165 lines
8.1 KiB
Plaintext
165 lines
8.1 KiB
Plaintext
#include <metal_stdlib>
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using namespace metal;
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template<typename T, int N, int M>
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inline vec<T, M> operator*(matrix<T, N, M> lhs, packed_vec<T, N> rhs) {
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return lhs * vec<T, N>(rhs);
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}
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template<typename T, int N, int M>
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inline vec<T, N> operator*(packed_vec<T, M> lhs, matrix<T, N, M> rhs) {
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return vec<T, M>(lhs) * rhs;
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}
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struct Uniforms {
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/* 0x0000 */ uint numTriangles;
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/* 0x0004 */ uint gridSize;
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/* 0x0008 */ uint pad1;
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/* 0x000c */ uint pad2;
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/* 0x0010 */ packed_float3 bbMin;
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/* 0x001c */ int8_t tint_pad[4];
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/* 0x0020 */ packed_float3 bbMax;
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/* 0x002c */ int8_t tint_pad_1[4];
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};
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struct Dbg {
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/* 0x0000 */ atomic_uint offsetCounter;
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/* 0x0004 */ uint pad0;
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/* 0x0008 */ uint pad1;
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/* 0x000c */ uint pad2;
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/* 0x0010 */ uint value0;
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/* 0x0014 */ uint value1;
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/* 0x0018 */ uint value2;
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/* 0x001c */ uint value3;
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/* 0x0020 */ float value_f32_0;
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/* 0x0024 */ float value_f32_1;
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/* 0x0028 */ float value_f32_2;
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/* 0x002c */ float value_f32_3;
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};
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struct F32s {
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/* 0x0000 */ float values[1];
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};
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struct U32s {
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/* 0x0000 */ uint values[1];
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};
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struct I32s {
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int values[1];
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};
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struct AU32s {
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/* 0x0000 */ atomic_uint values[1];
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};
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struct AI32s {
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/* 0x0000 */ atomic_int values[1];
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};
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float3 toVoxelPos(float3 position, const constant Uniforms* const tint_symbol) {
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float3 bbMin = float3((*(tint_symbol)).bbMin[0], (*(tint_symbol)).bbMin[1], (*(tint_symbol)).bbMin[2]);
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float3 bbMax = float3((*(tint_symbol)).bbMax[0], (*(tint_symbol)).bbMax[1], (*(tint_symbol)).bbMax[2]);
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float3 bbSize = (bbMax - bbMin);
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float cubeSize = fmax(fmax(bbSize[0], bbSize[1]), bbSize[2]);
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float gridSize = float((*(tint_symbol)).gridSize);
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float gx = ((gridSize * (position[0] - (*(tint_symbol)).bbMin[0])) / cubeSize);
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float gy = ((gridSize * (position[1] - (*(tint_symbol)).bbMin[1])) / cubeSize);
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float gz = ((gridSize * (position[2] - (*(tint_symbol)).bbMin[2])) / cubeSize);
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return float3(gx, gy, gz);
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}
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uint toIndex1D(uint gridSize, float3 voxelPos) {
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uint3 icoord = uint3(voxelPos);
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return ((icoord[0] + (gridSize * icoord[1])) + ((gridSize * gridSize) * icoord[2]));
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}
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uint3 toIndex3D(uint gridSize, uint index) {
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uint z_1 = (index / (gridSize * gridSize));
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uint y_1 = ((index - ((gridSize * gridSize) * z_1)) / gridSize);
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uint x_1 = (index % gridSize);
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return uint3(x_1, y_1, z_1);
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}
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float3 loadPosition(uint vertexIndex, device F32s* const tint_symbol_1) {
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float3 position = float3((*(tint_symbol_1)).values[((3u * vertexIndex) + 0u)], (*(tint_symbol_1)).values[((3u * vertexIndex) + 1u)], (*(tint_symbol_1)).values[((3u * vertexIndex) + 2u)]);
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return position;
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}
