michael@0: /* -*- Mode: c++; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40; -*- */
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 SHARED_SURFACEIO_H_
michael@0: #define SHARED_SURFACEIO_H_
michael@0: 
michael@0: #include "gfxImageSurface.h"
michael@0: #include "SharedSurfaceGL.h"
michael@0: #include "mozilla/RefPtr.h"
michael@0: 
michael@0: class MacIOSurface;
michael@0: 
michael@0: namespace mozilla {
michael@0: namespace gl {
michael@0: 
michael@0: class SharedSurface_IOSurface : public SharedSurface_GL
michael@0: {
michael@0: public:
michael@0:     static SharedSurface_IOSurface* Create(MacIOSurface* surface, GLContext *gl, bool hasAlpha);
michael@0: 
michael@0:     ~SharedSurface_IOSurface();
michael@0: 
michael@0:     virtual void LockProdImpl() MOZ_OVERRIDE { }
michael@0:     virtual void UnlockProdImpl() MOZ_OVERRIDE { }
michael@0: 
michael@0:     virtual void Fence() MOZ_OVERRIDE;
michael@0:     virtual bool WaitSync() MOZ_OVERRIDE { return true; }
michael@0: 
michael@0:     virtual bool ReadPixels(GLint x, GLint y, GLsizei width, GLsizei height,
michael@0:                             GLenum format, GLenum type, GLvoid *pixels) MOZ_OVERRIDE;
michael@0: 
michael@0:     virtual GLuint ProdTexture() MOZ_OVERRIDE {
michael@0:         return mProdTex;
michael@0:     }
michael@0: 
michael@0:     virtual GLenum ProdTextureTarget() const MOZ_OVERRIDE {
michael@0:         return LOCAL_GL_TEXTURE_RECTANGLE_ARB;
michael@0:     }
michael@0: 
michael@0:     static SharedSurface_IOSurface* Cast(SharedSurface *surf) {
michael@0:         MOZ_ASSERT(surf->Type() == SharedSurfaceType::IOSurface);
michael@0:         return static_cast<SharedSurface_IOSurface*>(surf);
michael@0:     }
michael@0: 
michael@0:     GLuint ConsTexture(GLContext* consGL);
michael@0: 
michael@0:     GLenum ConsTextureTarget() const {
michael@0:         return LOCAL_GL_TEXTURE_RECTANGLE_ARB;
michael@0:     }
michael@0: 
michael@0: private:
michael@0:     SharedSurface_IOSurface(MacIOSurface* surface, GLContext* gl, const gfx::IntSize& size, bool hasAlpha);
michael@0: 
michael@0:     RefPtr<MacIOSurface> mSurface;
michael@0:     nsRefPtr<gfxImageSurface> mImageSurface;
michael@0:     GLuint mProdTex;
michael@0:     const GLContext* mCurConsGL;
michael@0:     GLuint mConsTex;
michael@0: };
michael@0: 
michael@0: class SurfaceFactory_IOSurface : public SurfaceFactory_GL
michael@0: {
michael@0: public:
michael@0:     SurfaceFactory_IOSurface(GLContext* gl,
michael@0:                              const SurfaceCaps& caps)
michael@0:         : SurfaceFactory_GL(gl, SharedSurfaceType::IOSurface, caps)
michael@0:     {
michael@0:     }
michael@0: 
michael@0: protected:
michael@0:     virtual SharedSurface* CreateShared(const gfx::IntSize& size) MOZ_OVERRIDE;
michael@0: };
michael@0: 
michael@0: } /* namespace gfx */
michael@0: } /* namespace mozilla */
michael@0: 
michael@0: #endif /* SHARED_SURFACEIO_H_ */