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comparison: gfx/gl/SharedSurfaceEGL.h
gfx/gl/SharedSurfaceEGL.h
- branch
- TOR_BUG_3246
- changeset 7
- 129ffea94266
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| -1:000000000000 | 0:71afa9614d16 |
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| 1 /* -*- Mode: c++; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40; -*- */ | |
| 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 SHARED_SURFACE_EGL_H_ | |
| 7 #define SHARED_SURFACE_EGL_H_ | |
| 8 | |
| 9 #include "SharedSurfaceGL.h" | |
| 10 #include "SurfaceFactory.h" | |
| 11 #include "GLLibraryEGL.h" | |
| 12 #include "SurfaceTypes.h" | |
| 13 #include "mozilla/Attributes.h" | |
| 14 #include "mozilla/Mutex.h" | |
| 15 | |
| 16 namespace mozilla { | |
| 17 namespace gl { | |
| 18 | |
| 19 class GLContext; | |
| 20 class TextureGarbageBin; | |
| 21 | |
| 22 class SharedSurface_EGLImage | |
| 23 : public SharedSurface_GL | |
| 24 { | |
| 25 public: | |
| 26 static SharedSurface_EGLImage* Create(GLContext* prodGL, | |
| 27 const GLFormats& formats, | |
| 28 const gfx::IntSize& size, | |
| 29 bool hasAlpha, | |
| 30 EGLContext context); | |
| 31 | |
| 32 static SharedSurface_EGLImage* Cast(SharedSurface* surf) { | |
| 33 MOZ_ASSERT(surf->Type() == SharedSurfaceType::EGLImageShare); | |
| 34 | |
| 35 return (SharedSurface_EGLImage*)surf; | |
| 36 } | |
| 37 | |
| 38 static bool HasExtensions(GLLibraryEGL* egl, GLContext* gl); | |
| 39 | |
| 40 protected: | |
| 41 mutable Mutex mMutex; | |
| 42 GLLibraryEGL* const mEGL; | |
| 43 const GLFormats mFormats; | |
| 44 GLuint mProdTex; | |
| 45 EGLImage mImage; | |
| 46 GLContext* mCurConsGL; | |
| 47 GLuint mConsTex; | |
| 48 nsRefPtr<TextureGarbageBin> mGarbageBin; | |
| 49 EGLSync mSync; | |
| 50 | |
| 51 SharedSurface_EGLImage(GLContext* gl, | |
| 52 GLLibraryEGL* egl, | |
| 53 const gfx::IntSize& size, | |
| 54 bool hasAlpha, | |
| 55 const GLFormats& formats, | |
| 56 GLuint prodTex, | |
| 57 EGLImage image); | |
| 58 | |
| 59 EGLDisplay Display() const; | |
| 60 void UpdateProdTexture(const MutexAutoLock& curAutoLock); | |
| 61 | |
| 62 public: | |
| 63 virtual ~SharedSurface_EGLImage(); | |
| 64 | |
| 65 virtual void LockProdImpl() MOZ_OVERRIDE {} | |
| 66 virtual void UnlockProdImpl() MOZ_OVERRIDE {} | |
| 67 | |
| 68 | |
| 69 virtual void Fence() MOZ_OVERRIDE; | |
| 70 virtual bool WaitSync() MOZ_OVERRIDE; | |
| 71 | |
| 72 virtual GLuint ProdTexture() MOZ_OVERRIDE { | |
| 73 return mProdTex; | |
| 74 } | |
| 75 | |
| 76 // Implementation-specific functions below: | |
| 77 // Returns texture and target | |
| 78 void AcquireConsumerTexture(GLContext* consGL, GLuint* out_texture, GLuint* out_target); | |
| 79 }; | |
| 80 | |
| 81 | |
| 82 | |
| 83 class SurfaceFactory_EGLImage | |
| 84 : public SurfaceFactory_GL | |
| 85 { | |
| 86 public: | |
| 87 // Fallible: | |
| 88 static SurfaceFactory_EGLImage* Create(GLContext* prodGL, | |
| 89 const SurfaceCaps& caps); | |
| 90 | |
| 91 protected: | |
| 92 const EGLContext mContext; | |
| 93 | |
| 94 SurfaceFactory_EGLImage(GLContext* prodGL, | |
| 95 EGLContext context, | |
| 96 const SurfaceCaps& caps) | |
| 97 : SurfaceFactory_GL(prodGL, SharedSurfaceType::EGLImageShare, caps) | |
| 98 , mContext(context) | |
| 99 {} | |
| 100 | |
| 101 public: | |
| 102 virtual SharedSurface* CreateShared(const gfx::IntSize& size) MOZ_OVERRIDE { | |
| 103 bool hasAlpha = mReadCaps.alpha; | |
| 104 return SharedSurface_EGLImage::Create(mGL, mFormats, size, hasAlpha, mContext); | |
| 105 } | |
| 106 }; | |
| 107 | |
| 108 } /* namespace gfx */ | |
| 109 } /* namespace mozilla */ | |
| 110 | |
| 111 #endif /* SHARED_SURFACE_EGL_H_ */ |
