[2798] | 1 | /* -*- mode: c++; c-basic-offset: 4; indent-tabs-mode: nil -*- */ |
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[834] | 2 | /* |
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| 3 | * ---------------------------------------------------------------------- |
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| 4 | * Command.cpp |
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| 5 | * |
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[917] | 6 | * This modules creates the Tcl interface to the nanovis server. The |
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| 7 | * communication protocol of the server is the Tcl language. Commands |
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| 8 | * given to the server by clients are executed in a safe interpreter and |
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| 9 | * the resulting image rendered offscreen is returned as BMP-formatted |
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| 10 | * image data. |
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[834] | 11 | * |
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| 12 | * ====================================================================== |
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| 13 | * AUTHOR: Wei Qiao <qiaow@purdue.edu> |
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| 14 | * Michael McLennan <mmclennan@purdue.edu> |
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| 15 | * Purdue Rendering and Perceptualization Lab (PURPL) |
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| 16 | * |
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[3502] | 17 | * Copyright (c) 2004-2013 HUBzero Foundation, LLC |
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[834] | 18 | * |
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| 19 | * See the file "license.terms" for information on usage and |
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| 20 | * redistribution of this file, and for a DISCLAIMER OF ALL WARRANTIES. |
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| 21 | * ====================================================================== |
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| 22 | */ |
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| 23 | |
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[877] | 24 | /* |
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| 25 | * TODO: In no particular order... |
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[887] | 26 | * o Use Tcl command option parser to reduce size of procedures, remove |
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[915] | 27 | * lots of extra error checking code. (almost there) |
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[1282] | 28 | * o Add bookkeeping for volumes, heightmaps, flows, etc. to track |
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[4612] | 29 | * 1) simulation # 2) include/exclude. The include/exclude |
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[923] | 30 | * is to indicate whether the item should contribute to the overall |
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| 31 | * limits of the axes. |
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[877] | 32 | */ |
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[834] | 33 | |
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[1328] | 34 | #include <assert.h> |
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| 35 | #include <stdlib.h> |
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[3559] | 36 | #include <unistd.h> /* Needed for getpid, gethostname, |
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| 37 | * write, etc. */ |
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[913] | 38 | #include <tcl.h> |
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[829] | 39 | |
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[1031] | 40 | #include <RpEncode.h> |
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| 41 | #include <RpOutcome.h> |
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| 42 | #include <RpBuffer.h> |
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[829] | 43 | |
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[3492] | 44 | #include <vrmath/Vector3f.h> |
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| 45 | |
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[1328] | 46 | #include "nanovis.h" |
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| 47 | #include "CmdProc.h" |
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[4612] | 48 | #include "FlowCmd.h" |
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[2846] | 49 | #include "dxReader.h" |
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[3502] | 50 | #include "VtkReader.h" |
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[2831] | 51 | #include "Grid.h" |
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[829] | 52 | #include "HeightMap.h" |
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[881] | 53 | #include "NvCamera.h" |
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[2831] | 54 | #include "NvZincBlendeReconstructor.h" |
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[1374] | 55 | #include "Unirect.h" |
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[3362] | 56 | #include "Volume.h" |
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[2831] | 57 | #include "VolumeRenderer.h" |
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[4818] | 58 | #include "Trace.h" |
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[829] | 59 | |
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[3463] | 60 | using namespace nv::graphics; |
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[3493] | 61 | using namespace vrmath; |
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[3463] | 62 | |
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[834] | 63 | // default transfer function |
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[1089] | 64 | static const char def_transfunc[] = |
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[917] | 65 | "transfunc define default {\n\ |
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[3505] | 66 | 0.00 0 0 1\n\ |
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| 67 | 0.25 0 1 1\n\ |
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| 68 | 0.50 0 1 0\n\ |
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[3562] | 69 | 0.75 1 1 0\n\ |
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[3505] | 70 | 1.00 1 0 0\n\ |
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[834] | 71 | } {\n\ |
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[3505] | 72 | 0.000000 0.0\n\ |
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| 73 | 0.107847 0.0\n\ |
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| 74 | 0.107857 1.0\n\ |
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| 75 | 0.177857 1.0\n\ |
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| 76 | 0.177867 0.0\n\ |
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| 77 | 0.250704 0.0\n\ |
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| 78 | 0.250714 1.0\n\ |
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| 79 | 0.320714 1.0\n\ |
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| 80 | 0.320724 0.0\n\ |
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| 81 | 0.393561 0.0\n\ |
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| 82 | 0.393571 1.0\n\ |
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| 83 | 0.463571 1.0\n\ |
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| 84 | 0.463581 0.0\n\ |
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| 85 | 0.536419 0.0\n\ |
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| 86 | 0.536429 1.0\n\ |
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| 87 | 0.606429 1.0\n\ |
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| 88 | 0.606439 0.0\n\ |
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| 89 | 0.679276 0.0\n\ |
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| 90 | 0.679286 1.0\n\ |
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| 91 | 0.749286 1.0\n\ |
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| 92 | 0.749296 0.0\n\ |
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| 93 | 0.822133 0.0\n\ |
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| 94 | 0.822143 1.0\n\ |
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| 95 | 0.892143 1.0\n\ |
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| 96 | 0.892153 0.0\n\ |
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| 97 | 1.000000 0.0\n\ |
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[834] | 98 | }"; |
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[829] | 99 | |
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[4829] | 100 | static int lastCmdStatus; |
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| 101 | |
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[1374] | 102 | bool |
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[1089] | 103 | GetBooleanFromObj(Tcl_Interp *interp, Tcl_Obj *objPtr, bool *boolPtr) |
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[927] | 104 | { |
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| 105 | int value; |
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| 106 | |
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| 107 | if (Tcl_GetBooleanFromObj(interp, objPtr, &value) != TCL_OK) { |
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| 108 | return TCL_ERROR; |
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| 109 | } |
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| 110 | *boolPtr = (bool)value; |
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| 111 | return TCL_OK; |
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| 112 | } |
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| 113 | |
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[1374] | 114 | int |
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[913] | 115 | GetFloatFromObj(Tcl_Interp *interp, Tcl_Obj *objPtr, float *valuePtr) |
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[834] | 116 | { |
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| 117 | double value; |
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[829] | 118 | |
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[913] | 119 | if (Tcl_GetDoubleFromObj(interp, objPtr, &value) != TCL_OK) { |
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[887] | 120 | return TCL_ERROR; |
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[834] | 121 | } |
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| 122 | *valuePtr = (float)value; |
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[835] | 123 | return TCL_OK; |
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[834] | 124 | } |
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| 125 | |
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[865] | 126 | static int |
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[1089] | 127 | GetCullMode(Tcl_Interp *interp, Tcl_Obj *objPtr, |
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[3463] | 128 | RenderContext::CullMode *modePtr) |
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[865] | 129 | { |
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[1028] | 130 | const char *string = Tcl_GetString(objPtr); |
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[865] | 131 | if (strcmp(string, "none") == 0) { |
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[3463] | 132 | *modePtr = RenderContext::NO_CULL; |
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[865] | 133 | } else if (strcmp(string, "front") == 0) { |
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[3463] | 134 | *modePtr = RenderContext::FRONT; |
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[865] | 135 | } else if (strcmp(string, "back") == 0) { |
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[3463] | 136 | *modePtr = RenderContext::BACK; |
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[865] | 137 | } else { |
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[1089] | 138 | Tcl_AppendResult(interp, "invalid cull mode \"", string, |
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[1028] | 139 | "\": should be front, back, or none\"", (char *)NULL); |
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[887] | 140 | return TCL_ERROR; |
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[865] | 141 | } |
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| 142 | return TCL_OK; |
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| 143 | } |
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| 144 | |
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| 145 | static int |
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[1089] | 146 | GetShadingModel(Tcl_Interp *interp, Tcl_Obj *objPtr, |
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[3463] | 147 | RenderContext::ShadingModel *modelPtr) |
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[865] | 148 | { |
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[1028] | 149 | const char *string = Tcl_GetString(objPtr); |
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| 150 | |
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[865] | 151 | if (strcmp(string,"flat") == 0) { |
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[3463] | 152 | *modelPtr = RenderContext::FLAT; |
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[865] | 153 | } else if (strcmp(string,"smooth") == 0) { |
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[3463] | 154 | *modelPtr = RenderContext::SMOOTH; |
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[865] | 155 | } else { |
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[1089] | 156 | Tcl_AppendResult(interp, "bad shading model \"", string, |
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[887] | 157 | "\": should be flat or smooth", (char *)NULL); |
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| 158 | return TCL_ERROR; |
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[865] | 159 | } |
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| 160 | return TCL_OK; |
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| 161 | } |
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| 162 | |
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| 163 | static int |
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[1089] | 164 | GetPolygonMode(Tcl_Interp *interp, Tcl_Obj *objPtr, |
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[3463] | 165 | RenderContext::PolygonMode *modePtr) |
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[865] | 166 | { |
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[1028] | 167 | const char *string = Tcl_GetString(objPtr); |
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| 168 | |
