annotate Samples/Sdl/BasicScene.cpp @ 1174:ab3f3bb1bdb4

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author Benjamin Golinvaux <bgo@osimis.io>
date Wed, 20 Nov 2019 13:25:38 +0100
parents 64e5f3ff6360
children 2d8ab34c8c91
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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
6129b1e5ba42 BasicScene SDL sample
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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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22 // From Stone
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23 #include "../../Framework/Viewport/SdlViewport.h"
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24 #include "../../Framework/Scene2D/CairoCompositor.h"
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25 #include "../../Framework/Scene2D/ColorTextureSceneLayer.h"
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26 #include "../../Framework/Scene2D/OpenGLCompositor.h"
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27 #include "../../Framework/Scene2D/PanSceneTracker.h"
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28 #include "../../Framework/Scene2D/RotateSceneTracker.h"
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29 #include "../../Framework/Scene2D/ZoomSceneTracker.h"
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30 #include "../../Framework/Scene2DViewport/ViewportController.h"
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31 #include "../../Framework/Scene2DViewport/UndoStack.h"
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32
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33 #include "../../Framework/StoneInitialization.h"
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34 #include "../../Framework/Messages/MessageBroker.h"
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35
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36 // From Orthanc framework
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37 #include <Core/Logging.h>
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38 #include <Core/OrthancException.h>
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39 #include <Core/Images/Image.h>
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40 #include <Core/Images/ImageProcessing.h>
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41 #include <Core/Images/PngWriter.h>
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42
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43 #include <boost/make_shared.hpp>
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44
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45 #include <SDL.h>
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46 #include <stdio.h>
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47
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48 static const unsigned int FONT_SIZE = 32;
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49 static const int LAYER_POSITION = 150;
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50
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51 #define OPENGL_ENABLED 0
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52
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53 void PrepareScene(OrthancStone::Scene2D& scene)
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54 {
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55 using namespace OrthancStone;
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56
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57 // Texture of 2x2 size
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58 {
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59 Orthanc::Image i(Orthanc::PixelFormat_RGB24, 2, 2, false);
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60
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61 uint8_t *p = reinterpret_cast<uint8_t*>(i.GetRow(0));
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62 p[0] = 255;
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63 p[1] = 0;
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64 p[2] = 0;
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65
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66 p[3] = 0;
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67 p[4] = 255;
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68 p[5] = 0;
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69
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70 p = reinterpret_cast<uint8_t*>(i.GetRow(1));
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71 p[0] = 0;
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72 p[1] = 0;
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73 p[2] = 255;
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74
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75 p[3] = 255;
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76 p[4] = 0;
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77 p[5] = 0;
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78
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79 scene.SetLayer(12, new ColorTextureSceneLayer(i));
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80
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81 std::auto_ptr<ColorTextureSceneLayer> l(new ColorTextureSceneLayer(i));
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82 l->SetOrigin(-3, 2);
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83 l->SetPixelSpacing(1.5, 1);
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84 l->SetAngle(20.0 / 180.0 * M_PI);
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85 scene.SetLayer(14, l.release());
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86 }
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87
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88 // Texture of 1x1 size
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89 {
