Mercurial > hg > orthanc-stone

annotate Applications/Sdl/SdlOpenGLContext.cpp @ 947:1091b2adeb5a toa2019081001

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Fixed animation frame stopping when returning false + big work on the OpenGL objects to make them lost context-safe + debug code to forcefully tag a context as lost + debug macros
author Benjamin Golinvaux <bgo@osimis.io>
date Sat, 10 Aug 2019 13:07:31 +0200
parents 0aff28f15ea2
children a7351ad54960
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
595
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
1 /**
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
2 * Stone of Orthanc
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
4 * Department, University Hospital of Liege, Belgium
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
5 * Copyright (C) 2017-2019 Osimis S.A., Belgium
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
6 *
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
7 * This program is free software: you can redistribute it and/or
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
8 * modify it under the terms of the GNU Affero General Public License
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
9 * as published by the Free Software Foundation, either version 3 of
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
10 * the License, or (at your option) any later version.
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
11 *
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
12 * This program is distributed in the hope that it will be useful, but
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
15 * Affero General Public License for more details.
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
16 *
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
17 * You should have received a copy of the GNU Affero General Public License
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
19 **/
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
20
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
21
891
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 656
diff changeset
22 #include "SdlOpenGLContext.h"
947
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
23 #include "../../Framework/StoneException.h"
595
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
24
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
25 #if ORTHANC_ENABLE_SDL == 1
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
26
613
412a2d01a189 automatic initialization of glew
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 595
diff changeset
27 #if !defined(ORTHANC_ENABLE_GLEW)
412a2d01a189 automatic initialization of glew
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 595
diff changeset
28 # error Macro ORTHANC_ENABLE_GLEW must be defined
412a2d01a189 automatic initialization of glew
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 595
diff changeset
29 #endif
412a2d01a189 automatic initialization of glew
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 595
diff changeset
30
412a2d01a189 automatic initialization of glew
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 595
diff changeset
31 #if ORTHANC_ENABLE_GLEW == 1
412a2d01a189 automatic initialization of glew
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 595
diff changeset
32 # include <GL/glew.h>
412a2d01a189 automatic initialization of glew
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 595
diff changeset
33 #endif
412a2d01a189 automatic initialization of glew
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 595
diff changeset
34
595
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
35 #include <Core/OrthancException.h>
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
36
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
37 namespace OrthancStone
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
38 {
891
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 656
diff changeset
39 SdlOpenGLContext::SdlOpenGLContext(const char* title,
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 656
diff changeset
40 unsigned int width,
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 656
diff changeset
41 unsigned int height,
947
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
42 bool allowDpiScaling)
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
43 : window_(title, width, height, true /* enable OpenGL */, allowDpiScaling)
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
44 , context_(NULL)
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
45 , contextLost_(false)
595
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
46 {
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
47 context_ = SDL_GL_CreateContext(window_.GetObject());
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
48
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
49 if (context_ == NULL)
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
50 {
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
51 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError,
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
52 "Cannot initialize OpenGL");
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
53 }
613
412a2d01a189 automatic initialization of glew
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 595
diff changeset
54
412a2d01a189 automatic initialization of glew
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 595
diff changeset
55 #if ORTHANC_ENABLE_GLEW == 1
412a2d01a189 automatic initialization of glew
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 595
diff changeset
56 // The initialization function of glew (i.e. "glewInit()") can
412a2d01a189 automatic initialization of glew
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 595
diff changeset
57 // only be called once an OpenGL is setup.