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[865] | 169 | if (strcmp(string,"wireframe") == 0) { |
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[3463] | 170 | *modePtr = RenderContext::LINE; |
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[865] | 171 | } else if (strcmp(string,"fill") == 0) { |
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[3463] | 172 | *modePtr = RenderContext::FILL; |
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[865] | 173 | } else { |
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[1089] | 174 | Tcl_AppendResult(interp, "invalid polygon mode \"", string, |
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[1028] | 175 | "\": should be wireframe or fill\"", (char *)NULL); |
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[887] | 176 | return TCL_ERROR; |
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[865] | 177 | } |
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| 178 | return TCL_OK; |
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| 179 | } |
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| 180 | |
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[2930] | 181 | /** |
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| 182 | * Creates a heightmap from the given the data. The format of the data |
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| 183 | * should be as follows: |
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[915] | 184 | * |
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[2930] | 185 | * xMin, xMax, xNum, yMin, yMax, yNum, heights... |
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[915] | 186 | * |
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[2930] | 187 | * xNum and yNum must be integer values, all others are real numbers. |
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| 188 | * The number of heights must be xNum * yNum; |
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[915] | 189 | */ |
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| 190 | static HeightMap * |
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[1089] | 191 | CreateHeightMap(ClientData clientData, Tcl_Interp *interp, int objc, |
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[1028] | 192 | Tcl_Obj *const *objv) |
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[915] | 193 | { |
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| 194 | float xMin, yMin, xMax, yMax; |
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| 195 | int xNum, yNum; |
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| 196 | |
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| 197 | if (objc != 7) { |
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[1089] | 198 | Tcl_AppendResult(interp, |
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[1028] | 199 | "wrong # of values: should be xMin yMin xMax yMax xNum yNum heights", |
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| 200 | (char *)NULL); |
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[915] | 201 | return NULL; |
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| 202 | } |
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| 203 | if ((GetFloatFromObj(interp, objv[0], &xMin) != TCL_OK) || |
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[1089] | 204 | (GetFloatFromObj(interp, objv[1], &yMin) != TCL_OK) || |
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[915] | 205 | (GetFloatFromObj(interp, objv[2], &xMax) != TCL_OK) || |
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| 206 | (GetFloatFromObj(interp, objv[3], &yMax) != TCL_OK) || |
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| 207 | (Tcl_GetIntFromObj(interp, objv[4], &xNum) != TCL_OK) || |
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| 208 | (Tcl_GetIntFromObj(interp, objv[5], &yNum) != TCL_OK)) { |
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| 209 | return NULL; |
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| 210 | } |
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| 211 | int nValues; |
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| 212 | Tcl_Obj **elem; |
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| 213 | if (Tcl_ListObjGetElements(interp, objv[6], &nValues, &elem) != TCL_OK) { |
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| 214 | return NULL; |
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| 215 | } |
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| 216 | if ((xNum <= 0) || (yNum <= 0)) { |
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| 217 | Tcl_AppendResult(interp, "bad number of x or y values", (char *)NULL); |
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| 218 | return NULL; |
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| 219 | } |
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| 220 | if (nValues != (xNum * yNum)) { |
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| 221 | Tcl_AppendResult(interp, "wrong # of heights", (char *)NULL); |
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| 222 | return NULL; |
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| 223 | } |
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| 224 | |
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| 225 | float *heights; |
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| 226 | heights = new float[nValues]; |
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| 227 | if (heights == NULL) { |
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[1089] | 228 | Tcl_AppendResult(interp, "can't allocate array of heights", |
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[1028] | 229 | (char *)NULL); |
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[915] | 230 | return NULL; |
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| 231 | } |
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| 232 | |
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| 233 | int i; |
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| 234 | for (i = 0; i < nValues; i++) { |
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| 235 | if (GetFloatFromObj(interp, elem[i], heights + i) != TCL_OK) { |
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| 236 | delete [] heights; |
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| 237 | return NULL; |
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| 238 | } |
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| 239 | } |
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[3567] | 240 | HeightMap *heightMap = new HeightMap(); |
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| 241 | heightMap->setHeight(xMin, yMin, xMax, yMax, xNum, yNum, heights); |
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| 242 | heightMap->transferFunction(NanoVis::getTransferFunction("default")); |
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| 243 | heightMap->setVisible(true); |
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| 244 | heightMap->setLineContourVisible(true); |
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[915] | 245 | delete [] heights; |
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[3567] | 246 | return heightMap; |
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[915] | 247 | } |
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| 248 | |
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[932] | 249 | static int |
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| 250 | GetHeightMapFromObj(Tcl_Interp *interp, Tcl_Obj *objPtr, HeightMap **hmPtrPtr) |
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| 251 | { |
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[3567] | 252 | const char *string = Tcl_GetString(objPtr); |
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[1544] | 253 | |
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[3567] | 254 | NanoVis::HeightMapHashmap::iterator itr = NanoVis::heightMapTable.find(string); |
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| 255 | if (itr == NanoVis::heightMapTable.end()) { |
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| 256 | if (interp != NULL) { |
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| 257 | Tcl_AppendResult(interp, "can't find a heightmap named \"", |
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[1544] | 258 | string, "\"", (char*)NULL); |
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[3567] | 259 | } |
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[1544] | 260 | return TCL_ERROR; |
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[932] | 261 | } |
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[3567] | 262 | *hmPtrPtr = itr->second; |
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[932] | 263 | return TCL_OK; |
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| 264 | } |
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| 265 | |
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[2930] | 266 | /** |
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[915] | 267 | * Used internally to decode a series of volume index values and |
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| 268 | * store then in the specified vector. If there are no volume index |
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| 269 | * arguments, this means "all volumes" to most commands, so all |
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| 270 | * active volume indices are stored in the vector. |
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| 271 | * |
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| 272 | * Updates pushes index values into the vector. Returns TCL_OK or |
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| 273 | * TCL_ERROR to indicate an error. |
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| 274 | */ |
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| 275 | static int |
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| 276 | GetVolumeFromObj(Tcl_Interp *interp, Tcl_Obj *objPtr, Volume **volPtrPtr) |
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| 277 | { |
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[3567] | 278 | const char *string = Tcl_GetString(objPtr); |
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[1493] | 279 | |
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[3567] | 280 | NanoVis::VolumeHashmap::iterator itr = NanoVis::volumeTable.find(string); |
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| 281 | if (itr == NanoVis::volumeTable.end()) { |
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| 282 | if (interp != NULL) { |
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| 283 | Tcl_AppendResult(interp, "can't find a volume named \"", |
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[1493] | 284 | string, "\"", (char*)NULL); |
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[3567] | 285 | } |
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[915] | 286 | return TCL_ERROR; |
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| 287 | } |
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[3567] | 288 | *volPtrPtr = itr->second; |
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[915] | 289 | return TCL_OK; |
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| 290 | } |
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| 291 | |
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[2930] | 292 | /** |
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[915] | 293 | * Used internally to decode a series of volume index values and |
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| 294 | * store then in the specified vector. If there are no volume index |
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| 295 | * arguments, this means "all volumes" to most commands, so all |
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| 296 | * active volume indices are stored in the vector. |
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| 297 | * |
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| 298 | * Updates pushes index values into the vector. Returns TCL_OK or |
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| 299 | * TCL_ERROR to indicate an error. |
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| 300 | */ |
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| 301 | static int |
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[1028] | 302 | GetVolumes(Tcl_Interp *interp, int objc, Tcl_Obj *const *objv, |
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[2800] | 303 | std::vector<Volume *>* vectorPtr) |
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[915] | 304 | { |
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| 305 | if (objc == 0) { |
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[3567] | 306 | // No arguments. Get all volumes. |
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| 307 | NanoVis::VolumeHashmap::iterator itr; |
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| 308 | for (itr = NanoVis::volumeTable.begin(); |
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| 309 | itr != NanoVis::volumeTable.end(); ++itr) { |
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| 310 | vectorPtr->push_back(itr->second); |
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| 311 | } |
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[915] | 312 | } else { |
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[3567] | 313 | // Get the volumes associated with the given index arguments. |
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[928] | 314 | for (int n = 0; n < objc; n++) { |
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[3567] | 315 | Volume *volume; |
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| 316 | if (GetVolumeFromObj(interp, objv[n], &volume) != TCL_OK) { |
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[915] | 317 | return TCL_ERROR; |
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| 318 | } |
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[3567] | 319 | vectorPtr->push_back(volume); |
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[932] | 320 | } |
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| 321 | } |
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| 322 | return TCL_OK; |
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| 323 | } |
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| 324 | |
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[2930] | 325 | /** |
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[932] | 326 | * Used internally to decode a series of volume index values and |
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| 327 | * store then in the specified vector. If there are no volume index |
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| 328 | * arguments, this means "all volumes" to most commands, so all |
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| 329 | * active volume indices are stored in the vector. |
