Allow using DepthOnly aspect on the depth-only formats in T2T copies

This patch allows the use of DepthOnly as the parameter 'aspect' in the
command CopyTextureToTexture() on the depth-only formats (Depth24Plus
and Depth32Float) to match the latest WebGPU SPEC.

BUG=dawn:439
TEST=dawn_unittests

Change-Id: I73c4055bb0a90bed2b5751ce9dff5b319787efca
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/38340
Commit-Queue: Jiawei Shao <jiawei.shao@intel.com>
Reviewed-by: Austin Eng <enga@chromium.org>
This commit is contained in:
Jiawei Shao 2021-01-22 01:36:43 +00:00 committed by Commit Bot service account
parent 45ce1fda88
commit db383498c5
2 changed files with 36 additions and 3 deletions

View File

@ -701,10 +701,15 @@ namespace dawn_native {
return DAWN_VALIDATION_ERROR("Source and destination texture formats must match.");
}
if (src.aspect != wgpu::TextureAspect::All || dst.aspect != wgpu::TextureAspect::All) {
// Metal cannot select a single aspect for texture-to-texture copies
// Metal cannot select a single aspect for texture-to-texture copies.
const Format& format = src.texture->GetFormat();
if (SelectFormatAspects(format, src.aspect) != format.aspects) {
return DAWN_VALIDATION_ERROR(
"Texture aspect must be \"all\" for texture to texture copies");
"Source aspect doesn't select all the aspects of the source format.");
}
if (SelectFormatAspects(format, dst.aspect) != format.aspects) {
return DAWN_VALIDATION_ERROR(
"Destination aspect doesn't select all the aspects of the destination format.");
}
if (src.texture == dst.texture && src.mipLevel == dst.mipLevel) {

View File

@ -1664,6 +1664,34 @@ TEST_F(CopyCommandTest_T2T, 2DTextureDepthStencil) {
{16, 16, 1}, wgpu::TextureAspect::StencilOnly);
}
TEST_F(CopyCommandTest_T2T, 2DTextureDepthOnly) {
constexpr std::array<wgpu::TextureFormat, 2> kDepthOnlyFormats = {
wgpu::TextureFormat::Depth24Plus, wgpu::TextureFormat::Depth32Float};
for (wgpu::TextureFormat format : kDepthOnlyFormats) {
wgpu::Texture source = Create2DTexture(16, 16, 1, 1, format, wgpu::TextureUsage::CopySrc);
wgpu::Texture destination =
Create2DTexture(16, 16, 1, 1, format, wgpu::TextureUsage::CopyDst);
// Success when entire subresource is copied
TestT2TCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, 0, {0, 0, 0},
{16, 16, 1});
// Failure when depth subresource is partially copied
TestT2TCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 0, {0, 0, 0},
{15, 15, 1});
// Success when selecting the depth aspect (not all)
TestT2TCopy(utils::Expectation::Success, source, 0, {0, 0, 0}, destination, 0, {0, 0, 0},
{16, 16, 1}, wgpu::TextureAspect::DepthOnly);
// Failure when selecting the stencil aspect (not all)
TestT2TCopy(utils::Expectation::Failure, source, 0, {0, 0, 0}, destination, 0, {0, 0, 0},
{16, 16, 1}, wgpu::TextureAspect::StencilOnly);
}
}
TEST_F(CopyCommandTest_T2T, 2DTextureArrayDepthStencil) {
{
wgpu::Texture source = Create2DTexture(