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annotate Framework/Radiography/RadiographyWidget.cpp @ 1196:a5f2a6b04a31

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RadiographyScene: windowing is now only applied to the Dicom layer
author Alain Mazy <alain@mazy.be>
date Wed, 27 Nov 2019 17:51:33 +0100
parents 4663f158c748
children 922d2e61aa5d
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1 /**
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2 * Stone of Orthanc
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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4 * Department, University Hospital of Liege, Belgium
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5 * Copyright (C) 2017-2019 Osimis S.A., Belgium
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6 *
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7 * This program is free software: you can redistribute it and/or
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8 * modify it under the terms of the GNU Affero General Public License
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9 * as published by the Free Software Foundation, either version 3 of
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10 * the License, or (at your option) any later version.
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11 *
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12 * This program is distributed in the hope that it will be useful, but
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13 * WITHOUT ANY WARRANTY; without even the implied warranty of
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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15 * Affero General Public License for more details.
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16 *
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17 * You should have received a copy of the GNU Affero General Public License
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18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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19 **/
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20
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21
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22 #include "RadiographyWidget.h"
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23
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24 #include <Core/OrthancException.h>
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25 #include <Core/Images/Image.h>
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26 #include <Core/Images/ImageProcessing.h>
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28 #include "RadiographyMaskLayer.h"
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29
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30 namespace OrthancStone
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31 {
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32
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33 bool RadiographyWidget::IsInvertedInternal() const
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34 {
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35 // MONOCHROME1 images must be inverted and the user can invert the
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36 // image, too -> XOR the two
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37 return (scene_->GetPreferredPhotomotricDisplayMode() ==
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38 RadiographyPhotometricDisplayMode_Monochrome1) ^ invert_;
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39 }
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40
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41 void RadiographyWidget::RenderBackground(
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42 Orthanc::ImageAccessor& image, float minValue, float maxValue)
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43 {
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44 // wipe background before rendering
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45 float backgroundValue = minValue;
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46
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47 switch (scene_->GetPreferredPhotomotricDisplayMode())
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48 {
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49 case RadiographyPhotometricDisplayMode_Monochrome1:
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50 case RadiographyPhotometricDisplayMode_Default:
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51 if (IsInvertedInternal())
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52 backgroundValue = maxValue;
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53 else
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54 backgroundValue = minValue;
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55 break;
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56 case RadiographyPhotometricDisplayMode_Monochrome2:
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57 if (IsInvertedInternal())
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58 backgroundValue = minValue;
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59 else
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60 backgroundValue = maxValue;
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61 break;
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62 default:
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63 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented);
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64 }
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65
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66 Orthanc::ImageProcessing::Set(image, static_cast<int64_t>(backgroundValue));
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67 }
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68
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69 bool RadiographyWidget::RenderInternal(unsigned int width,
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70 unsigned int height,
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71 ImageInterpolation interpolation)
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72 {
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73 if (floatBuffer_.get() == NULL ||
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74 floatBuffer_->GetWidth() != width ||
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75 floatBuffer_->GetHeight() != height)
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76 {
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77 floatBuffer_.reset(new Orthanc::Image(
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78 Orthanc::PixelFormat_Float32, width, height, false));
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79 }
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80
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81 if (cairoBuffer_.get() == NULL ||
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82 cairoBuffer_->GetWidth() != width ||
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83 cairoBuffer_->GetHeight() != height)
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84 {
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85 cairoBuffer_.reset(new CairoSurface(width, height, false /* no alpha */));
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86 }
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87
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88 RenderBackground(*floatBuffer_, 0.0, 65535.0);
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89
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90 scene_->Render(*floatBuffer_, GetView().GetMatrix(), interpolation, true);
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91
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92 // Conversion from Float32 to BGRA32 (cairo). Very similar to
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93 // GrayscaleFrameRenderer => TODO MERGE?
