1 | /* -*- mode: c++; c-basic-offset: 4; indent-tabs-mode: nil -*- */ |
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2 | /* |
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3 | * Copyright (C) 2011, Purdue Research Foundation |
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4 | * |
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5 | * Author: Leif Delgass <ldelgass@purdue.edu> |
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6 | */ |
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7 | |
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8 | #ifndef __RAPPTURE_VTKVIS_GLYPHS_H__ |
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9 | #define __RAPPTURE_VTKVIS_GLYPHS_H__ |
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10 | |
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11 | #include <vector> |
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12 | |
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13 | #include <vtkSmartPointer.h> |
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14 | #include <vtkProp.h> |
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15 | #include <vtkActor.h> |
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16 | #include <vtkVersion.h> |
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17 | #if ((VTK_MAJOR_VERSION > 5) || (VTK_MAJOR_VERSION == 5 && VTK_MINOR_VERSION >= 8)) |
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18 | #define HAVE_GLYPH3D_MAPPER |
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19 | #include <vtkGlyph3DMapper.h> |
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20 | #else |
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21 | #include <vtkGlyph3D.h> |
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22 | #endif |
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23 | #include <vtkLookupTable.h> |
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24 | #include <vtkPlaneCollection.h> |
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25 | |
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26 | #include "RpVtkGraphicsObject.h" |
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27 | #include "ColorMap.h" |
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28 | |
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29 | namespace Rappture { |
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30 | namespace VtkVis { |
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31 | |
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32 | /** |
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33 | * \brief Oriented and scaled 3D glyph shapes |
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34 | * |
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35 | * The DataSet must have vectors and/or scalars |
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36 | */ |
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37 | class Glyphs : public VtkGraphicsObject { |
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38 | public: |
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39 | enum GlyphShape { |
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40 | ARROW, |
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41 | CONE, |
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42 | CUBE, |
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43 | CYLINDER, |
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44 | DODECAHEDRON, |
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45 | ICOSAHEDRON, |
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46 | LINE, |
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47 | OCTAHEDRON, |
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48 | SPHERE, |
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49 | TETRAHEDRON |
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50 | }; |
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51 | enum ScalingMode { |
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52 | SCALE_BY_SCALAR, |
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53 | SCALE_BY_VECTOR_MAGNITUDE, |
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54 | SCALE_BY_VECTOR_COMPONENTS, |
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55 | SCALING_OFF |
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56 | }; |
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57 | enum ColorMode { |
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58 | COLOR_BY_SCALAR, |
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59 | COLOR_BY_VECTOR_MAGNITUDE, |
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60 | COLOR_BY_VECTOR_X, |
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61 | COLOR_BY_VECTOR_Y, |
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62 | COLOR_BY_VECTOR_Z, |
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63 | COLOR_CONSTANT |
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64 | }; |
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65 | |
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66 | Glyphs(GlyphShape shape); |
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67 | virtual ~Glyphs(); |
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68 | |
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69 | virtual const char *getClassName() const |
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70 | { |
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71 | return "Glyphs"; |
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72 | } |
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73 | |
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74 | virtual void setDataSet(DataSet *dataSet, |
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75 | Renderer *renderer); |
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76 | |
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77 | virtual void setClippingPlanes(vtkPlaneCollection *planes); |
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78 | |
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79 | #ifdef HAVE_GLYPH3D_MAPPER |
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80 | void setScalingMode(ScalingMode mode, const char *name, double range[2]); |
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81 | |
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82 | void setColorMode(ColorMode mode, const char *name, double range[2]); |
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83 | #endif |
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84 | |
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85 | void setScalingMode(ScalingMode mode); |
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86 | |
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87 | void setNormalizeScale(bool normalize); |
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88 | |
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89 | void setColorMode(ColorMode mode); |
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90 | |
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91 | void setGlyphShape(GlyphShape shape); |
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92 | |
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93 | void setScaleFactor(double scale); |
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94 | |
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95 | void setColorMap(ColorMap *colorMap); |
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96 | |
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97 | /** |
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98 | * \brief Return the ColorMap in use |
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99 | */ |
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100 | ColorMap *getColorMap() |
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101 | { |
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102 | return _colorMap; |
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103 | } |
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104 | |
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105 | void updateColorMap(); |
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106 | |
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107 | virtual void updateRanges(Renderer *renderer); |
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108 | |
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109 | private: |
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110 | Glyphs(); |
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111 | virtual void update(); |
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112 | static inline double min2(double a, double b) |
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113 | { |
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114 | return ((a < b) ? a : b); |
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115 | } |
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116 | static inline double max2(double a, double b) |
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117 | { |
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118 | return ((a > b) ? a : b); |
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119 | } |
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120 | |
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121 | GlyphShape _glyphShape; |
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122 | ScalingMode _scalingMode; |
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123 | std::string _scalingFieldName; |
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124 | double _scalingFieldRange[2]; |
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125 | double _dataScale; |
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126 | double _scaleFactor; |
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127 | bool _normalizeScale; |
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128 | ColorMap *_colorMap; |
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129 | ColorMode _colorMode; |
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130 | std::string _colorFieldName; |
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131 | double _colorFieldRange[2]; |
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132 | double _vectorMagnitudeRange[2]; |
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133 | double _vectorComponentRange[3][2]; |
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134 | Renderer *_renderer; |
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135 | |
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136 | vtkSmartPointer<vtkLookupTable> _lut; |
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137 | vtkSmartPointer<vtkPolyDataAlgorithm> _glyphSource; |
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138 | #ifdef HAVE_GLYPH3D_MAPPER |
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139 | vtkSmartPointer<vtkGlyph3DMapper> _glyphMapper; |
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140 | #else |
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141 | vtkSmartPointer<vtkGlyph3D> _glyphGenerator; |
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142 | vtkSmartPointer<vtkPolyDataMapper> _pdMapper; |
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143 | #endif |
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144 | }; |
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145 | |
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146 | } |
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147 | } |
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148 | |
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149 | #endif |
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