gecko-dev/gfx/gl/TextureImageEGL.h

78 lines
2.2 KiB
C++

/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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 final : public TextureImage {
public:
TextureImageEGL(
GLuint aTexture, const gfx::IntSize& aSize, GLenum aWrapMode,
ContentType aContentType, GLContext* aContext,
Flags aFlags = TextureImage::NoFlags,
TextureState aTextureState = Created,
TextureImage::ImageFormat aImageFormat = SurfaceFormat::UNKNOWN);
virtual ~TextureImageEGL();
virtual bool DirectUpdate(
gfx::DataSourceSurface* aSurf, const nsIntRegion& aRegion,
const gfx::IntPoint& aFrom = gfx::IntPoint(0, 0)) override;
virtual void BindTexture(GLenum aTextureUnit) override;
virtual GLuint GetTextureID() override {
// Ensure the texture is allocated before it is used.
if (mTextureState == Created) {
Resize(mSize);
}
return mTexture;
};
virtual void Resize(const gfx::IntSize& aSize) override;
bool BindTexImage();
bool ReleaseTexImage();
virtual bool CreateEGLSurface(gfxASurface* aSurface) { return false; }
virtual void DestroyEGLSurface(void);
protected:
typedef gfxImageFormat ImageFormat;
GLContext* mGLContext;
gfx::SurfaceFormat mUpdateFormat;
EGLImage mEGLImage;
GLuint mTexture;
EGLSurface mSurface;
EGLConfig mConfig;
TextureState mTextureState;
bool mBound;
};
already_AddRefed<TextureImage> CreateTextureImageEGL(
GLContext* gl, const gfx::IntSize& aSize,
TextureImage::ContentType aContentType, GLenum aWrapMode,
TextureImage::Flags aFlags, TextureImage::ImageFormat aImageFormat);
already_AddRefed<TextureImage> TileGenFuncEGL(
GLContext* gl, const gfx::IntSize& aSize,
TextureImage::ContentType aContentType, TextureImage::Flags aFlags,
TextureImage::ImageFormat aImageFormat);
} // namespace gl
} // namespace mozilla
#endif // TEXTUREIMAGEEGL_H_