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90 Orthanc::Image i(Orthanc::PixelFormat_RGB24, 1, 1, false);
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91
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92 uint8_t *p = reinterpret_cast<uint8_t*>(i.GetRow(0));
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93 p[0] = 255;
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94 p[1] = 0;
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95 p[2] = 0;
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96
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97 std::auto_ptr<ColorTextureSceneLayer> l(new ColorTextureSceneLayer(i));
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98 l->SetOrigin(-2, 1);
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99 l->SetAngle(20.0 / 180.0 * M_PI);
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100 scene.SetLayer(13, l.release());
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101 }
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102
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103 // Some lines
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104 {
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105 std::auto_ptr<PolylineSceneLayer> layer(new PolylineSceneLayer);
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106
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107 layer->SetThickness(10);
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108
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109 PolylineSceneLayer::Chain chain;
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110 chain.push_back(ScenePoint2D(0 - 0.5, 0 - 0.5));
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111 chain.push_back(ScenePoint2D(0 - 0.5, 2 - 0.5));
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112 chain.push_back(ScenePoint2D(2 - 0.5, 2 - 0.5));
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113 chain.push_back(ScenePoint2D(2 - 0.5, 0 - 0.5));
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114 layer->AddChain(chain, true, 255, 0, 0);
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115
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116 chain.clear();
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117 chain.push_back(ScenePoint2D(-5, -5));
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118 chain.push_back(ScenePoint2D(5, -5));
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119 chain.push_back(ScenePoint2D(5, 5));
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120 chain.push_back(ScenePoint2D(-5, 5));
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121 layer->AddChain(chain, true, 0, 255, 0);
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122
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123 double dy = 1.01;
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124 chain.clear();
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125 chain.push_back(ScenePoint2D(-4, -4));
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126 chain.push_back(ScenePoint2D(4, -4 + dy));
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127 chain.push_back(ScenePoint2D(-4, -4 + 2.0 * dy));
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128 chain.push_back(ScenePoint2D(4, 2));
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129 layer->AddChain(chain, false, 0, 0, 255);
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130
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131 scene.SetLayer(50, layer.release());
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132 }
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133
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134 // Some text
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135 {
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136 std::auto_ptr<TextSceneLayer> layer(new TextSceneLayer);
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137 layer->SetText("Hello");
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138 scene.SetLayer(100, layer.release());
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139 }
600
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140 }
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141
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142
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143 void TakeScreenshot(const std::string& target,
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144 const OrthancStone::Scene2D& scene,
600
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145 unsigned int canvasWidth,
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146 unsigned int canvasHeight)
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147 {
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148 using namespace OrthancStone;
600
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149 // Take a screenshot, then save it as PNG file
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150 CairoCompositor compositor(scene, canvasWidth, canvasHeight);
600
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151 compositor.SetFont(0, Orthanc::EmbeddedResources::UBUNTU_FONT, FONT_SIZE, Orthanc::Encoding_Latin1);
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152 compositor.Refresh();
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153
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154 Orthanc::ImageAccessor canvas;
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155 compositor.GetCanvas().GetReadOnlyAccessor(canvas);
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156
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157 Orthanc::Image png(Orthanc::PixelFormat_RGB24, canvas.GetWidth(), canvas.GetHeight(), false);
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158 Orthanc::ImageProcessing::Convert(png, canvas);
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159
