139 lines
4.7 KiB
GLSL
139 lines
4.7 KiB
GLSL
#pragma clang diagnostic ignored "-Wmissing-prototypes"
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#pragma clang diagnostic ignored "-Wmissing-braces"
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#pragma clang diagnostic ignored "-Wunused-variable"
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#include <metal_stdlib>
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#include <simd/simd.h>
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#include <metal_atomic>
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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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using namespace metal;
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struct type_StructuredBuffer_v4float
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{
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unsafe_array<float4,1> _m0;
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};
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struct type_Globals
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{
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uint2 ShadowTileListGroupSize;
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};
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constant float3 _70 = {};
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struct main0_out
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{
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float4 out_var_SV_Target0 [[color(0)]];
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};
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struct main0_in
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{
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uint in_var_TEXCOORD0 [[user(locn0)]];
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};
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// Returns buffer coords clamped to storage buffer size
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#define spvStorageBufferCoords(idx, sizes, type, coord) metal::min((coord), (sizes[(idx)*2] / sizeof(type)) - 1)
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fragment main0_out main0(main0_in in [[stage_in]], const device type_StructuredBuffer_v4float& CulledObjectBoxBounds [[buffer(0)]], constant type_Globals& _Globals [[buffer(1)]], texture2d<uint> RWShadowTileNumCulledObjects [[texture(0)]], device atomic_uint* RWShadowTileNumCulledObjects_atomic [[buffer(2)]], float4 gl_FragCoord [[position]])
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{
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main0_out out = {};
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uint2 _77 = uint2(gl_FragCoord.xy);
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uint _78 = _77.y;
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uint _83 = _77.x;
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float2 _91 = float2(float(_83), float((_Globals.ShadowTileListGroupSize.y - 1u) - _78));
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float2 _93 = float2(_Globals.ShadowTileListGroupSize);
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float2 _96 = ((_91 / _93) * float2(2.0)) - float2(1.0);
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float2 _100 = (((_91 + float2(1.0)) / _93) * float2(2.0)) - float2(1.0);
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float3 _102 = float3(_100.x, _100.y, _70.z);
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_102.z = 1.0;
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uint _103 = in.in_var_TEXCOORD0 * 5u;
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uint _107 = _103 + 1u;
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if (all(CulledObjectBoxBounds._m0[_107].xy > _96.xy) && all(CulledObjectBoxBounds._m0[_103].xyz < _102))
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{
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float _122 = _96.x;
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float _123 = _96.y;
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unsafe_array<float3,8> _73;
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_73[0] = float3(_122, _123, -1000.0);
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float _126 = _100.x;
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_73[1] = float3(_126, _123, -1000.0);
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float _129 = _100.y;
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_73[2] = float3(_122, _129, -1000.0);
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_73[3] = float3(_126, _129, -1000.0);
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_73[4] = float3(_122, _123, 1.0);
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_73[5] = float3(_126, _123, 1.0);
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_73[6] = float3(_122, _129, 1.0);
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_73[7] = float3(_126, _129, 1.0);
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float3 _155;
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float3 _158;
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_155 = float3(-500000.0);
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_158 = float3(500000.0);
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for (int _160 = 0; _160 < 8; )
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{
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float3 _166 = _73[_160] - (float3(0.5) * (CulledObjectBoxBounds._m0[_103].xyz + CulledObjectBoxBounds._m0[_107].xyz));
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float3 _170 = float3(dot(_166, CulledObjectBoxBounds._m0[_103 + 2u].xyz), dot(_166, CulledObjectBoxBounds._m0[_103 + 3u].xyz), dot(_166, CulledObjectBoxBounds._m0[_103 + 4u].xyz));
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_155 = fast::max(_155, _170);
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_158 = fast::min(_158, _170);
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_160++;
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continue;
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}
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if (all(_158 < float3(1.0)) && all(_155 > float3(-1.0)))
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{
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uint _179 = atomic_fetch_add_explicit((device atomic_uint*)&RWShadowTileNumCulledObjects_atomic[(_78 * _Globals.ShadowTileListGroupSize.x) + _83], 1u, memory_order_relaxed);
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}
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}
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out.out_var_SV_Target0 = float4(0.0);
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return out;
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}
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