Files
tubestation/gfx/webrender_bindings/RenderSharedSurfaceTextureHostSWGL.cpp

54 lines
1.8 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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 "RenderSharedSurfaceTextureHostSWGL.h"
#include "mozilla/layers/SourceSurfaceSharedData.h"
namespace mozilla {
namespace wr {
RenderSharedSurfaceTextureHostSWGL::RenderSharedSurfaceTextureHostSWGL(
gfx::SourceSurfaceSharedDataWrapper* aSurface)
: mSurface(aSurface) {
MOZ_COUNT_CTOR_INHERITED(RenderSharedSurfaceTextureHostSWGL,
RenderTextureHostSWGL);
MOZ_ASSERT(aSurface);
}
RenderSharedSurfaceTextureHostSWGL::~RenderSharedSurfaceTextureHostSWGL() {
MOZ_COUNT_DTOR_INHERITED(RenderSharedSurfaceTextureHostSWGL,
RenderTextureHostSWGL);
}
size_t RenderSharedSurfaceTextureHostSWGL::GetPlaneCount() const { return 1; }
gfx::SurfaceFormat RenderSharedSurfaceTextureHostSWGL::GetFormat() const {
return mSurface->GetFormat();
}
gfx::ColorDepth RenderSharedSurfaceTextureHostSWGL::GetColorDepth() const {
return gfx::ColorDepth::COLOR_8;
}
bool RenderSharedSurfaceTextureHostSWGL::MapPlane(RenderCompositor* aCompositor,
uint8_t aChannelIndex,
PlaneInfo& aPlaneInfo) {
if (NS_WARN_IF(
!mSurface->Map(gfx::DataSourceSurface::MapType::READ, &mMap))) {
return false;
}
aPlaneInfo.mData = mMap.mData;
aPlaneInfo.mStride = mMap.mStride;
aPlaneInfo.mSize = mSurface->GetSize();
return true;
}
void RenderSharedSurfaceTextureHostSWGL::UnmapPlanes() { mSurface->Unmap(); }
} // namespace wr
} // namespace mozilla