1 | /* -*- mode: c++; c-basic-offset: 4; indent-tabs-mode: nil -*- */ |
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2 | /* |
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3 | * Copyright (C) 2004-2013 HUBzero Foundation, LLC |
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4 | * |
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5 | * Author: Leif Delgass <ldelgass@purdue.edu> |
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6 | */ |
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7 | |
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8 | #ifndef VTKVIS_IMAGE_H |
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9 | #define VTKVIS_IMAGE_H |
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10 | |
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11 | #include <vtkSmartPointer.h> |
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12 | #include <vtkImageSlice.h> |
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13 | #include <vtkImageActor.h> |
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14 | #include <vtkImageMapper3D.h> |
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15 | #include <vtkImageResliceMapper.h> |
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16 | #include <vtkImageSliceMapper.h> |
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17 | #include <vtkLookupTable.h> |
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18 | #include <vtkPlaneCollection.h> |
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19 | |
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20 | #include "ColorMap.h" |
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21 | #include "GraphicsObject.h" |
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22 | #include "DataSet.h" |
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23 | #include "Trace.h" |
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24 | |
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25 | namespace VtkVis { |
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26 | |
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27 | /** |
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28 | * \brief Image Slicer |
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29 | * |
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30 | */ |
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31 | class Image : public GraphicsObject |
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32 | { |
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33 | public: |
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34 | Image(); |
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35 | virtual ~Image(); |
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36 | |
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37 | virtual const char *getClassName() const |
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38 | { |
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39 | return "Image"; |
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40 | } |
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41 | |
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42 | virtual void initProp(); |
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43 | |
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44 | virtual void setColor(float color[3]); |
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45 | |
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46 | virtual void setClippingPlanes(vtkPlaneCollection *planes); |
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47 | |
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48 | void updateColorMap() |
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49 | { |
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50 | setColorMap(_colorMap); |
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51 | } |
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52 | |
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53 | void setColorMap(ColorMap *cmap); |
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54 | |
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55 | ColorMap *getColorMap() |
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56 | { |
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57 | return _colorMap; |
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58 | } |
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59 | |
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60 | void setExtents(int extent[6]) |
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61 | { |
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62 | vtkImageActor *actor = getImageActor(); |
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63 | if (actor == NULL) |
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64 | return; |
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65 | |
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66 | actor->SetDisplayExtent(extent); |
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67 | } |
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68 | |
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69 | void setZSlice(int z) |
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70 | { |
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71 | vtkImageActor *actor = getImageActor(); |
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72 | if (actor == NULL) |
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73 | return; |
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74 | |
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75 | TRACE("before slice # %d, (%d,%d), whole z: (%d,%d)", |
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76 | actor->GetSliceNumber(), actor->GetSliceNumberMin(), actor->GetSliceNumberMax(), |
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77 | actor->GetZSlice(), actor->GetWholeZMin(), actor->GetWholeZMax()); |
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78 | |
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79 | actor->SetZSlice(z); |
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80 | |
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81 | TRACE("after slice # %d, (%d,%d), whole z: (%d,%d)", |
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82 | actor->GetSliceNumber(), actor->GetSliceNumberMin(), actor->GetSliceNumberMax(), |
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83 | actor->GetZSlice(), actor->GetWholeZMin(), actor->GetWholeZMax()); |
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84 | } |
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85 | |
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86 | double getWindow() |
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87 | { |
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88 | vtkImageProperty *property = getImageProperty(); |
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89 | if (property == NULL) |
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90 | return 0.0; |
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91 | |
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92 | return property->GetColorWindow(); |
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93 | } |
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94 | |
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95 | void setWindow(double window) |
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96 | { |
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97 | vtkImageProperty *property = getImageProperty(); |
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98 | if (property == NULL) |
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99 | return; |
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100 | |
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101 | property->SetColorWindow(window); |
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102 | } |
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103 | |
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104 | double getLevel() |
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105 | { |
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106 | vtkImageProperty *property = getImageProperty(); |
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107 | if (property == NULL) |
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108 | return 0.0; |
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109 | |
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110 | return property->GetColorLevel(); |
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111 | } |
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112 | |
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113 | void setLevel(double level) |
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114 | { |
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115 | vtkImageProperty *property = getImageProperty(); |
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116 | if (property == NULL) |
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117 | return; |
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118 | |
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119 | property->SetColorLevel(level); |
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120 | } |
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121 | |
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122 | void setWindowAndLevel(double window, double level) |
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123 | { |
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124 | vtkImageProperty *property = getImageProperty(); |
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125 | if (property == NULL) |
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126 | return; |
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127 | |
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128 | property->SetColorWindow(window); |
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129 | property->SetColorLevel(level); |
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130 | } |
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131 | |
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132 | void setBacking(bool state) |
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133 | { |
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134 | vtkImageProperty *property = getImageProperty(); |
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135 | if (property == NULL) |
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136 | return; |
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137 | |
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138 | property->SetBacking((state ? 1 : 0)); |
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139 | } |
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140 | |
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141 | void setBorder(bool state) |
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142 | { |
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143 | vtkImageMapper3D *mapper = getImageMapper(); |
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144 | if (mapper == NULL) |
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145 | return; |
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146 | |
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147 | mapper->SetBorder((state ? 1 : 0)); |
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148 | } |
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149 | |
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150 | void setBackground(bool state) |
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151 | { |
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152 | vtkImageMapper3D *mapper = getImageMapper(); |
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153 | if (mapper == NULL) |
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154 | return; |
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155 | |
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156 | mapper->SetBackground((state ? 1 : 0)); |
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157 | } |
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158 | |
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159 | private: |
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160 | virtual void update(); |
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161 | |
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162 | vtkImageProperty *getImageProperty() |
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163 | { |
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164 | if (getImageSlice() != NULL) { |
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165 | return getImageSlice()->GetProperty(); |
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166 | } else { |
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167 | return NULL; |
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168 | } |
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169 | } |
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170 | |
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171 | vtkImageMapper3D *getImageMapper() |
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172 | { |
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173 | if (getImageSlice() != NULL) { |
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174 | return getImageSlice()->GetMapper(); |
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175 | } else { |
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176 | return NULL; |
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177 | } |
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178 | } |
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179 | |
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180 | vtkImageResliceMapper *getImageResliceMapper() |
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181 | { |
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182 | if (getImageSlice() != NULL) { |
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183 | return vtkImageResliceMapper::SafeDownCast(getImageSlice()->GetMapper()); |
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184 | } else { |
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185 | return NULL; |
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186 | } |
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187 | } |
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188 | |
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189 | vtkImageSliceMapper *getImageSliceMapper() |
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190 | { |
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191 | if (getImageSlice() != NULL) { |
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192 | return vtkImageSliceMapper::SafeDownCast(getImageSlice()->GetMapper()); |
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193 | } else { |
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194 | return NULL; |
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195 | } |
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196 | } |
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197 | |
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198 | ColorMap *_colorMap; |
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199 | |
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200 | vtkSmartPointer<vtkLookupTable> _lut; |
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201 | }; |
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202 | |
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203 | } |
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204 | |
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205 | #endif |
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