michael@0: /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
michael@0: //  * This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #ifndef MOZILLA_GFX_GRALLOCTEXTUREHOST_H
michael@0: #define MOZILLA_GFX_GRALLOCTEXTUREHOST_H
michael@0: #ifdef MOZ_WIDGET_GONK
michael@0: 
michael@0: #include "mozilla/layers/TextureHostOGL.h"
michael@0: #include "mozilla/layers/ShadowLayerUtilsGralloc.h"
michael@0: #include <ui/GraphicBuffer.h>
michael@0: 
michael@0: namespace mozilla {
michael@0: namespace layers {
michael@0: 
michael@0: class GrallocTextureHostOGL;
michael@0: 
michael@0: class GrallocTextureSourceOGL : public NewTextureSource
michael@0:                               , public TextureSourceOGL
michael@0: {
michael@0: public:
michael@0:   friend class GrallocTextureHostOGL;
michael@0: 
michael@0:   GrallocTextureSourceOGL(CompositorOGL* aCompositor,
michael@0:                           android::GraphicBuffer* aGraphicBuffer,
michael@0:                           gfx::SurfaceFormat aFormat);
michael@0: 
michael@0:   virtual ~GrallocTextureSourceOGL();
michael@0: 
michael@0:   virtual bool IsValid() const MOZ_OVERRIDE;
michael@0: 
michael@0:   virtual void BindTexture(GLenum aTextureUnit, gfx::Filter aFilter) MOZ_OVERRIDE;
michael@0: 
michael@0:   virtual gfx::IntSize GetSize() const MOZ_OVERRIDE;
michael@0: 
michael@0:   virtual TextureSourceOGL* AsSourceOGL() MOZ_OVERRIDE { return this; }
michael@0: 
michael@0:   virtual GLenum GetTextureTarget() const MOZ_OVERRIDE;
michael@0: 
michael@0:   virtual gfx::SurfaceFormat GetFormat() const MOZ_OVERRIDE { return mFormat; }
michael@0: 
michael@0:   virtual GLenum GetWrapMode() const MOZ_OVERRIDE
michael@0:   {
michael@0:     return LOCAL_GL_CLAMP_TO_EDGE;
michael@0:   }
michael@0: 
michael@0:   virtual void SetCompositableBackendSpecificData(CompositableBackendSpecificData* aBackendData) MOZ_OVERRIDE;
michael@0: 
michael@0:   void DeallocateDeviceData();
michael@0: 
michael@0:   gl::GLContext* gl() const;
michael@0: 
michael@0:   virtual void SetCompositor(Compositor* aCompositor) MOZ_OVERRIDE;
michael@0: 
michael@0:   void ForgetBuffer()
michael@0:   {
michael@0:     mGraphicBuffer = nullptr;
michael@0:   }
michael@0: 
michael@0:   TemporaryRef<gfx::DataSourceSurface> GetAsSurface();
michael@0: 
michael@0:   GLuint GetGLTexture();
michael@0: 
michael@0:   void Lock();
michael@0: 
michael@0: protected:
michael@0:   CompositorOGL* mCompositor;
michael@0:   android::sp<android::GraphicBuffer> mGraphicBuffer;
michael@0:   EGLImage mEGLImage;
michael@0:   GLuint mTexture;
michael@0:   gfx::SurfaceFormat mFormat;
michael@0:   bool mNeedsReset;
michael@0: };
michael@0: 
michael@0: class GrallocTextureHostOGL : public TextureHost
michael@0: #if defined(MOZ_WIDGET_GONK) && ANDROID_VERSION >= 17
michael@0:                             , public TextureHostOGL
michael@0: #endif
michael@0: {
michael@0:   friend class GrallocBufferActor;
michael@0: public:
michael@0:   GrallocTextureHostOGL(TextureFlags aFlags,
michael@0:                         const NewSurfaceDescriptorGralloc& aDescriptor);
michael@0: 
michael@0:   virtual ~GrallocTextureHostOGL();
michael@0: 
michael@0:   virtual void Updated(const nsIntRegion* aRegion) MOZ_OVERRIDE {}
michael@0: 
michael@0:   virtual bool Lock() MOZ_OVERRIDE;
michael@0: 
michael@0:   virtual void Unlock() MOZ_OVERRIDE;
michael@0: 
michael@0:   virtual void SetCompositor(Compositor* aCompositor) MOZ_OVERRIDE;
michael@0: 
michael@0:   virtual void DeallocateSharedData() MOZ_OVERRIDE;
michael@0: 
michael@0:   virtual void ForgetSharedData() MOZ_OVERRIDE;
michael@0: 
michael@0:   virtual void DeallocateDeviceData() MOZ_OVERRIDE;
michael@0: 
michael@0:   virtual gfx::SurfaceFormat GetFormat() const;
michael@0: 
michael@0:   virtual gfx::IntSize GetSize() const MOZ_OVERRIDE { return mSize; }
michael@0: 
michael@0:   virtual LayerRenderState GetRenderState() MOZ_OVERRIDE;
michael@0: 
michael@0:   virtual NewTextureSource* GetTextureSources() MOZ_OVERRIDE
michael@0:   {
michael@0:     return mTextureSource;
michael@0:   }
michael@0: 
michael@0: #if defined(MOZ_WIDGET_GONK) && ANDROID_VERSION >= 17
michael@0:   virtual TextureHostOGL* AsHostOGL() MOZ_OVERRIDE
michael@0:   {
michael@0:     return this;
michael@0:   }
michael@0: #endif
michael@0: 
michael@0:   virtual TemporaryRef<gfx::DataSourceSurface> GetAsSurface() MOZ_OVERRIDE;
michael@0: 
michael@0:   virtual void SetCompositableBackendSpecificData(CompositableBackendSpecificData* aBackendData) MOZ_OVERRIDE;
michael@0: 
michael@0:   bool IsValid() const;
michael@0: 
michael@0:   virtual const char* Name() MOZ_OVERRIDE { return "GrallocTextureHostOGL"; }
michael@0: 
michael@0:   // Forget buffer actor. Used only for hacky fix for bug 966446. 
michael@0:   virtual void ForgetBufferActor()
michael@0:   {
michael@0:     mGrallocActor = nullptr;
michael@0:   }
michael@0: 
michael@0: private:
michael@0:   GrallocBufferActor* mGrallocActor;
michael@0:   RefPtr<GrallocTextureSourceOGL> mTextureSource;
michael@0:   gfx::IntSize mSize; // See comment in textureClientOGL.h
michael@0: };
michael@0: 
michael@0: } // namespace layers
michael@0: } // namespace mozilla
michael@0: 
michael@0: #endif
michael@0: #endif