[2100] | 1 | /* -*- mode: c++; c-basic-offset: 4; indent-tabs-mode: nil -*- */ |
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| 2 | /* |
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[3177] | 3 | * Copyright (C) 2004-2012 HUBzero Foundation, LLC |
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[2100] | 4 | * |
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| 5 | * Author: Leif Delgass <ldelgass@purdue.edu> |
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| 6 | */ |
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| 7 | |
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[2112] | 8 | #include <cfloat> |
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[2194] | 9 | #include <cstring> |
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| 10 | #include <cassert> |
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[2317] | 11 | #include <cmath> |
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[2112] | 12 | |
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[2260] | 13 | #include <GL/gl.h> |
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| 14 | |
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| 15 | #ifdef WANT_TRACE |
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| 16 | #include <sys/time.h> |
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| 17 | #endif |
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| 18 | |
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[3818] | 19 | #ifdef USE_FONT_CONFIG |
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| 20 | #include <vtkFreeTypeTools.h> |
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| 21 | #endif |
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[2214] | 22 | #include <vtkMath.h> |
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[2100] | 23 | #include <vtkCamera.h> |
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[2317] | 24 | #include <vtkLight.h> |
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[3683] | 25 | #include <vtkLightCollection.h> |
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[2100] | 26 | #include <vtkCoordinate.h> |
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[2112] | 27 | #include <vtkTransform.h> |
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[2100] | 28 | #include <vtkCharArray.h> |
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| 29 | #ifdef USE_CUSTOM_AXES |
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[3164] | 30 | #include "vtkRpCubeAxesActor.h" |
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[2100] | 31 | #else |
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[3164] | 32 | #include <vtkCubeAxesActor.h> |
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[2100] | 33 | #endif |
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| 34 | #include <vtkProperty.h> |
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[2115] | 35 | #include <vtkProperty2D.h> |
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[2100] | 36 | #include <vtkPointData.h> |
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| 37 | #include <vtkLookupTable.h> |
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| 38 | #include <vtkTextProperty.h> |
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[2260] | 39 | #include <vtkOpenGLRenderWindow.h> |
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[2533] | 40 | #include <vtkVersion.h> |
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[2100] | 41 | |
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[3621] | 42 | #include "Renderer.h" |
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| 43 | #include "RendererGraphicsObjs.h" |
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[3616] | 44 | #include "Math.h" |
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[2123] | 45 | #include "ColorMap.h" |
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[2100] | 46 | #include "Trace.h" |
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| 47 | |
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[3330] | 48 | #define MSECS_ELAPSED(t1, t2) \ |
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| 49 | ((t1).tv_sec == (t2).tv_sec ? (((t2).tv_usec - (t1).tv_usec)/1.0e+3) : \ |
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| 50 | (((t2).tv_sec - (t1).tv_sec))*1.0e+3 + (double)((t2).tv_usec - (t1).tv_usec)/1.0e+3) |
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[2260] | 51 | |
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[3615] | 52 | #define printCameraInfo(camera) \ |
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| 53 | do { \ |
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| 54 | TRACE("pscale: %g, angle: %g, d: %g pos: %g %g %g, fpt: %g %g %g, vup: %g %g %g, clip: %g %g", \ |
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| 55 | (camera)->GetParallelScale(), \ |
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| 56 | (camera)->GetViewAngle(), \ |
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| 57 | (camera)->GetDistance(), \ |
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| 58 | (camera)->GetPosition()[0], \ |
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| 59 | (camera)->GetPosition()[1], \ |
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| 60 | (camera)->GetPosition()[2], \ |
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| 61 | (camera)->GetFocalPoint()[0], \ |
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| 62 | (camera)->GetFocalPoint()[1], \ |
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| 63 | (camera)->GetFocalPoint()[2], \ |
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| 64 | (camera)->GetViewUp()[0], \ |
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| 65 | (camera)->GetViewUp()[1], \ |
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| 66 | (camera)->GetViewUp()[2], \ |
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| 67 | (camera)->GetClippingRange()[0], \ |
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| 68 | (camera)->GetClippingRange()[1]); \ |
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| 69 | } while(0) |
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[2100] | 70 | |
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[3615] | 71 | using namespace VtkVis; |
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| 72 | |
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[2100] | 73 | Renderer::Renderer() : |
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[2112] | 74 | _needsRedraw(true), |
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[3330] | 75 | _needsAxesReset(false), |
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| 76 | _needsCameraClippingRangeReset(false), |
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| 77 | _needsCameraReset(false), |
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[2423] | 78 | _windowWidth(500), |
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| 79 | _windowHeight(500), |
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[3164] | 80 | _cameraMode(PERSPECTIVE), |
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[3330] | 81 | _cameraAspect(ASPECT_NATIVE), |
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[2423] | 82 | _imgCameraPlane(PLANE_XY), |
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| 83 | _imgCameraOffset(0), |
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[2194] | 84 | _cameraZoomRatio(1), |
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| 85 | _useCumulativeRange(true), |
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[3164] | 86 | _cumulativeRangeOnlyVisible(false) |
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[2100] | 87 | { |
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| 88 | _bgColor[0] = 0; |
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| 89 | _bgColor[1] = 0; |
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| 90 | _bgColor[2] = 0; |
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[2194] | 91 | _cameraPan[0] = 0; |
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| 92 | _cameraPan[1] = 0; |
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[2351] | 93 | _cameraOrientation[0] = 1.0; |
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| 94 | _cameraOrientation[1] = 0.0; |
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| 95 | _cameraOrientation[2] = 0.0; |
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| 96 | _cameraOrientation[3] = 0.0; |
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[2100] | 97 | // clipping planes to prevent overdrawing axes |
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[2270] | 98 | _activeClipPlanes = vtkSmartPointer<vtkPlaneCollection>::New(); |
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[2100] | 99 | // bottom |
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[2317] | 100 | _cameraClipPlanes[0] = vtkSmartPointer<vtkPlane>::New(); |
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| 101 | _cameraClipPlanes[0]->SetNormal(0, 1, 0); |
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| 102 | _cameraClipPlanes[0]->SetOrigin(0, 0, 0); |
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[2270] | 103 | if (_cameraMode == IMAGE) |
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[2317] | 104 | _activeClipPlanes->AddItem(_cameraClipPlanes[0]); |
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[2100] | 105 | // left |
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[2317] | 106 | _cameraClipPlanes[1] = vtkSmartPointer<vtkPlane>::New(); |
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| 107 | _cameraClipPlanes[1]->SetNormal(1, 0, 0); |
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| 108 | _cameraClipPlanes[1]->SetOrigin(0, 0, 0); |
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[2270] | 109 | if (_cameraMode == IMAGE) |
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[2317] | 110 | _activeClipPlanes->AddItem(_cameraClipPlanes[1]); |
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[2270] | 111 | // top |
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[2317] | 112 | _cameraClipPlanes[2] = vtkSmartPointer<vtkPlane>::New(); |
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| 113 | _cameraClipPlanes[2]->SetNormal(0, -1, 0); |
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| 114 | _cameraClipPlanes[2]->SetOrigin(0, 1, 0); |
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[2270] | 115 | if (_cameraMode == IMAGE) |
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[2317] | 116 | _activeClipPlanes->AddItem(_cameraClipPlanes[2]); |
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[2100] | 117 | // right |
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[2317] | 118 | _cameraClipPlanes[3] = vtkSmartPointer<vtkPlane>::New(); |
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| 119 | _cameraClipPlanes[3]->SetNormal(-1, 0, 0); |
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| 120 | _cameraClipPlanes[3]->SetOrigin(1, 0, 0); |
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[2270] | 121 | if (_cameraMode == IMAGE) |
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[2317] | 122 | _activeClipPlanes->AddItem(_cameraClipPlanes[3]); |
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[3818] | 123 | |
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| 124 | #ifdef USE_FONT_CONFIG |
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| 125 | vtkFreeTypeTools *typeTools = vtkFreeTypeTools::GetInstance(); |
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| 126 | typeTools->ForceCompiledFontsOff(); |
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| 127 | TRACE("FreeTypeTools impl: %s", typeTools->GetClassName()); |
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| 128 | #endif |
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| 129 | |
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[2100] | 130 | _renderer = vtkSmartPointer<vtkRenderer>::New(); |
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[3330] | 131 | |
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| 132 | // Global ambient (defaults to 1,1,1) |
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| 133 | //_renderer->SetAmbient(.2, .2, .2); |
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| 134 | |
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[3683] | 135 | _renderer->AutomaticLightCreationOff(); |
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| 136 | |
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[2317] | 137 | vtkSmartPointer<vtkLight> headlight = vtkSmartPointer<vtkLight>::New(); |
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| 138 | headlight->SetLightTypeToHeadlight(); |
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| 139 | headlight->PositionalOff(); |
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[3330] | 140 | // Light ambient color defaults to 0,0,0 |
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[2317] | 141 | //headlight->SetAmbientColor(1, 1, 1); |
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| 142 | _renderer->AddLight(headlight); |
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[3683] | 143 | |
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[2317] | 144 | vtkSmartPointer<vtkLight> skylight = vtkSmartPointer<vtkLight>::New(); |
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| 145 | skylight->SetLightTypeToCameraLight(); |
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| 146 | skylight->SetPosition(0, 1, 0); |
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| 147 | skylight->SetFocalPoint(0, 0, 0); |
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| 148 | skylight->PositionalOff(); |
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[3330] | 149 | // Light ambient color defaults to 0,0,0 |
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[2317] | 150 | //skylight->SetAmbientColor(1, 1, 1); |
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| 151 | _renderer->AddLight(skylight); |
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[3683] | 152 | |
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[2112] | 153 | _renderer->LightFollowCameraOn(); |
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[2100] | 154 | _renderWindow = vtkSmartPointer<vtkRenderWindow>::New(); |
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[2254] | 155 | #ifdef USE_OFFSCREEN_RENDERING |
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[2100] | 156 | _renderWindow->DoubleBufferOff(); |
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| 157 | _renderWindow->OffScreenRenderingOn(); |
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[2260] | 158 | #else |
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| 159 | _renderWindow->SwapBuffersOff(); |
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[2251] | 160 | #endif |
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[2254] | 161 | _renderWindow->SetSize(_windowWidth, _windowHeight); |
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[2290] | 162 | // Next 2 options needed to support depth peeling |
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| 163 | _renderWindow->SetAlphaBitPlanes(1); |
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| 164 | _renderWindow->SetMultiSamples(0); |
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| 165 | _renderer->SetMaximumNumberOfPeels(100); |
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| 166 | _renderer->SetUseDepthPeeling(1); |
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[3330] | 167 | _renderer->SetTwoSidedLighting(1); |
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[2100] | 168 | _renderWindow->AddRenderer(_renderer); |
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[2317] | 169 | setViewAngle(_windowHeight); |
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| 170 | initAxes(); |
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[3993] | 171 | //initOrientationMarkers(); |
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[2317] | 172 | initCamera(); |
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[2261] | 173 | addColorMap("default", ColorMap::getDefault()); |
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[2404] | 174 | addColorMap("grayDefault", ColorMap::getGrayDefault()); |
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[2261] | 175 | addColorMap("volumeDefault", ColorMap::getVolumeDefault()); |
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[2320] | 176 | addColorMap("elementDefault", ColorMap::getElementDefault()); |
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[2100] | 177 | } |
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| 178 | |
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| 179 | Renderer::~Renderer() |
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| 180 | { |
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[2270] | 181 | TRACE("Enter"); |
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[3164] | 182 | |
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| 183 | deleteAllGraphicsObjects<Arc>(); |
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| 184 | deleteAllGraphicsObjects<Arrow>(); |
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| 185 | deleteAllGraphicsObjects<Box>(); |
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| 186 | deleteAllGraphicsObjects<Cone>(); |
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| 187 | deleteAllGraphicsObjects<Contour2D>(); |
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| 188 | deleteAllGraphicsObjects<Contour3D>(); |
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| 189 | deleteAllGraphicsObjects<Cutplane>(); |
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| 190 | deleteAllGraphicsObjects<Cylinder>(); |
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| 191 | deleteAllGraphicsObjects<Disk>(); |
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| 192 | deleteAllGraphicsObjects<Glyphs>(); |
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| 193 | deleteAllGraphicsObjects<Group>(); |
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| 194 | deleteAllGraphicsObjects<HeightMap>(); |
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[3818] | 195 | deleteAllGraphicsObjects<Image>(); |
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[4082] | 196 | deleteAllGraphicsObjects<ImageCutplane>(); |
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[3164] | 197 | deleteAllGraphicsObjects<LIC>(); |
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| 198 | deleteAllGraphicsObjects<Line>(); |
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| 199 | deleteAllGraphicsObjects<Molecule>(); |
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[3535] | 200 | deleteAllGraphicsObjects<Outline>(); |
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[3861] | 201 | deleteAllGraphicsObjects<Parallelepiped>(); |
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[3164] | 202 | deleteAllGraphicsObjects<PolyData>(); |
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| 203 | deleteAllGraphicsObjects<Polygon>(); |
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| 204 | deleteAllGraphicsObjects<PseudoColor>(); |
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| 205 | deleteAllGraphicsObjects<Sphere>(); |
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| 206 | deleteAllGraphicsObjects<Streamlines>(); |
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[3818] | 207 | deleteAllGraphicsObjects<Text3D>(); |
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[3164] | 208 | deleteAllGraphicsObjects<Volume>(); |
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| 209 | deleteAllGraphicsObjects<Warp>(); |
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| 210 | |
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[2270] | 211 | TRACE("Deleting ColorMaps"); |
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[2269] | 212 | // Delete color maps and data sets last in case references still |
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| 213 | // exist |
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| 214 | for (ColorMapHashmap::iterator itr = _colorMaps.begin(); |
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[2612] | 215 | itr != _colorMaps.end(); ++itr) { |
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[2269] | 216 | delete itr->second; |
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| 217 | } |
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| 218 | _colorMaps.clear(); |
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[2270] | 219 | TRACE("Deleting DataSets"); |
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[2123] | 220 | for (DataSetHashmap::iterator itr = _dataSets.begin(); |
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[2612] | 221 | itr != _dataSets.end(); ++itr) { |
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[2123] | 222 | delete itr->second; |
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| 223 | } |
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| 224 | _dataSets.clear(); |
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[2612] | 225 | |
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| 226 | clearFieldRanges(); |
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[3330] | 227 | clearUserFieldRanges(); |
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[2612] | 228 | |
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[2270] | 229 | TRACE("Leave"); |
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[2100] | 230 | } |
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| 231 | |
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| 232 | /** |
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| 233 | * \brief Add a DataSet to this Renderer |
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| 234 | * |
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| 235 | * This just adds the DataSet to the Renderer's list of data sets. |
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[2290] | 236 | * In order to render the data, a graphics object using the data |
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| 237 | * set must be added to the Renderer. |
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[2100] | 238 | */ |
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[2123] | 239 | void Renderer::addDataSet(const DataSetId& id) |
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[2100] | 240 | { |
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[2112] | 241 | if (getDataSet(id) != NULL) { |
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[2320] | 242 | WARN("Replacing existing DataSet %s", id.c_str()); |
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[2112] | 243 | deleteDataSet(id); |
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| 244 | } |
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| 245 | _dataSets[id] = new DataSet(id); |
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[2100] | 246 | } |
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| 247 | |
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| 248 | /** |
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| 249 | * \brief Remove the specified DataSet and associated rendering objects |
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| 250 | * |
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[2260] | 251 | * The underlying DataSet and any associated graphics |
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[2100] | 252 | * objects are deleted, freeing the memory used. |
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| 253 | */ |
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[2123] | 254 | void Renderer::deleteDataSet(const DataSetId& id) |
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[2100] | 255 | { |
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[2123] | 256 | DataSetHashmap::iterator itr; |
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| 257 | |
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| 258 | bool doAll = false; |
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| 259 | |
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| 260 | if (id.compare("all") == 0) { |
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| 261 | itr = _dataSets.begin(); |
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| 262 | doAll = true; |
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| 263 | } else { |
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| 264 | itr = _dataSets.find(id); |
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| 265 | } |
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[2112] | 266 | if (itr == _dataSets.end()) { |
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| 267 | ERROR("Unknown dataset %s", id.c_str()); |
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| 268 | return; |
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[2123] | 269 | } |
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[2100] | 270 | |
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[2123] | 271 | do { |
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| 272 | TRACE("Deleting dataset %s", itr->second->getName().c_str()); |
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| 273 | |
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[2612] | 274 | deleteGraphicsObject<Contour2D>(itr->second->getName()); |
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| 275 | deleteGraphicsObject<Contour3D>(itr->second->getName()); |
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| 276 | deleteGraphicsObject<Cutplane>(itr->second->getName()); |
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| 277 | deleteGraphicsObject<Glyphs>(itr->second->getName()); |
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| 278 | deleteGraphicsObject<HeightMap>(itr->second->getName()); |
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[3818] | 279 | deleteGraphicsObject<Image>(itr->second->getName()); |
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[4082] | 280 | deleteGraphicsObject<ImageCutplane>(itr->second->getName()); |
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[2612] | 281 | deleteGraphicsObject<LIC>(itr->second->getName()); |
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| 282 | deleteGraphicsObject<Molecule>(itr->second->getName()); |
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[3535] | 283 | deleteGraphicsObject<Outline>(itr->second->getName()); |
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[2612] | 284 | deleteGraphicsObject<PolyData>(itr->second->getName()); |
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| 285 | deleteGraphicsObject<PseudoColor>(itr->second->getName()); |
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| 286 | deleteGraphicsObject<Streamlines>(itr->second->getName()); |
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| 287 | deleteGraphicsObject<Volume>(itr->second->getName()); |
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[3126] | 288 | deleteGraphicsObject<Warp>(itr->second->getName()); |
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[2455] | 289 | |
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[2112] | 290 | TRACE("After deleting graphics objects"); |
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| 291 | |
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| 292 | delete itr->second; |
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[2277] | 293 | itr = _dataSets.erase(itr); |
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| 294 | } while (doAll && itr != _dataSets.end()); |
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[2123] | 295 | |
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[2194] | 296 | // Update cumulative data range |
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[2612] | 297 | initFieldRanges(); |
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| 298 | updateFieldRanges(); |
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[2194] | 299 | |
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[3330] | 300 | sceneBoundsChanged(); |
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[2123] | 301 | _needsRedraw = true; |
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[2100] | 302 | } |
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| 303 | |
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[2627] | 304 | /** |
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| 305 | * \brief Get a list of DataSets this Renderer knows about |
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| 306 | */ |
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[2423] | 307 | void Renderer::getDataSetNames(std::vector<std::string>& names) |
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| 308 | { |
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| 309 | names.clear(); |
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| 310 | for (DataSetHashmap::iterator itr = _dataSets.begin(); |
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| 311 | itr != _dataSets.end(); ++itr) { |
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| 312 | names.push_back(itr->second->getName()); |
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| 313 | } |
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| 314 | } |
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| 315 | |
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[2100] | 316 | /** |
