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Clarify offset alignment requirement for subresource #2144

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Merged
stevewhims merged 1 commit into from
Dec 3, 2025
Merged

Clarify offset alignment requirement for subresource #2144

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6 changes: 4 additions & 2 deletions sdk-api-src/content/d3d12/ns-d3d12-d3d12_placed_subresource_footprint.md
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Expand Up @@ -57,7 +57,9 @@ Describes the footprint of a placed subresource, including the offset and the D3
### -field Offset

The offset of the subresource within the parent resource, in bytes.
The offset between the start of the parent resource and this subresource.
The offset between the start of the parent resource and this subresource.

This value must be aligned to D3D12_TEXTURE_DATA_PLACEMENT_ALIGNMENT (512) unless <a href="/windows/win32/api/d3d12/ns-d3d12-d3d12_feature_data_d3d12_options13">D3D12_FEATURE_DATA_D3D12_OPTIONS13::UnrestrictedBufferTextureCopyPitchSupported</a> is TRUE.

### -field Footprint

Expand All @@ -78,4 +80,4 @@ When copying textures, use this structure along with <a href="/windows/desktop/a

## -see-also

<a href="/windows/desktop/direct3d12/direct3d-12-structures">Core Structures</a>
<a href="/windows/desktop/direct3d12/direct3d-12-structures">Core Structures</a>