diff -r 000000000000 -r 6474c204b198 gfx/gl/TextureImageEGL.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/gfx/gl/TextureImageEGL.h Wed Dec 31 06:09:35 2014 +0100 @@ -0,0 +1,98 @@ +/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#ifndef TEXTUREIMAGEEGL_H_ +#define TEXTUREIMAGEEGL_H_ + +#include "GLTextureImage.h" + +namespace mozilla { +namespace gl { + +class TextureImageEGL + : public TextureImage +{ +public: + TextureImageEGL(GLuint aTexture, + const nsIntSize& aSize, + GLenum aWrapMode, + ContentType aContentType, + GLContext* aContext, + Flags aFlags = TextureImage::NoFlags, + TextureState aTextureState = Created, + TextureImage::ImageFormat aImageFormat = gfxImageFormat::Unknown); + + virtual ~TextureImageEGL(); + + virtual void GetUpdateRegion(nsIntRegion& aForRegion); + + virtual gfx::DrawTarget* BeginUpdate(nsIntRegion& aRegion); + + virtual void EndUpdate(); + + virtual bool DirectUpdate(gfx::DataSourceSurface* aSurf, const nsIntRegion& aRegion, const gfx::IntPoint& aFrom = gfx::IntPoint(0,0)); + + virtual void BindTexture(GLenum aTextureUnit); + + virtual GLuint GetTextureID() + { + // Ensure the texture is allocated before it is used. + if (mTextureState == Created) { + Resize(mSize); + } + return mTexture; + }; + + virtual bool InUpdate() const { return !!mUpdateDrawTarget; } + + virtual void Resize(const gfx::IntSize& aSize); + + bool BindTexImage(); + + bool ReleaseTexImage(); + + virtual bool CreateEGLSurface(gfxASurface* aSurface) + { + return false; + } + + virtual void DestroyEGLSurface(void); + +protected: + typedef gfxImageFormat ImageFormat; + + GLContext* mGLContext; + + nsIntRect mUpdateRect; + gfx::SurfaceFormat mUpdateFormat; + RefPtr mUpdateDrawTarget; + EGLImage mEGLImage; + GLuint mTexture; + EGLSurface mSurface; + EGLConfig mConfig; + TextureState mTextureState; + + bool mBound; +}; + +already_AddRefed +CreateTextureImageEGL(GLContext *gl, + const gfx::IntSize& aSize, + TextureImage::ContentType aContentType, + GLenum aWrapMode, + TextureImage::Flags aFlags, + TextureImage::ImageFormat aImageFormat); + +already_AddRefed +TileGenFuncEGL(GLContext *gl, + const nsIntSize& aSize, + TextureImage::ContentType aContentType, + TextureImage::Flags aFlags, + TextureImage::ImageFormat aImageFormat); + +} +} + +#endif // TEXTUREIMAGEEGL_H_