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| 317 | * \brief Find the DataSet for the given DataSetId key |
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| 318 | * |
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| 319 | * \return A pointer to the DataSet, or NULL if not found |
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| 320 | */ |
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[2123] | 321 | DataSet *Renderer::getDataSet(const DataSetId& id) |
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[2100] | 322 | { |
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| 323 | DataSetHashmap::iterator itr = _dataSets.find(id); |
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[2112] | 324 | if (itr == _dataSets.end()) { |
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[2402] | 325 | #ifdef DEBUG |
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[2112] | 326 | TRACE("DataSet not found: %s", id.c_str()); |
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[2402] | 327 | #endif |
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[2100] | 328 | return NULL; |
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[2112] | 329 | } else |
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[2100] | 330 | return itr->second; |
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| 331 | } |
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| 332 | |
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| 333 | /** |
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| 334 | * \brief (Re-)load the data for the specified DataSet key from a file |
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| 335 | */ |
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[2123] | 336 | bool Renderer::setDataFile(const DataSetId& id, const char *filename) |
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[2100] | 337 | { |
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| 338 | DataSet *ds = getDataSet(id); |
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| 339 | if (ds) { |
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| 340 | bool ret = ds->setDataFile(filename); |
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[2612] | 341 | initFieldRanges(); |
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| 342 | updateFieldRanges(); |
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[2100] | 343 | _needsRedraw = true; |
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| 344 | return ret; |
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| 345 | } else |
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| 346 | return false; |
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| 347 | } |
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| 348 | |
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| 349 | /** |
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| 350 | * \brief (Re-)load the data for the specified DataSet key from a memory buffer |
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| 351 | */ |
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[2123] | 352 | bool Renderer::setData(const DataSetId& id, char *data, int nbytes) |
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[2100] | 353 | { |
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| 354 | DataSet *ds = getDataSet(id); |
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| 355 | if (ds) { |
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[2146] | 356 | bool ret = ds->setData(data, nbytes); |
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[2612] | 357 | initFieldRanges(); |
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| 358 | updateFieldRanges(); |
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[2100] | 359 | _needsRedraw = true; |
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[2146] | 360 | return ret; |
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[2100] | 361 | } else |
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| 362 | return false; |
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| 363 | } |
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| 364 | |
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[2627] | 365 | /** |
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| 366 | * \brief Set the active scalar field array by name for a DataSet |
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| 367 | */ |
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[2393] | 368 | bool Renderer::setDataSetActiveScalars(const DataSetId& id, const char *scalarName) |
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| 369 | { |
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| 370 | DataSetHashmap::iterator itr; |
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| 371 | |
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| 372 | bool doAll = false; |
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| 373 | |
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| 374 | if (id.compare("all") == 0) { |
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| 375 | itr = _dataSets.begin(); |
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| 376 | doAll = true; |
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| 377 | } else { |
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| 378 | itr = _dataSets.find(id); |
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| 379 | } |
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| 380 | if (itr == _dataSets.end()) { |
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| 381 | ERROR("DataSet not found: %s", id.c_str()); |
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| 382 | return false; |
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| 383 | } |
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| 384 | |
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| 385 | bool ret = true; |
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[2597] | 386 | bool needRangeUpdate = false; |
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[2393] | 387 | do { |
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[3902] | 388 | const char *name = itr->second->getActiveScalarsName(); |
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| 389 | if (name == NULL || (strcmp(name, scalarName) != 0)) { |
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[2597] | 390 | if (!itr->second->setActiveScalars(scalarName)) { |
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| 391 | ret = false; |
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| 392 | } else { |
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| 393 | needRangeUpdate = true; |
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| 394 | } |
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[2393] | 395 | } |
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| 396 | } while (doAll && ++itr != _dataSets.end()); |
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| 397 | |
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[2597] | 398 | if (needRangeUpdate) { |
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[2612] | 399 | updateFieldRanges(); |
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[2393] | 400 | _needsRedraw = true; |
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| 401 | } |
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| 402 | |
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| 403 | return ret; |
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| 404 | } |
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| 405 | |
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[2627] | 406 | /** |
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| 407 | * \brief Set the active vector field array by name for a DataSet |
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| 408 | */ |
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[2393] | 409 | bool Renderer::setDataSetActiveVectors(const DataSetId& id, const char *vectorName) |
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| 410 | { |
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| 411 | DataSetHashmap::iterator itr; |
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| 412 | |
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| 413 | bool doAll = false; |
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| 414 | |
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| 415 | if (id.compare("all") == 0) { |
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| 416 | itr = _dataSets.begin(); |
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| 417 | doAll = true; |
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| 418 | } else { |
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| 419 | itr = _dataSets.find(id); |
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| 420 | } |
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| 421 | if (itr == _dataSets.end()) { |
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| 422 | ERROR("DataSet not found: %s", id.c_str()); |
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| 423 | return false; |
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| 424 | } |
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| 425 | |
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| 426 | bool ret = true; |
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[2597] | 427 | bool needRangeUpdate = false; |
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[2393] | 428 | do { |
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[2597] | 429 | if (strcmp(itr->second->getActiveVectorsName(), vectorName) != 0) { |
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| 430 | if (!itr->second->setActiveVectors(vectorName)) { |
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| 431 | ret = false; |
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| 432 | } else { |
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| 433 | needRangeUpdate = true; |
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| 434 | } |
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[2393] | 435 | } |
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| 436 | } while (doAll && ++itr != _dataSets.end()); |
---|
| 437 | |
---|
[2597] | 438 | if (needRangeUpdate) { |
---|
[2612] | 439 | updateFieldRanges(); |
---|
[2393] | 440 | _needsRedraw = true; |
---|
| 441 | } |
---|
| 442 | |
---|
| 443 | return ret; |
---|
| 444 | } |
---|
| 445 | |
---|
[2194] | 446 | /** |
---|
| 447 | * \brief Control whether the cumulative data range of datasets is used for |
---|
| 448 | * colormapping and contours |
---|
[3330] | 449 | * |
---|
| 450 | * NOTE: If using explicit range(s), setting cumulative ranges on will |
---|
| 451 | * remove explicit ranges on all fields |
---|
[2194] | 452 | */ |
---|
| 453 | void Renderer::setUseCumulativeDataRange(bool state, bool onlyVisible) |
---|
| 454 | { |
---|
[3330] | 455 | TRACE("use cumulative: %d, only visible: %d", (state ? 1 : 0), (onlyVisible ? 1 : 0)); |
---|
| 456 | _useCumulativeRange = state; |
---|
| 457 | _cumulativeRangeOnlyVisible = onlyVisible; |
---|
| 458 | clearUserFieldRanges(); |
---|
| 459 | updateFieldRanges(); |
---|
| 460 | resetAxes(); |
---|
| 461 | _needsRedraw = true; |
---|
[2194] | 462 | } |
---|
| 463 | |
---|
[2402] | 464 | void Renderer::resetAxes(double bounds[6]) |
---|
[2112] | 465 | { |
---|
| 466 | TRACE("Resetting axes"); |
---|
[3330] | 467 | |
---|
| 468 | if (_cubeAxesActor == NULL) { |
---|
[2112] | 469 | initAxes(); |
---|
| 470 | } |
---|
[3330] | 471 | |
---|
[2112] | 472 | if (_cameraMode == IMAGE) { |
---|
[3198] | 473 | _cubeAxesActor->SetUse2DMode(1); |
---|
[2112] | 474 | } else { |
---|
[3198] | 475 | _cubeAxesActor->SetUse2DMode(0); |
---|
| 476 | } |
---|
| 477 | |
---|
| 478 | if (_cameraMode == IMAGE) { |
---|
| 479 | return; |
---|
| 480 | } |
---|
| 481 | |
---|
[3330] | 482 | setAxesBounds(bounds); |
---|
| 483 | setAxesRanges(); |
---|
| 484 | } |
---|
| 485 | |
---|
| 486 | /** |
---|
| 487 | * \brief Explicitly set world coordinate bounds of axes |
---|
| 488 | * |
---|
| 489 | * This determines the region in world coordinates around which |
---|
| 490 | * the axes are drawn |
---|
| 491 | */ |
---|
| 492 | void Renderer::setAxesBounds(double min, double max) |
---|
| 493 | { |
---|
| 494 | setAxisBounds(X_AXIS, min, max); |
---|
| 495 | setAxisBounds(Y_AXIS, min, max); |
---|
| 496 | setAxisBounds(Z_AXIS, min, max); |
---|
| 497 | } |
---|
| 498 | |
---|
| 499 | /** |
---|
| 500 | * \brief Set axes bounds based on auto/explicit settings |
---|
| 501 | */ |
---|
| 502 | void Renderer::setAxesBounds(double boundsIn[6]) |
---|
| 503 | { |
---|
| 504 | double newBounds[6]; |
---|
| 505 | if (boundsIn != NULL) { |
---|
| 506 | memcpy(&newBounds[0], &boundsIn[0], sizeof(double)*6); |
---|
[3198] | 507 | } else { |
---|
[3330] | 508 | if (_axesAutoBounds[X_AXIS] || |
---|
| 509 | _axesAutoBounds[Y_AXIS] || |
---|
| 510 | _axesAutoBounds[Z_AXIS]) { |
---|
[4171] | 511 | collectBounds(newBounds, true); |
---|
[3330] | 512 | } |
---|
| 513 | } |
---|
| 514 | |
---|
| 515 | double bounds[6]; |
---|
| 516 | if (_axesAutoBounds[X_AXIS]) { |
---|
| 517 | memcpy(&bounds[0], &newBounds[0], sizeof(double)*2); |
---|
| 518 | } else { |
---|
| 519 | memcpy(&bounds[0], &_axesUserBounds[0], sizeof(double)*2); |
---|
| 520 | } |
---|
| 521 | if (_axesAutoBounds[Y_AXIS]) { |
---|
| 522 | memcpy(&bounds[2], &newBounds[2], sizeof(double)*2); |
---|
| 523 | } else { |
---|
| 524 | memcpy(&bounds[2], &_axesUserBounds[2], sizeof(double)*2); |
---|
| 525 | } |
---|
| 526 | if (_axesAutoBounds[Z_AXIS]) { |
---|
| 527 | memcpy(&bounds[4], &newBounds[4], sizeof(double)*2); |
---|
| 528 | } else { |
---|
| 529 | memcpy(&bounds[4], &_axesUserBounds[4], sizeof(double)*2); |
---|
| 530 | } |
---|
| 531 | |
---|
| 532 | _cubeAxesActor->SetBounds(bounds); |
---|
| 533 | |
---|
| 534 | TRACE("Axis bounds: %g %g %g %g %g %g", |
---|
[3198] | 535 | bounds[0], |
---|
| 536 | bounds[1], |
---|
| 537 | bounds[2], |
---|
| 538 | bounds[3], |
---|
| 539 | bounds[4], |
---|
| 540 | bounds[5]); |
---|
[3330] | 541 | |
---|
| 542 | _needsRedraw = true; |
---|
| 543 | } |
---|
| 544 | |
---|
| 545 | /** |
---|
| 546 | * \brief Toggle automatic vs. explicit range setting on all axes |
---|
| 547 | */ |
---|
| 548 | void Renderer::setAxesAutoBounds(bool state) |
---|
| 549 | { |
---|
| 550 | _axesAutoBounds[X_AXIS] = state; |
---|
| 551 | _axesAutoBounds[Y_AXIS] = state; |
---|
| 552 | _axesAutoBounds[Z_AXIS] = state; |
---|
| 553 | |
---|
| 554 | TRACE("Set axes bounds to %s", (state ? "auto" : "explicit")); |
---|
| 555 | |
---|
| 556 | setAxesBounds(); |
---|
| 557 | |
---|
| 558 | _needsRedraw = true; |
---|
| 559 | } |
---|
| 560 | |
---|
| 561 | /** |
---|
| 562 | * \brief Toggle automatic vs. explicit range setting on all axes |
---|
| 563 | */ |
---|
| 564 | void Renderer::setAxisAutoBounds(Axis axis, bool state) |
---|
| 565 | { |
---|
| 566 | _axesAutoBounds[axis] = state; |
---|
| 567 | |
---|
| 568 | TRACE("Set axis %d bounds to %s", axis, (state ? "auto" : "explicit")); |
---|
| 569 | |
---|
| 570 | setAxesBounds(); |
---|
| 571 | |
---|
| 572 | _needsRedraw = true; |
---|
| 573 | } |
---|
| 574 | |
---|
| 575 | /** |
---|
| 576 | * \brief Toggle automatic vs. explicit range setting on all axes |
---|
| 577 | */ |
---|
| 578 | void Renderer::setAxesAutoRange(bool state) |
---|
| 579 | { |
---|
| 580 | _axesRangeMode[X_AXIS] = state ? RANGE_AUTO : RANGE_EXPLICIT; |
---|
| 581 | _axesRangeMode[Y_AXIS] = state ? RANGE_AUTO : RANGE_EXPLICIT; |
---|
| 582 | _axesRangeMode[Z_AXIS] = state ? RANGE_AUTO : RANGE_EXPLICIT; |
---|
| 583 | |
---|
| 584 | TRACE("Set axes range to %s", (state ? "auto" : "explicit")); |
---|
| 585 | |
---|
| 586 | setAxesRanges(); |
---|
| 587 | |
---|
| 588 | _needsRedraw = true; |
---|
| 589 | } |
---|
| 590 | |
---|
| 591 | /** |
---|
| 592 | * \brief Explicitly set world coordinate bounds of axis |
---|
| 593 | * |
---|
| 594 | * This determines the region in world coordinates around which |
---|
| 595 | * the axes are drawn |
---|
| 596 | */ |
---|
| 597 | void Renderer::setAxisBounds(Axis axis, double min, double max) |
---|
| 598 | { |
---|
| 599 | double bounds[6]; |
---|
| 600 | _cubeAxesActor->GetBounds(bounds); |
---|
| 601 | |
---|
| 602 | bounds[axis*2 ] = _axesUserBounds[axis*2 ] = min; |
---|
| 603 | bounds[axis*2+1] = _axesUserBounds[axis*2+1] = max; |
---|
| 604 | |
---|
| 605 | _cubeAxesActor->SetBounds(bounds); |
---|
| 606 | |
---|
| 607 | _axesAutoBounds[axis] = false; |
---|
| 608 | |
---|
| 609 | TRACE("Axis bounds: %g %g %g %g %g %g", |
---|
| 610 | bounds[0], |
---|
| 611 | bounds[1], |
---|
| 612 | bounds[2], |
---|
| 613 | bounds[3], |
---|
| 614 | bounds[4], |
---|
| 615 | bounds[5]); |
---|
| 616 | |
---|
| 617 | _needsRedraw = true; |
---|
| 618 | } |
---|
| 619 | |
---|
| 620 | /** |
---|
| 621 | * \brief Toggle automatic vs. explicit range setting on specific axis |
---|
| 622 | */ |
---|
| 623 | void Renderer::setAxisAutoRange(Axis axis, bool state) |
---|
| 624 | { |
---|
| 625 | _axesRangeMode[axis] = state ? RANGE_AUTO : RANGE_EXPLICIT; |
---|
| 626 | |
---|
| 627 | TRACE("Set axis %d range to %s", axis, (state ? "auto" : "explicit")); |
---|
| 628 | |
---|
| 629 | setAxesRanges(); |
---|
| 630 | |
---|
| 631 | _needsRedraw = true; |
---|
| 632 | } |
---|
| 633 | |
---|
| 634 | /** |
---|
| 635 | * \brief Set explicit range on axes and disable auto range |
---|
| 636 | */ |
---|
| 637 | void Renderer::setAxesRange(double min, double max) |
---|
| 638 | { |
---|
| 639 | setAxisRange(X_AXIS, min, max); |
---|
| 640 | setAxisRange(Y_AXIS, min, max); |
---|
| 641 | setAxisRange(Z_AXIS, min, max); |
---|
| 642 | } |
---|
| 643 | |
---|
| 644 | /** |
---|
| 645 | * \brief Explicitly set power multiplier for axes labels |
---|
| 646 | * |
---|
| 647 | * The exponent will appear in the axis title and be omitted from labels |
---|
| 648 | */ |
---|
| 649 | void Renderer::setAxesLabelPowerScaling(int xPow, int yPow, int zPow, bool useCustom) |
---|
| 650 | { |
---|
| 651 | _cubeAxesActor->SetLabelScaling(!useCustom, xPow, yPow, zPow); |
---|
| 652 | |
---|
| 653 | TRACE("Set axis label scaling: custom: %d, powers: %d,%d,%d", (int)useCustom, xPow, yPow, zPow); |
---|
| 654 | |
---|
| 655 | _needsRedraw = true; |
---|
| 656 | } |
---|
| 657 | |
---|
| 658 | /** |
---|
| 659 | * \brief Set explicit range on axis and disable auto range |
---|
| 660 | */ |
---|
| 661 | void Renderer::setAxisRange(Axis axis, double min, double max) |
---|
| 662 | { |
---|
| 663 | switch (axis) { |
---|
| 664 | case X_AXIS: |
---|
| 665 | _axesRangeMode[X_AXIS] = RANGE_EXPLICIT; |
---|
| 666 | _cubeAxesActor->SetXAxisRange(min, max); |
---|
| 667 | break; |
---|
| 668 | case Y_AXIS: |
---|
| 669 | _axesRangeMode[Y_AXIS] = RANGE_EXPLICIT; |
---|
| 670 | _cubeAxesActor->SetYAxisRange(min, max); |
---|
| 671 | break; |
---|
| 672 | case Z_AXIS: |
---|
| 673 | _axesRangeMode[Z_AXIS] = RANGE_EXPLICIT; |
---|
| 674 | _cubeAxesActor->SetZAxisRange(min, max); |
---|
| 675 | break; |
---|
| 676 | default: |
---|
| 677 | break; |
---|
[2112] | 678 | } |
---|
[3330] | 679 | |
---|
| 680 | TRACE("Set axis %d range to: %g, %g", axis, min, max); |
---|
| 681 | |
---|
| 682 | _needsRedraw = true; |
---|
[2112] | 683 | } |
---|
| 684 | |
---|
[2100] | 685 | /** |
---|
[3330] | 686 | * \brief Set axes ranges based on bounds and range modes |
---|
| 687 | */ |
---|
| 688 | void Renderer::setAxesRanges() |
---|
| 689 | { |
---|
| 690 | computeAxesScale(); |
---|
| 691 | |
---|
| 692 | double bounds[6]; |
---|
| 693 | _cubeAxesActor->GetBounds(bounds); |
---|
| 694 | |
---|
| 695 | double ranges[6]; |
---|
| 696 | if (_axesRangeMode[X_AXIS] != RANGE_EXPLICIT) { |
---|
| 697 | ranges[0] = bounds[0] * _axesScale[X_AXIS]; |
---|
| 698 | ranges[1] = bounds[1] * _axesScale[X_AXIS]; |
---|
| 699 | _cubeAxesActor->SetXAxisRange(&ranges[0]); |
---|
| 700 | } else { |
---|
| 701 | _cubeAxesActor->GetXAxisRange(&ranges[0]); |
---|
| 702 | } |
---|
[3615] | 703 | |
---|
[3330] | 704 | if (_axesRangeMode[Y_AXIS] != RANGE_EXPLICIT) { |
---|
| 705 | ranges[2] = bounds[2] * _axesScale[Y_AXIS]; |
---|
| 706 | ranges[3] = bounds[3] * _axesScale[Y_AXIS]; |
---|
| 707 | _cubeAxesActor->SetYAxisRange(&ranges[2]); |
---|
| 708 | } else { |
---|
| 709 | _cubeAxesActor->GetYAxisRange(&ranges[2]); |
---|
| 710 | } |
---|
| 711 | |
---|
| 712 | if (_axesRangeMode[Z_AXIS] != RANGE_EXPLICIT) { |
---|
| 713 | ranges[4] = bounds[4] * _axesScale[Z_AXIS]; |
---|
| 714 | ranges[5] = bounds[5] * _axesScale[Z_AXIS]; |
---|
| 715 | _cubeAxesActor->SetZAxisRange(&ranges[4]); |
---|
| 716 | } else { |
---|
| 717 | _cubeAxesActor->GetZAxisRange(&ranges[4]); |
---|
| 718 | } |
---|
| 719 | |
---|
| 720 | TRACE("Axis ranges: %g %g %g %g %g %g", |
---|
| 721 | ranges[0], |
---|
| 722 | ranges[1], |
---|
| 723 | ranges[2], |
---|
| 724 | ranges[3], |
---|
| 725 | ranges[4], |
---|
| 726 | ranges[5]); |
---|
| 727 | |
---|
| 728 | _needsRedraw = true; |
---|
| 729 | } |
---|
| 730 | |
---|
| 731 | /** |
---|
| 732 | * \brief Compute scaling from axes bounds to ranges |
---|
| 733 | * |
---|
| 734 | * Uses actor scaling to determine if world coordinates |
---|
| 735 | * need to be scaled to undo actor scaling in range labels |
---|
| 736 | */ |
---|
| 737 | void Renderer::computeAxesScale() |
---|
| 738 | { |
---|
| 739 | if (_axesRangeMode[X_AXIS] != RANGE_AUTO && |
---|
| 740 | _axesRangeMode[Y_AXIS] != RANGE_AUTO && |
---|
| 741 | _axesRangeMode[Z_AXIS] != RANGE_AUTO) |
---|
| 742 | return; |
---|
| 743 | |
---|
| 744 | double bounds[6]; |
---|
| 745 | if (_cameraMode == IMAGE) { |
---|
[4171] | 746 | collectBounds(bounds, true); |
---|
[3330] | 747 | } else |
---|
| 748 | _cubeAxesActor->GetBounds(bounds); |
---|
| 749 | |
---|
| 750 | double unscaledBounds[6]; |
---|
[4171] | 751 | collectUnscaledBounds(unscaledBounds, true); |
---|
[3330] | 752 | |
---|
| 753 | if (_axesRangeMode[X_AXIS] == RANGE_AUTO) { |
---|
| 754 | double sx = (bounds[1] == bounds[0]) ? 1.0 : (unscaledBounds[1] - unscaledBounds[0]) / (bounds[1] - bounds[0]); |
---|
| 755 | _axesScale[X_AXIS] = sx; |
---|
| 756 | TRACE("Setting X axis scale to: %g", sx); |
---|
| 757 | } |
---|
| 758 | if (_axesRangeMode[Y_AXIS] == RANGE_AUTO) { |
---|
| 759 | double sy = (bounds[3] == bounds[2]) ? 1.0 : (unscaledBounds[3] - unscaledBounds[2]) / (bounds[3] - bounds[2]); |
---|
| 760 | _axesScale[Y_AXIS] = sy; |
---|
| 761 | TRACE("Setting Y axis scale to: %g", sy); |
---|
| 762 | } |
---|
| 763 | if (_axesRangeMode[Y_AXIS] == RANGE_AUTO) { |
---|
| 764 | double sz = (bounds[5] == bounds[4]) ? 1.0 : (unscaledBounds[5] - unscaledBounds[4]) / (bounds[5] - bounds[4]); |
---|
| 765 | _axesScale[Z_AXIS] = sz; |
---|
| 766 | TRACE("Setting Z axis scale to: %g", sz); |
---|
| 767 | } |
---|
| 768 | } |
---|
| 769 | |
---|
| 770 | /** |
---|
| 771 | * \brief Set scaling factor to convert world coordinates to axis |
---|
| 772 | * label values in X, Y, Z |
---|
| 773 | */ |
---|
| 774 | void Renderer::setAxesScale(double scale) |
---|
| 775 | { |
---|
| 776 | _axesRangeMode[X_AXIS] = RANGE_SCALE_BOUNDS; |
---|
| 777 | _axesRangeMode[Y_AXIS] = RANGE_SCALE_BOUNDS; |
---|
| 778 | _axesRangeMode[Z_AXIS] = RANGE_SCALE_BOUNDS; |
---|
| 779 | |
---|
| 780 | _axesScale[X_AXIS] = scale; |
---|
| 781 | _axesScale[Y_AXIS] = scale; |
---|
| 782 | _axesScale[Z_AXIS] = scale; |
---|
| 783 | |
---|
| 784 | TRACE("Setting axes scale to: %g", scale); |
---|
| 785 | |
---|
| 786 | setAxesRanges(); |
---|
| 787 | } |
---|
| 788 | |
---|
| 789 | /** |
---|
| 790 | * \brief Set scaling factor to convert world coordinates to axis label values |
---|
| 791 | */ |
---|
| 792 | void Renderer::setAxisScale(Axis axis, double scale) |
---|
| 793 | { |
---|
| 794 | _axesRangeMode[axis] = RANGE_SCALE_BOUNDS; |
---|
| 795 | _axesScale[axis] = scale; |
---|
| 796 | |
---|
| 797 | TRACE("Setting axis %d scale to: %g", axis, scale); |
---|
| 798 | |
---|
| 799 | setAxesRanges(); |
---|
| 800 | } |
---|
| 801 | |
---|
| 802 | /** |
---|
| 803 | * \brief Set an origin point within the axes bounds where the axes will intersect |
---|
| 804 | * |
---|
| 805 | * \param x X coordinate of origin |
---|
| 806 | * \param y Y coordinate of origin |
---|
| 807 | * \param z Z coordinate of origin |
---|
| 808 | * \param useCustom Flag indicating if custom origin is to be used/enabled |
---|
| 809 | */ |
---|
| 810 | void Renderer::setAxesOrigin(double x, double y, double z, bool useCustom) |
---|
| 811 | { |
---|
| 812 | _cubeAxesActor->SetAxisOrigin(x, y, z); |
---|
| 813 | _cubeAxesActor->SetUseAxisOrigin((useCustom ? 1 : 0)); |
---|
| 814 | |
---|
| 815 | _needsRedraw = true; |
---|
| 816 | } |
---|
| 817 | |
---|
[3993] | 818 | |
---|
| 819 | void Renderer::initOrientationMarkers() |
---|
| 820 | { |
---|
| 821 | if (_axesActor == NULL) { |
---|
| 822 | _axesActor = vtkSmartPointer<vtkAxesActor>::New(); |
---|
| 823 | } |
---|
| 824 | if (_annotatedCubeActor == NULL) { |
---|
| 825 | _annotatedCubeActor = vtkSmartPointer<vtkAnnotatedCubeActor>::New(); |
---|
| 826 | } |
---|
| 827 | _renderer->AddViewProp(_axesActor); |
---|
| 828 | } |
---|
| 829 | |
---|
[3330] | 830 | /** |
---|
[2100] | 831 | * \brief Set inital properties on the 2D Axes |
---|
| 832 | */ |
---|
| 833 | void Renderer::initAxes() |
---|
| 834 | { |
---|
[2112] | 835 | TRACE("Initializing axes"); |
---|
[2865] | 836 | #ifdef USE_CUSTOM_AXES |
---|
[2112] | 837 | if (_cubeAxesActor == NULL) |
---|
[2865] | 838 | _cubeAxesActor = vtkSmartPointer<vtkRpCubeAxesActor>::New(); |
---|
| 839 | #else |
---|
| 840 | if (_cubeAxesActor == NULL) |
---|
[2112] | 841 | _cubeAxesActor = vtkSmartPointer<vtkCubeAxesActor>::New(); |
---|
[2865] | 842 | #endif |
---|
[2112] | 843 | _cubeAxesActor->SetCamera(_renderer->GetActiveCamera()); |
---|
[2317] | 844 | _cubeAxesActor->GetProperty()->LightingOff(); |
---|
[2112] | 845 | // Don't offset labels at origin |
---|
| 846 | _cubeAxesActor->SetCornerOffset(0); |
---|
[2521] | 847 | _cubeAxesActor->SetFlyModeToStaticTriad(); |
---|
[3330] | 848 | |
---|
[3193] | 849 | _cubeAxesActor->SetGridLineLocation(VTK_GRID_LINES_ALL); |
---|
[3198] | 850 | _cubeAxesActor->SetDrawXInnerGridlines(0); |
---|
| 851 | _cubeAxesActor->SetDrawYInnerGridlines(0); |
---|
| 852 | _cubeAxesActor->SetDrawZInnerGridlines(0); |
---|
| 853 | _cubeAxesActor->SetDrawXGridpolys(0); |
---|
| 854 | _cubeAxesActor->SetDrawYGridpolys(0); |
---|
| 855 | _cubeAxesActor->SetDrawZGridpolys(0); |
---|
| 856 | _cubeAxesActor->SetDistanceLODThreshold(1); |
---|
[3194] | 857 | _cubeAxesActor->SetEnableDistanceLOD(0); |
---|
[3198] | 858 | _cubeAxesActor->SetViewAngleLODThreshold(0); |
---|
[3194] | 859 | _cubeAxesActor->SetEnableViewAngleLOD(0); |
---|
[3330] | 860 | // Attempt to set font sizes for 2D (this currently doesn't work) |
---|
| 861 | for (int i = 0; i < 3; i++) { |
---|
| 862 | _cubeAxesActor->GetTitleTextProperty(i)->SetFontSize(14); |
---|
| 863 | _cubeAxesActor->GetLabelTextProperty(i)->SetFontSize(12); |
---|
| 864 | } |
---|
| 865 | // Set font pixel size for 3D |
---|
| 866 | _cubeAxesActor->SetScreenSize(8.0); |
---|
| 867 | |
---|
[3198] | 868 | _cubeAxesActor->SetBounds(0, 1, 0, 1, 0, 1); |
---|
| 869 | _cubeAxesActor->SetXAxisRange(0, 1); |
---|
| 870 | _cubeAxesActor->SetYAxisRange(0, 1); |
---|
| 871 | _cubeAxesActor->SetZAxisRange(0, 1); |
---|
[3330] | 872 | for (int axis = 0; axis < 3; axis++) { |
---|
| 873 | _axesAutoBounds[axis] = true; |
---|
| 874 | _axesRangeMode[axis] = RANGE_AUTO; |
---|
| 875 | _axesScale[axis] = 1.0; |
---|
| 876 | } |
---|
[2112] | 877 | |
---|
[3198] | 878 | double axesColor[] = {1,1,1}; |
---|
| 879 | setAxesColor(axesColor); |
---|
| 880 | |
---|
| 881 | if (!_renderer->HasViewProp(_cubeAxesActor)) |
---|
| 882 | _renderer->AddViewProp(_cubeAxesActor); |
---|
| 883 | |
---|
| 884 | if (_cameraMode == IMAGE) { |
---|
| 885 | _cubeAxesActor->SetUse2DMode(1); |
---|
| 886 | } else { |
---|
| 887 | _cubeAxesActor->SetUse2DMode(0); |
---|
| 888 | } |
---|
[2100] | 889 | } |
---|
| 890 | |
---|
| 891 | /** |
---|
[2230] | 892 | * \brief Set Fly mode of axes |
---|
| 893 | */ |
---|
| 894 | void Renderer::setAxesFlyMode(AxesFlyMode mode) |
---|
| 895 | { |
---|
| 896 | if (_cubeAxesActor == NULL) |
---|
[3198] | 897 | return; |
---|
| 898 | |
---|
[2230] | 899 | switch (mode) { |
---|
| 900 | case FLY_STATIC_EDGES: |
---|
| 901 | _cubeAxesActor->SetFlyModeToStaticEdges(); |
---|
[3193] | 902 | _cubeAxesActor->SetGridLineLocation(VTK_GRID_LINES_ALL); |
---|
[2230] | 903 | break; |
---|
| 904 | case FLY_STATIC_TRIAD: |
---|
| 905 | _cubeAxesActor->SetFlyModeToStaticTriad(); |
---|
[3193] | 906 | _cubeAxesActor->SetGridLineLocation(VTK_GRID_LINES_ALL); |
---|
[2230] | 907 | break; |
---|
| 908 | case FLY_OUTER_EDGES: |
---|
| 909 | _cubeAxesActor->SetFlyModeToOuterEdges(); |
---|
[3193] | 910 | _cubeAxesActor->SetGridLineLocation(VTK_GRID_LINES_ALL); |
---|
[2230] | 911 | break; |
---|
| 912 | case FLY_FURTHEST_TRIAD: |
---|
| 913 | _cubeAxesActor->SetFlyModeToFurthestTriad(); |
---|
[3193] | 914 | _cubeAxesActor->SetGridLineLocation(VTK_GRID_LINES_FURTHEST); |
---|
[2230] | 915 | break; |
---|
| 916 | case FLY_CLOSEST_TRIAD: |
---|
| 917 | default: |
---|
| 918 | _cubeAxesActor->SetFlyModeToClosestTriad(); |
---|
[3193] | 919 | _cubeAxesActor->SetGridLineLocation(VTK_GRID_LINES_CLOSEST); |
---|
[2230] | 920 | break; |
---|
| 921 | } |
---|
| 922 | _needsRedraw = true; |
---|
| 923 | } |
---|
| 924 | |
---|
| 925 | /** |
---|
[2115] | 926 | * \brief Set color of axes, ticks, labels, titles |