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94 Orthanc::ImageAccessor target;
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95 cairoBuffer_->GetWriteableAccessor(target);
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96
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97 bool invert = IsInvertedInternal();
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98
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99 for (unsigned int y = 0; y < height; y++)
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100 {
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101 const float* p = reinterpret_cast<const float*>(floatBuffer_->GetConstRow(y));
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102 uint8_t* q = reinterpret_cast<uint8_t*>(target.GetRow(y));
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103
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104 for (unsigned int x = 0; x < width; x++, p++, q += 4)
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105 {
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106 uint8_t v = 0;
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107 if (*p >= 65535.0)
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108 {
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109 v = 255;
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110 }
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111 else if (*p <= 0.0)
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112 {
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113 v = 0;
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114 }
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115 else
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116 {
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117 v = static_cast<uint8_t>(*p / 256.0);
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118 }
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119
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120 if (invert)
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121 {
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122 v = 255 - v;
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123 }
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124
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125 q[0] = v;
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126 q[1] = v;
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127 q[2] = v;
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128 q[3] = 255;
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129 }
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130 }
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131
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132 return true;
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133 }
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134
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135
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136 bool RadiographyWidget::RenderScene(CairoContext& context,
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137 const Deprecated::ViewportGeometry& view)
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138 {
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139 cairo_t* cr = context.GetObject();
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140
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141 if (RenderInternal(context.GetWidth(), context.GetHeight(), interpolation_))
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142 {
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143 // https://www.cairographics.org/FAQ/#paint_from_a_surface
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144 cairo_save(cr);
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145 cairo_identity_matrix(cr);
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146 cairo_set_source_surface(cr, cairoBuffer_->GetObject(), 0, 0);
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147 cairo_paint(cr);
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148 cairo_restore(cr);
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149 }
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150 else
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151 {
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152 // https://www.cairographics.org/FAQ/#clear_a_surface
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153 context.SetSourceColor(0, 0, 0);
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154 cairo_paint(cr);
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155 }
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156
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157 if (hasSelection_)
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158 {
516
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Benjamin Golinvaux <bgo@osimis.io>
parents: 492
diff changeset
159 scene_->DrawBorder(
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Benjamin Golinvaux <bgo@osimis.io>
parents: 492
diff changeset
160 context, static_cast<unsigned int>(selectedLayer_), view.GetZoom());
413
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161 }
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162
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163 return true;
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164 }
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165
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166
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167 RadiographyWidget::RadiographyWidget(MessageBroker& broker,
428
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168 boost::shared_ptr<RadiographyScene> scene,
413
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169 const std::string& name) :
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170 WorldSceneWidget(name),
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171 IObserver(broker),
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172 invert_(false),
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173 interpolation_(ImageInterpolation_Nearest),
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174 hasSelection_(false),
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175 selectedLayer_(0) // Dummy initialization
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176 {
428
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177 SetScene(scene);
413
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178 }
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179
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180
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181 void RadiographyWidget::Select(size_t layer)
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182 {
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183 hasSelection_ = true;
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184 selectedLayer_ = layer;
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185 }