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| 330 | * |
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| 331 | * Updates pushes index values into the vector. Returns TCL_OK or |
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| 332 | * TCL_ERROR to indicate an error. |
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| 333 | */ |
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| 334 | static int |
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[1028] | 335 | GetHeightMaps(Tcl_Interp *interp, int objc, Tcl_Obj *const *objv, |
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[2800] | 336 | std::vector<HeightMap *>* vectorPtr) |
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[932] | 337 | { |
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| 338 | if (objc == 0) { |
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[3567] | 339 | // No arguments. Get all heightmaps. |
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| 340 | NanoVis::HeightMapHashmap::iterator itr; |
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| 341 | for (itr = NanoVis::heightMapTable.begin(); |
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| 342 | itr != NanoVis::heightMapTable.end(); ++itr) { |
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| 343 | vectorPtr->push_back(itr->second); |
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| 344 | } |
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[932] | 345 | } else { |
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| 346 | for (int n = 0; n < objc; n++) { |
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[3567] | 347 | HeightMap *heightMap; |
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| 348 | if (GetHeightMapFromObj(interp, objv[n], &heightMap) != TCL_OK) { |
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[932] | 349 | return TCL_ERROR; |
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| 350 | } |
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[3567] | 351 | vectorPtr->push_back(heightMap); |
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[932] | 352 | } |
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[915] | 353 | } |
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| 354 | return TCL_OK; |
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| 355 | } |
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| 356 | |
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[2930] | 357 | /** |
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[915] | 358 | * Used internally to decode an axis value from a string ("x", "y", |
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| 359 | * or "z") to its index (0, 1, or 2). Returns TCL_OK if successful, |
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| 360 | * along with a value in valPtr. Otherwise, it returns TCL_ERROR |
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| 361 | * and an error message in the interpreter. |
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| 362 | */ |
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| 363 | static int |
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| 364 | GetAxis(Tcl_Interp *interp, const char *string, int *indexPtr) |
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| 365 | { |
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| 366 | if (string[1] == '\0') { |
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| 367 | char c; |
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| 368 | |
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| 369 | c = tolower((unsigned char)string[0]); |
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| 370 | if (c == 'x') { |
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[932] | 371 | *indexPtr = 0; |
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[915] | 372 | return TCL_OK; |
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| 373 | } else if (c == 'y') { |
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[932] | 374 | *indexPtr = 1; |
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[915] | 375 | return TCL_OK; |
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| 376 | } else if (c == 'z') { |
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[932] | 377 | *indexPtr = 2; |
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[915] | 378 | return TCL_OK; |
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| 379 | } |
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| 380 | /*FALLTHRU*/ |
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| 381 | } |
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| 382 | Tcl_AppendResult(interp, "bad axis \"", string, |
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[1028] | 383 | "\": should be x, y, or z", (char*)NULL); |
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[915] | 384 | return TCL_ERROR; |
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| 385 | } |
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| 386 | |
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[2930] | 387 | /** |
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[915] | 388 | * Used internally to decode an axis value from a string ("x", "y", |
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| 389 | * or "z") to its index (0, 1, or 2). Returns TCL_OK if successful, |
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| 390 | * along with a value in indexPtr. Otherwise, it returns TCL_ERROR |
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| 391 | * and an error message in the interpreter. |
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| 392 | */ |
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[1374] | 393 | int |
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[915] | 394 | GetAxisFromObj(Tcl_Interp *interp, Tcl_Obj *objPtr, int *indexPtr) |
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| 395 | { |
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| 396 | return GetAxis(interp, Tcl_GetString(objPtr), indexPtr); |
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| 397 | } |
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| 398 | |
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[2930] | 399 | /** |
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[915] | 400 | * Used internally to decode an axis value from a string ("x", "y", |
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| 401 | * or "z") to its index (0, 1, or 2). Returns TCL_OK if successful, |
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| 402 | * along with a value in indexPtr. Otherwise, it returns TCL_ERROR |
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| 403 | * and an error message in the interpreter. |
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| 404 | */ |
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| 405 | static int |
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| 406 | GetAxisDirFromObj(Tcl_Interp *interp, Tcl_Obj *objPtr, int *indexPtr, int *dirPtr) |
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| 407 | { |
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[1028] | 408 | const char *string = Tcl_GetString(objPtr); |
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[915] | 409 | |
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| 410 | int sign = 1; |
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| 411 | if (*string == '-') { |
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| 412 | sign = -1; |
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| 413 | string++; |
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| 414 | } |
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| 415 | if (GetAxis(interp, string, indexPtr) != TCL_OK) { |
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[923] | 416 | return TCL_ERROR; |
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[915] | 417 | } |
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| 418 | if (dirPtr != NULL) { |
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[923] | 419 | *dirPtr = sign; |
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[915] | 420 | } |
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| 421 | return TCL_OK; |
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| 422 | } |
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| 423 | |
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[2930] | 424 | /** |
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[915] | 425 | * Used internally to decode a color value from a string ("R G B") |
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| 426 | * as a list of three numbers 0-1. Returns TCL_OK if successful, |
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| 427 | * along with RGB values in rgbPtr. Otherwise, it returns TCL_ERROR |
---|
| 428 | * and an error message in the interpreter. |
---|
| 429 | */ |
---|
| 430 | static int |
---|
[1028] | 431 | GetColor(Tcl_Interp *interp, int objc, Tcl_Obj *const *objv, float *rgbPtr) |
---|
[915] | 432 | { |
---|
| 433 | if (objc < 3) { |
---|
| 434 | Tcl_AppendResult(interp, "missing color values\": ", |
---|
[1028] | 435 | "should list of R G B values 0.0 - 1.0", (char*)NULL); |
---|
[915] | 436 | return TCL_ERROR; |
---|
| 437 | } |
---|
| 438 | if ((GetFloatFromObj(interp, objv[0], rgbPtr + 0) != TCL_OK) || |
---|
| 439 | (GetFloatFromObj(interp, objv[1], rgbPtr + 1) != TCL_OK) || |
---|
| 440 | (GetFloatFromObj(interp, objv[2], rgbPtr + 2) != TCL_OK)) { |
---|
| 441 | return TCL_ERROR; |
---|
| 442 | } |
---|
| 443 | return TCL_OK; |
---|
| 444 | } |
---|
| 445 | |
---|
[2930] | 446 | /** |
---|
| 447 | * Read the requested number of bytes from standard input into the given |
---|
| 448 | * buffer. The buffer is then decompressed and decoded. |
---|
[915] | 449 | */ |
---|
[1374] | 450 | int |
---|
[915] | 451 | GetDataStream(Tcl_Interp *interp, Rappture::Buffer &buf, int nBytes) |
---|
| 452 | { |
---|
| 453 | char buffer[8096]; |
---|
| 454 | |
---|
[1111] | 455 | clearerr(NanoVis::stdin); |
---|
[915] | 456 | while (nBytes > 0) { |
---|
| 457 | unsigned int chunk; |
---|
| 458 | int nRead; |
---|
| 459 | |
---|
[1089] | 460 | chunk = (sizeof(buffer) < (unsigned int) nBytes) ? |
---|
[915] | 461 | sizeof(buffer) : nBytes; |
---|
[1111] | 462 | nRead = fread(buffer, sizeof(char), chunk, NanoVis::stdin); |
---|
| 463 | if (ferror(NanoVis::stdin)) { |
---|
[915] | 464 | Tcl_AppendResult(interp, "while reading data stream: ", |
---|
[1028] | 465 | Tcl_PosixError(interp), (char*)NULL); |
---|
[887] | 466 | return TCL_ERROR; |
---|
| 467 | } |
---|
[1111] | 468 | if (feof(NanoVis::stdin)) { |
---|
[915] | 469 | Tcl_AppendResult(interp, "premature EOF while reading data stream", |
---|
[1028] | 470 | (char*)NULL); |
---|
[887] | 471 | return TCL_ERROR; |
---|
[829] | 472 | } |
---|
[915] | 473 | buf.append(buffer, nRead); |
---|
| 474 | nBytes -= nRead; |
---|
| 475 | } |
---|
[1194] | 476 | if (NanoVis::recfile != NULL) { |
---|
[3567] | 477 | ssize_t nWritten; |
---|
[1325] | 478 | |
---|
| 479 | nWritten = fwrite(buf.bytes(), sizeof(char), buf.size(), |
---|
[3567] | 480 | NanoVis::recfile); |
---|
| 481 | assert(nWritten == (ssize_t)buf.size()); |
---|
[1282] | 482 | fflush(NanoVis::recfile); |
---|
[1194] | 483 | } |
---|
[1382] | 484 | Rappture::Outcome err; |
---|
[3452] | 485 | TRACE("Checking header[%.13s]", buf.bytes()); |
---|
[1495] | 486 | if (strncmp (buf.bytes(), "@@RP-ENC:", 9) == 0) { |
---|
[3567] | 487 | /* There's a header on the buffer, use it to decode the data. */ |
---|
| 488 | if (!Rappture::encoding::decode(err, buf, RPENC_HDR)) { |
---|
| 489 | Tcl_AppendResult(interp, err.remark(), (char*)NULL); |
---|
| 490 | return TCL_ERROR; |
---|
| 491 | } |
---|
[1508] | 492 | } else if (Rappture::encoding::isBase64(buf.bytes(), buf.size())) { |
---|
[3567] | 493 | /* No header, but it's base64 encoded. It's likely that it's both |
---|
| 494 | * base64 encoded and compressed. */ |
---|
| 495 | if (!Rappture::encoding::decode(err, buf, RPENC_B64 | RPENC_Z)) { |
---|
| 496 | Tcl_AppendResult(interp, err.remark(), (char*)NULL); |
---|
| 497 | return TCL_ERROR; |
---|
| 498 | } |
---|
[1495] | 499 | } |
---|
[915] | 500 | return TCL_OK; |
---|
| 501 | } |
---|
[860] | 502 | |
---|
[915] | 503 | static int |
---|
[1431] | 504 | CameraAngleOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[1282] | 505 | Tcl_Obj *const *objv) |
---|
[1215] | 506 | { |
---|
[1229] | 507 | float theta, phi, psi; |
---|
| 508 | if ((GetFloatFromObj(interp, objv[2], &phi) != TCL_OK) || |
---|
| 509 | (GetFloatFromObj(interp, objv[3], &theta) != TCL_OK) || |
---|
| 510 | (GetFloatFromObj(interp, objv[4], &psi) != TCL_OK)) { |
---|
[1215] | 511 | return TCL_ERROR; |
---|
| 512 | } |
---|
| 513 | NanoVis::cam->rotate(phi, theta, psi); |
---|
| 514 | return TCL_OK; |
---|
| 515 | } |
---|
| 516 | |
---|
| 517 | static int |
---|
[2880] | 518 | CameraOrientOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
| 519 | Tcl_Obj *const *objv) |
---|
| 520 | { |
---|
| 521 | double quat[4]; |
---|
| 522 | if ((Tcl_GetDoubleFromObj(interp, objv[2], &quat[3]) != TCL_OK) || |
---|
| 523 | (Tcl_GetDoubleFromObj(interp, objv[3], &quat[0]) != TCL_OK) || |
---|
| 524 | (Tcl_GetDoubleFromObj(interp, objv[4], &quat[1]) != TCL_OK) || |
---|
| 525 | (Tcl_GetDoubleFromObj(interp, objv[5], &quat[2]) != TCL_OK)) { |
---|
| 526 | return TCL_ERROR; |
---|
| 527 | } |
---|
| 528 | NanoVis::cam->rotate(quat); |
---|
| 529 | return TCL_OK; |
---|
| 530 | } |
---|
| 531 | |
---|
| 532 | static int |
---|
[1431] | 533 | CameraPanOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[1282] | 534 | Tcl_Obj *const *objv) |
---|
[915] | 535 | { |
---|
[1238] | 536 | float x, y; |
---|
| 537 | if ((GetFloatFromObj(interp, objv[2], &x) != TCL_OK) || |
---|
| 538 | (GetFloatFromObj(interp, objv[3], &y) != TCL_OK)) { |
---|
[923] | 539 | return TCL_ERROR; |
---|
[915] | 540 | } |
---|
[1236] | 541 | NanoVis::pan(x, y); |
---|
[834] | 542 | return TCL_OK; |
---|
[829] | 543 | } |
---|
| 544 | |
---|
[1229] | 545 | static int |
---|
[3362] | 546 | CameraPositionOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
| 547 | Tcl_Obj *const *objv) |
---|
| 548 | { |
---|
| 549 | float x, y, z; |
---|
| 550 | if ((GetFloatFromObj(interp, objv[2], &x) != TCL_OK) || |
---|
| 551 | (GetFloatFromObj(interp, objv[3], &y) != TCL_OK) || |
---|
| 552 | (GetFloatFromObj(interp, objv[4], &z) != TCL_OK)) { |
---|
| 553 | return TCL_ERROR; |
---|
| 554 | } |
---|
| 555 | NanoVis::cam->x(x); |
---|
| 556 | NanoVis::cam->y(y); |
---|
| 557 | NanoVis::cam->z(z); |
---|
| 558 | return TCL_OK; |
---|
| 559 | } |
---|
| 560 | |
---|
| 561 | static int |
---|
[3492] | 562 | CameraResetOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
| 563 | Tcl_Obj *const *objv) |
---|
| 564 | { |
---|
| 565 | bool all = false; |
---|
| 566 | if (objc == 3) { |
---|
| 567 | const char *string = Tcl_GetString(objv[2]); |
---|