---|
| 927 | */ |
---|
[3330] | 928 | void Renderer::setAxesColor(double color[3], double opacity) |
---|
[2115] | 929 | { |
---|
[3330] | 930 | setAxesTitleColor(color, opacity); |
---|
| 931 | setAxesLabelColor(color, opacity); |
---|
| 932 | setAxesLinesColor(color, opacity); |
---|
| 933 | setAxesGridlinesColor(color, opacity); |
---|
| 934 | setAxesInnerGridlinesColor(color, opacity); |
---|
| 935 | setAxesGridpolysColor(color, opacity); |
---|
[2115] | 936 | } |
---|
| 937 | |
---|
| 938 | /** |
---|
[3330] | 939 | * \brief Set color of axes title text |
---|
| 940 | */ |
---|
| 941 | void Renderer::setAxesTitleColor(double color[3], double opacity) |
---|
| 942 | { |
---|
| 943 | setAxisTitleColor(X_AXIS, color, opacity); |
---|
| 944 | setAxisTitleColor(Y_AXIS, color, opacity); |
---|
| 945 | setAxisTitleColor(Z_AXIS, color, opacity); |
---|
| 946 | } |
---|
| 947 | |
---|
| 948 | /** |
---|
| 949 | * \brief Set color of axes label text |
---|
| 950 | */ |
---|
| 951 | void Renderer::setAxesLabelColor(double color[3], double opacity) |
---|
| 952 | { |
---|
| 953 | setAxisLabelColor(X_AXIS, color, opacity); |
---|
| 954 | setAxisLabelColor(Y_AXIS, color, opacity); |
---|
| 955 | setAxisLabelColor(Z_AXIS, color, opacity); |
---|
| 956 | } |
---|
| 957 | |
---|
| 958 | /** |
---|
| 959 | * \brief Set color of main axes lines |
---|
| 960 | */ |
---|
| 961 | void Renderer::setAxesLinesColor(double color[3], double opacity) |
---|
| 962 | { |
---|
| 963 | setAxisLinesColor(X_AXIS, color, opacity); |
---|
| 964 | setAxisLinesColor(Y_AXIS, color, opacity); |
---|
| 965 | setAxisLinesColor(Z_AXIS, color, opacity); |
---|
| 966 | } |
---|
| 967 | |
---|
| 968 | /** |
---|
| 969 | * \brief Set color of axis gridlines |
---|
| 970 | */ |
---|
| 971 | void Renderer::setAxesGridlinesColor(double color[3], double opacity) |
---|
| 972 | { |
---|
| 973 | setAxisGridlinesColor(X_AXIS, color, opacity); |
---|
| 974 | setAxisGridlinesColor(Y_AXIS, color, opacity); |
---|
| 975 | setAxisGridlinesColor(Z_AXIS, color, opacity); |
---|
| 976 | } |
---|
| 977 | |
---|
| 978 | /** |
---|
| 979 | * \brief Set color of axes inner gridlines |
---|
| 980 | */ |
---|
| 981 | void Renderer::setAxesInnerGridlinesColor(double color[3], double opacity) |
---|
| 982 | { |
---|
| 983 | setAxisInnerGridlinesColor(X_AXIS, color, opacity); |
---|
| 984 | setAxisInnerGridlinesColor(Y_AXIS, color, opacity); |
---|
| 985 | setAxisInnerGridlinesColor(Z_AXIS, color, opacity); |
---|
| 986 | } |
---|
| 987 | |
---|
| 988 | /** |
---|
| 989 | * \brief Set color of axes inner grid polygons |
---|
| 990 | */ |
---|
| 991 | void Renderer::setAxesGridpolysColor(double color[3], double opacity) |
---|
| 992 | { |
---|
| 993 | setAxisGridpolysColor(X_AXIS, color, opacity); |
---|
| 994 | setAxisGridpolysColor(Y_AXIS, color, opacity); |
---|
| 995 | setAxisGridpolysColor(Z_AXIS, color, opacity); |
---|
| 996 | } |
---|
| 997 | |
---|
| 998 | /** |
---|
[2434] | 999 | * \brief Turn on/off rendering of all enabled axes |
---|
[2328] | 1000 | */ |
---|
| 1001 | void Renderer::setAxesVisibility(bool state) |
---|
| 1002 | { |
---|
| 1003 | if (_cubeAxesActor != NULL) { |
---|
| 1004 | _cubeAxesActor->SetVisibility((state ? 1 : 0)); |
---|
| 1005 | _needsRedraw = true; |
---|
| 1006 | } |
---|
| 1007 | } |
---|
| 1008 | |
---|
| 1009 | /** |
---|
[2112] | 1010 | * \brief Turn on/off rendering of all axes gridlines |
---|
| 1011 | */ |
---|
| 1012 | void Renderer::setAxesGridVisibility(bool state) |
---|
| 1013 | { |
---|
[2328] | 1014 | setAxisGridVisibility(X_AXIS, state); |
---|
| 1015 | setAxisGridVisibility(Y_AXIS, state); |
---|
| 1016 | setAxisGridVisibility(Z_AXIS, state); |
---|
| 1017 | } |
---|
| 1018 | |
---|
| 1019 | /** |
---|
[3330] | 1020 | * \brief Turn on/off rendering of all axes inner gridlines |
---|
| 1021 | */ |
---|
| 1022 | void Renderer::setAxesInnerGridVisibility(bool state) |
---|
| 1023 | { |
---|
| 1024 | setAxisInnerGridVisibility(X_AXIS, state); |
---|
| 1025 | setAxisInnerGridVisibility(Y_AXIS, state); |
---|
| 1026 | setAxisInnerGridVisibility(Z_AXIS, state); |
---|
| 1027 | } |
---|
| 1028 | |
---|
| 1029 | /** |
---|
| 1030 | * \brief Turn on/off rendering of all axes inner grid polygons |
---|
| 1031 | */ |
---|
| 1032 | void Renderer::setAxesGridpolysVisibility(bool state) |
---|
| 1033 | { |
---|
| 1034 | setAxisGridpolysVisibility(X_AXIS, state); |
---|
| 1035 | setAxisGridpolysVisibility(Y_AXIS, state); |
---|
| 1036 | setAxisGridpolysVisibility(Z_AXIS, state); |
---|
| 1037 | } |
---|
| 1038 | |
---|
| 1039 | /** |
---|
[2328] | 1040 | * \brief Turn on/off rendering of all axis labels |
---|
| 1041 | */ |
---|
| 1042 | void Renderer::setAxesLabelVisibility(bool state) |
---|
| 1043 | { |
---|
| 1044 | setAxisLabelVisibility(X_AXIS, state); |
---|
| 1045 | setAxisLabelVisibility(Y_AXIS, state); |
---|
| 1046 | setAxisLabelVisibility(Z_AXIS, state); |
---|
| 1047 | } |
---|
| 1048 | |
---|
| 1049 | /** |
---|
| 1050 | * \brief Turn on/off rendering of all axis ticks |
---|
| 1051 | */ |
---|
| 1052 | void Renderer::setAxesTickVisibility(bool state) |
---|
| 1053 | { |
---|
| 1054 | setAxisTickVisibility(X_AXIS, state); |
---|
| 1055 | setAxisTickVisibility(Y_AXIS, state); |
---|
| 1056 | setAxisTickVisibility(Z_AXIS, state); |
---|
| 1057 | } |
---|
| 1058 | |
---|
| 1059 | /** |
---|
[3330] | 1060 | * \brief Turn on/off rendering of all axis ticks |
---|
| 1061 | */ |
---|
| 1062 | void Renderer::setAxesMinorTickVisibility(bool state) |
---|
| 1063 | { |
---|
| 1064 | setAxisMinorTickVisibility(X_AXIS, state); |
---|
| 1065 | setAxisMinorTickVisibility(Y_AXIS, state); |
---|
| 1066 | setAxisMinorTickVisibility(Z_AXIS, state); |
---|
| 1067 | } |
---|
| 1068 | |
---|
| 1069 | /** |
---|
[2329] | 1070 | * \brief Control position of ticks on 3D axes |
---|
| 1071 | */ |
---|
| 1072 | void Renderer::setAxesTickPosition(AxesTickPosition pos) |
---|
| 1073 | { |
---|
| 1074 | if (_cubeAxesActor == NULL) |
---|
| 1075 | return; |
---|
| 1076 | |
---|
| 1077 | switch (pos) { |
---|
| 1078 | case TICKS_BOTH: |
---|
| 1079 | _cubeAxesActor->SetTickLocationToBoth(); |
---|
| 1080 | break; |
---|
| 1081 | case TICKS_OUTSIDE: |
---|
| 1082 | _cubeAxesActor->SetTickLocationToOutside(); |
---|
| 1083 | break; |
---|
| 1084 | case TICKS_INSIDE: |
---|
| 1085 | default: |
---|
| 1086 | _cubeAxesActor->SetTickLocationToInside(); |
---|
| 1087 | break; |
---|
| 1088 | } |
---|
| 1089 | _needsRedraw = true; |
---|
| 1090 | } |
---|
| 1091 | |
---|
| 1092 | /** |
---|
[3330] | 1093 | * \brief Controls label scaling by power of 10 |
---|
| 1094 | */ |
---|
| 1095 | void Renderer::setAxesLabelScaling(bool autoScale, int xpow, int ypow, int zpow) |
---|
| 1096 | { |
---|
| 1097 | if (_cubeAxesActor != NULL) { |
---|
| 1098 | _cubeAxesActor->SetLabelScaling(autoScale, xpow, ypow, zpow); |
---|
| 1099 | _needsRedraw = true; |
---|
| 1100 | } |
---|
| 1101 | } |
---|
| 1102 | |
---|
| 1103 | /** |
---|
| 1104 | * \brief Set axes title/label font size in pixels |
---|
| 1105 | */ |
---|
| 1106 | void Renderer::setAxesPixelFontSize(double screenSize) |
---|
| 1107 | { |
---|
| 1108 | if (_cubeAxesActor != NULL) { |
---|
| 1109 | TRACE("Setting axes font size to: %g px", screenSize); |
---|
| 1110 | _cubeAxesActor->SetScreenSize(screenSize); |
---|
| 1111 | _needsRedraw = true; |
---|
| 1112 | } |
---|
| 1113 | } |
---|
| 1114 | |
---|
| 1115 | /** |
---|
| 1116 | * \brief Set axis title font family |
---|
| 1117 | */ |
---|
| 1118 | void Renderer::setAxesTitleFont(const char *fontName) |
---|
| 1119 | { |
---|
| 1120 | setAxisTitleFont(X_AXIS, fontName); |
---|
| 1121 | setAxisTitleFont(Y_AXIS, fontName); |
---|
| 1122 | setAxisTitleFont(Z_AXIS, fontName); |
---|
| 1123 | } |
---|
| 1124 | |
---|
| 1125 | /** |
---|
| 1126 | * \brief Set axis title font size |
---|
| 1127 | */ |
---|
| 1128 | void Renderer::setAxesTitleFontSize(int sz) |
---|
| 1129 | { |
---|
| 1130 | setAxisTitleFontSize(X_AXIS, sz); |
---|
| 1131 | setAxisTitleFontSize(Y_AXIS, sz); |
---|
| 1132 | setAxisTitleFontSize(Z_AXIS, sz); |
---|
| 1133 | } |
---|
| 1134 | |
---|
| 1135 | /** |
---|
| 1136 | * \brief Set orientation (as rotation in degrees) of axis title |
---|
| 1137 | */ |
---|
| 1138 | void Renderer::setAxesTitleOrientation(double orientation) |
---|
| 1139 | { |
---|
| 1140 | setAxisTitleOrientation(X_AXIS, orientation); |
---|
| 1141 | setAxisTitleOrientation(Y_AXIS, orientation); |
---|
| 1142 | setAxisTitleOrientation(Z_AXIS, orientation); |
---|
| 1143 | } |
---|
| 1144 | |
---|
| 1145 | /** |
---|
| 1146 | * \brief Set axis label font family |
---|
| 1147 | */ |
---|
| 1148 | void Renderer::setAxesLabelFont(const char *fontName) |
---|
| 1149 | { |
---|
| 1150 | setAxisLabelFont(X_AXIS, fontName); |
---|
| 1151 | setAxisLabelFont(Y_AXIS, fontName); |
---|
| 1152 | setAxisLabelFont(Z_AXIS, fontName); |
---|
| 1153 | } |
---|
| 1154 | |
---|
| 1155 | /** |
---|
| 1156 | * \brief Set axis label font size |
---|
| 1157 | */ |
---|
| 1158 | void Renderer::setAxesLabelFontSize(int sz) |
---|
| 1159 | { |
---|
| 1160 | setAxisLabelFontSize(X_AXIS, sz); |
---|
| 1161 | setAxisLabelFontSize(Y_AXIS, sz); |
---|
| 1162 | setAxisLabelFontSize(Z_AXIS, sz); |
---|
| 1163 | } |
---|
| 1164 | |
---|
| 1165 | /** |
---|
| 1166 | * \brief Set orientation (as rotation in degrees) of axis labels |
---|
| 1167 | */ |
---|
| 1168 | void Renderer::setAxesLabelOrientation(double orientation) |
---|
| 1169 | { |
---|
| 1170 | setAxisLabelOrientation(X_AXIS, orientation); |
---|
| 1171 | setAxisLabelOrientation(Y_AXIS, orientation); |
---|
| 1172 | setAxisLabelOrientation(Z_AXIS, orientation); |
---|
| 1173 | } |
---|
| 1174 | |
---|
| 1175 | /** |
---|
| 1176 | * \brief Set printf style label format string |
---|
| 1177 | */ |
---|
| 1178 | void Renderer::setAxesLabelFormat(const char *format) |
---|
| 1179 | { |
---|
| 1180 | setAxisLabelFormat(X_AXIS, format); |
---|
| 1181 | setAxisLabelFormat(Y_AXIS, format); |
---|
| 1182 | setAxisLabelFormat(Z_AXIS, format); |
---|
| 1183 | } |
---|
| 1184 | |
---|
| 1185 | /** |
---|
[2328] | 1186 | * \brief Turn on/off rendering of the specified axis |
---|
| 1187 | */ |
---|
| 1188 | void Renderer::setAxisVisibility(Axis axis, bool state) |
---|
| 1189 | { |
---|
[2112] | 1190 | if (_cubeAxesActor != NULL) { |
---|
[2328] | 1191 | if (axis == X_AXIS) { |
---|
| 1192 | _cubeAxesActor->SetXAxisVisibility((state ? 1 : 0)); |
---|
| 1193 | } else if (axis == Y_AXIS) { |
---|
| 1194 | _cubeAxesActor->SetYAxisVisibility((state ? 1 : 0)); |
---|
| 1195 | } else if (axis == Z_AXIS) { |
---|
| 1196 | _cubeAxesActor->SetZAxisVisibility((state ? 1 : 0)); |
---|
| 1197 | } |
---|
[2112] | 1198 | _needsRedraw = true; |
---|
| 1199 | } |
---|
[3330] | 1200 | } |
---|
| 1201 | |
---|
| 1202 | /** |
---|
| 1203 | * \brief Turn on/off rendering of single axis gridlines |
---|
| 1204 | */ |
---|
| 1205 | void Renderer::setAxisGridVisibility(Axis axis, bool state) |
---|
| 1206 | { |
---|
| 1207 | if (_cubeAxesActor != NULL) { |
---|
[2328] | 1208 | if (axis == X_AXIS) { |
---|
[3330] | 1209 | _cubeAxesActor->SetDrawXGridlines((state ? 1 : 0)); |
---|
[2328] | 1210 | } else if (axis == Y_AXIS) { |
---|
[3330] | 1211 | _cubeAxesActor->SetDrawYGridlines((state ? 1 : 0)); |
---|
[2434] | 1212 | } else if (axis == Z_AXIS) { |
---|
[3330] | 1213 | _cubeAxesActor->SetDrawZGridlines((state ? 1 : 0)); |
---|
[2328] | 1214 | } |
---|
| 1215 | _needsRedraw = true; |
---|
| 1216 | } |
---|
[2112] | 1217 | } |
---|
| 1218 | |
---|
| 1219 | /** |
---|
| 1220 | * \brief Turn on/off rendering of single axis gridlines |
---|
| 1221 | */ |
---|
[3330] | 1222 | void Renderer::setAxisInnerGridVisibility(Axis axis, bool state) |
---|
[2112] | 1223 | { |
---|
| 1224 | if (_cubeAxesActor != NULL) { |
---|
| 1225 | if (axis == X_AXIS) { |
---|
[3330] | 1226 | _cubeAxesActor->SetDrawXInnerGridlines((state ? 1 : 0)); |
---|
[2112] | 1227 | } else if (axis == Y_AXIS) { |
---|
[3330] | 1228 | _cubeAxesActor->SetDrawYInnerGridlines((state ? 1 : 0)); |
---|
[2112] | 1229 | } else if (axis == Z_AXIS) { |
---|
[3330] | 1230 | _cubeAxesActor->SetDrawZInnerGridlines((state ? 1 : 0)); |
---|
[2112] | 1231 | } |
---|
| 1232 | _needsRedraw = true; |
---|
| 1233 | } |
---|
| 1234 | } |
---|
| 1235 | |
---|
| 1236 | /** |
---|
[3330] | 1237 | * \brief Turn on/off rendering of single axis gridlines |
---|
[2100] | 1238 | */ |
---|
[3330] | 1239 | void Renderer::setAxisGridpolysVisibility(Axis axis, bool state) |
---|
[2100] | 1240 | { |
---|
[2112] | 1241 | if (_cubeAxesActor != NULL) { |
---|
[2328] | 1242 | if (axis == X_AXIS) { |
---|
[3330] | 1243 | _cubeAxesActor->SetDrawXGridpolys((state ? 1 : 0)); |
---|
[2328] | 1244 | } else if (axis == Y_AXIS) { |
---|
[3330] | 1245 | _cubeAxesActor->SetDrawYGridpolys((state ? 1 : 0)); |
---|
[2328] | 1246 | } else if (axis == Z_AXIS) { |
---|
[3330] | 1247 | _cubeAxesActor->SetDrawZGridpolys((state ? 1 : 0)); |
---|
[2328] | 1248 | } |
---|
[2100] | 1249 | _needsRedraw = true; |
---|
| 1250 | } |
---|
[3330] | 1251 | } |
---|
| 1252 | |
---|
| 1253 | /** |
---|
| 1254 | * \brief Toggle label visibility for the specified axis |
---|
| 1255 | */ |
---|
| 1256 | void Renderer::setAxisLabelVisibility(Axis axis, bool state) |
---|
| 1257 | { |
---|
| 1258 | if (_cubeAxesActor != NULL) { |
---|
[2328] | 1259 | if (axis == X_AXIS) { |
---|
[3330] | 1260 | _cubeAxesActor->SetXAxisLabelVisibility((state ? 1 : 0)); |
---|
[2328] | 1261 | } else if (axis == Y_AXIS) { |
---|
[3330] | 1262 | _cubeAxesActor->SetYAxisLabelVisibility((state ? 1 : 0)); |
---|
[2434] | 1263 | } else if (axis == Z_AXIS) { |
---|
[3330] | 1264 | _cubeAxesActor->SetZAxisLabelVisibility((state ? 1 : 0)); |
---|
[2328] | 1265 | } |
---|
[2112] | 1266 | _needsRedraw = true; |
---|
| 1267 | } |
---|
[2100] | 1268 | } |
---|
| 1269 | |
---|
| 1270 | /** |
---|
[2328] | 1271 | * \brief Toggle tick visibility for the specified axis |
---|
[2100] | 1272 | */ |
---|
[2328] | 1273 | void Renderer::setAxisTickVisibility(Axis axis, bool state) |
---|
[2100] | 1274 | { |
---|
[2112] | 1275 | if (_cubeAxesActor != NULL) { |
---|
[2100] | 1276 | if (axis == X_AXIS) { |
---|
[2328] | 1277 | _cubeAxesActor->SetXAxisTickVisibility((state ? 1 : 0)); |
---|
[2100] | 1278 | } else if (axis == Y_AXIS) { |
---|
[2328] | 1279 | _cubeAxesActor->SetYAxisTickVisibility((state ? 1 : 0)); |
---|
[2100] | 1280 | } else if (axis == Z_AXIS) { |
---|
[2328] | 1281 | _cubeAxesActor->SetZAxisTickVisibility((state ? 1 : 0)); |
---|
[2100] | 1282 | } |
---|
| 1283 | _needsRedraw = true; |
---|
| 1284 | } |
---|
[3330] | 1285 | } |
---|
| 1286 | |
---|
| 1287 | /** |
---|
| 1288 | * \brief Toggle tick visibility for the specified axis |
---|
| 1289 | */ |
---|
| 1290 | void Renderer::setAxisMinorTickVisibility(Axis axis, bool state) |
---|
| 1291 | { |
---|
| 1292 | if (_cubeAxesActor != NULL) { |
---|
[2112] | 1293 | if (axis == X_AXIS) { |
---|
[3330] | 1294 | _cubeAxesActor->SetXAxisMinorTickVisibility((state ? 1 : 0)); |
---|
[2112] | 1295 | } else if (axis == Y_AXIS) { |
---|
[3330] | 1296 | _cubeAxesActor->SetYAxisMinorTickVisibility((state ? 1 : 0)); |
---|
[2434] | 1297 | } else if (axis == Z_AXIS) { |
---|
[3330] | 1298 | _cubeAxesActor->SetZAxisMinorTickVisibility((state ? 1 : 0)); |
---|
[2112] | 1299 | } |
---|
| 1300 | _needsRedraw = true; |
---|
| 1301 | } |
---|
[2100] | 1302 | } |
---|
| 1303 | |
---|
| 1304 | /** |
---|
[3330] | 1305 | * \brief Set color of axis lines, ticks, labels, titles |
---|
| 1306 | */ |
---|
| 1307 | void Renderer::setAxisColor(Axis axis, double color[3], double opacity) |
---|
| 1308 | { |
---|
| 1309 | setAxisTitleColor(axis, color, opacity); |
---|
| 1310 | setAxisLabelColor(axis, color, opacity); |
---|
| 1311 | setAxisLinesColor(axis, color, opacity); |
---|
| 1312 | setAxisGridlinesColor(axis, color, opacity); |
---|
| 1313 | setAxisInnerGridlinesColor(axis, color, opacity); |
---|
| 1314 | setAxisGridpolysColor(axis, color, opacity); |
---|
| 1315 | } |
---|
| 1316 | |
---|
| 1317 | /** |
---|
| 1318 | * \brief Set color of axis title text |
---|
| 1319 | */ |
---|
| 1320 | void Renderer::setAxisTitleColor(Axis axis, double color[3], double opacity) |
---|
| 1321 | { |
---|
| 1322 | if (_cubeAxesActor != NULL) { |
---|
| 1323 | _cubeAxesActor->GetTitleTextProperty(axis)->SetColor(color); |
---|
| 1324 | _cubeAxesActor->GetTitleTextProperty(axis)->SetOpacity(opacity); |
---|
| 1325 | _needsRedraw = true; |
---|
| 1326 | } |
---|
| 1327 | } |
---|
| 1328 | |
---|
| 1329 | /** |
---|
| 1330 | * \brief Set color of axis label text |
---|
| 1331 | */ |
---|
| 1332 | void Renderer::setAxisLabelColor(Axis axis, double color[3], double opacity) |
---|
| 1333 | { |
---|
| 1334 | if (_cubeAxesActor != NULL) { |
---|
| 1335 | _cubeAxesActor->GetLabelTextProperty(axis)->SetColor(color); |
---|
| 1336 | _cubeAxesActor->GetLabelTextProperty(axis)->SetOpacity(opacity); |
---|
| 1337 | _needsRedraw = true; |
---|
| 1338 | } |
---|
| 1339 | } |
---|
| 1340 | |
---|
| 1341 | /** |
---|
| 1342 | * \brief Set color of main axis line |
---|
| 1343 | */ |
---|
| 1344 | void Renderer::setAxisLinesColor(Axis axis, double color[3], double opacity) |
---|
| 1345 | { |
---|
| 1346 | if (_cubeAxesActor != NULL) { |
---|
| 1347 | switch (axis) { |
---|
| 1348 | case X_AXIS: |
---|
| 1349 | _cubeAxesActor->GetXAxesLinesProperty()->SetColor(color); |
---|
| 1350 | _cubeAxesActor->GetXAxesLinesProperty()->SetOpacity(opacity); |
---|
| 1351 | break; |
---|
| 1352 | case Y_AXIS: |
---|
| 1353 | _cubeAxesActor->GetYAxesLinesProperty()->SetColor(color); |
---|
| 1354 | _cubeAxesActor->GetYAxesLinesProperty()->SetOpacity(opacity); |
---|
| 1355 | break; |
---|
| 1356 | case Z_AXIS: |
---|
| 1357 | _cubeAxesActor->GetZAxesLinesProperty()->SetColor(color); |
---|
| 1358 | _cubeAxesActor->GetZAxesLinesProperty()->SetOpacity(opacity); |
---|
| 1359 | break; |
---|
| 1360 | default: |
---|
| 1361 | ; |
---|
| 1362 | } |
---|
| 1363 | _needsRedraw = true; |
---|
| 1364 | } |
---|
| 1365 | } |
---|
| 1366 | |
---|
| 1367 | /** |
---|
| 1368 | * \brief Set color of axis gridlines |
---|
| 1369 | */ |
---|
| 1370 | void Renderer::setAxisGridlinesColor(Axis axis, double color[3], double opacity) |
---|
| 1371 | { |
---|
| 1372 | if (_cubeAxesActor != NULL) { |
---|
| 1373 | switch (axis) { |
---|
| 1374 | case X_AXIS: |
---|
| 1375 | _cubeAxesActor->GetXAxesGridlinesProperty()->SetColor(color); |
---|
| 1376 | _cubeAxesActor->GetXAxesGridlinesProperty()->SetOpacity(opacity); |
---|
| 1377 | break; |
---|
| 1378 | case Y_AXIS: |
---|
| 1379 | _cubeAxesActor->GetYAxesGridlinesProperty()->SetColor(color); |
---|
| 1380 | _cubeAxesActor->GetYAxesGridlinesProperty()->SetOpacity(opacity); |
---|
| 1381 | break; |
---|
| 1382 | case Z_AXIS: |
---|
| 1383 | _cubeAxesActor->GetZAxesGridlinesProperty()->SetColor(color); |
---|
| 1384 | _cubeAxesActor->GetZAxesGridlinesProperty()->SetOpacity(opacity); |
---|
| 1385 | break; |
---|
| 1386 | default: |
---|
| 1387 | ; |
---|
| 1388 | } |
---|
| 1389 | _needsRedraw = true; |
---|
| 1390 | } |
---|
| 1391 | } |
---|
| 1392 | |
---|
| 1393 | /** |
---|
| 1394 | * \brief Set color of axis inner gridlines |
---|
| 1395 | */ |
---|
| 1396 | void Renderer::setAxisInnerGridlinesColor(Axis axis, double color[3], double opacity) |
---|
| 1397 | { |
---|
| 1398 | if (_cubeAxesActor != NULL) { |
---|
| 1399 | switch (axis) { |
---|
| 1400 | case X_AXIS: |
---|
| 1401 | _cubeAxesActor->GetXAxesInnerGridlinesProperty()->SetColor(color); |
---|
| 1402 | _cubeAxesActor->GetXAxesInnerGridlinesProperty()->SetOpacity(opacity); |
---|
| 1403 | break; |
---|
| 1404 | case Y_AXIS: |
---|
| 1405 | _cubeAxesActor->GetYAxesInnerGridlinesProperty()->SetColor(color); |
---|
| 1406 | _cubeAxesActor->GetYAxesInnerGridlinesProperty()->SetOpacity(opacity); |
---|
| 1407 | break; |
---|
| 1408 | case Z_AXIS: |
---|
| 1409 | _cubeAxesActor->GetZAxesInnerGridlinesProperty()->SetColor(color); |
---|
| 1410 | _cubeAxesActor->GetZAxesInnerGridlinesProperty()->SetOpacity(opacity); |
---|
| 1411 | break; |
---|
| 1412 | default: |
---|
| 1413 | ; |
---|
| 1414 | } |
---|
| 1415 | _needsRedraw = true; |
---|
| 1416 | } |
---|
| 1417 | } |
---|
| 1418 | |
---|
| 1419 | /** |
---|
| 1420 | * \brief Set color of axis inner grid polygons |
---|
| 1421 | * |
---|
| 1422 | * Default opacity is 0.6 |
---|
| 1423 | */ |
---|
| 1424 | void Renderer::setAxisGridpolysColor(Axis axis, double color[3], double opacity) |
---|
| 1425 | { |
---|
| 1426 | if (_cubeAxesActor != NULL) { |
---|
| 1427 | switch (axis) { |
---|
| 1428 | case X_AXIS: |
---|
| 1429 | _cubeAxesActor->GetXAxesGridpolysProperty()->SetColor(color); |
---|
| 1430 | _cubeAxesActor->GetXAxesGridpolysProperty()->SetOpacity(opacity); |
---|
| 1431 | break; |
---|
| 1432 | case Y_AXIS: |
---|
| 1433 | _cubeAxesActor->GetYAxesGridpolysProperty()->SetColor(color); |
---|
| 1434 | _cubeAxesActor->GetYAxesGridpolysProperty()->SetOpacity(opacity); |
---|
| 1435 | break; |
---|
| 1436 | case Z_AXIS: |
---|
| 1437 | _cubeAxesActor->GetZAxesGridpolysProperty()->SetColor(color); |
---|
| 1438 | _cubeAxesActor->GetZAxesGridpolysProperty()->SetOpacity(opacity); |
---|
| 1439 | break; |
---|
| 1440 | default: |
---|
| 1441 | ; |
---|
| 1442 | } |
---|
| 1443 | _needsRedraw = true; |
---|
| 1444 | } |
---|
| 1445 | } |
---|
| 1446 | |
---|
| 1447 | /** |
---|
[2112] | 1448 | * \brief Set title of the specified axis |
---|
| 1449 | */ |
---|
| 1450 | void Renderer::setAxisTitle(Axis axis, const char *title) |
---|
| 1451 | { |
---|
| 1452 | if (_cubeAxesActor != NULL) { |
---|
| 1453 | if (axis == X_AXIS) { |
---|
| 1454 | _cubeAxesActor->SetXTitle(title); |
---|
| 1455 | } else if (axis == Y_AXIS) { |
---|
| 1456 | _cubeAxesActor->SetYTitle(title); |
---|
| 1457 | } else if (axis == Z_AXIS) { |
---|
| 1458 | _cubeAxesActor->SetZTitle(title); |
---|
| 1459 | } |
---|
| 1460 | _needsRedraw = true; |
---|
| 1461 | } |
---|
| 1462 | } |
---|
| 1463 | |
---|
| 1464 | /** |
---|
| 1465 | * \brief Set units of the specified axis |
---|
| 1466 | */ |
---|
| 1467 | void Renderer::setAxisUnits(Axis axis, const char *units) |
---|
| 1468 | { |
---|
| 1469 | if (_cubeAxesActor != NULL) { |
---|
| 1470 | if (axis == X_AXIS) { |
---|
| 1471 | _cubeAxesActor->SetXUnits(units); |
---|
| 1472 | } else if (axis == Y_AXIS) { |
---|
| 1473 | _cubeAxesActor->SetYUnits(units); |
---|
| 1474 | } else if (axis == Z_AXIS) { |
---|
| 1475 | _cubeAxesActor->SetZUnits(units); |
---|
| 1476 | } |
---|
| 1477 | _needsRedraw = true; |
---|
| 1478 | } |
---|
[3330] | 1479 | } |
---|
| 1480 | |
---|
| 1481 | /** |
---|
| 1482 | * \brief Set axis title font family |
---|
| 1483 | */ |
---|
| 1484 | void Renderer::setAxisTitleFont(Axis axis, const char *fontName) |
---|
| 1485 | { |
---|
| 1486 | if (_cubeAxesActor != NULL) { |
---|
| 1487 | TRACE("Setting axis %d title font to: '%s'", axis, fontName); |
---|
| 1488 | _cubeAxesActor->GetTitleTextProperty(axis)->SetFontFamilyAsString(fontName); |
---|
| 1489 | _needsRedraw = true; |
---|
| 1490 | } |
---|
| 1491 | } |
---|
| 1492 | |
---|
| 1493 | /** |
---|
| 1494 | * \brief Set axis title font size (and optionally pixel size) |
---|
| 1495 | */ |
---|
| 1496 | void Renderer::setAxisTitleFontSize(Axis axis, int sz) |
---|
| 1497 | { |
---|
| 1498 | if (_cubeAxesActor != NULL) { |
---|
| 1499 | TRACE("Setting axis %d title font size to: %d", axis, sz); |
---|
| 1500 | _cubeAxesActor->GetTitleTextProperty(axis)->SetFontSize(sz); |
---|
| 1501 | _needsRedraw = true; |
---|
| 1502 | } |
---|
| 1503 | } |
---|
| 1504 | |
---|
| 1505 | /** |
---|
| 1506 | * \brief Set orientation (as rotation in degrees) of axis titles |
---|
| 1507 | */ |
---|
| 1508 | void Renderer::setAxisTitleOrientation(Axis axis, double orientation) |
---|
| 1509 | { |
---|
| 1510 | if (_cubeAxesActor != NULL) { |
---|
| 1511 | TRACE("Setting axis %d title orientation to: %g", axis, orientation); |
---|
| 1512 | _cubeAxesActor->GetTitleTextProperty(axis)->SetOrientation(orientation); |
---|
| 1513 | _needsRedraw = true; |
---|
| 1514 | } |
---|
| 1515 | } |
---|
| 1516 | |
---|
| 1517 | /** |
---|
| 1518 | * \brief Set axis label font family |
---|
| 1519 | */ |
---|
| 1520 | void Renderer::setAxisLabelFont(Axis axis, const char *fontName) |
---|
| 1521 | { |
---|
| 1522 | if (_cubeAxesActor != NULL) { |
---|
| 1523 | TRACE("Setting axis %d label font to: '%s'", axis, fontName); |
---|
| 1524 | _cubeAxesActor->GetLabelTextProperty(axis)->SetFontFamilyAsString(fontName); |
---|
| 1525 | _needsRedraw = true; |
---|
| 1526 | } |
---|
| 1527 | } |
---|
| 1528 | |
---|
| 1529 | /** |
---|
| 1530 | * \brief Set axis label font size (and optionally pixel size) |
---|
| 1531 | */ |
---|
| 1532 | void Renderer::setAxisLabelFontSize(Axis axis, int sz) |
---|
| 1533 | { |
---|
| 1534 | if (_cubeAxesActor != NULL) { |
---|
| 1535 | TRACE("Setting axis %d label font size to: %d", axis, sz); |
---|
| 1536 | _cubeAxesActor->GetLabelTextProperty(axis)->SetFontSize(sz); |
---|
| 1537 | _needsRedraw = true; |
---|
| 1538 | } |
---|
| 1539 | } |
---|
| 1540 | |
---|
| 1541 | /** |
---|
| 1542 | * \brief Set orientation (as rotation in degrees) of axis labels |
---|
| 1543 | */ |
---|
| 1544 | void Renderer::setAxisLabelOrientation(Axis axis, double orientation) |
---|
| 1545 | { |
---|
| 1546 | if (_cubeAxesActor != NULL) { |
---|
| 1547 | TRACE("Setting axis %d label orientation to: %g", axis, orientation); |
---|
| 1548 | _cubeAxesActor->GetLabelTextProperty(axis)->SetOrientation(orientation); |
---|
| 1549 | _needsRedraw = true; |
---|
| 1550 | } |
---|
| 1551 | } |
---|
| 1552 | |
---|
| 1553 | /** |
---|
| 1554 | * \brief Set printf style label format string |
---|
| 1555 | */ |
---|
| 1556 | void Renderer::setAxisLabelFormat(Axis axis, const char *format) |
---|
| 1557 | { |
---|
| 1558 | if (_cubeAxesActor != NULL) { |
---|
| 1559 | TRACE("Setting axis %d label format to: '%s'", axis, format); |
---|
[2112] | 1560 | if (axis == X_AXIS) { |
---|
[3330] | 1561 | _cubeAxesActor->SetXLabelFormat(format); |
---|
[4141] | 1562 | #ifdef USE_CUSTOM_AXES |
---|
[3479] | 1563 | _cubeAxesActor->XAutoLabelFormatOff(); |
---|
[4141] | 1564 | #endif |
---|
[2112] | 1565 | } else if (axis == Y_AXIS) { |
---|
[3330] | 1566 | _cubeAxesActor->SetYLabelFormat(format); |
---|
[4141] | 1567 | #ifdef USE_CUSTOM_AXES |
---|
[3479] | 1568 | _cubeAxesActor->YAutoLabelFormatOff(); |
---|
[4141] | 1569 | #endif |
---|
[2434] | 1570 | } else if (axis == Z_AXIS) { |
---|
[3330] | 1571 | _cubeAxesActor->SetZLabelFormat(format); |
---|
[4141] | 1572 | #ifdef USE_CUSTOM_AXES |
---|
[3479] | 1573 | _cubeAxesActor->ZAutoLabelFormatOff(); |
---|
[4141] | 1574 | #endif |
---|
[2112] | 1575 | } |
---|
| 1576 | _needsRedraw = true; |
---|
| 1577 | } |
---|
| 1578 | } |
---|
| 1579 | |
---|
| 1580 | /** |
---|
[2402] | 1581 | * \brief Notify graphics objects that color map has changed |
---|
[2100] | 1582 | */ |
---|
[2402] | 1583 | void Renderer::updateColorMap(ColorMap *cmap) |
---|
| 1584 | { |
---|
[3330] | 1585 | TRACE("%s", cmap->getName().c_str()); |
---|
[3164] | 1586 | updateGraphicsObjectColorMap<Contour2D>(cmap); |
---|
| 1587 | updateGraphicsObjectColorMap<Contour3D>(cmap); |
---|
| 1588 | updateGraphicsObjectColorMap<Cutplane>(cmap); |
---|
| 1589 | updateGraphicsObjectColorMap<Glyphs>(cmap); |
---|
| 1590 | updateGraphicsObjectColorMap<HeightMap>(cmap); |
---|
[3818] | 1591 | updateGraphicsObjectColorMap<Image>(cmap); |
---|
[4082] | 1592 | updateGraphicsObjectColorMap<ImageCutplane>(cmap); |
---|
[3164] | 1593 | updateGraphicsObjectColorMap<LIC>(cmap); |
---|
| 1594 | updateGraphicsObjectColorMap<Molecule>(cmap); |
---|
[3818] | 1595 | updateGraphicsObjectColorMap<PolyData>(cmap); |
---|
[3164] | 1596 | updateGraphicsObjectColorMap<PseudoColor>(cmap); |
---|
| 1597 | updateGraphicsObjectColorMap<Streamlines>(cmap); |
---|
| 1598 | updateGraphicsObjectColorMap<Volume>(cmap); |
---|
| 1599 | updateGraphicsObjectColorMap<Warp>(cmap); |
---|
[3330] | 1600 | TRACE("Leave"); |
---|
[2402] | 1601 | } |
---|
| 1602 | |
---|
| 1603 | /** |
---|
| 1604 | * \brief Check if a ColorMap is in use by graphics objects |
---|
| 1605 | */ |
---|
| 1606 | bool Renderer::colorMapUsed(ColorMap *cmap) |
---|
| 1607 | { |
---|
[3164] | 1608 | if (graphicsObjectColorMapUsed<Contour2D>(cmap)) |
---|
| 1609 | return true; |
---|
| 1610 | if (graphicsObjectColorMapUsed<Contour3D>(cmap)) |
---|
| 1611 | return true; |
---|
| 1612 | if (graphicsObjectColorMapUsed<Cutplane>(cmap)) |
---|
| 1613 | return true; |
---|
| 1614 | if (graphicsObjectColorMapUsed<Glyphs>(cmap)) |
---|
| 1615 | return true; |
---|
| 1616 | if (graphicsObjectColorMapUsed<HeightMap>(cmap)) |
---|
| 1617 | return true; |
---|
[3818] | 1618 | if (graphicsObjectColorMapUsed<Image>(cmap)) |
---|
| 1619 | return true; |
---|
[4082] | 1620 | if (graphicsObjectColorMapUsed<ImageCutplane>(cmap)) |
---|
| 1621 | return true; |
---|
[3164] | 1622 | if (graphicsObjectColorMapUsed<LIC>(cmap)) |
---|
| 1623 | return true; |
---|
| 1624 | if (graphicsObjectColorMapUsed<Molecule>(cmap)) |
---|
| 1625 | return true; |
---|
[3818] | 1626 | if (graphicsObjectColorMapUsed<PolyData>(cmap)) |
---|
| 1627 | return true; |
---|
[3164] | 1628 | if (graphicsObjectColorMapUsed<PseudoColor>(cmap)) |
---|
| 1629 | return true; |
---|
| 1630 | if (graphicsObjectColorMapUsed<Streamlines>(cmap)) |
---|
| 1631 | return true; |
---|
| 1632 | if (graphicsObjectColorMapUsed<Volume>(cmap)) |
---|
| 1633 | return true; |
---|
| 1634 | if (graphicsObjectColorMapUsed<Warp>(cmap)) |
---|
| 1635 | return true; |