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160 Orthanc::PngWriter writer;
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161 writer.WriteToFile(target, png);
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162 }
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163
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164
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165 void HandleApplicationEvent(const SDL_Event& event,
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166 boost::shared_ptr<OrthancStone::ViewportController>& controller,
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167 boost::shared_ptr<OrthancStone::IFlexiblePointerTracker>& activeTracker)
600
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168 {
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169 using namespace OrthancStone;
891
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170
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171 Scene2D& scene = controller->GetScene();
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172 IViewport& viewport = controller->GetViewport();
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173
602
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174 if (event.type == SDL_MOUSEMOTION)
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175 {
03c4b998fcd0 display scene positions in the basic sample
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176 int scancodeCount = 0;
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177 const uint8_t* keyboardState = SDL_GetKeyboardState(&scancodeCount);
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178
03c4b998fcd0 display scene positions in the basic sample
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179 if (activeTracker.get() == NULL &&
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180 SDL_SCANCODE_LCTRL < scancodeCount &&
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181 keyboardState[SDL_SCANCODE_LCTRL])
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182 {
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183 // The "left-ctrl" key is down, while no tracker is present
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184
700
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
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185 PointerEvent e;
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186 e.AddPosition(viewport.GetPixelCenterCoordinates(event.button.x, event.button.y));
617
7efa2543699d simplification
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187
700
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188 ScenePoint2D p = e.GetMainPosition().Apply(scene.GetCanvasToSceneTransform());
602
03c4b998fcd0 display scene positions in the basic sample
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189
03c4b998fcd0 display scene positions in the basic sample
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190 char buf[64];
03c4b998fcd0 display scene positions in the basic sample
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diff changeset
191 sprintf(buf, "(%0.02f,%0.02f)", p.GetX(), p.GetY());
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192
03c4b998fcd0 display scene positions in the basic sample
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diff changeset
193 if (scene.HasLayer(LAYER_POSITION))
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diff changeset
194 {
700
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195 TextSceneLayer& layer =
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196 dynamic_cast<TextSceneLayer&>(scene.GetLayer(LAYER_POSITION));
602
03c4b998fcd0 display scene positions in the basic sample
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197 layer.SetText(buf);
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198 layer.SetPosition(p.GetX(), p.GetY());
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199 }
03c4b998fcd0 display scene positions in the basic sample
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diff changeset
200 else
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diff changeset
201 {
700
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
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diff changeset
202 std::auto_ptr<TextSceneLayer>
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
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203 layer(new TextSceneLayer);
602
03c4b998fcd0 display scene positions in the basic sample
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204 layer->SetColor(0, 255, 0);
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205 layer->SetText(buf);
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206 layer->SetBorder(20);
700
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207 layer->SetAnchor(BitmapAnchor_BottomCenter);
602
03c4b998fcd0 display scene positions in the basic sample
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208 layer->SetPosition(p.GetX(), p.GetY());
03c4b998fcd0 display scene positions in the basic sample
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diff changeset
209 scene.SetLayer(LAYER_POSITION, layer.release());
03c4b998fcd0 display scene positions in the basic sample
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diff changeset
210 }
617
7efa2543699d simplification
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diff changeset
211 }
7efa2543699d simplification
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parents: 613
diff changeset
212 else
7efa2543699d simplification
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diff changeset
213 {
7efa2543699d simplification
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diff changeset
214 scene.DeleteLayer(LAYER_POSITION);
602
03c4b998fcd0 display scene positions in the basic sample
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diff changeset
215 }
