Mercurial > hg > orthanc-stone
annotate Samples/Sdl/RtViewer/RtViewerSdl.cpp @ 1430:5128b448a6ee
yet another try to fix OS X
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Fri, 15 May 2020 18:03:20 +0200 |
parents | 6be54098dba3 |
children | 1eaf19af15bf |
rev | line source |
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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 |
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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 "RtViewerApp.h" |
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22 #include "RtViewerView.h" |
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23 #include "../SdlHelpers.h" |
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24 |
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25 // Stone of Orthanc includes |
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26 #include <Framework/Loaders/GenericLoadersContext.h> |
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27 #include <Framework/OpenGL/OpenGLIncludes.h> |
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28 #include <Framework/OpenGL/SdlOpenGLContext.h> |
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29 #include <Framework/StoneException.h> |
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30 #include <Framework/StoneInitialization.h> |
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31 |
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32 // Orthanc (a.o. for screenshot capture) |
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33 #include <Core/Images/Image.h> |
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34 #include <Core/Images/ImageProcessing.h> |
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35 #include <Core/Images/PngWriter.h> |
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36 |
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37 |
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38 #include <boost/program_options.hpp> |
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39 #include <boost/shared_ptr.hpp> |
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40 |
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41 // #include <boost/pointer_cast.hpp> this include might be necessary in more recent boost versions |
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42 |
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43 #include <SDL.h> |
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44 |
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45 #include <string> |
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46 |
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47 #if !defined(GLAPIENTRY) |
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48 // For OS X compatibility |
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49 # define GLAPIENTRY |
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50 #endif |
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51 |
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52 static void GLAPIENTRY |
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53 OpenGLMessageCallback(GLenum source, |
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54 GLenum type, |
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55 GLuint id, |
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56 GLenum severity, |
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57 GLsizei length, |
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58 const GLchar* message, |
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59 const void* userParam) |
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60 { |
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61 if (severity != GL_DEBUG_SEVERITY_NOTIFICATION) |
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62 { |
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63 fprintf(stderr, "GL CALLBACK: %s type = 0x%x, severity = 0x%x, message = %s\n", |
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64 (type == GL_DEBUG_TYPE_ERROR ? "** GL ERROR **" : ""), |
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65 type, severity, message); |
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66 } |
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67 } |
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68 |
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69 namespace OrthancStone |
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70 { |
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71 void RtViewerView::EnableGLDebugOutput() |
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72 { |
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73 glEnable(GL_DEBUG_OUTPUT); |
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74 glDebugMessageCallback(OpenGLMessageCallback, 0); |
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75 } |
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76 |
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77 boost::shared_ptr<IViewport> RtViewerView::CreateViewport(const std::string& canvasId) |
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78 { |
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79 // False means we do NOT let Windows treat this as a legacy application that needs to be scaled |
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80 return SdlOpenGLViewport::Create(canvasId, 1024, 1024, false); |
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81 } |
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82 |
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83 void RtViewerApp::ProcessOptions(int argc, char* argv[]) |
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84 { |
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85 namespace po = boost::program_options; |
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86 po::options_description desc("Usage:"); |
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87 |
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88 desc.add_options() |
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89 ("loglevel", po::value<std::string>()->default_value("WARNING"), |
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90 "You can choose WARNING, INFO or TRACE for the logging level: Errors and warnings will always be displayed. (default: WARNING)") |
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91 |
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92 ("orthanc", po::value<std::string>()->default_value("http://localhost:8042"), |
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93 "Base URL of the Orthanc instance") |
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94 |
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95 ("ctseries", po::value<std::string>()->default_value("a04ecf01-79b2fc33-58239f7e-ad9db983-28e81afa"), |
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96 "Orthanc ID of the CT series to load") |
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97 |
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98 ("rtdose", po::value<std::string>()->default_value("830a69ff-8e4b5ee3-b7f966c8-bccc20fb-d322dceb"), |
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99 "Orthanc ID of the RTDOSE instance to load") |
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100 |
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101 ("rtstruct", po::value<std::string>()->default_value("54460695-ba3885ee-ddf61ac0-f028e31d-a6e474d9"), |
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102 "Orthanc ID of the RTSTRUCT instance to load") |
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103 ; |
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104 |
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105 po::variables_map vm; |
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106 try |
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107 { |
