38 lines
1.4 KiB
GLSL
38 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 main0_out
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{
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float4 gl_Position;
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};
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static inline __attribute__((always_inline))
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void store_tess_level_in_func(device half (&gl_TessLevelInner)[2], device half (&gl_TessLevelOuter)[4])
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{
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gl_TessLevelInner[0] = half(1.0);
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gl_TessLevelInner[1] = half(2.0);
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gl_TessLevelOuter[0] = half(3.0);
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gl_TessLevelOuter[1] = half(4.0);
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gl_TessLevelOuter[2] = half(5.0);
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gl_TessLevelOuter[3] = half(6.0);
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}
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static inline __attribute__((always_inline))
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float load_tess_level_in_func(device half (&gl_TessLevelInner)[2], device half (&gl_TessLevelOuter)[4])
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{
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return float(gl_TessLevelInner[0]) + float(gl_TessLevelOuter[1]);
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}
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kernel void main0(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)]])
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{
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device main0_out* gl_out = &spvOut[gl_PrimitiveID * 1];
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store_tess_level_in_func(spvTessLevel[gl_PrimitiveID].insideTessellationFactor, spvTessLevel[gl_PrimitiveID].edgeTessellationFactor);
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float v = load_tess_level_in_func(spvTessLevel[gl_PrimitiveID].insideTessellationFactor, spvTessLevel[gl_PrimitiveID].edgeTessellationFactor);
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gl_out[gl_InvocationID].gl_Position = float4(v);
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}
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