03c4b998fcd0 display scene positions in the basic sample
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diff changeset
216 }
03c4b998fcd0 display scene positions in the basic sample
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diff changeset
217 else if (event.type == SDL_MOUSEBUTTONDOWN)
600
6129b1e5ba42 BasicScene SDL sample
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218 {
700
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
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diff changeset
219 PointerEvent e;
891
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220 e.AddPosition(viewport.GetPixelCenterCoordinates(event.button.x, event.button.y));
600
6129b1e5ba42 BasicScene SDL sample
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parents:
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221
6129b1e5ba42 BasicScene SDL sample
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diff changeset
222 switch (event.button.button)
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diff changeset
223 {
6129b1e5ba42 BasicScene SDL sample
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diff changeset
224 case SDL_BUTTON_MIDDLE:
720
f2ee003ba955 Switch to make_shared in various places
Benjamin Golinvaux <bgo@osimis.io>
parents: 706
diff changeset
225 activeTracker = boost::make_shared<PanSceneTracker>(controller, e);
600
6129b1e5ba42 BasicScene SDL sample
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226 break;
6129b1e5ba42 BasicScene SDL sample
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diff changeset
227
6129b1e5ba42 BasicScene SDL sample
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diff changeset
228 case SDL_BUTTON_RIGHT:
891
0aff28f15ea2 new abstraction: IViewport
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diff changeset
229 activeTracker = boost::make_shared<ZoomSceneTracker>
0aff28f15ea2 new abstraction: IViewport
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diff changeset
230 (controller, e, viewport.GetCanvasHeight());
600
6129b1e5ba42 BasicScene SDL sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
231 break;
6129b1e5ba42 BasicScene SDL sample
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parents:
diff changeset
232
6129b1e5ba42 BasicScene SDL sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
233 case SDL_BUTTON_LEFT:
720
f2ee003ba955 Switch to make_shared in various places
Benjamin Golinvaux <bgo@osimis.io>
parents: 706
diff changeset
234 activeTracker = boost::make_shared<RotateSceneTracker>(controller, e);
600
6129b1e5ba42 BasicScene SDL sample
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parents:
diff changeset
235 break;
6129b1e5ba42 BasicScene SDL sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
236
6129b1e5ba42 BasicScene SDL sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
237 default:
6129b1e5ba42 BasicScene SDL sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
238 break;
6129b1e5ba42 BasicScene SDL sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
239 }
6129b1e5ba42 BasicScene SDL sample
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parents:
diff changeset
240 }
6129b1e5ba42 BasicScene SDL sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
241 else if (event.type == SDL_KEYDOWN &&
6129b1e5ba42 BasicScene SDL sample
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diff changeset
242 event.key.repeat == 0 /* Ignore key bounce */)
6129b1e5ba42 BasicScene SDL sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
243 {
6129b1e5ba42 BasicScene SDL sample
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parents:
diff changeset
244 switch (event.key.keysym.sym)
6129b1e5ba42 BasicScene SDL sample
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diff changeset
245 {
6129b1e5ba42 BasicScene SDL sample
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diff changeset
246 case SDLK_s:
891
0aff28f15ea2 new abstraction: IViewport
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diff changeset
247 controller->FitContent(viewport.GetCanvasWidth(),
0aff28f15ea2 new abstraction: IViewport
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diff changeset
248 viewport.GetCanvasHeight());
600
6129b1e5ba42 BasicScene SDL sample
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parents:
diff changeset
249 break;
6129b1e5ba42 BasicScene SDL sample
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parents:
diff changeset
250
6129b1e5ba42 BasicScene SDL sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
251 case SDLK_c:
617
7efa2543699d simplification
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 613
diff changeset
252 TakeScreenshot("screenshot.png", scene,
891
0aff28f15ea2 new abstraction: IViewport
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diff changeset
253 viewport.GetCanvasWidth(),
0aff28f15ea2 new abstraction: IViewport
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parents: 890
diff changeset
254 viewport.GetCanvasHeight());
600
6129b1e5ba42 BasicScene SDL sample
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parents:
diff changeset
255 break;
6129b1e5ba42 BasicScene SDL sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
256
6129b1e5ba42 BasicScene SDL sample
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parents:
diff changeset
257 default:
6129b1e5ba42 BasicScene SDL sample
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parents:
diff changeset
258 break;
6129b1e5ba42 BasicScene SDL sample
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parents:
diff changeset
259 }
6129b1e5ba42 BasicScene SDL sample
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parents:
diff changeset
260 }
6129b1e5ba42 BasicScene SDL sample
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parents:
diff changeset
261 }
6129b1e5ba42 BasicScene SDL sample
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parents:
diff changeset
262
