[4082] | 1 | /* -*- mode: c++; c-basic-offset: 4; indent-tabs-mode: nil -*- */ |
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| 2 | /* |
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| 3 | * Copyright (C) 2004-2012 HUBzero Foundation, LLC |
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| 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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| 8 | #include <cassert> |
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| 9 | #include <cfloat> |
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| 10 | #include <cstring> |
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| 11 | |
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| 12 | #include <vtkDataSet.h> |
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| 13 | #include <vtkPointData.h> |
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| 14 | #include <vtkCellData.h> |
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[4256] | 15 | #include <vtkRectilinearGrid.h> |
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| 16 | #include <vtkStructuredGrid.h> |
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[4082] | 17 | #include <vtkPolyDataMapper.h> |
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| 18 | #include <vtkProperty.h> |
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| 19 | #include <vtkImageData.h> |
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[4256] | 20 | #include <vtkProbeFilter.h> |
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| 21 | #include <vtkGaussianSplatter.h> |
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[4082] | 22 | #include <vtkLookupTable.h> |
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| 23 | #include <vtkTransform.h> |
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| 24 | #include <vtkExtractVOI.h> |
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| 25 | #include <vtkDataSetSurfaceFilter.h> |
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| 26 | |
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| 27 | #include "ImageCutplane.h" |
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| 28 | #include "Renderer.h" |
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| 29 | #include "Trace.h" |
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| 30 | |
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| 31 | using namespace VtkVis; |
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| 32 | |
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| 33 | ImageCutplane::ImageCutplane() : |
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| 34 | GraphicsObject(), |
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[4256] | 35 | _pipelineInitialized(false), |
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[4082] | 36 | _colorMap(NULL), |
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| 37 | _renderer(NULL) |
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| 38 | { |
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| 39 | } |
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| 40 | |
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| 41 | ImageCutplane::~ImageCutplane() |
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| 42 | { |
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| 43 | #ifdef WANT_TRACE |
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| 44 | if (_dataSet != NULL) |
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| 45 | TRACE("Deleting ImageCutplane for %s", _dataSet->getName().c_str()); |
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| 46 | else |
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| 47 | TRACE("Deleting ImageCutplane with NULL DataSet"); |
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| 48 | #endif |
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| 49 | } |
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| 50 | |
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| 51 | /** |
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| 52 | * \brief Create and initialize a VTK Prop to render the object |
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| 53 | */ |
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| 54 | void ImageCutplane::initProp() |
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| 55 | { |
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| 56 | if (_prop == NULL) { |
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| 57 | _prop = vtkSmartPointer<vtkAssembly>::New(); |
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| 58 | |
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| 59 | for (int i = 0; i < 3; i++) { |
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| 60 | _actor[i] = vtkSmartPointer<vtkImageSlice>::New(); |
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| 61 | _borderActor[i] = vtkSmartPointer<vtkActor>::New(); |
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| 62 | vtkImageProperty *imgProperty = _actor[i]->GetProperty(); |
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| 63 | imgProperty->SetInterpolationTypeToLinear(); |
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| 64 | imgProperty->SetBackingColor(_color[0], _color[1], _color[2]); |
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| 65 | imgProperty->BackingOff(); |
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| 66 | imgProperty->SetOpacity(_opacity); |
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| 67 | imgProperty->SetAmbient(0.0); |
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| 68 | imgProperty->SetDiffuse(1.0); |
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| 69 | vtkProperty *property = _borderActor[i]->GetProperty(); |
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| 70 | property->SetColor(_color[0], _color[1], _color[2]); |
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| 71 | property->SetEdgeColor(_edgeColor[0], _edgeColor[1], _edgeColor[2]); |
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| 72 | property->SetLineWidth(_edgeWidth); |
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| 73 | property->SetPointSize(_pointSize); |
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| 74 | property->EdgeVisibilityOff(); |
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| 75 | property->SetOpacity(_opacity); |
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| 76 | property->LightingOff(); |
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| 77 | |
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| 78 | getAssembly()->AddPart(_borderActor[i]); |
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| 79 | } |
