mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-13 23:17:57 +00:00
99 lines
2.9 KiB
C++
99 lines
2.9 KiB
C++
/* -*- Mode: c++; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40; -*- */
|
|
/* 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_GRALLOC_H_
|
|
#define SHARED_SURFACE_GRALLOC_H_
|
|
|
|
#include "SharedSurfaceGL.h"
|
|
#include "mozilla/layers/LayersSurfaces.h"
|
|
|
|
namespace mozilla {
|
|
namespace layers {
|
|
class ISurfaceAllocator;
|
|
class GrallocTextureClientOGL;
|
|
}
|
|
|
|
namespace gl {
|
|
class GLContext;
|
|
class GLLibraryEGL;
|
|
|
|
class SharedSurface_Gralloc
|
|
: public SharedSurface_GL
|
|
{
|
|
public:
|
|
static SharedSurface_Gralloc* Create(GLContext* prodGL,
|
|
const GLFormats& formats,
|
|
const gfx::IntSize& size,
|
|
bool hasAlpha,
|
|
layers::ISurfaceAllocator* allocator);
|
|
|
|
static SharedSurface_Gralloc* Cast(SharedSurface* surf) {
|
|
MOZ_ASSERT(surf->Type() == SharedSurfaceType::Gralloc);
|
|
|
|
return (SharedSurface_Gralloc*)surf;
|
|
}
|
|
|
|
protected:
|
|
GLLibraryEGL* const mEGL;
|
|
EGLSync mSync;
|
|
RefPtr<layers::ISurfaceAllocator> mAllocator;
|
|
RefPtr<layers::GrallocTextureClientOGL> mTextureClient;
|
|
const GLuint mProdTex;
|
|
|
|
SharedSurface_Gralloc(GLContext* prodGL,
|
|
const gfx::IntSize& size,
|
|
bool hasAlpha,
|
|
GLLibraryEGL* egl,
|
|
layers::ISurfaceAllocator* allocator,
|
|
layers::GrallocTextureClientOGL* textureClient,
|
|
GLuint prodTex);
|
|
|
|
static bool HasExtensions(GLLibraryEGL* egl, GLContext* gl);
|
|
|
|
public:
|
|
virtual ~SharedSurface_Gralloc();
|
|
|
|
virtual void Fence() MOZ_OVERRIDE;
|
|
virtual bool WaitSync() MOZ_OVERRIDE;
|
|
|
|
virtual void WaitForBufferOwnership() MOZ_OVERRIDE;
|
|
|
|
virtual void LockProdImpl() MOZ_OVERRIDE {}
|
|
virtual void UnlockProdImpl() MOZ_OVERRIDE {}
|
|
|
|
virtual GLuint ProdTexture() MOZ_OVERRIDE {
|
|
return mProdTex;
|
|
}
|
|
|
|
layers::GrallocTextureClientOGL* GetTextureClient() {
|
|
return mTextureClient;
|
|
}
|
|
};
|
|
|
|
class SurfaceFactory_Gralloc
|
|
: public SurfaceFactory_GL
|
|
{
|
|
protected:
|
|
RefPtr<layers::ISurfaceAllocator> mAllocator;
|
|
|
|
public:
|
|
SurfaceFactory_Gralloc(GLContext* prodGL,
|
|
const SurfaceCaps& caps,
|
|
layers::ISurfaceAllocator* allocator = nullptr);
|
|
|
|
virtual SharedSurface* CreateShared(const gfx::IntSize& size) MOZ_OVERRIDE {
|
|
bool hasAlpha = mReadCaps.alpha;
|
|
if (!mAllocator) {
|
|
return nullptr;
|
|
}
|
|
return SharedSurface_Gralloc::Create(mGL, mFormats, size, hasAlpha, mAllocator);
|
|
}
|
|
};
|
|
|
|
} /* namespace gl */
|
|
} /* namespace mozilla */
|
|
|
|
#endif /* SHARED_SURFACE_GRALLOC_H_ */
|