Mercurial > hg > orthanc-stone
annotate OrthancStone/Sources/OpenGL/WebAssemblyOpenGLContext.cpp @ 1589:8c5f9864545f
adding missing headers
author | Sebastien Jodogne <s.jodogne@gmail.com> |
---|---|
date | Thu, 22 Oct 2020 16:59:23 +0200 |
parents | 1f812f4c95be |
children |
rev | line source |
---|---|
616
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
1 /** |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
2 * Stone of Orthanc |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
4 * Department, University Hospital of Liege, Belgium |
1270
2d8ab34c8c91
upgrade to year 2020
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1052
diff
changeset
|
5 * Copyright (C) 2017-2020 Osimis S.A., Belgium |
616
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
6 * |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
7 * This program is free software: you can redistribute it and/or |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
8 * modify it under the terms of the GNU Affero General Public License |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
9 * as published by the Free Software Foundation, either version 3 of |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
10 * the License, or (at your option) any later version. |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
11 * |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
12 * This program is distributed in the hope that it will be useful, but |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
13 * WITHOUT ANY WARRANTY; without even the implied warranty of |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
15 * Affero General Public License for more details. |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
16 * |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
17 * You should have received a copy of the GNU Affero General Public License |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
18 * along with this program. If not, see <http://www.gnu.org/licenses/>. |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
19 **/ |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
20 |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
21 |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
22 #include "WebAssemblyOpenGLContext.h" |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
23 |
947
1091b2adeb5a
Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents:
945
diff
changeset
|
24 #include "../StoneException.h" |
1091b2adeb5a
Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents:
945
diff
changeset
|
25 |
1455
30deba7bc8e2
simplifying include_directories
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1351
diff
changeset
|
26 #include <OrthancException.h> |
616
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
27 |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
28 #include <emscripten/html5.h> |
942
685c9a2d115f
Added missing ORTHANC_OVERRIDE + preparation for lost GL context handling + stubs for GL context event handlers
Benjamin Golinvaux <bgo@osimis.io>
parents:
894
diff
changeset
|
29 #include <emscripten/em_asm.h> |
685c9a2d115f
Added missing ORTHANC_OVERRIDE + preparation for lost GL context handling + stubs for GL context event handlers
Benjamin Golinvaux <bgo@osimis.io>
parents:
894
diff
changeset
|
30 |
616
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
31 #include <boost/math/special_functions/round.hpp> |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
32 |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
33 namespace OrthancStone |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
34 { |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
35 namespace OpenGL |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
36 { |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
37 class WebAssemblyOpenGLContext::PImpl |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
38 { |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
39 private: |
1351
1b8e37770d78
ID vs CSS selector distinction in API and field names.
Benjamin Golinvaux <bgo@osimis.io>
parents:
1338
diff
changeset
|
40 std::string canvasSelector_; |
947
1091b2adeb5a
Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents:
945
diff
changeset
|
41 EMSCRIPTEN_WEBGL_CONTEXT_HANDLE context_; |
1091b2adeb5a
Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents:
945
diff
changeset
|
42 bool isContextLost_; |
616
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
43 |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
44 public: |
1571 | 45 explicit PImpl(const std::string& canvasSelector) : |
46 canvasSelector_(canvasSelector), | |
47 isContextLost_(false) | |
616
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
48 { |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
49 // Context configuration |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
50 EmscriptenWebGLContextAttributes attr; |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
51 emscripten_webgl_init_context_attributes(&attr); |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
52 |
1578 | 53 // The next line might be necessary to print using |
54 // WebGL. Sometimes, if set to "false" (the default value), | |
55 // the canvas was rendered as a fully white or black | |
56 // area. UNCONFIRMED. | |
1575 | 57 attr.preserveDrawingBuffer = true; |
58 | |
1351
1b8e37770d78
ID vs CSS selector distinction in API and field names.
Benjamin Golinvaux <bgo@osimis.io>
parents:
1338
diff
changeset
|
59 context_ = emscripten_webgl_create_context(canvasSelector.c_str(), &attr); |
945
2db3ef713664
Fixed error handling for WebGL context creation
Benjamin Golinvaux <bgo@osimis.io>
parents:
942
diff
changeset
|
60 if (context_ == 0) |
616
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
61 { |
1351
1b8e37770d78
ID vs CSS selector distinction in API and field names.