---|
| 1636 | |
---|
[2402] | 1637 | return false; |
---|
| 1638 | } |
---|
| 1639 | |
---|
| 1640 | /** |
---|
| 1641 | * \brief Add/replace a ColorMap for use in the Renderer |
---|
| 1642 | */ |
---|
[2123] | 1643 | void Renderer::addColorMap(const ColorMapId& id, ColorMap *colorMap) |
---|
[2100] | 1644 | { |
---|
[2112] | 1645 | if (colorMap != NULL) { |
---|
| 1646 | colorMap->build(); |
---|
| 1647 | if (getColorMap(id) != NULL) { |
---|
[2402] | 1648 | TRACE("Replacing existing ColorMap %s", id.c_str()); |
---|
| 1649 | // Copy to current colormap to avoid invalidating |
---|
| 1650 | // pointers in graphics objects using the color map |
---|
| 1651 | *_colorMaps[id] = *colorMap; |
---|
| 1652 | delete colorMap; |
---|
| 1653 | // Notify graphics objects of change |
---|
| 1654 | updateColorMap(_colorMaps[id]); |
---|
| 1655 | } else |
---|
| 1656 | _colorMaps[id] = colorMap; |
---|
[2112] | 1657 | } else { |
---|
| 1658 | ERROR("NULL ColorMap"); |
---|
[2100] | 1659 | } |
---|
| 1660 | } |
---|
| 1661 | |
---|
| 1662 | /** |
---|
[2112] | 1663 | * \brief Return the ColorMap associated with the colormap key given |
---|
[2100] | 1664 | */ |
---|
[2123] | 1665 | ColorMap *Renderer::getColorMap(const ColorMapId& id) |
---|
[2100] | 1666 | { |
---|
| 1667 | ColorMapHashmap::iterator itr = _colorMaps.find(id); |
---|
| 1668 | |
---|
| 1669 | if (itr == _colorMaps.end()) |
---|
| 1670 | return NULL; |
---|
| 1671 | else |
---|
| 1672 | return itr->second; |
---|
| 1673 | } |
---|
| 1674 | |
---|
| 1675 | /** |
---|
| 1676 | * \brief Remove the colormap associated with the key given |
---|
| 1677 | * |
---|
| 1678 | * The underlying vtkLookupTable will be deleted if it is not referenced |
---|
| 1679 | * by any other objects |
---|
| 1680 | */ |
---|
[2123] | 1681 | void Renderer::deleteColorMap(const ColorMapId& id) |
---|
[2100] | 1682 | { |
---|
[2124] | 1683 | ColorMapHashmap::iterator itr; |
---|
| 1684 | |
---|
| 1685 | bool doAll = false; |
---|
| 1686 | |
---|
| 1687 | if (id.compare("all") == 0) { |
---|
| 1688 | itr = _colorMaps.begin(); |
---|
| 1689 | doAll = true; |
---|
| 1690 | } else { |
---|
| 1691 | itr = _colorMaps.find(id); |
---|
| 1692 | } |
---|
| 1693 | |
---|
| 1694 | if (itr == _colorMaps.end()) { |
---|
| 1695 | ERROR("Unknown ColorMap %s", id.c_str()); |
---|
[2100] | 1696 | return; |
---|
[2124] | 1697 | } |
---|
[2100] | 1698 | |
---|
[2124] | 1699 | do { |
---|
[2402] | 1700 | if (itr->second->getName().compare("default") == 0 || |
---|
[2404] | 1701 | itr->second->getName().compare("grayDefault") == 0 || |
---|
[2402] | 1702 | itr->second->getName().compare("volumeDefault") == 0 || |
---|
| 1703 | itr->second->getName().compare("elementDefault") == 0) { |
---|
| 1704 | if (id.compare("all") != 0) { |
---|
| 1705 | WARN("Cannot delete a default color map"); |
---|
| 1706 | } |
---|
| 1707 | continue; |
---|
| 1708 | } else if (colorMapUsed(itr->second)) { |
---|
| 1709 | WARN("Cannot delete color map '%s', it is in use", itr->second->getName().c_str()); |
---|
| 1710 | continue; |
---|
| 1711 | } |
---|
| 1712 | |
---|
[2146] | 1713 | TRACE("Deleting ColorMap %s", itr->second->getName().c_str()); |
---|
| 1714 | |
---|
[2124] | 1715 | delete itr->second; |
---|
[2277] | 1716 | itr = _colorMaps.erase(itr); |
---|
| 1717 | } while (doAll && itr != _colorMaps.end()); |
---|
[2100] | 1718 | } |
---|
| 1719 | |
---|
[2627] | 1720 | /** |
---|
[3330] | 1721 | * \brief Set the number of discrete colors used in the colormap's lookup table |
---|
| 1722 | * |
---|
| 1723 | * Note that the number of table entries is independent of the number of |
---|
| 1724 | * control points in the color/alpha ramp |
---|
| 1725 | */ |
---|
| 1726 | void Renderer::setColorMapNumberOfTableEntries(const ColorMapId& id, int numEntries) |
---|
| 1727 | { |
---|
| 1728 | ColorMapHashmap::iterator itr; |
---|
| 1729 | |
---|
| 1730 | bool doAll = false; |
---|
| 1731 | |
---|
| 1732 | if (id.compare("all") == 0) { |
---|
| 1733 | itr = _colorMaps.begin(); |
---|
| 1734 | doAll = true; |
---|
| 1735 | } else { |
---|
| 1736 | itr = _colorMaps.find(id); |
---|
| 1737 | } |
---|
| 1738 | |
---|
| 1739 | if (itr == _colorMaps.end()) { |
---|
| 1740 | ERROR("Unknown ColorMap %s", id.c_str()); |
---|
| 1741 | return; |
---|
| 1742 | } |
---|
| 1743 | |
---|
| 1744 | if (numEntries < 0) { |
---|
| 1745 | numEntries = 256; |
---|
| 1746 | TRACE("Setting numEntries to default value of %d", numEntries); |
---|
| 1747 | } |
---|
| 1748 | |
---|
| 1749 | do { |
---|
| 1750 | if (itr->second->getName() == "elementDefault") { |
---|
| 1751 | TRACE("Can't change number of table entries for default element color map"); |
---|
| 1752 | } else { |
---|
| 1753 | itr->second->setNumberOfTableEntries(numEntries); |
---|
| 1754 | updateColorMap(itr->second); |
---|
| 1755 | } |
---|
| 1756 | } while (doAll && ++itr != _colorMaps.end()); |
---|
| 1757 | |
---|
| 1758 | _needsRedraw = true; |
---|
| 1759 | } |
---|
| 1760 | |
---|
| 1761 | /** |
---|
[2627] | 1762 | * \brief Render a labelled legend image for the given colormap |
---|
| 1763 | * |
---|
| 1764 | * The field is assumed to be the active scalar or vector field |
---|
| 1765 | * based on the legendType. |
---|
| 1766 | * |
---|
| 1767 | * \param[in] id ColorMap name |
---|
| 1768 | * \param[in] dataSetID DataSet name |
---|
| 1769 | * \param[in] legendType scalar or vector field legend |
---|
| 1770 | * \param[in,out] title If supplied, draw title ("#auto" means to |
---|
| 1771 | * fill in field name and draw). If blank, do not draw title. |
---|
| 1772 | * If title was blank or "#auto", will be filled with field name on |
---|
| 1773 | * return |
---|
| 1774 | * \param[in,out] range Data range to use in legend. Set min > max to have |
---|
| 1775 | * range computed, will be filled with valid min and max values |
---|
| 1776 | * \param[in] width Pixel width of legend (aspect controls orientation) |
---|
| 1777 | * \param[in] height Pixel height of legend (aspect controls orientation) |
---|
[2865] | 1778 | * \param[in] opaque Flag to control if legend is rendered opaque or translucent |
---|
[2627] | 1779 | * \param[in] numLabels Number of labels to render (includes min/max) |
---|
| 1780 | * \param[in,out] imgData Pointer to array to fill with image bytes. Array |
---|
| 1781 | * will be resized if needed. |
---|
| 1782 | * \return The image is rendered into the supplied array, false is |
---|
| 1783 | * returned if the color map is not found |
---|
| 1784 | */ |
---|
[2612] | 1785 | bool Renderer::renderColorMap(const ColorMapId& id, |
---|
| 1786 | const DataSetId& dataSetID, |
---|
| 1787 | Renderer::LegendType legendType, |
---|
| 1788 | std::string& title, |
---|
| 1789 | double range[2], |
---|
| 1790 | int width, int height, |
---|
[2729] | 1791 | bool opaque, |
---|
[2612] | 1792 | int numLabels, |
---|
| 1793 | vtkUnsignedCharArray *imgData) |
---|
| 1794 | { |
---|
| 1795 | DataSet *dataSet = NULL; |
---|
| 1796 | if (dataSetID.compare("all") == 0) { |
---|
| 1797 | if (_dataSets.empty()) { |
---|
| 1798 | WARN("No DataSets exist, can't fill title or range"); |
---|
| 1799 | return renderColorMap(id, dataSetID, legendType, |
---|
| 1800 | NULL, |
---|
| 1801 | DataSet::POINT_DATA, |
---|
[2729] | 1802 | title, range, width, height, opaque, numLabels, imgData); |
---|
[2612] | 1803 | } else { |
---|
| 1804 | dataSet = _dataSets.begin()->second; |
---|
| 1805 | } |
---|
| 1806 | } else { |
---|
| 1807 | dataSet = getDataSet(dataSetID); |
---|
| 1808 | if (dataSet == NULL) { |
---|
| 1809 | ERROR("DataSet '%s' not found", dataSetID.c_str()); |
---|
| 1810 | return false; |
---|
| 1811 | } |
---|
| 1812 | } |
---|
| 1813 | |
---|
| 1814 | if (legendType == LEGEND_SCALAR) { |
---|
| 1815 | return renderColorMap(id, dataSetID, legendType, |
---|
| 1816 | dataSet->getActiveScalarsName(), |
---|
| 1817 | dataSet->getActiveScalarsType(), |
---|
[2729] | 1818 | title, range, width, height, opaque, numLabels, imgData); |
---|
[2612] | 1819 | } else { |
---|
| 1820 | return renderColorMap(id, dataSetID, legendType, |
---|
| 1821 | dataSet->getActiveVectorsName(), |
---|
| 1822 | dataSet->getActiveVectorsType(), |
---|
[2729] | 1823 | title, range, width, height, opaque, numLabels, imgData); |
---|
[2612] | 1824 | } |
---|
| 1825 | } |
---|
| 1826 | |
---|
[2627] | 1827 | /** |
---|
| 1828 | * \brief Render a labelled legend image for the given colormap |
---|
| 1829 | * |
---|
| 1830 | * The field is assumed to be point data, if the field is not found |
---|
| 1831 | * as point data, cell data is used. |
---|
| 1832 | * |
---|
| 1833 | * \param[in] id ColorMap name |
---|
| 1834 | * \param[in] dataSetID DataSet name |
---|
| 1835 | * \param[in] legendType scalar or vector field legend |
---|
| 1836 | * \param[in] fieldName Name of the field array this legend is for |
---|
| 1837 | * \param[in,out] title If supplied, draw title ("#auto" means to |
---|
| 1838 | * fill in field name and draw). If blank, do not draw title. |
---|
| 1839 | * If title was blank or "#auto", will be filled with field name on |
---|
| 1840 | * return |
---|
| 1841 | * \param[in,out] range Data range to use in legend. Set min > max to have |
---|
| 1842 | * range computed, will be filled with valid min and max values |
---|
| 1843 | * \param[in] width Pixel width of legend (aspect controls orientation) |
---|
| 1844 | * \param[in] height Pixel height of legend (aspect controls orientation) |
---|
[2865] | 1845 | * \param[in] opaque Flag to control if legend is rendered opaque or translucent |
---|
[2627] | 1846 | * \param[in] numLabels Number of labels to render (includes min/max) |
---|
| 1847 | * \param[in,out] imgData Pointer to array to fill with image bytes. Array |
---|
| 1848 | * will be resized if needed. |
---|
| 1849 | * \return The image is rendered into the supplied array, false is |
---|
| 1850 | * returned if the color map is not found |
---|
| 1851 | */ |
---|
[2612] | 1852 | bool Renderer::renderColorMap(const ColorMapId& id, |
---|
| 1853 | const DataSetId& dataSetID, |
---|
| 1854 | Renderer::LegendType legendType, |
---|
| 1855 | const char *fieldName, |
---|
| 1856 | std::string& title, |
---|
| 1857 | double range[2], |
---|
| 1858 | int width, int height, |
---|
[2729] | 1859 | bool opaque, |
---|
[2612] | 1860 | int numLabels, |
---|
| 1861 | vtkUnsignedCharArray *imgData) |
---|
| 1862 | { |
---|
| 1863 | DataSet *dataSet = NULL; |
---|
| 1864 | if (dataSetID.compare("all") == 0) { |
---|
| 1865 | if (_dataSets.empty()) { |
---|
| 1866 | WARN("No DataSets exist, can't fill title or range"); |
---|
| 1867 | return renderColorMap(id, dataSetID, legendType, |
---|
| 1868 | NULL, |
---|
| 1869 | DataSet::POINT_DATA, |
---|
[2729] | 1870 | title, range, width, height, opaque, numLabels, imgData); |
---|
[2612] | 1871 | } else { |
---|
| 1872 | dataSet = _dataSets.begin()->second; |
---|
| 1873 | } |
---|
| 1874 | } else { |
---|
| 1875 | dataSet = getDataSet(dataSetID); |
---|
| 1876 | if (dataSet == NULL) { |
---|
| 1877 | ERROR("DataSet '%s' not found", dataSetID.c_str()); |
---|
| 1878 | return false; |
---|
| 1879 | } |
---|
| 1880 | } |
---|
| 1881 | |
---|
| 1882 | DataSet::DataAttributeType attrType; |
---|
| 1883 | int numComponents; |
---|
| 1884 | |
---|
| 1885 | dataSet->getFieldInfo(fieldName, &attrType, &numComponents); |
---|
| 1886 | |
---|
| 1887 | return renderColorMap(id, dataSetID, legendType, |
---|
| 1888 | fieldName, |
---|
| 1889 | attrType, |
---|
[2729] | 1890 | title, range, width, height, opaque, numLabels, imgData); |
---|
[2612] | 1891 | } |
---|
| 1892 | |
---|
[2100] | 1893 | /** |
---|
| 1894 | * \brief Render a labelled legend image for the given colormap |
---|
| 1895 | * |
---|
[2471] | 1896 | * \param[in] id ColorMap name |
---|
| 1897 | * \param[in] dataSetID DataSet name |
---|
| 1898 | * \param[in] legendType scalar or vector field legend |
---|
[2627] | 1899 | * \param[in] fieldName Name of the field array this legend is for |
---|
| 1900 | * \param[in] type DataAttributeType of the field |
---|
[2471] | 1901 | * \param[in,out] title If supplied, draw title ("#auto" means to |
---|
| 1902 | * fill in field name and draw). If blank, do not draw title. |
---|
| 1903 | * If title was blank or "#auto", will be filled with field name on |
---|
| 1904 | * return |
---|
[2627] | 1905 | * \param[in,out] range Data range to use in legend. Set min > max to have |
---|
| 1906 | * range computed, will be filled with valid min and max values |
---|
[2471] | 1907 | * \param[in] width Pixel width of legend (aspect controls orientation) |
---|
| 1908 | * \param[in] height Pixel height of legend (aspect controls orientation) |
---|
[2865] | 1909 | * \param[in] opaque Flag to control if legend is rendered opaque or translucent |
---|
[2471] | 1910 | * \param[in] numLabels Number of labels to render (includes min/max) |
---|
| 1911 | * \param[in,out] imgData Pointer to array to fill with image bytes. Array |
---|
| 1912 | * will be resized if needed. |
---|
[2123] | 1913 | * \return The image is rendered into the supplied array, false is |
---|
| 1914 | * returned if the color map is not found |
---|
[2100] | 1915 | */ |
---|
[2146] | 1916 | bool Renderer::renderColorMap(const ColorMapId& id, |
---|
| 1917 | const DataSetId& dataSetID, |
---|
[2453] | 1918 | Renderer::LegendType legendType, |
---|
[2612] | 1919 | const char *fieldName, |
---|
| 1920 | DataSet::DataAttributeType type, |
---|
[2471] | 1921 | std::string& title, |
---|
| 1922 | double range[2], |
---|
[2100] | 1923 | int width, int height, |
---|
[2729] | 1924 | bool opaque, |
---|
[2467] | 1925 | int numLabels, |
---|
[2100] | 1926 | vtkUnsignedCharArray *imgData) |
---|
| 1927 | { |
---|
[2471] | 1928 | TRACE("Enter"); |
---|
[2123] | 1929 | ColorMap *colorMap = getColorMap(id); |
---|
| 1930 | if (colorMap == NULL) |
---|
| 1931 | return false; |
---|
[4073] | 1932 | #ifdef LEGEND_SOFTWARE_RENDER |
---|
| 1933 | ColorMap::renderColorMap(colorMap, width, height, imgData, opaque, _bgColor, |
---|
| 1934 | #ifdef RENDER_TARGA |
---|
| 1935 | true, TARGA_BYTES_PER_PIXEL |
---|
| 1936 | #else |
---|
| 1937 | false |
---|
| 1938 | #endif |
---|
| 1939 | ); |
---|
| 1940 | #else |
---|
[2100] | 1941 | if (_legendRenderWindow == NULL) { |
---|
| 1942 | _legendRenderWindow = vtkSmartPointer<vtkRenderWindow>::New(); |
---|
[2596] | 1943 | _legendRenderWindow->SetMultiSamples(0); |
---|
[2254] | 1944 | #ifdef USE_OFFSCREEN_RENDERING |
---|
[2100] | 1945 | _legendRenderWindow->DoubleBufferOff(); |
---|
| 1946 | _legendRenderWindow->OffScreenRenderingOn(); |
---|
[2402] | 1947 | #else |
---|
| 1948 | _legendRenderWindow->DoubleBufferOn(); |
---|
| 1949 | _legendRenderWindow->SwapBuffersOff(); |
---|
[2254] | 1950 | #endif |
---|
[2100] | 1951 | } |
---|
| 1952 | |
---|
| 1953 | _legendRenderWindow->SetSize(width, height); |
---|
| 1954 | |
---|
| 1955 | if (_legendRenderer == NULL) { |
---|
| 1956 | _legendRenderer = vtkSmartPointer<vtkRenderer>::New(); |
---|
| 1957 | _legendRenderWindow->AddRenderer(_legendRenderer); |
---|
| 1958 | } |
---|
| 1959 | _legendRenderer->SetBackground(_bgColor[0], _bgColor[1], _bgColor[2]); |
---|
| 1960 | |
---|
| 1961 | if (_scalarBarActor == NULL) { |
---|
| 1962 | _scalarBarActor = vtkSmartPointer<vtkScalarBarActor>::New(); |
---|
[3455] | 1963 | _scalarBarActor->DrawFrameOff(); |
---|
| 1964 | _scalarBarActor->DrawBackgroundOff(); |
---|
[2260] | 1965 | _legendRenderer->AddViewProp(_scalarBarActor); |
---|
[2100] | 1966 | } |
---|
[2146] | 1967 | |
---|
[2729] | 1968 | if (opaque) { |
---|
| 1969 | _scalarBarActor->UseOpacityOff(); |
---|
| 1970 | } else { |
---|
| 1971 | _scalarBarActor->UseOpacityOn(); |
---|
| 1972 | } |
---|
| 1973 | |
---|
[2478] | 1974 | if (width > height) { |
---|
| 1975 | _scalarBarActor->SetOrientationToHorizontal(); |
---|
| 1976 | } else { |
---|
| 1977 | _scalarBarActor->SetOrientationToVertical(); |
---|
| 1978 | } |
---|
| 1979 | |
---|
| 1980 | // Set viewport-relative width/height/pos |
---|
| 1981 | if (title.empty() && numLabels == 0) { |
---|
[3639] | 1982 | #ifdef NEW_SCALAR_BAR |
---|
| 1983 | _scalarBarActor->SetBarRatio(1); |
---|
[3797] | 1984 | _scalarBarActor->SetTitleRatio(0); |
---|
[3639] | 1985 | #endif |
---|
[2478] | 1986 | if (width > height) { |
---|
| 1987 | // horizontal |
---|
[3639] | 1988 | #ifdef NEW_SCALAR_BAR |
---|
| 1989 | _scalarBarActor->SetDisplayPosition(0, 0); |
---|
| 1990 | _scalarBarActor->GetPosition2Coordinate()->SetCoordinateSystemToDisplay(); |
---|
| 1991 | _scalarBarActor->GetPosition2Coordinate()->SetValue(width+4, height); |
---|
| 1992 | #else |
---|
| 1993 | _scalarBarActor->SetPosition(0, 0); |
---|
[3455] | 1994 | _scalarBarActor->SetHeight((((double)height+1.5)/((double)height))/0.4); // VTK: floor(actorHeight * .4) |
---|
| 1995 | _scalarBarActor->SetWidth(1); // VTK: actorWidth |
---|
[3639] | 1996 | #endif |
---|
[2478] | 1997 | } else { |
---|
| 1998 | // vertical |
---|
[3639] | 1999 | #ifdef NEW_SCALAR_BAR |
---|
| 2000 | _scalarBarActor->SetDisplayPosition(0, -4); |
---|
| 2001 | _scalarBarActor->GetPosition2Coordinate()->SetCoordinateSystemToDisplay(); |
---|
| 2002 | _scalarBarActor->GetPosition2Coordinate()->SetValue(width+1, height+5); |
---|
| 2003 | #else |
---|
| 2004 | _scalarBarActor->SetPosition(0, 0); |
---|
[3455] | 2005 | _scalarBarActor->SetHeight((((double)height+1.5)/((double)height))/0.86); // VTK: floor(actorHeight * .86) |
---|
[2478] | 2006 | _scalarBarActor->SetWidth(((double)(width+5))/((double)width)); // VTK: actorWidth - 4 pixels |
---|
[3639] | 2007 | #endif |
---|
[2478] | 2008 | } |
---|
| 2009 | } else { |
---|
[3639] | 2010 | #ifdef NEW_SCALAR_BAR |
---|
| 2011 | _scalarBarActor->SetBarRatio(0.375); |
---|
[3797] | 2012 | _scalarBarActor->SetTitleRatio(0.5); |
---|
[3639] | 2013 | _scalarBarActor->SetDisplayPosition(0, 0); |
---|
| 2014 | _scalarBarActor->GetPosition2Coordinate()->SetCoordinateSystemToDisplay(); |
---|
| 2015 | _scalarBarActor->GetPosition2Coordinate()->SetValue(width, height); |
---|
| 2016 | #else |
---|
[2478] | 2017 | if (width > height) { |
---|
| 2018 | // horizontal |
---|
| 2019 | _scalarBarActor->SetPosition(.075, .1); |
---|
| 2020 | _scalarBarActor->SetHeight(0.8); |
---|
| 2021 | _scalarBarActor->SetWidth(0.85); |
---|
| 2022 | } else { |
---|
| 2023 | // vertical |
---|
| 2024 | _scalarBarActor->SetPosition(.1, .05); |
---|
| 2025 | _scalarBarActor->SetHeight(0.9); |
---|
| 2026 | _scalarBarActor->SetWidth(0.8); |
---|
| 2027 | } |
---|
[3639] | 2028 | #endif |
---|
[2478] | 2029 | } |
---|
| 2030 | |
---|
[2146] | 2031 | vtkSmartPointer<vtkLookupTable> lut = colorMap->getLookupTable(); |
---|
[2453] | 2032 | DataSet *dataSet = NULL; |
---|
| 2033 | bool cumulative = _useCumulativeRange; |
---|
[2146] | 2034 | if (dataSetID.compare("all") == 0) { |
---|
[2471] | 2035 | if (_dataSets.empty()) { |
---|
| 2036 | WARN("No DataSets exist, can't fill title or range"); |
---|
| 2037 | } else { |
---|
| 2038 | dataSet = _dataSets.begin()->second; |
---|
| 2039 | } |
---|
[2453] | 2040 | cumulative = true; |
---|
[2146] | 2041 | } else { |
---|
[2453] | 2042 | dataSet = getDataSet(dataSetID); |
---|
[2146] | 2043 | if (dataSet == NULL) { |
---|
[2471] | 2044 | ERROR("DataSet '%s' not found", dataSetID.c_str()); |
---|
| 2045 | return false; |
---|
[2453] | 2046 | } |
---|
| 2047 | } |
---|
| 2048 | |
---|
[2471] | 2049 | bool drawTitle = false; |
---|
| 2050 | if (!title.empty()) { |
---|
| 2051 | drawTitle = true; |
---|
| 2052 | if (title.compare("#auto") == 0) { |
---|
| 2053 | title.clear(); |
---|
| 2054 | } |
---|
| 2055 | } |
---|
| 2056 | |
---|
[2627] | 2057 | bool needRange = false; |
---|
| 2058 | if (range[0] > range[1]) { |
---|
| 2059 | range[0] = 0.0; |
---|
| 2060 | range[1] = 1.0; |
---|
| 2061 | needRange = true; |
---|
| 2062 | } |
---|
[2471] | 2063 | |
---|
[2453] | 2064 | switch (legendType) { |
---|
[2612] | 2065 | case LEGEND_VECTOR_MAGNITUDE: |
---|
[2627] | 2066 | if (needRange) { |
---|
| 2067 | if (cumulative) { |
---|
| 2068 | getCumulativeDataRange(range, fieldName, type, 3); |
---|
| 2069 | } else if (dataSet != NULL) { |
---|
| 2070 | dataSet->getDataRange(range, fieldName, type); |
---|
| 2071 | } |
---|
[2453] | 2072 | } |
---|
[2612] | 2073 | |
---|
| 2074 | lut->SetRange(range); |
---|
| 2075 | |
---|
[2471] | 2076 | if (title.empty() && dataSet != NULL) { |
---|
[2612] | 2077 | if (fieldName != NULL) { |
---|
| 2078 | title = fieldName; |
---|
[2471] | 2079 | title.append("(mag)"); |
---|
| 2080 | } |
---|
| 2081 | } |
---|
[2453] | 2082 | break; |
---|
[2612] | 2083 | case LEGEND_VECTOR_X: |
---|
[2627] | 2084 | if (needRange) { |
---|
| 2085 | if (cumulative) { |
---|
| 2086 | getCumulativeDataRange(range, fieldName, type, 3, 0); |
---|
| 2087 | } else if (dataSet != NULL) { |
---|
| 2088 | dataSet->getDataRange(range, fieldName, type, 0); |
---|
| 2089 | } |
---|
[2453] | 2090 | } |
---|
[2612] | 2091 | |
---|
| 2092 | lut->SetRange(range); |
---|
| 2093 | |
---|
[2471] | 2094 | if (title.empty() && dataSet != NULL) { |
---|
[2612] | 2095 | if (fieldName != NULL) { |
---|
| 2096 | title = fieldName; |
---|
[2471] | 2097 | title.append("(x)"); |
---|
| 2098 | } |
---|
| 2099 | } |
---|
[2453] | 2100 | break; |
---|
[2612] | 2101 | case LEGEND_VECTOR_Y: |
---|
[2627] | 2102 | if (needRange) { |
---|
| 2103 | if (cumulative) { |
---|
| 2104 | getCumulativeDataRange(range, fieldName, type, 3, 1); |
---|
| 2105 | } else if (dataSet != NULL) { |
---|
| 2106 | dataSet->getDataRange(range, fieldName, type, 1); |
---|
| 2107 | } |
---|
[2453] | 2108 | } |
---|
[2612] | 2109 | |
---|
| 2110 | lut->SetRange(range); |
---|
| 2111 | |
---|
[2471] | 2112 | if (title.empty() && dataSet != NULL) { |
---|
[2612] | 2113 | if (fieldName != NULL) { |
---|
| 2114 | title = fieldName; |
---|
[2471] | 2115 | title.append("(y)"); |
---|
| 2116 | } |
---|
| 2117 | } |
---|
[2453] | 2118 | break; |
---|
[2612] | 2119 | case LEGEND_VECTOR_Z: |
---|
[2627] | 2120 | if (needRange) { |
---|
| 2121 | if (cumulative) { |
---|
| 2122 | getCumulativeDataRange(range, fieldName, type, 3, 2); |
---|
| 2123 | } else if (dataSet != NULL) { |
---|
| 2124 | dataSet->getDataRange(range, fieldName, type, 1); |
---|
| 2125 | } |
---|
[2453] | 2126 | } |
---|
[2612] | 2127 | |
---|
| 2128 | lut->SetRange(range); |
---|
| 2129 | |
---|
[2471] | 2130 | if (title.empty() && dataSet != NULL) { |
---|
[2612] | 2131 | if (fieldName != NULL) { |
---|
| 2132 | title = fieldName; |
---|
[2471] | 2133 | title.append("(z)"); |
---|
| 2134 | } |
---|
| 2135 | } |
---|
[2453] | 2136 | break; |
---|
[2612] | 2137 | case LEGEND_SCALAR: |
---|
[2453] | 2138 | default: |
---|
[2627] | 2139 | if (needRange) { |
---|
| 2140 | if (cumulative) { |
---|
| 2141 | getCumulativeDataRange(range, fieldName, type, 1); |
---|
| 2142 | } else if (dataSet != NULL) { |
---|
| 2143 | dataSet->getDataRange(range, fieldName, type); |
---|
| 2144 | } |
---|
| 2145 | } |
---|
[2612] | 2146 | |
---|
| 2147 | lut->SetRange(range); |
---|
| 2148 | |
---|
[2471] | 2149 | if (title.empty() && dataSet != NULL) { |
---|
[2612] | 2150 | if (fieldName != NULL) |
---|
| 2151 | title = fieldName; |
---|
[2471] | 2152 | } |
---|
[2453] | 2153 | break; |
---|
[2146] | 2154 | } |
---|
[2453] | 2155 | |
---|
[2146] | 2156 | _scalarBarActor->SetLookupTable(lut); |
---|
[3455] | 2157 | _scalarBarActor->SetMaximumNumberOfColors((width > height ? width : height)); |
---|
[2146] | 2158 | |
---|
[2471] | 2159 | if (drawTitle) { |
---|
| 2160 | _scalarBarActor->SetTitle(title.c_str()); |
---|
| 2161 | } else { |
---|
| 2162 | _scalarBarActor->SetTitle(""); |
---|
| 2163 | } |
---|
[3639] | 2164 | |
---|
| 2165 | double color[3]; |
---|
| 2166 | color[0] = 1 - _bgColor[0]; |
---|
| 2167 | color[1] = 1 - _bgColor[1]; |
---|
| 2168 | color[2] = 1 - _bgColor[2]; |
---|
| 2169 | |
---|
| 2170 | _scalarBarActor->GetTitleTextProperty()->SetColor(color); |
---|
| 2171 | _scalarBarActor->GetTitleTextProperty()->BoldOff(); |
---|
[2100] | 2172 | _scalarBarActor->GetTitleTextProperty()->ItalicOff(); |
---|
[3639] | 2173 | _scalarBarActor->GetTitleTextProperty()->ShadowOff(); |
---|
[2471] | 2174 | _scalarBarActor->SetNumberOfLabels(numLabels); |
---|
[3639] | 2175 | _scalarBarActor->GetLabelTextProperty()->SetColor(color); |
---|
[2100] | 2176 | _scalarBarActor->GetLabelTextProperty()->BoldOff(); |
---|
| 2177 | _scalarBarActor->GetLabelTextProperty()->ItalicOff(); |
---|
| 2178 | _scalarBarActor->GetLabelTextProperty()->ShadowOff(); |
---|
[3639] | 2179 | #ifdef NEW_SCALAR_BAR |
---|
[3797] | 2180 | if (!drawTitle && numLabels == 0) { |
---|
[3639] | 2181 | _scalarBarActor->DrawAnnotationsOff(); |
---|
| 2182 | _scalarBarActor->SetAnnotationLeaderPadding(0); |
---|
| 2183 | _scalarBarActor->SetTextPad(0); |
---|
| 2184 | } else { |
---|
| 2185 | _scalarBarActor->DrawAnnotationsOn(); |
---|
| 2186 | _scalarBarActor->SetAnnotationLeaderPadding(8); |
---|
| 2187 | _scalarBarActor->SetTextPad(1); |
---|
| 2188 | } |
---|
| 2189 | #endif |
---|
[2100] | 2190 | |
---|
| 2191 | _legendRenderWindow->Render(); |
---|
[3828] | 2192 | int *sz = _legendRenderWindow->GetSize(); |
---|
| 2193 | if (sz[0] != width || sz[1] != height) { |
---|
| 2194 | ERROR("Window size: %dx%d, but expected %dx%d", sz[0], sz[1], width, height); |
---|
| 2195 | } |
---|
[2100] | 2196 | |
---|
[2260] | 2197 | #ifdef RENDER_TARGA |
---|
| 2198 | _legendRenderWindow->MakeCurrent(); |
---|
| 2199 | // Must clear previous errors first. |
---|
| 2200 | while (glGetError() != GL_NO_ERROR){ |
---|
| 2201 | ; |
---|
| 2202 | } |
---|
| 2203 | int bytesPerPixel = TARGA_BYTES_PER_PIXEL; |
---|
| 2204 | int size = bytesPerPixel * width * height; |
---|
| 2205 | |
---|
| 2206 | if (imgData->GetMaxId() + 1 != size) |
---|
| 2207 | { |
---|
| 2208 | imgData->SetNumberOfComponents(bytesPerPixel); |
---|
| 2209 | imgData->SetNumberOfValues(size); |
---|
| 2210 | } |
---|
| 2211 | glDisable(GL_TEXTURE_2D); |
---|
[2596] | 2212 | if (_legendRenderWindow->GetDoubleBuffer()) { |
---|
| 2213 | glReadBuffer(static_cast<GLenum>(vtkOpenGLRenderWindow::SafeDownCast(_legendRenderWindow)->GetBackLeftBuffer())); |
---|
| 2214 | } else { |
---|
| 2215 | glReadBuffer(static_cast<GLenum>(vtkOpenGLRenderWindow::SafeDownCast(_legendRenderWindow)->GetFrontLeftBuffer())); |
---|
| 2216 | } |
---|
[2260] | 2217 | glPixelStorei(GL_PACK_ALIGNMENT, 1); |
---|
| 2218 | if (bytesPerPixel == 4) { |
---|
| 2219 | glReadPixels(0, 0, width, height, GL_BGRA, |
---|
| 2220 | GL_UNSIGNED_BYTE, imgData->GetPointer(0)); |
---|
| 2221 | } else { |
---|
| 2222 | glReadPixels(0, 0, width, height, GL_BGR, |
---|
| 2223 | GL_UNSIGNED_BYTE, imgData->GetPointer(0)); |
---|
| 2224 | } |
---|
| 2225 | if (glGetError() != GL_NO_ERROR) { |
---|
| 2226 | ERROR("glReadPixels"); |
---|
| 2227 | } |
---|
| 2228 | #else |
---|
[2254] | 2229 | _legendRenderWindow->GetPixelData(0, 0, width-1, height-1, |
---|
| 2230 | !_legendRenderWindow->GetDoubleBuffer(), |
---|
| 2231 | imgData); |
---|
[2260] | 2232 | #endif |
---|
[4073] | 2233 | #endif |
---|
[2471] | 2234 | TRACE("Leave"); |
---|
[2123] | 2235 | return true; |
---|
[2100] | 2236 | } |
---|
| 2237 | |
---|
[3818] | 2238 | bool Renderer::renderColorMap(const ColorMapId& id, |
---|
| 2239 | int width, int height, |
---|
| 2240 | bool opaque, |
---|
| 2241 | vtkUnsignedCharArray *imgData) |
---|
| 2242 | { |
---|
| 2243 | TRACE("Enter"); |
---|
| 2244 | ColorMap *colorMap = getColorMap(id); |
---|
| 2245 | if (colorMap == NULL) |
---|
| 2246 | return false; |
---|
[4073] | 2247 | #ifdef LEGEND_SOFTWARE_RENDER |
---|
| 2248 | ColorMap::renderColorMap(colorMap, width, height, imgData, opaque, _bgColor, |
---|
| 2249 | #ifdef RENDER_TARGA |
---|
| 2250 | true, TARGA_BYTES_PER_PIXEL |
---|
| 2251 | #else |
---|
| 2252 | false |
---|
| 2253 | #endif |
---|
| 2254 | ); |
---|
| 2255 | #else |
---|
[3818] | 2256 | if (_legendRenderWindow == NULL) { |
---|
| 2257 | _legendRenderWindow = vtkSmartPointer<vtkRenderWindow>::New(); |
---|
| 2258 | _legendRenderWindow->SetMultiSamples(0); |
---|
| 2259 | #ifdef USE_OFFSCREEN_RENDERING |
---|
| 2260 | _legendRenderWindow->DoubleBufferOff(); |
---|
| 2261 | _legendRenderWindow->OffScreenRenderingOn(); |
---|
| 2262 | #else |
---|
| 2263 | _legendRenderWindow->DoubleBufferOn(); |
---|
| 2264 | _legendRenderWindow->SwapBuffersOff(); |
---|
| 2265 | #endif |
---|
| 2266 | } |
---|
| 2267 | |
---|
| 2268 | _legendRenderWindow->SetSize(width, height); |
---|
| 2269 | |
---|
| 2270 | if (_legendRenderer == NULL) { |
---|
| 2271 | _legendRenderer = vtkSmartPointer<vtkRenderer>::New(); |
---|
| 2272 | _legendRenderWindow->AddRenderer(_legendRenderer); |
---|
| 2273 | } |
---|
| 2274 | _legendRenderer->SetBackground(_bgColor[0], _bgColor[1], _bgColor[2]); |
---|
| 2275 | |
---|
| 2276 | if (_scalarBarActor == NULL) { |
---|
| 2277 | _scalarBarActor = vtkSmartPointer<vtkScalarBarActor>::New(); |
---|
| 2278 | _scalarBarActor->DrawFrameOff(); |
---|
| 2279 | _scalarBarActor->DrawBackgroundOff(); |
---|
| 2280 | _scalarBarActor->DrawColorBarOn(); |
---|
| 2281 | _legendRenderer->AddViewProp(_scalarBarActor); |
---|
| 2282 | } |
---|
| 2283 | |
---|
| 2284 | if (opaque) { |
---|
| 2285 | _scalarBarActor->UseOpacityOff(); |
---|
| 2286 | } else { |
---|
| 2287 | _scalarBarActor->UseOpacityOn(); |
---|
| 2288 | } |
---|
| 2289 | |
---|
| 2290 | if (width > height) { |
---|
| 2291 | _scalarBarActor->SetOrientationToHorizontal(); |
---|
| 2292 | } else { |
---|
| 2293 | _scalarBarActor->SetOrientationToVertical(); |
---|
| 2294 | } |
---|
| 2295 | |
---|
| 2296 | // Set viewport-relative width/height/pos |
