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e548db90f6
This removes a lot of awkward logic from the MSL writer, and means that we now handle all module-scope variables with the same transform. Change-Id: I782e36a4b88dafbc3f8364f7caa7f95c6ae3f5f1 Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/67643 Kokoro: Kokoro <noreply+kokoro@google.com> Reviewed-by: Ben Clayton <bclayton@google.com>
35 lines
832 B
Plaintext
35 lines
832 B
Plaintext
#include <metal_stdlib>
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using namespace metal;
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template<typename T, int N, int M>
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inline auto operator*(matrix<T, N, M> lhs, packed_vec<T, N> rhs) {
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return lhs * vec<T, N>(rhs);
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}
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template<typename T, int N, int M>
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inline auto operator*(packed_vec<T, M> lhs, matrix<T, N, M> rhs) {
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return vec<T, M>(lhs) * rhs;
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}
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struct S {
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/* 0x0000 */ packed_float3 v;
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/* 0x000c */ uint i;
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};
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float3 Bad(uint index, float3 rd) {
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float3 normal = float3(0.0f);
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normal[index] = -(sign(rd[index]));
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return normalize(normal);
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}
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void tint_symbol_inner(uint idx, device S* const tint_symbol_1) {
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(*(tint_symbol_1)).v = Bad((*(tint_symbol_1)).i, (*(tint_symbol_1)).v);
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}
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kernel void tint_symbol(device S* tint_symbol_2 [[buffer(0)]], uint idx [[thread_index_in_threadgroup]]) {
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tint_symbol_inner(idx, tint_symbol_2);
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return;
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}
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