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108 po::store(po::parse_command_line(argc, argv, desc), vm); |
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109 po::notify(vm); |
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110 } |
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111 catch (std::exception& e) |
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112 { |
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113 std::cerr << "Please check your command line options! (\"" << e.what() << "\")" << std::endl; |
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114 } |
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115 |
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116 for (po::variables_map::iterator it = vm.begin(); it != vm.end(); ++it) |
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117 { |
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118 std::string key = it->first; |
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119 const po::variable_value& value = it->second; |
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120 const std::string& strValue = value.as<std::string>(); |
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121 SetArgument(key, strValue); |
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122 } |
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123 } |
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124 |
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125 void RtViewerApp::RunSdl(int argc, char* argv[]) |
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126 { |
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127 ProcessOptions(argc, argv); |
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128 |
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129 /** |
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130 Create the shared loaders context |
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131 */ |
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132 loadersContext_.reset(new GenericLoadersContext(1, 4, 1)); |
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133 |
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134 // we are in SDL --> downcast to concrete type |
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135 boost::shared_ptr<GenericLoadersContext> loadersContext = boost::dynamic_pointer_cast<GenericLoadersContext>(loadersContext_); |
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136 |
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137 /** |
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138 Url of the Orthanc instance |
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139 Typically, in a native application (Qt, SDL), it will be an absolute URL like "http://localhost:8042". In |
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140 wasm on the browser, it could be an absolute URL, provided you do not have cross-origin problems, or a relative |
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141 URL. In our wasm samples, it is set to "..", because we set up either a reverse proxy or an Orthanc ServeFolders |
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142 plugin that serves the main web application from an URL like "http://localhost:8042/rtviewer" (with ".." leading |
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143 to the main Orthanc root URL) |
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144 */ |
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145 std::string orthancUrl = arguments_["orthanc"]; |
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146 |
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147 { |
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148 Orthanc::WebServiceParameters p; |
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149 if (HasArgument("orthanc")) |
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150 { |
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151 p.SetUrl(orthancUrl); |
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152 } |
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153 if (HasArgument("user")) |
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154 { |
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155 ORTHANC_ASSERT(HasArgument("password")); |
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156 p.SetCredentials(GetArgument("user"), GetArgument("password")); |
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157 } |
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158 else |
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159 { |
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160 ORTHANC_ASSERT(!HasArgument("password")); |
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161 } |
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162 loadersContext->SetOrthancParameters(p); |
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163 } |
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164 |
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165 loadersContext->StartOracle(); |
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166 |
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167 CreateLoaders(); |
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168 |
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169 /** |
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170 Create viewports |
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171 */ |
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172 CreateView("RtViewer Axial", VolumeProjection_Axial); |
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173 CreateView("RtViewer Coronal", VolumeProjection_Coronal); |
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174 CreateView("RtViewer Sagittal", VolumeProjection_Sagittal); |
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175 |
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176 for (size_t i = 0; i < views_.size(); ++i) |
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177 { |
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178 views_[i]->PrepareViewport(); |
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179 views_[i]->EnableGLDebugOutput(); |
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180 } |
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181 |
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182 DefaultViewportInteractor interactor; |
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183 |
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184 /** |
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185 It is very important that the Oracle (responsible for network I/O) be started before creating and firing the |
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186 loaders, for any command scheduled by the loader before the oracle is started will be lost. |
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187 */ |
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188 StartLoaders(); |
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189 |
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190 |
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191 SdlRunLoop(views_, interactor); |
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192 loadersContext->StopOracle(); |
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193 } |
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194 |
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195 void RtViewerView::TakeScreenshot(const std::string& target, |
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196 unsigned int canvasWidth, |
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197 unsigned int canvasHeight) |
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198 { |
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199 std::unique_ptr<IViewport::ILock> lock(viewport_->Lock()); |
