Set index type to NONE in get_acceleration_structure_build_sizes (#…

…6802)
gfx-rs · Dec 23, 2024 · 7b5a348 · 7b5a348
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -193,6 +193,7 @@ By @ErichDonGubler in [#6456](https://github.com/gfx-rs/wgpu/pull/6456), [#6148]
 - Reject destroyed buffers in query set resolution. By @ErichDonGubler in [#6579](https://github.com/gfx-rs/wgpu/pull/6579).
 - Fix panic when dropping `Device` on some environments. By @Dinnerbone in [#6681](https://github.com/gfx-rs/wgpu/pull/6681).
 - Reduced the overhead of command buffer validation. By @nical in [#6721](https://github.com/gfx-rs/wgpu/pull/6721).
+- Set index type to NONE in `get_acceleration_structure_build_sizes`. By @Vecvec in [#6802](https://github.com/gfx-rs/wgpu/pull/6802).
 
 #### Naga
 

diff --git a/wgpu-hal/src/vulkan/device.rs b/wgpu-hal/src/vulkan/device.rs
@@ -2347,6 +2347,7 @@ impl crate::Device for super::Device {
                 for triangles in in_geometries {
                     let mut triangle_data =
                         vk::AccelerationStructureGeometryTrianglesDataKHR::default()
+                            .index_type(vk::IndexType::NONE_KHR)
                             .vertex_format(conv::map_vertex_format(triangles.vertex_format))
                             .max_vertex(triangles.vertex_count)
                             .vertex_stride(triangles.vertex_stride);