| 568 | char c = string[0]; |
---|
| 569 | if ((c != 'a') || (strcmp(string, "all") != 0)) { |
---|
| 570 | Tcl_AppendResult(interp, "bad camera reset option \"", string, |
---|
| 571 | "\": should be all", (char*)NULL); |
---|
| 572 | return TCL_ERROR; |
---|
| 573 | } |
---|
| 574 | all = true; |
---|
| 575 | } |
---|
| 576 | NanoVis::resetCamera(all); |
---|
| 577 | return TCL_OK; |
---|
| 578 | } |
---|
| 579 | |
---|
| 580 | static int |
---|
[1431] | 581 | CameraZoomOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[1282] | 582 | Tcl_Obj *const *objv) |
---|
[1229] | 583 | { |
---|
[2854] | 584 | float z; |
---|
| 585 | if (GetFloatFromObj(interp, objv[2], &z) != TCL_OK) { |
---|
[1229] | 586 | return TCL_ERROR; |
---|
| 587 | } |
---|
[2854] | 588 | NanoVis::zoom(z); |
---|
[1229] | 589 | return TCL_OK; |
---|
| 590 | } |
---|
| 591 | |
---|
[929] | 592 | static Rappture::CmdSpec cameraOps[] = { |
---|
| 593 | {"angle", 2, CameraAngleOp, 5, 5, "xAngle yAngle zAngle",}, |
---|
[2880] | 594 | {"orient", 1, CameraOrientOp, 6, 6, "qw qx qy qz",}, |
---|
[3362] | 595 | {"pan", 2, CameraPanOp, 4, 4, "x y",}, |
---|
| 596 | {"pos", 2, CameraPositionOp, 5, 5, "x y z",}, |
---|
[3492] | 597 | {"reset", 1, CameraResetOp, 2, 3, "?all?",}, |
---|
[929] | 598 | {"zoom", 1, CameraZoomOp, 3, 3, "factor",}, |
---|
| 599 | }; |
---|
[915] | 600 | static int nCameraOps = NumCmdSpecs(cameraOps); |
---|
| 601 | |
---|
[829] | 602 | static int |
---|
[1431] | 603 | CameraCmd(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[3567] | 604 | Tcl_Obj *const *objv) |
---|
[915] | 605 | { |
---|
| 606 | Tcl_ObjCmdProc *proc; |
---|
| 607 | |
---|
[1089] | 608 | proc = Rappture::GetOpFromObj(interp, nCameraOps, cameraOps, |
---|
[1028] | 609 | Rappture::CMDSPEC_ARG1, objc, objv, 0); |
---|
[915] | 610 | if (proc == NULL) { |
---|
[923] | 611 | return TCL_ERROR; |
---|
[915] | 612 | } |
---|
[1431] | 613 | return (*proc) (clientData, interp, objc, objv); |
---|
[915] | 614 | } |
---|
| 615 | |
---|
| 616 | static int |
---|
[1431] | 617 | SnapshotCmd(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[3567] | 618 | Tcl_Obj *const *objv) |
---|
[829] | 619 | { |
---|
[4827] | 620 | int origWidth, origHeight, width, height; |
---|
[1028] | 621 | |
---|
[4827] | 622 | origWidth = NanoVis::winWidth; |
---|
| 623 | origHeight = NanoVis::winHeight; |
---|
| 624 | width = 2048; |
---|
| 625 | height = 2048; |
---|
[2930] | 626 | |
---|
[4827] | 627 | NanoVis::resizeOffscreenBuffer(width, height); |
---|
| 628 | NanoVis::bindOffscreenBuffer(); |
---|
[3497] | 629 | NanoVis::render(); |
---|
[2877] | 630 | NanoVis::readScreen(); |
---|
[2930] | 631 | |
---|
[4827] | 632 | NanoVis::ppmWrite("nv>image -type print -bytes"); |
---|
| 633 | NanoVis::resizeOffscreenBuffer(origWidth, origHeight); |
---|
[2930] | 634 | |
---|
[834] | 635 | return TCL_OK; |
---|
[829] | 636 | } |
---|
| 637 | |
---|
[915] | 638 | static int |
---|
[1431] | 639 | CutplanePositionOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[1028] | 640 | Tcl_Obj *const *objv) |
---|
[915] | 641 | { |
---|
| 642 | float relval; |
---|
| 643 | if (GetFloatFromObj(interp, objv[2], &relval) != TCL_OK) { |
---|
[923] | 644 | return TCL_ERROR; |
---|
[915] | 645 | } |
---|
[1089] | 646 | |
---|
[915] | 647 | // keep this just inside the volume so it doesn't disappear |
---|
[1089] | 648 | if (relval < 0.01f) { |
---|
| 649 | relval = 0.01f; |
---|
| 650 | } else if (relval > 0.99f) { |
---|
| 651 | relval = 0.99f; |
---|
[915] | 652 | } |
---|
[1089] | 653 | |
---|
[915] | 654 | int axis; |
---|
| 655 | if (GetAxisFromObj(interp, objv[3], &axis) != TCL_OK) { |
---|
[923] | 656 | return TCL_ERROR; |
---|
[915] | 657 | } |
---|
[1089] | 658 | |
---|
[2800] | 659 | std::vector<Volume *> ivol; |
---|
[923] | 660 | if (GetVolumes(interp, objc - 4, objv + 4, &ivol) != TCL_OK) { |
---|
| 661 | return TCL_ERROR; |
---|
[915] | 662 | } |
---|
[2800] | 663 | std::vector<Volume *>::iterator iter; |
---|
[915] | 664 | for (iter = ivol.begin(); iter != ivol.end(); iter++) { |
---|
[2877] | 665 | (*iter)->moveCutplane(axis, relval); |
---|
[915] | 666 | } |
---|
| 667 | return TCL_OK; |
---|
| 668 | } |
---|
| 669 | |
---|
| 670 | static int |
---|
[1431] | 671 | CutplaneStateOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[1028] | 672 | Tcl_Obj *const *objv) |
---|
[915] | 673 | { |
---|
[927] | 674 | bool state; |
---|
| 675 | if (GetBooleanFromObj(interp, objv[2], &state) != TCL_OK) { |
---|
[923] | 676 | return TCL_ERROR; |
---|
[915] | 677 | } |
---|
[1089] | 678 | |
---|
[915] | 679 | int axis; |
---|
| 680 | if (GetAxisFromObj(interp, objv[3], &axis) != TCL_OK) { |
---|
[923] | 681 | return TCL_ERROR; |
---|
[915] | 682 | } |
---|
[1089] | 683 | |
---|
[2800] | 684 | std::vector<Volume *> ivol; |
---|
[915] | 685 | if (GetVolumes(interp, objc - 4, objv + 4, &ivol) != TCL_OK) { |
---|
[923] | 686 | return TCL_ERROR; |
---|
[915] | 687 | } |
---|
| 688 | if (state) { |
---|
[2800] | 689 | std::vector<Volume *>::iterator iter; |
---|
[923] | 690 | for (iter = ivol.begin(); iter != ivol.end(); iter++) { |
---|
[2877] | 691 | (*iter)->enableCutplane(axis); |
---|
[1089] | 692 | } |
---|
[915] | 693 | } else { |
---|
[2800] | 694 | std::vector<Volume *>::iterator iter; |
---|
[923] | 695 | for (iter = ivol.begin(); iter != ivol.end(); iter++) { |
---|
[2877] | 696 | (*iter)->disableCutplane(axis); |
---|
[1089] | 697 | } |
---|
[915] | 698 | } |
---|
| 699 | return TCL_OK; |
---|
| 700 | } |
---|
| 701 | |
---|
[4818] | 702 | static int |
---|
| 703 | CutplaneVisibleOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
| 704 | Tcl_Obj *const *objv) |
---|
| 705 | { |
---|
| 706 | bool state; |
---|
| 707 | if (GetBooleanFromObj(interp, objv[2], &state) != TCL_OK) { |
---|
| 708 | return TCL_ERROR; |
---|
| 709 | } |
---|
| 710 | |
---|
| 711 | std::vector<Volume *> ivol; |
---|
| 712 | if (GetVolumes(interp, objc - 3, objv + 3, &ivol) != TCL_OK) { |
---|
| 713 | return TCL_ERROR; |
---|
| 714 | } |
---|
| 715 | std::vector<Volume *>::iterator iter; |
---|
| 716 | for (iter = ivol.begin(); iter != ivol.end(); iter++) { |
---|
| 717 | (*iter)->cutplanesVisible(state); |
---|
| 718 | } |
---|
| 719 | return TCL_OK; |
---|
| 720 | } |
---|
| 721 | |
---|
[929] | 722 | static Rappture::CmdSpec cutplaneOps[] = { |
---|
[2292] | 723 | {"position", 1, CutplanePositionOp, 4, 0, "relval axis ?indices?",}, |
---|
| 724 | {"state", 1, CutplaneStateOp, 4, 0, "bool axis ?indices?",}, |
---|
[4818] | 725 | {"visible", 1, CutplaneVisibleOp, 3, 0, "bool ?indices?",}, |
---|
[929] | 726 | }; |
---|
[915] | 727 | static int nCutplaneOps = NumCmdSpecs(cutplaneOps); |
---|
| 728 | |
---|
[829] | 729 | /* |
---|
| 730 | * ---------------------------------------------------------------------- |
---|
| 731 | * CLIENT COMMAND: |
---|
| 732 | * cutplane state on|off <axis> ?<volume>...? |
---|
| 733 | * cutplane position <relvalue> <axis> ?<volume>...? |
---|
| 734 | * |
---|
| 735 | * Clients send these commands to manipulate the cutplanes in one or |
---|
| 736 | * more data volumes. The "state" command turns a cutplane on or |
---|
| 737 | * off. The "position" command changes the position to a relative |
---|
| 738 | * value in the range 0-1. The <axis> can be x, y, or z. These |
---|
[867] | 739 | * options are applied to the volumes represented by one or more |
---|
[829] | 740 | * <volume> indices. If no volumes are specified, then all volumes |
---|
| 741 | * are updated. |
---|
| 742 | * ---------------------------------------------------------------------- |
---|
[834] | 743 | */ |
---|
[829] | 744 | static int |
---|
[1431] | 745 | CutplaneCmd(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[1028] | 746 | Tcl_Obj *const *objv) |
---|
[829] | 747 | { |
---|
[915] | 748 | Tcl_ObjCmdProc *proc; |
---|
[829] | 749 | |
---|
[1089] | 750 | proc = Rappture::GetOpFromObj(interp, nCutplaneOps, cutplaneOps, |
---|
[1028] | 751 | Rappture::CMDSPEC_ARG1, objc, objv, 0); |
---|
[915] | 752 | if (proc == NULL) { |
---|
[923] | 753 | return TCL_ERROR; |
---|
[829] | 754 | } |
---|
[1431] | 755 | return (*proc) (clientData, interp, objc, objv); |
---|
[829] | 756 | } |
---|
| 757 | |
---|
[3330] | 758 | /* |
---|
| 759 | * ClientInfoCmd -- |
---|
| 760 | * |
---|
[3377] | 761 | * Log initial values to stats file. The first time this is called |
---|
| 762 | * "render_start" is written into the stats file. Afterwards, it |
---|
| 763 | * is "render_info". |
---|
[3567] | 764 | * |
---|
[3377] | 765 | * clientinfo list |
---|
[3330] | 766 | */ |
---|
| 767 | static int |
---|
| 768 | ClientInfoCmd(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[4816] | 769 | Tcl_Obj *const *objv) |
---|
[3330] | 770 | { |
---|
| 771 | Tcl_DString ds; |
---|
[3394] | 772 | Tcl_Obj *objPtr, *listObjPtr, **items; |
---|
[3330] | 773 | int result; |
---|
[3394] | 774 | int i, numItems, length; |
---|
[3330] | 775 | char buf[BUFSIZ]; |
---|
[3394] | 776 | const char *string; |
---|
[3376] | 777 | static int first = 1; |
---|
[3330] | 778 | |
---|
[3377] | 779 | if (objc != 2) { |
---|
[3567] | 780 | Tcl_AppendResult(interp, "wrong # of arguments: should be \"", |
---|
[3377] | 781 | Tcl_GetString(objv[0]), " list\"", (char *)NULL); |
---|
[3567] | 782 | return TCL_ERROR; |
---|
[3376] | 783 | } |
---|
| 784 | #ifdef KEEPSTATS |
---|
[3377] | 785 | /* Use the initial client key value pairs as the parts for a generating |
---|
| 786 | * a unique file name. */ |
---|
[4802] | 787 | int f = NanoVis::getStatsFile(objv[1]); |
---|
[3377] | 788 | if (f < 0) { |
---|
[3567] | 789 | Tcl_AppendResult(interp, "can't open stats file: ", |
---|
[3377] | 790 | Tcl_PosixError(interp), (char *)NULL); |
---|
[3567] | 791 | return TCL_ERROR; |
---|
[3376] | 792 | } |
---|
| 793 | #endif |
---|
[3394] | 794 | listObjPtr = Tcl_NewListObj(0, (Tcl_Obj **)NULL); |
---|
| 795 | Tcl_IncrRefCount(listObjPtr); |
---|
[3376] | 796 | if (first) { |
---|
[3394] | 797 | first = false; |
---|
| 798 | objPtr = Tcl_NewStringObj("render_start", 12); |
---|
| 799 | Tcl_ListObjAppendElement(interp, listObjPtr, objPtr); |
---|
[4816] | 800 | /* renderer */ |
---|
[4802] | 801 | objPtr = Tcl_NewStringObj("renderer", 8); |
---|
[3394] | 802 | Tcl_ListObjAppendElement(interp, listObjPtr, objPtr); |
---|
| 803 | objPtr = Tcl_NewStringObj("nanovis", 7); |
---|
| 804 | Tcl_ListObjAppendElement(interp, listObjPtr, objPtr); |
---|
| 805 | /* pid */ |
---|
| 806 | objPtr = Tcl_NewStringObj("pid", 3); |
---|
| 807 | Tcl_ListObjAppendElement(interp, listObjPtr, objPtr); |
---|
[4802] | 808 | Tcl_ListObjAppendElement(interp, listObjPtr, Tcl_NewLongObj((long)NanoVis::stats.pid)); |
---|
[4816] | 809 | /* host */ |
---|
[4802] | 810 | objPtr = Tcl_NewStringObj("host", 4); |
---|
[3394] | 811 | Tcl_ListObjAppendElement(interp, listObjPtr, objPtr); |
---|
| 812 | gethostname(buf, BUFSIZ-1); |
---|
| 813 | buf[BUFSIZ-1] = '\0'; |
---|
| 814 | objPtr = Tcl_NewStringObj(buf, -1); |
---|
| 815 | Tcl_ListObjAppendElement(interp, listObjPtr, objPtr); |
---|
[3376] | 816 | } else { |
---|
[3394] | 817 | objPtr = Tcl_NewStringObj("render_info", 11); |
---|
| 818 | Tcl_ListObjAppendElement(interp, listObjPtr, objPtr); |
---|
[3376] | 819 | } |
---|
[3394] | 820 | Tcl_DStringInit(&ds); |
---|
[3330] | 821 | /* date */ |
---|
[3394] | 822 | Tcl_ListObjAppendElement(interp, listObjPtr, Tcl_NewStringObj("date", 4)); |
---|
[4802] | 823 | strcpy(buf, ctime(&NanoVis::stats.start.tv_sec)); |
---|
[3330] | 824 | buf[strlen(buf) - 1] = '\0'; |
---|
[3394] | 825 | Tcl_ListObjAppendElement(interp, listObjPtr, Tcl_NewStringObj(buf, -1)); |
---|
[3330] | 826 | /* date_secs */ |
---|
[3394] | 827 | Tcl_ListObjAppendElement(interp, listObjPtr, |
---|
[4802] | 828 | Tcl_NewStringObj("date_secs", 9)); |
---|
[3394] | 829 | Tcl_ListObjAppendElement(interp, listObjPtr, |
---|
[4802] | 830 | Tcl_NewLongObj(NanoVis::stats.start.tv_sec)); |
---|
[3330] | 831 | /* Client arguments. */ |
---|
[3394] | 832 | if (Tcl_ListObjGetElements(interp, objv[1], &numItems, &items) != TCL_OK) { |
---|
[3567] | 833 | return TCL_ERROR; |
---|
[3330] | 834 | } |
---|
[3394] | 835 | for (i = 0; i < numItems; i++) { |
---|
| 836 | Tcl_ListObjAppendElement(interp, listObjPtr, items[i]); |
---|
[3376] | 837 | } |
---|
[3394] | 838 | Tcl_DStringInit(&ds); |
---|
| 839 | string = Tcl_GetStringFromObj(listObjPtr, &length); |
---|
| 840 | Tcl_DStringAppend(&ds, string, length); |
---|
[3330] | 841 | Tcl_DStringAppend(&ds, "\n", 1); |
---|
[3362] | 842 | #ifdef KEEPSTATS |
---|
[3377] | 843 | result = NanoVis::writeToStatsFile(f, Tcl_DStringValue(&ds), |
---|
[3330] | 844 | Tcl_DStringLength(&ds)); |
---|
[3362] | 845 | #else |
---|
| 846 | TRACE("clientinfo: %s", Tcl_DStringValue(&ds)); |
---|
| 847 | #endif |
---|
[3330] | 848 | Tcl_DStringFree(&ds); |
---|
[3394] | 849 | Tcl_DecrRefCount(listObjPtr); |
---|
[3330] | 850 | return result; |
---|
| 851 | } |
---|
| 852 | |
---|
[829] | 853 | /* |
---|
| 854 | * ---------------------------------------------------------------------- |
---|
| 855 | * CLIENT COMMAND: |
---|
| 856 | * legend <volumeIndex> <width> <height> |
---|
| 857 | * |
---|
| 858 | * Clients use this to generate a legend image for the specified |
---|
| 859 | * transfer function. The legend image is a color gradient from 0 |
---|
| 860 | * to one, drawn in the given transfer function. The resulting image |
---|
| 861 | * is returned in the size <width> x <height>. |
---|
| 862 | * ---------------------------------------------------------------------- |
---|
| 863 | */ |
---|
| 864 | static int |
---|
[1431] | 865 | LegendCmd(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[3567] | 866 | Tcl_Obj *const *objv) |
---|
[829] | 867 | { |
---|
[913] | 868 | if (objc != 4) { |
---|
[1089] | 869 | Tcl_AppendResult(interp, "wrong # args: should be \"", |
---|
[1248] | 870 | Tcl_GetString(objv[0]), " transfunc width height\"", (char*)NULL); |
---|
[829] | 871 | return TCL_ERROR; |
---|
| 872 | } |
---|
| 873 | |
---|
[4818] | 874 | const char *tfName = Tcl_GetString(objv[1]); |
---|
| 875 | TransferFunction *tf = NanoVis::getTransferFunction(tfName); |
---|
[829] | 876 | if (tf == NULL) { |
---|
[4818] | 877 | Tcl_AppendResult(interp, "unknown transfer function \"", tfName, "\"", |
---|
[1282] | 878 | (char*)NULL); |
---|
[829] | 879 | return TCL_ERROR; |
---|
| 880 | } |
---|
[913] | 881 | int w, h; |
---|
| 882 | if ((Tcl_GetIntFromObj(interp, objv[2], &w) != TCL_OK) || |
---|
| 883 | (Tcl_GetIntFromObj(interp, objv[3], &h) != TCL_OK)) { |
---|
[829] | 884 | return TCL_ERROR; |
---|
| 885 | } |
---|
[2877] | 886 | if (Volume::updatePending) { |
---|
| 887 | NanoVis::setVolumeRanges(); |
---|
[1250] | 888 | } |
---|
[4818] | 889 | NanoVis::renderLegend(tf, Volume::valueMin, Volume::valueMax, w, h, tfName); |
---|
[829] | 890 | return TCL_OK; |
---|
| 891 | } |
---|
| 892 | |
---|
[3478] | 893 | static int |
---|
| 894 | ScreenBgColorOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