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186
1131
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187 void RadiographyWidget::ClearSelectedLayer()
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188 {
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189 hasSelection_ = false;
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190 }
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191
492
64d90190a08c template GetLayer
Alain Mazy <alain@mazy.be>
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diff changeset
192 bool RadiographyWidget::SelectMaskLayer(size_t index)
64d90190a08c template GetLayer
Alain Mazy <alain@mazy.be>
parents: 440
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193 {
64d90190a08c template GetLayer
Alain Mazy <alain@mazy.be>
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diff changeset
194 std::vector<size_t> layerIndexes;
64d90190a08c template GetLayer
Alain Mazy <alain@mazy.be>
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195 size_t count = 0;
64d90190a08c template GetLayer
Alain Mazy <alain@mazy.be>
parents: 440
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196 scene_->GetLayersIndexes(layerIndexes);
64d90190a08c template GetLayer
Alain Mazy <alain@mazy.be>
parents: 440
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197
64d90190a08c template GetLayer
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198 for (size_t i = 0; i < layerIndexes.size(); ++i)
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199 {
64d90190a08c template GetLayer
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diff changeset
200 const RadiographyMaskLayer* maskLayer = dynamic_cast<const RadiographyMaskLayer*>(&(scene_->GetLayer(layerIndexes[i])));
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201 if (maskLayer != NULL)
64d90190a08c template GetLayer
Alain Mazy <alain@mazy.be>
parents: 440
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202 {
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Alain Mazy <alain@mazy.be>
parents: 440
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203 if (count == index)
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parents: 440
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204 {
64d90190a08c template GetLayer
Alain Mazy <alain@mazy.be>
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diff changeset
205 Select(layerIndexes[i]);
64d90190a08c template GetLayer
Alain Mazy <alain@mazy.be>
parents: 440
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206 return true;
64d90190a08c template GetLayer
Alain Mazy <alain@mazy.be>
parents: 440
diff changeset
207 }
64d90190a08c template GetLayer
Alain Mazy <alain@mazy.be>
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diff changeset
208 count++;
64d90190a08c template GetLayer
Alain Mazy <alain@mazy.be>
parents: 440
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209 }
64d90190a08c template GetLayer
Alain Mazy <alain@mazy.be>
parents: 440
diff changeset
210 }
64d90190a08c template GetLayer
Alain Mazy <alain@mazy.be>
parents: 440
diff changeset
211
64d90190a08c template GetLayer
Alain Mazy <alain@mazy.be>
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212 return false;
64d90190a08c template GetLayer
Alain Mazy <alain@mazy.be>
parents: 440
diff changeset
213 }
413
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214
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215 bool RadiographyWidget::LookupSelectedLayer(size_t& layer)
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216 {
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217 if (hasSelection_)
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diff changeset
218 {
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diff changeset
219 layer = selectedLayer_;
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220 return true;
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221 }
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222 else
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parents:
diff changeset
223 {
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224 return false;
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225 }
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226 }
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diff changeset
227
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diff changeset
228
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229 void RadiographyWidget::OnGeometryChanged(const RadiographyScene::GeometryChangedMessage& message)
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230 {
1112
d33ae2b0db9d less logs + allow changing the size of the RadiographyLayer (to replace a low res image by a high res image)
Alain Mazy <alain@mazy.be>
parents: 739
diff changeset
231 // LOG(INFO) << "Scene geometry has changed";
413
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diff changeset
232 FitContent();
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233 }
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Sebastien Jodogne <s.jodogne@gmail.com>
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234
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235
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236 void RadiographyWidget::OnContentChanged(const RadiographyScene::ContentChangedMessage& message)
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diff changeset
237 {
1112
d33ae2b0db9d less logs + allow changing the size of the RadiographyLayer (to replace a low res image by a high res image)
Alain Mazy <alain@mazy.be>
parents: 739
diff changeset
238 // LOG(INFO) << "Scene content has changed";
413
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diff changeset
239 NotifyContentChanged();
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parents:
diff changeset
240 }
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241
1131
4663f158c748 RadiographyWidget is now notified when a layer is removed from the scene
Alain Mazy <alain@mazy.be>
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diff changeset
242 void RadiographyWidget::OnLayerRemoved(const RadiographyScene::LayerRemovedMessage& message)
4663f158c748 RadiographyWidget is now notified when a layer is removed from the scene
Alain Mazy <alain@mazy.be>
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diff changeset
243 {
4663f158c748 RadiographyWidget is now notified when a layer is removed from the scene
Alain Mazy <alain@mazy.be>
parents: 1112
diff changeset
244 size_t removedLayerIndex = message.GetLayerIndex();
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245 if (hasSelection_ && selectedLayer_ == removedLayerIndex)
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Alain Mazy <alain@mazy.be>
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diff changeset
246 {
4663f158c748 RadiographyWidget is now notified when a layer is removed from the scene
Alain Mazy <alain@mazy.be>
parents: 1112
diff changeset
247 ClearSelectedLayer();
