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109 lines
3.4 KiB
C++
109 lines
3.4 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_SURFACE_ANGLE_H_
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#define SHARED_SURFACE_ANGLE_H_
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#include <windows.h>
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#include "SharedSurface.h"
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namespace mozilla {
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namespace gl {
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class GLContext;
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class GLLibraryEGL;
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class SharedSurface_ANGLEShareHandle
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: public SharedSurface
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{
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public:
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static UniquePtr<SharedSurface_ANGLEShareHandle> Create(GLContext* gl,
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EGLContext context,
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EGLConfig config,
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const gfx::IntSize& size,
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bool hasAlpha);
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static SharedSurface_ANGLEShareHandle* Cast(SharedSurface* surf) {
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MOZ_ASSERT(surf->mType == SharedSurfaceType::EGLSurfaceANGLE);
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return (SharedSurface_ANGLEShareHandle*)surf;
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}
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protected:
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GLLibraryEGL* const mEGL;
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const EGLContext mContext;
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const EGLSurface mPBuffer;
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const HANDLE mShareHandle;
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SharedSurface_ANGLEShareHandle(GLContext* gl,
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GLLibraryEGL* egl,
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const gfx::IntSize& size,
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bool hasAlpha,
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EGLContext context,
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EGLSurface pbuffer,
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HANDLE shareHandle)
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: SharedSurface(SharedSurfaceType::EGLSurfaceANGLE,
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AttachmentType::Screen,
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gl,
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size,
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hasAlpha)
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, mEGL(egl)
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, mContext(context)
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, mPBuffer(pbuffer)
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, mShareHandle(shareHandle)
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{}
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EGLDisplay Display();
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public:
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virtual ~SharedSurface_ANGLEShareHandle();
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virtual void LockProdImpl() MOZ_OVERRIDE;
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virtual void UnlockProdImpl() MOZ_OVERRIDE;
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virtual void Fence() MOZ_OVERRIDE;
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virtual bool WaitSync() MOZ_OVERRIDE { return true; } // Fence is glFinish.
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virtual bool PollSync() MOZ_OVERRIDE { return true; }
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// Implementation-specific functions below:
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HANDLE GetShareHandle() {
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return mShareHandle;
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}
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};
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class SurfaceFactory_ANGLEShareHandle
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: public SurfaceFactory
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{
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protected:
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GLContext* const mProdGL;
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GLLibraryEGL* const mEGL;
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EGLContext mContext;
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EGLConfig mConfig;
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public:
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static UniquePtr<SurfaceFactory_ANGLEShareHandle> Create(GLContext* gl,
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const SurfaceCaps& caps);
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protected:
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SurfaceFactory_ANGLEShareHandle(GLContext* gl,
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GLLibraryEGL* egl,
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const SurfaceCaps& caps);
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virtual UniquePtr<SharedSurface> CreateShared(const gfx::IntSize& size) MOZ_OVERRIDE {
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bool hasAlpha = mReadCaps.alpha;
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return SharedSurface_ANGLEShareHandle::Create(mProdGL,
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mContext, mConfig,
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size, hasAlpha);
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}
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};
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} /* namespace gfx */
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} /* namespace mozilla */
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#endif /* SHARED_SURFACE_ANGLE_H_ */
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