---|
| 2297 | #ifdef NEW_SCALAR_BAR |
---|
| 2298 | _scalarBarActor->SetBarRatio(1); |
---|
| 2299 | _scalarBarActor->SetTitleRatio(0); |
---|
| 2300 | #endif |
---|
| 2301 | if (width > height) { |
---|
| 2302 | // horizontal |
---|
| 2303 | #ifdef NEW_SCALAR_BAR |
---|
| 2304 | _scalarBarActor->SetDisplayPosition(0, 0); |
---|
| 2305 | _scalarBarActor->GetPosition2Coordinate()->SetCoordinateSystemToDisplay(); |
---|
| 2306 | _scalarBarActor->GetPosition2Coordinate()->SetValue(width+4, height); |
---|
| 2307 | #else |
---|
| 2308 | _scalarBarActor->SetPosition(0, 0); |
---|
| 2309 | _scalarBarActor->SetHeight((((double)height+1.5)/((double)height))/0.4); // VTK: floor(actorHeight * .4) |
---|
| 2310 | _scalarBarActor->SetWidth(1); // VTK: actorWidth |
---|
| 2311 | #endif |
---|
| 2312 | } else { |
---|
| 2313 | // vertical |
---|
| 2314 | #ifdef NEW_SCALAR_BAR |
---|
| 2315 | _scalarBarActor->SetDisplayPosition(0, -4); |
---|
| 2316 | _scalarBarActor->GetPosition2Coordinate()->SetCoordinateSystemToDisplay(); |
---|
| 2317 | _scalarBarActor->GetPosition2Coordinate()->SetValue(width+1, height+5); |
---|
| 2318 | #else |
---|
| 2319 | _scalarBarActor->SetPosition(0, 0); |
---|
| 2320 | _scalarBarActor->SetHeight((((double)height+1.5)/((double)height))/0.86); // VTK: floor(actorHeight * .86) |
---|
| 2321 | _scalarBarActor->SetWidth(((double)(width+5))/((double)width)); // VTK: actorWidth - 4 pixels |
---|
| 2322 | #endif |
---|
| 2323 | } |
---|
| 2324 | |
---|
| 2325 | vtkSmartPointer<vtkLookupTable> lut = colorMap->getLookupTable(); |
---|
| 2326 | |
---|
| 2327 | double range[2]; |
---|
| 2328 | range[0] = 0.0; |
---|
| 2329 | range[1] = 1.0; |
---|
| 2330 | |
---|
| 2331 | lut->SetRange(range); |
---|
| 2332 | |
---|
| 2333 | _scalarBarActor->SetLookupTable(lut); |
---|
| 2334 | _scalarBarActor->SetMaximumNumberOfColors((width > height ? width : height)); |
---|
| 2335 | _scalarBarActor->SetTitle(""); |
---|
| 2336 | _scalarBarActor->SetNumberOfLabels(0); |
---|
| 2337 | #ifdef NEW_SCALAR_BAR |
---|
| 2338 | _scalarBarActor->DrawAnnotationsOff(); |
---|
| 2339 | _scalarBarActor->SetAnnotationLeaderPadding(0); |
---|
| 2340 | _scalarBarActor->SetTextPad(0); |
---|
| 2341 | #endif |
---|
| 2342 | |
---|
| 2343 | _legendRenderWindow->Render(); |
---|
[3828] | 2344 | int *sz = _legendRenderWindow->GetSize(); |
---|
| 2345 | if (sz[0] != width || sz[1] != height) { |
---|
| 2346 | ERROR("Window size: %dx%d, but expected %dx%d", sz[0], sz[1], width, height); |
---|
| 2347 | } |
---|
[3818] | 2348 | |
---|
| 2349 | #ifdef RENDER_TARGA |
---|
| 2350 | _legendRenderWindow->MakeCurrent(); |
---|
| 2351 | // Must clear previous errors first. |
---|
| 2352 | while (glGetError() != GL_NO_ERROR){ |
---|
| 2353 | ; |
---|
| 2354 | } |
---|
| 2355 | int bytesPerPixel = TARGA_BYTES_PER_PIXEL; |
---|
| 2356 | int size = bytesPerPixel * width * height; |
---|
| 2357 | |
---|
| 2358 | if (imgData->GetMaxId() + 1 != size) |
---|
| 2359 | { |
---|
| 2360 | imgData->SetNumberOfComponents(bytesPerPixel); |
---|
| 2361 | imgData->SetNumberOfValues(size); |
---|
| 2362 | } |
---|
| 2363 | glDisable(GL_TEXTURE_2D); |
---|
| 2364 | if (_legendRenderWindow->GetDoubleBuffer()) { |
---|
| 2365 | glReadBuffer(static_cast<GLenum>(vtkOpenGLRenderWindow::SafeDownCast(_legendRenderWindow)->GetBackLeftBuffer())); |
---|
| 2366 | } else { |
---|
| 2367 | glReadBuffer(static_cast<GLenum>(vtkOpenGLRenderWindow::SafeDownCast(_legendRenderWindow)->GetFrontLeftBuffer())); |
---|
| 2368 | } |
---|
| 2369 | glPixelStorei(GL_PACK_ALIGNMENT, 1); |
---|
| 2370 | if (bytesPerPixel == 4) { |
---|
| 2371 | glReadPixels(0, 0, width, height, GL_BGRA, |
---|
| 2372 | GL_UNSIGNED_BYTE, imgData->GetPointer(0)); |
---|
| 2373 | } else { |
---|
| 2374 | glReadPixels(0, 0, width, height, GL_BGR, |
---|
| 2375 | GL_UNSIGNED_BYTE, imgData->GetPointer(0)); |
---|
| 2376 | } |
---|
| 2377 | if (glGetError() != GL_NO_ERROR) { |
---|
| 2378 | ERROR("glReadPixels"); |
---|
| 2379 | } |
---|
| 2380 | #else |
---|
| 2381 | _legendRenderWindow->GetPixelData(0, 0, width-1, height-1, |
---|
| 2382 | !_legendRenderWindow->GetDoubleBuffer(), |
---|
| 2383 | imgData); |
---|
| 2384 | #endif |
---|
[4073] | 2385 | #endif |
---|
[3818] | 2386 | TRACE("Leave"); |
---|
| 2387 | return true; |
---|
| 2388 | } |
---|
| 2389 | |
---|
[2100] | 2390 | /** |
---|
[2320] | 2391 | * \brief Set camera FOV based on render window height |
---|
| 2392 | * |
---|
| 2393 | * Computes a field-of-view angle based on some assumptions about |
---|
| 2394 | * viewer's distance to screen and pixel density |
---|
| 2395 | */ |
---|
[2317] | 2396 | void Renderer::setViewAngle(int height) |
---|
| 2397 | { |
---|
| 2398 | // Distance of eyes from screen in inches |
---|
| 2399 | double d = 20.0; |
---|
[2320] | 2400 | // Assume 72 ppi screen |
---|
[2317] | 2401 | double h = (double)height / 72.0; |
---|
| 2402 | |
---|
| 2403 | double angle = vtkMath::DegreesFromRadians(2.0 * atan((h/2.0)/d)); |
---|
| 2404 | _renderer->GetActiveCamera()->SetViewAngle(angle); |
---|
| 2405 | |
---|
| 2406 | TRACE("Setting view angle: %g", angle); |
---|
| 2407 | } |
---|
| 2408 | |
---|
[2261] | 2409 | /** |
---|
[2100] | 2410 | * \brief Resize the render window (image size for renderings) |
---|
| 2411 | */ |
---|
| 2412 | void Renderer::setWindowSize(int width, int height) |
---|
| 2413 | { |
---|
[2423] | 2414 | if (_windowWidth == width && |
---|
[2759] | 2415 | _windowHeight == height) { |
---|
| 2416 | TRACE("No change"); |
---|
[2423] | 2417 | return; |
---|
[2759] | 2418 | } |
---|
[2317] | 2419 | |
---|
[2759] | 2420 | TRACE("Setting window size to %dx%d", width, height); |
---|
| 2421 | |
---|
[2423] | 2422 | //setViewAngle(height); |
---|
| 2423 | |
---|
[2260] | 2424 | // FIXME: Fix up panning on aspect change |
---|
| 2425 | #ifdef notdef |
---|
| 2426 | if (_cameraPan[0] != 0.0) { |
---|
| 2427 | _cameraPan[0] *= ((double)_windowWidth / width); |
---|
| 2428 | } |
---|
| 2429 | if (_cameraPan[1] != 0.0) { |
---|
| 2430 | _cameraPan[1] *= ((double)_windowHeight / height); |
---|
| 2431 | } |
---|
| 2432 | #endif |
---|
[2100] | 2433 | _windowWidth = width; |
---|
| 2434 | _windowHeight = height; |
---|
| 2435 | _renderWindow->SetSize(_windowWidth, _windowHeight); |
---|
[3419] | 2436 | |
---|
[2194] | 2437 | if (_cameraMode == IMAGE) { |
---|
[3419] | 2438 | if (_cameraAspect == ASPECT_WINDOW) { |
---|
| 2439 | double imgWindowAspect = getImageCameraAspect(); |
---|
| 2440 | TRACE("Setting object aspect to %g", imgWindowAspect); |
---|
| 2441 | setObjectAspects(imgWindowAspect); |
---|
| 2442 | initCamera(); |
---|
| 2443 | } else { |
---|
| 2444 | if (_userImgWorldDims[0] > 0) { |
---|
| 2445 | _setCameraZoomRegion(_userImgWorldOrigin[0], |
---|
| 2446 | _userImgWorldOrigin[1], |
---|
| 2447 | _userImgWorldDims[0], |
---|
| 2448 | _userImgWorldDims[1]); |
---|
| 2449 | } else { |
---|
| 2450 | if (isCameraMaximized()) { |
---|
| 2451 | initCamera(); |
---|
| 2452 | } else { |
---|
| 2453 | _setCameraZoomRegion(_imgWorldOrigin[0], |
---|
| 2454 | _imgWorldOrigin[1], |
---|
| 2455 | _imgWorldDims[0], |
---|
| 2456 | _imgWorldDims[1]); |
---|
| 2457 | } |
---|
| 2458 | } |
---|
| 2459 | } |
---|
[2194] | 2460 | } |
---|
[2100] | 2461 | _needsRedraw = true; |
---|
| 2462 | } |
---|
| 2463 | |
---|
[3164] | 2464 | void Renderer::setObjectAspects(double aspectRatio) |
---|
| 2465 | { |
---|
| 2466 | setGraphicsObjectAspect<Arc>(aspectRatio); |
---|
| 2467 | setGraphicsObjectAspect<Arrow>(aspectRatio); |
---|
| 2468 | setGraphicsObjectAspect<Box>(aspectRatio); |
---|
| 2469 | setGraphicsObjectAspect<Cone>(aspectRatio); |
---|
| 2470 | setGraphicsObjectAspect<Contour2D>(aspectRatio); |
---|
| 2471 | setGraphicsObjectAspect<Contour3D>(aspectRatio); |
---|
| 2472 | setGraphicsObjectAspect<Cutplane>(aspectRatio); |
---|
| 2473 | setGraphicsObjectAspect<Cylinder>(aspectRatio); |
---|
| 2474 | setGraphicsObjectAspect<Disk>(aspectRatio); |
---|
| 2475 | setGraphicsObjectAspect<Glyphs>(aspectRatio); |
---|
| 2476 | setGraphicsObjectAspect<HeightMap>(aspectRatio); |
---|
[3818] | 2477 | setGraphicsObjectAspect<Image>(aspectRatio); |
---|
[4082] | 2478 | setGraphicsObjectAspect<ImageCutplane>(aspectRatio); |
---|
[3164] | 2479 | setGraphicsObjectAspect<LIC>(aspectRatio); |
---|
| 2480 | setGraphicsObjectAspect<Line>(aspectRatio); |
---|
| 2481 | setGraphicsObjectAspect<Molecule>(aspectRatio); |
---|
[3535] | 2482 | setGraphicsObjectAspect<Outline>(aspectRatio); |
---|
[3861] | 2483 | setGraphicsObjectAspect<Parallelepiped>(aspectRatio); |
---|
[3164] | 2484 | setGraphicsObjectAspect<PolyData>(aspectRatio); |
---|
| 2485 | setGraphicsObjectAspect<Polygon>(aspectRatio); |
---|
| 2486 | setGraphicsObjectAspect<PseudoColor>(aspectRatio); |
---|
| 2487 | setGraphicsObjectAspect<Sphere>(aspectRatio); |
---|
| 2488 | setGraphicsObjectAspect<Streamlines>(aspectRatio); |
---|
[3818] | 2489 | setGraphicsObjectAspect<Text3D>(aspectRatio); |
---|
[3164] | 2490 | setGraphicsObjectAspect<Volume>(aspectRatio); |
---|
| 2491 | setGraphicsObjectAspect<Warp>(aspectRatio); |
---|
| 2492 | } |
---|
| 2493 | |
---|
[3330] | 2494 | void Renderer::setCameraAspect(Aspect aspect) |
---|
| 2495 | { |
---|
| 2496 | //if (_cameraAspect == aspect) |
---|
| 2497 | // return; |
---|
| 2498 | |
---|
| 2499 | _cameraAspect = aspect; |
---|
| 2500 | |
---|
| 2501 | double aspectRatio = 0.0; |
---|
| 2502 | switch (aspect) { |
---|
| 2503 | case ASPECT_SQUARE: |
---|
| 2504 | aspectRatio = 1.0; |
---|
| 2505 | break; |
---|
| 2506 | case ASPECT_WINDOW: |
---|
| 2507 | aspectRatio = 1.0; |
---|
| 2508 | if (_cameraMode == IMAGE) { |
---|
[3419] | 2509 | aspectRatio = getImageCameraAspect(); |
---|
[3330] | 2510 | } |
---|
| 2511 | break; |
---|
| 2512 | case ASPECT_NATIVE: |
---|
| 2513 | default: |
---|
| 2514 | aspectRatio = 0.0; |
---|
| 2515 | } |
---|
| 2516 | |
---|
| 2517 | setObjectAspects(aspectRatio); |
---|
| 2518 | |
---|
| 2519 | if (_cameraMode == IMAGE) |
---|
| 2520 | _needsCameraReset = true; |
---|
| 2521 | _needsRedraw = true; |
---|
| 2522 | } |
---|
| 2523 | |
---|
[2100] | 2524 | /** |
---|
[2112] | 2525 | * \brief Change the camera type: perspective, orthographic or image view |
---|
| 2526 | * |
---|
| 2527 | * Perspective mode is a normal 3D camera. |
---|
| 2528 | * |
---|
| 2529 | * Orthogrphic mode is parallel projection. |
---|
| 2530 | * |
---|
| 2531 | * Image mode is an orthographic camera with fixed axes and a clipping region |
---|
[3419] | 2532 | * around the plot area, use _setCameraZoomRegion to control the displayed area |
---|
[2112] | 2533 | * |
---|
| 2534 | * \param[in] mode Enum specifying camera type |
---|
| 2535 | */ |
---|
| 2536 | void Renderer::setCameraMode(CameraMode mode) |
---|
| 2537 | { |
---|
| 2538 | if (_cameraMode == mode) return; |
---|
| 2539 | |
---|
| 2540 | CameraMode origMode = _cameraMode; |
---|
| 2541 | _cameraMode = mode; |
---|
[2423] | 2542 | resetAxes(); |
---|
| 2543 | |
---|
[2112] | 2544 | vtkSmartPointer<vtkCamera> camera = _renderer->GetActiveCamera(); |
---|
| 2545 | switch (mode) { |
---|
| 2546 | case ORTHO: { |
---|
| 2547 | TRACE("Set camera to Ortho mode"); |
---|
| 2548 | camera->ParallelProjectionOn(); |
---|
| 2549 | if (origMode == IMAGE) { |
---|
[2270] | 2550 | resetCamera(true); |
---|
[2112] | 2551 | } |
---|
| 2552 | break; |
---|
| 2553 | } |
---|
| 2554 | case PERSPECTIVE: { |
---|
| 2555 | TRACE("Set camera to Perspective mode"); |
---|
| 2556 | camera->ParallelProjectionOff(); |
---|
| 2557 | if (origMode == IMAGE) { |
---|
[2270] | 2558 | resetCamera(true); |
---|
[2112] | 2559 | } |
---|
| 2560 | break; |
---|
| 2561 | } |
---|
| 2562 | case IMAGE: { |
---|
| 2563 | camera->ParallelProjectionOn(); |
---|
[3419] | 2564 | _setCameraZoomRegion(_imgWorldOrigin[0], _imgWorldOrigin[1], |
---|
| 2565 | _imgWorldDims[0],_imgWorldDims[1]); |
---|
[2112] | 2566 | TRACE("Set camera to Image mode"); |
---|
| 2567 | break; |
---|
| 2568 | } |
---|
| 2569 | default: |
---|
| 2570 | ERROR("Unkown camera mode: %d", mode); |
---|
| 2571 | } |
---|
| 2572 | _needsRedraw = true; |
---|
| 2573 | } |
---|
| 2574 | |
---|
[2194] | 2575 | /** |
---|
| 2576 | * \brief Get the current camera mode |
---|
| 2577 | */ |
---|
| 2578 | Renderer::CameraMode Renderer::getCameraMode() const |
---|
| 2579 | { |
---|
| 2580 | return _cameraMode; |
---|
| 2581 | } |
---|
| 2582 | |
---|
[2236] | 2583 | /** |
---|
[2349] | 2584 | * \brief Set the VTK camera parameters based on a 4x4 view matrix |
---|
| 2585 | */ |
---|
| 2586 | void Renderer::setCameraFromMatrix(vtkCamera *camera, vtkMatrix4x4& mat) |
---|
| 2587 | { |
---|
| 2588 | double d = camera->GetDistance(); |
---|
| 2589 | double vu[3]; |
---|
| 2590 | vu[0] = mat[1][0]; |
---|
| 2591 | vu[1] = mat[1][1]; |
---|
| 2592 | vu[2] = mat[1][2]; |
---|
| 2593 | double trans[3]; |
---|
| 2594 | trans[0] = mat[0][3]; |
---|
| 2595 | trans[1] = mat[1][3]; |
---|
| 2596 | trans[2] = mat[2][3]; |
---|
| 2597 | mat[0][3] = 0; |
---|
| 2598 | mat[1][3] = 0; |
---|
| 2599 | mat[2][3] = 0; |
---|
| 2600 | double vpn[3] = {mat[2][0], mat[2][1], mat[2][2]}; |
---|
| 2601 | double pos[3]; |
---|
| 2602 | // With translation removed, we have an orthogonal matrix, |
---|
| 2603 | // so the inverse is the transpose |
---|
| 2604 | mat.Transpose(); |
---|
| 2605 | mat.MultiplyPoint(trans, pos); |
---|
| 2606 | pos[0] = -pos[0]; |
---|
| 2607 | pos[1] = -pos[1]; |
---|
| 2608 | pos[2] = -pos[2]; |
---|
| 2609 | double fp[3]; |
---|
| 2610 | fp[0] = pos[0] - vpn[0] * d; |
---|
| 2611 | fp[1] = pos[1] - vpn[1] * d; |
---|
| 2612 | fp[2] = pos[2] - vpn[2] * d; |
---|
| 2613 | camera->SetPosition(pos); |
---|
| 2614 | camera->SetFocalPoint(fp); |
---|
| 2615 | camera->SetViewUp(vu); |
---|
| 2616 | } |
---|
| 2617 | |
---|
| 2618 | /** |
---|
[2236] | 2619 | * \brief Set the orientation of the camera from a quaternion |
---|
[2352] | 2620 | * rotation |
---|
[2236] | 2621 | * |
---|
| 2622 | * \param[in] quat A quaternion with scalar part first: w,x,y,z |
---|
[2349] | 2623 | * \param[in] absolute Is rotation absolute or relative? |
---|
[2236] | 2624 | */ |
---|
[2393] | 2625 | void Renderer::setCameraOrientation(const double quat[4], bool absolute) |
---|
[2200] | 2626 | { |
---|
[2260] | 2627 | if (_cameraMode == IMAGE) |
---|
| 2628 | return; |
---|
[2213] | 2629 | vtkSmartPointer<vtkCamera> camera = _renderer->GetActiveCamera(); |
---|
[2214] | 2630 | vtkSmartPointer<vtkTransform> trans = vtkSmartPointer<vtkTransform>::New(); |
---|
[2352] | 2631 | vtkSmartPointer<vtkMatrix4x4> rotMat = vtkSmartPointer<vtkMatrix4x4>::New(); |
---|
[2349] | 2632 | |
---|
[2393] | 2633 | double q[4]; |
---|
| 2634 | copyQuat(quat, q); |
---|
| 2635 | |
---|
[2349] | 2636 | if (absolute) { |
---|
[2351] | 2637 | double abs[4]; |
---|
| 2638 | // Save absolute rotation |
---|
[2393] | 2639 | copyQuat(q, abs); |
---|
[2351] | 2640 | // Compute relative rotation |
---|
[2393] | 2641 | quatMult(quatReciprocal(_cameraOrientation), q, q); |
---|
[2351] | 2642 | // Store absolute rotation |
---|
| 2643 | copyQuat(abs, _cameraOrientation); |
---|
[2349] | 2644 | } else { |
---|
[2351] | 2645 | // Compute new absolute rotation |
---|
[2393] | 2646 | quatMult(_cameraOrientation, q, _cameraOrientation); |
---|
[2351] | 2647 | } |
---|
| 2648 | |
---|
[2393] | 2649 | quaternionToTransposeMatrix4x4(q, *rotMat); |
---|
[2349] | 2650 | #ifdef DEBUG |
---|
[2352] | 2651 | TRACE("Rotation matrix:\n %g %g %g\n %g %g %g\n %g %g %g", |
---|
| 2652 | (*rotMat)[0][0], (*rotMat)[0][1], (*rotMat)[0][2], |
---|
| 2653 | (*rotMat)[1][0], (*rotMat)[1][1], (*rotMat)[1][2], |
---|
| 2654 | (*rotMat)[2][0], (*rotMat)[2][1], (*rotMat)[2][2]); |
---|
| 2655 | vtkSmartPointer<vtkMatrix4x4> camMat = vtkSmartPointer<vtkMatrix4x4>::New(); |
---|
| 2656 | camMat->DeepCopy(camera->GetViewTransformMatrix()); |
---|
| 2657 | TRACE("Camera matrix:\n %g %g %g %g\n %g %g %g %g\n %g %g %g %g\n %g %g %g %g", |
---|
| 2658 | (*camMat)[0][0], (*camMat)[0][1], (*camMat)[0][2], (*camMat)[0][3], |
---|
| 2659 | (*camMat)[1][0], (*camMat)[1][1], (*camMat)[1][2], (*camMat)[1][3], |
---|
| 2660 | (*camMat)[2][0], (*camMat)[2][1], (*camMat)[2][2], (*camMat)[2][3], |
---|
| 2661 | (*camMat)[3][0], (*camMat)[3][1], (*camMat)[3][2], (*camMat)[3][3]); |
---|
[2351] | 2662 | printCameraInfo(camera); |
---|
[2349] | 2663 | #endif |
---|
[2351] | 2664 | trans->Translate(0, 0, -camera->GetDistance()); |
---|
[2352] | 2665 | trans->Concatenate(rotMat); |
---|
[2351] | 2666 | trans->Translate(0, 0, camera->GetDistance()); |
---|
| 2667 | trans->Concatenate(camera->GetViewTransformMatrix()); |
---|
| 2668 | setCameraFromMatrix(camera, *trans->GetMatrix()); |
---|
| 2669 | |
---|
[3615] | 2670 | resetCameraClippingRange(); |
---|
[2222] | 2671 | printCameraInfo(camera); |
---|
[2213] | 2672 | _needsRedraw = true; |
---|
| 2673 | } |
---|
| 2674 | |
---|
[2236] | 2675 | /** |
---|
| 2676 | * \brief Set the position and orientation of the camera |
---|
| 2677 | * |
---|
| 2678 | * \param[in] position x,y,z position of camera in world coordinates |
---|
| 2679 | * \param[in] focalPoint x,y,z look-at point in world coordinates |
---|
| 2680 | * \param[in] viewUp x,y,z up vector of camera |
---|
| 2681 | */ |
---|
[2393] | 2682 | void Renderer::setCameraOrientationAndPosition(const double position[3], |
---|
| 2683 | const double focalPoint[3], |
---|
| 2684 | const double viewUp[3]) |
---|
[2213] | 2685 | { |
---|
[2351] | 2686 | vtkSmartPointer<vtkCamera> camera = _renderer->GetActiveCamera(); |
---|
| 2687 | camera->SetPosition(position); |
---|
| 2688 | camera->SetFocalPoint(focalPoint); |
---|
| 2689 | camera->SetViewUp(viewUp); |
---|
[3615] | 2690 | resetCameraClippingRange(); |
---|
[2200] | 2691 | _needsRedraw = true; |
---|
| 2692 | } |
---|
| 2693 | |
---|
[2236] | 2694 | /** |
---|
| 2695 | * \brief Get the position and orientation of the camera |
---|
| 2696 | * |
---|
| 2697 | * \param[out] position x,y,z position of camera in world coordinates |
---|
| 2698 | * \param[out] focalPoint x,y,z look-at point in world coordinates |
---|
| 2699 | * \param[out] viewUp x,y,z up vector of camera |
---|
| 2700 | */ |
---|
[2213] | 2701 | void Renderer::getCameraOrientationAndPosition(double position[3], |
---|
| 2702 | double focalPoint[3], |
---|
| 2703 | double viewUp[3]) |
---|
[2200] | 2704 | { |
---|
[2112] | 2705 | vtkSmartPointer<vtkCamera> camera = _renderer->GetActiveCamera(); |
---|
[2351] | 2706 | camera->GetPosition(position); |
---|
| 2707 | camera->GetFocalPoint(focalPoint); |
---|
| 2708 | camera->GetViewUp(viewUp); |
---|
[2112] | 2709 | } |
---|
| 2710 | |
---|
[3330] | 2711 | void Renderer::sceneBoundsChanged() |
---|
| 2712 | { |
---|
| 2713 | #ifdef RESET_CAMERA_ON_SCENE_CHANGE |
---|
| 2714 | _needsCameraReset = true; |
---|
| 2715 | #else |
---|
| 2716 | _needsAxesReset = true; |
---|
| 2717 | _needsCameraClippingRangeReset = true; |
---|
| 2718 | #endif |
---|
| 2719 | |
---|
| 2720 | _needsRedraw = true; |
---|
| 2721 | } |
---|
| 2722 | |
---|
[2222] | 2723 | /** |
---|
[2112] | 2724 | * \brief Reset pan, zoom, clipping planes and optionally rotation |
---|
| 2725 | * |
---|
| 2726 | * \param[in] resetOrientation Reset the camera rotation/orientation also |
---|
| 2727 | */ |
---|
| 2728 | void Renderer::resetCamera(bool resetOrientation) |
---|
| 2729 | { |
---|
[3615] | 2730 | TRACE("Enter: %d", resetOrientation ? 1 : 0); |
---|
[2222] | 2731 | vtkSmartPointer<vtkCamera> camera = _renderer->GetActiveCamera(); |
---|
[2112] | 2732 | if (_cameraMode == IMAGE) { |
---|
| 2733 | initCamera(); |
---|
| 2734 | } else { |
---|
| 2735 | if (resetOrientation) { |
---|
| 2736 | camera->SetPosition(0, 0, 1); |
---|
| 2737 | camera->SetFocalPoint(0, 0, 0); |
---|
| 2738 | camera->SetViewUp(0, 1, 0); |
---|
[2351] | 2739 | _cameraOrientation[0] = 1.0; |
---|
| 2740 | _cameraOrientation[1] = 0.0; |
---|
| 2741 | _cameraOrientation[2] = 0.0; |
---|
| 2742 | _cameraOrientation[3] = 0.0; |
---|
[2112] | 2743 | } |
---|
[2512] | 2744 | //setViewAngle(_windowHeight); |
---|
[3330] | 2745 | //double bounds[6]; |
---|
| 2746 | //collectBounds(bounds, false); |
---|
| 2747 | //_renderer->ResetCamera(bounds); |
---|
[3399] | 2748 | if (_needsAxesReset) { |
---|
| 2749 | resetAxes(); |
---|
| 2750 | _needsAxesReset = false; |
---|
| 2751 | } |
---|
[3615] | 2752 | resetVtkCamera(); |
---|
[2349] | 2753 | //computeScreenWorldCoords(); |
---|
[2112] | 2754 | } |
---|
[2222] | 2755 | |
---|
| 2756 | printCameraInfo(camera); |
---|
| 2757 | |
---|
[2194] | 2758 | _cameraZoomRatio = 1; |
---|
| 2759 | _cameraPan[0] = 0; |
---|
| 2760 | _cameraPan[1] = 0; |
---|
[2200] | 2761 | |
---|
[2112] | 2762 | _needsRedraw = true; |
---|
| 2763 | } |
---|
| 2764 | |
---|
[3419] | 2765 | void Renderer::resetVtkCamera(double *bounds) |
---|
| 2766 | { |
---|
[3615] | 2767 | TRACE("Enter: bounds: %p", bounds); |
---|
[3419] | 2768 | if (bounds != NULL) |
---|
| 2769 | _renderer->ResetCamera(bounds); |
---|
| 2770 | else |
---|
| 2771 | _renderer->ResetCamera(); |
---|
[3615] | 2772 | printCameraInfo(_renderer->GetActiveCamera()); |
---|
[3419] | 2773 | } |
---|
| 2774 | |
---|
[3330] | 2775 | /** |
---|
| 2776 | * \brief Set the camera near/far clipping range based on current scene bounds |
---|
| 2777 | */ |
---|
[2393] | 2778 | void Renderer::resetCameraClippingRange() |
---|
| 2779 | { |
---|
| 2780 | _renderer->ResetCameraClippingRange(); |
---|
[3615] | 2781 | vtkSmartPointer<vtkCamera> camera = _renderer->GetActiveCamera(); |
---|
| 2782 | //double dist = camera->GetClippingRange()[0] + (camera->GetClippingRange()[1] - camera->GetClippingRange()[0])/2.0; |
---|
| 2783 | //camera->SetDistance(dist); |
---|
| 2784 | printCameraInfo(camera); |
---|
[2393] | 2785 | } |
---|
| 2786 | |
---|
[2112] | 2787 | /** |
---|
| 2788 | * \brief Perform a relative rotation to current camera orientation |
---|
| 2789 | * |
---|
| 2790 | * Angles are in degrees, rotation is about focal point |
---|
| 2791 | */ |
---|
| 2792 | void Renderer::rotateCamera(double yaw, double pitch, double roll) |
---|
| 2793 | { |
---|
[2114] | 2794 | if (_cameraMode == IMAGE) |
---|
| 2795 | return; |
---|
[2112] | 2796 | vtkSmartPointer<vtkCamera> camera = _renderer->GetActiveCamera(); |
---|
| 2797 | camera->Azimuth(yaw); // Rotate about object |
---|
| 2798 | //camera->SetYaw(yaw); // Rotate about camera |
---|
| 2799 | camera->Elevation(pitch); // Rotate about object |
---|
| 2800 | //camera->SetPitch(pitch); // Rotate about camera |
---|
| 2801 | camera->Roll(roll); // Roll about camera view axis |
---|
[3615] | 2802 | resetCameraClippingRange(); |
---|
[2349] | 2803 | //computeScreenWorldCoords(); |
---|
[2112] | 2804 | _needsRedraw = true; |
---|
| 2805 | } |
---|
| 2806 | |
---|
| 2807 | /** |
---|
[2194] | 2808 | * \brief Perform a 2D translation of the camera |
---|
[2112] | 2809 | * |
---|
[2200] | 2810 | * x,y pan amount are specified as signed absolute pan amount in viewport |
---|
| 2811 | * units -- i.e. 0 is no pan, .5 is half the viewport, 2 is twice the viewport, |
---|
| 2812 | * etc. |
---|
| 2813 | * |
---|
[2351] | 2814 | * \param[in] x Viewport coordinate horizontal panning (positive number pans |
---|
| 2815 | * camera left, object right) |
---|
| 2816 | * \param[in] y Viewport coordinate vertical panning (positive number pans |
---|
| 2817 | * camera up, object down) |
---|
[2194] | 2818 | * \param[in] absolute Control if pan amount is relative to current or absolute |
---|
[2112] | 2819 | */ |
---|
[2194] | 2820 | void Renderer::panCamera(double x, double y, bool absolute) |
---|
[2112] | 2821 | { |
---|
[2222] | 2822 | TRACE("Enter panCamera: %g %g, current abs: %g %g", |
---|
| 2823 | x, y, _cameraPan[0], _cameraPan[1]); |
---|
| 2824 | |
---|
[2200] | 2825 | if (_cameraMode == IMAGE) { |
---|
[3419] | 2826 | _userImgWorldOrigin[0] = 0; |
---|
| 2827 | _userImgWorldOrigin[1] = 0; |
---|
| 2828 | _userImgWorldDims[0] = -1; |
---|
| 2829 | _userImgWorldDims[1] = -1; |
---|
| 2830 | |
---|
[2200] | 2831 | // Reverse x rather than y, since we are panning the camera, and client |
---|
| 2832 | // expects to be panning/moving the object |
---|
| 2833 | x = -x * _screenWorldCoords[2]; |
---|
| 2834 | y = y * _screenWorldCoords[3]; |
---|
[2194] | 2835 | |
---|
[2200] | 2836 | if (absolute) { |
---|
| 2837 | double panAbs[2]; |
---|
| 2838 | panAbs[0] = x; |
---|
| 2839 | panAbs[1] = y; |
---|
| 2840 | x -= _cameraPan[0]; |
---|
| 2841 | y -= _cameraPan[1]; |
---|
| 2842 | _cameraPan[0] = panAbs[0]; |
---|
| 2843 | _cameraPan[1] = panAbs[1]; |
---|
| 2844 | } else { |
---|
| 2845 | _cameraPan[0] += x; |
---|
| 2846 | _cameraPan[1] += y; |
---|
| 2847 | } |
---|
| 2848 | |
---|
[2114] | 2849 | _imgWorldOrigin[0] += x; |
---|
| 2850 | _imgWorldOrigin[1] += y; |
---|
[3419] | 2851 | _setCameraZoomRegion(_imgWorldOrigin[0], _imgWorldOrigin[1], |
---|
| 2852 | _imgWorldDims[0], _imgWorldDims[1]); |
---|
[2194] | 2853 | } else { |
---|
[2200] | 2854 | y = -y; |
---|
| 2855 | if (absolute) { |
---|
| 2856 | double panAbs[2]; |
---|
| 2857 | panAbs[0] = x; |
---|
| 2858 | panAbs[1] = y; |
---|
| 2859 | x -= _cameraPan[0]; |
---|
| 2860 | y -= _cameraPan[1]; |
---|
| 2861 | _cameraPan[0] = panAbs[0]; |
---|
| 2862 | _cameraPan[1] = panAbs[1]; |
---|
| 2863 | } else { |
---|
| 2864 | _cameraPan[0] += x; |
---|
| 2865 | _cameraPan[1] += y; |
---|
| 2866 | } |
---|
| 2867 | |
---|
[2393] | 2868 | if (x != 0.0 || y != 0.0) { |
---|
| 2869 | vtkSmartPointer<vtkCamera> camera = _renderer->GetActiveCamera(); |
---|
| 2870 | double viewFocus[4], focalDepth, viewPoint[3]; |
---|
| 2871 | double newPickPoint[4], oldPickPoint[4], motionVector[3]; |
---|
[2200] | 2872 | |
---|
[2393] | 2873 | camera->GetFocalPoint(viewFocus); |
---|
| 2874 | computeWorldToDisplay(viewFocus[0], viewFocus[1], viewFocus[2], |
---|
| 2875 | viewFocus); |
---|
| 2876 | focalDepth = viewFocus[2]; |
---|
[2200] | 2877 | |
---|
[3639] | 2878 | computeDisplayToWorld((x * 2. + 1.) * (double)_windowWidth / 2.0, |
---|
| 2879 | (y * 2. + 1.) * (double)_windowHeight / 2.0, |
---|
[2393] | 2880 | focalDepth, |
---|
| 2881 | newPickPoint); |
---|
[2200] | 2882 | |
---|
[3639] | 2883 | computeDisplayToWorld((double)_windowWidth / 2.0, |
---|
| 2884 | (double)_windowHeight / 2.0, |
---|
[2393] | 2885 | focalDepth, |
---|
| 2886 | oldPickPoint); |
---|
[2260] | 2887 | |
---|
[2393] | 2888 | // Camera motion is reversed |
---|
| 2889 | motionVector[0] = oldPickPoint[0] - newPickPoint[0]; |
---|
| 2890 | motionVector[1] = oldPickPoint[1] - newPickPoint[1]; |
---|
| 2891 | motionVector[2] = oldPickPoint[2] - newPickPoint[2]; |
---|
[2200] | 2892 | |
---|
[2393] | 2893 | camera->GetFocalPoint(viewFocus); |
---|
| 2894 | camera->GetPosition(viewPoint); |
---|
| 2895 | camera->SetFocalPoint(motionVector[0] + viewFocus[0], |
---|
| 2896 | motionVector[1] + viewFocus[1], |
---|
| 2897 | motionVector[2] + viewFocus[2]); |
---|
[2200] | 2898 | |
---|
[2393] | 2899 | camera->SetPosition(motionVector[0] + viewPoint[0], |
---|
| 2900 | motionVector[1] + viewPoint[1], |
---|
| 2901 | motionVector[2] + viewPoint[2]); |
---|
[2200] | 2902 | |
---|
[3615] | 2903 | resetCameraClippingRange(); |
---|
[2393] | 2904 | //computeScreenWorldCoords(); |
---|
| 2905 | } |
---|
[2114] | 2906 | } |
---|
[2222] | 2907 | |
---|
| 2908 | TRACE("Leave panCamera: %g %g, current abs: %g %g", |
---|
| 2909 | x, y, _cameraPan[0], _cameraPan[1]); |
---|
| 2910 | |
---|
[2112] | 2911 | _needsRedraw = true; |
---|
| 2912 | } |
---|
| 2913 | |
---|
| 2914 | /** |
---|
[2320] | 2915 | * \brief Dolly camera or set orthographic scaling based on camera type |
---|
[2112] | 2916 | * |
---|
| 2917 | * \param[in] z Ratio to change zoom (greater than 1 is zoom in, less than 1 is zoom out) |
---|
[2194] | 2918 | * \param[in] absolute Control if zoom factor is relative to current setting or absolute |
---|
[2112] | 2919 | */ |
---|
[2194] | 2920 | void Renderer::zoomCamera(double z, bool absolute) |
---|
[2112] | 2921 | { |
---|
[2222] | 2922 | vtkSmartPointer<vtkCamera> camera = _renderer->GetActiveCamera(); |
---|
| 2923 | TRACE("Enter Zoom: current abs: %g, z: %g, view angle %g", |
---|
| 2924 | _cameraZoomRatio, z, camera->GetViewAngle()); |
---|
| 2925 | |
---|
[2194] | 2926 | if (absolute) { |
---|
| 2927 | assert(_cameraZoomRatio > 0.0); |
---|
| 2928 | double zAbs = z; |
---|
| 2929 | z *= 1.0/_cameraZoomRatio; |
---|
| 2930 | _cameraZoomRatio = zAbs; |
---|
| 2931 | } else { |
---|
| 2932 | _cameraZoomRatio *= z; |
---|
| 2933 | } |
---|
[2222] | 2934 | |
---|
[2114] | 2935 | if (_cameraMode == IMAGE) { |
---|
[3419] | 2936 | _userImgWorldOrigin[0] = 0; |
---|
| 2937 | _userImgWorldOrigin[1] = 0; |
---|
| 2938 | _userImgWorldDims[0] = -1; |
---|
| 2939 | _userImgWorldDims[1] = -1; |
---|
| 2940 | |
---|
[2114] | 2941 | double dx = _imgWorldDims[0]; |
---|
| 2942 | double dy = _imgWorldDims[1]; |
---|
| 2943 | _imgWorldDims[0] /= z; |
---|
| 2944 | _imgWorldDims[1] /= z; |
---|
| 2945 | dx -= _imgWorldDims[0]; |
---|
| 2946 | dy -= _imgWorldDims[1]; |
---|
| 2947 | _imgWorldOrigin[0] += dx/2.0; |
---|
| 2948 | _imgWorldOrigin[1] += dy/2.0; |
---|
[3419] | 2949 | _setCameraZoomRegion(_imgWorldOrigin[0], _imgWorldOrigin[1], |
---|
| 2950 | _imgWorldDims[0], _imgWorldDims[1]); |
---|
[2194] | 2951 | } else { |
---|
[2423] | 2952 | // Keep ortho and perspective modes in sync |
---|
| 2953 | // Move camera forward/back for perspective camera |
---|
| 2954 | camera->Dolly(z); |
---|
| 2955 | // Change ortho parallel scale |
---|
| 2956 | camera->SetParallelScale(camera->GetParallelScale()/z); |
---|
[3615] | 2957 | resetCameraClippingRange(); |