4663f158c748 RadiographyWidget is now notified when a layer is removed from the scene
Alain Mazy <alain@mazy.be>
parents: 1112
diff changeset
248 }
4663f158c748 RadiographyWidget is now notified when a layer is removed from the scene
Alain Mazy <alain@mazy.be>
parents: 1112
diff changeset
249 }
413
18b707fb8620 reorganization
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
250
18b707fb8620 reorganization
Sebastien Jodogne <s.jodogne@gmail.com>
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251 void RadiographyWidget::SetInvert(bool invert)
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252 {
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253 if (invert_ != invert)
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
254 {
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255 invert_ = invert;
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parents:
diff changeset
256 NotifyContentChanged();
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parents:
diff changeset
257 }
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
258 }
18b707fb8620 reorganization
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
259
18b707fb8620 reorganization
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diff changeset
260
1131
4663f158c748 RadiographyWidget is now notified when a layer is removed from the scene
Alain Mazy <alain@mazy.be>
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diff changeset
261 void RadiographyWidget::SwitchInvert()
413
18b707fb8620 reorganization
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parents:
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262 {
18b707fb8620 reorganization
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parents:
diff changeset
263 invert_ = !invert_;
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parents:
diff changeset
264 NotifyContentChanged();
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parents:
diff changeset
265 }
18b707fb8620 reorganization
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
266
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parents:
diff changeset
267
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parents:
diff changeset
268 void RadiographyWidget::SetInterpolation(ImageInterpolation interpolation)
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parents:
diff changeset
269 {
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parents:
diff changeset
270 if (interpolation_ != interpolation)
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parents:
diff changeset
271 {
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diff changeset
272 interpolation_ = interpolation;
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parents:
diff changeset
273 NotifyContentChanged();
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parents:
diff changeset
274 }
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parents:
diff changeset
275 }
428
751fb354149e ability to change the scene of the RadiographyWidget
am@osimis.io
parents: 413
diff changeset
276
751fb354149e ability to change the scene of the RadiographyWidget
am@osimis.io
parents: 413
diff changeset
277 void RadiographyWidget::SetScene(boost::shared_ptr<RadiographyScene> scene)
751fb354149e ability to change the scene of the RadiographyWidget
am@osimis.io
parents: 413
diff changeset
278 {
751fb354149e ability to change the scene of the RadiographyWidget
am@osimis.io
parents: 413
diff changeset
279 if (scene_ != NULL)
751fb354149e ability to change the scene of the RadiographyWidget
am@osimis.io
parents: 413
diff changeset
280 {
751fb354149e ability to change the scene of the RadiographyWidget
am@osimis.io
parents: 413
diff changeset
281 scene_->Unregister(this);
751fb354149e ability to change the scene of the RadiographyWidget
am@osimis.io
parents: 413
diff changeset
282 }
751fb354149e ability to change the scene of the RadiographyWidget
am@osimis.io
parents: 413
diff changeset
283
751fb354149e ability to change the scene of the RadiographyWidget
am@osimis.io
parents: 413
diff changeset
284 scene_ = scene;
751fb354149e ability to change the scene of the RadiographyWidget
am@osimis.io
parents: 413
diff changeset
285
751fb354149e ability to change the scene of the RadiographyWidget
am@osimis.io
parents: 413
diff changeset
286 scene_->RegisterObserverCallback(
432
4eb96c6b4e96 improved handling of MONOCHROME1, background and invertion
am@osimis.io
parents: 428
diff changeset
287 new Callable<RadiographyWidget, RadiographyScene::GeometryChangedMessage>
4eb96c6b4e96 improved handling of MONOCHROME1, background and invertion
am@osimis.io
parents: 428
diff changeset
288 (*this, &RadiographyWidget::OnGeometryChanged));
428
751fb354149e ability to change the scene of the RadiographyWidget
am@osimis.io
parents: 413
diff changeset
289
751fb354149e ability to change the scene of the RadiographyWidget
am@osimis.io
parents: 413
diff changeset
290 scene_->RegisterObserverCallback(
432
4eb96c6b4e96 improved handling of MONOCHROME1, background and invertion
am@osimis.io
parents: 428
diff changeset
291 new Callable<RadiographyWidget, RadiographyScene::ContentChangedMessage>
4eb96c6b4e96 improved handling of MONOCHROME1, background and invertion
am@osimis.io
parents: 428
diff changeset
292 (*this, &RadiographyWidget::OnContentChanged));
4eb96c6b4e96 improved handling of MONOCHROME1, background and invertion
am@osimis.io
parents: 428
diff changeset
293
1131
4663f158c748 RadiographyWidget is now notified when a layer is removed from the scene
Alain Mazy <alain@mazy.be>
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diff changeset
294 scene_->RegisterObserverCallback(
4663f158c748 RadiographyWidget is now notified when a layer is removed from the scene
Alain Mazy <alain@mazy.be>
parents: 1112
diff changeset
295 new Callable<RadiographyWidget, RadiographyScene::LayerRemovedMessage>
4663f158c748 RadiographyWidget is now notified when a layer is removed from the scene
Alain Mazy <alain@mazy.be>
parents: 1112
diff changeset
296 (*this, &RadiographyWidget::OnLayerRemoved));
4663f158c748 RadiographyWidget is now notified when a layer is removed from the scene
Alain Mazy <alain@mazy.be>
parents: 1112
diff changeset
297
432
4eb96c6b4e96 improved handling of MONOCHROME1, background and invertion
am@osimis.io
parents: 428
diff changeset
298 NotifyContentChanged();
428
751fb354149e ability to change the scene of the RadiographyWidget
am@osimis.io
parents: 413
diff changeset
299
751fb354149e ability to change the scene of the RadiographyWidget
am@osimis.io
parents: 413
diff changeset
300 // force redraw
751fb354149e ability to change the scene of the RadiographyWidget
am@osimis.io
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301 FitContent();
751fb354149e ability to change the scene of the RadiographyWidget
am@osimis.io
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302 }
413
18b707fb8620 reorganization
Sebastien Jodogne <s.jodogne@gmail.com>
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303 }