Benjamin Golinvaux <bgo@osimis.io>
parents:
1338
diff
changeset
|
62 std::string message("Cannot create an OpenGL context for the element with the following CSS selector: \""); |
1b8e37770d78
ID vs CSS selector distinction in API and field names.
Benjamin Golinvaux <bgo@osimis.io>
parents:
1338
diff
changeset
|
63 message += canvasSelector; |
1b8e37770d78
ID vs CSS selector distinction in API and field names.
Benjamin Golinvaux <bgo@osimis.io>
parents:
1338
diff
changeset
|
64 message += "\" Please make sure the -s DISABLE_DEPRECATED_FIND_EVENT_TARGET_BEHAVIOR=1 flag has been passed to Emscripten when building."; |
894
f557b18d287f
wasm: error log if canvas GL context can't be created
Benjamin Golinvaux <bgo@osimis.io>
parents:
891
diff
changeset
|
65 LOG(ERROR) << message; |
f557b18d287f
wasm: error log if canvas GL context can't be created
Benjamin Golinvaux <bgo@osimis.io>
parents:
891
diff
changeset
|
66 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError, message); |
616
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
67 } |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
68 } |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
69 |
947
1091b2adeb5a
Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents:
945
diff
changeset
|
70 void* DebugGetInternalContext() const |
1091b2adeb5a
Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents:
945
diff
changeset
|
71 { |
1091b2adeb5a
Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents:
945
diff
changeset
|
72 return reinterpret_cast<void*>(context_); |
1091b2adeb5a
Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents:
945
diff
changeset
|
73 } |
1091b2adeb5a
Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents:
945
diff
changeset
|
74 |
956
a7351ad54960
Made IsContextLost automatically set the flag by checking with the emscripten
Benjamin Golinvaux <bgo@osimis.io>
parents:
947
diff
changeset
|
75 bool IsContextLost() |
a7351ad54960
Made IsContextLost automatically set the flag by checking with the emscripten
Benjamin Golinvaux <bgo@osimis.io>
parents:
947
diff
changeset
|
76 { |
961
92e32e263ae9
Removed log in IsContextLost (too many calls) + removed glGetError guards on calls (expensive) + added shared_ptr ref count dump in LoaderCache (still needs to figure that one out)
Benjamin Golinvaux <bgo@osimis.io>
parents:
958
diff
changeset
|
77 //LOG(TRACE) << "IsContextLost() for context " << std::hex << context_ << std::dec; |
947
1091b2adeb5a
Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents:
945
diff
changeset
|
78 bool apiFlag = (emscripten_is_webgl_context_lost(context_) != 0); |
956
a7351ad54960
Made IsContextLost automatically set the flag by checking with the emscripten
Benjamin Golinvaux <bgo@osimis.io>
parents:
947
diff
changeset
|
79 isContextLost_ = apiFlag; |
a7351ad54960
Made IsContextLost automatically set the flag by checking with the emscripten
Benjamin Golinvaux <bgo@osimis.io>
parents:
947
diff
changeset
|
80 return isContextLost_; |
a7351ad54960
Made IsContextLost automatically set the flag by checking with the emscripten
Benjamin Golinvaux <bgo@osimis.io>
parents:
947
diff
changeset
|
81 } |
a7351ad54960
Made IsContextLost automatically set the flag by checking with the emscripten
Benjamin Golinvaux <bgo@osimis.io>
parents:
947
diff
changeset
|
82 |
a7351ad54960
Made IsContextLost automatically set the flag by checking with the emscripten
Benjamin Golinvaux <bgo@osimis.io>
parents:
947
diff
changeset
|
83 void SetLostContext() |
947
1091b2adeb5a
Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents:
945
diff
changeset
|
84 { |
1091b2adeb5a
Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents:
945
diff
changeset
|
85 isContextLost_ = true; |
1091b2adeb5a
Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents:
945
diff
changeset
|
86 } |
1091b2adeb5a
Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents:
945
diff
changeset
|
87 |
616
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
88 ~PImpl() |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
89 { |
956
a7351ad54960
Made IsContextLost automatically set the flag by checking with the emscripten
Benjamin Golinvaux <bgo@osimis.io>
parents:
947
diff
changeset
|
90 try |
a7351ad54960
Made IsContextLost automatically set the flag by checking with the emscripten
Benjamin Golinvaux <bgo@osimis.io>
parents:
947
diff
changeset
|
91 { |
a7351ad54960
Made IsContextLost automatically set the flag by checking with the emscripten
Benjamin Golinvaux <bgo@osimis.io>
parents:
947
diff
changeset
|
92 EMSCRIPTEN_RESULT result = emscripten_webgl_destroy_context(context_); |
a7351ad54960
Made IsContextLost automatically set the flag by checking with the emscripten
Benjamin Golinvaux <bgo@osimis.io>
parents:
947
diff
changeset
|
93 if (result != EMSCRIPTEN_RESULT_SUCCESS) |
a7351ad54960
Made IsContextLost automatically set the flag by checking with the emscripten
Benjamin Golinvaux <bgo@osimis.io>
parents:
947
diff
changeset
|
94 { |
a7351ad54960
Made IsContextLost automatically set the flag by checking with the emscripten
Benjamin Golinvaux <bgo@osimis.io>
parents:
947
diff
changeset
|
95 LOG(ERROR) << "emscripten_webgl_destroy_context returned code " << result; |
a7351ad54960
Made IsContextLost automatically set the flag by checking with the emscripten
Benjamin Golinvaux <bgo@osimis.io>
parents:
947
diff
changeset
|
96 } |
a7351ad54960
Made IsContextLost automatically set the flag by checking with the emscripten
Benjamin Golinvaux <bgo@osimis.io>
parents:
947
diff
changeset
|
97 } |
a7351ad54960
Made IsContextLost automatically set the flag by checking with the emscripten
Benjamin Golinvaux <bgo@osimis.io>
parents:
947
diff
changeset
|
98 catch (const Orthanc::OrthancException& e) |
a7351ad54960
Made IsContextLost automatically set the flag by checking with the emscripten
Benjamin Golinvaux <bgo@osimis.io>
parents:
947
diff
changeset
|
99 { |
a7351ad54960
Made IsContextLost automatically set the flag by checking with the emscripten
Benjamin Golinvaux <bgo@osimis.io>
parents:
947
diff
changeset
|
100 if (e.HasDetails()) |
a7351ad54960
Made IsContextLost automatically set the flag by checking with the emscripten
Benjamin Golinvaux <bgo@osimis.io>
parents:
947
diff
changeset
|
101 { |
a7351ad54960
Made IsContextLost automatically set the flag by checking with the emscripten
Benjamin Golinvaux <bgo@osimis.io>
parents:
947
diff
changeset
|
102 LOG(ERROR) << "OrthancException in WebAssemblyOpenGLContext::~PImpl: " << e.What() << " Details: " << e.GetDetails(); |
a7351ad54960
Made IsContextLost automatically set the flag by checking with the emscripten
Benjamin Golinvaux <bgo@osimis.io>
parents:
947
diff
changeset
|
103 } |
a7351ad54960
Made IsContextLost automatically set the flag by checking with the emscripten
Benjamin Golinvaux <bgo@osimis.io>
parents:
947
diff
changeset
|
104 else |
a7351ad54960
Made IsContextLost automatically set the flag by checking with the emscripten
Benjamin Golinvaux <bgo@osimis.io>
parents:
947
diff
changeset
|
105 { |
a7351ad54960
Made IsContextLost automatically set the flag by checking with the emscripten
Benjamin Golinvaux <bgo@osimis.io>
parents:
947
diff
changeset
|
106 LOG(ERROR) << "OrthancException in WebAssemblyOpenGLContext::~PImpl: " << e.What(); |
a7351ad54960