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| 80 | } else { |
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| 81 | for (int i = 0; i < 3; i++) { |
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| 82 | getAssembly()->RemovePart(_actor[i]); |
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| 83 | } |
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| 84 | } |
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| 85 | } |
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| 86 | |
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| 87 | void ImageCutplane::setInterpolationType(InterpType type) |
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| 88 | { |
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| 89 | for (int i = 0; i < 3; i++) { |
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| 90 | switch (type) { |
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| 91 | case INTERP_NEAREST: |
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| 92 | _actor[i]->GetProperty()->SetInterpolationTypeToNearest(); |
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| 93 | break; |
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| 94 | case INTERP_LINEAR: |
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| 95 | _actor[i]->GetProperty()->SetInterpolationTypeToLinear(); |
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| 96 | break; |
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| 97 | case INTERP_CUBIC: |
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| 98 | _actor[i]->GetProperty()->SetInterpolationTypeToCubic(); |
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| 99 | break; |
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| 100 | } |
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| 101 | } |
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| 102 | } |
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| 103 | |
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| 104 | /** |
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| 105 | * \brief Set the material color (sets ambient, diffuse, and specular) |
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| 106 | */ |
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| 107 | void ImageCutplane::setColor(float color[3]) |
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| 108 | { |
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| 109 | GraphicsObject::setColor(color); |
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| 110 | |
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| 111 | for (int i = 0; i < 3; i++) { |
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| 112 | if (_actor[i] != NULL) { |
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| 113 | _actor[i]->GetProperty()->SetBackingColor(color[0], color[1], color[2]); |
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| 114 | } |
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| 115 | if (_borderActor[i] != NULL) { |
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| 116 | _borderActor[i]->GetProperty()->SetColor(color[0], color[1], color[2]); |
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| 117 | } |
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| 118 | } |
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| 119 | } |
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| 120 | |
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| 121 | void ImageCutplane::setAmbient(double ambient) |
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| 122 | { |
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| 123 | for (int i = 0; i < 3; i++) { |
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| 124 | if (_actor[i] != NULL) { |
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| 125 | _actor[i]->GetProperty()->SetAmbient(ambient); |
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| 126 | } |
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| 127 | } |
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| 128 | } |
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| 129 | |
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| 130 | void ImageCutplane::setDiffuse(double diffuse) |
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| 131 | { |
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| 132 | for (int i = 0; i < 3; i++) { |
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| 133 | if (_actor[i] != NULL) { |
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| 134 | _actor[i]->GetProperty()->SetDiffuse(diffuse); |
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| 135 | } |
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| 136 | } |
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| 137 | } |
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| 138 | |
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| 139 | void ImageCutplane::setOpacity(double opacity) |
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| 140 | { |
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| 141 | for (int i = 0; i < 3; i++) { |
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| 142 | if (_actor[i] != NULL) { |
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| 143 | _actor[i]->GetProperty()->SetOpacity(opacity); |
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| 144 | } |
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| 145 | } |
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| 146 | } |
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| 147 | |
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| 148 | void ImageCutplane::update() |
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| 149 | { |
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| 150 | if (_dataSet == NULL) |
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| 151 | return; |
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| 152 | |
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| 153 | vtkDataSet *ds = _dataSet->getVtkDataSet(); |
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| 154 | |
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[4256] | 155 | if (_dataSet->is2D()) { |
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| 156 | USER_ERROR("Image cutplane requires a 3D data set"); |
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| 157 | _dataSet = NULL; |
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[4082] | 158 | return; |
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| 159 | } |
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[4256] | 160 | |