| 895 | Tcl_Obj *const *objv) |
---|
| 896 | { |
---|
| 897 | float rgb[3]; |
---|
| 898 | if ((GetFloatFromObj(interp, objv[2], &rgb[0]) != TCL_OK) || |
---|
| 899 | (GetFloatFromObj(interp, objv[3], &rgb[1]) != TCL_OK) || |
---|
| 900 | (GetFloatFromObj(interp, objv[4], &rgb[2]) != TCL_OK)) { |
---|
| 901 | return TCL_ERROR; |
---|
| 902 | } |
---|
| 903 | NanoVis::setBgColor(rgb); |
---|
| 904 | return TCL_OK; |
---|
| 905 | } |
---|
| 906 | |
---|
[829] | 907 | /* |
---|
| 908 | * ---------------------------------------------------------------------- |
---|
| 909 | * CLIENT COMMAND: |
---|
[3478] | 910 | * screen size <width> <height> |
---|
[829] | 911 | * |
---|
| 912 | * Clients send this command to set the size of the rendering area. |
---|
| 913 | * Future images are generated at the specified width/height. |
---|
| 914 | * ---------------------------------------------------------------------- |
---|
| 915 | */ |
---|
| 916 | static int |
---|
[3478] | 917 | ScreenSizeOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
| 918 | Tcl_Obj *const *objv) |
---|
[829] | 919 | { |
---|
[913] | 920 | int w, h; |
---|
[3478] | 921 | if ((Tcl_GetIntFromObj(interp, objv[2], &w) != TCL_OK) || |
---|
| 922 | (Tcl_GetIntFromObj(interp, objv[3], &h) != TCL_OK)) { |
---|
[829] | 923 | return TCL_ERROR; |
---|
| 924 | } |
---|
[2877] | 925 | NanoVis::resizeOffscreenBuffer(w, h); |
---|
[829] | 926 | return TCL_OK; |
---|
| 927 | } |
---|
| 928 | |
---|
[3478] | 929 | static Rappture::CmdSpec screenOps[] = { |
---|
| 930 | {"bgcolor", 1, ScreenBgColorOp, 5, 5, "r g b",}, |
---|
| 931 | {"size", 1, ScreenSizeOp, 4, 4, "width height",}, |
---|
| 932 | }; |
---|
| 933 | static int nScreenOps = NumCmdSpecs(screenOps); |
---|
| 934 | |
---|
| 935 | static int |
---|
| 936 | ScreenCmd(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
| 937 | Tcl_Obj *const *objv) |
---|
| 938 | { |
---|
| 939 | Tcl_ObjCmdProc *proc; |
---|
| 940 | |
---|
| 941 | proc = Rappture::GetOpFromObj(interp, nScreenOps, screenOps, |
---|
| 942 | Rappture::CMDSPEC_ARG1, objc, objv, 0); |
---|
| 943 | if (proc == NULL) { |
---|
| 944 | return TCL_ERROR; |
---|
| 945 | } |
---|
| 946 | return (*proc) (clientData, interp, objc, objv); |
---|
| 947 | } |
---|
| 948 | |
---|
[829] | 949 | /* |
---|
| 950 | * ---------------------------------------------------------------------- |
---|
| 951 | * CLIENT COMMAND: |
---|
| 952 | * transfunc define <name> <colormap> <alphamap> |
---|
| 953 | * where <colormap> = { <v> <r> <g> <b> ... } |
---|
| 954 | * <alphamap> = { <v> <w> ... } |
---|
| 955 | * |
---|
| 956 | * Clients send these commands to manipulate the transfer functions. |
---|
| 957 | * ---------------------------------------------------------------------- |
---|
| 958 | */ |
---|
| 959 | static int |
---|
[1431] | 960 | TransfuncCmd(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[1028] | 961 | Tcl_Obj *const *objv) |
---|
[829] | 962 | { |
---|
[913] | 963 | if (objc < 2) { |
---|
[1089] | 964 | Tcl_AppendResult(interp, "wrong # args: should be \"", |
---|
[1028] | 965 | Tcl_GetString(objv[0]), " option arg arg...\"", (char*)NULL); |
---|
[887] | 966 | return TCL_ERROR; |
---|
[829] | 967 | } |
---|
| 968 | |
---|
[1028] | 969 | const char *string = Tcl_GetString(objv[1]); |
---|
[913] | 970 | char c = string[0]; |
---|
[1028] | 971 | if ((c == 'd') && (strcmp(string, "define") == 0)) { |
---|
[913] | 972 | if (objc != 5) { |
---|
[1089] | 973 | Tcl_AppendResult(interp, "wrong # args: should be \"", |
---|
| 974 | Tcl_GetString(objv[0]), " define name colorMap alphaMap\"", |
---|
[1028] | 975 | (char*)NULL); |
---|
[829] | 976 | return TCL_ERROR; |
---|
| 977 | } |
---|
| 978 | |
---|
| 979 | // decode the data and store in a series of fields |
---|
[4818] | 980 | int cmapc, amapc, i; |
---|
[913] | 981 | Tcl_Obj **cmapv; |
---|
[4818] | 982 | Tcl_Obj **amapv; |
---|
[829] | 983 | |
---|
[4818] | 984 | amapv = cmapv = NULL; |
---|
[913] | 985 | if (Tcl_ListObjGetElements(interp, objv[3], &cmapc, &cmapv) != TCL_OK) { |
---|
[829] | 986 | return TCL_ERROR; |
---|
| 987 | } |
---|
[834] | 988 | if ((cmapc % 4) != 0) { |
---|
[973] | 989 | Tcl_AppendResult(interp, "wrong # elements is colormap: should be ", |
---|
[1028] | 990 | "{ v r g b ... }", (char*)NULL); |
---|
[887] | 991 | return TCL_ERROR; |
---|
[829] | 992 | } |
---|
[4818] | 993 | if (Tcl_ListObjGetElements(interp, objv[4], &amapc, &amapv) != TCL_OK) { |
---|
[887] | 994 | return TCL_ERROR; |
---|
[829] | 995 | } |
---|
[4818] | 996 | if ((amapc % 2) != 0) { |
---|
[887] | 997 | Tcl_AppendResult(interp, "wrong # elements in alphamap: should be ", |
---|
[1028] | 998 | " { v w ... }", (char*)NULL); |
---|
[887] | 999 | return TCL_ERROR; |
---|
[829] | 1000 | } |
---|
[4819] | 1001 | |
---|
| 1002 | int numColors = cmapc/4; |
---|
| 1003 | float *colorKeys = new float[numColors]; |
---|
| 1004 | Vector3f *colors = new Vector3f[numColors]; |
---|
[913] | 1005 | for (i = 0; i < cmapc; i += 4) { |
---|
[887] | 1006 | int j; |
---|
[973] | 1007 | double q[4]; |
---|
[834] | 1008 | |
---|
[829] | 1009 | for (j=0; j < 4; j++) { |
---|
[973] | 1010 | if (Tcl_GetDoubleFromObj(interp, cmapv[i+j], &q[j]) != TCL_OK) { |
---|
[887] | 1011 | return TCL_ERROR; |
---|
[829] | 1012 | } |
---|
[973] | 1013 | if ((q[j] < 0.0) || (q[j] > 1.0)) { |
---|
[1089] | 1014 | Tcl_AppendResult(interp, "bad colormap value \"", |
---|
| 1015 | Tcl_GetString(cmapv[i+j]), |
---|
[1028] | 1016 | "\": should be in the range 0-1", (char*)NULL); |
---|
[887] | 1017 | return TCL_ERROR; |
---|
[829] | 1018 | } |
---|
| 1019 | } |
---|
[4819] | 1020 | |
---|
| 1021 | colorKeys[i/4] = (float)q[0]; |
---|
| 1022 | colors[i/4].set((float)q[1], (float)q[2], (float)q[3]); |
---|
[829] | 1023 | } |
---|
[4819] | 1024 | int numAlphas = amapc/2; |
---|
| 1025 | float *alphaKeys = new float[numAlphas]; |
---|
| 1026 | float *alphas = new float[numAlphas]; |
---|
[4818] | 1027 | for (i=0; i < amapc; i += 2) { |
---|
[973] | 1028 | double q[2]; |
---|
[887] | 1029 | int j; |
---|
[834] | 1030 | |
---|
[829] | 1031 | for (j=0; j < 2; j++) { |
---|
[4818] | 1032 | if (Tcl_GetDoubleFromObj(interp, amapv[i+j], &q[j]) != TCL_OK) { |
---|
[887] | 1033 | return TCL_ERROR; |
---|
[829] | 1034 | } |
---|
[973] | 1035 | if ((q[j] < 0.0) || (q[j] > 1.0)) { |
---|
[1089] | 1036 | Tcl_AppendResult(interp, "bad alphamap value \"", |
---|
[4818] | 1037 | Tcl_GetString(amapv[i+j]), |
---|
[1028] | 1038 | "\": should be in the range 0-1", (char*)NULL); |
---|
[887] | 1039 | return TCL_ERROR; |
---|
[829] | 1040 | } |
---|
| 1041 | } |
---|
[4819] | 1042 | alphaKeys[i/2] = (float)q[0]; |
---|
| 1043 | alphas[i/2] = (float)q[1]; |
---|
[829] | 1044 | } |
---|
| 1045 | // sample the given function into discrete slots |
---|
| 1046 | const int nslots = 256; |
---|
| 1047 | float data[4*nslots]; |
---|
| 1048 | for (i=0; i < nslots; i++) { |
---|
[4819] | 1049 | float x = float(i)/(nslots-1); |
---|
| 1050 | Vector3f color; |
---|
| 1051 | float alpha; |
---|
| 1052 | TransferFunction::sample(x, colorKeys, colors, numColors, &color); |
---|
| 1053 | TransferFunction::sample(x, alphaKeys, alphas, numAlphas, &alpha); |
---|
| 1054 | |
---|
| 1055 | data[4*i] = color.r; |
---|
| 1056 | data[4*i+1] = color.g; |
---|
| 1057 | data[4*i+2] = color.b; |
---|
| 1058 | data[4*i+3] = alpha; |
---|
[829] | 1059 | } |
---|
[4819] | 1060 | delete [] colorKeys; |
---|
| 1061 | delete [] colors; |
---|
| 1062 | delete [] alphaKeys; |
---|
| 1063 | delete [] alphas; |
---|
[829] | 1064 | // find or create this transfer function |
---|
[2877] | 1065 | NanoVis::defineTransferFunction(Tcl_GetString(objv[2]), nslots, data); |
---|
[834] | 1066 | } else { |
---|
[913] | 1067 | Tcl_AppendResult(interp, "bad option \"", string, |
---|
[1028] | 1068 | "\": should be define", (char*)NULL); |
---|
[887] | 1069 | return TCL_ERROR; |
---|
[829] | 1070 | } |
---|
[834] | 1071 | return TCL_OK; |
---|
[829] | 1072 | } |
---|
| 1073 | |
---|
| 1074 | /* |
---|
| 1075 | * ---------------------------------------------------------------------- |
---|
| 1076 | * CLIENT COMMAND: |
---|
| 1077 | * up axis |
---|
| 1078 | * |
---|
| 1079 | * Clients use this to set the "up" direction for all volumes. Volumes |
---|
| 1080 | * are oriented such that this direction points upward. |
---|
| 1081 | * ---------------------------------------------------------------------- |
---|
| 1082 | */ |
---|
| 1083 | static int |
---|
[1431] | 1084 | UpCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const *objv) |
---|
[829] | 1085 | { |
---|
[913] | 1086 | if (objc != 2) { |
---|
[1089] | 1087 | Tcl_AppendResult(interp, "wrong # args: should be \"", |
---|
[1028] | 1088 | Tcl_GetString(objv[0]), " x|y|z|-x|-y|-z\"", (char*)NULL); |
---|
[829] | 1089 | return TCL_ERROR; |
---|
| 1090 | } |
---|
| 1091 | |
---|
[913] | 1092 | int sign; |
---|
[829] | 1093 | int axis; |
---|
[913] | 1094 | if (GetAxisDirFromObj(interp, objv[1], &axis, &sign) != TCL_OK) { |
---|
[829] | 1095 | return TCL_ERROR; |
---|
| 1096 | } |
---|
[835] | 1097 | NanoVis::updir = (axis+1)*sign; |
---|
[829] | 1098 | return TCL_OK; |
---|
| 1099 | } |
---|
| 1100 | |
---|
[927] | 1101 | static int |
---|
[1431] | 1102 | VolumeAnimationCaptureOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[1028] | 1103 | Tcl_Obj *const *objv) |
---|
[927] | 1104 | { |
---|
| 1105 | int total; |
---|
| 1106 | if (Tcl_GetIntFromObj(interp, objv[3], &total) != TCL_OK) { |
---|
[1028] | 1107 | return TCL_ERROR; |
---|
[927] | 1108 | } |
---|
[4818] | 1109 | VolumeInterpolator *interpolator = |
---|
| 1110 | NanoVis::volRenderer->getVolumeInterpolator(); |
---|
[927] | 1111 | interpolator->start(); |
---|
[2877] | 1112 | if (interpolator->isStarted()) { |
---|
[4818] | 1113 | const char *dirName = (objc < 5) ? NULL : Tcl_GetString(objv[4]); |
---|
| 1114 | for (int frameNum = 0; frameNum < total; ++frameNum) { |
---|
[1028] | 1115 | float fraction; |
---|
[1089] | 1116 | |
---|
[4818] | 1117 | fraction = ((float)frameNum) / (total - 1); |
---|
[3452] | 1118 | TRACE("fraction : %f", fraction); |
---|
[1028] | 1119 | interpolator->update(fraction); |
---|
[1089] | 1120 | |
---|
[2930] | 1121 | int fboOrig; |
---|
| 1122 | glGetIntegerv(GL_FRAMEBUFFER_BINDING_EXT, &fboOrig); |
---|
[1089] | 1123 | |
---|
[2930] | 1124 | NanoVis::bindOffscreenBuffer(); //enable offscreen render |
---|
| 1125 | |
---|
[3497] | 1126 | NanoVis::render(); |
---|
[2877] | 1127 | NanoVis::readScreen(); |
---|
[1089] | 1128 | |
---|
[2930] | 1129 | glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, fboOrig); |
---|
[1089] | 1130 | |
---|
[4818] | 1131 | NanoVis::bmpWriteToFile(frameNum, dirName); |
---|
[1028] | 1132 | } |
---|
[927] | 1133 | } |
---|
| 1134 | return TCL_OK; |
---|
| 1135 | } |
---|
| 1136 | |
---|
| 1137 | static int |
---|
[1431] | 1138 | VolumeAnimationClearOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[1028] | 1139 | Tcl_Obj *const *objv) |
---|
[927] | 1140 | { |
---|
[2877] | 1141 | NanoVis::volRenderer->clearAnimatedVolumeInfo(); |
---|
[927] | 1142 | return TCL_OK; |
---|
| 1143 | } |
---|
| 1144 | |
---|
| 1145 | static int |
---|
[1431] | 1146 | VolumeAnimationStartOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[1028] | 1147 | Tcl_Obj *const *objv) |
---|
[927] | 1148 | { |
---|
[2877] | 1149 | NanoVis::volRenderer->startVolumeAnimation(); |
---|
[927] | 1150 | return TCL_OK; |
---|
| 1151 | } |
---|
| 1152 | |
---|
| 1153 | static int |
---|
[1431] | 1154 | VolumeAnimationStopOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[1028] | 1155 | Tcl_Obj *const *objv) |
---|
[927] | 1156 | { |
---|
[2877] | 1157 | NanoVis::volRenderer->stopVolumeAnimation(); |
---|
[927] | 1158 | return TCL_OK; |
---|
| 1159 | } |
---|
| 1160 | |
---|
| 1161 | static int |
---|
[1431] | 1162 | VolumeAnimationVolumesOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[1028] | 1163 | Tcl_Obj *const *objv) |
---|
[927] | 1164 | { |
---|
[2800] | 1165 | std::vector<Volume *> volumes; |
---|
[1478] | 1166 | if (GetVolumes(interp, objc - 3, objv + 3, &volumes) != TCL_OK) { |
---|
[1028] | 1167 | return TCL_ERROR; |
---|
[927] | 1168 | } |
---|
[3452] | 1169 | TRACE("parsing volume data identifier"); |
---|
[3567] | 1170 | NanoVis::VolumeHashmap::iterator itr; |
---|
| 1171 | for (itr = NanoVis::volumeTable.begin(); |
---|
| 1172 | itr != NanoVis::volumeTable.end(); ++itr) { |
---|
| 1173 | NanoVis::volRenderer->addAnimatedVolume(itr->second); |
---|
[927] | 1174 | } |
---|
| 1175 | return TCL_OK; |
---|
| 1176 | } |
---|
| 1177 | |
---|
[929] | 1178 | static Rappture::CmdSpec volumeAnimationOps[] = { |
---|
| 1179 | {"capture", 2, VolumeAnimationCaptureOp, 4, 5, "numframes ?filename?",}, |
---|
| 1180 | {"clear", 2, VolumeAnimationClearOp, 3, 3, "",}, |
---|
| 1181 | {"start", 3, VolumeAnimationStartOp, 3, 3, "",}, |
---|
| 1182 | {"stop", 3, VolumeAnimationStopOp, 3, 3, "",}, |
---|
| 1183 | {"volumes", 1, VolumeAnimationVolumesOp, 3, 0, "?indices?",}, |
---|
| 1184 | }; |
---|
[927] | 1185 | |
---|
[923] | 1186 | static int nVolumeAnimationOps = NumCmdSpecs(volumeAnimationOps); |
---|
| 1187 | |
---|
| 1188 | static int |
---|
[1431] | 1189 | VolumeAnimationOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[1028] | 1190 | Tcl_Obj *const *objv) |
---|
[927] | 1191 | { |
---|
| 1192 | Tcl_ObjCmdProc *proc; |
---|
| 1193 | |
---|
[1431] | 1194 | proc = Rappture::GetOpFromObj(interp, nVolumeAnimationOps, |
---|
[3567] | 1195 | volumeAnimationOps, Rappture::CMDSPEC_ARG2, objc, objv, 0); |
---|
[927] | 1196 | if (proc == NULL) { |
---|
| 1197 | return TCL_ERROR; |
---|
| 1198 | } |
---|
[1431] | 1199 | return (*proc) (clientData, interp, objc, objv); |
---|
[927] | 1200 | } |
---|
| 1201 | |
---|
| 1202 | static int |
---|
[1431] | 1203 | VolumeDataFollowsOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[1028] | 1204 | Tcl_Obj *const *objv) |
---|
[923] | 1205 | { |
---|
[3452] | 1206 | TRACE("Data Loading"); |
---|
[1089] | 1207 | |
---|
[923] | 1208 | int nbytes; |
---|
| 1209 | if (Tcl_GetIntFromObj(interp, objv[3], &nbytes) != TCL_OK) { |
---|
| 1210 | return TCL_ERROR; |
---|
| 1211 | } |
---|
[3567] | 1212 | const char *tag = Tcl_GetString(objv[4]); |
---|
[923] | 1213 | Rappture::Buffer buf; |
---|
| 1214 | if (GetDataStream(interp, buf, nbytes) != TCL_OK) { |
---|
| 1215 | return TCL_ERROR; |
---|
| 1216 | } |
---|
[1526] | 1217 | const char *bytes; |
---|
| 1218 | size_t nBytes; |
---|
[1089] | 1219 | |
---|
[1526] | 1220 | bytes = buf.bytes(); |
---|
| 1221 | nBytes = buf.size(); |
---|
| 1222 | |
---|
[3452] | 1223 | TRACE("Checking header[%.20s]", bytes); |
---|
[1475] | 1224 | |
---|
[3567] | 1225 | Volume *volume = NULL; |
---|
[2828] | 1226 | |
---|
[1526] | 1227 | if ((nBytes > 5) && (strncmp(bytes, "<HDR>", 5) == 0)) { |
---|
[3502] | 1228 | TRACE("ZincBlende Stream loading..."); |
---|
[1493] | 1229 | //std::stringstream fdata(std::ios_base::out|std::ios_base::in|std::ios_base::binary); |
---|
