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849
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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 #define GLEW_STATIC 1
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22 // From Stone
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23 #include "../../Framework/OpenGL/OpenGLIncludes.h"
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24 #include "../../Applications/Sdl/SdlOpenGLWindow.h"
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25 #include "../../Framework/Scene2D/CairoCompositor.h"
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26 #include "../../Framework/Scene2D/ColorTextureSceneLayer.h"
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27 #include "../../Framework/Scene2D/OpenGLCompositor.h"
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28 #include "../../Framework/Scene2D/PanSceneTracker.h"
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29 #include "../../Framework/Scene2D/RotateSceneTracker.h"
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30 #include "../../Framework/Scene2D/Scene2D.h"
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31 #include "../../Framework/Scene2D/ZoomSceneTracker.h"
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32 #include "../../Framework/Scene2DViewport/ViewportController.h"
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33
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34 #include "../../Framework/StoneInitialization.h"
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35 #include "../../Framework/Messages/MessageBroker.h"
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36
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37 // From Orthanc framework
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38 #include <Core/Logging.h>
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39 #include <Core/OrthancException.h>
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40 #include <Core/Images/Image.h>
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41 #include <Core/Images/ImageProcessing.h>
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42 #include <Core/Images/PngWriter.h>
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43
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44 #include <boost/make_shared.hpp>
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45 #include <boost/ref.hpp>
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46 #include "EmbeddedResources.h"
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47
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48 //#include <SDL.h>
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49 #include <stdio.h>
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50 #include <QDebug>
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51 #include <QWindow>
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52
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53 static const unsigned int FONT_SIZE = 32;
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54 static const int LAYER_POSITION = 150;
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55
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56 using namespace OrthancStone;
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57
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58 void PrepareScene(ViewportControllerPtr controller)
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59 {
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60 Scene2D& scene(*controller->GetScene());
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61 // Texture of 2x2 size
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62 {
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63 Orthanc::Image i(Orthanc::PixelFormat_RGB24, 2, 2, false);
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64
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65 uint8_t *p = reinterpret_cast<uint8_t*>(i.GetRow(0));
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66 p[0] = 255;
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67 p[1] = 0;
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68 p[2] = 0;
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69
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70 p[3] = 0;
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71 p[4] = 255;
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72 p[5] = 0;
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73
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74 p = reinterpret_cast<uint8_t*>(i.GetRow(1));
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75 p[0] = 0;
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76 p[1] = 0;
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77 p[2] = 255;
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78
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79 p[3] = 255;
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80 p[4] = 0;
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81 p[5] = 0;
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82
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83 scene.SetLayer(12, new ColorTextureSceneLayer(i));
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84
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85 std::auto_ptr<ColorTextureSceneLayer> l(new ColorTextureSceneLayer(i));
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86 l->SetOrigin(-3, 2);
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87 l->SetPixelSpacing(1.5, 1);
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88 l->SetAngle(20.0 / 180.0 * 3.14);
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89 scene.SetLayer(14, l.release());
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90 }
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91
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92 // Texture of 1x1 size
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93 {
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94 Orthanc::Image i(Orthanc::PixelFormat_RGB24, 1, 1, false);
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95
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96 uint8_t *p = reinterpret_cast<uint8_t*>(i.GetRow(0));
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97 p[0] = 255;
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98 p[1] = 0;
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99 p[2] = 0;
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100
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101 std::auto_ptr<ColorTextureSceneLayer> l(new ColorTextureSceneLayer(i));
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102 l->SetOrigin(-2, 1);
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103 l->SetAngle(20.0 / 180.0 * 3.14);
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104 scene.SetLayer(13, l.release());
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105 }
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106
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107 // Some lines
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108 {
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109 std::auto_ptr<PolylineSceneLayer> layer(new PolylineSceneLayer);
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110
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111 layer->SetThickness(1);
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112
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113 PolylineSceneLayer::Chain chain;
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114 chain.push_back(ScenePoint2D(0 - 0.5, 0 - 0.5));
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115 chain.push_back(ScenePoint2D(0 - 0.5, 2 - 0.5));
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116 chain.push_back(ScenePoint2D(2 - 0.5, 2 - 0.5));
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117 chain.push_back(ScenePoint2D(2 - 0.5, 0 - 0.5));
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118 layer->AddChain(chain, true);
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119
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120 chain.clear();
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121 chain.push_back(ScenePoint2D(-5, -5));
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122 chain.push_back(ScenePoint2D(5, -5));
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123 chain.push_back(ScenePoint2D(5, 5));
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124 chain.push_back(ScenePoint2D(-5, 5));
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125 layer->AddChain(chain, true);
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126