Made IsContextLost automatically set the flag by checking with the emscripten
Benjamin Golinvaux <bgo@osimis.io>
parents:
947
diff
changeset
|
107 } |
a7351ad54960
Made IsContextLost automatically set the flag by checking with the emscripten
Benjamin Golinvaux <bgo@osimis.io>
parents:
947
diff
changeset
|
108 } |
a7351ad54960
Made IsContextLost automatically set the flag by checking with the emscripten
Benjamin Golinvaux <bgo@osimis.io>
parents:
947
diff
changeset
|
109 catch (const std::exception& e) |
a7351ad54960
Made IsContextLost automatically set the flag by checking with the emscripten
Benjamin Golinvaux <bgo@osimis.io>
parents:
947
diff
changeset
|
110 { |
a7351ad54960
Made IsContextLost automatically set the flag by checking with the emscripten
Benjamin Golinvaux <bgo@osimis.io>
parents:
947
diff
changeset
|
111 LOG(ERROR) << "std::exception in WebAssemblyOpenGLContext::~PImpl: " << e.what(); |
a7351ad54960
Made IsContextLost automatically set the flag by checking with the emscripten
Benjamin Golinvaux <bgo@osimis.io>
parents:
947
diff
changeset
|
112 } |
a7351ad54960
Made IsContextLost automatically set the flag by checking with the emscripten
Benjamin Golinvaux <bgo@osimis.io>
parents:
947
diff
changeset
|
113 catch (...) |
a7351ad54960
Made IsContextLost automatically set the flag by checking with the emscripten
Benjamin Golinvaux <bgo@osimis.io>
parents:
947
diff
changeset
|
114 { |
a7351ad54960
Made IsContextLost automatically set the flag by checking with the emscripten
Benjamin Golinvaux <bgo@osimis.io>
parents:
947
diff
changeset
|
115 LOG(ERROR) << "Unknown exception in WebAssemblyOpenGLContext::~PImpl"; |
a7351ad54960
Made IsContextLost automatically set the flag by checking with the emscripten
Benjamin Golinvaux <bgo@osimis.io>
parents:
947
diff
changeset
|
116 } |
616
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
117 } |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
118 |
1351
1b8e37770d78
ID vs CSS selector distinction in API and field names.
Benjamin Golinvaux <bgo@osimis.io>
parents:
1338
diff
changeset
|
119 const std::string& GetCanvasSelector() const |
617 | 120 { |
1351
1b8e37770d78
ID vs CSS selector distinction in API and field names.
Benjamin Golinvaux <bgo@osimis.io>
parents:
1338
diff
changeset
|
121 return canvasSelector_; |
617 | 122 } |
123 | |
616
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
124 void MakeCurrent() |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
125 { |
947
1091b2adeb5a
Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents:
945
diff
changeset
|
126 if (IsContextLost()) |
1091b2adeb5a
Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents:
945
diff
changeset
|
127 { |
1091b2adeb5a
Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents:
945
diff
changeset
|
128 LOG(ERROR) << "MakeCurrent() called on lost context " << context_; |
1050 | 129 throw StoneException(ErrorCode_WebGLContextLost); |
947
1091b2adeb5a
Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents:
945
diff
changeset
|
130 } |
1091b2adeb5a
Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents:
945
diff
changeset
|
131 |
942
685c9a2d115f
Added missing ORTHANC_OVERRIDE + preparation for lost GL context handling + stubs for GL context event handlers
Benjamin Golinvaux <bgo@osimis.io>
parents:
894
diff
changeset
|
132 if (emscripten_is_webgl_context_lost(context_)) |
685c9a2d115f
Added missing ORTHANC_OVERRIDE + preparation for lost GL context handling + stubs for GL context event handlers
Benjamin Golinvaux <bgo@osimis.io>
parents:
894
diff
changeset
|
133 { |
1351
1b8e37770d78
ID vs CSS selector distinction in API and field names.
