1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/gfx/gl/SharedSurfaceIO.h Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,79 @@
1.4 +/* -*- Mode: c++; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40; -*- */
1.5 +/* This Source Code Form is subject to the terms of the Mozilla Public
1.6 + * License, v. 2.0. If a copy of the MPL was not distributed with this
1.7 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
1.8 +
1.9 +#ifndef SHARED_SURFACEIO_H_
1.10 +#define SHARED_SURFACEIO_H_
1.11 +
1.12 +#include "gfxImageSurface.h"
1.13 +#include "SharedSurfaceGL.h"
1.14 +#include "mozilla/RefPtr.h"
1.15 +
1.16 +class MacIOSurface;
1.17 +
1.18 +namespace mozilla {
1.19 +namespace gl {
1.20 +
1.21 +class SharedSurface_IOSurface : public SharedSurface_GL
1.22 +{
1.23 +public:
1.24 + static SharedSurface_IOSurface* Create(MacIOSurface* surface, GLContext *gl, bool hasAlpha);
1.25 +
1.26 + ~SharedSurface_IOSurface();
1.27 +
1.28 + virtual void LockProdImpl() MOZ_OVERRIDE { }
1.29 + virtual void UnlockProdImpl() MOZ_OVERRIDE { }
1.30 +
1.31 + virtual void Fence() MOZ_OVERRIDE;
1.32 + virtual bool WaitSync() MOZ_OVERRIDE { return true; }
1.33 +
1.34 + virtual bool ReadPixels(GLint x, GLint y, GLsizei width, GLsizei height,
1.35 + GLenum format, GLenum type, GLvoid *pixels) MOZ_OVERRIDE;
1.36 +
1.37 + virtual GLuint ProdTexture() MOZ_OVERRIDE {
1.38 + return mProdTex;
1.39 + }
1.40 +
1.41 + virtual GLenum ProdTextureTarget() const MOZ_OVERRIDE {
1.42 + return LOCAL_GL_TEXTURE_RECTANGLE_ARB;
1.43 + }
1.44 +
1.45 + static SharedSurface_IOSurface* Cast(SharedSurface *surf) {
1.46 + MOZ_ASSERT(surf->Type() == SharedSurfaceType::IOSurface);
1.47 + return static_cast<SharedSurface_IOSurface*>(surf);
1.48 + }
1.49 +
1.50 + GLuint ConsTexture(GLContext* consGL);
1.51 +
1.52 + GLenum ConsTextureTarget() const {
1.53 + return LOCAL_GL_TEXTURE_RECTANGLE_ARB;
1.54 + }
1.55 +
1.56 +private:
1.57 + SharedSurface_IOSurface(MacIOSurface* surface, GLContext* gl, const gfx::IntSize& size, bool hasAlpha);
1.58 +
1.59 + RefPtr<MacIOSurface> mSurface;
1.60 + nsRefPtr<gfxImageSurface> mImageSurface;
1.61 + GLuint mProdTex;
1.62 + const GLContext* mCurConsGL;
1.63 + GLuint mConsTex;
1.64 +};
1.65 +
1.66 +class SurfaceFactory_IOSurface : public SurfaceFactory_GL
1.67 +{
1.68 +public:
1.69 + SurfaceFactory_IOSurface(GLContext* gl,
1.70 + const SurfaceCaps& caps)
1.71 + : SurfaceFactory_GL(gl, SharedSurfaceType::IOSurface, caps)
1.72 + {
1.73 + }
1.74 +
1.75 +protected:
1.76 + virtual SharedSurface* CreateShared(const gfx::IntSize& size) MOZ_OVERRIDE;
1.77 +};
1.78 +
1.79 +} /* namespace gfx */
1.80 +} /* namespace mozilla */
1.81 +
1.82 +#endif /* SHARED_SURFACEIO_H_ */