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127 double dy = 1.01;
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128 chain.clear();
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129 chain.push_back(ScenePoint2D(-4, -4));
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130 chain.push_back(ScenePoint2D(4, -4 + dy));
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131 chain.push_back(ScenePoint2D(-4, -4 + 2.0 * dy));
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132 chain.push_back(ScenePoint2D(4, 2));
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133 layer->AddChain(chain, false);
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134
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135 layer->SetColor(0,255, 255);
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136 scene.SetLayer(50, layer.release());
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137 }
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138
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139 // Some text
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140 {
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141 std::auto_ptr<TextSceneLayer> layer(new TextSceneLayer);
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142 layer->SetText("Hello");
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143 scene.SetLayer(100, layer.release());
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144 }
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145 }
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146
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147
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148 //void TakeScreenshot(const std::string& target,
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149 // const Scene2D& scene,
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150 // unsigned int canvasWidth,
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151 // unsigned int canvasHeight)
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152 //{
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153 // // Take a screenshot, then save it as PNG file
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154 // CairoCompositor compositor(scene, canvasWidth, canvasHeight);
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155 // compositor.SetFont(0, Orthanc::EmbeddedResources::UBUNTU_FONT, FONT_SIZE, Orthanc::Encoding_Latin1);
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156 // compositor.Refresh();
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157
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158 // Orthanc::ImageAccessor canvas;
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159 // compositor.GetCanvas().GetReadOnlyAccessor(canvas);
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160
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161 // Orthanc::Image png(Orthanc::PixelFormat_RGB24, canvas.GetWidth(), canvas.GetHeight(), false);
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162 // Orthanc::ImageProcessing::Convert(png, canvas);
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163
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164 // Orthanc::PngWriter writer;
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165 // writer.WriteToFile(target, png);
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166 //}
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167
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168
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169 //void HandleApplicationEvent(ViewportControllerPtr controller,
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170 // const OpenGLCompositor& compositor,
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171 // const SDL_Event& event,
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172 // FlexiblePointerTrackerPtr& activeTracker)
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173 //{
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174 // Scene2D& scene(*controller->GetScene());
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175 // if (event.type == SDL_MOUSEMOTION)
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176 // {
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177 // int scancodeCount = 0;
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178 // const uint8_t* keyboardState = SDL_GetKeyboardState(&scancodeCount);
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179
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180 // if (activeTracker.get() == NULL &&
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181 // SDL_SCANCODE_LCTRL < scancodeCount &&
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182 // keyboardState[SDL_SCANCODE_LCTRL])
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183 // {
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184 // // The "left-ctrl" key is down, while no tracker is present
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185
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186 // PointerEvent e;
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187 // e.AddPosition(compositor.GetPixelCenterCoordinates(event.button.x, event.button.y));
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188
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189 // ScenePoint2D p = e.GetMainPosition().Apply(scene.GetCanvasToSceneTransform());
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190
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191 // char buf[64];
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192 // sprintf(buf, "(%0.02f,%0.02f)", p.GetX(), p.GetY());
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193
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194 // if (scene.HasLayer(LAYER_POSITION))
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195 // {
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196 // TextSceneLayer& layer =
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197 // dynamic_cast<TextSceneLayer&>(scene.GetLayer(LAYER_POSITION));
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198 // layer.SetText(buf);
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199 // layer.SetPosition(p.GetX(), p.GetY());
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200 // }
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201 // else
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202 // {
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203 // std::auto_ptr<TextSceneLayer>
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204 // layer(new TextSceneLayer);
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205 // layer->SetColor(0, 255, 0);
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206 // layer->SetText(buf);
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207 // layer->SetBorder(20);
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208 // layer->SetAnchor(BitmapAnchor_BottomCenter);
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209 // layer->SetPosition(p.GetX(), p.GetY());
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210 // scene.SetLayer(LAYER_POSITION, layer.release());
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211 // }
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212 // }
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213 // else
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214 // {
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215 // scene.DeleteLayer(LAYER_POSITION);
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216 // }
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217 // }
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218 // else if (event.type == SDL_MOUSEBUTTONDOWN)
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219 // {
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220 // PointerEvent e;
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221 // e.AddPosition(compositor.GetPixelCenterCoordinates(event.button.x, event.button.y));
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222
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223 // switch (event.button.button)
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224 // {
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225 // case SDL_BUTTON_MIDDLE:
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226 // activeTracker = boost::make_shared<PanSceneTracker>(controller, e);
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227 // break;
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228
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229 // case SDL_BUTTON_RIGHT:
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230 // activeTracker = boost::make_shared<ZoomSceneTracker>(controller,
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231 // e, compositor.GetCanvasHeight());
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232 // break;
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233
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234 // case SDL_BUTTON_LEFT:
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235 // activeTracker = boost::make_shared<RotateSceneTracker>(controller, e);
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236 // break;
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237
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238 // default:
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239 // break;
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240 // }
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241 // }
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242 // else if (event.type == SDL_KEYDOWN &&
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243 // event.key.repeat == 0 /* Ignore key bounce */)
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244 // {
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245 // switch (event.key.keysym.sym)
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246 // {
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247 // case SDLK_s:
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248 // controller->FitContent(compositor.GetCanvasWidth(),
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249 // compositor.GetCanvasHeight());
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250 // break;
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251
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252 // case SDLK_c:
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253 // TakeScreenshot("screenshot.png", scene,
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254 // compositor.GetCanvasWidth(),
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255 // compositor.GetCanvasHeight());
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256 // break;
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257
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258 // default:
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259 // break;
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260 // }
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261 // }
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262 //}
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263
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264
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265 static void GLAPIENTRY OpenGLMessageCallback(GLenum source,
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266 GLenum type,
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267 GLuint id,
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268 GLenum severity,
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269 GLsizei length,
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270 const GLchar* message,
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271 const void* userParam )
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272 {
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273 if (severity != GL_DEBUG_SEVERITY_NOTIFICATION)
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274 {
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275 fprintf(stderr, "GL CALLBACK: %s type = 0x%x, severity = 0x%x, message = %s\n",
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276 ( type == GL_DEBUG_TYPE_ERROR ? "** GL ERROR **" : "" ),
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277 type, severity, message );
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278 }
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279 }
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280
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281
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282 //void Run(ViewportControllerPtr controller)
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283 //{
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284 // SdlOpenGLWindow window("Hello", 1024, 768);
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285
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286 // controller->FitContent(window.GetCanvasWidth(), window.GetCanvasHeight());
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287
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288 // glEnable(GL_DEBUG_OUTPUT);
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289 // glDebugMessageCallback(OpenGLMessageCallback, 0);
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290
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291 // OpenGLCompositor compositor(window, *controller->GetScene());
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292 // compositor.SetFont(0, Orthanc::EmbeddedResources::UBUNTU_FONT,
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293 // FONT_SIZE, Orthanc::Encoding_Latin1);
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294
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295 // FlexiblePointerTrackerPtr tracker;
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296
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297 // bool stop = false;
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298 // while (!stop)
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299 // {
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300 // compositor.Refresh();
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301
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302 // SDL_Event event;
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303 // while (!stop &&
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304 // SDL_PollEvent(&event))
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305 // {
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306 // if (event.type == SDL_QUIT)
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307 // {
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308 // stop = true;
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309 // break;
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310 // }
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311 // else if (event.type == SDL_MOUSEMOTION)
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312 // {
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313 // if (tracker)
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314 // {
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315 // PointerEvent e;
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316 // e.AddPosition(compositor.GetPixelCenterCoordinates(
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317 // event.button.x, event.button.y));
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318 // tracker->PointerMove(e);
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319 // }
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320 // }
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321 // else if (event.type == SDL_MOUSEBUTTONUP)
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322 // {
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323 // if (tracker)
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324 // {
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325 // PointerEvent e;
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326 // e.AddPosition(compositor.GetPixelCenterCoordinates(
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327 // event.button.x, event.button.y));
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328 // tracker->PointerUp(e);
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329 // if(!tracker->IsAlive())
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330 // tracker.reset();
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331 // }
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332 // }
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333 // else if (event.type == SDL_WINDOWEVENT &&
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334 // event.window.event == SDL_WINDOWEVENT_SIZE_CHANGED)
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335 // {
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336 // tracker.reset();
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337 // compositor.UpdateSize();
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338 // }
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339 // else if (event.type == SDL_KEYDOWN &&
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340 // event.key.repeat == 0 /* Ignore key bounce */)
