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https://github.com/mozilla/gecko-dev.git
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97 lines
2.8 KiB
C++
97 lines
2.8 KiB
C++
/* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 4; -*- */
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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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struct IDXGIKeyedMutex;
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struct ID3D11Texture2D;
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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 : public SharedSurface {
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public:
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static UniquePtr<SharedSurface_ANGLEShareHandle> Create(
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GLContext* gl, EGLConfig config, const gfx::IntSize& size, 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 EGLSurface mPBuffer;
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public:
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const HANDLE mShareHandle;
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protected:
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RefPtr<IDXGIKeyedMutex> mKeyedMutex;
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SharedSurface_ANGLEShareHandle(GLContext* gl, GLLibraryEGL* egl,
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const gfx::IntSize& size, bool hasAlpha,
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EGLSurface pbuffer, HANDLE shareHandle,
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const RefPtr<IDXGIKeyedMutex>& keyedMutex);
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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() override;
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virtual void UnlockProdImpl() override;
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virtual void ProducerAcquireImpl() override;
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virtual void ProducerReleaseImpl() override;
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virtual void ProducerReadAcquireImpl() override;
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virtual void ProducerReadReleaseImpl() override;
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virtual bool ToSurfaceDescriptor(
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layers::SurfaceDescriptor* const out_descriptor) override;
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virtual bool ReadbackBySharedHandle(
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gfx::DataSourceSurface* out_surface) override;
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};
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class SurfaceFactory_ANGLEShareHandle : public SurfaceFactory {
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protected:
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GLContext* const mProdGL;
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GLLibraryEGL* const mEGL;
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const EGLConfig mConfig;
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public:
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static UniquePtr<SurfaceFactory_ANGLEShareHandle> Create(
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GLContext* gl, const SurfaceCaps& caps,
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const RefPtr<layers::LayersIPCChannel>& allocator,
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const layers::TextureFlags& flags);
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protected:
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SurfaceFactory_ANGLEShareHandle(
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GLContext* gl, const SurfaceCaps& caps,
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const RefPtr<layers::LayersIPCChannel>& allocator,
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const layers::TextureFlags& flags, GLLibraryEGL* egl, EGLConfig config);
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virtual UniquePtr<SharedSurface> CreateShared(
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const gfx::IntSize& size) override {
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bool hasAlpha = mReadCaps.alpha;
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return SharedSurface_ANGLEShareHandle::Create(mProdGL, mConfig, size,
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hasAlpha);
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}
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};
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} // namespace gl
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} /* namespace mozilla */
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#endif /* SHARED_SURFACE_ANGLE_H_ */
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