---|
[2236] | 2958 | //computeScreenWorldCoords(); |
---|
[2114] | 2959 | } |
---|
[2222] | 2960 | |
---|
| 2961 | TRACE("Leave Zoom: rel %g, new abs: %g, view angle %g", |
---|
| 2962 | z, _cameraZoomRatio, camera->GetViewAngle()); |
---|
| 2963 | |
---|
[2112] | 2964 | _needsRedraw = true; |
---|
| 2965 | } |
---|
| 2966 | |
---|
[3419] | 2967 | bool Renderer::setCameraZoomRegionPixels(int x, int y, int width, int height) |
---|
| 2968 | { |
---|
| 2969 | if (_cameraMode != IMAGE) |
---|
| 2970 | return false; |
---|
| 2971 | |
---|
| 2972 | double wx, wy, ww, wh; |
---|
| 2973 | |
---|
| 2974 | y = _windowHeight - y; |
---|
| 2975 | double pxToWorldX = _screenWorldCoords[2] / (double)_windowWidth; |
---|
| 2976 | double pxToWorldY = _screenWorldCoords[3] / (double)_windowHeight; |
---|
| 2977 | |
---|
| 2978 | wx = _screenWorldCoords[0] + x * pxToWorldX; |
---|
| 2979 | wy = _screenWorldCoords[1] + y * pxToWorldY; |
---|
| 2980 | ww = abs(width) * pxToWorldX; |
---|
| 2981 | wh = abs(height) * pxToWorldY; |
---|
| 2982 | setCameraZoomRegion(wx, wy, ww, wh); |
---|
| 2983 | |
---|
| 2984 | TRACE("\npx: %d %d %d %d\nworld: %g %g %g %g", |
---|
| 2985 | x, y, width, height, |
---|
| 2986 | wx, wy, ww, wh); |
---|
| 2987 | |
---|
| 2988 | return true; |
---|
| 2989 | } |
---|
| 2990 | |
---|
| 2991 | bool Renderer::setCameraZoomRegion(double x, double y, double width, double height) |
---|
| 2992 | { |
---|
| 2993 | if (_cameraMode != IMAGE) |
---|
| 2994 | return false; |
---|
| 2995 | |
---|
| 2996 | _userImgWorldOrigin[0] = x; |
---|
| 2997 | _userImgWorldOrigin[1] = y; |
---|
| 2998 | _userImgWorldDims[0] = width; |
---|
| 2999 | _userImgWorldDims[1] = height; |
---|
| 3000 | _setCameraZoomRegion(x, y, width, height); |
---|
| 3001 | |
---|
| 3002 | return true; |
---|
| 3003 | } |
---|
| 3004 | |
---|
[2112] | 3005 | /** |
---|
[2423] | 3006 | * \brief Set the pan/zoom using a corner and dimensions in pixel coordinates |
---|
| 3007 | * |
---|
| 3008 | * \param[in] x left pixel coordinate |
---|
| 3009 | * \param[in] y bottom pixel coordinate (with y=0 at top of window) |
---|
| 3010 | * \param[in] width Width of zoom region in pixel coordinates |
---|
| 3011 | * \param[in] height Height of zoom region in pixel coordinates |
---|
| 3012 | */ |
---|
[3419] | 3013 | void Renderer::_setCameraZoomRegionPixels(int x, int y, int width, int height) |
---|
[2423] | 3014 | { |
---|
[3419] | 3015 | if (_cameraMode != IMAGE) { |
---|
| 3016 | ERROR("Called while camera mode is not image"); |
---|
| 3017 | return; |
---|
| 3018 | } |
---|
| 3019 | |
---|
[2423] | 3020 | double wx, wy, ww, wh; |
---|
| 3021 | |
---|
| 3022 | y = _windowHeight - y; |
---|
| 3023 | double pxToWorldX = _screenWorldCoords[2] / (double)_windowWidth; |
---|
| 3024 | double pxToWorldY = _screenWorldCoords[3] / (double)_windowHeight; |
---|
| 3025 | |
---|
| 3026 | wx = _screenWorldCoords[0] + x * pxToWorldX; |
---|
| 3027 | wy = _screenWorldCoords[1] + y * pxToWorldY; |
---|
| 3028 | ww = abs(width) * pxToWorldX; |
---|
| 3029 | wh = abs(height) * pxToWorldY; |
---|
[3419] | 3030 | _setCameraZoomRegion(wx, wy, ww, wh); |
---|
[2423] | 3031 | |
---|
| 3032 | TRACE("\npx: %d %d %d %d\nworld: %g %g %g %g", |
---|
| 3033 | x, y, width, height, |
---|
| 3034 | wx, wy, ww, wh); |
---|
| 3035 | } |
---|
| 3036 | |
---|
[3419] | 3037 | void Renderer::getImageCameraSizes(int *imgWidthPx, int *imgHeightPx, |
---|
| 3038 | int *_pxOffsetX, int *_pxOffsetY) |
---|
| 3039 | { |
---|
| 3040 | int pxOffsetX, pxOffsetY; |
---|
| 3041 | pxOffsetX = (int)(0.17 * (double)_windowWidth); |
---|
| 3042 | pxOffsetX = (pxOffsetX > 100 ? 100 : pxOffsetX); |
---|
| 3043 | pxOffsetY = (int)(0.15 * (double)_windowHeight); |
---|
| 3044 | pxOffsetY = (pxOffsetY > 75 ? 75 : pxOffsetY); |
---|
| 3045 | |
---|
| 3046 | int outerGutter = (int)(0.03 * (double)_windowWidth); |
---|
| 3047 | outerGutter = (outerGutter > 15 ? 15 : outerGutter); |
---|
| 3048 | |
---|
| 3049 | *imgWidthPx = _windowWidth - pxOffsetX - outerGutter; |
---|
| 3050 | *imgHeightPx = _windowHeight - pxOffsetY - outerGutter; |
---|
| 3051 | if (_pxOffsetX != NULL) *_pxOffsetX = pxOffsetX; |
---|
| 3052 | if (_pxOffsetY != NULL) *_pxOffsetY = pxOffsetY; |
---|
| 3053 | } |
---|
| 3054 | |
---|
| 3055 | double Renderer::getImageCameraAspect() |
---|
| 3056 | { |
---|
| 3057 | int imgWidthPx, imgHeightPx; |
---|
| 3058 | getImageCameraSizes(&imgWidthPx, &imgHeightPx); |
---|
| 3059 | return ((double)imgWidthPx / (double)imgHeightPx); |
---|
| 3060 | } |
---|
| 3061 | |
---|
[2423] | 3062 | /** |
---|
[2100] | 3063 | * \brief Set the pan/zoom using a corner and dimensions in world coordinates |
---|
| 3064 | * |
---|
[2112] | 3065 | * \param[in] x left world coordinate |
---|
| 3066 | * \param[in] y bottom world coordinate |
---|
| 3067 | * \param[in] width Width of zoom region in world coordinates |
---|
| 3068 | * \param[in] height Height of zoom region in world coordinates |
---|
[2100] | 3069 | */ |
---|
[3419] | 3070 | void Renderer::_setCameraZoomRegion(double x, double y, double width, double height) |
---|
[2100] | 3071 | { |
---|
[3419] | 3072 | if (_cameraMode != IMAGE) { |
---|
| 3073 | ERROR("Called while camera mode is not image"); |
---|
| 3074 | return; |
---|
| 3075 | } |
---|
[2100] | 3076 | |
---|
[3419] | 3077 | int imgWidthPx, imgHeightPx; |
---|
| 3078 | int pxOffsetX, pxOffsetY; |
---|
[2100] | 3079 | |
---|
[3419] | 3080 | getImageCameraSizes(&imgWidthPx, &imgHeightPx, &pxOffsetX, &pxOffsetY); |
---|
[2200] | 3081 | |
---|
[3419] | 3082 | double imgWindowAspect = (double)imgWidthPx / (double)imgHeightPx; |
---|
[2200] | 3083 | |
---|
[2194] | 3084 | double pxToWorld; |
---|
[3419] | 3085 | double imgWidthWorld; |
---|
| 3086 | double imgHeightWorld; |
---|
[2200] | 3087 | |
---|
[3419] | 3088 | double requestedAspect = width / height; |
---|
| 3089 | |
---|
| 3090 | if (requestedAspect >= imgWindowAspect) { |
---|
[2865] | 3091 | pxToWorld = width / (double)imgWidthPx; |
---|
[3419] | 3092 | imgWidthWorld = width; |
---|
| 3093 | imgHeightWorld = (double)imgHeightPx * pxToWorld; |
---|
[2200] | 3094 | } else { |
---|
[2865] | 3095 | pxToWorld = height / (double)imgHeightPx; |
---|
[3419] | 3096 | imgWidthWorld = (double)imgWidthPx * pxToWorld; |
---|
| 3097 | imgHeightWorld = height; |
---|
[2200] | 3098 | } |
---|
| 3099 | |
---|
[2100] | 3100 | double offsetX = pxOffsetX * pxToWorld; |
---|
| 3101 | double offsetY = pxOffsetY * pxToWorld; |
---|
[3198] | 3102 | double winWidthWorld = _windowWidth * pxToWorld; |
---|
| 3103 | double winHeightWorld = _windowHeight * pxToWorld; |
---|
[2100] | 3104 | |
---|
| 3105 | TRACE("Window: %d %d", _windowWidth, _windowHeight); |
---|
| 3106 | TRACE("ZoomRegion: %g %g %g %g", x, y, width, height); |
---|
| 3107 | TRACE("pxToWorld: %g", pxToWorld); |
---|
| 3108 | TRACE("offset: %g %g", offsetX, offsetY); |
---|
| 3109 | |
---|
| 3110 | _imgWorldOrigin[0] = x; |
---|
| 3111 | _imgWorldOrigin[1] = y; |
---|
[3419] | 3112 | _imgWorldDims[0] = width; |
---|
| 3113 | _imgWorldDims[1] = height; |
---|
| 3114 | _imgWindowWorldDims[0] = imgWidthWorld; |
---|
| 3115 | _imgWindowWorldDims[1] = imgHeightWorld; |
---|
[2100] | 3116 | |
---|
[3419] | 3117 | double camPos[2]; |
---|
[3198] | 3118 | camPos[0] = _imgWorldOrigin[0] - offsetX + winWidthWorld / 2.0; |
---|
| 3119 | camPos[1] = _imgWorldOrigin[1] - offsetY + winHeightWorld / 2.0; |
---|
[2100] | 3120 | |
---|
| 3121 | vtkSmartPointer<vtkCamera> camera = _renderer->GetActiveCamera(); |
---|
| 3122 | camera->ParallelProjectionOn(); |
---|
[4640] | 3123 | camera->SetClippingRange(0.5, 1.5); |
---|
[2100] | 3124 | // Half of world coordinate height of viewport (Documentation is wrong) |
---|
[3198] | 3125 | camera->SetParallelScale(winHeightWorld / 2.0); |
---|
[2100] | 3126 | |
---|
[2423] | 3127 | if (_imgCameraPlane == PLANE_XY) { |
---|
| 3128 | // XY plane |
---|
| 3129 | camera->SetPosition(camPos[0], camPos[1], _imgCameraOffset + 1.); |
---|
| 3130 | camera->SetFocalPoint(camPos[0], camPos[1], _imgCameraOffset); |
---|
| 3131 | camera->SetViewUp(0, 1, 0); |
---|
| 3132 | // bottom |
---|
| 3133 | _cameraClipPlanes[0]->SetOrigin(0, _imgWorldOrigin[1], 0); |
---|
| 3134 | _cameraClipPlanes[0]->SetNormal(0, 1, 0); |
---|
| 3135 | // left |
---|
| 3136 | _cameraClipPlanes[1]->SetOrigin(_imgWorldOrigin[0], 0, 0); |
---|
| 3137 | _cameraClipPlanes[1]->SetNormal(1, 0, 0); |
---|
| 3138 | // top |
---|
[3419] | 3139 | _cameraClipPlanes[2]->SetOrigin(0, _imgWorldOrigin[1] + _imgWindowWorldDims[1], 0); |
---|
[2423] | 3140 | _cameraClipPlanes[2]->SetNormal(0, -1, 0); |
---|
| 3141 | // right |
---|
[3419] | 3142 | _cameraClipPlanes[3]->SetOrigin(_imgWorldOrigin[0] + _imgWindowWorldDims[0], 0, 0); |
---|
[2423] | 3143 | _cameraClipPlanes[3]->SetNormal(-1, 0, 0); |
---|
[3330] | 3144 | |
---|
[3419] | 3145 | _cubeAxesActor->SetBounds(_imgWorldOrigin[0], _imgWorldOrigin[0] + _imgWindowWorldDims[0], |
---|
| 3146 | _imgWorldOrigin[1], _imgWorldOrigin[1] + _imgWindowWorldDims[1], |
---|
[3198] | 3147 | _imgCameraOffset, _imgCameraOffset); |
---|
| 3148 | _cubeAxesActor->XAxisVisibilityOn(); |
---|
| 3149 | _cubeAxesActor->YAxisVisibilityOn(); |
---|
| 3150 | _cubeAxesActor->ZAxisVisibilityOff(); |
---|
[2423] | 3151 | } else if (_imgCameraPlane == PLANE_ZY) { |
---|
| 3152 | // ZY plane |
---|
| 3153 | camera->SetPosition(_imgCameraOffset - 1., camPos[1], camPos[0]); |
---|
| 3154 | camera->SetFocalPoint(_imgCameraOffset, camPos[1], camPos[0]); |
---|
| 3155 | camera->SetViewUp(0, 1, 0); |
---|
| 3156 | // bottom |
---|
| 3157 | _cameraClipPlanes[0]->SetOrigin(0, _imgWorldOrigin[1], 0); |
---|
| 3158 | _cameraClipPlanes[0]->SetNormal(0, 1, 0); |
---|
| 3159 | // left |
---|
| 3160 | _cameraClipPlanes[1]->SetOrigin(0, 0, _imgWorldOrigin[0]); |
---|
| 3161 | _cameraClipPlanes[1]->SetNormal(0, 0, 1); |
---|
| 3162 | // top |
---|
[3419] | 3163 | _cameraClipPlanes[2]->SetOrigin(0, _imgWorldOrigin[1] + _imgWindowWorldDims[1], 0); |
---|
[2423] | 3164 | _cameraClipPlanes[2]->SetNormal(0, -1, 0); |
---|
| 3165 | // right |
---|
[3419] | 3166 | _cameraClipPlanes[3]->SetOrigin(0, 0, _imgWorldOrigin[0] + _imgWindowWorldDims[0]); |
---|
[2423] | 3167 | _cameraClipPlanes[3]->SetNormal(0, 0, -1); |
---|
[3330] | 3168 | |
---|
[3198] | 3169 | _cubeAxesActor->SetBounds(_imgCameraOffset, _imgCameraOffset, |
---|
[3419] | 3170 | _imgWorldOrigin[1], _imgWorldOrigin[1] + _imgWindowWorldDims[1], |
---|
| 3171 | _imgWorldOrigin[0], _imgWorldOrigin[0] + _imgWindowWorldDims[0]); |
---|
[3198] | 3172 | _cubeAxesActor->XAxisVisibilityOff(); |
---|
| 3173 | _cubeAxesActor->YAxisVisibilityOn(); |
---|
| 3174 | _cubeAxesActor->ZAxisVisibilityOn(); |
---|
[2423] | 3175 | } else { |
---|
| 3176 | // XZ plane |
---|
| 3177 | camera->SetPosition(camPos[0], _imgCameraOffset - 1., camPos[1]); |
---|
| 3178 | camera->SetFocalPoint(camPos[0], _imgCameraOffset, camPos[1]); |
---|
| 3179 | camera->SetViewUp(0, 0, 1); |
---|
| 3180 | // bottom |
---|
| 3181 | _cameraClipPlanes[0]->SetOrigin(0, 0, _imgWorldOrigin[1]); |
---|
| 3182 | _cameraClipPlanes[0]->SetNormal(0, 0, 1); |
---|
| 3183 | // left |
---|
| 3184 | _cameraClipPlanes[1]->SetOrigin(_imgWorldOrigin[0], 0, 0); |
---|
| 3185 | _cameraClipPlanes[1]->SetNormal(1, 0, 0); |
---|
| 3186 | // top |
---|
[4079] | 3187 | _cameraClipPlanes[2]->SetOrigin(0, 0, _imgWorldOrigin[1] + _imgWindowWorldDims[1]); |
---|
[2423] | 3188 | _cameraClipPlanes[2]->SetNormal(0, 0, -1); |
---|
| 3189 | // right |
---|
[4079] | 3190 | _cameraClipPlanes[3]->SetOrigin(_imgWorldOrigin[0] + _imgWindowWorldDims[0], 0, 0); |
---|
[2423] | 3191 | _cameraClipPlanes[3]->SetNormal(-1, 0, 0); |
---|
[3330] | 3192 | |
---|
[3419] | 3193 | _cubeAxesActor->SetBounds(_imgWorldOrigin[0], _imgWorldOrigin[0] + _imgWindowWorldDims[0], |
---|
[3198] | 3194 | _imgCameraOffset, _imgCameraOffset, |
---|
[3419] | 3195 | _imgWorldOrigin[1], _imgWorldOrigin[1] + _imgWindowWorldDims[1]); |
---|
[3198] | 3196 | _cubeAxesActor->XAxisVisibilityOn(); |
---|
| 3197 | _cubeAxesActor->YAxisVisibilityOff(); |
---|
| 3198 | _cubeAxesActor->ZAxisVisibilityOn(); |
---|
[2423] | 3199 | } |
---|
[2100] | 3200 | |
---|
[3330] | 3201 | // Fix up axis ranges based on new bounds |
---|
| 3202 | setAxesRanges(); |
---|
| 3203 | |
---|
[2194] | 3204 | // Compute screen world coordinates |
---|
| 3205 | computeScreenWorldCoords(); |
---|
| 3206 | |
---|
[2100] | 3207 | #ifdef DEBUG |
---|
| 3208 | printCameraInfo(camera); |
---|
| 3209 | #endif |
---|
| 3210 | |
---|
| 3211 | _needsRedraw = true; |
---|
| 3212 | } |
---|
| 3213 | |
---|
[2236] | 3214 | /** |
---|
| 3215 | * \brief Convert pixel/display coordinates to world coordinates based on current camera |
---|
| 3216 | */ |
---|
[2200] | 3217 | void Renderer::computeDisplayToWorld(double x, double y, double z, double worldPt[4]) |
---|
| 3218 | { |
---|
| 3219 | _renderer->SetDisplayPoint(x, y, z); |
---|
| 3220 | _renderer->DisplayToWorld(); |
---|
| 3221 | _renderer->GetWorldPoint(worldPt); |
---|
| 3222 | if (worldPt[3]) { |
---|
| 3223 | worldPt[0] /= worldPt[3]; |
---|
| 3224 | worldPt[1] /= worldPt[3]; |
---|
| 3225 | worldPt[2] /= worldPt[3]; |
---|
| 3226 | worldPt[3] = 1.0; |
---|
| 3227 | } |
---|
| 3228 | } |
---|
| 3229 | |
---|
[2236] | 3230 | /** |
---|
| 3231 | * \brief Convert world coordinates to pixel/display coordinates based on current camera |
---|
| 3232 | */ |
---|
[2200] | 3233 | void Renderer::computeWorldToDisplay(double x, double y, double z, double displayPt[3]) |
---|
| 3234 | { |
---|
| 3235 | _renderer->SetWorldPoint(x, y, z, 1.0); |
---|
| 3236 | _renderer->WorldToDisplay(); |
---|
| 3237 | _renderer->GetDisplayPoint(displayPt); |
---|
| 3238 | } |
---|
| 3239 | |
---|
[2236] | 3240 | /** |
---|
| 3241 | * \brief Compute the world coordinate bounds of the display rectangle |
---|
| 3242 | */ |
---|
[2194] | 3243 | void Renderer::computeScreenWorldCoords() |
---|
| 3244 | { |
---|
| 3245 | // Start with viewport coords [-1,1] |
---|
| 3246 | double x0 = -1; |
---|
| 3247 | double y0 = -1; |
---|
[2200] | 3248 | double z0 = -1; |
---|
[2194] | 3249 | double x1 = 1; |
---|
| 3250 | double y1 = 1; |
---|
[2200] | 3251 | double z1 = -1; |
---|
[2194] | 3252 | |
---|
| 3253 | vtkMatrix4x4 *mat = vtkMatrix4x4::New(); |
---|
| 3254 | double result[4]; |
---|
| 3255 | |
---|
| 3256 | // get the perspective transformation from the active camera |
---|
| 3257 | mat->DeepCopy(_renderer->GetActiveCamera()-> |
---|
| 3258 | GetCompositeProjectionTransformMatrix(_renderer->GetTiledAspectRatio(),0,1)); |
---|
| 3259 | |
---|
| 3260 | // use the inverse matrix |
---|
| 3261 | mat->Invert(); |
---|
| 3262 | |
---|
| 3263 | // Transform point to world coordinates |
---|
| 3264 | result[0] = x0; |
---|
| 3265 | result[1] = y0; |
---|
| 3266 | result[2] = z0; |
---|
| 3267 | result[3] = 1.0; |
---|
| 3268 | |
---|
| 3269 | mat->MultiplyPoint(result, result); |
---|
| 3270 | |
---|
| 3271 | // Get the transformed vector & set WorldPoint |
---|
| 3272 | // while we are at it try to keep w at one |
---|
| 3273 | if (result[3]) { |
---|
| 3274 | x0 = result[0] / result[3]; |
---|
| 3275 | y0 = result[1] / result[3]; |
---|
| 3276 | z0 = result[2] / result[3]; |
---|
| 3277 | } |
---|
| 3278 | |
---|
| 3279 | result[0] = x1; |
---|
| 3280 | result[1] = y1; |
---|
| 3281 | result[2] = z1; |
---|
| 3282 | result[3] = 1.0; |
---|
| 3283 | |
---|
| 3284 | mat->MultiplyPoint(result, result); |
---|
| 3285 | |
---|
| 3286 | if (result[3]) { |
---|
| 3287 | x1 = result[0] / result[3]; |
---|
| 3288 | y1 = result[1] / result[3]; |
---|
| 3289 | z1 = result[2] / result[3]; |
---|
| 3290 | } |
---|
| 3291 | |
---|
| 3292 | mat->Delete(); |
---|
| 3293 | |
---|
[2423] | 3294 | if (_imgCameraPlane == PLANE_XZ) { |
---|
| 3295 | _screenWorldCoords[0] = x0; |
---|
| 3296 | _screenWorldCoords[1] = z0; |
---|
| 3297 | _screenWorldCoords[2] = x1 - x0; |
---|
| 3298 | _screenWorldCoords[3] = z1 - z0; |
---|
| 3299 | } else if (_imgCameraPlane == PLANE_ZY) { |
---|
| 3300 | _screenWorldCoords[0] = z0; |
---|
| 3301 | _screenWorldCoords[1] = y0; |
---|
| 3302 | _screenWorldCoords[2] = z1 - z0; |
---|
| 3303 | _screenWorldCoords[3] = y1 - y0; |
---|
| 3304 | } else { |
---|
| 3305 | // XY |
---|
| 3306 | _screenWorldCoords[0] = x0; |
---|
| 3307 | _screenWorldCoords[1] = y0; |
---|
| 3308 | _screenWorldCoords[2] = x1 - x0; |
---|
| 3309 | _screenWorldCoords[3] = y1 - y0; |
---|
| 3310 | } |
---|
[2194] | 3311 | } |
---|
| 3312 | |
---|
| 3313 | /** |
---|
| 3314 | * \brief Get the world coordinates of the image camera plot area |
---|
| 3315 | * |
---|
| 3316 | * \param[out] xywh Array to hold x,y,width,height world coordinates |
---|
| 3317 | */ |
---|
| 3318 | void Renderer::getCameraZoomRegion(double xywh[4]) const |
---|
| 3319 | { |
---|
| 3320 | xywh[0] = _imgWorldOrigin[0]; |
---|
| 3321 | xywh[1] = _imgWorldOrigin[1]; |
---|
| 3322 | xywh[2] = _imgWorldDims[0]; |
---|
| 3323 | xywh[3] = _imgWorldDims[1]; |
---|
| 3324 | } |
---|
| 3325 | |
---|
| 3326 | /** |
---|
| 3327 | * \brief Get the world origin and dimensions of the screen |
---|
| 3328 | * |
---|
| 3329 | * \param[out] xywh Array to hold x,y,width,height world coordinates |
---|
| 3330 | */ |
---|
| 3331 | void Renderer::getScreenWorldCoords(double xywh[4]) const |
---|
| 3332 | { |
---|
| 3333 | memcpy(xywh, _screenWorldCoords, sizeof(double)*4); |
---|
| 3334 | } |
---|
| 3335 | |
---|
| 3336 | /** |
---|
| 3337 | * \brief Compute bounding box containing the two input bounding boxes |
---|
| 3338 | * |
---|
| 3339 | * \param[out] boundsDest Union of the two input bounding boxes |
---|
| 3340 | * \param[in] bounds1 Input bounding box |
---|
| 3341 | * \param[in] bounds2 Input bounding box |
---|
| 3342 | */ |
---|
[2112] | 3343 | void Renderer::mergeBounds(double *boundsDest, |
---|
| 3344 | const double *bounds1, const double *bounds2) |
---|
| 3345 | { |
---|
[2260] | 3346 | assert(boundsDest != NULL); |
---|
| 3347 | assert(bounds1 != NULL); |
---|
| 3348 | if (bounds2 == NULL) { |
---|
| 3349 | WARN("NULL bounds2 array"); |
---|
| 3350 | return; |
---|
| 3351 | } |
---|
[3330] | 3352 | bool b1empty = (bounds1[0] > bounds1[1]); |
---|
| 3353 | bool b2empty = (bounds2[0] > bounds2[1]); |
---|
| 3354 | |
---|
| 3355 | if (b1empty && b2empty) |
---|
| 3356 | return; |
---|
| 3357 | if (b1empty) { |
---|
| 3358 | memcpy(boundsDest, bounds2, sizeof(double) * 6); |
---|
| 3359 | return; |
---|
| 3360 | } else if (b2empty) { |
---|
| 3361 | memcpy(boundsDest, bounds1, sizeof(double) * 6); |
---|
| 3362 | return; |
---|
| 3363 | } |
---|
| 3364 | |
---|
[2112] | 3365 | for (int i = 0; i < 6; i++) { |
---|
| 3366 | if (i % 2 == 0) |
---|
| 3367 | boundsDest[i] = min2(bounds1[i], bounds2[i]); |
---|
| 3368 | else |
---|
| 3369 | boundsDest[i] = max2(bounds1[i], bounds2[i]); |
---|
| 3370 | } |
---|
| 3371 | } |
---|
| 3372 | |
---|
[2100] | 3373 | /** |
---|
[2112] | 3374 | * \brief Collect bounds of all graphics objects |
---|
| 3375 | * |
---|
| 3376 | * \param[out] bounds Bounds of all scene objects |
---|
| 3377 | * \param[in] onlyVisible Only collect bounds of visible objects |
---|
| 3378 | */ |
---|
| 3379 | void Renderer::collectBounds(double *bounds, bool onlyVisible) |
---|
| 3380 | { |
---|
| 3381 | bounds[0] = DBL_MAX; |
---|
| 3382 | bounds[1] = -DBL_MAX; |
---|
| 3383 | bounds[2] = DBL_MAX; |
---|
| 3384 | bounds[3] = -DBL_MAX; |
---|
| 3385 | bounds[4] = DBL_MAX; |
---|
| 3386 | bounds[5] = -DBL_MAX; |
---|
| 3387 | |
---|
[3164] | 3388 | mergeGraphicsObjectBounds<Arc>(bounds, onlyVisible); |
---|
| 3389 | mergeGraphicsObjectBounds<Arrow>(bounds, onlyVisible); |
---|
| 3390 | mergeGraphicsObjectBounds<Box>(bounds, onlyVisible); |
---|
| 3391 | mergeGraphicsObjectBounds<Cone>(bounds, onlyVisible); |
---|
| 3392 | mergeGraphicsObjectBounds<Contour2D>(bounds, onlyVisible); |
---|
| 3393 | mergeGraphicsObjectBounds<Contour3D>(bounds, onlyVisible); |
---|
| 3394 | mergeGraphicsObjectBounds<Cutplane>(bounds, onlyVisible); |
---|
| 3395 | mergeGraphicsObjectBounds<Cylinder>(bounds, onlyVisible); |
---|
| 3396 | mergeGraphicsObjectBounds<Disk>(bounds, onlyVisible); |
---|
| 3397 | mergeGraphicsObjectBounds<Glyphs>(bounds, onlyVisible); |
---|
[3683] | 3398 | mergeGraphicsObjectBounds<Group>(bounds, onlyVisible); |
---|
[3164] | 3399 | mergeGraphicsObjectBounds<HeightMap>(bounds, onlyVisible); |
---|
[3818] | 3400 | mergeGraphicsObjectBounds<Image>(bounds, onlyVisible); |
---|
[4082] | 3401 | mergeGraphicsObjectBounds<ImageCutplane>(bounds, onlyVisible); |
---|
[3164] | 3402 | mergeGraphicsObjectBounds<LIC>(bounds, onlyVisible); |
---|
| 3403 | mergeGraphicsObjectBounds<Line>(bounds, onlyVisible); |
---|
| 3404 | mergeGraphicsObjectBounds<Molecule>(bounds, onlyVisible); |
---|
[3535] | 3405 | mergeGraphicsObjectBounds<Outline>(bounds, onlyVisible); |
---|
[3861] | 3406 | mergeGraphicsObjectBounds<Parallelepiped>(bounds, onlyVisible); |
---|
[3164] | 3407 | mergeGraphicsObjectBounds<PolyData>(bounds, onlyVisible); |
---|
| 3408 | mergeGraphicsObjectBounds<Polygon>(bounds, onlyVisible); |
---|
| 3409 | mergeGraphicsObjectBounds<PseudoColor>(bounds, onlyVisible); |
---|
| 3410 | mergeGraphicsObjectBounds<Sphere>(bounds, onlyVisible); |
---|
| 3411 | mergeGraphicsObjectBounds<Streamlines>(bounds, onlyVisible); |
---|
[3818] | 3412 | mergeGraphicsObjectBounds<Text3D>(bounds, onlyVisible); |
---|
[3164] | 3413 | mergeGraphicsObjectBounds<Volume>(bounds, onlyVisible); |
---|
| 3414 | mergeGraphicsObjectBounds<Warp>(bounds, onlyVisible); |
---|
| 3415 | |
---|
[3138] | 3416 | for (int i = 0; i < 6; i += 2) { |
---|
| 3417 | if (bounds[i+1] < bounds[i]) { |
---|
| 3418 | bounds[i] = -0.5; |
---|
| 3419 | bounds[i+1] = 0.5; |
---|
| 3420 | } |
---|
| 3421 | } |
---|
| 3422 | |
---|
| 3423 | int numDims = 0; |
---|
| 3424 | if (bounds[0] != bounds[1]) |
---|
| 3425 | numDims++; |
---|
| 3426 | if (bounds[2] != bounds[3]) |
---|
| 3427 | numDims++; |
---|
| 3428 | if (bounds[4] != bounds[5]) |
---|
| 3429 | numDims++; |
---|
| 3430 | |
---|
| 3431 | if (numDims == 0) { |
---|
| 3432 | bounds[0] -= .5; |
---|
| 3433 | bounds[1] += .5; |
---|
| 3434 | bounds[2] -= .5; |
---|
| 3435 | bounds[3] += .5; |
---|
| 3436 | } |
---|
| 3437 | |
---|
| 3438 | TRACE("Bounds: %g %g %g %g %g %g", |
---|
| 3439 | bounds[0], |
---|
| 3440 | bounds[1], |
---|
| 3441 | bounds[2], |
---|
| 3442 | bounds[3], |
---|
| 3443 | bounds[4], |
---|
| 3444 | bounds[5]); |
---|
| 3445 | } |
---|
| 3446 | |
---|
| 3447 | /** |
---|
| 3448 | * \brief Collect bounds of all graphics objects |
---|
| 3449 | * |
---|
| 3450 | * \param[out] bounds Bounds of all scene objects |
---|
| 3451 | * \param[in] onlyVisible Only collect bounds of visible objects |
---|
| 3452 | */ |
---|
| 3453 | void Renderer::collectUnscaledBounds(double *bounds, bool onlyVisible) |
---|
| 3454 | { |
---|
| 3455 | bounds[0] = DBL_MAX; |
---|
| 3456 | bounds[1] = -DBL_MAX; |
---|
| 3457 | bounds[2] = DBL_MAX; |
---|
| 3458 | bounds[3] = -DBL_MAX; |
---|
| 3459 | bounds[4] = DBL_MAX; |
---|
| 3460 | bounds[5] = -DBL_MAX; |
---|
| 3461 | |
---|
[3164] | 3462 | mergeGraphicsObjectUnscaledBounds<Arc>(bounds, onlyVisible); |
---|
| 3463 | mergeGraphicsObjectUnscaledBounds<Arrow>(bounds, onlyVisible); |
---|
| 3464 | mergeGraphicsObjectUnscaledBounds<Box>(bounds, onlyVisible); |
---|
| 3465 | mergeGraphicsObjectUnscaledBounds<Cone>(bounds, onlyVisible); |
---|
| 3466 | mergeGraphicsObjectUnscaledBounds<Contour2D>(bounds, onlyVisible); |
---|
| 3467 | mergeGraphicsObjectUnscaledBounds<Contour3D>(bounds, onlyVisible); |
---|
| 3468 | mergeGraphicsObjectUnscaledBounds<Cutplane>(bounds, onlyVisible); |
---|
| 3469 | mergeGraphicsObjectUnscaledBounds<Cylinder>(bounds, onlyVisible); |
---|
| 3470 | mergeGraphicsObjectUnscaledBounds<Disk>(bounds, onlyVisible); |
---|
| 3471 | mergeGraphicsObjectUnscaledBounds<Glyphs>(bounds, onlyVisible); |
---|
| 3472 | mergeGraphicsObjectUnscaledBounds<HeightMap>(bounds, onlyVisible); |
---|
[3818] | 3473 | mergeGraphicsObjectUnscaledBounds<Image>(bounds, onlyVisible); |
---|
[4082] | 3474 | mergeGraphicsObjectUnscaledBounds<ImageCutplane>(bounds, onlyVisible); |
---|
[3164] | 3475 | mergeGraphicsObjectUnscaledBounds<LIC>(bounds, onlyVisible); |
---|
| 3476 | mergeGraphicsObjectUnscaledBounds<Line>(bounds, onlyVisible); |
---|
| 3477 | mergeGraphicsObjectUnscaledBounds<Molecule>(bounds, onlyVisible); |
---|
[3535] | 3478 | mergeGraphicsObjectUnscaledBounds<Outline>(bounds, onlyVisible); |
---|
[3164] | 3479 | mergeGraphicsObjectUnscaledBounds<PolyData>(bounds, onlyVisible); |
---|
[3861] | 3480 | mergeGraphicsObjectUnscaledBounds<Parallelepiped>(bounds, onlyVisible); |
---|
[3164] | 3481 | mergeGraphicsObjectUnscaledBounds<Polygon>(bounds, onlyVisible); |
---|
| 3482 | mergeGraphicsObjectUnscaledBounds<PseudoColor>(bounds, onlyVisible); |
---|
| 3483 | mergeGraphicsObjectUnscaledBounds<Sphere>(bounds, onlyVisible); |
---|
| 3484 | mergeGraphicsObjectUnscaledBounds<Streamlines>(bounds, onlyVisible); |
---|
[3818] | 3485 | mergeGraphicsObjectUnscaledBounds<Text3D>(bounds, onlyVisible); |
---|
[3164] | 3486 | mergeGraphicsObjectUnscaledBounds<Volume>(bounds, onlyVisible); |
---|
| 3487 | mergeGraphicsObjectUnscaledBounds<Warp>(bounds, onlyVisible); |
---|
| 3488 | |
---|
[2423] | 3489 | for (int i = 0; i < 6; i += 2) { |
---|
| 3490 | if (bounds[i+1] < bounds[i]) { |
---|
| 3491 | bounds[i] = -0.5; |
---|
| 3492 | bounds[i+1] = 0.5; |
---|
[2112] | 3493 | } |
---|
| 3494 | } |
---|
[2423] | 3495 | |
---|
| 3496 | int numDims = 0; |
---|
| 3497 | if (bounds[0] != bounds[1]) |
---|
| 3498 | numDims++; |
---|
| 3499 | if (bounds[2] != bounds[3]) |
---|
| 3500 | numDims++; |
---|
| 3501 | if (bounds[4] != bounds[5]) |
---|
| 3502 | numDims++; |
---|
| 3503 | |
---|
| 3504 | if (numDims == 0) { |
---|
| 3505 | bounds[0] -= .5; |
---|
| 3506 | bounds[1] += .5; |
---|
| 3507 | bounds[2] -= .5; |
---|
| 3508 | bounds[3] += .5; |
---|
| 3509 | } |
---|
| 3510 | |
---|
[2260] | 3511 | TRACE("Bounds: %g %g %g %g %g %g", |
---|
| 3512 | bounds[0], |
---|
| 3513 | bounds[1], |
---|
| 3514 | bounds[2], |
---|
| 3515 | bounds[3], |
---|
| 3516 | bounds[4], |
---|
| 3517 | bounds[5]); |
---|
[2112] | 3518 | } |
---|
| 3519 | |
---|
[2121] | 3520 | /** |
---|
[2194] | 3521 | * \brief Update data ranges for color-mapping and contours |
---|
[2146] | 3522 | */ |
---|
[2612] | 3523 | void Renderer::updateFieldRanges() |
---|
[2146] | 3524 | { |
---|
[2402] | 3525 | collectDataRanges(); |
---|
| 3526 | |
---|
[3164] | 3527 | updateGraphicsObjectFieldRanges<Contour2D>(); |
---|
| 3528 | updateGraphicsObjectFieldRanges<Contour3D>(); |
---|
| 3529 | updateGraphicsObjectFieldRanges<Cutplane>(); |
---|
| 3530 | updateGraphicsObjectFieldRanges<Glyphs>(); |
---|
| 3531 | updateGraphicsObjectFieldRanges<HeightMap>(); |
---|
[3818] | 3532 | updateGraphicsObjectFieldRanges<Image>(); |
---|
[4082] | 3533 | updateGraphicsObjectFieldRanges<ImageCutplane>(); |
---|
[3164] | 3534 | updateGraphicsObjectFieldRanges<LIC>(); |
---|
| 3535 | updateGraphicsObjectFieldRanges<Molecule>(); |
---|
[3818] | 3536 | updateGraphicsObjectFieldRanges<PolyData>(); |
---|
[3164] | 3537 | updateGraphicsObjectFieldRanges<PseudoColor>(); |
---|
| 3538 | updateGraphicsObjectFieldRanges<Streamlines>(); |
---|
| 3539 | updateGraphicsObjectFieldRanges<Volume>(); |
---|
| 3540 | updateGraphicsObjectFieldRanges<Warp>(); |
---|
[2402] | 3541 | } |
---|
| 3542 | |
---|
| 3543 | /** |
---|
| 3544 | * \brief Collect cumulative data range of all DataSets |
---|
| 3545 | * |
---|
[2612] | 3546 | * \param[out] range Data range of all DataSets |
---|
| 3547 | * \param[in] name Field name |
---|
| 3548 | * \param[in] type Attribute type: e.g. POINT_DATA, CELL_DATA |
---|
| 3549 | * \param[in] component Array component or -1 for magnitude |
---|
[2402] | 3550 | * \param[in] onlyVisible Only collect range of visible DataSets |
---|
| 3551 | */ |
---|
[2612] | 3552 | void Renderer::collectDataRanges(double *range, const char *name, |
---|
| 3553 | DataSet::DataAttributeType type, |
---|
| 3554 | int component, bool onlyVisible) |
---|
[2402] | 3555 | { |
---|
| 3556 | range[0] = DBL_MAX; |
---|
| 3557 | range[1] = -DBL_MAX; |
---|
| 3558 | |
---|
| 3559 | for (DataSetHashmap::iterator itr = _dataSets.begin(); |
---|
| 3560 | itr != _dataSets.end(); ++itr) { |
---|
| 3561 | if (!onlyVisible || itr->second->getVisibility()) { |
---|
| 3562 | double r[2]; |
---|
[3136] | 3563 | r[0] = DBL_MAX; |
---|
| 3564 | r[1] = -DBL_MAX; |
---|
[2612] | 3565 | itr->second->getDataRange(r, name, type, component); |
---|
[2402] | 3566 | range[0] = min2(range[0], r[0]); |
---|
| 3567 | range[1] = max2(range[1], r[1]); |
---|
[2261] | 3568 | } |
---|
| 3569 | } |
---|
[2402] | 3570 | if (range[0] == DBL_MAX) |
---|
| 3571 | range[0] = 0; |
---|
| 3572 | if (range[1] == -DBL_MAX) |
---|
| 3573 | range[1] = 1; |
---|
[2612] | 3574 | |
---|
| 3575 | TRACE("n:'%s' t:%d c:%d [%g,%g]", name, type, component, |
---|
| 3576 | range[0], range[1]); |
---|
[2146] | 3577 | } |
---|
| 3578 | |
---|
| 3579 | /** |
---|
[2612] | 3580 | * \brief Clear field range hashtables and free memory |
---|
[2121] | 3581 | */ |
---|
[2612] | 3582 | void Renderer::clearFieldRanges() |
---|
[2121] | 3583 | { |
---|
[2612] | 3584 | TRACE("Deleting Field Ranges"); |
---|
| 3585 | for (FieldRangeHashmap::iterator itr = _scalarPointDataRange.begin(); |
---|
| 3586 | itr != _scalarPointDataRange.end(); ++itr) { |
---|
| 3587 | delete [] itr->second; |
---|
| 3588 | } |
---|
| 3589 | _scalarPointDataRange.clear(); |
---|
| 3590 | for (FieldRangeHashmap::iterator itr = _scalarCellDataRange.begin(); |
