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annotate Framework/Viewport/WebAssemblyViewport.h @ 947:1091b2adeb5a toa2019081001

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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 685c9a2d115f
children a7351ad54960
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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) 2017-2019 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 #pragma once
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23
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24 #include "../OpenGL/WebAssemblyOpenGLContext.h"
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25 #include "../Scene2D/OpenGLCompositor.h"
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26 #include "../Scene2D/CairoCompositor.h"
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27 #include "ViewportBase.h"
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28
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29 namespace OrthancStone
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30 {
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31 class WebAssemblyViewport : public ViewportBase
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32 {
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33 public:
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34 WebAssemblyViewport(const std::string& identifier)
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35 : ViewportBase(identifier)
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36 {
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37 }
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38
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39 WebAssemblyViewport(const std::string& identifier,
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40 boost::shared_ptr<Scene2D>& scene)
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41 : ViewportBase(identifier, scene)
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42 {
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43 }
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44 };
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45
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46 class WebAssemblyOpenGLViewport : public WebAssemblyViewport
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47 {
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48 private:
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49 OpenGL::WebAssemblyOpenGLContext context_;
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50 std::auto_ptr<OpenGLCompositor> compositor_;
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51
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52 public:
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53 WebAssemblyOpenGLViewport(const std::string& canvas);
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54
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55 WebAssemblyOpenGLViewport(const std::string& canvas,
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56 boost::shared_ptr<Scene2D>& scene);
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57
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58 // This function must be called each time the browser window is resized
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59 void UpdateSize();
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60
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61 virtual ICompositor* GetCompositor() ORTHANC_OVERRIDE
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62 {
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63 return compositor_.get();
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64 }
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65
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66 virtual void Refresh() ORTHANC_OVERRIDE;
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67
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68 bool OpenGLContextLost();
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69 bool OpenGLContextRestored();
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71 private:
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72 virtual void DisableCompositor() ORTHANC_OVERRIDE;
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73 virtual void RestoreCompositor() ORTHANC_OVERRIDE;
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74
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75 void RegisterContextCallbacks();
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76 };
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77
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78 class WebAssemblyCairoViewport : public WebAssemblyViewport
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79 {
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80 private:
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81 CairoCompositor compositor_;
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82 std::string canvas_;
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83
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84 public:
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85 WebAssemblyCairoViewport(const std::string& canvas);
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86
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87 WebAssemblyCairoViewport(const std::string& canvas,
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88 boost::shared_ptr<Scene2D>& scene);
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89
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90 void UpdateSize();
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91
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92 virtual void Refresh();
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93
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94 virtual ICompositor* GetCompositor()
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95 {
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96 return &compositor_;
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97 }
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98 };
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99
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100 }