Mercurial > hg > orthanc-stone

annotate Applications/Sdl/BasicSdlApplication.cpp @ 293:017044be141b am-2

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author am@osimis.io
date Thu, 30 Aug 2018 17:15:22 +0200
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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) 2017-2018 Osimis S.A., Belgium
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6 *
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7 * This program is free software: you can redistribute it and/or
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8 * modify it under the terms of the GNU Affero General Public License
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9 * as published by the Free Software Foundation, either version 3 of
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10 * the License, or (at your option) any later version.
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11 *
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12 * This program is distributed in the hope that it will be useful, but
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13 * WITHOUT ANY WARRANTY; without even the implied warranty of
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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15 * Affero General Public License for more details.
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16 *
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17 * You should have received a copy of the GNU Affero General Public License
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18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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19 **/
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20
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21
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22 #if ORTHANC_ENABLE_SDL != 1
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23 #error this file shall be included only with the ORTHANC_ENABLE_SDL set to 1
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24 #endif
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25
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26 #include "BasicSdlApplication.h"
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27 #include <boost/program_options.hpp>
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28
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29 #include "../../Framework/Toolbox/MessagingToolbox.h"
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30 #include "SdlEngine.h"
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31
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32 #include <Core/Logging.h>
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33 #include <Core/HttpClient.h>
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34 #include <Core/Toolbox.h>
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35 #include <Plugins/Samples/Common/OrthancHttpConnection.h>
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36 #include "../../Platforms/Generic/OracleWebService.h"
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37
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38 namespace OrthancStone
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39 {
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40 void SdlStoneApplicationRunner::Initialize()
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41 {
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42 SdlWindow::GlobalInitialize();
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43 }
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44
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45 void SdlStoneApplicationRunner::DeclareCommandLineOptions(boost::program_options::options_description& options)
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46 {
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47 boost::program_options::options_description sdl("SDL options");
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48 sdl.add_options()
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49 ("width", boost::program_options::value<int>()->default_value(1024), "Initial width of the SDL window")
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50 ("height", boost::program_options::value<int>()->default_value(768), "Initial height of the SDL window")
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51 ("opengl", boost::program_options::value<bool>()->default_value(true), "Enable OpenGL in SDL")
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52 ;
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53
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54 options.add(sdl);
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55 }
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56
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57 void SdlStoneApplicationRunner::ParseCommandLineOptions(const boost::program_options::variables_map& parameters)
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58 {
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59 if (!parameters.count("width") ||
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60 !parameters.count("height") ||
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61 !parameters.count("opengl"))
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62 {
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63 LOG(ERROR) << "Parameter \"width\", \"height\" or \"opengl\" is missing";
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64 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange);
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65 }
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66
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67 int w = parameters["width"].as<int>();
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68 int h = parameters["height"].as<int>();
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69 if (w <= 0 || h <= 0)
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70 {
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71 LOG(ERROR) << "Parameters \"width\" and \"height\" must be positive";
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72 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange);
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73 }
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74
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75 width_ = static_cast<unsigned int>(w);
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76 height_ = static_cast<unsigned int>(h);
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77 LOG(WARNING) << "Initial display size: " << width_ << "x" << height_;
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78
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79 enableOpenGl_ = parameters["opengl"].as<bool>();
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80 if (enableOpenGl_)
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81 {
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82 LOG(WARNING) << "OpenGL is enabled, disable it with option \"--opengl=off\" if the application crashes";
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83 }
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84 else
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85 {
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86 LOG(WARNING) << "OpenGL is disabled, enable it with option \"--opengl=on\" for best performance";
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87 }
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88
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89 }
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90
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91 void SdlStoneApplicationRunner::Run(NativeStoneApplicationContext& context, const std::string& title, int argc, char* argv[])
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92 {
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93 /**************************************************************
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94 * Run the application inside a SDL window
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95 **************************************************************/
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96
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97 LOG(WARNING) << "Starting the application";
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98
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99 SdlWindow window(title.c_str(), width_, height_, enableOpenGl_);
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100 SdlEngine sdl(window, context);
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101
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102 {
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103 NativeStoneApplicationContext::GlobalMutexLocker locker(context);
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104 context.GetCentralViewport().Register(sdl); // (*)
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105 }
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106
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107 context.Start();
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108 sdl.Run();
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109
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110 LOG(WARNING) << "Stopping the application";
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111
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112 // Don't move the "Stop()" command below out of the block,
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113 // otherwise the application might crash, because the
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114 // "SdlEngine" is an observer of the viewport (*) and the
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115 // update thread started by "context.Start()" would call a
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116 // destructed object (the "SdlEngine" is deleted with the
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117 // lexical scope).
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118 context.Stop();
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119 }
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121 void SdlStoneApplicationRunner::Finalize()
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122 {
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123 SdlWindow::GlobalFinalize();
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124 }
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127 }