2019-08-14 15:09:39 +00:00
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#pragma clang diagnostic ignored "-Wmissing-braces"
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#pragma clang diagnostic ignored "-Wunused-variable"
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2019-02-20 06:33:46 +00:00
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#include <metal_stdlib>
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#include <simd/simd.h>
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2019-08-14 15:09:39 +00:00
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template <typename T, size_t Num>
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struct unsafe_array
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{
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T __Elements[Num ? Num : 1];
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constexpr size_t size() const thread { return Num; }
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constexpr size_t max_size() const thread { return Num; }
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constexpr bool empty() const thread { return Num == 0; }
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constexpr size_t size() const device { return Num; }
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constexpr size_t max_size() const device { return Num; }
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constexpr bool empty() const device { return Num == 0; }
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constexpr size_t size() const constant { return Num; }
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constexpr size_t max_size() const constant { return Num; }
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constexpr bool empty() const constant { return Num == 0; }
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constexpr size_t size() const threadgroup { return Num; }
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constexpr size_t max_size() const threadgroup { return Num; }
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constexpr bool empty() const threadgroup { return Num == 0; }
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thread T &operator[](size_t pos) thread
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{
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return __Elements[pos];
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}
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constexpr const thread T &operator[](size_t pos) const thread
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{
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return __Elements[pos];
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}
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device T &operator[](size_t pos) device
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{
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return __Elements[pos];
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}
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constexpr const device T &operator[](size_t pos) const device
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{
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return __Elements[pos];
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}
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constexpr const constant T &operator[](size_t pos) const constant
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{
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return __Elements[pos];
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}
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threadgroup T &operator[](size_t pos) threadgroup
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{
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return __Elements[pos];
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}
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constexpr const threadgroup T &operator[](size_t pos) const threadgroup
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{
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return __Elements[pos];
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}
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};
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2019-02-20 06:33:46 +00:00
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using namespace metal;
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struct TessLevels
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{
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float inner0;
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float inner1;
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float outer0;
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float outer1;
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float outer2;
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float outer3;
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};
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2019-04-10 17:37:04 +00:00
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kernel void main0(const device TessLevels& sb_levels [[buffer(0)]], uint gl_InvocationID [[thread_index_in_threadgroup]], uint gl_PrimitiveID [[threadgroup_position_in_grid]], constant uint* spvIndirectParams [[buffer(29)]], device MTLTriangleTessellationFactorsHalf* spvTessLevel [[buffer(26)]])
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2019-02-20 06:33:46 +00:00
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{
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spvTessLevel[gl_PrimitiveID].insideTessellationFactor = half(sb_levels.inner0);
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spvTessLevel[gl_PrimitiveID].edgeTessellationFactor[0] = half(sb_levels.outer0);
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spvTessLevel[gl_PrimitiveID].edgeTessellationFactor[1] = half(sb_levels.outer1);
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spvTessLevel[gl_PrimitiveID].edgeTessellationFactor[2] = half(sb_levels.outer2);
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}
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