905
88bf49aebc13 introduced ICompositor and allow SdlViewport to work with a CairoCompositor (to run on machines without OpenGL drivers)
Alain Mazy <alain@mazy.be>
parents: 891
diff changeset
263 #if OPENGL_ENABLED==1
600
6129b1e5ba42 BasicScene SDL sample
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
264 static void GLAPIENTRY
6129b1e5ba42 BasicScene SDL sample
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diff changeset
265 OpenGLMessageCallback(GLenum source,
6129b1e5ba42 BasicScene SDL sample
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diff changeset
266 GLenum type,
6129b1e5ba42 BasicScene SDL sample
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diff changeset
267 GLuint id,
6129b1e5ba42 BasicScene SDL sample
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diff changeset
268 GLenum severity,
6129b1e5ba42 BasicScene SDL sample
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parents:
diff changeset
269 GLsizei length,
6129b1e5ba42 BasicScene SDL sample
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parents:
diff changeset
270 const GLchar* message,
6129b1e5ba42 BasicScene SDL sample
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diff changeset
271 const void* userParam )
6129b1e5ba42 BasicScene SDL sample
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parents:
diff changeset
272 {
6129b1e5ba42 BasicScene SDL sample
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diff changeset
273 if (severity != GL_DEBUG_SEVERITY_NOTIFICATION)
6129b1e5ba42 BasicScene SDL sample
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parents:
diff changeset
274 {
6129b1e5ba42 BasicScene SDL sample
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diff changeset
275 fprintf(stderr, "GL CALLBACK: %s type = 0x%x, severity = 0x%x, message = %s\n",
6129b1e5ba42 BasicScene SDL sample
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diff changeset
276 ( type == GL_DEBUG_TYPE_ERROR ? "** GL ERROR **" : "" ),
6129b1e5ba42 BasicScene SDL sample
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diff changeset
277 type, severity, message );
6129b1e5ba42 BasicScene SDL sample
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parents:
diff changeset
278 }
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279 }
905
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280 #endif
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281
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282 void Run(OrthancStone::MessageBroker& broker,
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283 OrthancStone::SdlViewport& viewport)
600
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284 {
818
e42b491f1fb2 Removed typedefs to shared_ptr by making them explicit. Removed using namespace
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285 using namespace OrthancStone;
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286
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287 boost::shared_ptr<ViewportController> controller(
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288 new ViewportController(boost::make_shared<UndoStack>(), broker, viewport));
611
e3f21a265be5 Added version directive to GLSL shader code + glew init function in sample code
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289
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290 #if OPENGL_ENABLED==1
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291 glEnable(GL_DEBUG_OUTPUT);
613
412a2d01a189 automatic initialization of glew
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diff changeset
292 glDebugMessageCallback(OpenGLMessageCallback, 0);
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diff changeset
293 #endif
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294
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e42b491f1fb2 Removed typedefs to shared_ptr by making them explicit. Removed using namespace
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295 boost::shared_ptr<IFlexiblePointerTracker> tracker;
600
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296
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297 bool firstShown = true;
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298 bool stop = false;
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299 while (!stop)
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300 {
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301 viewport.Refresh();
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302
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303 SDL_Event event;
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304 while (!stop &&
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305 SDL_PollEvent(&event))
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306 {
6129b1e5ba42 BasicScene SDL sample
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307 if (event.type == SDL_QUIT)
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308 {
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309 stop = true;
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310 break;
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311 }
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312 else if (event.type == SDL_MOUSEMOTION)
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313 {
700
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
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diff changeset
314 if (tracker)
600
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315 {
700
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
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diff changeset
316 PointerEvent e;
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317 e.AddPosition(viewport.GetPixelCenterCoordinates(
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318 event.button.x, event.button.y));
