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comparison: gfx/layers/opengl/MacIOSurfaceTextureHostOGL.h
gfx/layers/opengl/MacIOSurfaceTextureHostOGL.h
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- TOR_BUG_3246
- changeset 7
- 129ffea94266
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| -1:000000000000 | 0:16d60522ee00 |
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| 1 /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*- | |
| 2 * This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 | |
| 6 #ifndef MOZILLA_GFX_MACIOSURFACETEXTUREHOSTOGL_H | |
| 7 #define MOZILLA_GFX_MACIOSURFACETEXTUREHOSTOGL_H | |
| 8 | |
| 9 #include "mozilla/layers/TextureHostOGL.h" | |
| 10 | |
| 11 class MacIOSurface; | |
| 12 | |
| 13 namespace mozilla { | |
| 14 namespace layers { | |
| 15 | |
| 16 /** | |
| 17 * A texture source meant for use with MacIOSurfaceTextureHostOGL. | |
| 18 * | |
| 19 * It does not own any GL texture, and attaches its shared handle to one of | |
| 20 * the compositor's temporary textures when binding. | |
| 21 */ | |
| 22 class MacIOSurfaceTextureSourceOGL : public NewTextureSource | |
| 23 , public TextureSourceOGL | |
| 24 { | |
| 25 public: | |
| 26 MacIOSurfaceTextureSourceOGL(CompositorOGL* aCompositor, | |
| 27 MacIOSurface* aSurface); | |
| 28 virtual ~MacIOSurfaceTextureSourceOGL(); | |
| 29 | |
| 30 virtual TextureSourceOGL* AsSourceOGL() { return this; } | |
| 31 | |
| 32 virtual void BindTexture(GLenum activetex, gfx::Filter aFilter) MOZ_OVERRIDE; | |
| 33 | |
| 34 virtual bool IsValid() const MOZ_OVERRIDE { return !!gl(); } | |
| 35 | |
| 36 virtual gfx::IntSize GetSize() const MOZ_OVERRIDE; | |
| 37 | |
| 38 virtual gfx::SurfaceFormat GetFormat() const MOZ_OVERRIDE; | |
| 39 | |
| 40 virtual GLenum GetTextureTarget() const { return LOCAL_GL_TEXTURE_RECTANGLE_ARB; } | |
| 41 | |
| 42 virtual GLenum GetWrapMode() const MOZ_OVERRIDE { return LOCAL_GL_CLAMP_TO_EDGE; } | |
| 43 | |
| 44 // MacIOSurfaceTextureSourceOGL doesn't own any gl texture | |
| 45 virtual void DeallocateDeviceData() {} | |
| 46 | |
| 47 virtual void SetCompositor(Compositor* aCompositor) MOZ_OVERRIDE; | |
| 48 | |
| 49 gl::GLContext* gl() const; | |
| 50 | |
| 51 protected: | |
| 52 CompositorOGL* mCompositor; | |
| 53 RefPtr<MacIOSurface> mSurface; | |
| 54 }; | |
| 55 | |
| 56 /** | |
| 57 * A TextureHost for shared MacIOSurface | |
| 58 * | |
| 59 * Most of the logic actually happens in MacIOSurfaceTextureSourceOGL. | |
| 60 */ | |
| 61 class MacIOSurfaceTextureHostOGL : public TextureHost | |
| 62 { | |
| 63 public: | |
| 64 MacIOSurfaceTextureHostOGL(TextureFlags aFlags, | |
| 65 const SurfaceDescriptorMacIOSurface& aDescriptor); | |
| 66 | |
| 67 // SharedTextureHostOGL doesn't own any GL texture | |
| 68 virtual void DeallocateDeviceData() MOZ_OVERRIDE {} | |
| 69 | |
| 70 virtual void SetCompositor(Compositor* aCompositor) MOZ_OVERRIDE; | |
| 71 | |
| 72 virtual bool Lock() MOZ_OVERRIDE; | |
| 73 | |
| 74 virtual gfx::SurfaceFormat GetFormat() const MOZ_OVERRIDE; | |
| 75 | |
| 76 virtual NewTextureSource* GetTextureSources() MOZ_OVERRIDE | |
| 77 { | |
| 78 return mTextureSource; | |
| 79 } | |
| 80 | |
| 81 virtual TemporaryRef<gfx::DataSourceSurface> GetAsSurface() MOZ_OVERRIDE | |
| 82 { | |
| 83 return nullptr; // XXX - implement this (for MOZ_DUMP_PAINTING) | |
| 84 } | |
| 85 | |
| 86 gl::GLContext* gl() const; | |
| 87 | |
| 88 virtual gfx::IntSize GetSize() const MOZ_OVERRIDE; | |
| 89 | |
| 90 #ifdef MOZ_LAYERS_HAVE_LOG | |
| 91 virtual const char* Name() { return "MacIOSurfaceTextureHostOGL"; } | |
| 92 #endif | |
| 93 | |
| 94 protected: | |
| 95 CompositorOGL* mCompositor; | |
| 96 RefPtr<MacIOSurfaceTextureSourceOGL> mTextureSource; | |
| 97 RefPtr<MacIOSurface> mSurface; | |
| 98 }; | |
| 99 | |
| 100 } | |
| 101 } | |
| 102 | |
| 103 #endif // MOZILLA_GFX_MACIOSURFACETEXTUREHOSTOGL_H |