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341 // {
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342 // switch (event.key.keysym.sym)
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343 // {
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344 // case SDLK_f:
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345 // window.GetWindow().ToggleMaximize();
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346 // break;
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347
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348 // case SDLK_q:
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349 // stop = true;
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350 // break;
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351
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352 // default:
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353 // break;
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354 // }
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355 // }
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356
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357 // HandleApplicationEvent(controller, compositor, event, tracker);
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358 // }
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359
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360 // SDL_Delay(1);
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361 // }
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362 //}
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363 #include <QApplication>
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364 #include "BasicSceneWindow.h"
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365 int main(int argc, char* argv[])
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366 {
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367 {
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368 QGuiApplication a(argc, argv);
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369
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370 QSurfaceFormat requestedFormat;
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371 requestedFormat.setVersion( 2, 0 );
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372
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373 OrthancStone::Samples::BasicSceneWindow window;
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374 //window->setFormat(requestedFormat);
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375 window.setSurfaceType(QWindow::OpenGLSurface);
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376 window.show();
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377
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378 // QWindow * window = new QWindow;
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379 // window->setSurfaceType(QWindow::OpenGLSurface);
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380 // window->setFormat( requestedFormat );
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381
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382 // window->show();
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383
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384 QOpenGLContext * context = new QOpenGLContext;
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385 context->setFormat( requestedFormat );
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386 context->create();
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387 context->makeCurrent(&window);
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388
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389 GLenum err = glewInit();
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390 if( GLEW_OK != err ){
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391 qDebug() << "[Error] GLEW failed to initialize. " << (const char*)glewGetErrorString(err);
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392 }
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393
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394 return a.exec();
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395 }
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396
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397
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398
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399
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400
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401
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402
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403
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404
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405
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406
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407
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408 // StoneInitialize();
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409 // Orthanc::Logging::EnableInfoLevel(true);
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410
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411 // QApplication app(argc, argv);
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412
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413 // OrthancStone::Samples::BasicSceneWindow window;
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414
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415 // QSurfaceFormat requestedFormat;
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416 // requestedFormat.setVersion( 3, 3 );
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417
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418 // window.show();
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419
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420 // QOpenGLContext * context = new QOpenGLContext;
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421 // context->setFormat( requestedFormat );
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422 // context->create();
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423
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424 // GLenum err = glewInit();
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425 // if( GLEW_OK != err ){
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426 // qDebug() << "[Error] GLEW failed to initialize. " << (const char*)glewGetErrorString(err);
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427 // }
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428
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429 // try
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430 // {
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431 // MessageBroker broker;
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432 // ViewportControllerPtr controller = boost::make_shared<ViewportController>(
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433 // boost::ref(broker));
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434 // PrepareScene(controller);
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435
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436 // boost::shared_ptr<OpenGLCompositor> compositor(new OpenGLCompositor(window.GetOpenGlWidget(), *controller->GetScene()));
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437
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438 // compositor->SetFont(0, Orthanc::EmbeddedResources::UBUNTU_FONT,
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439 // FONT_SIZE, Orthanc::Encoding_Latin1);
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440
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441 // window.SetCompositor(compositor);
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442
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443 // app.exec();
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444 // }
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445 // catch (Orthanc::OrthancException& e)
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446 // {
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447 // LOG(ERROR) << "EXCEPTION: " << e.What();
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448 // }
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449
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450
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451
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452 // StoneFinalize();
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453
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454 // return 0;
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455 }
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