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| 161 | if (ds->GetPointData() == NULL || |
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| 162 | ds->GetPointData()->GetScalars() == NULL) { |
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| 163 | USER_ERROR("No scalar field was found in the data set"); |
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[4082] | 164 | return; |
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| 165 | } |
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[4256] | 166 | |
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[4082] | 167 | double bounds[6]; |
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| 168 | _dataSet->getBounds(bounds); |
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| 169 | // Mapper, actor to render color-mapped data set |
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| 170 | for (int i = 0; i < 3; i++) { |
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| 171 | if (_cutPlane[i] == NULL) { |
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| 172 | _cutPlane[i] = vtkSmartPointer<vtkPlane>::New(); |
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| 173 | switch (i) { |
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| 174 | case 0: |
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| 175 | _cutPlane[i]->SetNormal(1, 0, 0); |
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| 176 | _cutPlane[i]->SetOrigin(bounds[0] + (bounds[1]-bounds[0])/2., |
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| 177 | 0, |
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| 178 | 0); |
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| 179 | break; |
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| 180 | case 1: |
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| 181 | _cutPlane[i]->SetNormal(0, 1, 0); |
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| 182 | _cutPlane[i]->SetOrigin(0, |
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| 183 | bounds[2] + (bounds[3]-bounds[2])/2., |
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| 184 | 0); |
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| 185 | break; |
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| 186 | case 2: |
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| 187 | default: |
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| 188 | _cutPlane[i]->SetNormal(0, 0, 1); |
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| 189 | _cutPlane[i]->SetOrigin(0, |
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| 190 | 0, |
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| 191 | bounds[4] + (bounds[5]-bounds[4])/2.); |
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| 192 | break; |
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| 193 | } |
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| 194 | } |
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| 195 | if (_mapper[i] == NULL) { |
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| 196 | _mapper[i] = vtkSmartPointer<vtkImageResliceMapper>::New(); |
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| 197 | _mapper[i]->SetSlicePlane(_cutPlane[i]); |
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| 198 | } |
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| 199 | } |
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| 200 | |
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[4256] | 201 | if (!_pipelineInitialized) { |
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| 202 | vtkImageData *imgData = vtkImageData::SafeDownCast(ds); |
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| 203 | if (imgData == NULL) { |
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| 204 | // Need to resample to ImageData |
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| 205 | if (_dataSet->isCloud()) { |
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| 206 | // DataSet is a 3D point cloud |
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| 207 | vtkSmartPointer<vtkGaussianSplatter> splatter = vtkSmartPointer<vtkGaussianSplatter>::New(); |
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| 208 | #ifdef USE_VTK6 |
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| 209 | splatter->SetInputData(ds); |
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| 210 | #else |
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| 211 | splatter->SetInput(ds); |
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| 212 | #endif |
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| 213 | int dims[3]; |
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| 214 | dims[0] = dims[1] = dims[2] = 64; |
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| 215 | if (vtkStructuredGrid::SafeDownCast(ds) != NULL) { |
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| 216 | vtkStructuredGrid::SafeDownCast(ds)->GetDimensions(dims); |
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| 217 | } else if (vtkRectilinearGrid::SafeDownCast(ds) != NULL) { |
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| 218 | vtkRectilinearGrid::SafeDownCast(ds)->GetDimensions(dims); |
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| 219 | } |
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| 220 | TRACE("Generating volume with dims (%d,%d,%d) from %d points", |
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| 221 | dims[0], dims[1], dims[2], ds->GetNumberOfPoints()); |
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| 222 | splatter->SetSampleDimensions(dims); |
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| 223 | splatter->Update(); |
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| 224 | |
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| 225 | TRACE("Done generating volume"); |
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| 226 | |
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| 227 | for (int i = 0; i < 3; i++) { |
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| 228 | _mapper[i]->SetInputConnection(splatter->GetOutputPort()); |
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| 229 | } |
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| 230 | } else { |
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| 231 | // (Slow) Resample using ProbeFilter |
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| 232 | double xLen = bounds[1] - bounds[0]; |
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| 233 | double yLen = bounds[3] - bounds[2]; |
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| 234 | double zLen = bounds[5] - bounds[4]; |
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| 235 | |