[923] | 1230 | //fdata.write(buf.bytes(),buf.size()); |
---|
| 1231 | //vol = NvZincBlendeReconstructor::getInstance()->loadFromStream(fdata); |
---|
[1089] | 1232 | |
---|
[3567] | 1233 | volume = NvZincBlendeReconstructor::getInstance()->loadFromMemory((void*) buf.bytes()); |
---|
| 1234 | if (volume == NULL) { |
---|
[923] | 1235 | Tcl_AppendResult(interp, "can't get volume instance", (char *)NULL); |
---|
[1493] | 1236 | return TCL_ERROR; |
---|
[923] | 1237 | } |
---|
[3452] | 1238 | TRACE("finish loading"); |
---|
[3362] | 1239 | |
---|
[3567] | 1240 | Vector3f scale = volume->getPhysicalScaling(); |
---|
[3493] | 1241 | Vector3f loc(scale); |
---|
[3492] | 1242 | loc *= -0.5; |
---|
[3567] | 1243 | volume->location(loc); |
---|
[3362] | 1244 | |
---|
[3567] | 1245 | NanoVis::VolumeHashmap::iterator itr = NanoVis::volumeTable.find(tag); |
---|
| 1246 | if (itr != NanoVis::volumeTable.end()) { |
---|
[1493] | 1247 | Tcl_AppendResult(interp, "volume \"", tag, "\" already exists.", |
---|
[3567] | 1248 | (char *)NULL); |
---|
[1493] | 1249 | return TCL_ERROR; |
---|
[3567] | 1250 | } |
---|
| 1251 | NanoVis::volumeTable[tag] = volume; |
---|
| 1252 | volume->name(tag); |
---|
[3502] | 1253 | } else if ((nBytes > 14) && (strncmp(bytes, "# vtk DataFile", 14) == 0)) { |
---|
| 1254 | TRACE("VTK loading..."); |
---|
| 1255 | std::stringstream fdata; |
---|
| 1256 | fdata.write(bytes, nBytes); |
---|
| 1257 | if (nBytes <= 0) { |
---|
[3567] | 1258 | ERROR("data buffer is empty"); |
---|
| 1259 | abort(); |
---|
[3502] | 1260 | } |
---|
| 1261 | Rappture::Outcome context; |
---|
[3567] | 1262 | volume = load_vtk_volume_stream(context, tag, fdata); |
---|
| 1263 | if (volume == NULL) { |
---|
[3502] | 1264 | Tcl_AppendResult(interp, context.remark(), (char*)NULL); |
---|
| 1265 | return TCL_ERROR; |
---|
| 1266 | } |
---|
[923] | 1267 | } else { |
---|
[3502] | 1268 | // **Deprecated** OpenDX format |
---|
| 1269 | if ((nBytes > 5) && (strncmp(bytes, "<ODX>", 5) == 0)) { |
---|
| 1270 | bytes += 5; |
---|
| 1271 | nBytes -= 5; |
---|
[4818] | 1272 | } else if ((nBytes > 4) && (strncmp(bytes, "<DX>", 4) == 0)) { |
---|
| 1273 | bytes += 4; |
---|
| 1274 | nBytes -= 4; |
---|
[2708] | 1275 | } |
---|
[3452] | 1276 | TRACE("DX loading..."); |
---|
[923] | 1277 | std::stringstream fdata; |
---|
[1526] | 1278 | fdata.write(bytes, nBytes); |
---|
[3502] | 1279 | if (nBytes <= 0) { |
---|
| 1280 | ERROR("data buffer is empty"); |
---|
| 1281 | abort(); |
---|
| 1282 | } |
---|
[1382] | 1283 | Rappture::Outcome context; |
---|
[3567] | 1284 | volume = load_dx_volume_stream(context, tag, fdata); |
---|
| 1285 | if (volume == NULL) { |
---|
[1382] | 1286 | Tcl_AppendResult(interp, context.remark(), (char*)NULL); |
---|
[923] | 1287 | return TCL_ERROR; |
---|
| 1288 | } |
---|
| 1289 | } |
---|
[956] | 1290 | |
---|
[3567] | 1291 | if (volume != NULL) { |
---|
| 1292 | volume->disableCutplane(0); |
---|
| 1293 | volume->disableCutplane(1); |
---|
| 1294 | volume->disableCutplane(2); |
---|
| 1295 | volume->transferFunction(NanoVis::getTransferFunction("default")); |
---|
| 1296 | volume->visible(true); |
---|
[1089] | 1297 | |
---|
[923] | 1298 | char info[1024]; |
---|
[3567] | 1299 | ssize_t nWritten; |
---|
[1089] | 1300 | |
---|
[2877] | 1301 | if (Volume::updatePending) { |
---|
| 1302 | NanoVis::setVolumeRanges(); |
---|
[923] | 1303 | } |
---|
[1475] | 1304 | |
---|
[1282] | 1305 | // FIXME: strlen(info) is the return value of sprintf |
---|
[1493] | 1306 | sprintf(info, "nv>data tag %s min %g max %g vmin %g vmax %g\n", tag, |
---|
[3567] | 1307 | volume->wAxis.min(), volume->wAxis.max(), |
---|
[1028] | 1308 | Volume::valueMin, Volume::valueMax); |
---|
[2372] | 1309 | nWritten = write(1, info, strlen(info)); |
---|
[3567] | 1310 | assert(nWritten == (ssize_t)strlen(info)); |
---|
[923] | 1311 | } |
---|
| 1312 | return TCL_OK; |
---|
| 1313 | } |
---|
| 1314 | |
---|
| 1315 | static int |
---|
[1431] | 1316 | VolumeDataStateOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[1028] | 1317 | Tcl_Obj *const *objv) |
---|
[923] | 1318 | { |
---|
[927] | 1319 | bool state; |
---|
| 1320 | if (GetBooleanFromObj(interp, objv[3], &state) != TCL_OK) { |
---|
[923] | 1321 | return TCL_ERROR; |
---|
| 1322 | } |
---|
[2800] | 1323 | std::vector<Volume *> ivol; |
---|
[923] | 1324 | if (GetVolumes(interp, objc - 4, objv + 4, &ivol) != TCL_OK) { |
---|
| 1325 | return TCL_ERROR; |
---|
| 1326 | } |
---|
[2800] | 1327 | std::vector<Volume *>::iterator iter; |
---|
[1474] | 1328 | for (iter = ivol.begin(); iter != ivol.end(); iter++) { |
---|
[3567] | 1329 | (*iter)->dataEnabled(state); |
---|
[923] | 1330 | } |
---|
| 1331 | return TCL_OK; |
---|
| 1332 | } |
---|
| 1333 | |
---|
[929] | 1334 | static Rappture::CmdSpec volumeDataOps[] = { |
---|
[4818] | 1335 | {"follows", 1, VolumeDataFollowsOp, 5, 5, "nbytes tag",}, |
---|
[929] | 1336 | {"state", 1, VolumeDataStateOp, 4, 0, "bool ?indices?",}, |
---|
| 1337 | }; |
---|
[923] | 1338 | static int nVolumeDataOps = NumCmdSpecs(volumeDataOps); |
---|
| 1339 | |
---|
| 1340 | static int |
---|
[1431] | 1341 | VolumeDataOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[1028] | 1342 | Tcl_Obj *const *objv) |
---|
[927] | 1343 | { |
---|
| 1344 | Tcl_ObjCmdProc *proc; |
---|
| 1345 | |
---|
[1089] | 1346 | proc = Rappture::GetOpFromObj(interp, nVolumeDataOps, volumeDataOps, |
---|
[1028] | 1347 | Rappture::CMDSPEC_ARG2, objc, objv, 0); |
---|
[927] | 1348 | if (proc == NULL) { |
---|
| 1349 | return TCL_ERROR; |
---|
| 1350 | } |
---|
[1431] | 1351 | return (*proc) (clientData, interp, objc, objv); |
---|
[927] | 1352 | } |
---|
| 1353 | |
---|
| 1354 | static int |
---|
[1493] | 1355 | VolumeDeleteOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[3567] | 1356 | Tcl_Obj *const *objv) |
---|
[1493] | 1357 | { |
---|
[3567] | 1358 | for (int i = 2; i < objc; i++) { |
---|
| 1359 | Volume *volume; |
---|
| 1360 | if (GetVolumeFromObj(interp, objv[i], &volume) != TCL_OK) { |
---|
| 1361 | return TCL_ERROR; |
---|
| 1362 | } |
---|
| 1363 | NanoVis::removeVolume(volume); |
---|
[1493] | 1364 | } |
---|
[2877] | 1365 | NanoVis::eventuallyRedraw(); |
---|
[1493] | 1366 | return TCL_OK; |
---|
| 1367 | } |
---|
| 1368 | |
---|
| 1369 | static int |
---|
| 1370 | VolumeExistsOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[3567] | 1371 | Tcl_Obj *const *objv) |
---|
[1493] | 1372 | { |
---|
| 1373 | bool value; |
---|
[3567] | 1374 | Volume *volume; |
---|
[1493] | 1375 | |
---|
| 1376 | value = false; |
---|
[3567] | 1377 | if (GetVolumeFromObj(NULL, objv[2], &volume) == TCL_OK) { |
---|
| 1378 | value = true; |
---|
[1493] | 1379 | } |
---|
| 1380 | Tcl_SetBooleanObj(Tcl_GetObjResult(interp), (int)value); |
---|
| 1381 | return TCL_OK; |
---|
| 1382 | } |
---|
| 1383 | |
---|
| 1384 | static int |
---|
| 1385 | VolumeNamesOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[3567] | 1386 | Tcl_Obj *const *objv) |
---|
[1493] | 1387 | { |
---|
| 1388 | Tcl_Obj *listObjPtr; |
---|
| 1389 | listObjPtr = Tcl_NewListObj(0, (Tcl_Obj **) NULL); |
---|
[3567] | 1390 | NanoVis::VolumeHashmap::iterator itr; |
---|
| 1391 | for (itr = NanoVis::volumeTable.begin(); |
---|
| 1392 | itr != NanoVis::volumeTable.end(); ++itr) { |
---|
| 1393 | Tcl_Obj *objPtr = Tcl_NewStringObj(itr->second->name(), -1); |
---|
| 1394 | Tcl_ListObjAppendElement(interp, listObjPtr, objPtr); |
---|
[1493] | 1395 | } |
---|
| 1396 | Tcl_SetObjResult(interp, listObjPtr); |
---|
| 1397 | return TCL_OK; |
---|
| 1398 | } |
---|
| 1399 | |
---|
| 1400 | static int |
---|
[1431] | 1401 | VolumeOutlineColorOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[1028] | 1402 | Tcl_Obj *const *objv) |
---|
[927] | 1403 | { |
---|
| 1404 | float rgb[3]; |
---|
| 1405 | if (GetColor(interp, objc - 3, objv + 3, rgb) != TCL_OK) { |
---|
[1028] | 1406 | return TCL_ERROR; |
---|
[927] | 1407 | } |
---|
[2800] | 1408 | std::vector<Volume *> ivol; |
---|
[927] | 1409 | if (GetVolumes(interp, objc - 6, objv + 6, &ivol) != TCL_OK) { |
---|
[1028] | 1410 | return TCL_ERROR; |
---|
[927] | 1411 | } |
---|
[2800] | 1412 | std::vector<Volume *>::iterator iter; |
---|
[927] | 1413 | for (iter = ivol.begin(); iter != ivol.end(); iter++) { |
---|
[2877] | 1414 | (*iter)->setOutlineColor(rgb); |
---|
[927] | 1415 | } |
---|
| 1416 | return TCL_OK; |
---|
| 1417 | } |
---|
| 1418 | |
---|
| 1419 | static int |
---|
[1431] | 1420 | VolumeOutlineStateOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[1028] | 1421 | Tcl_Obj *const *objv) |
---|
[923] | 1422 | { |
---|
[927] | 1423 | bool state; |
---|
| 1424 | if (GetBooleanFromObj(interp, objv[3], &state) != TCL_OK) { |
---|
[1028] | 1425 | return TCL_ERROR; |
---|
[927] | 1426 | } |
---|
[2800] | 1427 | std::vector<Volume *> ivol; |
---|
[927] | 1428 | if (GetVolumes(interp, objc - 4, objv + 4, &ivol) != TCL_OK) { |
---|
[1028] | 1429 | return TCL_ERROR; |
---|
[927] | 1430 | } |
---|
[2800] | 1431 | std::vector<Volume *>::iterator iter; |
---|
[1474] | 1432 | for (iter = ivol.begin(); iter != ivol.end(); iter++) { |
---|
[3567] | 1433 | (*iter)->outline(state); |
---|
[927] | 1434 | } |
---|
[923] | 1435 | return TCL_OK; |
---|
| 1436 | } |
---|
[927] | 1437 | |
---|
[929] | 1438 | static Rappture::CmdSpec volumeOutlineOps[] = { |
---|
| 1439 | {"color", 1, VolumeOutlineColorOp, 6, 0, "r g b ?indices?",}, |
---|
| 1440 | {"state", 1, VolumeOutlineStateOp, 4, 0, "bool ?indices?",}, |
---|
| 1441 | {"visible", 1, VolumeOutlineStateOp, 4, 0, "bool ?indices?",}, |
---|
| 1442 | }; |
---|
[923] | 1443 | static int nVolumeOutlineOps = NumCmdSpecs(volumeOutlineOps); |
---|
| 1444 | |
---|
[927] | 1445 | static int |
---|
[1431] | 1446 | VolumeOutlineOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[1028] | 1447 | Tcl_Obj *const *objv) |
---|
[927] | 1448 | { |
---|
| 1449 | Tcl_ObjCmdProc *proc; |
---|
| 1450 | |
---|
[1089] | 1451 | proc = Rappture::GetOpFromObj(interp, nVolumeOutlineOps, volumeOutlineOps, |
---|
| 1452 | Rappture::CMDSPEC_ARG2, objc, objv, 0); |
---|
[927] | 1453 | if (proc == NULL) { |
---|
| 1454 | return TCL_ERROR; |
---|
| 1455 | } |
---|
[1431] | 1456 | return (*proc) (clientData, interp, objc, objv); |
---|
[927] | 1457 | } |
---|
| 1458 | |
---|
| 1459 | static int |
---|
[3362] | 1460 | VolumeShadingAmbientOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
| 1461 | Tcl_Obj *const *objv) |
---|
| 1462 | { |
---|
| 1463 | float ambient; |
---|
| 1464 | if (GetFloatFromObj(interp, objv[3], &ambient) != TCL_OK) { |
---|
| 1465 | return TCL_ERROR; |
---|
| 1466 | } |
---|
| 1467 | if (ambient < 0.0f || ambient > 1.0f) { |
---|
| 1468 | WARN("Invalid ambient coefficient requested: %g, should be [0,1]", ambient); |
---|
| 1469 | } |
---|
| 1470 | std::vector<Volume *> ivol; |
---|
| 1471 | if (GetVolumes(interp, objc - 4, objv + 4, &ivol) != TCL_OK) { |
---|
| 1472 | return TCL_ERROR; |
---|
| 1473 | } |
---|
| 1474 | std::vector<Volume *>::iterator iter; |
---|
| 1475 | for (iter = ivol.begin(); iter != ivol.end(); iter++) { |
---|
| 1476 | (*iter)->ambient(ambient); |
---|
| 1477 | } |
---|
| 1478 | return TCL_OK; |
---|
| 1479 | } |
---|
| 1480 | |
---|
| 1481 | static int |
---|
[1431] | 1482 | VolumeShadingDiffuseOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[1028] | 1483 | Tcl_Obj *const *objv) |
---|
[927] | 1484 | { |
---|
| 1485 | float diffuse; |
---|
| 1486 | if (GetFloatFromObj(interp, objv[3], &diffuse) != TCL_OK) { |
---|
[1028] | 1487 | return TCL_ERROR; |
---|
[927] | 1488 | } |
---|
[2877] | 1489 | if (diffuse < 0.0f || diffuse > 1.0f) { |
---|
| 1490 | WARN("Invalid diffuse coefficient requested: %g, should be [0,1]", diffuse); |
---|
| 1491 | } |
---|
[2800] | 1492 | std::vector<Volume *> ivol; |
---|
[927] | 1493 | if (GetVolumes(interp, objc - 4, objv + 4, &ivol) != TCL_OK) { |
---|
[1028] | 1494 | return TCL_ERROR; |
---|
[927] | 1495 | } |
---|
[2800] | 1496 | std::vector<Volume *>::iterator iter; |
---|
[927] | 1497 | for (iter = ivol.begin(); iter != ivol.end(); iter++) { |
---|
[1474] | 1498 | (*iter)->diffuse(diffuse); |
---|
[927] | 1499 | } |
---|
| 1500 | return TCL_OK; |
---|
| 1501 | } |
---|
| 1502 | |
---|
| 1503 | static int |
---|
[1431] | 1504 | VolumeShadingIsosurfaceOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[1028] | 1505 | Tcl_Obj *const *objv) |
---|
[927] | 1506 | { |
---|
| 1507 | bool iso_surface; |
---|
| 1508 | if (GetBooleanFromObj(interp, objv[3], &iso_surface) != TCL_OK) { |
---|
[1028] | 1509 | return TCL_ERROR; |
---|
[927] | 1510 | } |
---|
[2800] | 1511 | std::vector<Volume *> ivol; |
---|
[927] | 1512 | if (GetVolumes(interp, objc - 4, objv + 4, &ivol) != TCL_OK) { |
---|
[1028] | 1513 | return TCL_ERROR; |
---|
[927] | 1514 | } |
---|
[2800] | 1515 | std::vector<Volume *>::iterator iter; |
---|
[927] | 1516 | for (iter = ivol.begin(); iter != ivol.end(); iter++) { |
---|
[1478] | 1517 | (*iter)->isosurface(iso_surface); |
---|
[927] | 1518 | } |
---|
| 1519 | return TCL_OK; |
---|
| 1520 | } |
---|
| 1521 | |
---|
| 1522 | static int |
---|
[3362] | 1523 | VolumeShadingLight2SideOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
| 1524 | Tcl_Obj *const *objv) |
---|
| 1525 | { |
---|
| 1526 | bool twoSidedLighting; |
---|
| 1527 | if (GetBooleanFromObj(interp, objv[3], &twoSidedLighting) != TCL_OK) { |
---|
| 1528 | return TCL_ERROR; |
---|
| 1529 | } |
---|
| 1530 | std::vector<Volume *> ivol; |
---|
| 1531 | if (GetVolumes(interp, objc - 4, objv + 4, &ivol) != TCL_OK) { |
---|
| 1532 | return TCL_ERROR; |
---|
| 1533 | } |
---|
| 1534 | std::vector<Volume *>::iterator iter; |
---|
| 1535 | for (iter = ivol.begin(); iter != ivol.end(); iter++) { |
---|
| 1536 | (*iter)->twoSidedLighting(twoSidedLighting); |
---|
| 1537 | } |
---|
| 1538 | return TCL_OK; |
---|
| 1539 | } |
---|
| 1540 | |
---|
| 1541 | static int |
---|
[1431] | 1542 | VolumeShadingOpacityOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[1028] | 1543 | Tcl_Obj *const *objv) |
---|
[927] | 1544 | { |
---|
[1000] | 1545 | |
---|
[927] | 1546 | float opacity; |
---|
| 1547 | if (GetFloatFromObj(interp, objv[3], &opacity) != TCL_OK) { |
---|
[1028] | 1548 | return TCL_ERROR; |
---|
[927] | 1549 | } |
---|
[3452] | 1550 | TRACE("set opacity %f", opacity); |
---|
[2800] | 1551 | std::vector<Volume *> ivol; |
---|
[927] | 1552 | if (GetVolumes(interp, objc - 4, objv + 4, &ivol) != TCL_OK) { |
---|
[1028] | 1553 | return TCL_ERROR; |
---|
[927] | 1554 | } |
---|
[2800] | 1555 | std::vector<Volume *>::iterator iter; |
---|
[927] | 1556 | for (iter = ivol.begin(); iter != ivol.end(); iter++) { |
---|
[2877] | 1557 | (*iter)->opacityScale(opacity); |
---|
[927] | 1558 | } |
---|
| 1559 | return TCL_OK; |
---|
| 1560 | } |
---|
| 1561 | |
---|
| 1562 | static int |
---|
[1431] | 1563 | VolumeShadingSpecularOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[1028] | 1564 | Tcl_Obj *const *objv) |
---|
[927] | 1565 | { |
---|
| 1566 | float specular; |
---|
| 1567 | if (GetFloatFromObj(interp, objv[3], &specular) != TCL_OK) { |