Benjamin Golinvaux <bgo@osimis.io>
parents:
1338
diff
changeset
|
134 LOG(ERROR) << "OpenGL context has been lost for canvas selector: " << canvasSelector_; |
947
1091b2adeb5a
Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents:
945
diff
changeset
|
135 SetLostContext(); |
1050 | 136 throw StoneException(ErrorCode_WebGLContextLost); |
942
685c9a2d115f
Added missing ORTHANC_OVERRIDE + preparation for lost GL context handling + stubs for GL context event handlers
Benjamin Golinvaux <bgo@osimis.io>
parents:
894
diff
changeset
|
137 } |
685c9a2d115f
Added missing ORTHANC_OVERRIDE + preparation for lost GL context handling + stubs for GL context event handlers
Benjamin Golinvaux <bgo@osimis.io>
parents:
894
diff
changeset
|
138 |
616
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
139 if (emscripten_webgl_make_context_current(context_) != EMSCRIPTEN_RESULT_SUCCESS) |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
140 { |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
141 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError, |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
142 "Cannot set the OpenGL context"); |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
143 } |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
144 } |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
145 |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
146 void SwapBuffer() |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
147 { |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
148 /** |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
149 * "Rendered WebGL content is implicitly presented (displayed to |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
150 * the user) on the canvas when the event handler that renders with |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
151 * WebGL returns back to the browser event loop." |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
152 * https://emscripten.org/docs/api_reference/html5.h.html#webgl-context |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
153 * |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
154 * Could call "emscripten_webgl_commit_frame()" if |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
155 * "explicitSwapControl" option were set to "true". |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
156 **/ |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
157 } |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
158 }; |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
159 |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
160 |
1351
1b8e37770d78
ID vs CSS selector distinction in API and field names.
Benjamin Golinvaux <bgo@osimis.io>
parents:
1338
diff
changeset
|
161 WebAssemblyOpenGLContext::WebAssemblyOpenGLContext(const std::string& canvasSelector) : |
1b8e37770d78
ID vs CSS selector distinction in API and field names.
Benjamin Golinvaux <bgo@osimis.io>
parents:
1338
diff
changeset
|
162 pimpl_(new PImpl(canvasSelector)) |
616
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
163 { |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
164 } |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
165 |
956
a7351ad54960
Made IsContextLost automatically set the flag by checking with the emscripten
Benjamin Golinvaux <bgo@osimis.io>
parents:
947
diff
changeset
|
166 bool WebAssemblyOpenGLContext::IsContextLost() |
947
1091b2adeb5a
Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents:
945
diff
changeset
|
167 { |
1091b2adeb5a
Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents:
945
diff
changeset
|
168 return pimpl_->IsContextLost(); |
1091b2adeb5a
Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents:
945
diff
changeset
|
169 } |
1091b2adeb5a
Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents:
945
diff
changeset
|
170 |
1091b2adeb5a
Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents:
945
diff
changeset
|
171 void WebAssemblyOpenGLContext::SetLostContext() |
1091b2adeb5a
Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents:
945
diff
changeset
|
172 { |
1091b2adeb5a
Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents:
945
diff
changeset
|
173 pimpl_->SetLostContext(); |
1091b2adeb5a
Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents:
945
diff
changeset
|
174 } |
1091b2adeb5a
Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents:
945
diff
changeset
|
175 |
1091b2adeb5a
Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents:
945
diff
changeset
|
176 void* WebAssemblyOpenGLContext::DebugGetInternalContext() const |
1091b2adeb5a
Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents:
945
diff
changeset
|
177 { |
1091b2adeb5a
Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents:
945
diff
changeset
|
178 return pimpl_->DebugGetInternalContext(); |
1091b2adeb5a
Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents:
945
diff
changeset
|
179 } |
1091b2adeb5a
Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents:
945
diff
changeset
|
180 |
616
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
181 void WebAssemblyOpenGLContext::MakeCurrent() |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
182 { |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
183 assert(pimpl_.get() != NULL); |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
184 pimpl_->MakeCurrent(); |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
185 } |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
186 |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
187 void WebAssemblyOpenGLContext::SwapBuffer() |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
188 { |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
189 assert(pimpl_.get() != NULL); |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
190 pimpl_->SwapBuffer(); |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
191 } |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
192 |
1351
1b8e37770d78
ID vs CSS selector distinction in API and field names.
Benjamin Golinvaux <bgo@osimis.io>
parents:
1338
diff
changeset
|
193 const std::string& WebAssemblyOpenGLContext::GetCanvasSelector() const |
617 | 194 { |
195 assert(pimpl_.get() != NULL); | |
1351
1b8e37770d78
ID vs CSS selector distinction in API and field names.
Benjamin Golinvaux <bgo@osimis.io>
parents:
1338
diff
changeset
|
196 return pimpl_->GetCanvasSelector(); |
617 | 197 } |
616
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
198 } |
97926984d5d0
WebAssembly sample using Scene2D
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
changeset
|
199 } |