412a2d01a189 automatic initialization of glew
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 595
diff changeset
58 // https://stackoverflow.com/a/45033669/881731
412a2d01a189 automatic initialization of glew
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 595
diff changeset
59 {
614
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 613
diff changeset
60 static boost::mutex mutex_;
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 613
diff changeset
61 static bool isGlewInitialized_ = false;
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 613
diff changeset
62
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 613
diff changeset
63 boost::mutex::scoped_lock lock(mutex_);
613
412a2d01a189 automatic initialization of glew
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 595
diff changeset
64
614
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 613
diff changeset
65 if (!isGlewInitialized_)
613
412a2d01a189 automatic initialization of glew
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 595
diff changeset
66 {
412a2d01a189 automatic initialization of glew
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 595
diff changeset
67 LOG(INFO) << "Initializing glew";
412a2d01a189 automatic initialization of glew
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 595
diff changeset
68
412a2d01a189 automatic initialization of glew
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 595
diff changeset
69 GLenum err = glewInit();
412a2d01a189 automatic initialization of glew
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 595
diff changeset
70 if (GLEW_OK != err)
412a2d01a189 automatic initialization of glew
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 595
diff changeset
71 {
412a2d01a189 automatic initialization of glew
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 595
diff changeset
72 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError,
412a2d01a189 automatic initialization of glew
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 595
diff changeset
73 "Cannot initialize glew");
412a2d01a189 automatic initialization of glew
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 595
diff changeset
74 }
412a2d01a189 automatic initialization of glew
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 595
diff changeset
75
614
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 613
diff changeset
76 isGlewInitialized_ = true;
613
412a2d01a189 automatic initialization of glew
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 595
diff changeset
77 }
412a2d01a189 automatic initialization of glew
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 595
diff changeset
78 }
412a2d01a189 automatic initialization of glew
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 595
diff changeset
79 #endif
595
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
80 }
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
81
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
82
891
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 656
diff changeset
83 SdlOpenGLContext::~SdlOpenGLContext()
595
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
84 {
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
85 SDL_GL_DeleteContext(context_);
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
86 }
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
87
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
88
947
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
89 bool SdlOpenGLContext::IsContextLost() const
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
90 {
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
91 return contextLost_;
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
92 }
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
93
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
94
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
95 void SdlOpenGLContext::SetLostContext()
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
96 {
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
97 contextLost_ = true;
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
98 }
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
99
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
100 void SdlOpenGLContext::RestoreLostContext()
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
101 {
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
102 contextLost_ = false;
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
103 }
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
104
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
105 // extern bool Debug_MustContextBeKilled(std::string title);
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
106 // extern void Debug_Context_ClearKillFlag(std::string title);
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
107
891
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 656
diff changeset
108 void SdlOpenGLContext::MakeCurrent()
595
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
109 {
947
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
110 if (IsContextLost())
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
111 throw OpenGLContextLostException(context_);
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
112
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
113 // <DEBUG STUFF>
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
114 // This is used for context loss simulation
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
115 // SDL_Window* internalWindow = GetWindow().GetObject();
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
116 // std::string title(SDL_GetWindowTitle(internalWindow));
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
117
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
118 // if (Debug_MustContextBeKilled(title))
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
119 // {
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
120 // Debug_Context_ClearKillFlag(title);
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
121 // SetLostContext();
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
122 // throw OpenGLContextLostException(context_);
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
123 // }
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
124 // </DEBUG STUFF>
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
125
595
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
126 if (SDL_GL_MakeCurrent(window_.GetObject(), context_) != 0)
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
127 {
947
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
128 const char* errText = SDL_GetError();
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
129 std::stringstream ss;
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
130 ss << "Cannot set current OpenGL context. SDL error text: " << errText;
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
131 std::string errStr = ss.str();
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
132 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError, errStr.c_str());
595
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
133 }
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
134
947
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
135 // This makes our buffer swap synchronized with the monitor's vertical refresh
595
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
136 SDL_GL_SetSwapInterval(1);
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
137 }
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
138
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
139
891
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 656
diff changeset
140 void SdlOpenGLContext::SwapBuffer()
595
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
141 {
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
142 // Swap our buffer to display the current contents of buffer on screen
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
143 SDL_GL_SwapWindow(window_.GetObject());
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
144 }
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
145
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
146
891
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 656
diff changeset
147 unsigned int SdlOpenGLContext::GetCanvasWidth() const
595
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
148 {
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
149 int w = 0;
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
150 SDL_GL_GetDrawableSize(window_.GetObject(), &w, NULL);
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
151 return static_cast<unsigned int>(w);
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
152 }
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
153
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
154
891
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 656
diff changeset
155 unsigned int SdlOpenGLContext::GetCanvasHeight() const
595
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
156 {
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
157 int h = 0;
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
158 SDL_GL_GetDrawableSize(window_.GetObject(), NULL, &h);
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
159 return static_cast<unsigned int>(h);
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
160 }
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
161 }
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
162
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
163 #endif