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| 236 | int dims[3]; |
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| 237 | dims[0] = dims[1] = dims[2] = 64; |
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| 238 | if (xLen == 0.0) dims[0] = 1; |
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| 239 | if (yLen == 0.0) dims[1] = 1; |
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| 240 | if (zLen == 0.0) dims[2] = 1; |
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| 241 | if (vtkStructuredGrid::SafeDownCast(ds) != NULL) { |
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| 242 | vtkStructuredGrid::SafeDownCast(ds)->GetDimensions(dims); |
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| 243 | } else if (vtkRectilinearGrid::SafeDownCast(ds) != NULL) { |
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| 244 | vtkRectilinearGrid::SafeDownCast(ds)->GetDimensions(dims); |
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| 245 | } |
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| 246 | TRACE("Generating volume with dims (%d,%d,%d) from %d points", |
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| 247 | dims[0], dims[1], dims[2], ds->GetNumberOfPoints()); |
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| 248 | |
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| 249 | double xSpacing = (dims[0] == 1 ? 0.0 : xLen/((double)(dims[0]-1))); |
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| 250 | double ySpacing = (dims[1] == 1 ? 0.0 : yLen/((double)(dims[1]-1))); |
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| 251 | double zSpacing = (dims[2] == 1 ? 0.0 : zLen/((double)(dims[2]-1))); |
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| 252 | |
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| 253 | vtkSmartPointer<vtkImageData> resampleGrid = vtkSmartPointer<vtkImageData>::New(); |
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| 254 | resampleGrid->SetDimensions(dims[0], dims[1], dims[2]); |
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| 255 | resampleGrid->SetOrigin(bounds[0], bounds[2], bounds[4]); |
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| 256 | resampleGrid->SetSpacing(xSpacing, ySpacing, zSpacing); |
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| 257 | |
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| 258 | vtkSmartPointer<vtkProbeFilter> probe = vtkSmartPointer<vtkProbeFilter>::New(); |
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| 259 | #ifdef USE_VTK6 |
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| 260 | probe->SetInputData(resampleGrid); |
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| 261 | probe->SetSourceData(ds); |
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| 262 | #else |
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| 263 | probe->SetInput(resampleGrid); |
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| 264 | probe->SetSource(ds); |
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| 265 | #endif |
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| 266 | probe->Update(); |
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| 267 | |
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| 268 | TRACE("Done generating volume"); |
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| 269 | |
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| 270 | for (int i = 0; i < 3; i++) { |
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| 271 | _mapper[i]->SetInputConnection(probe->GetOutputPort()); |
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| 272 | } |
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| 273 | } |
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| 274 | } else { |
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| 275 | // Have ImageData |
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| 276 | for (int i = 0; i < 3; i++) { |
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| 277 | #ifdef USE_VTK6 |
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| 278 | _mapper[i]->SetInputData(imgData); |
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| 279 | #else |
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| 280 | _mapper[i]->SetInput(imgData); |
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| 281 | #endif |
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| 282 | } |
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| 283 | } |
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| 284 | } |
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| 285 | |
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[4082] | 286 | initProp(); |
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| 287 | |
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| 288 | for (int i = 0; i < 3; i++) { |
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| 289 | if (_mapper[i] != NULL && _borderMapper[i] == NULL) { |
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| 290 | _borderMapper[i] = vtkSmartPointer<vtkPolyDataMapper>::New(); |
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| 291 | _outlineSource[i] = vtkSmartPointer<vtkOutlineSource>::New(); |
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| 292 | switch (i) { |
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| 293 | case 0: |
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| 294 | _outlineSource[i]->SetBounds(bounds[0] + (bounds[1]-bounds[0])/2., |
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| 295 | bounds[0] + (bounds[1]-bounds[0])/2., |
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| 296 | bounds[2], bounds[3], |
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| 297 | bounds[4], bounds[5]); |
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| 298 | break; |
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| 299 | case 1: |
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| 300 | _outlineSource[i]->SetBounds(bounds[0], bounds[1], |
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| 301 | bounds[2] + (bounds[3]-bounds[2])/2., |
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| 302 | bounds[2] + (bounds[3]-bounds[2])/2., |
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| 303 | bounds[4], bounds[5]); |
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| 304 | break; |
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| 305 | case 2: |
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| 306 | _outlineSource[i]->SetBounds(bounds[0], bounds[1], |
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| 307 | bounds[2], bounds[3], |
