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comparison Samples/Sdl/TrackerSample.cpp @ 656:002d9562c8f5

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Added support to DISABLE legacy scaling in SDL Windows (only in WIN32... this might also be needed on macos and GNU/Linux ?) + fixed text info overlay pos for angle measure (this requires the app to be aware of the compositor)
author Benjamin Golinvaux <bgo@osimis.io>
date Tue, 14 May 2019 16:54:13 +0200
parents 462a5074f914
children cb3b76d16234
comparison
equal deleted inserted replaced
655:1e26bb5f2a02 656:002d9562c8f5
51 51
52 using namespace Orthanc; 52 using namespace Orthanc;
53 using namespace OrthancStone; 53 using namespace OrthancStone;
54 54
55 55
56 static void GLAPIENTRY
57 OpenGLMessageCallback(GLenum source,
58 GLenum type,
59 GLuint id,
60 GLenum severity,
61 GLsizei length,
62 const GLchar* message,
63 const void* userParam)
64 {
65 if (severity != GL_DEBUG_SEVERITY_NOTIFICATION)
66 {
67 fprintf(stderr, "GL CALLBACK: %s type = 0x%x, severity = 0x%x, message = %s\n",
68 (type == GL_DEBUG_TYPE_ERROR ? "** GL ERROR **" : ""),
69 type, severity, message);
70 }
71 }
72 56
73 bool g_stopApplication = false;
74 57
75 void Run(TrackerSampleApp* app)
76 {
77 SdlOpenGLWindow window("Hello", 1024, 768);
78
79 app->GetScene().FitContent(window.GetCanvasWidth(), window.GetCanvasHeight());
80
81 glEnable(GL_DEBUG_OUTPUT);
82 glDebugMessageCallback(OpenGLMessageCallback, 0);
83
84 OpenGLCompositor compositor(window, app->GetScene());
85 compositor.SetFont(0, Orthanc::EmbeddedResources::UBUNTU_FONT,
86 FONT_SIZE, Orthanc::Encoding_Latin1);
87
88 while (!g_stopApplication)
89 {
90 compositor.Refresh();
91
92 SDL_Event event;
93 while (!g_stopApplication && SDL_PollEvent(&event))
94 {
95 if (event.type == SDL_QUIT)
96 {
97 g_stopApplication = true;
98 break;
99 }
100 else if (event.type == SDL_WINDOWEVENT &&
101 event.window.event == SDL_WINDOWEVENT_SIZE_CHANGED)
102 {
103 app->DisableTracker(); // was: tracker.reset(NULL);
104 compositor.UpdateSize();
105 }
106 else if (event.type == SDL_KEYDOWN &&
107 event.key.repeat == 0 /* Ignore key bounce */)
108 {
109 switch (event.key.keysym.sym)
110 {
111 case SDLK_f:
112 window.GetWindow().ToggleMaximize();
113 break;
114
115 case SDLK_q:
116 g_stopApplication = true;
117 break;
118 default:
119 break;
120 }
121 }
122 app->HandleApplicationEvent(compositor, event);
123 }
124 SDL_Delay(1);
125 }
126 }
127 58
128 59
129 /** 60 /**
130 * IMPORTANT: The full arguments to "main()" are needed for SDL on 61 * IMPORTANT: The full arguments to "main()" are needed for SDL on
131 * Windows. Otherwise, one gets the linking error "undefined reference 62 * Windows. Otherwise, one gets the linking error "undefined reference
141 try 72 try
142 { 73 {
143 MessageBroker broker; 74 MessageBroker broker;
144 TrackerSampleApp app(broker); 75 TrackerSampleApp app(broker);
145 app.PrepareScene(); 76 app.PrepareScene();
146 Run(&app); 77 app.Run();
147 } 78 }
148 catch (Orthanc::OrthancException& e) 79 catch (Orthanc::OrthancException& e)
149 { 80 {
150 LOG(ERROR) << "EXCEPTION: " << e.What(); 81 LOG(ERROR) << "EXCEPTION: " << e.What();
151 } 82 }