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std: fix ray query initialization and proceed result (#740)

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Markus Siglreithmaier 2021-08-31 10:09:05 +02:00 committed by GitHub
parent b0676cba61
commit f0560824fe
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1 changed files with 3 additions and 2 deletions
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5
crates/spirv-std/src/ray_tracing.rs
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@ -219,11 +219,12 @@ impl RayQuery {
ray_tmax: f32,
) {
asm! {
"%acceleration_structure = OpLoad _ {acceleration_structure}",
"%origin = OpLoad _ {ray_origin}",
"%direction = OpLoad _ {ray_direction}",
"OpRayQueryInitializeKHR \
{ray_query} \
{acceleration_structure} \
%acceleration_structure \
{ray_flags} \
{cull_mask} \
%origin \
@ -256,7 +257,7 @@ impl RayQuery {
"%u32_0 = OpConstant %u32 0",
"%u32_1 = OpConstant %u32 1",
"%result = OpRayQueryProceedKHR %bool {ray_query}",
"{result} = OpSelect %u32 %result %u32_0 %u32_1",
"{result} = OpSelect %u32 %result %u32_1 %u32_0",
ray_query = in(reg) self,
result = out(reg) result,
}