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| 308 | bounds[4] + (bounds[5]-bounds[4])/2., |
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| 309 | bounds[4] + (bounds[5]-bounds[4])/2.); |
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| 310 | break; |
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| 311 | default: |
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| 312 | ; |
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| 313 | } |
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| 314 | _borderMapper[i]->SetInputConnection(_outlineSource[i]->GetOutputPort()); |
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| 315 | _borderMapper[i]->SetResolveCoincidentTopologyToPolygonOffset(); |
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| 316 | } |
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| 317 | } |
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| 318 | |
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| 319 | if (_lut == NULL) { |
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| 320 | setColorMap(ColorMap::getDefault()); |
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| 321 | } |
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| 322 | |
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[4256] | 323 | _pipelineInitialized = true; |
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| 324 | |
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[4082] | 325 | for (int i = 0; i < 3; i++) { |
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| 326 | if (_mapper[i] != NULL) { |
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| 327 | _actor[i]->SetMapper(_mapper[i]); |
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| 328 | vtkImageMapper3D *im3d = _mapper[i]; |
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| 329 | im3d->Update(); |
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| 330 | } |
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| 331 | if (_borderMapper[i] != NULL) { |
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| 332 | _borderActor[i]->SetMapper(_borderMapper[i]); |
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| 333 | _borderMapper[i]->Update(); |
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| 334 | } |
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| 335 | // Only add cutter actor to assembly if geometry was |
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| 336 | // produced, in order to prevent messing up assembly bounds |
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| 337 | double bounds[6]; |
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| 338 | _actor[i]->GetBounds(bounds); |
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| 339 | if (bounds[0] <= bounds[1]) { |
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| 340 | getAssembly()->AddPart(_actor[i]); |
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| 341 | } |
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| 342 | } |
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| 343 | } |
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| 344 | |
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| 345 | /** |
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| 346 | * \brief Select a 2D slice plane from a 3D DataSet |
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| 347 | * |
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| 348 | * \param[in] axis Axis of slice plane |
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| 349 | * \param[in] ratio Position [0,1] of slice plane along axis |
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| 350 | */ |
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| 351 | void ImageCutplane::selectVolumeSlice(Axis axis, double ratio) |
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| 352 | { |
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| 353 | if (_dataSet->is2D()) { |
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| 354 | WARN("DataSet not 3D, returning"); |
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| 355 | return; |
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| 356 | } |
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| 357 | |
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| 358 | if ((axis == X_AXIS &&_cutPlane[0] == NULL) || |
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| 359 | (axis == Y_AXIS &&_cutPlane[1] == NULL) || |
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| 360 | (axis == Z_AXIS &&_cutPlane[2] == NULL)) { |
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| 361 | WARN("Called before update() or DataSet is not a volume"); |
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| 362 | return; |
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| 363 | } |
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| 364 | |
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| 365 | double bounds[6]; |
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| 366 | _dataSet->getBounds(bounds); |
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| 367 | #if 0 |
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| 368 | if (ratio == 0.0) |
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| 369 | ratio = 0.001; |
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| 370 | if (ratio == 1.0) |
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| 371 | ratio = 0.999; |
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| 372 | #endif |
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| 373 | switch (axis) { |
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| 374 | case X_AXIS: |
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| 375 | _cutPlane[0]->SetOrigin(bounds[0] + (bounds[1]-bounds[0]) * ratio, |
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| 376 | 0, |
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| 377 | 0); |
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| 378 | _outlineSource[0]->SetBounds(bounds[0] + (bounds[1]-bounds[0]) * ratio, |
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| 379 | bounds[0] + (bounds[1]-bounds[0]) * ratio, |
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| 380 | bounds[2], bounds[3], |
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| 381 | bounds[4], bounds[5]); |
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| 382 | break; |
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| 383 | case Y_AXIS: |
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| 384 | _cutPlane[1]->SetOrigin(0, |
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| 385 | bounds[2] + (bounds[3]-bounds[2]) * ratio, |
