Mercurial > hg > orthanc-stone

annotate Framework/Viewport/WebGLViewport.cpp @ 1318:cbfdba08e039 broker

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
removed SDL code in wasm + added undostack CTOR in Wasm viewport + build fix + ORTHANC_OVERRIDE
author Benjamin Golinvaux <bgo@osimis.io>
date Tue, 17 Mar 2020 08:40:13 +0100
parents 0ca50d275b9a
children ab81ee8fce1f
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1232
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
1 /**
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
2 * Stone of Orthanc
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
4 * Department, University Hospital of Liege, Belgium
1271
0ca50d275b9a upgrade to year 2020
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1232
diff changeset
5 * Copyright (C) 2017-2020 Osimis S.A., Belgium
1232
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
6 *
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
7 * This program is free software: you can redistribute it and/or
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
8 * modify it under the terms of the GNU Affero General Public License
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
9 * as published by the Free Software Foundation, either version 3 of
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
10 * the License, or (at your option) any later version.
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
11 *
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
12 * This program is distributed in the hope that it will be useful, but
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
15 * Affero General Public License for more details.
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
16 *
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
17 * You should have received a copy of the GNU Affero General Public License
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
19 **/
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
20
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
21
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
22 #include "WebGLViewport.h"
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
23
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
24 #include "../StoneException.h"
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
25 #include "../Scene2D/OpenGLCompositor.h"
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
26
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
27 namespace OrthancStone
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
28 {
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
29 void WebGLViewport::Paint(ICompositor& compositor,
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
30 ViewportController& controller)
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
31 {
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
32 try
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
33 {
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
34 compositor.Refresh(controller.GetScene());
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
35
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
36 /**
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
37 * No need to manually swap the buffer: "Rendered WebGL content
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
38 * is implicitly presented (displayed to the user) on the canvas
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
39 * when the event handler that renders with WebGL returns back
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
40 * to the browser event loop."
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
41 * https://emscripten.org/docs/api_reference/html5.h.html#webgl-context
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
42 *
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
43 * Could call "emscripten_webgl_commit_frame()" if
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
44 * "explicitSwapControl" option were set to "true".
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
45 **/
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
46 }
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
47 catch (const StoneException& e)
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
48 {
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
49 // Ignore problems about the loss of the WebGL context (edge case)
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
50 if (e.GetErrorCode() == ErrorCode_WebGLContextLost)
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
51 {
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
52 return;
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
53 }
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
54 else
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
55 {
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
56 throw;
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
57 }
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
58 }
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
59 }
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
60
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
61
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
62 void WebGLViewport::UpdateSize(ICompositor& compositor)
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
63 {
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
64 try
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
65 {
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
66 context_.UpdateSize();
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
67 }
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
68 catch (const StoneException& e)
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
69 {
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
70 // Ignore problems about the loss of the WebGL context (edge case)
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
71 if (e.GetErrorCode() == ErrorCode_WebGLContextLost)
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
72 {
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
73 return;
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
74 }
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
75 else
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
76 {
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
77 throw;
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
78 }
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
79 }
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
80 }
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
81
1318
cbfdba08e039 removed SDL code in wasm + added undostack CTOR in Wasm viewport + build fix + ORTHANC_OVERRIDE
Benjamin Golinvaux <bgo@osimis.io>
parents: 1271
diff changeset
82 WebGLViewport::WebGLViewport(const std::string& canvasId,
cbfdba08e039 removed SDL code in wasm + added undostack CTOR in Wasm viewport + build fix + ORTHANC_OVERRIDE
Benjamin Golinvaux <bgo@osimis.io>
parents: 1271
diff changeset
83 boost::weak_ptr<UndoStack> undoStackW) :
cbfdba08e039 removed SDL code in wasm + added undostack CTOR in Wasm viewport + build fix + ORTHANC_OVERRIDE
Benjamin Golinvaux <bgo@osimis.io>
parents: 1271
diff changeset
84 WebAssemblyViewport(canvasId, NULL, undoStackW),
1232
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
85 context_(GetFullCanvasId())
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
86 {
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
87 AcquireCompositor(new OpenGLCompositor(context_));
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
88 }
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
89
1318
cbfdba08e039 removed SDL code in wasm + added undostack CTOR in Wasm viewport + build fix + ORTHANC_OVERRIDE
Benjamin Golinvaux <bgo@osimis.io>
parents: 1271
diff changeset
90 WebGLViewport::WebGLViewport(const std::string& canvasId) :
cbfdba08e039 removed SDL code in wasm + added undostack CTOR in Wasm viewport + build fix + ORTHANC_OVERRIDE
Benjamin Golinvaux <bgo@osimis.io>
parents: 1271
diff changeset
91 WebAssemblyViewport(canvasId, NULL, boost::weak_ptr<UndoStack>()),
1232
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
92 context_(GetFullCanvasId())
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
93 {
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
94 AcquireCompositor(new OpenGLCompositor(context_));
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
95 }
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
96
1318
cbfdba08e039 removed SDL code in wasm + added undostack CTOR in Wasm viewport + build fix + ORTHANC_OVERRIDE
Benjamin Golinvaux <bgo@osimis.io>
parents: 1271
diff changeset
97 WebGLViewport::WebGLViewport(const std::string& canvasId,
cbfdba08e039 removed SDL code in wasm + added undostack CTOR in Wasm viewport + build fix + ORTHANC_OVERRIDE
Benjamin Golinvaux <bgo@osimis.io>
parents: 1271
diff changeset
98 const Scene2D& scene) :
cbfdba08e039 removed SDL code in wasm + added undostack CTOR in Wasm viewport + build fix + ORTHANC_OVERRIDE
Benjamin Golinvaux <bgo@osimis.io>
parents: 1271
diff changeset
99 WebAssemblyViewport(canvasId, &scene, boost::weak_ptr<UndoStack>()),
cbfdba08e039 removed SDL code in wasm + added undostack CTOR in Wasm viewport + build fix + ORTHANC_OVERRIDE
Benjamin Golinvaux <bgo@osimis.io>
parents: 1271
diff changeset
100 context_(GetFullCanvasId())
cbfdba08e039 removed SDL code in wasm + added undostack CTOR in Wasm viewport + build fix + ORTHANC_OVERRIDE
Benjamin Golinvaux <bgo@osimis.io>
parents: 1271
diff changeset
101 {
cbfdba08e039 removed SDL code in wasm + added undostack CTOR in Wasm viewport + build fix + ORTHANC_OVERRIDE
Benjamin Golinvaux <bgo@osimis.io>
parents: 1271
diff changeset
102 AcquireCompositor(new OpenGLCompositor(context_));
cbfdba08e039 removed SDL code in wasm + added undostack CTOR in Wasm viewport + build fix + ORTHANC_OVERRIDE
Benjamin Golinvaux <bgo@osimis.io>
parents: 1271
diff changeset
103 }
cbfdba08e039 removed SDL code in wasm + added undostack CTOR in Wasm viewport + build fix + ORTHANC_OVERRIDE
Benjamin Golinvaux <bgo@osimis.io>
parents: 1271
diff changeset
104
1232
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
105 WebGLViewport::~WebGLViewport()
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
106 {
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
107 // Make sure to delete the compositor before its parent "context_" gets deleted
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
108 ClearCompositor();
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
109 }
a28861abf888 viewports for WebAssembly
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
110 }