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Use WGPU_MIP_LEVEL_COUNT_UNDEFINED instead of 0 

The follow up CL will remove 0.

Bug: dawn:1026
Change-Id: Ida62f8d8b0dd8f9722e40f3f95366d3db0c7ab52
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/64164
Reviewed-by: Austin Eng <enga@chromium.org>
Commit-Queue: Jie A Chen <jie.a.chen@intel.com>
This commit is contained in:
jchen10 2021-09-15 06:27:25 +00:00 committed by Dawn LUCI CQ
parent 857d4e62e3
commit 4935c14eec
5 changed files with 13 additions and 6 deletions
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2
dawn.json
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@ -2086,7 +2086,7 @@
{"name": "format", "type": "texture format", "default": "undefined"},
{"name": "dimension", "type": "texture view dimension", "default": "undefined"},
{"name": "base mip level", "type": "uint32_t", "default": "0"},
{"name": "mip level count", "type": "uint32_t", "default": "0"},
{"name": "mip level count", "type": "uint32_t", "default": "WGPU_MIP_LEVEL_COUNT_UNDEFINED"},
{"name": "base array layer", "type": "uint32_t", "default": "0"},
{"name": "array layer count", "type": "uint32_t", "default": "WGPU_ARRAY_LAYER_COUNT_UNDEFINED"},
{"name": "aspect", "type": "texture aspect", "default": "all"}

1
generator/templates/webgpu.h
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@ -80,6 +80,7 @@
#define WGPU_LIMIT_U32_UNDEFINED (0xffffffffUL)
#define WGPU_LIMIT_U64_UNDEFINED (0xffffffffffffffffULL)
#define WGPU_ARRAY_LAYER_COUNT_UNDEFINED (0xffffffffUL)
#define WGPU_MIP_LEVEL_COUNT_UNDEFINED (0xffffffffUL)
typedef uint32_t WGPUFlags;

1
generator/templates/webgpu_cpp.h
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@ -26,6 +26,7 @@ namespace wgpu {
static constexpr uint32_t kLimitU32Undefined = WGPU_LIMIT_U32_UNDEFINED;
static constexpr uint64_t kLimitU64Undefined = WGPU_LIMIT_U64_UNDEFINED;
static constexpr uint32_t kArrayLayerCountUndefined = WGPU_ARRAY_LAYER_COUNT_UNDEFINED;
static constexpr uint32_t kMipLevelCountUndefined = WGPU_MIP_LEVEL_COUNT_UNDEFINED;
{% for type in by_category["enum"] %}
enum class {{as_cppType(type.name)}} : uint32_t {

5
src/dawn_native/Texture.cpp
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@ -417,7 +417,10 @@ namespace dawn_native {
break;
}
}
if (desc.mipLevelCount == 0) {
// TODO(jie.a.chen@intel.com): Remove 'desc.mipLevelCount == 0' once the WebGPU change is
// landed.
if (desc.mipLevelCount == 0 || desc.mipLevelCount == wgpu::kMipLevelCountUndefined) {
desc.mipLevelCount = texture->GetNumMipLevels() - desc.baseMipLevel;
}
return desc;

10
src/tests/unittests/validation/TextureViewValidationTests.cpp
View File

@ -109,10 +109,11 @@ namespace {
ASSERT_DEVICE_ERROR(texture.CreateView(&descriptor));
}
// baseMipLevel == k && mipLevelCount == 0 means to use levels k..end.
// baseMipLevel == k && mipLevelCount == WGPU_MIP_LEVEL_COUNT_UNDEFINED means to use levels
// k..end.
{
wgpu::TextureViewDescriptor descriptor = base2DTextureViewDescriptor;
descriptor.mipLevelCount = 0;
descriptor.mipLevelCount = WGPU_MIP_LEVEL_COUNT_UNDEFINED;
descriptor.baseMipLevel = 0;
texture.CreateView(&descriptor);
@ -255,10 +256,11 @@ namespace {
}
}
// baseMipLevel == k && mipLevelCount == 0 means to use levels k..end.
// baseMipLevel == k && mipLevelCount == WGPU_MIP_LEVEL_COUNT_UNDEFINED means to use levels
// k..end.
{
wgpu::TextureViewDescriptor descriptor = base3DTextureViewDescriptor;
descriptor.mipLevelCount = 0;
descriptor.mipLevelCount = WGPU_MIP_LEVEL_COUNT_UNDEFINED;
descriptor.baseMipLevel = 0;
texture.CreateView(&descriptor);