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200 ViewportController& controller = lock->GetController(); |
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201 Scene2D& scene = controller.GetScene(); |
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202 |
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203 CairoCompositor compositor(canvasWidth, canvasHeight); |
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204 compositor.SetFont(0, Orthanc::EmbeddedResources::UBUNTU_FONT, FONT_SIZE_0, Orthanc::Encoding_Latin1); |
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205 compositor.Refresh(scene); |
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206 |
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207 Orthanc::ImageAccessor canvas; |
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208 compositor.GetCanvas().GetReadOnlyAccessor(canvas); |
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209 |
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210 Orthanc::Image png(Orthanc::PixelFormat_RGB24, canvas.GetWidth(), canvas.GetHeight(), false); |
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211 Orthanc::ImageProcessing::Convert(png, canvas); |
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RtViewer SingleFrameViewer OK : wasm SDL single viewport
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212 |
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RtViewer SingleFrameViewer OK : wasm SDL single viewport
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213 Orthanc::PngWriter writer; |
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RtViewer SingleFrameViewer OK : wasm SDL single viewport
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214 writer.WriteToFile(target, png); |
1392
ffdb82850e98
Sdl run loop in /Common (might revert if need to customize)
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215 } |
1406
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216 |
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217 static boost::shared_ptr<OrthancStone::RtViewerView> GetViewFromWindowId( |
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218 const std::vector<boost::shared_ptr<OrthancStone::RtViewerView> >& views, |
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219 Uint32 windowID) |
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220 { |
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221 using namespace OrthancStone; |
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222 for (size_t i = 0; i < views.size(); ++i) |
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223 { |
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224 boost::shared_ptr<OrthancStone::RtViewerView> view = views[i]; |
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225 boost::shared_ptr<IViewport> viewport = view->GetViewport(); |
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226 boost::shared_ptr<SdlViewport> sdlViewport = boost::dynamic_pointer_cast<SdlViewport>(viewport); |
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227 Uint32 curWindowID = sdlViewport->GetSdlWindowId(); |
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228 if (windowID == curWindowID) |
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229 return view; |
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230 } |
1427 | 231 return boost::shared_ptr<OrthancStone::RtViewerView>(); |
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232 } |
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233 |
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234 void RtViewerApp::SdlRunLoop(const std::vector<boost::shared_ptr<OrthancStone::RtViewerView> >& views, |
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235 OrthancStone::IViewportInteractor& interactor) |
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236 { |
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237 using namespace OrthancStone; |
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238 |
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239 // const std::vector<boost::shared_ptr<OrthancStone::RtViewerView> >& views |
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240 std::vector<boost::shared_ptr<OrthancStone::SdlViewport> > viewports; |
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241 for (size_t i = 0; i < views.size(); ++i) |
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242 { |
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243 boost::shared_ptr<RtViewerView> view = views[i]; |
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244 boost::shared_ptr<IViewport> viewport = view->GetViewport(); |
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245 boost::shared_ptr<SdlViewport> sdlViewport = |
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246 boost::dynamic_pointer_cast<SdlViewport>(viewport); |
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247 viewports.push_back(sdlViewport); |
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248 } |
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249 |
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250 { |
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251 int scancodeCount = 0; |
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Mouse wheel handler is now OK in SDL and Wasm
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252 const uint8_t* keyboardState = SDL_GetKeyboardState(&scancodeCount); |
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253 |
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254 bool stop = false; |
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255 while (!stop) |
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256 { |
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257 bool paint = false; |
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258 SDL_Event event; |
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259 while (SDL_PollEvent(&event)) |
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260 { |
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261 if (event.type == SDL_QUIT) |
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Mouse wheel handler is now OK in SDL and Wasm
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262 { |
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263 stop = true; |
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264 break; |
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Mouse wheel handler is now OK in SDL and Wasm
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265 } |
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266 else if (event.type == SDL_WINDOWEVENT && |
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Mouse wheel handler is now OK in SDL and Wasm
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267 (event.window.event == SDL_WINDOWEVENT_RESIZED || |
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Mouse wheel handler is now OK in SDL and Wasm
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|
268 event.window.event == SDL_WINDOWEVENT_SIZE_CHANGED)) |
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Mouse wheel handler is now OK in SDL and Wasm
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269 { |
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|
270 boost::shared_ptr<RtViewerView> view = GetViewFromWindowId( |
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Mouse wheel handler is now OK in SDL and Wasm
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|
271 views, event.window.windowID); |
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Mouse wheel handler is now OK in SDL and Wasm
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272 |
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273 boost::shared_ptr<SdlViewport> sdlViewport = |
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Mouse wheel handler is now OK in SDL and Wasm