---|
| 3591 | itr != _scalarCellDataRange.end(); ++itr) { |
---|
| 3592 | delete [] itr->second; |
---|
| 3593 | } |
---|
| 3594 | _scalarCellDataRange.clear(); |
---|
[3818] | 3595 | for (FieldRangeHashmap::iterator itr = _scalarFieldDataRange.begin(); |
---|
| 3596 | itr != _scalarFieldDataRange.end(); ++itr) { |
---|
| 3597 | delete [] itr->second; |
---|
| 3598 | } |
---|
| 3599 | _scalarFieldDataRange.clear(); |
---|
[2612] | 3600 | for (FieldRangeHashmap::iterator itr = _vectorPointDataRange.begin(); |
---|
| 3601 | itr != _vectorPointDataRange.end(); ++itr) { |
---|
| 3602 | delete [] itr->second; |
---|
| 3603 | } |
---|
| 3604 | _vectorPointDataRange.clear(); |
---|
| 3605 | for (int i = 0; i < 3; i++) { |
---|
| 3606 | for (FieldRangeHashmap::iterator itr = _vectorCompPointDataRange[i].begin(); |
---|
| 3607 | itr != _vectorCompPointDataRange[i].end(); ++itr) { |
---|
| 3608 | delete [] itr->second; |
---|
| 3609 | } |
---|
| 3610 | _vectorCompPointDataRange[i].clear(); |
---|
| 3611 | } |
---|
| 3612 | for (FieldRangeHashmap::iterator itr = _vectorCellDataRange.begin(); |
---|
| 3613 | itr != _vectorCellDataRange.end(); ++itr) { |
---|
| 3614 | delete [] itr->second; |
---|
| 3615 | } |
---|
| 3616 | _vectorCellDataRange.clear(); |
---|
| 3617 | for (int i = 0; i < 3; i++) { |
---|
| 3618 | for (FieldRangeHashmap::iterator itr = _vectorCompCellDataRange[i].begin(); |
---|
| 3619 | itr != _vectorCompCellDataRange[i].end(); ++itr) { |
---|
| 3620 | delete [] itr->second; |
---|
| 3621 | } |
---|
| 3622 | _vectorCompCellDataRange[i].clear(); |
---|
| 3623 | } |
---|
[3818] | 3624 | for (FieldRangeHashmap::iterator itr = _vectorFieldDataRange.begin(); |
---|
| 3625 | itr != _vectorFieldDataRange.end(); ++itr) { |
---|
| 3626 | delete [] itr->second; |
---|
| 3627 | } |
---|
| 3628 | _vectorFieldDataRange.clear(); |
---|
| 3629 | for (int i = 0; i < 3; i++) { |
---|
| 3630 | for (FieldRangeHashmap::iterator itr = _vectorCompFieldDataRange[i].begin(); |
---|
| 3631 | itr != _vectorCompFieldDataRange[i].end(); ++itr) { |
---|
| 3632 | delete [] itr->second; |
---|
| 3633 | } |
---|
| 3634 | _vectorCompFieldDataRange[i].clear(); |
---|
| 3635 | } |
---|
[2612] | 3636 | } |
---|
[2121] | 3637 | |
---|
[3330] | 3638 | /** |
---|
| 3639 | * \brief Clear user-defined field range hashtables and free memory |
---|
| 3640 | */ |
---|
| 3641 | void Renderer::clearUserFieldRanges() |
---|
| 3642 | { |
---|
| 3643 | TRACE("Deleting User Field Ranges"); |
---|
| 3644 | for (FieldRangeHashmap::iterator itr = _userScalarPointDataRange.begin(); |
---|
| 3645 | itr != _userScalarPointDataRange.end(); ++itr) { |
---|
| 3646 | delete [] itr->second; |
---|
| 3647 | } |
---|
| 3648 | _userScalarPointDataRange.clear(); |
---|
| 3649 | for (FieldRangeHashmap::iterator itr = _userScalarCellDataRange.begin(); |
---|
| 3650 | itr != _userScalarCellDataRange.end(); ++itr) { |
---|
| 3651 | delete [] itr->second; |
---|
| 3652 | } |
---|
| 3653 | _userScalarCellDataRange.clear(); |
---|
[3818] | 3654 | for (FieldRangeHashmap::iterator itr = _userScalarFieldDataRange.begin(); |
---|
| 3655 | itr != _userScalarFieldDataRange.end(); ++itr) { |
---|
| 3656 | delete [] itr->second; |
---|
| 3657 | } |
---|
| 3658 | _userScalarFieldDataRange.clear(); |
---|
[3330] | 3659 | for (FieldRangeHashmap::iterator itr = _userVectorPointDataRange.begin(); |
---|
| 3660 | itr != _userVectorPointDataRange.end(); ++itr) { |
---|
| 3661 | delete [] itr->second; |
---|
| 3662 | } |
---|
| 3663 | _userVectorPointDataRange.clear(); |
---|
| 3664 | for (int i = 0; i < 3; i++) { |
---|
| 3665 | for (FieldRangeHashmap::iterator itr = _userVectorCompPointDataRange[i].begin(); |
---|
| 3666 | itr != _userVectorCompPointDataRange[i].end(); ++itr) { |
---|
| 3667 | delete [] itr->second; |
---|
| 3668 | } |
---|
| 3669 | _userVectorCompPointDataRange[i].clear(); |
---|
| 3670 | } |
---|
| 3671 | for (FieldRangeHashmap::iterator itr = _userVectorCellDataRange.begin(); |
---|
| 3672 | itr != _userVectorCellDataRange.end(); ++itr) { |
---|
| 3673 | delete [] itr->second; |
---|
| 3674 | } |
---|
| 3675 | _userVectorCellDataRange.clear(); |
---|
| 3676 | for (int i = 0; i < 3; i++) { |
---|
| 3677 | for (FieldRangeHashmap::iterator itr = _userVectorCompCellDataRange[i].begin(); |
---|
| 3678 | itr != _userVectorCompCellDataRange[i].end(); ++itr) { |
---|
| 3679 | delete [] itr->second; |
---|
| 3680 | } |
---|
| 3681 | _userVectorCompCellDataRange[i].clear(); |
---|
| 3682 | } |
---|
[3818] | 3683 | for (FieldRangeHashmap::iterator itr = _userVectorFieldDataRange.begin(); |
---|
| 3684 | itr != _userVectorFieldDataRange.end(); ++itr) { |
---|
| 3685 | delete [] itr->second; |
---|
| 3686 | } |
---|
| 3687 | _userVectorFieldDataRange.clear(); |
---|
| 3688 | for (int i = 0; i < 3; i++) { |
---|
| 3689 | for (FieldRangeHashmap::iterator itr = _userVectorCompFieldDataRange[i].begin(); |
---|
| 3690 | itr != _userVectorCompFieldDataRange[i].end(); ++itr) { |
---|
| 3691 | delete [] itr->second; |
---|
| 3692 | } |
---|
| 3693 | _userVectorCompFieldDataRange[i].clear(); |
---|
| 3694 | } |
---|
[3330] | 3695 | } |
---|
| 3696 | |
---|
| 3697 | /** |
---|
| 3698 | * \brief Set up hashtables for min/max values of all fields from loaded |
---|
| 3699 | * datasets |
---|
| 3700 | * |
---|
| 3701 | * Note that this method does not set the ranges, it just creates the table |
---|
| 3702 | * entries |
---|
| 3703 | */ |
---|
[2612] | 3704 | void Renderer::initFieldRanges() |
---|
| 3705 | { |
---|
| 3706 | clearFieldRanges(); |
---|
| 3707 | |
---|
[2121] | 3708 | for (DataSetHashmap::iterator itr = _dataSets.begin(); |
---|
| 3709 | itr != _dataSets.end(); ++itr) { |
---|
[2612] | 3710 | DataSet *ds = itr->second; |
---|
| 3711 | std::vector<std::string> names; |
---|
| 3712 | ds->getFieldNames(names, DataSet::POINT_DATA, 1); |
---|
| 3713 | for (std::vector<std::string>::iterator itr = names.begin(); |
---|
| 3714 | itr != names.end(); ++itr) { |
---|
| 3715 | FieldRangeHashmap::iterator fritr = |
---|
| 3716 | _scalarPointDataRange.find(*itr); |
---|
| 3717 | if (fritr == _scalarPointDataRange.end()) { |
---|
| 3718 | _scalarPointDataRange[*itr] = new double[2]; |
---|
| 3719 | _scalarPointDataRange[*itr][0] = 0; |
---|
| 3720 | _scalarPointDataRange[*itr][1] = 1; |
---|
| 3721 | } |
---|
[2194] | 3722 | } |
---|
[2612] | 3723 | names.clear(); |
---|
| 3724 | ds->getFieldNames(names, DataSet::CELL_DATA, 1); |
---|
| 3725 | for (std::vector<std::string>::iterator itr = names.begin(); |
---|
| 3726 | itr != names.end(); ++itr) { |
---|
| 3727 | FieldRangeHashmap::iterator fritr = |
---|
| 3728 | _scalarCellDataRange.find(*itr); |
---|
| 3729 | if (fritr == _scalarCellDataRange.end()) { |
---|
| 3730 | _scalarCellDataRange[*itr] = new double[2]; |
---|
| 3731 | _scalarCellDataRange[*itr][0] = 0; |
---|
| 3732 | _scalarCellDataRange[*itr][1] = 1; |
---|
| 3733 | } |
---|
| 3734 | } |
---|
| 3735 | names.clear(); |
---|
[3818] | 3736 | ds->getFieldNames(names, DataSet::FIELD_DATA, 1); |
---|
| 3737 | for (std::vector<std::string>::iterator itr = names.begin(); |
---|
| 3738 | itr != names.end(); ++itr) { |
---|
| 3739 | FieldRangeHashmap::iterator fritr = |
---|
| 3740 | _scalarFieldDataRange.find(*itr); |
---|
| 3741 | if (fritr == _scalarFieldDataRange.end()) { |
---|
| 3742 | _scalarFieldDataRange[*itr] = new double[2]; |
---|
| 3743 | _scalarFieldDataRange[*itr][0] = 0; |
---|
| 3744 | _scalarFieldDataRange[*itr][1] = 1; |
---|
| 3745 | } |
---|
| 3746 | } |
---|
| 3747 | names.clear(); |
---|
[2612] | 3748 | ds->getFieldNames(names, DataSet::POINT_DATA, 3); |
---|
| 3749 | for (std::vector<std::string>::iterator itr = names.begin(); |
---|
| 3750 | itr != names.end(); ++itr) { |
---|
| 3751 | FieldRangeHashmap::iterator fritr = |
---|
| 3752 | _vectorPointDataRange.find(*itr); |
---|
| 3753 | if (fritr == _vectorPointDataRange.end()) { |
---|
| 3754 | _vectorPointDataRange[*itr] = new double[2]; |
---|
| 3755 | _vectorPointDataRange[*itr][0] = 0; |
---|
| 3756 | _vectorPointDataRange[*itr][1] = 1; |
---|
| 3757 | } |
---|
| 3758 | for (int i = 0; i < 3; i++) { |
---|
| 3759 | fritr = _vectorCompPointDataRange[i].find(*itr); |
---|
| 3760 | if (fritr == _vectorCompPointDataRange[i].end()) { |
---|
| 3761 | _vectorCompPointDataRange[i][*itr] = new double[2]; |
---|
| 3762 | _vectorCompPointDataRange[i][*itr][0] = 0; |
---|
| 3763 | _vectorCompPointDataRange[i][*itr][1] = 1; |
---|
| 3764 | } |
---|
| 3765 | } |
---|
| 3766 | } |
---|
| 3767 | names.clear(); |
---|
| 3768 | ds->getFieldNames(names, DataSet::CELL_DATA, 3); |
---|
| 3769 | for (std::vector<std::string>::iterator itr = names.begin(); |
---|
| 3770 | itr != names.end(); ++itr) { |
---|
| 3771 | FieldRangeHashmap::iterator fritr = |
---|
| 3772 | _vectorCellDataRange.find(*itr); |
---|
| 3773 | if (fritr == _vectorCellDataRange.end()) { |
---|
| 3774 | _vectorCellDataRange[*itr] = new double[2]; |
---|
| 3775 | _vectorCellDataRange[*itr][0] = 0; |
---|
| 3776 | _vectorCellDataRange[*itr][1] = 1; |
---|
| 3777 | } |
---|
| 3778 | for (int i = 0; i < 3; i++) { |
---|
| 3779 | fritr = _vectorCompCellDataRange[i].find(*itr); |
---|
| 3780 | if (fritr == _vectorCompCellDataRange[i].end()) { |
---|
| 3781 | _vectorCompCellDataRange[i][*itr] = new double[2]; |
---|
| 3782 | _vectorCompCellDataRange[i][*itr][0] = 0; |
---|
| 3783 | _vectorCompCellDataRange[i][*itr][1] = 1; |
---|
| 3784 | } |
---|
| 3785 | } |
---|
| 3786 | } |
---|
[3818] | 3787 | names.clear(); |
---|
| 3788 | ds->getFieldNames(names, DataSet::FIELD_DATA, 3); |
---|
| 3789 | for (std::vector<std::string>::iterator itr = names.begin(); |
---|
| 3790 | itr != names.end(); ++itr) { |
---|
| 3791 | FieldRangeHashmap::iterator fritr = |
---|
| 3792 | _vectorFieldDataRange.find(*itr); |
---|
| 3793 | if (fritr == _vectorFieldDataRange.end()) { |
---|
| 3794 | _vectorFieldDataRange[*itr] = new double[2]; |
---|
| 3795 | _vectorFieldDataRange[*itr][0] = 0; |
---|
| 3796 | _vectorFieldDataRange[*itr][1] = 1; |
---|
| 3797 | } |
---|
| 3798 | for (int i = 0; i < 3; i++) { |
---|
| 3799 | fritr = _vectorCompFieldDataRange[i].find(*itr); |
---|
| 3800 | if (fritr == _vectorCompFieldDataRange[i].end()) { |
---|
| 3801 | _vectorCompFieldDataRange[i][*itr] = new double[2]; |
---|
| 3802 | _vectorCompFieldDataRange[i][*itr][0] = 0; |
---|
| 3803 | _vectorCompFieldDataRange[i][*itr][1] = 1; |
---|
| 3804 | } |
---|
| 3805 | } |
---|
| 3806 | } |
---|
[2121] | 3807 | } |
---|
| 3808 | } |
---|
| 3809 | |
---|
[2112] | 3810 | /** |
---|
[2612] | 3811 | * \brief Returns boolean flag indicating if cumulative data ranges |
---|
| 3812 | * should be used |
---|
| 3813 | */ |
---|
| 3814 | bool Renderer::getUseCumulativeRange() |
---|
| 3815 | { |
---|
| 3816 | return _useCumulativeRange; |
---|
| 3817 | } |
---|
| 3818 | |
---|
| 3819 | /** |
---|
[3330] | 3820 | * \brief Set explicit range to use for mapping fields |
---|
| 3821 | */ |
---|
| 3822 | bool Renderer::setCumulativeDataRange(double *range, const char *name, |
---|
| 3823 | DataSet::DataAttributeType type, |
---|
| 3824 | int numComponents, |
---|
| 3825 | int component) |
---|
| 3826 | { |
---|
| 3827 | if (range == NULL || name == NULL) |
---|
| 3828 | return false; |
---|
| 3829 | |
---|
| 3830 | _useCumulativeRange = true; |
---|
| 3831 | bool found = false; |
---|
| 3832 | |
---|
| 3833 | switch (type) { |
---|
| 3834 | case DataSet::POINT_DATA: { |
---|
| 3835 | FieldRangeHashmap::iterator itr; |
---|
| 3836 | if (numComponents == 1) { |
---|
| 3837 | itr = _userScalarPointDataRange.find(name); |
---|
| 3838 | if (itr == _userScalarPointDataRange.end()) { |
---|
| 3839 | _userScalarPointDataRange[name] = new double[2]; |
---|
| 3840 | memcpy(_userScalarPointDataRange[name], range, sizeof(double)*2); |
---|
| 3841 | } else { |
---|
| 3842 | found = true; |
---|
| 3843 | memcpy(itr->second, range, sizeof(double)*2); |
---|
| 3844 | } |
---|
| 3845 | } else if (numComponents == 3) { |
---|
| 3846 | if (component == -1) { |
---|
| 3847 | itr = _userVectorPointDataRange.find(name); |
---|
| 3848 | if (itr == _userVectorPointDataRange.end()) { |
---|
| 3849 | _userVectorPointDataRange[name] = new double[2]; |
---|
| 3850 | memcpy(itr->second, _userVectorPointDataRange[name], sizeof(double)*2); |
---|
| 3851 | } else { |
---|
| 3852 | found = true; |
---|
| 3853 | memcpy(itr->second, range, sizeof(double)*2); |
---|
| 3854 | } |
---|
| 3855 | return found; |
---|
| 3856 | } else if (component >= 0 && component <= 3) { |
---|
| 3857 | itr = _userVectorCompPointDataRange[component].find(name); |
---|
| 3858 | if (itr == _userVectorCompPointDataRange[component].end()) { |
---|
| 3859 | _userVectorCompPointDataRange[component][name] = new double[2]; |
---|
| 3860 | memcpy(_userVectorCompPointDataRange[component][name], range, sizeof(double)*2); |
---|
| 3861 | } else { |
---|
| 3862 | found = true; |
---|
| 3863 | memcpy(itr->second, range, sizeof(double)*2); |
---|
| 3864 | } |
---|
| 3865 | } |
---|
| 3866 | } |
---|
| 3867 | } |
---|
| 3868 | break; |
---|
| 3869 | case DataSet::CELL_DATA: { |
---|
| 3870 | FieldRangeHashmap::iterator itr; |
---|
| 3871 | if (numComponents == 1) { |
---|
| 3872 | itr = _userScalarCellDataRange.find(name); |
---|
| 3873 | if (itr == _userScalarCellDataRange.end()) { |
---|
| 3874 | _userScalarCellDataRange[name] = new double[2]; |
---|
| 3875 | memcpy(_userScalarCellDataRange[name], range, sizeof(double)*2); |
---|
| 3876 | } else { |
---|
| 3877 | found = true; |
---|
| 3878 | memcpy(itr->second, range, sizeof(double)*2); |
---|
| 3879 | } |
---|
| 3880 | } else if (numComponents == 3) { |
---|
| 3881 | if (component == -1) { |
---|
| 3882 | itr = _userVectorCellDataRange.find(name); |
---|
| 3883 | if (itr == _userVectorCellDataRange.end()) { |
---|
| 3884 | _userVectorCellDataRange[name] = new double[2]; |
---|
| 3885 | memcpy(_userVectorCellDataRange[name], range, sizeof(double)*2); |
---|
| 3886 | } else { |
---|
| 3887 | found = true; |
---|
| 3888 | memcpy(itr->second, range, sizeof(double)*2); |
---|
| 3889 | } |
---|
| 3890 | } else if (component >= 0 && component <= 3) { |
---|
| 3891 | itr = _userVectorCompCellDataRange[component].find(name); |
---|
| 3892 | if (itr == _userVectorCompCellDataRange[component].end()) { |
---|
| 3893 | _userVectorCompCellDataRange[component][name] = new double[2]; |
---|
| 3894 | memcpy(_userVectorCompCellDataRange[component][name], range, sizeof(double)*2); |
---|
| 3895 | } else { |
---|
| 3896 | found = true; |
---|
| 3897 | memcpy(itr->second, range, sizeof(double)*2); |
---|
| 3898 | } |
---|
| 3899 | } |
---|
| 3900 | } |
---|
| 3901 | } |
---|
| 3902 | break; |
---|
[3818] | 3903 | case DataSet::FIELD_DATA: { |
---|
| 3904 | FieldRangeHashmap::iterator itr; |
---|
| 3905 | if (numComponents == 1) { |
---|
| 3906 | itr = _userScalarFieldDataRange.find(name); |
---|
| 3907 | if (itr == _userScalarFieldDataRange.end()) { |
---|
| 3908 | _userScalarFieldDataRange[name] = new double[2]; |
---|
| 3909 | memcpy(_userScalarFieldDataRange[name], range, sizeof(double)*2); |
---|
| 3910 | } else { |
---|
| 3911 | found = true; |
---|
| 3912 | memcpy(itr->second, range, sizeof(double)*2); |
---|
| 3913 | } |
---|
| 3914 | } else if (numComponents == 3) { |
---|
| 3915 | if (component == -1) { |
---|
| 3916 | itr = _userVectorFieldDataRange.find(name); |
---|
| 3917 | if (itr == _userVectorFieldDataRange.end()) { |
---|
| 3918 | _userVectorFieldDataRange[name] = new double[2]; |
---|
| 3919 | memcpy(_userVectorFieldDataRange[name], range, sizeof(double)*2); |
---|
| 3920 | } else { |
---|
| 3921 | found = true; |
---|
| 3922 | memcpy(itr->second, range, sizeof(double)*2); |
---|
| 3923 | } |
---|
| 3924 | } else if (component >= 0 && component <= 3) { |
---|
| 3925 | itr = _userVectorCompFieldDataRange[component].find(name); |
---|
| 3926 | if (itr == _userVectorCompFieldDataRange[component].end()) { |
---|
| 3927 | _userVectorCompFieldDataRange[component][name] = new double[2]; |
---|
| 3928 | memcpy(_userVectorCompFieldDataRange[component][name], range, sizeof(double)*2); |
---|
| 3929 | } else { |
---|
| 3930 | found = true; |
---|
| 3931 | memcpy(itr->second, range, sizeof(double)*2); |
---|
| 3932 | } |
---|
| 3933 | } |
---|
| 3934 | } |
---|
| 3935 | } |
---|
| 3936 | break; |
---|
[3330] | 3937 | default: |
---|
| 3938 | ERROR("Bad Field Type"); |
---|
| 3939 | } |
---|
| 3940 | |
---|
| 3941 | // Notify graphics objects of new ranges |
---|
| 3942 | updateFieldRanges(); |
---|
| 3943 | // Bounds may have changed |
---|
| 3944 | sceneBoundsChanged(); |
---|
| 3945 | _needsRedraw = true; |
---|
| 3946 | |
---|
| 3947 | TRACE("Field: %s found: %d range: %g %g", name, (found ? 1 : 0), range[0], range[1]); |
---|
| 3948 | return found; |
---|
| 3949 | } |
---|
| 3950 | |
---|
| 3951 | /** |
---|
[2612] | 3952 | * \brief Get the cumulative range across all DataSets for a point |
---|
[3818] | 3953 | * data field if it exists, otherwise a cell data field if it exists, |
---|
| 3954 | * otherwise a field data field if it exists |
---|
[2402] | 3955 | * |
---|
[2612] | 3956 | * \param[out] range Pointer to an array of 2 doubles |
---|
| 3957 | * \param[in] name Field name |
---|
| 3958 | * \param[in] numComponents Number of components in field |
---|
| 3959 | * \param[in] component Index of component or -1 for magnitude/scalar |
---|
| 3960 | * \return boolean indicating if field was found |
---|
[2402] | 3961 | */ |
---|
[2612] | 3962 | bool Renderer::getCumulativeDataRange(double *range, const char *name, |
---|
| 3963 | int numComponents, |
---|
| 3964 | int component) |
---|
[2402] | 3965 | { |
---|
[2612] | 3966 | bool ret; |
---|
[3818] | 3967 | if ((ret = getCumulativeDataRange(range, name, DataSet::POINT_DATA, |
---|
| 3968 | numComponents, component))) { |
---|
| 3969 | ; // Found point data |
---|
| 3970 | } else if ((ret = getCumulativeDataRange(range, name, DataSet::CELL_DATA, |
---|
| 3971 | numComponents, component))) { |
---|
| 3972 | ; // Found cell data |
---|
| 3973 | |
---|
| 3974 | } else { |
---|
| 3975 | ret = getCumulativeDataRange(range, name, DataSet::FIELD_DATA, |
---|
[2612] | 3976 | numComponents, component); |
---|
[3818] | 3977 | } |
---|
[2612] | 3978 | return ret; |
---|
| 3979 | } |
---|
[2402] | 3980 | |
---|
[2612] | 3981 | /** |
---|
| 3982 | * \brief Get the cumulative range across all DataSets for a field |
---|
| 3983 | * |
---|
| 3984 | * \param[out] range Pointer to an array of 2 doubles |
---|
| 3985 | * \param[in] name Field name |
---|
| 3986 | * \param[in] type DataAttributeType of field |
---|
| 3987 | * \param[in] numComponents Number of components in field |
---|
| 3988 | * \param[in] component Index of component or -1 for magnitude/scalar |
---|
| 3989 | * \return boolean indicating if field was found |
---|
| 3990 | */ |
---|
| 3991 | bool Renderer::getCumulativeDataRange(double *range, const char *name, |
---|
| 3992 | DataSet::DataAttributeType type, |
---|
| 3993 | int numComponents, |
---|
| 3994 | int component) |
---|
| 3995 | { |
---|
[3330] | 3996 | if (range == NULL || name == NULL) |
---|
[2617] | 3997 | return false; |
---|
[3330] | 3998 | |
---|
[2612] | 3999 | switch (type) { |
---|
| 4000 | case DataSet::POINT_DATA: { |
---|
| 4001 | FieldRangeHashmap::iterator itr; |
---|
| 4002 | if (numComponents == 1) { |
---|
[3330] | 4003 | itr = _userScalarPointDataRange.find(name); |
---|
| 4004 | if (itr == _userScalarPointDataRange.end()) { |
---|
| 4005 | itr = _scalarPointDataRange.find(name); |
---|
| 4006 | if (itr == _scalarPointDataRange.end()) { |
---|
| 4007 | return false; |
---|
| 4008 | } |
---|
[2612] | 4009 | } |
---|
[3330] | 4010 | memcpy(range, itr->second, sizeof(double)*2); |
---|
| 4011 | return true; |
---|
[2612] | 4012 | } else if (numComponents == 3) { |
---|
| 4013 | if (component == -1) { |
---|
[3330] | 4014 | itr = _userVectorPointDataRange.find(name); |
---|
| 4015 | if (itr == _userVectorPointDataRange.end()) { |
---|
| 4016 | itr = _vectorPointDataRange.find(name); |
---|
| 4017 | if (itr == _vectorPointDataRange.end()) { |
---|
| 4018 | return false; |
---|
| 4019 | } |
---|
[2612] | 4020 | } |
---|
[3330] | 4021 | memcpy(range, itr->second, sizeof(double)*2); |
---|
| 4022 | return true; |
---|
[2612] | 4023 | } else if (component >= 0 && component <= 3) { |
---|
[3330] | 4024 | itr = _userVectorCompPointDataRange[component].find(name); |
---|
| 4025 | if (itr == _userVectorCompPointDataRange[component].end()) { |
---|
| 4026 | itr = _vectorCompPointDataRange[component].find(name); |
---|
| 4027 | if (itr == _vectorCompPointDataRange[component].end()) { |
---|
| 4028 | return false; |
---|
| 4029 | } |
---|
[2612] | 4030 | } |
---|
[3330] | 4031 | memcpy(range, itr->second, sizeof(double)*2); |
---|
| 4032 | return true; |
---|
[2612] | 4033 | } |
---|
[2402] | 4034 | } |
---|
| 4035 | } |
---|
[2612] | 4036 | break; |
---|
| 4037 | case DataSet::CELL_DATA: { |
---|
| 4038 | FieldRangeHashmap::iterator itr; |
---|
| 4039 | if (numComponents == 1) { |
---|
[3330] | 4040 | itr = _userScalarCellDataRange.find(name); |
---|
| 4041 | if (itr == _userScalarCellDataRange.end()) { |
---|
| 4042 | itr = _scalarCellDataRange.find(name); |
---|
| 4043 | if (itr == _scalarCellDataRange.end()) { |
---|
| 4044 | return false; |
---|
| 4045 | } |
---|
[2612] | 4046 | } |
---|
[3330] | 4047 | memcpy(range, itr->second, sizeof(double)*2); |
---|
| 4048 | return true; |
---|
[2612] | 4049 | } else if (numComponents == 3) { |
---|
| 4050 | if (component == -1) { |
---|
[3330] | 4051 | itr = _userVectorCellDataRange.find(name); |
---|
| 4052 | if (itr == _userVectorCellDataRange.end()) { |
---|
| 4053 | itr = _vectorCellDataRange.find(name); |
---|
| 4054 | if (itr == _vectorCellDataRange.end()) { |
---|
| 4055 | return false; |
---|
| 4056 | } |
---|
[2612] | 4057 | } |
---|
[3330] | 4058 | memcpy(range, itr->second, sizeof(double)*2); |
---|
| 4059 | return true; |
---|
[2612] | 4060 | } else if (component >= 0 && component <= 3) { |
---|
[3330] | 4061 | itr = _userVectorCompCellDataRange[component].find(name); |
---|
| 4062 | if (itr == _userVectorCompCellDataRange[component].end()) { |
---|
| 4063 | itr = _vectorCompCellDataRange[component].find(name); |
---|
| 4064 | if (itr == _vectorCompCellDataRange[component].end()) { |
---|
| 4065 | return false; |
---|
| 4066 | } |
---|
[2612] | 4067 | } |
---|
[3330] | 4068 | memcpy(range, itr->second, sizeof(double)*2); |
---|
| 4069 | return true; |
---|
[2612] | 4070 | } |
---|
| 4071 | } |
---|
| 4072 | } |
---|
| 4073 | break; |
---|
[3818] | 4074 | case DataSet::FIELD_DATA: { |
---|
| 4075 | FieldRangeHashmap::iterator itr; |
---|
| 4076 | if (numComponents == 1) { |
---|
| 4077 | itr = _userScalarFieldDataRange.find(name); |
---|
| 4078 | if (itr == _userScalarFieldDataRange.end()) { |
---|
| 4079 | itr = _scalarFieldDataRange.find(name); |
---|
| 4080 | if (itr == _scalarFieldDataRange.end()) { |
---|
| 4081 | return false; |
---|
| 4082 | } |
---|
| 4083 | } |
---|
| 4084 | memcpy(range, itr->second, sizeof(double)*2); |
---|
| 4085 | return true; |
---|
| 4086 | } else if (numComponents == 3) { |
---|
| 4087 | if (component == -1) { |
---|
| 4088 | itr = _userVectorFieldDataRange.find(name); |
---|
| 4089 | if (itr == _userVectorFieldDataRange.end()) { |
---|
| 4090 | itr = _vectorFieldDataRange.find(name); |
---|
| 4091 | if (itr == _vectorFieldDataRange.end()) { |
---|
| 4092 | return false; |
---|
| 4093 | } |
---|
| 4094 | } |
---|
| 4095 | memcpy(range, itr->second, sizeof(double)*2); |
---|
| 4096 | return true; |
---|
| 4097 | } else if (component >= 0 && component <= 3) { |
---|
| 4098 | itr = _userVectorCompFieldDataRange[component].find(name); |
---|
| 4099 | if (itr == _userVectorCompFieldDataRange[component].end()) { |
---|
| 4100 | itr = _vectorCompFieldDataRange[component].find(name); |
---|
| 4101 | if (itr == _vectorCompFieldDataRange[component].end()) { |
---|
| 4102 | return false; |
---|
| 4103 | } |
---|
| 4104 | } |
---|
| 4105 | memcpy(range, itr->second, sizeof(double)*2); |
---|
| 4106 | return true; |
---|
| 4107 | } |
---|
| 4108 | } |
---|
| 4109 | } |
---|
| 4110 | break; |
---|
[2612] | 4111 | default: |
---|
| 4112 | break; |
---|
| 4113 | } |
---|
| 4114 | return false; |
---|
| 4115 | } |
---|
[2402] | 4116 | |
---|
[2612] | 4117 | void Renderer::collectDataRanges() |
---|
| 4118 | { |
---|
| 4119 | for (FieldRangeHashmap::iterator itr = _scalarPointDataRange.begin(); |
---|
| 4120 | itr != _scalarPointDataRange.end(); ++itr) { |
---|
| 4121 | collectDataRanges(itr->second, itr->first.c_str(), |
---|
| 4122 | DataSet::POINT_DATA, -1, |
---|
| 4123 | _cumulativeRangeOnlyVisible); |
---|
| 4124 | } |
---|
| 4125 | for (FieldRangeHashmap::iterator itr = _scalarCellDataRange.begin(); |
---|
| 4126 | itr != _scalarCellDataRange.end(); ++itr) { |
---|
| 4127 | collectDataRanges(itr->second, itr->first.c_str(), |
---|
| 4128 | DataSet::CELL_DATA, -1, |
---|
| 4129 | _cumulativeRangeOnlyVisible); |
---|
| 4130 | } |
---|
[3818] | 4131 | for (FieldRangeHashmap::iterator itr = _scalarFieldDataRange.begin(); |
---|
| 4132 | itr != _scalarFieldDataRange.end(); ++itr) { |
---|
| 4133 | collectDataRanges(itr->second, itr->first.c_str(), |
---|
| 4134 | DataSet::FIELD_DATA, -1, |
---|
| 4135 | _cumulativeRangeOnlyVisible); |
---|
| 4136 | } |
---|
[2612] | 4137 | for (FieldRangeHashmap::iterator itr = _vectorPointDataRange.begin(); |
---|
| 4138 | itr != _vectorPointDataRange.end(); ++itr) { |
---|
| 4139 | collectDataRanges(itr->second, itr->first.c_str(), |
---|
| 4140 | DataSet::POINT_DATA, -1, |
---|
| 4141 | _cumulativeRangeOnlyVisible); |
---|
| 4142 | } |
---|
| 4143 | for (int i = 0; i < 3; i++) { |
---|
| 4144 | for (FieldRangeHashmap::iterator itr = _vectorCompPointDataRange[i].begin(); |
---|
| 4145 | itr != _vectorCompPointDataRange[i].end(); ++itr) { |
---|
| 4146 | collectDataRanges(itr->second, itr->first.c_str(), |
---|
| 4147 | DataSet::POINT_DATA, i, |
---|
| 4148 | _cumulativeRangeOnlyVisible); |
---|
| 4149 | } |
---|
| 4150 | } |
---|
| 4151 | for (FieldRangeHashmap::iterator itr = _vectorCellDataRange.begin(); |
---|
| 4152 | itr != _vectorCellDataRange.end(); ++itr) { |
---|
| 4153 | collectDataRanges(itr->second, itr->first.c_str(), |
---|
| 4154 | DataSet::CELL_DATA, -1, |
---|
| 4155 | _cumulativeRangeOnlyVisible); |
---|
| 4156 | } |
---|
| 4157 | for (int i = 0; i < 3; i++) { |
---|
| 4158 | for (FieldRangeHashmap::iterator itr = _vectorCompCellDataRange[i].begin(); |
---|
| 4159 | itr != _vectorCompCellDataRange[i].end(); ++itr) { |
---|
| 4160 | collectDataRanges(itr->second, itr->first.c_str(), |
---|
| 4161 | DataSet::CELL_DATA, i, |
---|
| 4162 | _cumulativeRangeOnlyVisible); |
---|
| 4163 | } |
---|
| 4164 | } |
---|
[3818] | 4165 | for (FieldRangeHashmap::iterator itr = _vectorFieldDataRange.begin(); |
---|
| 4166 | itr != _vectorFieldDataRange.end(); ++itr) { |
---|
| 4167 | collectDataRanges(itr->second, itr->first.c_str(), |
---|
| 4168 | DataSet::FIELD_DATA, -1, |
---|
| 4169 | _cumulativeRangeOnlyVisible); |
---|
| 4170 | } |
---|
| 4171 | for (int i = 0; i < 3; i++) { |
---|
| 4172 | for (FieldRangeHashmap::iterator itr = _vectorCompFieldDataRange[i].begin(); |
---|
| 4173 | itr != _vectorCompFieldDataRange[i].end(); ++itr) { |
---|
| 4174 | collectDataRanges(itr->second, itr->first.c_str(), |
---|
| 4175 | DataSet::FIELD_DATA, i, |
---|
| 4176 | _cumulativeRangeOnlyVisible); |
---|
| 4177 | } |
---|
| 4178 | } |
---|
[2612] | 4179 | } |
---|
| 4180 | |
---|
[2402] | 4181 | /** |
---|
[2423] | 4182 | * \brief Determines if AABB lies in a principal axis plane |
---|
| 4183 | * and if so, returns the plane normal |
---|
| 4184 | */ |
---|
| 4185 | bool Renderer::is2D(const double bounds[6], |
---|
[2612] | 4186 | PrincipalPlane *plane, |
---|
[2423] | 4187 | double *offset) const |
---|
| 4188 | { |
---|
| 4189 | if (bounds[4] == bounds[5]) { |
---|
| 4190 | // Z = 0, XY plane |
---|
| 4191 | if (plane) |
---|
| 4192 | *plane = PLANE_XY; |
---|
| 4193 | if (offset) |
---|
| 4194 | *offset = bounds[4]; |
---|
| 4195 | return true; |
---|
| 4196 | } else if (bounds[0] == bounds[1]) { |
---|
| 4197 | // X = 0, ZY plane |
---|
| 4198 | if (plane) |
---|
| 4199 | *plane = PLANE_ZY; |
---|
| 4200 | if (offset) |
---|
| 4201 | *offset = bounds[0]; |
---|
| 4202 | return true; |
---|
| 4203 | } else if (bounds[2] == bounds[3]) { |
---|
| 4204 | // Y = 0, XZ plane |
---|
| 4205 | if (plane) |
---|
| 4206 | *plane = PLANE_XZ; |
---|
| 4207 | if (offset) |
---|
| 4208 | *offset = bounds[2]; |
---|
| 4209 | return true; |
---|
| 4210 | } |
---|
| 4211 | *plane = PLANE_XY; |
---|
[4093] | 4212 | *offset = bounds[4] + (bounds[5] - bounds[4])/2.0; |
---|
[2423] | 4213 | return false; |
---|
| 4214 | } |
---|
| 4215 | |
---|
[3683] | 4216 | int Renderer::addLight(float pos[3]) |
---|
| 4217 | { |
---|
| 4218 | vtkSmartPointer<vtkLight> light = vtkSmartPointer<vtkLight>::New(); |
---|
| 4219 | light->SetLightTypeToCameraLight(); |
---|
| 4220 | light->SetPosition(pos[0], pos[1], pos[2]); |
---|
| 4221 | light->SetFocalPoint(0, 0, 0); |
---|
| 4222 | light->PositionalOff(); |
---|
| 4223 | _renderer->AddLight(light); |
---|
| 4224 | _needsRedraw = true; |
---|
| 4225 | return (_renderer->GetLights()->GetNumberOfItems()-1); |
---|
| 4226 | } |
---|
| 4227 | |
---|
| 4228 | vtkLight *Renderer::getLight(int lightIdx) |
---|
| 4229 | { |
---|
| 4230 | vtkLightCollection *lights = _renderer->GetLights(); |
---|
| 4231 | if (lights->GetNumberOfItems() < lightIdx+1) |
---|
| 4232 | return NULL; |
---|
| 4233 | lights->InitTraversal(); |
---|
