зеркало из https://github.com/mozilla/gecko-dev.git
Bug 1677211 - Add Read access flags to D3D11 staging textures to avoid slow accesses when reading our intermediate results. r=jrmuizel
Differential Revision: https://phabricator.services.mozilla.com/D97106
This commit is contained in:
Родитель
6fa12333a5
Коммит
7edd8e0527
|
@ -225,8 +225,9 @@ bool RenderCompositorD3D11SWGL::MapTile(wr::NativeTileId aId,
|
|||
mCompositor->GetDevice()->GetImmediateContext(getter_AddRefs(context));
|
||||
|
||||
D3D11_MAPPED_SUBRESOURCE mappedSubresource;
|
||||
DebugOnly<HRESULT> hr = context->Map(mCurrentTile.mStagingTexture, 0,
|
||||
D3D11_MAP_WRITE, 0, &mappedSubresource);
|
||||
DebugOnly<HRESULT> hr =
|
||||
context->Map(mCurrentTile.mStagingTexture, 0, D3D11_MAP_READ_WRITE, 0,
|
||||
&mappedSubresource);
|
||||
MOZ_ASSERT(SUCCEEDED(hr));
|
||||
|
||||
// aData is expected to contain a pointer to the first pixel within the valid
|
||||
|
@ -309,7 +310,7 @@ void RenderCompositorD3D11SWGL::CreateTile(wr::NativeSurfaceId aId, int32_t aX,
|
|||
// add an extra row instead.
|
||||
desc.Height += 1;
|
||||
|
||||
desc.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE;
|
||||
desc.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE | D3D11_CPU_ACCESS_READ;
|
||||
desc.Usage = D3D11_USAGE_STAGING;
|
||||
desc.BindFlags = 0;
|
||||
|
||||
|
|
Загрузка…
Ссылка в новой задаче