annotate Samples/Sdl/RtViewer/RtViewerSdl.cpp @ 1386:dfb48f0794b1

Ongoing splitting SDL vs WASM (preparing RtViewer WASM)
author Benjamin Golinvaux <bgo@osimis.io>
date Mon, 27 Apr 2020 16:48:19 +0200
parents 24bcff8ea58f
children 5c83be3a6be5
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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) 2017-2020 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
dfb48f0794b1 Ongoing splitting SDL vs WASM (preparing RtViewer WASM)
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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 #include "RtViewer.h"
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22 #include "SampleHelpers.h"
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23
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24 #include <Framework/StoneException.h>
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25
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26 #include <boost/program_options.hpp>
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27 #include <SDL.h>
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28
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29 #include <string>
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30
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31 static void GLAPIENTRY
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32 OpenGLMessageCallback(GLenum source,
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33 GLenum type,
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34 GLuint id,
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35 GLenum severity,
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36 GLsizei length,
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37 const GLchar* message,
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38 const void* userParam)
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39 {
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40 if (severity != GL_DEBUG_SEVERITY_NOTIFICATION)
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41 {
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42 fprintf(stderr, "GL CALLBACK: %s type = 0x%x, severity = 0x%x, message = %s\n",
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43 (type == GL_DEBUG_TYPE_ERROR ? "** GL ERROR **" : ""),
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44 type, severity, message);
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45 }
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46 }
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47
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48 namespace OrthancStone
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49 {
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50 void RtViewerApp::ProcessOptions(int argc, char* argv[])
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51 {
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52 namespace po = boost::program_options;
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53 po::options_description desc("Usage:");
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54
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55 //ctLoader->LoadSeries("a04ecf01-79b2fc33-58239f7e-ad9db983-28e81afa"); // CT
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56 //doseLoader->LoadInstance("830a69ff-8e4b5ee3-b7f966c8-bccc20fb-d322dceb"); // RT-DOSE
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57 //rtstructLoader->LoadInstance("54460695-ba3885ee-ddf61ac0-f028e31d-a6e474d9"); // RT-STRUCT
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58
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59
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60 desc.add_options()
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61 ("loglevel", po::value<std::string>()->default_value("WARNING"),
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62 "You can choose WARNING, INFO or TRACE for the logging level: Errors and warnings will always be displayed. (default: WARNING)")
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63
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64 ("orthanc", po::value<std::string>()->default_value("http://localhost:8042"),
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65 "Base URL of the Orthanc instance")
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66
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67 ("ctseries", po::value<std::string>()->default_value("a04ecf01-79b2fc33-58239f7e-ad9db983-28e81afa"),
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68 "Orthanc ID of the CT series to load")
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69
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70 ("rtdose", po::value<std::string>()->default_value("830a69ff-8e4b5ee3-b7f966c8-bccc20fb-d322dceb"),
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71 "Orthanc ID of the RTDOSE instance to load")
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72
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73 ("rtstruct", po::value<std::string>()->default_value("54460695-ba3885ee-ddf61ac0-f028e31d-a6e474d9"),
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74 "Orthanc ID of the RTSTRUCT instance to load")
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75 ;
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76
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77 po::variables_map vm;
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78 try
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79 {
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80 po::store(po::parse_command_line(argc, argv, desc), vm);
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81 po::notify(vm);
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82 }
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83 catch (std::exception& e)
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84 {
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85 std::cerr << "Please check your command line options! (\"" << e.what() << "\")" << std::endl;
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86 }
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87
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88 if (vm.count("loglevel") > 0)
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89 {
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90 std::string logLevel = vm["loglevel"].as<std::string>();
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91 OrthancStoneHelpers::SetLogLevel(logLevel);
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92 }
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93
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94 if (vm.count("orthanc") > 0)
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95 {
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96 // maybe check URL validity here
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97 orthancUrl_ = vm["orthanc"].as<std::string>();
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98 }
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99
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100 if (vm.count("ctseries") > 0)
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101 {
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102 ctSeriesId_ = vm["ctseries"].as<std::string>();
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103 }
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104
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105 if (vm.count("rtdose") > 0)
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106 {
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107 doseInstanceId_ = vm["rtdose"].as<std::string>();
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108 }
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109
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110 if (vm.count("rtstruct") > 0)
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111 {
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112 rtStructInstanceId_ = vm["rtstruct"].as<std::string>();
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113 }
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114 }
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115
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116 void RtViewerApp::RunSdl(int argc, char* argv[])
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117 {
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118 ProcessOptions(argc, argv);
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119
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120 {
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121 std::unique_ptr<IViewport::ILock> lock(viewport_->Lock());
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122 ViewportController& controller = lock->GetController();
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123 Scene2D& scene = controller.GetScene();
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124 ICompositor& compositor = lock->GetCompositor();
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125
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126 // False means we do NOT let Windows treat this as a legacy application
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127 // that needs to be scaled
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128 controller.FitContent(compositor.GetCanvasWidth(), compositor.GetCanvasHeight());
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129
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130 glEnable(GL_DEBUG_OUTPUT);
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131 glDebugMessageCallback(OpenGLMessageCallback, 0);
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132
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133 compositor.SetFont(0, Orthanc::EmbeddedResources::UBUNTU_FONT,
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134 FONT_SIZE_0, Orthanc::Encoding_Latin1);
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135 compositor.SetFont(1, Orthanc::EmbeddedResources::UBUNTU_FONT,
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136 FONT_SIZE_1, Orthanc::Encoding_Latin1);
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137 }
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138 //////// from loader
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139
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140 loadersContext_.reset(new GenericLoadersContext(1, 4, 1));
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141 loadersContext_->StartOracle();
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142
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143 /**
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144 It is very important that the Oracle (responsible for network I/O be started before creating and firing the
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145 loaders, for any command scheduled by the loader before the oracle is started will be lost.
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146 */
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147 PrepareLoadersAndSlicers();
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148
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149 bool stopApplication = false;
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150
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151 while (!stopApplication)
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152 {
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153 //compositor.Refresh(scene);
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154
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155 SDL_Event event;
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156 while (!stopApplication && SDL_PollEvent(&event))
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157 {
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158 if (event.type == SDL_QUIT)
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159 {
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160 stopApplication = true;
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161 break;
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162 }
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163 else if (event.type == SDL_WINDOWEVENT &&
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164 event.window.event == SDL_WINDOWEVENT_SIZE_CHANGED)
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165 {
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166 DisableTracker(); // was: tracker.reset(NULL);
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167 }
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168 else if (event.type == SDL_KEYDOWN &&
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169 event.key.repeat == 0 /* Ignore key bounce */)
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170 {
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171 switch (event.key.keysym.sym)
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172 {
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173 case SDLK_f:
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174 // TODO: implement GetWindow!!!
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175 // viewport_->GetContext()->GetWindow().ToggleMaximize();
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176 ORTHANC_ASSERT(false, "Please implement GetWindow()");
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177 break;
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178 case SDLK_q:
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179 stopApplication = true;
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180 break;
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181 default:
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182 break;
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183 }
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184 }
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185 HandleApplicationEvent(event);
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186 }
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187 SDL_Delay(1);
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188 }
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189 loadersContext_->StopOracle();
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190 }
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191 }