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319 tracker->PointerMove(e);
600
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320 }
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321 }
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322 else if (event.type == SDL_MOUSEBUTTONUP)
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323 {
700
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
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diff changeset
324 if (tracker)
600
6129b1e5ba42 BasicScene SDL sample
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325 {
700
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
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diff changeset
326 PointerEvent e;
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327 e.AddPosition(viewport.GetPixelCenterCoordinates(
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diff changeset
328 event.button.x, event.button.y));
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
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diff changeset
329 tracker->PointerUp(e);
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
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diff changeset
330 if(!tracker->IsAlive())
706
ef07304d4423 Fixed C++ code to be C++03 compatible
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diff changeset
331 tracker.reset();
600
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332 }
6129b1e5ba42 BasicScene SDL sample
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333 }
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334 else if (event.type == SDL_WINDOWEVENT)
600
6129b1e5ba42 BasicScene SDL sample
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335 {
891
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336 switch (event.window.event)
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337 {
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diff changeset
338 case SDL_WINDOWEVENT_SIZE_CHANGED:
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diff changeset
339 tracker.reset();
909
7a7e4e1f558f SdlCairo resizable
Alain Mazy <alain@mazy.be>
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diff changeset
340 viewport.UpdateSize(event.window.data1, event.window.data2);
891
0aff28f15ea2 new abstraction: IViewport
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341 break;
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342
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diff changeset
343 case SDL_WINDOWEVENT_SHOWN:
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344 if (firstShown)
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345 {
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346 // Once the window is first shown, fit the content to its size
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347 controller->FitContent(viewport.GetCanvasWidth(), viewport.GetCanvasHeight());
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348 firstShown = false;
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349 }
0aff28f15ea2 new abstraction: IViewport
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diff changeset
350
0aff28f15ea2 new abstraction: IViewport
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diff changeset
351 break;
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diff changeset
352
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diff changeset
353 default:
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354 break;
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diff changeset
355 }
600
6129b1e5ba42 BasicScene SDL sample
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356 }
6129b1e5ba42 BasicScene SDL sample
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357 else if (event.type == SDL_KEYDOWN &&
6129b1e5ba42 BasicScene SDL sample
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diff changeset
358 event.key.repeat == 0 /* Ignore key bounce */)
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parents:
diff changeset
359 {
6129b1e5ba42 BasicScene SDL sample
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parents:
diff changeset
360 switch (event.key.keysym.sym)
6129b1e5ba42 BasicScene SDL sample
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parents:
diff changeset
361 {
6129b1e5ba42 BasicScene SDL sample
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parents:
diff changeset
362 case SDLK_f:
905
88bf49aebc13 introduced ICompositor and allow SdlViewport to work with a CairoCompositor (to run on machines without OpenGL drivers)
Alain Mazy <alain@mazy.be>
parents: 891
diff changeset
363 viewport.GetWindow().ToggleMaximize();
600
6129b1e5ba42 BasicScene SDL sample
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parents:
diff changeset
364 break;
6129b1e5ba42 BasicScene SDL sample
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parents:
diff changeset
365
6129b1e5ba42 BasicScene SDL sample
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parents:
diff changeset
366 case SDLK_q:
6129b1e5ba42 BasicScene SDL sample
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parents:
diff changeset
367 stop = true;
6129b1e5ba42 BasicScene SDL sample
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parents:
diff changeset
368 break;
6129b1e5ba42 BasicScene SDL sample
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parents:
diff changeset
369
6129b1e5ba42 BasicScene SDL sample
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parents:
diff changeset
370 default:
6129b1e5ba42 BasicScene SDL sample
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parents:
diff changeset
371 break;
6129b1e5ba42 BasicScene SDL sample
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parents:
diff changeset
372 }
6129b1e5ba42 BasicScene SDL sample
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parents:
diff changeset
373 }
602
03c4b998fcd0 display scene positions in the basic sample