| 4234 | vtkLight *light = NULL; |
---|
| 4235 | int i = 0; |
---|
| 4236 | do { |
---|
| 4237 | light = lights->GetNextItem(); |
---|
| 4238 | } while (i++ < lightIdx); |
---|
| 4239 | return light; |
---|
| 4240 | } |
---|
| 4241 | |
---|
| 4242 | void Renderer::setLightSwitch(int lightIdx, bool state) |
---|
| 4243 | { |
---|
| 4244 | vtkLight *light = getLight(lightIdx); |
---|
| 4245 | if (light == NULL) { |
---|
| 4246 | ERROR("Unknown light %d", lightIdx); |
---|
| 4247 | return; |
---|
| 4248 | } |
---|
| 4249 | light->SetSwitch((state ? 1 : 0)); |
---|
| 4250 | _needsRedraw = true; |
---|
| 4251 | } |
---|
| 4252 | |
---|
[2423] | 4253 | /** |
---|
[2100] | 4254 | * \brief Initialize the camera zoom region to include the bounding volume given |
---|
| 4255 | */ |
---|
[3120] | 4256 | void Renderer::initCamera(bool initCameraMode) |
---|
[2100] | 4257 | { |
---|
[2260] | 4258 | #ifdef WANT_TRACE |
---|
| 4259 | switch (_cameraMode) { |
---|
| 4260 | case IMAGE: |
---|
| 4261 | TRACE("Image camera"); |
---|
| 4262 | break; |
---|
| 4263 | case ORTHO: |
---|
| 4264 | TRACE("Ortho camera"); |
---|
| 4265 | break; |
---|
| 4266 | case PERSPECTIVE: |
---|
| 4267 | TRACE("Perspective camera"); |
---|
| 4268 | break; |
---|
| 4269 | default: |
---|
| 4270 | TRACE("Unknown camera mode"); |
---|
| 4271 | } |
---|
| 4272 | #endif |
---|
[3419] | 4273 | // Clear user requested zoom region |
---|
| 4274 | _userImgWorldOrigin[0] = 0; |
---|
| 4275 | _userImgWorldOrigin[1] = 0; |
---|
| 4276 | _userImgWorldDims[0] = -1; |
---|
| 4277 | _userImgWorldDims[1] = -1; |
---|
| 4278 | |
---|
[2112] | 4279 | double bounds[6]; |
---|
[4171] | 4280 | collectBounds(bounds, true); |
---|
[2423] | 4281 | bool twod = is2D(bounds, &_imgCameraPlane, &_imgCameraOffset); |
---|
| 4282 | if (twod) { |
---|
[3120] | 4283 | if (initCameraMode) { |
---|
| 4284 | TRACE("Changing camera mode to image"); |
---|
| 4285 | _cameraMode = IMAGE; |
---|
| 4286 | } |
---|
[2423] | 4287 | if (_imgCameraPlane == PLANE_ZY) { |
---|
| 4288 | _imgWorldOrigin[0] = bounds[4]; |
---|
| 4289 | _imgWorldOrigin[1] = bounds[2]; |
---|
| 4290 | _imgWorldDims[0] = bounds[5] - bounds[4]; |
---|
| 4291 | _imgWorldDims[1] = bounds[3] - bounds[2]; |
---|
| 4292 | } else if (_imgCameraPlane == PLANE_XZ) { |
---|
| 4293 | _imgWorldOrigin[0] = bounds[0]; |
---|
| 4294 | _imgWorldOrigin[1] = bounds[4]; |
---|
| 4295 | _imgWorldDims[0] = bounds[1] - bounds[0]; |
---|
| 4296 | _imgWorldDims[1] = bounds[5] - bounds[4]; |
---|
| 4297 | } else { |
---|
| 4298 | _imgWorldOrigin[0] = bounds[0]; |
---|
| 4299 | _imgWorldOrigin[1] = bounds[2]; |
---|
| 4300 | _imgWorldDims[0] = bounds[1] - bounds[0]; |
---|
| 4301 | _imgWorldDims[1] = bounds[3] - bounds[2]; |
---|
| 4302 | } |
---|
| 4303 | } else { |
---|
| 4304 | _imgWorldOrigin[0] = bounds[0]; |
---|
| 4305 | _imgWorldOrigin[1] = bounds[2]; |
---|
| 4306 | _imgWorldDims[0] = bounds[1] - bounds[0]; |
---|
| 4307 | _imgWorldDims[1] = bounds[3] - bounds[2]; |
---|
| 4308 | } |
---|
| 4309 | |
---|
[2194] | 4310 | _cameraPan[0] = 0; |
---|
| 4311 | _cameraPan[1] = 0; |
---|
| 4312 | _cameraZoomRatio = 1; |
---|
[2112] | 4313 | |
---|
[2260] | 4314 | switch (_cameraMode) { |
---|
| 4315 | case IMAGE: |
---|
[3330] | 4316 | //_renderer->ResetCamera(bounds); |
---|
[3419] | 4317 | _setCameraZoomRegion(_imgWorldOrigin[0], _imgWorldOrigin[1], |
---|
| 4318 | _imgWorldDims[0], _imgWorldDims[1]); |
---|
[3198] | 4319 | resetAxes(bounds); |
---|
[2260] | 4320 | break; |
---|
| 4321 | case ORTHO: |
---|
[2112] | 4322 | _renderer->GetActiveCamera()->ParallelProjectionOn(); |
---|
[2402] | 4323 | resetAxes(bounds); |
---|
[3330] | 4324 | //_renderer->ResetCamera(bounds); |
---|
[3615] | 4325 | resetVtkCamera(); |
---|
[2349] | 4326 | //computeScreenWorldCoords(); |
---|
[2260] | 4327 | break; |
---|
| 4328 | case PERSPECTIVE: |
---|
[2112] | 4329 | _renderer->GetActiveCamera()->ParallelProjectionOff(); |
---|
[2402] | 4330 | resetAxes(bounds); |
---|
[3330] | 4331 | //_renderer->ResetCamera(bounds); |
---|
[3615] | 4332 | resetVtkCamera(); |
---|
[2349] | 4333 | //computeScreenWorldCoords(); |
---|
[2260] | 4334 | break; |
---|
| 4335 | default: |
---|
| 4336 | ERROR("Unknown camera mode"); |
---|
[2112] | 4337 | } |
---|
[2423] | 4338 | |
---|
[2260] | 4339 | #ifdef WANT_TRACE |
---|
| 4340 | printCameraInfo(_renderer->GetActiveCamera()); |
---|
| 4341 | #endif |
---|
[2100] | 4342 | } |
---|
| 4343 | |
---|
[3615] | 4344 | #if 0 |
---|
[2100] | 4345 | /** |
---|
| 4346 | * \brief Print debugging info about a vtkCamera |
---|
| 4347 | */ |
---|
| 4348 | void Renderer::printCameraInfo(vtkCamera *camera) |
---|
| 4349 | { |
---|
[2423] | 4350 | TRACE("pscale: %g, angle: %g, d: %g pos: %g %g %g, fpt: %g %g %g, vup: %g %g %g, clip: %g %g", |
---|
[2100] | 4351 | camera->GetParallelScale(), |
---|
[2222] | 4352 | camera->GetViewAngle(), |
---|
[2423] | 4353 | camera->GetDistance(), |
---|
[2214] | 4354 | camera->GetPosition()[0], |
---|
[2100] | 4355 | camera->GetPosition()[1], |
---|
| 4356 | camera->GetPosition()[2], |
---|
[2200] | 4357 | camera->GetFocalPoint()[0], |
---|
| 4358 | camera->GetFocalPoint()[1], |
---|
| 4359 | camera->GetFocalPoint()[2], |
---|
| 4360 | camera->GetViewUp()[0], |
---|
| 4361 | camera->GetViewUp()[1], |
---|
| 4362 | camera->GetViewUp()[2], |
---|
[2100] | 4363 | camera->GetClippingRange()[0], |
---|
| 4364 | camera->GetClippingRange()[1]); |
---|
| 4365 | } |
---|
[3615] | 4366 | #endif |
---|
[2100] | 4367 | |
---|
| 4368 | /** |
---|
| 4369 | * \brief Set the RGB background color to render into the image |
---|
| 4370 | */ |
---|
| 4371 | void Renderer::setBackgroundColor(float color[3]) |
---|
| 4372 | { |
---|
| 4373 | _bgColor[0] = color[0]; |
---|
| 4374 | _bgColor[1] = color[1]; |
---|
| 4375 | _bgColor[2] = color[2]; |
---|
| 4376 | _renderer->SetBackground(_bgColor[0], _bgColor[1], _bgColor[2]); |
---|
| 4377 | _needsRedraw = true; |
---|
| 4378 | } |
---|
| 4379 | |
---|
| 4380 | /** |
---|
| 4381 | * \brief Set the opacity of the specified DataSet's associated graphics objects |
---|
| 4382 | */ |
---|
[2455] | 4383 | void Renderer::setDataSetOpacity(const DataSetId& id, double opacity) |
---|
[2100] | 4384 | { |
---|
[2455] | 4385 | DataSetHashmap::iterator itr; |
---|
| 4386 | |
---|
| 4387 | bool doAll = false; |
---|
| 4388 | |
---|
| 4389 | if (id.compare("all") == 0) { |
---|
| 4390 | itr = _dataSets.begin(); |
---|
[3525] | 4391 | if (itr == _dataSets.end()) |
---|
| 4392 | return; |
---|
[2455] | 4393 | doAll = true; |
---|
| 4394 | } else { |
---|
| 4395 | itr = _dataSets.find(id); |
---|
| 4396 | } |
---|
| 4397 | if (itr == _dataSets.end()) { |
---|
[3525] | 4398 | ERROR("Unknown dataset %s", id.c_str()); |
---|
[2455] | 4399 | return; |
---|
| 4400 | } |
---|
| 4401 | |
---|
| 4402 | do { |
---|
| 4403 | itr->second->setOpacity(opacity); |
---|
| 4404 | } while (doAll && ++itr != _dataSets.end()); |
---|
| 4405 | |
---|
[2612] | 4406 | if (id.compare("all") == 0 || getGraphicsObject<Contour2D>(id) != NULL) |
---|
| 4407 | setGraphicsObjectOpacity<Contour2D>(id, opacity); |
---|
| 4408 | if (id.compare("all") == 0 || getGraphicsObject<Contour3D>(id) != NULL) |
---|
| 4409 | setGraphicsObjectOpacity<Contour3D>(id, opacity); |
---|
| 4410 | if (id.compare("all") == 0 || getGraphicsObject<Cutplane>(id) != NULL) |
---|
| 4411 | setGraphicsObjectOpacity<Cutplane>(id, opacity); |
---|
| 4412 | if (id.compare("all") == 0 || getGraphicsObject<Glyphs>(id) != NULL) |
---|
| 4413 | setGraphicsObjectOpacity<Glyphs>(id, opacity); |
---|
| 4414 | if (id.compare("all") == 0 || getGraphicsObject<HeightMap>(id) != NULL) |
---|
| 4415 | setGraphicsObjectOpacity<HeightMap>(id, opacity); |
---|
[3818] | 4416 | if (id.compare("all") == 0 || getGraphicsObject<Image>(id) != NULL) |
---|
| 4417 | setGraphicsObjectOpacity<Image>(id, opacity); |
---|
[4082] | 4418 | if (id.compare("all") == 0 || getGraphicsObject<ImageCutplane>(id) != NULL) |
---|
| 4419 | setGraphicsObjectOpacity<ImageCutplane>(id, opacity); |
---|
[2612] | 4420 | if (id.compare("all") == 0 || getGraphicsObject<LIC>(id) != NULL) |
---|
| 4421 | setGraphicsObjectOpacity<LIC>(id, opacity); |
---|
| 4422 | if (id.compare("all") == 0 || getGraphicsObject<Molecule>(id) != NULL) |
---|
| 4423 | setGraphicsObjectOpacity<Molecule>(id, opacity); |
---|
[3535] | 4424 | if (id.compare("all") == 0 || getGraphicsObject<Outline>(id) != NULL) |
---|
| 4425 | setGraphicsObjectOpacity<Outline>(id, opacity); |
---|
[2612] | 4426 | if (id.compare("all") == 0 || getGraphicsObject<PolyData>(id) != NULL) |
---|
| 4427 | setGraphicsObjectOpacity<PolyData>(id, opacity); |
---|
| 4428 | if (id.compare("all") == 0 || getGraphicsObject<PseudoColor>(id) != NULL) |
---|
| 4429 | setGraphicsObjectOpacity<PseudoColor>(id, opacity); |
---|
| 4430 | if (id.compare("all") == 0 || getGraphicsObject<Streamlines>(id) != NULL) |
---|
| 4431 | setGraphicsObjectOpacity<Streamlines>(id, opacity); |
---|
| 4432 | if (id.compare("all") == 0 || getGraphicsObject<Volume>(id) != NULL) |
---|
| 4433 | setGraphicsObjectOpacity<Volume>(id, opacity); |
---|
[3126] | 4434 | if (id.compare("all") == 0 || getGraphicsObject<Warp>(id) != NULL) |
---|
| 4435 | setGraphicsObjectOpacity<Warp>(id, opacity); |
---|
[2455] | 4436 | |
---|
| 4437 | _needsRedraw = true; |
---|
[2100] | 4438 | } |
---|
| 4439 | |
---|
| 4440 | /** |
---|
| 4441 | * \brief Turn on/off rendering of the specified DataSet's associated graphics objects |
---|
| 4442 | */ |
---|
[2455] | 4443 | void Renderer::setDataSetVisibility(const DataSetId& id, bool state) |
---|
[2100] | 4444 | { |
---|
[2194] | 4445 | DataSetHashmap::iterator itr; |
---|
| 4446 | |
---|
| 4447 | bool doAll = false; |
---|
| 4448 | |
---|
| 4449 | if (id.compare("all") == 0) { |
---|
| 4450 | itr = _dataSets.begin(); |
---|
| 4451 | doAll = true; |
---|
[3330] | 4452 | if (itr == _dataSets.end()) |
---|
| 4453 | return; |
---|
[2194] | 4454 | } else { |
---|
| 4455 | itr = _dataSets.find(id); |
---|
| 4456 | } |
---|
| 4457 | if (itr == _dataSets.end()) { |
---|
| 4458 | ERROR("Unknown dataset %s", id.c_str()); |
---|
| 4459 | return; |
---|
| 4460 | } |
---|
| 4461 | |
---|
| 4462 | do { |
---|
| 4463 | itr->second->setVisibility(state); |
---|
| 4464 | } while (doAll && ++itr != _dataSets.end()); |
---|
| 4465 | |
---|
[2612] | 4466 | if (id.compare("all") == 0 || getGraphicsObject<Contour2D>(id) != NULL) |
---|
| 4467 | setGraphicsObjectVisibility<Contour2D>(id, state); |
---|
| 4468 | if (id.compare("all") == 0 || getGraphicsObject<Contour3D>(id) != NULL) |
---|
| 4469 | setGraphicsObjectVisibility<Contour3D>(id, state); |
---|
| 4470 | if (id.compare("all") == 0 || getGraphicsObject<Cutplane>(id) != NULL) |
---|
| 4471 | setGraphicsObjectVisibility<Cutplane>(id, state); |
---|
| 4472 | if (id.compare("all") == 0 || getGraphicsObject<Glyphs>(id) != NULL) |
---|
| 4473 | setGraphicsObjectVisibility<Glyphs>(id, state); |
---|
| 4474 | if (id.compare("all") == 0 || getGraphicsObject<HeightMap>(id) != NULL) |
---|
| 4475 | setGraphicsObjectVisibility<HeightMap>(id, state); |
---|
[3818] | 4476 | if (id.compare("all") == 0 || getGraphicsObject<Image>(id) != NULL) |
---|
| 4477 | setGraphicsObjectVisibility<Image>(id, state); |
---|
[4082] | 4478 | if (id.compare("all") == 0 || getGraphicsObject<ImageCutplane>(id) != NULL) |
---|
| 4479 | setGraphicsObjectVisibility<ImageCutplane>(id, state); |
---|
[2612] | 4480 | if (id.compare("all") == 0 || getGraphicsObject<LIC>(id) != NULL) |
---|
| 4481 | setGraphicsObjectVisibility<LIC>(id, state); |
---|
| 4482 | if (id.compare("all") == 0 || getGraphicsObject<Molecule>(id) != NULL) |
---|
| 4483 | setGraphicsObjectVisibility<Molecule>(id, state); |
---|
[3535] | 4484 | if (id.compare("all") == 0 || getGraphicsObject<Outline>(id) != NULL) |
---|
| 4485 | setGraphicsObjectVisibility<Outline>(id, state); |
---|
[2612] | 4486 | if (id.compare("all") == 0 || getGraphicsObject<PolyData>(id) != NULL) |
---|
| 4487 | setGraphicsObjectVisibility<PolyData>(id, state); |
---|
| 4488 | if (id.compare("all") == 0 || getGraphicsObject<PseudoColor>(id) != NULL) |
---|
| 4489 | setGraphicsObjectVisibility<PseudoColor>(id, state); |
---|
| 4490 | if (id.compare("all") == 0 || getGraphicsObject<Streamlines>(id) != NULL) |
---|
| 4491 | setGraphicsObjectVisibility<Streamlines>(id, state); |
---|
| 4492 | if (id.compare("all") == 0 || getGraphicsObject<Volume>(id) != NULL) |
---|
| 4493 | setGraphicsObjectVisibility<Volume>(id, state); |
---|
[3126] | 4494 | if (id.compare("all") == 0 || getGraphicsObject<Warp>(id) != NULL) |
---|
| 4495 | setGraphicsObjectVisibility<Warp>(id, state); |
---|
[2455] | 4496 | |
---|
| 4497 | _needsRedraw = true; |
---|
[2100] | 4498 | } |
---|
| 4499 | |
---|
| 4500 | /** |
---|
[2317] | 4501 | * \brief Set a user clipping plane |
---|
| 4502 | * |
---|
| 4503 | * TODO: Fix clip plane positions after a change in actor bounds |
---|
| 4504 | */ |
---|
| 4505 | void Renderer::setClipPlane(Axis axis, double ratio, int direction) |
---|
| 4506 | { |
---|
| 4507 | double bounds[6]; |
---|
[4171] | 4508 | collectBounds(bounds, true); |
---|
[2317] | 4509 | |
---|
| 4510 | switch (axis) { |
---|
| 4511 | case X_AXIS: |
---|
| 4512 | if (direction > 0) { |
---|
| 4513 | if (ratio > 0.0) { |
---|
| 4514 | if (_userClipPlanes[0] == NULL) { |
---|
| 4515 | _userClipPlanes[0] = vtkSmartPointer<vtkPlane>::New(); |
---|
| 4516 | _userClipPlanes[0]->SetNormal(1, 0, 0); |
---|
| 4517 | } |
---|
| 4518 | _userClipPlanes[0]->SetOrigin(bounds[0] + (bounds[1]-bounds[0])*ratio, 0, 0); |
---|
| 4519 | } else { |
---|
| 4520 | _userClipPlanes[0] = NULL; |
---|
| 4521 | } |
---|
| 4522 | } else { |
---|
[2512] | 4523 | if (ratio < 1.0) { |
---|
[2317] | 4524 | if (_userClipPlanes[1] == NULL) { |
---|
| 4525 | _userClipPlanes[1] = vtkSmartPointer<vtkPlane>::New(); |
---|
| 4526 | _userClipPlanes[1]->SetNormal(-1, 0, 0); |
---|
| 4527 | } |
---|
| 4528 | _userClipPlanes[1]->SetOrigin(bounds[0] + (bounds[1]-bounds[0])*ratio, 0, 0); |
---|
| 4529 | } else { |
---|
| 4530 | _userClipPlanes[1] = NULL; |
---|
| 4531 | } |
---|
| 4532 | } |
---|
| 4533 | break; |
---|
| 4534 | case Y_AXIS: |
---|
| 4535 | if (direction > 0) { |
---|
| 4536 | if (ratio > 0.0) { |
---|
| 4537 | if (_userClipPlanes[2] == NULL) { |
---|
| 4538 | _userClipPlanes[2] = vtkSmartPointer<vtkPlane>::New(); |
---|
| 4539 | _userClipPlanes[2]->SetNormal(0, 1, 0); |
---|
| 4540 | } |
---|
| 4541 | _userClipPlanes[2]->SetOrigin(0, bounds[2] + (bounds[3]-bounds[2])*ratio, 0); |
---|
| 4542 | } else { |
---|
| 4543 | _userClipPlanes[2] = NULL; |
---|
| 4544 | } |
---|
| 4545 | } else { |
---|
[2512] | 4546 | if (ratio < 1.0) { |
---|
[2317] | 4547 | if (_userClipPlanes[3] == NULL) { |
---|
| 4548 | _userClipPlanes[3] = vtkSmartPointer<vtkPlane>::New(); |
---|
| 4549 | _userClipPlanes[3]->SetNormal(0, -1, 0); |
---|
| 4550 | } |
---|
| 4551 | _userClipPlanes[3]->SetOrigin(0, bounds[2] + (bounds[3]-bounds[2])*ratio, 0); |
---|
| 4552 | } else { |
---|
| 4553 | _userClipPlanes[3] = NULL; |
---|
| 4554 | } |
---|
| 4555 | } |
---|
| 4556 | break; |
---|
| 4557 | case Z_AXIS: |
---|
| 4558 | if (direction > 0) { |
---|
| 4559 | if (ratio > 0.0) { |
---|
| 4560 | if (_userClipPlanes[4] == NULL) { |
---|
| 4561 | _userClipPlanes[4] = vtkSmartPointer<vtkPlane>::New(); |
---|
| 4562 | _userClipPlanes[4]->SetNormal(0, 0, 1); |
---|
| 4563 | } |
---|
| 4564 | _userClipPlanes[4]->SetOrigin(0, 0, bounds[4] + (bounds[5]-bounds[4])*ratio); |
---|
| 4565 | } else { |
---|
| 4566 | _userClipPlanes[4] = NULL; |
---|
| 4567 | } |
---|
| 4568 | } else { |
---|
[2512] | 4569 | if (ratio < 1.0) { |
---|
[2317] | 4570 | if (_userClipPlanes[5] == NULL) { |
---|
| 4571 | _userClipPlanes[5] = vtkSmartPointer<vtkPlane>::New(); |
---|
| 4572 | _userClipPlanes[5]->SetNormal(0, 0, -1); |
---|
| 4573 | } |
---|
| 4574 | _userClipPlanes[5]->SetOrigin(0, 0, bounds[4] + (bounds[5]-bounds[4])*ratio); |
---|
| 4575 | } else { |
---|
| 4576 | _userClipPlanes[5] = NULL; |
---|
| 4577 | } |
---|
| 4578 | } |
---|
| 4579 | break; |
---|
| 4580 | default: |
---|
| 4581 | ; |
---|
| 4582 | } |
---|
| 4583 | |
---|
| 4584 | _needsRedraw = true; |
---|
| 4585 | } |
---|
| 4586 | |
---|
| 4587 | /** |
---|
[2270] | 4588 | * \brief Set up clipping planes for image camera mode if needed |
---|
| 4589 | */ |
---|
| 4590 | void Renderer::setCameraClippingPlanes() |
---|
| 4591 | { |
---|
| 4592 | /* XXX: Note that there appears to be a bug with setting the |
---|
| 4593 | * clipping plane collection to NULL in the VTK Mappers -- |
---|
| 4594 | * the old clip planes are still applied. The workaround here |
---|
| 4595 | * is to keep the PlaneCollection and add/remove the planes |
---|
| 4596 | * to/from the PlaneCollection as needed. |
---|
| 4597 | */ |
---|
| 4598 | if (_cameraMode == IMAGE) { |
---|
| 4599 | if (_activeClipPlanes->GetNumberOfItems() == 0) { |
---|
| 4600 | for (int i = 0; i < 4; i++) |
---|
[2317] | 4601 | _activeClipPlanes->AddItem(_cameraClipPlanes[i]); |
---|
[2270] | 4602 | } |
---|
| 4603 | } else { |
---|
| 4604 | if (_activeClipPlanes->GetNumberOfItems() > 0) |
---|
| 4605 | _activeClipPlanes->RemoveAllItems(); |
---|
[2317] | 4606 | for (int i = 0; i < 6; i++) { |
---|
| 4607 | if (_userClipPlanes[i] != NULL) { |
---|
| 4608 | _activeClipPlanes->AddItem(_userClipPlanes[i]); |
---|
| 4609 | } |
---|
| 4610 | } |
---|
[2270] | 4611 | } |
---|
| 4612 | |
---|
| 4613 | /* Ensure all Mappers are using the PlaneCollection |
---|
| 4614 | * This will not change the state or timestamp of |
---|
| 4615 | * Mappers already using the PlaneCollection |
---|
| 4616 | */ |
---|
[3164] | 4617 | setGraphicsObjectClippingPlanes<Arc>(_activeClipPlanes); |
---|
| 4618 | setGraphicsObjectClippingPlanes<Arrow>(_activeClipPlanes); |
---|
| 4619 | setGraphicsObjectClippingPlanes<Box>(_activeClipPlanes); |
---|
| 4620 | setGraphicsObjectClippingPlanes<Cone>(_activeClipPlanes); |
---|
| 4621 | setGraphicsObjectClippingPlanes<Contour2D>(_activeClipPlanes); |
---|
| 4622 | setGraphicsObjectClippingPlanes<Contour3D>(_activeClipPlanes); |
---|
| 4623 | setGraphicsObjectClippingPlanes<Cutplane>(_activeClipPlanes); |
---|
| 4624 | setGraphicsObjectClippingPlanes<Cylinder>(_activeClipPlanes); |
---|
| 4625 | setGraphicsObjectClippingPlanes<Disk>(_activeClipPlanes); |
---|
| 4626 | setGraphicsObjectClippingPlanes<Glyphs>(_activeClipPlanes); |
---|
| 4627 | setGraphicsObjectClippingPlanes<Group>(_activeClipPlanes); |
---|
| 4628 | setGraphicsObjectClippingPlanes<HeightMap>(_activeClipPlanes); |
---|
[3818] | 4629 | setGraphicsObjectClippingPlanes<Image>(_activeClipPlanes); |
---|
[4082] | 4630 | setGraphicsObjectClippingPlanes<ImageCutplane>(_activeClipPlanes); |
---|
[3164] | 4631 | setGraphicsObjectClippingPlanes<LIC>(_activeClipPlanes); |
---|
| 4632 | setGraphicsObjectClippingPlanes<Line>(_activeClipPlanes); |
---|
| 4633 | setGraphicsObjectClippingPlanes<Molecule>(_activeClipPlanes); |
---|
[3535] | 4634 | setGraphicsObjectClippingPlanes<Outline>(_activeClipPlanes); |
---|
[3861] | 4635 | setGraphicsObjectClippingPlanes<Parallelepiped>(_activeClipPlanes); |
---|
[3164] | 4636 | setGraphicsObjectClippingPlanes<PolyData>(_activeClipPlanes); |
---|
| 4637 | setGraphicsObjectClippingPlanes<Polygon>(_activeClipPlanes); |
---|
| 4638 | setGraphicsObjectClippingPlanes<PseudoColor>(_activeClipPlanes); |
---|
| 4639 | setGraphicsObjectClippingPlanes<Sphere>(_activeClipPlanes); |
---|
| 4640 | setGraphicsObjectClippingPlanes<Streamlines>(_activeClipPlanes); |
---|
[3818] | 4641 | setGraphicsObjectClippingPlanes<Text3D>(_activeClipPlanes); |
---|
[3164] | 4642 | setGraphicsObjectClippingPlanes<Volume>(_activeClipPlanes); |
---|
| 4643 | setGraphicsObjectClippingPlanes<Warp>(_activeClipPlanes); |
---|
[2270] | 4644 | } |
---|
| 4645 | |
---|
| 4646 | /** |
---|
[2332] | 4647 | * \brief Control the use of two sided lighting |
---|
| 4648 | */ |
---|
| 4649 | void Renderer::setUseTwoSidedLighting(bool state) |
---|
| 4650 | { |
---|
| 4651 | _renderer->SetTwoSidedLighting(state ? 1 : 0); |
---|
| 4652 | _needsRedraw = true; |
---|
| 4653 | } |
---|
| 4654 | |
---|
| 4655 | /** |
---|
[3993] | 4656 | * \brief Control parameters of depth peeling algorithm |
---|
| 4657 | * |
---|
| 4658 | * \param occlusionRatio define the threshold under which the algorithm |
---|
| 4659 | * stops to iterate over peel layers. This is the ratio of the number of |
---|
| 4660 | * pixels that have been touched by the last layer over the total number |
---|
| 4661 | * of pixels of the viewport area. Initial value is 0.0, meaning rendering |
---|
| 4662 | * have to be exact. Greater values may speed-up the rendering with small |
---|
| 4663 | * impact on the quality. |
---|
| 4664 | * \param maxPeels define the maximum number of peeling layers. Initial |
---|
| 4665 | * value is 100. A special value of 0 means no maximum limit. It has to be |
---|
| 4666 | * a positive value. |
---|
| 4667 | */ |
---|
| 4668 | void Renderer::setDepthPeelingParams(double occlusionRatio, int maxPeels) |
---|
| 4669 | { |
---|
| 4670 | _renderer->SetOcclusionRatio(occlusionRatio); |
---|
| 4671 | _renderer->SetMaximumNumberOfPeels(maxPeels); |
---|
| 4672 | _needsRedraw = true; |
---|
| 4673 | } |
---|
| 4674 | |
---|
| 4675 | /** |
---|
[2290] | 4676 | * \brief Control the use of the depth peeling algorithm for transparency |
---|
| 4677 | */ |
---|
| 4678 | void Renderer::setUseDepthPeeling(bool state) |
---|
| 4679 | { |
---|
| 4680 | _renderer->SetUseDepthPeeling(state ? 1 : 0); |
---|
| 4681 | _needsRedraw = true; |
---|
| 4682 | } |
---|
| 4683 | |
---|
| 4684 | /** |
---|
[2328] | 4685 | * \brief Sets flag to trigger rendering next time render() is called |
---|
| 4686 | */ |
---|
| 4687 | void Renderer::eventuallyRender() |
---|
| 4688 | { |
---|
| 4689 | _needsRedraw = true; |
---|
| 4690 | } |
---|
| 4691 | |
---|
| 4692 | /** |
---|
[2100] | 4693 | * \brief Cause the rendering to render a new image if needed |
---|
| 4694 | * |
---|
| 4695 | * The _needsRedraw flag indicates if a state change has occured since |
---|
| 4696 | * the last rendered frame |
---|
| 4697 | */ |
---|
| 4698 | bool Renderer::render() |
---|
| 4699 | { |
---|
[3615] | 4700 | TRACE("Enter: redraw: %d axesReset: %d cameraReset: %d clippingRangeReset: %d", |
---|
| 4701 | _needsRedraw ? 1 : 0, _needsAxesReset ? 1 : 0, _needsCameraReset ? 1 : 0, _needsCameraClippingRangeReset ? 1 : 0); |
---|
[2100] | 4702 | if (_needsRedraw) { |
---|
[3330] | 4703 | if (_needsAxesReset) { |
---|
| 4704 | resetAxes(); |
---|
| 4705 | _needsAxesReset = false; |
---|
| 4706 | } |
---|
| 4707 | if (_needsCameraReset) { |
---|
| 4708 | initCamera(); |
---|
| 4709 | _needsCameraReset = false; |
---|
| 4710 | _needsCameraClippingRangeReset = false; |
---|
| 4711 | } else if (_needsCameraClippingRangeReset && _cameraMode != IMAGE) { |
---|
| 4712 | resetCameraClippingRange(); |
---|
| 4713 | _needsCameraClippingRangeReset = false; |
---|
| 4714 | } |
---|
[2270] | 4715 | setCameraClippingPlanes(); |
---|
[2100] | 4716 | _renderWindow->Render(); |
---|
[3828] | 4717 | int *sz = _renderWindow->GetSize(); |
---|
| 4718 | if (sz[0] != _windowWidth || sz[1] != _windowHeight) { |
---|
| 4719 | ERROR("Window size: %dx%d, but expected %dx%d", sz[0], sz[1], _windowWidth, _windowHeight); |
---|
| 4720 | } |
---|
[2100] | 4721 | _needsRedraw = false; |
---|
| 4722 | return true; |
---|
| 4723 | } else |
---|
| 4724 | return false; |
---|
| 4725 | } |
---|
| 4726 | |
---|
| 4727 | /// Get the pixel width of the render window/image |
---|
| 4728 | int Renderer::getWindowWidth() const |
---|
| 4729 | { |
---|
| 4730 | return _windowWidth; |
---|
| 4731 | } |
---|
| 4732 | |
---|
| 4733 | /// Get the pixel height of the render window/image |
---|
| 4734 | int Renderer::getWindowHeight() const |
---|
| 4735 | { |
---|
| 4736 | return _windowHeight; |
---|
| 4737 | } |
---|
| 4738 | |
---|
| 4739 | /** |
---|
| 4740 | * \brief Read back the rendered framebuffer image |
---|
| 4741 | */ |
---|
| 4742 | void Renderer::getRenderedFrame(vtkUnsignedCharArray *imgData) |
---|
| 4743 | { |
---|
[2260] | 4744 | #ifdef RENDER_TARGA |
---|
| 4745 | _renderWindow->MakeCurrent(); |
---|
| 4746 | // Must clear previous errors first. |
---|
| 4747 | while (glGetError() != GL_NO_ERROR){ |
---|
| 4748 | ; |
---|
| 4749 | } |
---|
| 4750 | int bytesPerPixel = TARGA_BYTES_PER_PIXEL; |
---|
| 4751 | int size = bytesPerPixel * _windowWidth * _windowHeight; |
---|
| 4752 | |
---|
| 4753 | if (imgData->GetMaxId() + 1 != size) |
---|
| 4754 | { |
---|
| 4755 | imgData->SetNumberOfComponents(bytesPerPixel); |
---|
| 4756 | imgData->SetNumberOfValues(size); |
---|
| 4757 | } |
---|
| 4758 | glDisable(GL_TEXTURE_2D); |
---|
| 4759 | if (_renderWindow->GetDoubleBuffer()) { |
---|
| 4760 | glReadBuffer(static_cast<GLenum>(vtkOpenGLRenderWindow::SafeDownCast(_renderWindow)->GetBackLeftBuffer())); |
---|
| 4761 | } else { |
---|
| 4762 | glReadBuffer(static_cast<GLenum>(vtkOpenGLRenderWindow::SafeDownCast(_renderWindow)->GetFrontLeftBuffer())); |
---|
| 4763 | } |
---|
| 4764 | glPixelStorei(GL_PACK_ALIGNMENT, 1); |
---|
| 4765 | #ifdef WANT_TRACE |
---|
| 4766 | struct timeval t1, t2; |
---|
| 4767 | glFinish(); |
---|
| 4768 | gettimeofday(&t1, 0); |
---|
| 4769 | #endif |
---|
| 4770 | if (bytesPerPixel == 4) { |
---|
| 4771 | glReadPixels(0, 0, _windowWidth, _windowHeight, GL_BGRA, |
---|
| 4772 | GL_UNSIGNED_BYTE, imgData->GetPointer(0)); |
---|
| 4773 | } else { |
---|
| 4774 | glReadPixels(0, 0, _windowWidth, _windowHeight, GL_BGR, |
---|
| 4775 | GL_UNSIGNED_BYTE, imgData->GetPointer(0)); |
---|
| 4776 | } |
---|
| 4777 | #ifdef WANT_TRACE |
---|
| 4778 | gettimeofday(&t2, 0); |
---|
| 4779 | static unsigned int numFrames = 0; |
---|
| 4780 | static double accum = 0; |
---|
| 4781 | numFrames++; |
---|
[3330] | 4782 | accum += MSECS_ELAPSED(t1, t2); |
---|
[2260] | 4783 | #endif |
---|
[3330] | 4784 | TRACE("Readback time: %g ms", MSECS_ELAPSED(t1, t2)); |
---|
[2260] | 4785 | TRACE("Readback avg: %g ms", accum/numFrames); |
---|
| 4786 | if (glGetError() != GL_NO_ERROR) { |
---|
| 4787 | ERROR("glReadPixels"); |
---|
| 4788 | } |
---|
| 4789 | #else |
---|
[2254] | 4790 | _renderWindow->GetPixelData(0, 0, _windowWidth-1, _windowHeight-1, |
---|
| 4791 | !_renderWindow->GetDoubleBuffer(), imgData); |
---|
[2260] | 4792 | #endif |
---|
[2100] | 4793 | TRACE("Image data size: %d", imgData->GetSize()); |
---|
| 4794 | } |
---|
| 4795 | |
---|
| 4796 | /** |
---|
| 4797 | * \brief Get nearest data value given display coordinates x,y |
---|
| 4798 | * |
---|
[3451] | 4799 | * FIXME: This doesn't work when actors are scaled |
---|
| 4800 | * |
---|
[2100] | 4801 | * Note: no interpolation is performed on data |
---|
| 4802 | */ |
---|
[2423] | 4803 | bool Renderer::getScalarValueAtPixel(const DataSetId& id, int x, int y, double *value) |
---|
[2100] | 4804 | { |
---|
| 4805 | vtkSmartPointer<vtkCoordinate> coord = vtkSmartPointer<vtkCoordinate>::New(); |
---|
| 4806 | coord->SetCoordinateSystemToDisplay(); |
---|
[2423] | 4807 | coord->SetValue(x, _windowHeight - y, 0); |
---|
[2100] | 4808 | double *worldCoords = coord->GetComputedWorldValue(_renderer); |
---|
| 4809 | |
---|
[2423] | 4810 | TRACE("Pixel coords: %d, %d\nWorld coords: %g, %g, %g", x, y, |
---|
[2100] | 4811 | worldCoords[0], |
---|
| 4812 | worldCoords[1], |
---|
| 4813 | worldCoords[2]); |
---|
| 4814 | |
---|
[2423] | 4815 | return getScalarValue(id, worldCoords[0], worldCoords[1], worldCoords[2], value); |
---|
[2100] | 4816 | } |
---|
| 4817 | |
---|
| 4818 | /** |
---|
| 4819 | * \brief Get nearest data value given world coordinates x,y,z |
---|
| 4820 | * |
---|
| 4821 | * Note: no interpolation is performed on data |
---|
| 4822 | */ |
---|
[2423] | 4823 | bool Renderer::getScalarValue(const DataSetId& id, double x, double y, double z, double *value) |
---|
[2100] | 4824 | { |
---|
| 4825 | DataSet *ds = getDataSet(id); |
---|
| 4826 | if (ds == NULL) |
---|
[2423] | 4827 | return false; |
---|
| 4828 | |
---|
| 4829 | return ds->getScalarValue(x, y, z, value); |
---|
[2100] | 4830 | } |
---|
[2423] | 4831 | |
---|
| 4832 | /** |
---|
| 4833 | * \brief Get nearest data value given display coordinates x,y |
---|
| 4834 | * |
---|
| 4835 | * Note: no interpolation is performed on data |
---|
| 4836 | */ |
---|
| 4837 | bool Renderer::getVectorValueAtPixel(const DataSetId& id, int x, int y, double vector[3]) |
---|
| 4838 | { |
---|
| 4839 | vtkSmartPointer<vtkCoordinate> coord = vtkSmartPointer<vtkCoordinate>::New(); |
---|
| 4840 | coord->SetCoordinateSystemToDisplay(); |
---|
| 4841 | coord->SetValue(x, _windowHeight - y, 0); |
---|
| 4842 | double *worldCoords = coord->GetComputedWorldValue(_renderer); |
---|
| 4843 | |
---|
| 4844 | TRACE("Pixel coords: %d, %d\nWorld coords: %g, %g, %g", x, y, |
---|
| 4845 | worldCoords[0], |
---|
| 4846 | worldCoords[1], |
---|
| 4847 | worldCoords[2]); |
---|
| 4848 | |
---|
| 4849 | return getVectorValue(id, worldCoords[0], worldCoords[1], worldCoords[2], vector); |
---|
| 4850 | } |
---|
| 4851 | |
---|
| 4852 | /** |
---|
| 4853 | * \brief Get nearest data value given world coordinates x,y,z |
---|
| 4854 | * |
---|
| 4855 | * Note: no interpolation is performed on data |
---|
| 4856 | */ |
---|
| 4857 | bool Renderer::getVectorValue(const DataSetId& id, double x, double y, double z, double vector[3]) |
---|
| 4858 | { |
---|
| 4859 | DataSet *ds = getDataSet(id); |
---|
| 4860 | if (ds == NULL) |
---|
| 4861 | return false; |
---|
| 4862 | |
---|
| 4863 | return ds->getVectorValue(x, y, z, vector); |
---|
| 4864 | } |
---|