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| 386 | 0); |
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| 387 | _outlineSource[1]->SetBounds(bounds[0], bounds[1], |
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| 388 | bounds[2] + (bounds[3]-bounds[2]) * ratio, |
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| 389 | bounds[2] + (bounds[3]-bounds[2]) * ratio, |
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| 390 | bounds[4], bounds[5]); |
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| 391 | break; |
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| 392 | case Z_AXIS: |
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| 393 | _cutPlane[2]->SetOrigin(0, |
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| 394 | 0, |
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| 395 | bounds[4] + (bounds[5]-bounds[4]) * ratio); |
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| 396 | _outlineSource[2]->SetBounds(bounds[0], bounds[1], |
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| 397 | bounds[2], bounds[3], |
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| 398 | bounds[4] + (bounds[5]-bounds[4]) * ratio, |
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| 399 | bounds[4] + (bounds[5]-bounds[4]) * ratio); |
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| 400 | break; |
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| 401 | default: |
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| 402 | ERROR("Invalid Axis"); |
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| 403 | return; |
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| 404 | } |
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| 405 | update(); |
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| 406 | } |
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| 407 | |
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| 408 | void ImageCutplane::updateRanges(Renderer *renderer) |
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| 409 | { |
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| 410 | GraphicsObject::updateRanges(renderer); |
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| 411 | |
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| 412 | updateColorMap(); |
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| 413 | } |
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| 414 | |
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| 415 | /** |
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| 416 | * \brief Called when the color map has been edited |
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| 417 | */ |
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| 418 | void ImageCutplane::updateColorMap() |
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| 419 | { |
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| 420 | setColorMap(_colorMap); |
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| 421 | } |
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| 422 | |
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| 423 | /** |
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| 424 | * \brief Associate a colormap lookup table with the DataSet |
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| 425 | */ |
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| 426 | void ImageCutplane::setColorMap(ColorMap *cmap) |
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| 427 | { |
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| 428 | if (cmap == NULL) { |
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| 429 | _colorMap = NULL; |
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| 430 | _lut = NULL; |
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| 431 | for (int i = 0; i < 3; i++) { |
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| 432 | if (_actor[i] != NULL) { |
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| 433 | _actor[i]->GetProperty()->SetLookupTable(NULL); |
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| 434 | } |
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| 435 | } |
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| 436 | return; |
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| 437 | } |
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| 438 | |
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| 439 | _colorMap = cmap; |
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| 440 | |
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| 441 | if (_lut == NULL) { |
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| 442 | _lut = vtkSmartPointer<vtkLookupTable>::New(); |
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| 443 | for (int i = 0; i < 3; i++) { |
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| 444 | if (_actor[i] != NULL) { |
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| 445 | _actor[i]->GetProperty()->UseLookupTableScalarRangeOn(); |
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| 446 | _actor[i]->GetProperty()->SetLookupTable(_lut); |
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| 447 | } |
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| 448 | } |
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| 449 | _lut->DeepCopy(cmap->getLookupTable()); |
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| 450 | _lut->SetRange(_dataRange); |
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| 451 | } else { |
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| 452 | double range[2]; |
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| 453 | _lut->GetTableRange(range); |
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| 454 | _lut->DeepCopy(cmap->getLookupTable()); |
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| 455 | _lut->SetRange(range); |
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| 456 | _lut->Modified(); |
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| 457 | } |
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| 458 | } |
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| 459 | |
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| 460 | void ImageCutplane::setUseWindowLevel(bool state) |
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| 461 | { |
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| 462 | for (int i = 0; i < 3; i++) { |
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| 463 | if (_actor[i] != NULL) { |
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| 464 | _actor[i]->GetProperty()->SetUseLookupTableScalarRange((state ? 0 : 1)); |
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| 465 | } |