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parents: 600
diff changeset
374
891
0aff28f15ea2 new abstraction: IViewport
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diff changeset
375 HandleApplicationEvent(event, controller, tracker);
600
6129b1e5ba42 BasicScene SDL sample
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parents:
diff changeset
376 }
6129b1e5ba42 BasicScene SDL sample
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parents:
diff changeset
377
6129b1e5ba42 BasicScene SDL sample
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parents:
diff changeset
378 SDL_Delay(1);
6129b1e5ba42 BasicScene SDL sample
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parents:
diff changeset
379 }
6129b1e5ba42 BasicScene SDL sample
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parents:
diff changeset
380 }
6129b1e5ba42 BasicScene SDL sample
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parents:
diff changeset
381
6129b1e5ba42 BasicScene SDL sample
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parents:
diff changeset
382
607
f4b37a991dac using glew to build on Windows
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 602
diff changeset
383
f4b37a991dac using glew to build on Windows
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 602
diff changeset
384
f4b37a991dac using glew to build on Windows
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 602
diff changeset
385 /**
f4b37a991dac using glew to build on Windows
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 602
diff changeset
386 * IMPORTANT: The full arguments to "main()" are needed for SDL on
f4b37a991dac using glew to build on Windows
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 602
diff changeset
387 * Windows. Otherwise, one gets the linking error "undefined reference
f4b37a991dac using glew to build on Windows
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 602
diff changeset
388 * to `SDL_main'". https://wiki.libsdl.org/FAQWindows
f4b37a991dac using glew to build on Windows
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 602
diff changeset
389 **/
f4b37a991dac using glew to build on Windows
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 602
diff changeset
390 int main(int argc, char* argv[])
600
6129b1e5ba42 BasicScene SDL sample
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parents:
diff changeset
391 {
891
0aff28f15ea2 new abstraction: IViewport
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parents: 890
diff changeset
392 OrthancStone::StoneInitialize();
613
412a2d01a189 automatic initialization of glew
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 611
diff changeset
393 Orthanc::Logging::EnableInfoLevel(true);
600
6129b1e5ba42 BasicScene SDL sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
394
6129b1e5ba42 BasicScene SDL sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
395 try
6129b1e5ba42 BasicScene SDL sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
396 {
905
88bf49aebc13 introduced ICompositor and allow SdlViewport to work with a CairoCompositor (to run on machines without OpenGL drivers)
Alain Mazy <alain@mazy.be>
parents: 891
diff changeset
397 #if OPENGL_ENABLED==1
88bf49aebc13 introduced ICompositor and allow SdlViewport to work with a CairoCompositor (to run on machines without OpenGL drivers)
Alain Mazy <alain@mazy.be>
parents: 891
diff changeset
398 OrthancStone::SdlOpenGLViewport viewport("Hello", 1024, 768);
88bf49aebc13 introduced ICompositor and allow SdlViewport to work with a CairoCompositor (to run on machines without OpenGL drivers)
Alain Mazy <alain@mazy.be>
parents: 891
diff changeset
399 #else
88bf49aebc13 introduced ICompositor and allow SdlViewport to work with a CairoCompositor (to run on machines without OpenGL drivers)
Alain Mazy <alain@mazy.be>
parents: 891
diff changeset
400 OrthancStone::SdlCairoViewport viewport("Hello", 1024, 768);
88bf49aebc13 introduced ICompositor and allow SdlViewport to work with a CairoCompositor (to run on machines without OpenGL drivers)
Alain Mazy <alain@mazy.be>
parents: 891
diff changeset
401 #endif
891
0aff28f15ea2 new abstraction: IViewport
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diff changeset
402 PrepareScene(viewport.GetScene());
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 890
diff changeset
403
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 890
diff changeset
404 viewport.GetCompositor().SetFont(0, Orthanc::EmbeddedResources::UBUNTU_FONT,
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 890
diff changeset
405 FONT_SIZE, Orthanc::Encoding_Latin1);
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 890
diff changeset
406
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 890
diff changeset
407 OrthancStone::MessageBroker broker;
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 890
diff changeset
408 Run(broker, viewport);
600
6129b1e5ba42 BasicScene SDL sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
409 }
6129b1e5ba42 BasicScene SDL sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
410 catch (Orthanc::OrthancException& e)
6129b1e5ba42 BasicScene SDL sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
411 {
6129b1e5ba42 BasicScene SDL sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
412 LOG(ERROR) << "EXCEPTION: " << e.What();
6129b1e5ba42 BasicScene SDL sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
413 }
6129b1e5ba42 BasicScene SDL sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
414
891
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 890
diff changeset
415 OrthancStone::StoneFinalize();
600
6129b1e5ba42 BasicScene SDL sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
416
6129b1e5ba42 BasicScene SDL sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
417 return 0;
6129b1e5ba42 BasicScene SDL sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
418 }