SPIRV-Cross/reference/shaders-msl/desktop-only/tesc/struct-copy.desktop.sso.tesc

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#include <metal_stdlib>
#include <simd/simd.h>
using namespace metal;
struct Boo
{
float3 a;
float3 b;
};
struct main0_out
{
Boo vVertex;
};
struct main0_in
{
float3 Boo_a [[attribute(0)]];
float3 Boo_b [[attribute(1)]];
};
kernel void main0(main0_in in [[stage_in]], uint gl_InvocationID [[thread_index_in_threadgroup]], uint gl_PrimitiveID [[threadgroup_position_in_grid]], device main0_out* spvOut [[buffer(28)]], constant uint* spvIndirectParams [[buffer(29)]], device MTLQuadTessellationFactorsHalf* spvTessLevel [[buffer(26)]], threadgroup main0_in* gl_in [[threadgroup(0)]])
{
device main0_out* gl_out = &spvOut[gl_PrimitiveID * 4];
if (gl_InvocationID < spvIndirectParams[0])
gl_in[gl_InvocationID] = in;
threadgroup_barrier(mem_flags::mem_threadgroup);
if (gl_InvocationID >= 4)
return;
Boo _25 = Boo{ gl_in[gl_InvocationID].Boo_a, gl_in[gl_InvocationID].Boo_b };
gl_out[gl_InvocationID].vVertex = _25;
spvTessLevel[gl_PrimitiveID].edgeTessellationFactor[0] = half(1.0);
spvTessLevel[gl_PrimitiveID].edgeTessellationFactor[1] = half(2.0);
spvTessLevel[gl_PrimitiveID].edgeTessellationFactor[2] = half(3.0);
spvTessLevel[gl_PrimitiveID].edgeTessellationFactor[3] = half(4.0);
spvTessLevel[gl_PrimitiveID].insideTessellationFactor[0] = half(1.0);
spvTessLevel[gl_PrimitiveID].insideTessellationFactor[1] = half(2.0);
}