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| 466 | } |
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| 467 | } |
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| 468 | |
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| 469 | void ImageCutplane::setWindow(double window) |
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| 470 | { |
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| 471 | for (int i = 0; i < 3; i++) { |
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| 472 | if (_actor[i] != NULL) { |
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| 473 | _actor[i]->GetProperty()->UseLookupTableScalarRangeOff(); |
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| 474 | _actor[i]->GetProperty()->SetColorWindow(window); |
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| 475 | } |
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| 476 | } |
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| 477 | } |
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| 478 | |
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| 479 | void ImageCutplane::setLevel(double level) |
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| 480 | { |
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| 481 | for (int i = 0; i < 3; i++) { |
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| 482 | if (_actor[i] != NULL) { |
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| 483 | _actor[i]->GetProperty()->UseLookupTableScalarRangeOff(); |
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| 484 | _actor[i]->GetProperty()->SetColorLevel(level); |
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| 485 | } |
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| 486 | } |
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| 487 | } |
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| 488 | |
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| 489 | /** |
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| 490 | * \brief Turn on/off rendering of outlines |
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| 491 | */ |
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| 492 | void ImageCutplane::setOutlineVisibility(bool state) |
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| 493 | { |
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| 494 | for (int i = 0; i < 3; i++) { |
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| 495 | if (_borderActor[i] != NULL) { |
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| 496 | _borderActor[i]->SetVisibility((state ? 1 : 0)); |
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| 497 | } |
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| 498 | } |
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| 499 | } |
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| 500 | |
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| 501 | /** |
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| 502 | * \brief Set visibility of cutplane on specified axis |
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| 503 | */ |
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| 504 | void ImageCutplane::setSliceVisibility(Axis axis, bool state) |
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| 505 | { |
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| 506 | switch (axis) { |
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| 507 | case X_AXIS: |
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| 508 | if (_actor[0] != NULL) |
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| 509 | _actor[0]->SetVisibility((state ? 1 : 0)); |
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| 510 | if (_borderActor[0] != NULL) |
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| 511 | _borderActor[0]->SetVisibility((state ? 1 : 0)); |
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| 512 | break; |
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| 513 | case Y_AXIS: |
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| 514 | if (_actor[1] != NULL) |
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| 515 | _actor[1]->SetVisibility((state ? 1 : 0)); |
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| 516 | if (_borderActor[1] != NULL) |
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| 517 | _borderActor[1]->SetVisibility((state ? 1 : 0)); |
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| 518 | break; |
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| 519 | case Z_AXIS: |
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| 520 | default: |
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| 521 | if (_actor[2] != NULL) |
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| 522 | _actor[2]->SetVisibility((state ? 1 : 0)); |
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| 523 | if (_borderActor[2] != NULL) |
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| 524 | _borderActor[2]->SetVisibility((state ? 1 : 0)); |
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| 525 | break; |
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| 526 | } |
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| 527 | } |
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| 528 | |
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| 529 | /** |
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| 530 | * \brief Set a group of world coordinate planes to clip rendering |
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| 531 | * |
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| 532 | * Passing NULL for planes will remove all cliping planes |
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| 533 | */ |
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| 534 | void ImageCutplane::setClippingPlanes(vtkPlaneCollection *planes) |
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| 535 | { |
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| 536 | for (int i = 0; i < 3; i++) { |
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| 537 | if (_mapper[i] != NULL) { |
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| 538 | _mapper[i]->SetClippingPlanes(planes); |
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| 539 | } |
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| 540 | if (_borderMapper[i] != NULL) { |
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| 541 | _borderMapper[i]->SetClippingPlanes(planes); |
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| 542 | } |
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| 543 | } |
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| 544 | } |
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