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274 boost::dynamic_pointer_cast<SdlViewport>(view->GetViewport()); |
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Mouse wheel handler is now OK in SDL and Wasm
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275 |
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276 sdlViewport->UpdateSize(event.window.data1, event.window.data2); |
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Mouse wheel handler is now OK in SDL and Wasm
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277 } |
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Mouse wheel handler is now OK in SDL and Wasm
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278 else if (event.type == SDL_WINDOWEVENT && |
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Mouse wheel handler is now OK in SDL and Wasm
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279 (event.window.event == SDL_WINDOWEVENT_SHOWN || |
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Mouse wheel handler is now OK in SDL and Wasm
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|
280 event.window.event == SDL_WINDOWEVENT_EXPOSED)) |
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Mouse wheel handler is now OK in SDL and Wasm
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281 { |
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|
282 boost::shared_ptr<RtViewerView> view = GetViewFromWindowId( |
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Mouse wheel handler is now OK in SDL and Wasm
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|
283 views, event.window.windowID); |
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Mouse wheel handler is now OK in SDL and Wasm
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284 boost::shared_ptr<SdlViewport> sdlViewport = |
5d7ee14dc1eb
Mouse wheel handler is now OK in SDL and Wasm
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changeset
|
285 boost::dynamic_pointer_cast<SdlViewport>(view->GetViewport()); |
5d7ee14dc1eb
Mouse wheel handler is now OK in SDL and Wasm
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286 sdlViewport->Paint(); |
5d7ee14dc1eb
Mouse wheel handler is now OK in SDL and Wasm
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287 } |
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Mouse wheel handler is now OK in SDL and Wasm
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288 else if (event.type == SDL_KEYDOWN && |
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Mouse wheel handler is now OK in SDL and Wasm
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|
289 event.key.repeat == 0 /* Ignore key bounce */) |
5d7ee14dc1eb
Mouse wheel handler is now OK in SDL and Wasm
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290 { |
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Mouse wheel handler is now OK in SDL and Wasm
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changeset
|
291 boost::shared_ptr<RtViewerView> view = GetViewFromWindowId( |
5d7ee14dc1eb
Mouse wheel handler is now OK in SDL and Wasm
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|
292 views, event.window.windowID); |
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Mouse wheel handler is now OK in SDL and Wasm
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293 |
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294 switch (event.key.keysym.sym) |
5d7ee14dc1eb
Mouse wheel handler is now OK in SDL and Wasm
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295 { |
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Mouse wheel handler is now OK in SDL and Wasm
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|
296 case SDLK_f: |
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Mouse wheel handler is now OK in SDL and Wasm
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|
297 { |
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Mouse wheel handler is now OK in SDL and Wasm
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|
298 boost::shared_ptr<SdlViewport> sdlViewport = |
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Mouse wheel handler is now OK in SDL and Wasm
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299 boost::dynamic_pointer_cast<SdlViewport>(view->GetViewport()); |
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Mouse wheel handler is now OK in SDL and Wasm
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300 sdlViewport->ToggleMaximize(); |
5d7ee14dc1eb
Mouse wheel handler is now OK in SDL and Wasm
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|
301 } |
5d7ee14dc1eb
Mouse wheel handler is now OK in SDL and Wasm
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changeset
|
302 break; |
5d7ee14dc1eb
Mouse wheel handler is now OK in SDL and Wasm
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changeset
|
303 |
5d7ee14dc1eb
Mouse wheel handler is now OK in SDL and Wasm
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changeset
|
304 case SDLK_s: |
5d7ee14dc1eb
Mouse wheel handler is now OK in SDL and Wasm
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305 { |
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Mouse wheel handler is now OK in SDL and Wasm
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|
306 std::unique_ptr<OrthancStone::IViewport::ILock> lock(view->GetViewport()->Lock()); |
5d7ee14dc1eb
Mouse wheel handler is now OK in SDL and Wasm
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307 lock->GetCompositor().FitContent(lock->GetController().GetScene()); |
5d7ee14dc1eb
Mouse wheel handler is now OK in SDL and Wasm
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|
308 lock->Invalidate(); |
5d7ee14dc1eb
Mouse wheel handler is now OK in SDL and Wasm
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|
309 } |
5d7ee14dc1eb
Mouse wheel handler is now OK in SDL and Wasm
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changeset
|
310 break; |
5d7ee14dc1eb
Mouse wheel handler is now OK in SDL and Wasm
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changeset
|
311 |
5d7ee14dc1eb
Mouse wheel handler is now OK in SDL and Wasm
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changeset
|
312 case SDLK_q: |
5d7ee14dc1eb
Mouse wheel handler is now OK in SDL and Wasm
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|
313 stop = true; |
5d7ee14dc1eb
Mouse wheel handler is now OK in SDL and Wasm
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changeset
|
314 break; |
5d7ee14dc1eb
Mouse wheel handler is now OK in SDL and Wasm
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changeset
|
315 |
5d7ee14dc1eb
Mouse wheel handler is now OK in SDL and Wasm
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changeset
|
316 default: |
5d7ee14dc1eb
Mouse wheel handler is now OK in SDL and Wasm
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changeset
|
317 break; |
5d7ee14dc1eb
Mouse wheel handler is now OK in SDL and Wasm
Benjamin Golinvaux <bgo@osimis.io>
parents:
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diff
changeset
|
318 } |
5d7ee14dc1eb
Mouse wheel handler is now OK in SDL and Wasm
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changeset
|
319 } |
5d7ee14dc1eb
Mouse wheel handler is now OK in SDL and Wasm
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changeset
|
320 else if (event.type == SDL_MOUSEBUTTONDOWN || |
5d7ee14dc1eb
Mouse wheel handler is now OK in SDL and Wasm
Benjamin Golinvaux <bgo@osimis.io>
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diff
changeset
|
321 event.type == SDL_MOUSEMOTION || |
5d7ee14dc1eb
Mouse wheel handler is now OK in SDL and Wasm
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parents:
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changeset
|
322 event.type == SDL_MOUSEBUTTONUP) |
5d7ee14dc1eb
Mouse wheel handler is now OK in SDL and Wasm
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parents:
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changeset
|
323 { |
5d7ee14dc1eb
Mouse wheel handler is now OK in SDL and Wasm
Benjamin Golinvaux <bgo@osimis.io>
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changeset
|
324 boost::shared_ptr<RtViewerView> view = GetViewFromWindowId( |
5d7ee14dc1eb
Mouse wheel handler is now OK in SDL and Wasm
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changeset
|
325 views, event.window.windowID); |
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326 |
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327 std::auto_ptr<OrthancStone::IViewport::ILock> lock(view->GetViewport()->Lock()); |
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328 if (lock->HasCompositor()) |
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329 { |
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330 OrthancStone::PointerEvent p; |
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331 OrthancStoneHelpers::GetPointerEvent(p, lock->GetCompositor(), |
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332 event, keyboardState, scancodeCount); |
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333 |
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334 switch (event.type) |
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335 { |
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336 case SDL_MOUSEBUTTONDOWN: |
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337 lock->GetController().HandleMousePress(interactor, p, |
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338 lock->GetCompositor().GetCanvasWidth(), |
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339 lock->GetCompositor().GetCanvasHeight()); |
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340 lock->Invalidate(); |
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341 break; |
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342 |
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343 case SDL_MOUSEMOTION: |
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344 if (lock->GetController().HandleMouseMove(p)) |
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345 { |
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346 lock->Invalidate(); |
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347 } |
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348 break; |
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349 |
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350 case SDL_MOUSEBUTTONUP: |
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351 lock->GetController().HandleMouseRelease(p); |
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352 lock->Invalidate(); |
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353 break; |
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354 |
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355 default: |
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356 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); |
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357 } |
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358 } |
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359 } |
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360 else if (event.type == SDL_MOUSEWHEEL) |
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361 { |
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362 boost::shared_ptr<RtViewerView> view = GetViewFromWindowId( |
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363 views, event.window.windowID); |
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364 |
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365 int delta = 0; |
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366 if (event.wheel.y < 0) |
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367 delta = -1; |
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368 if (event.wheel.y > 0) |
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369 delta = 1; |
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370 |
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371 view->Scroll(delta); |
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372 } |
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373 else |
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374 { |
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375 for (size_t i = 0; i < views.size(); ++i) |
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376 { |
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377 boost::shared_ptr<SdlViewport> sdlViewport = |
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378 boost::dynamic_pointer_cast<SdlViewport>(views[i]->GetViewport()); |
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379 if (sdlViewport->IsRefreshEvent(event)) |
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380 sdlViewport->Paint(); |
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381 } |
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382 } |
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383 } |
1408
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384 // Small delay to avoid using 100% of CPU |
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385 SDL_Delay(1); |
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386 } |
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387 } |
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388 } |
1386
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Ongoing splitting SDL vs WASM (preparing RtViewer WASM)
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389 } |
1392
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390 |
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391 boost::weak_ptr<OrthancStone::RtViewerApp> g_app; |
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392 |
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393 /** |
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394 * IMPORTANT: The full arguments to "main()" are needed for SDL on |
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395 * Windows. Otherwise, one gets the linking error "undefined reference |
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396 * to `SDL_main'". https://wiki.libsdl.org/FAQWindows |
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397 **/ |
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398 int main(int argc, char* argv[]) |
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399 { |
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400 using namespace OrthancStone; |
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401 |
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402 StoneInitialize(); |
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403 |
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404 try |
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405 { |
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406 boost::shared_ptr<RtViewerApp> app = RtViewerApp::Create(); |
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407 g_app = app; |
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408 app->RunSdl(argc,argv); |
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409 } |
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410 catch (Orthanc::OrthancException& e) |
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411 { |
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412 LOG(ERROR) << "EXCEPTION: " << e.What(); |
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413 } |
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414 |
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415 StoneFinalize(); |
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416 |
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417 return 0; |
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418 } |
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419 |