зеркало из https://github.com/mozilla/gecko-dev.git
97 строки
2.8 KiB
C++
97 строки
2.8 KiB
C++
/* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 4; -*- */
|
|
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
#ifndef SHARED_SURFACE_ANGLE_H_
|
|
#define SHARED_SURFACE_ANGLE_H_
|
|
|
|
#include <windows.h>
|
|
#include "SharedSurface.h"
|
|
|
|
struct IDXGIKeyedMutex;
|
|
struct ID3D11Texture2D;
|
|
|
|
namespace mozilla {
|
|
namespace gl {
|
|
|
|
class GLContext;
|
|
class GLLibraryEGL;
|
|
|
|
class SharedSurface_ANGLEShareHandle : public SharedSurface {
|
|
public:
|
|
static UniquePtr<SharedSurface_ANGLEShareHandle> Create(
|
|
GLContext* gl, EGLConfig config, const gfx::IntSize& size, bool hasAlpha);
|
|
|
|
static SharedSurface_ANGLEShareHandle* Cast(SharedSurface* surf) {
|
|
MOZ_ASSERT(surf->mType == SharedSurfaceType::EGLSurfaceANGLE);
|
|
|
|
return (SharedSurface_ANGLEShareHandle*)surf;
|
|
}
|
|
|
|
protected:
|
|
GLLibraryEGL* const mEGL;
|
|
const EGLSurface mPBuffer;
|
|
|
|
public:
|
|
const HANDLE mShareHandle;
|
|
|
|
protected:
|
|
RefPtr<IDXGIKeyedMutex> mKeyedMutex;
|
|
|
|
SharedSurface_ANGLEShareHandle(GLContext* gl, GLLibraryEGL* egl,
|
|
const gfx::IntSize& size, bool hasAlpha,
|
|
EGLSurface pbuffer, HANDLE shareHandle,
|
|
const RefPtr<IDXGIKeyedMutex>& keyedMutex);
|
|
|
|
EGLDisplay Display();
|
|
|
|
public:
|
|
virtual ~SharedSurface_ANGLEShareHandle();
|
|
|
|
virtual void LockProdImpl() override;
|
|
virtual void UnlockProdImpl() override;
|
|
|
|
virtual void ProducerAcquireImpl() override;
|
|
virtual void ProducerReleaseImpl() override;
|
|
virtual void ProducerReadAcquireImpl() override;
|
|
virtual void ProducerReadReleaseImpl() override;
|
|
|
|
virtual bool ToSurfaceDescriptor(
|
|
layers::SurfaceDescriptor* const out_descriptor) override;
|
|
|
|
virtual bool ReadbackBySharedHandle(
|
|
gfx::DataSourceSurface* out_surface) override;
|
|
};
|
|
|
|
class SurfaceFactory_ANGLEShareHandle : public SurfaceFactory {
|
|
protected:
|
|
GLContext* const mProdGL;
|
|
GLLibraryEGL* const mEGL;
|
|
const EGLConfig mConfig;
|
|
|
|
public:
|
|
static UniquePtr<SurfaceFactory_ANGLEShareHandle> Create(
|
|
GLContext* gl, const SurfaceCaps& caps,
|
|
const RefPtr<layers::LayersIPCChannel>& allocator,
|
|
const layers::TextureFlags& flags);
|
|
|
|
protected:
|
|
SurfaceFactory_ANGLEShareHandle(
|
|
GLContext* gl, const SurfaceCaps& caps,
|
|
const RefPtr<layers::LayersIPCChannel>& allocator,
|
|
const layers::TextureFlags& flags, GLLibraryEGL* egl, EGLConfig config);
|
|
|
|
virtual UniquePtr<SharedSurface> CreateShared(
|
|
const gfx::IntSize& size) override {
|
|
bool hasAlpha = mReadCaps.alpha;
|
|
return SharedSurface_ANGLEShareHandle::Create(mProdGL, mConfig, size,
|
|
hasAlpha);
|
|
}
|
|
};
|
|
|
|
} // namespace gl
|
|
} /* namespace mozilla */
|
|
|
|
#endif /* SHARED_SURFACE_ANGLE_H_ */
|