gecko/gfx/layers/ipc/ShadowLayerUtilsMac.cpp
Andreas Gal ext:(%2C%20Matt%20Woodrow%20%3Cmwoodrow%40mozilla.com%3E) 6f60b8b146 Bug 888562 - Recycle MemoryImage surfaces when possible. r=mattwoodrow,jrmuizel
2013-07-09 17:52:31 -04:00

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3.0 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* vim: sw=2 ts=8 et :
*/
/* 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/. */
#include "mozilla/layers/PLayerTransaction.h"
#include "mozilla/layers/ShadowLayers.h"
#include "mozilla/layers/LayerManagerComposite.h"
#include "mozilla/layers/CompositorTypes.h"
#include "gfxPlatform.h"
#include "gfxSharedQuartzSurface.h"
using namespace mozilla::gl;
namespace mozilla {
namespace layers {
bool
ISurfaceAllocator::PlatformAllocSurfaceDescriptor(const gfxIntSize& aSize,
gfxASurface::gfxContentType aContent,
uint32_t aCaps,
SurfaceDescriptor* aBuffer)
{
return false;
}
/*static*/ already_AddRefed<gfxASurface>
ShadowLayerForwarder::PlatformOpenDescriptor(OpenMode aMode,
const SurfaceDescriptor& aSurface)
{
if (aSurface.type() == SurfaceDescriptor::TShmem) {
return gfxSharedQuartzSurface::Open(aSurface.get_Shmem());
} else if (aSurface.type() == SurfaceDescriptor::TMemoryImage) {
const MemoryImage& image = aSurface.get_MemoryImage();
gfxASurface::gfxImageFormat format
= static_cast<gfxASurface::gfxImageFormat>(image.format());
nsRefPtr<gfxASurface> surf =
new gfxQuartzSurface(GetMemoryImageData(image),
image.size(),
image.stride(),
format);
return surf.forget();
}
return nullptr;
}
/*static*/ bool
ShadowLayerForwarder::PlatformCloseDescriptor(const SurfaceDescriptor& aDescriptor)
{
return false;
}
/*static*/ bool
ShadowLayerForwarder::PlatformGetDescriptorSurfaceContentType(
const SurfaceDescriptor& aDescriptor, OpenMode aMode,
gfxContentType* aContent,
gfxASurface** aSurface)
{
return false;
}
/*static*/ bool
ShadowLayerForwarder::PlatformGetDescriptorSurfaceSize(
const SurfaceDescriptor& aDescriptor, OpenMode aMode,
gfxIntSize* aSize,
gfxASurface** aSurface)
{
return false;
}
bool
ShadowLayerForwarder::PlatformDestroySharedSurface(SurfaceDescriptor* aSurface)
{
return false;
}
/*static*/ void
ShadowLayerForwarder::PlatformSyncBeforeUpdate()
{
}
/*static*/ void
LayerManagerComposite::PlatformSyncBeforeReplyUpdate()
{
}
bool
ISurfaceAllocator::PlatformDestroySharedSurface(SurfaceDescriptor*)
{
return false;
}
/*static*/ already_AddRefed<TextureImage>
LayerManagerComposite::OpenDescriptorForDirectTexturing(GLContext*,
const SurfaceDescriptor&,
GLenum)
{
return nullptr;
}
/*static*/ bool
LayerManagerComposite::SupportsDirectTexturing()
{
return false;
}
} // namespace layers
} // namespace mozilla