---|
[1028] | 1568 | return TCL_ERROR; |
---|
[927] | 1569 | } |
---|
[3362] | 1570 | if (specular < 0.0f || specular > 1.0f) { |
---|
| 1571 | WARN("Invalid specular coefficient requested: %g, should be [0,1]", specular); |
---|
[2877] | 1572 | } |
---|
[2800] | 1573 | std::vector<Volume *> ivol; |
---|
[927] | 1574 | if (GetVolumes(interp, objc - 4, objv + 4, &ivol) != TCL_OK) { |
---|
[1028] | 1575 | return TCL_ERROR; |
---|
[927] | 1576 | } |
---|
[2800] | 1577 | std::vector<Volume *>::iterator iter; |
---|
[927] | 1578 | for (iter = ivol.begin(); iter != ivol.end(); iter++) { |
---|
[3362] | 1579 | (*iter)->specularLevel(specular); |
---|
[927] | 1580 | } |
---|
| 1581 | return TCL_OK; |
---|
| 1582 | } |
---|
| 1583 | |
---|
| 1584 | static int |
---|
[3362] | 1585 | VolumeShadingSpecularExpOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
| 1586 | Tcl_Obj *const *objv) |
---|
| 1587 | { |
---|
| 1588 | float specularExp; |
---|
| 1589 | if (GetFloatFromObj(interp, objv[3], &specularExp) != TCL_OK) { |
---|
| 1590 | return TCL_ERROR; |
---|
| 1591 | } |
---|
| 1592 | if (specularExp < 0.0f || specularExp > 128.0f) { |
---|
| 1593 | WARN("Invalid specular exponent requested: %g, should be [0,128]", specularExp); |
---|
| 1594 | } |
---|
| 1595 | std::vector<Volume *> ivol; |
---|
| 1596 | if (GetVolumes(interp, objc - 4, objv + 4, &ivol) != TCL_OK) { |
---|
| 1597 | return TCL_ERROR; |
---|
| 1598 | } |
---|
| 1599 | std::vector<Volume *>::iterator iter; |
---|
| 1600 | for (iter = ivol.begin(); iter != ivol.end(); iter++) { |
---|
| 1601 | (*iter)->specularExponent(specularExp); |
---|
| 1602 | } |
---|
| 1603 | return TCL_OK; |
---|
| 1604 | } |
---|
| 1605 | |
---|
| 1606 | static int |
---|
[1431] | 1607 | VolumeShadingTransFuncOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[1028] | 1608 | Tcl_Obj *const *objv) |
---|
[927] | 1609 | { |
---|
[1028] | 1610 | const char *name = Tcl_GetString(objv[3]); |
---|
[3567] | 1611 | TransferFunction *tf = NanoVis::getTransferFunction(name); |
---|
| 1612 | if (tf == NULL) { |
---|
[1028] | 1613 | Tcl_AppendResult(interp, "transfer function \"", name, |
---|
| 1614 | "\" is not defined", (char*)NULL); |
---|
| 1615 | return TCL_ERROR; |
---|
[927] | 1616 | } |
---|
[2800] | 1617 | std::vector<Volume *> ivol; |
---|
[927] | 1618 | if (GetVolumes(interp, objc - 4, objv + 4, &ivol) != TCL_OK) { |
---|
[1028] | 1619 | return TCL_ERROR; |
---|
[927] | 1620 | } |
---|
[2800] | 1621 | std::vector<Volume *>::iterator iter; |
---|
[3568] | 1622 | for (iter = ivol.begin(); iter != ivol.end(); ++iter) { |
---|
[3567] | 1623 | TRACE("setting %s with transfer function %s", (*iter)->name(), |
---|
| 1624 | tf->name()); |
---|
| 1625 | (*iter)->transferFunction(tf); |
---|
[927] | 1626 | } |
---|
| 1627 | return TCL_OK; |
---|
| 1628 | } |
---|
| 1629 | |
---|
[929] | 1630 | static Rappture::CmdSpec volumeShadingOps[] = { |
---|
[3362] | 1631 | {"ambient", 1, VolumeShadingAmbientOp, 4, 0, "value ?indices?",}, |
---|
| 1632 | {"diffuse", 1, VolumeShadingDiffuseOp, 4, 0, "value ?indices?",}, |
---|
| 1633 | {"isosurface", 1, VolumeShadingIsosurfaceOp, 4, 0, "bool ?indices?",}, |
---|
| 1634 | {"light2side", 1, VolumeShadingLight2SideOp, 4, 0, "bool ?indices?",}, |
---|
| 1635 | {"opacity", 1, VolumeShadingOpacityOp, 4, 0, "value ?indices?",}, |
---|
| 1636 | {"specularExp", 9, VolumeShadingSpecularExpOp, 4, 0, "value ?indices?",}, |
---|
| 1637 | {"specularLevel", 9, VolumeShadingSpecularOp, 4, 0, "value ?indices?",}, |
---|
| 1638 | {"transfunc", 1, VolumeShadingTransFuncOp, 4, 0, "funcName ?indices?",}, |
---|
[929] | 1639 | }; |
---|
[923] | 1640 | static int nVolumeShadingOps = NumCmdSpecs(volumeShadingOps); |
---|
| 1641 | |
---|
[927] | 1642 | static int |
---|
[1431] | 1643 | VolumeShadingOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[1028] | 1644 | Tcl_Obj *const *objv) |
---|
[927] | 1645 | { |
---|
| 1646 | Tcl_ObjCmdProc *proc; |
---|
| 1647 | |
---|
[1089] | 1648 | proc = Rappture::GetOpFromObj(interp, nVolumeShadingOps, volumeShadingOps, |
---|
[1028] | 1649 | Rappture::CMDSPEC_ARG2, objc, objv, 0); |
---|
[927] | 1650 | if (proc == NULL) { |
---|
| 1651 | return TCL_ERROR; |
---|
| 1652 | } |
---|
[1431] | 1653 | return (*proc) (clientData, interp, objc, objv); |
---|
[927] | 1654 | } |
---|
| 1655 | |
---|
| 1656 | static int |
---|
[1431] | 1657 | VolumeStateOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[1028] | 1658 | Tcl_Obj *const *objv) |
---|
[927] | 1659 | { |
---|
| 1660 | bool state; |
---|
| 1661 | if (GetBooleanFromObj(interp, objv[2], &state) != TCL_OK) { |
---|
[1028] | 1662 | return TCL_ERROR; |
---|
[927] | 1663 | } |
---|
[2800] | 1664 | std::vector<Volume *> ivol; |
---|
[927] | 1665 | if (GetVolumes(interp, objc - 3, objv + 3, &ivol) != TCL_OK) { |
---|
[1028] | 1666 | return TCL_ERROR; |
---|
[927] | 1667 | } |
---|
[2800] | 1668 | std::vector<Volume *>::iterator iter; |
---|
[1474] | 1669 | for (iter = ivol.begin(); iter != ivol.end(); iter++) { |
---|
[3567] | 1670 | (*iter)->visible(state); |
---|
[927] | 1671 | } |
---|
| 1672 | return TCL_OK; |
---|
| 1673 | } |
---|
| 1674 | |
---|
[929] | 1675 | static Rappture::CmdSpec volumeOps[] = { |
---|
[930] | 1676 | {"animation", 2, VolumeAnimationOp, 3, 0, "oper ?args?",}, |
---|
[1493] | 1677 | {"data", 2, VolumeDataOp, 3, 0, "oper ?args?",}, |
---|
| 1678 | {"delete", 2, VolumeDeleteOp, 3, 0, "?name...?",}, |
---|
| 1679 | {"exists", 1, VolumeExistsOp, 3, 3, "name",}, |
---|
[4818] | 1680 | {"names", 1, VolumeNamesOp, 2, 2, "",}, |
---|
[929] | 1681 | {"outline", 1, VolumeOutlineOp, 3, 0, "oper ?args?",}, |
---|
| 1682 | {"shading", 2, VolumeShadingOp, 3, 0, "oper ?args?",}, |
---|
| 1683 | {"state", 2, VolumeStateOp, 3, 0, "bool ?indices?",}, |
---|
| 1684 | }; |
---|
[923] | 1685 | static int nVolumeOps = NumCmdSpecs(volumeOps); |
---|
| 1686 | |
---|
[829] | 1687 | static int |
---|
[1431] | 1688 | VolumeCmd(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[3567] | 1689 | Tcl_Obj *const *objv) |
---|
[829] | 1690 | { |
---|
[927] | 1691 | Tcl_ObjCmdProc *proc; |
---|
| 1692 | |
---|
[1089] | 1693 | proc = Rappture::GetOpFromObj(interp, nVolumeOps, volumeOps, |
---|
[1028] | 1694 | Rappture::CMDSPEC_ARG1, objc, objv, 0); |
---|
[927] | 1695 | if (proc == NULL) { |
---|
| 1696 | return TCL_ERROR; |
---|
| 1697 | } |
---|
[1431] | 1698 | return (*proc) (clientData, interp, objc, objv); |
---|
[927] | 1699 | } |
---|
| 1700 | |
---|
[1282] | 1701 | static int |
---|
[1431] | 1702 | HeightMapDataFollowsOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[1028] | 1703 | Tcl_Obj *const *objv) |
---|
[913] | 1704 | { |
---|
| 1705 | int nBytes; |
---|
| 1706 | if (Tcl_GetIntFromObj(interp, objv[3], &nBytes) != TCL_OK) { |
---|
[923] | 1707 | return TCL_ERROR; |
---|
[913] | 1708 | } |
---|
[3567] | 1709 | const char *tag = Tcl_GetString(objv[4]); |
---|
[1544] | 1710 | |
---|
| 1711 | Rappture::Buffer buf; |
---|
[913] | 1712 | if (GetDataStream(interp, buf, nBytes) != TCL_OK) { |
---|
[923] | 1713 | return TCL_ERROR; |
---|
[913] | 1714 | } |
---|
[1544] | 1715 | Rappture::Unirect2d data(1); |
---|
[2922] | 1716 | if (data.parseBuffer(interp, buf) != TCL_OK) { |
---|
[3567] | 1717 | return TCL_ERROR; |
---|
[1374] | 1718 | } |
---|
[1544] | 1719 | if (data.nValues() == 0) { |
---|
[3567] | 1720 | Tcl_AppendResult(interp, "no data found in stream", (char *)NULL); |
---|
| 1721 | return TCL_ERROR; |
---|
[913] | 1722 | } |
---|
[1544] | 1723 | if (!data.isInitialized()) { |
---|
[3567] | 1724 | return TCL_ERROR; |
---|
[1374] | 1725 | } |
---|
[3567] | 1726 | HeightMap *heightMap; |
---|
| 1727 | NanoVis::HeightMapHashmap::iterator itr = NanoVis::heightMapTable.find(tag); |
---|
| 1728 | if (itr != NanoVis::heightMapTable.end()) { |
---|
| 1729 | heightMap = itr->second; |
---|
[1544] | 1730 | } else { |
---|
[3567] | 1731 | heightMap = new HeightMap(); |
---|
| 1732 | NanoVis::heightMapTable[tag] = heightMap; |
---|
[1544] | 1733 | } |
---|
[3567] | 1734 | TRACE("Number of heightmaps=%d", NanoVis::heightMapTable.size()); |
---|
[1374] | 1735 | // Must set units before the heights. |
---|
[3567] | 1736 | heightMap->xAxis.units(data.xUnits()); |
---|
| 1737 | heightMap->yAxis.units(data.yUnits()); |
---|
| 1738 | heightMap->zAxis.units(data.vUnits()); |
---|
| 1739 | heightMap->wAxis.units(data.yUnits()); |
---|
| 1740 | heightMap->setHeight(data.xMin(), data.yMin(), data.xMax(), data.yMax(), |
---|
| 1741 | data.xNum(), data.yNum(), data.transferValues()); |
---|
| 1742 | heightMap->transferFunction(NanoVis::getTransferFunction("default")); |
---|
| 1743 | heightMap->setVisible(true); |
---|
| 1744 | heightMap->setLineContourVisible(true); |
---|
[2877] | 1745 | NanoVis::eventuallyRedraw(); |
---|
[1374] | 1746 | return TCL_OK; |
---|
[913] | 1747 | } |
---|
| 1748 | |
---|
| 1749 | static int |
---|
[1431] | 1750 | HeightMapDataVisibleOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[1028] | 1751 | Tcl_Obj *const *objv) |
---|
[913] | 1752 | { |
---|
[927] | 1753 | bool visible; |
---|
| 1754 | if (GetBooleanFromObj(interp, objv[3], &visible) != TCL_OK) { |
---|
[923] | 1755 | return TCL_ERROR; |
---|
[913] | 1756 | } |
---|
[2800] | 1757 | std::vector<HeightMap *> imap; |
---|
[932] | 1758 | if (GetHeightMaps(interp, objc - 4, objv + 4, &imap) != TCL_OK) { |
---|
[923] | 1759 | return TCL_ERROR; |
---|
[913] | 1760 | } |
---|
[2800] | 1761 | std::vector<HeightMap *>::iterator iter; |
---|
[932] | 1762 | for (iter = imap.begin(); iter != imap.end(); iter++) { |
---|
[1028] | 1763 | (*iter)->setVisible(visible); |
---|
[913] | 1764 | } |
---|
[2877] | 1765 | NanoVis::eventuallyRedraw(); |
---|
[913] | 1766 | return TCL_OK; |
---|
| 1767 | } |
---|
| 1768 | |
---|
[929] | 1769 | static Rappture::CmdSpec heightMapDataOps[] = { |
---|
[4818] | 1770 | {"follows", 1, HeightMapDataFollowsOp, 5, 5, "size heightmapName",}, |
---|
| 1771 | {"visible", 1, HeightMapDataVisibleOp, 4, 0, "bool ?heightmapNames...?",}, |
---|
[929] | 1772 | }; |
---|
[913] | 1773 | static int nHeightMapDataOps = NumCmdSpecs(heightMapDataOps); |
---|
| 1774 | |
---|
[1089] | 1775 | static int |
---|
[1431] | 1776 | HeightMapDataOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[1028] | 1777 | Tcl_Obj *const *objv) |
---|
[829] | 1778 | { |
---|
[913] | 1779 | Tcl_ObjCmdProc *proc; |
---|
[837] | 1780 | |
---|
[1089] | 1781 | proc = Rappture::GetOpFromObj(interp, nHeightMapDataOps, heightMapDataOps, |
---|
[1028] | 1782 | Rappture::CMDSPEC_ARG2, objc, objv, 0); |
---|
[913] | 1783 | if (proc == NULL) { |
---|
[923] | 1784 | return TCL_ERROR; |
---|
[913] | 1785 | } |
---|
[1431] | 1786 | return (*proc) (clientData, interp, objc, objv); |
---|
[913] | 1787 | } |
---|
[837] | 1788 | |
---|
[913] | 1789 | static int |
---|
[1431] | 1790 | HeightMapLineContourColorOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[1028] | 1791 | Tcl_Obj *const *objv) |
---|
[913] | 1792 | { |
---|
| 1793 | float rgb[3]; |
---|
| 1794 | if (GetColor(interp, objc - 3, objv + 3, rgb) != TCL_OK) { |
---|
[923] | 1795 | return TCL_ERROR; |
---|
[1089] | 1796 | } |
---|
[2800] | 1797 | std::vector<HeightMap *> imap; |
---|
[932] | 1798 | if (GetHeightMaps(interp, objc - 6, objv + 6, &imap) != TCL_OK) { |
---|
[923] | 1799 | return TCL_ERROR; |
---|
[829] | 1800 | } |
---|
[2800] | 1801 | std::vector<HeightMap *>::iterator iter; |
---|
[932] | 1802 | for (iter = imap.begin(); iter != imap.end(); iter++) { |
---|
[1028] | 1803 | (*iter)->setLineContourColor(rgb); |
---|
[913] | 1804 | } |
---|
[2877] | 1805 | NanoVis::eventuallyRedraw(); |
---|
[913] | 1806 | return TCL_OK; |
---|
| 1807 | } |
---|
| 1808 | |
---|
| 1809 | static int |
---|
[1431] | 1810 | HeightMapLineContourVisibleOp(ClientData clientData, Tcl_Interp *interp, |
---|
[3567] | 1811 | int objc, Tcl_Obj *const *objv) |
---|
[913] | 1812 | { |
---|
| 1813 | bool visible; |
---|
[927] | 1814 | if (GetBooleanFromObj(interp, objv[3], &visible) != TCL_OK) { |
---|
[923] | 1815 | return TCL_ERROR; |
---|
[913] | 1816 | } |
---|
[2800] | 1817 | std::vector<HeightMap *> imap; |
---|
[932] | 1818 | if (GetHeightMaps(interp, objc - 4, objv + 4, &imap) != TCL_OK) { |
---|
[923] | 1819 | return TCL_ERROR; |
---|
[913] | 1820 | } |
---|
[2800] | 1821 | std::vector<HeightMap *>::iterator iter; |
---|
[932] | 1822 | for (iter = imap.begin(); iter != imap.end(); iter++) { |
---|
[1028] | 1823 | (*iter)->setLineContourVisible(visible); |
---|
[913] | 1824 | } |
---|
[2877] | 1825 | NanoVis::eventuallyRedraw(); |
---|
[913] | 1826 | return TCL_OK; |
---|
| 1827 | } |
---|
| 1828 | |
---|
[929] | 1829 | static Rappture::CmdSpec heightMapLineContourOps[] = { |
---|
[4818] | 1830 | {"color", 1, HeightMapLineContourColorOp, 6, 0, "r g b ?heightmapNames...?",}, |
---|
| 1831 | {"visible", 1, HeightMapLineContourVisibleOp, 4, 0, "bool ?heightmapNames...?",}, |
---|
[929] | 1832 | }; |
---|
[913] | 1833 | static int nHeightMapLineContourOps = NumCmdSpecs(heightMapLineContourOps); |
---|
| 1834 | |
---|
| 1835 | static int |
---|
[1431] | 1836 | HeightMapLineContourOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[1028] | 1837 | Tcl_Obj *const *objv) |
---|
[913] | 1838 | { |
---|
| 1839 | Tcl_ObjCmdProc *proc; |
---|
| 1840 | |
---|
[1089] | 1841 | proc = Rappture::GetOpFromObj(interp, nHeightMapLineContourOps, |
---|
[1028] | 1842 | heightMapLineContourOps, Rappture::CMDSPEC_ARG2, objc, objv, 0); |
---|
[913] | 1843 | if (proc == NULL) { |
---|
[923] | 1844 | return TCL_ERROR; |
---|
[913] | 1845 | } |
---|
[1431] | 1846 | return (*proc) (clientData, interp, objc, objv); |
---|
[913] | 1847 | } |
---|
| 1848 | |
---|
| 1849 | static int |
---|
[1431] | 1850 | HeightMapCullOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[1028] | 1851 | Tcl_Obj *const *objv) |
---|
[913] | 1852 | { |
---|
[3463] | 1853 | RenderContext::CullMode mode; |
---|
[913] | 1854 | if (GetCullMode(interp, objv[2], &mode) != TCL_OK) { |
---|
[923] | 1855 | return TCL_ERROR; |
---|
[913] | 1856 | } |
---|
| 1857 | NanoVis::renderContext->setCullMode(mode); |
---|
[2877] | 1858 | NanoVis::eventuallyRedraw(); |
---|
[913] | 1859 | return TCL_OK; |
---|
| 1860 | } |
---|
| 1861 | |
---|
| 1862 | static int |
---|
[1431] | 1863 | HeightMapCreateOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[1028] | 1864 | Tcl_Obj *const *objv) |
---|
[913] | 1865 | { |
---|
[3567] | 1866 | const char *tag = Tcl_GetString(objv[2]); |
---|
| 1867 | NanoVis::HeightMapHashmap::iterator itr = NanoVis::heightMapTable.find(tag); |
---|
| 1868 | if (itr != NanoVis::heightMapTable.end()) { |
---|
| 1869 | Tcl_AppendResult(interp, "heightmap \"", tag, "\" already exists.", |
---|
| 1870 | (char *)NULL); |
---|
| 1871 | return TCL_ERROR; |
---|
[1544] | 1872 | } |
---|
[913] | 1873 | /* heightmap create xmin ymin xmax ymax xnum ynum values */ |
---|
[3567] | 1874 | HeightMap *heightMap = CreateHeightMap(clientData, interp, objc - 3, objv + 3); |
---|
