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