зеркало из https://github.com/mozilla/gecko-dev.git
75 строки
2.0 KiB
C++
75 строки
2.0 KiB
C++
/* -*- Mode: c++; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40; -*- */
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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 SHARED_SURFACEIO_H_
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#define SHARED_SURFACEIO_H_
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#include "SharedSurfaceGL.h"
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#include "mozilla/RefPtr.h"
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class MacIOSurface;
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namespace mozilla {
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namespace gl {
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class SharedSurface_IOSurface : public SharedSurface_GL
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{
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public:
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static SharedSurface_IOSurface* Create(MacIOSurface* surface, GLContext *gl, bool hasAlpha);
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~SharedSurface_IOSurface();
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virtual void LockProdImpl() { }
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virtual void UnlockProdImpl() { }
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virtual void Fence();
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virtual bool WaitSync() { return true; }
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virtual bool ReadPixels(GLint x, GLint y, GLsizei width, GLsizei height,
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GLenum format, GLenum type, GLvoid *pixels) MOZ_OVERRIDE;
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virtual GLuint Texture() const
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{
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return mTexture;
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}
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virtual GLenum TextureTarget() const {
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return LOCAL_GL_TEXTURE_RECTANGLE_ARB;
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}
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static SharedSurface_IOSurface* Cast(SharedSurface *surf)
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{
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MOZ_ASSERT(surf->Type() == SharedSurfaceType::IOSurface);
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return static_cast<SharedSurface_IOSurface*>(surf);
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}
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MacIOSurface* GetIOSurface() { return mSurface; }
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private:
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SharedSurface_IOSurface(MacIOSurface* surface, GLContext* gl, const gfxIntSize& size, bool hasAlpha);
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RefPtr<MacIOSurface> mSurface;
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nsRefPtr<gfxImageSurface> mImageSurface;
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GLuint mTexture;
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};
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class SurfaceFactory_IOSurface : public SurfaceFactory_GL
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{
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public:
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SurfaceFactory_IOSurface(GLContext* gl,
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const SurfaceCaps& caps)
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: SurfaceFactory_GL(gl, SharedSurfaceType::IOSurface, caps)
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{
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}
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protected:
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virtual SharedSurface* CreateShared(const gfxIntSize& size) MOZ_OVERRIDE;
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};
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} /* namespace gfx */
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} /* namespace mozilla */
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#endif /* SHARED_SURFACEIO_H_ */
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