gecko-dev/gfx/gl/SharedSurfaceANGLE.h
Jeff Gilbert a824ab4d81 Bug 1656034 - Support multiple EglDisplays per GLLibraryEGL. r=lsalzman,sotaro,stransky
Have webrender use its own EGLDisplay, letting WebGL use a different
one.

Differential Revision: https://phabricator.services.mozilla.com/D85496
2020-08-07 07:14:46 +00:00

70 lines
2.0 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 <memory>
#include "SharedSurface.h"
struct IDXGIKeyedMutex;
struct ID3D11Texture2D;
namespace mozilla {
namespace gl {
class GLContext;
class EglDisplay;
class SharedSurface_ANGLEShareHandle final : public SharedSurface {
public:
const std::weak_ptr<EglDisplay> mEGL;
const EGLSurface mPBuffer;
const HANDLE mShareHandle;
const RefPtr<IDXGIKeyedMutex> mKeyedMutex;
static UniquePtr<SharedSurface_ANGLEShareHandle> Create(
const SharedSurfaceDesc&);
private:
SharedSurface_ANGLEShareHandle(const SharedSurfaceDesc&,
const std::weak_ptr<EglDisplay>& egl,
EGLSurface pbuffer, HANDLE shareHandle,
const RefPtr<IDXGIKeyedMutex>& keyedMutex);
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;
Maybe<layers::SurfaceDescriptor> ToSurfaceDescriptor() override;
};
class SurfaceFactory_ANGLEShareHandle final : public SurfaceFactory {
public:
static UniquePtr<SurfaceFactory_ANGLEShareHandle> Create(GLContext& gl);
private:
explicit SurfaceFactory_ANGLEShareHandle(const PartialSharedSurfaceDesc& desc)
: SurfaceFactory(desc) {}
virtual UniquePtr<SharedSurface> CreateSharedImpl(
const SharedSurfaceDesc& desc) override {
return SharedSurface_ANGLEShareHandle::Create(desc);
}
};
} // namespace gl
} /* namespace mozilla */
#endif /* SHARED_SURFACE_ANGLE_H_ */