72a2ec4c1b
* Fix '--msl-multi-patch-workgroup' cases where thread count exceeds data bounds *Fix gl_PrimitiveID off by one error when computing last valid index *Point gl_out to the last patch's data when threads exceed input data bounds *Point patchOut to the last patch's data when threads exceed input data bounds * Update MSL test expectations. * Undo change to MSL multi-patch hull output bound checks * Update MSL multi-patch test expectations.
53 lines
1.4 KiB
GLSL
53 lines
1.4 KiB
GLSL
#pragma clang diagnostic ignored "-Wmissing-prototypes"
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#include <metal_stdlib>
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#include <simd/simd.h>
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using namespace metal;
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struct P
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{
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float a;
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float b;
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};
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struct C
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{
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float a;
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float b;
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};
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struct main0_out
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{
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float C_b;
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float4 gl_Position;
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};
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struct main0_patchOut
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{
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float P_a;
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float P_b;
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};
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static inline __attribute__((always_inline))
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void write_in_function(device main0_patchOut& patchOut, threadgroup C (&c)[4], device main0_out* thread & gl_out, thread uint& gl_InvocationID)
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{
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patchOut.P_a = 1.0;
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patchOut.P_b = 2.0;
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c[gl_InvocationID].a = 3.0;
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gl_out[gl_InvocationID].C_b = 4.0;
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gl_out[gl_InvocationID].gl_Position = float4(1.0);
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}
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kernel void main0(uint3 gl_GlobalInvocationID [[thread_position_in_grid]], device main0_out* spvOut [[buffer(28)]], constant uint* spvIndirectParams [[buffer(29)]], device main0_patchOut* spvPatchOut [[buffer(27)]], device MTLQuadTessellationFactorsHalf* spvTessLevel [[buffer(26)]])
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{
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device main0_out* gl_out = &spvOut[gl_GlobalInvocationID.x - gl_GlobalInvocationID.x % 4];
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threadgroup C spvStoragec[8][4];
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threadgroup C (&c)[4] = spvStoragec[(gl_GlobalInvocationID.x / 4) % 8];
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device main0_patchOut& patchOut = spvPatchOut[gl_GlobalInvocationID.x / 4];
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uint gl_InvocationID = gl_GlobalInvocationID.x % 4;
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uint gl_PrimitiveID = min(gl_GlobalInvocationID.x / 4, spvIndirectParams[1] - 1);
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write_in_function(patchOut, c, gl_out, gl_InvocationID);
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}
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