| 1875 | if (heightMap == NULL) { |
---|
[923] | 1876 | return TCL_ERROR; |
---|
[913] | 1877 | } |
---|
[3567] | 1878 | NanoVis::heightMapTable[tag] = heightMap; |
---|
[2877] | 1879 | NanoVis::eventuallyRedraw(); |
---|
[3567] | 1880 | TRACE("Number of heightmaps=%d", NanoVis::heightMapTable.size()); |
---|
[913] | 1881 | return TCL_OK; |
---|
| 1882 | } |
---|
[829] | 1883 | |
---|
[913] | 1884 | static int |
---|
[1431] | 1885 | HeightMapLegendOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[1028] | 1886 | Tcl_Obj *const *objv) |
---|
[913] | 1887 | { |
---|
[932] | 1888 | HeightMap *hmPtr; |
---|
| 1889 | if (GetHeightMapFromObj(interp, objv[2], &hmPtr) != TCL_OK) { |
---|
[923] | 1890 | return TCL_ERROR; |
---|
[913] | 1891 | } |
---|
[1544] | 1892 | const char *tag; |
---|
| 1893 | tag = Tcl_GetString(objv[2]); |
---|
[1493] | 1894 | TransferFunction *tfPtr; |
---|
| 1895 | tfPtr = hmPtr->transferFunction(); |
---|
| 1896 | if (tfPtr == NULL) { |
---|
[1544] | 1897 | Tcl_AppendResult(interp, "no transfer function defined for heightmap" |
---|
[3567] | 1898 | " \"", tag, "\"", (char*)NULL); |
---|
[923] | 1899 | return TCL_ERROR; |
---|
[913] | 1900 | } |
---|
| 1901 | int w, h; |
---|
[1089] | 1902 | if ((Tcl_GetIntFromObj(interp, objv[3], &w) != TCL_OK) || |
---|
[923] | 1903 | (Tcl_GetIntFromObj(interp, objv[4], &h) != TCL_OK)) { |
---|
| 1904 | return TCL_ERROR; |
---|
[913] | 1905 | } |
---|
[2877] | 1906 | if (HeightMap::updatePending) { |
---|
| 1907 | NanoVis::setHeightmapRanges(); |
---|
[932] | 1908 | } |
---|
[2877] | 1909 | NanoVis::renderLegend(tfPtr, HeightMap::valueMin, HeightMap::valueMax, |
---|
| 1910 | w, h, tag); |
---|
[913] | 1911 | return TCL_OK; |
---|
| 1912 | } |
---|
[834] | 1913 | |
---|
[913] | 1914 | static int |
---|
[1431] | 1915 | HeightMapPolygonOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[1028] | 1916 | Tcl_Obj *const *objv) |
---|
[913] | 1917 | { |
---|
[3463] | 1918 | RenderContext::PolygonMode mode; |
---|
[913] | 1919 | if (GetPolygonMode(interp, objv[2], &mode) != TCL_OK) { |
---|
[923] | 1920 | return TCL_ERROR; |
---|
[913] | 1921 | } |
---|
| 1922 | NanoVis::renderContext->setPolygonMode(mode); |
---|
[2877] | 1923 | NanoVis::eventuallyRedraw(); |
---|
[913] | 1924 | return TCL_OK; |
---|
| 1925 | } |
---|
[834] | 1926 | |
---|
[913] | 1927 | static int |
---|
[1431] | 1928 | HeightMapShadingOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[1028] | 1929 | Tcl_Obj *const *objv) |
---|
[913] | 1930 | { |
---|
[3463] | 1931 | RenderContext::ShadingModel model; |
---|
[913] | 1932 | if (GetShadingModel(interp, objv[2], &model) != TCL_OK) { |
---|
[923] | 1933 | return TCL_ERROR; |
---|
[913] | 1934 | } |
---|
| 1935 | NanoVis::renderContext->setShadingModel(model); |
---|
[2877] | 1936 | NanoVis::eventuallyRedraw(); |
---|
[913] | 1937 | return TCL_OK; |
---|
| 1938 | } |
---|
[829] | 1939 | |
---|
[913] | 1940 | static int |
---|
[1431] | 1941 | HeightMapTransFuncOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[1028] | 1942 | Tcl_Obj *const *objv) |
---|
[913] | 1943 | { |
---|
[1028] | 1944 | const char *name; |
---|
[913] | 1945 | name = Tcl_GetString(objv[2]); |
---|
[3567] | 1946 | TransferFunction *tf = NanoVis::getTransferFunction(name); |
---|
| 1947 | if (tf == NULL) { |
---|
[923] | 1948 | Tcl_AppendResult(interp, "transfer function \"", name, |
---|
| 1949 | "\" is not defined", (char*)NULL); |
---|
| 1950 | return TCL_ERROR; |
---|
[913] | 1951 | } |
---|
[2800] | 1952 | std::vector<HeightMap *> imap; |
---|
[932] | 1953 | if (GetHeightMaps(interp, objc - 3, objv + 3, &imap) != TCL_OK) { |
---|
[923] | 1954 | return TCL_ERROR; |
---|
[913] | 1955 | } |
---|
[2800] | 1956 | std::vector<HeightMap *>::iterator iter; |
---|
[932] | 1957 | for (iter = imap.begin(); iter != imap.end(); iter++) { |
---|
[3567] | 1958 | (*iter)->transferFunction(tf); |
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[913] | 1959 | } |
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[2877] | 1960 | NanoVis::eventuallyRedraw(); |
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[913] | 1961 | return TCL_OK; |
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| 1962 | } |
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| 1963 | |
---|
[1546] | 1964 | static int |
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| 1965 | HeightMapOpacityOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
| 1966 | Tcl_Obj *const *objv) |
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| 1967 | { |
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| 1968 | float opacity; |
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| 1969 | if (GetFloatFromObj(interp, objv[2], &opacity) != TCL_OK) { |
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[3567] | 1970 | return TCL_ERROR; |
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[1546] | 1971 | } |
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[2800] | 1972 | std::vector<HeightMap *> heightmaps; |
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[1546] | 1973 | if (GetHeightMaps(interp, objc - 3, objv + 3, &heightmaps) != TCL_OK) { |
---|
| 1974 | return TCL_ERROR; |
---|
| 1975 | } |
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[2800] | 1976 | std::vector<HeightMap *>::iterator iter; |
---|
[1546] | 1977 | for (iter = heightmaps.begin(); iter != heightmaps.end(); iter++) { |
---|
| 1978 | (*iter)->opacity(opacity); |
---|
| 1979 | } |
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[2877] | 1980 | NanoVis::eventuallyRedraw(); |
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[1546] | 1981 | return TCL_OK; |
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| 1982 | } |
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| 1983 | |
---|
[929] | 1984 | static Rappture::CmdSpec heightMapOps[] = { |
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[4818] | 1985 | {"create", 2, HeightMapCreateOp, 10, 10, "heightmapName xmin ymin xmax ymax xnum ynum values",}, |
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[929] | 1986 | {"cull", 2, HeightMapCullOp, 3, 3, "mode",}, |
---|
| 1987 | {"data", 1, HeightMapDataOp, 3, 0, "oper ?args?",}, |
---|
[4818] | 1988 | {"legend", 2, HeightMapLegendOp, 5, 5, "heightmapName width height",}, |
---|
[929] | 1989 | {"linecontour", 2, HeightMapLineContourOp, 2, 0, "oper ?args?",}, |
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[4818] | 1990 | {"opacity", 1, HeightMapOpacityOp, 3, 0, "value ?heightmapNames...? ",}, |
---|
[929] | 1991 | {"polygon", 1, HeightMapPolygonOp, 3, 3, "mode",}, |
---|
[932] | 1992 | {"shading", 1, HeightMapShadingOp, 3, 3, "model",}, |
---|
[4818] | 1993 | {"transfunc", 2, HeightMapTransFuncOp, 3, 0, "name ?heightmapNames...?",}, |
---|
[929] | 1994 | }; |
---|
[913] | 1995 | static int nHeightMapOps = NumCmdSpecs(heightMapOps); |
---|
| 1996 | |
---|
[1089] | 1997 | static int |
---|
[1431] | 1998 | HeightMapCmd(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[3567] | 1999 | Tcl_Obj *const *objv) |
---|
[1089] | 2000 | { |
---|
[913] | 2001 | Tcl_ObjCmdProc *proc; |
---|
| 2002 | |
---|
[1089] | 2003 | proc = Rappture::GetOpFromObj(interp, nHeightMapOps, heightMapOps, |
---|
[1028] | 2004 | Rappture::CMDSPEC_ARG1, objc, objv, 0); |
---|
[913] | 2005 | if (proc == NULL) { |
---|
[923] | 2006 | return TCL_ERROR; |
---|
[913] | 2007 | } |
---|
[1431] | 2008 | return (*proc) (clientData, interp, objc, objv); |
---|
[913] | 2009 | } |
---|
| 2010 | |
---|
[915] | 2011 | static int |
---|
[1431] | 2012 | GridAxisColorOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[1028] | 2013 | Tcl_Obj *const *objv) |
---|
[829] | 2014 | { |
---|
[915] | 2015 | float r, g, b, a; |
---|
| 2016 | if ((GetFloatFromObj(interp, objv[2], &r) != TCL_OK) || |
---|
[923] | 2017 | (GetFloatFromObj(interp, objv[3], &g) != TCL_OK) || |
---|
| 2018 | (GetFloatFromObj(interp, objv[4], &b) != TCL_OK)) { |
---|
| 2019 | return TCL_ERROR; |
---|
[867] | 2020 | } |
---|
[915] | 2021 | a = 1.0f; |
---|
| 2022 | if ((objc == 6) && (GetFloatFromObj(interp, objv[5], &a) != TCL_OK)) { |
---|
[923] | 2023 | return TCL_ERROR; |
---|
[1089] | 2024 | } |
---|
[915] | 2025 | if (NanoVis::grid) { |
---|
[923] | 2026 | NanoVis::grid->setAxisColor(r, g, b, a); |
---|
[829] | 2027 | } |
---|
[834] | 2028 | return TCL_OK; |
---|
| 2029 | } |
---|
[829] | 2030 | |
---|
[834] | 2031 | static int |
---|
[1431] | 2032 | GridAxisNameOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[1028] | 2033 | Tcl_Obj *const *objv) |
---|
[834] | 2034 | { |
---|
[1028] | 2035 | int axis; |
---|
| 2036 | if (GetAxisFromObj(interp, objv[2], &axis) != TCL_OK) { |
---|
[923] | 2037 | return TCL_ERROR; |
---|
[829] | 2038 | } |
---|
[1028] | 2039 | if (NanoVis::grid != NULL) { |
---|
| 2040 | Axis *axisPtr; |
---|
| 2041 | |
---|
[1089] | 2042 | axisPtr = NULL; /* Suppress compiler warning. */ |
---|
[1028] | 2043 | switch (axis) { |
---|
| 2044 | case 0: axisPtr = &NanoVis::grid->xAxis; break; |
---|
| 2045 | case 1: axisPtr = &NanoVis::grid->yAxis; break; |
---|
| 2046 | case 2: axisPtr = &NanoVis::grid->zAxis; break; |
---|
| 2047 | } |
---|
[1111] | 2048 | axisPtr->name(Tcl_GetString(objv[3])); |
---|
| 2049 | axisPtr->units(Tcl_GetString(objv[4])); |
---|
[829] | 2050 | } |
---|
[834] | 2051 | return TCL_OK; |
---|
[829] | 2052 | } |
---|
| 2053 | |
---|
[834] | 2054 | static int |
---|
[1431] | 2055 | GridLineColorOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[1028] | 2056 | Tcl_Obj *const *objv) |
---|
[829] | 2057 | { |
---|
[915] | 2058 | float r, g, b, a; |
---|
| 2059 | if ((GetFloatFromObj(interp, objv[2], &r) != TCL_OK) || |
---|
[923] | 2060 | (GetFloatFromObj(interp, objv[3], &g) != TCL_OK) || |
---|
| 2061 | (GetFloatFromObj(interp, objv[4], &b) != TCL_OK)) { |
---|
| 2062 | return TCL_ERROR; |
---|
[829] | 2063 | } |
---|
[915] | 2064 | a = 1.0f; |
---|
| 2065 | if ((objc == 6) && (GetFloatFromObj(interp, objv[5], &a) != TCL_OK)) { |
---|
[923] | 2066 | return TCL_ERROR; |
---|
[1089] | 2067 | } |
---|
[915] | 2068 | if (NanoVis::grid) { |
---|
[932] | 2069 | NanoVis::grid->setLineColor(r, g, b, a); |
---|
[834] | 2070 | } |
---|
| 2071 | return TCL_OK; |
---|
| 2072 | } |
---|
[829] | 2073 | |
---|
[834] | 2074 | static int |
---|
[1431] | 2075 | GridVisibleOp(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[3567] | 2076 | Tcl_Obj *const *objv) |
---|
[867] | 2077 | { |
---|
[927] | 2078 | bool visible; |
---|
| 2079 | if (GetBooleanFromObj(interp, objv[2], &visible) != TCL_OK) { |
---|
[923] | 2080 | return TCL_ERROR; |
---|
[867] | 2081 | } |
---|
[927] | 2082 | NanoVis::grid->setVisible(visible); |
---|
[867] | 2083 | return TCL_OK; |
---|
| 2084 | } |
---|
| 2085 | |
---|
[929] | 2086 | static Rappture::CmdSpec gridOps[] = { |
---|
| 2087 | {"axiscolor", 5, GridAxisColorOp, 5, 6, "r g b ?a?",}, |
---|
[1028] | 2088 | {"axisname", 5, GridAxisNameOp, 5, 5, "index title units",}, |
---|
[929] | 2089 | {"linecolor", 7, GridLineColorOp, 5, 6, "r g b ?a?",}, |
---|
| 2090 | {"visible", 1, GridVisibleOp, 3, 3, "bool",}, |
---|
| 2091 | }; |
---|
[915] | 2092 | static int nGridOps = NumCmdSpecs(gridOps); |
---|
[862] | 2093 | |
---|
[1089] | 2094 | static int |
---|
[1431] | 2095 | GridCmd(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[3567] | 2096 | Tcl_Obj *const *objv) |
---|
[1089] | 2097 | { |
---|
[915] | 2098 | Tcl_ObjCmdProc *proc; |
---|
[829] | 2099 | |
---|
[1089] | 2100 | proc = Rappture::GetOpFromObj(interp, nGridOps, gridOps, |
---|
[3478] | 2101 | Rappture::CMDSPEC_ARG1, objc, objv, 0); |
---|
[915] | 2102 | if (proc == NULL) { |
---|
[923] | 2103 | return TCL_ERROR; |
---|
[913] | 2104 | } |
---|
[1431] | 2105 | return (*proc) (clientData, interp, objc, objv); |
---|
[913] | 2106 | } |
---|
| 2107 | |
---|
[1089] | 2108 | static int |
---|
[1431] | 2109 | AxisCmd(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
[3567] | 2110 | Tcl_Obj *const *objv) |
---|
[829] | 2111 | { |
---|
[915] | 2112 | if (objc < 2) { |
---|
[1089] | 2113 | Tcl_AppendResult(interp, "wrong # args: should be \"", |
---|
[1028] | 2114 | Tcl_GetString(objv[0]), " option arg arg...\"", (char*)NULL); |
---|
[829] | 2115 | return TCL_ERROR; |
---|
| 2116 | } |
---|
[1028] | 2117 | const char *string = Tcl_GetString(objv[1]); |
---|
[915] | 2118 | char c = string[0]; |
---|
| 2119 | if ((c == 'v') && (strcmp(string, "visible") == 0)) { |
---|
[927] | 2120 | bool visible; |
---|
[915] | 2121 | |
---|
[927] | 2122 | if (GetBooleanFromObj(interp, objv[2], &visible) != TCL_OK) { |
---|
[915] | 2123 | return TCL_ERROR; |
---|
| 2124 | } |
---|
[2877] | 2125 | NanoVis::axisOn = visible; |
---|
[915] | 2126 | } else { |
---|
| 2127 | Tcl_AppendResult(interp, "bad axis option \"", string, |
---|
| 2128 | "\": should be visible", (char*)NULL); |
---|
[829] | 2129 | return TCL_ERROR; |
---|
| 2130 | } |
---|
| 2131 | return TCL_OK; |
---|
| 2132 | } |
---|
| 2133 | |
---|
[4829] | 2134 | static int |
---|
| 2135 | ImageFlushCmd(ClientData clientData, Tcl_Interp *interp, int objc, |
---|
| 2136 | Tcl_Obj *const *objv) |
---|
| 2137 | { |
---|
| 2138 | lastCmdStatus = TCL_BREAK; |
---|
| 2139 | return TCL_OK; |
---|
| 2140 | } |
---|
| 2141 | |
---|
[1161] | 2142 | Tcl_Interp * |
---|
[915] | 2143 | initTcl() |
---|
| 2144 | { |
---|
[4826] | 2145 | Tcl_Interp *interp = Tcl_CreateInterp(); |
---|
[915] | 2146 | Tcl_MakeSafe(interp); |
---|
[4826] | 2147 | |
---|
[923] | 2148 | Tcl_CreateObjCommand(interp, "axis", AxisCmd, NULL, NULL); |
---|
| 2149 | Tcl_CreateObjCommand(interp, "camera", CameraCmd, NULL, NULL); |
---|
[3330] | 2150 | Tcl_CreateObjCommand(interp, "clientinfo", ClientInfoCmd, NULL, NULL); |
---|
[923] | 2151 | Tcl_CreateObjCommand(interp, "cutplane", CutplaneCmd, NULL, NULL); |
---|
[1429] | 2152 | if (FlowCmdInitProc(interp) != TCL_OK) { |
---|
[3567] | 2153 | return NULL; |
---|
[1429] | 2154 | } |
---|
[923] | 2155 | Tcl_CreateObjCommand(interp, "grid", GridCmd, NULL, NULL); |
---|
| 2156 | Tcl_CreateObjCommand(interp, "heightmap", HeightMapCmd, NULL, NULL); |
---|
[4829] | 2157 | Tcl_CreateObjCommand(interp, "imgflush", ImageFlushCmd, NULL, NULL); |
---|
[923] | 2158 | Tcl_CreateObjCommand(interp, "legend", LegendCmd, NULL, NULL); |
---|
| 2159 | Tcl_CreateObjCommand(interp, "screen", ScreenCmd, NULL, NULL); |
---|
[1028] | 2160 | Tcl_CreateObjCommand(interp, "snapshot", SnapshotCmd, NULL, NULL); |
---|
[923] | 2161 | Tcl_CreateObjCommand(interp, "transfunc", TransfuncCmd, NULL, NULL); |
---|
| 2162 | Tcl_CreateObjCommand(interp, "up", UpCmd, NULL, NULL); |
---|
| 2163 | Tcl_CreateObjCommand(interp, "volume", VolumeCmd, NULL, NULL); |
---|
[2828] | 2164 | |
---|
[829] | 2165 | // create a default transfer function |
---|
| 2166 | if (Tcl_Eval(interp, def_transfunc) != TCL_OK) { |
---|
[3452] | 2167 | WARN("bad default transfer function:\n%s", |
---|
[3567] | 2168 | Tcl_GetStringResult(interp)); |
---|
[829] | 2169 | } |
---|
[1161] | 2170 | return interp; |
---|
[829] | 2171 | } |
---|