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void doIgnore(const constant Uniforms* const tint_symbol_2, device Dbg* const tint_symbol_3, device AU32s* const tint_symbol_4, device U32s* const tint_symbol_5, device F32s* const tint_symbol_6, device AI32s* const tint_symbol_7) {
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uint g42 = (*(tint_symbol_2)).numTriangles;
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uint kj6 = (*(tint_symbol_3)).value1;
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uint b53 = atomic_load_explicit(&((*(tint_symbol_4)).values[0]), memory_order_relaxed);
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uint rwg = (*(tint_symbol_5)).values[0];
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float rb5 = (*(tint_symbol_6)).values[0];
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int g55 = atomic_load_explicit(&((*(tint_symbol_7)).values[0]), memory_order_relaxed);
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}
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void main_count_inner(uint3 GlobalInvocationID, const constant Uniforms* const tint_symbol_8, device Dbg* const tint_symbol_9, device AU32s* const tint_symbol_10, device U32s* const tint_symbol_11, device F32s* const tint_symbol_12, device AI32s* const tint_symbol_13) {
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uint triangleIndex = GlobalInvocationID[0];
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if ((triangleIndex >= (*(tint_symbol_8)).numTriangles)) {
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return;
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}
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doIgnore(tint_symbol_8, tint_symbol_9, tint_symbol_10, tint_symbol_11, tint_symbol_12, tint_symbol_13);
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uint i0 = (*(tint_symbol_11)).values[((3u * triangleIndex) + 0u)];
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uint i1 = (*(tint_symbol_11)).values[((3u * triangleIndex) + 1u)];
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uint i2 = (*(tint_symbol_11)).values[((3u * triangleIndex) + 2u)];
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float3 p0 = loadPosition(i0, tint_symbol_12);
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float3 p1 = loadPosition(i1, tint_symbol_12);
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float3 p2 = loadPosition(i2, tint_symbol_12);
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float3 center = (((p0 + p1) + p2) / 3.0f);
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float3 voxelPos = toVoxelPos(center, tint_symbol_8);
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uint voxelIndex = toIndex1D((*(tint_symbol_8)).gridSize, voxelPos);
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uint acefg = atomic_fetch_add_explicit(&((*(tint_symbol_10)).values[voxelIndex]), 1u, memory_order_relaxed);
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if ((triangleIndex == 0u)) {
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(*(tint_symbol_9)).value0 = (*(tint_symbol_8)).gridSize;
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(*(tint_symbol_9)).value_f32_0 = center[0];
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(*(tint_symbol_9)).value_f32_1 = center[1];
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(*(tint_symbol_9)).value_f32_2 = center[2];
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}
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}
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kernel void main_count(const constant Uniforms* tint_symbol_14 [[buffer(0)]], device Dbg* tint_symbol_15 [[buffer(1)]], device AU32s* tint_symbol_16 [[buffer(2)]], device U32s* tint_symbol_17 [[buffer(3)]], device F32s* tint_symbol_18 [[buffer(4)]], device AI32s* tint_symbol_19 [[buffer(5)]], uint3 GlobalInvocationID [[thread_position_in_grid]]) {
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main_count_inner(GlobalInvocationID, tint_symbol_14, tint_symbol_15, tint_symbol_16, tint_symbol_17, tint_symbol_18, tint_symbol_19);
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return;
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}
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void main_create_lut_inner(uint3 GlobalInvocationID, const constant Uniforms* const tint_symbol_20, device Dbg* const tint_symbol_21, device AU32s* const tint_symbol_22, device U32s* const tint_symbol_23, device F32s* const tint_symbol_24, device AI32s* const tint_symbol_25) {
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uint voxelIndex = GlobalInvocationID[0];
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doIgnore(tint_symbol_20, tint_symbol_21, tint_symbol_22, tint_symbol_23, tint_symbol_24, tint_symbol_25);
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uint maxVoxels = (((*(tint_symbol_20)).gridSize * (*(tint_symbol_20)).gridSize) * (*(tint_symbol_20)).gridSize);
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if ((voxelIndex >= maxVoxels)) {
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return;
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}
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uint numTriangles = atomic_load_explicit(&((*(tint_symbol_22)).values[voxelIndex]), memory_order_relaxed);
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int offset = -1;
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if ((numTriangles > 0u)) {
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offset = int(atomic_fetch_add_explicit(&((*(tint_symbol_21)).offsetCounter), numTriangles, memory_order_relaxed));
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}
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atomic_store_explicit(&((*(tint_symbol_25)).values[voxelIndex]), offset, memory_order_relaxed);
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}
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kernel void main_create_lut(const constant Uniforms* tint_symbol_26 [[buffer(0)]], device Dbg* tint_symbol_27 [[buffer(1)]], device AU32s* tint_symbol_28 [[buffer(2)]], device U32s* tint_symbol_29 [[buffer(3)]], device F32s* tint_symbol_30 [[buffer(4)]], device AI32s* tint_symbol_31 [[buffer(5)]], uint3 GlobalInvocationID [[thread_position_in_grid]]) {
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main_create_lut_inner(GlobalInvocationID, tint_symbol_26, tint_symbol_27, tint_symbol_28, tint_symbol_29, tint_symbol_30, tint_symbol_31);
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return;
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}
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void main_sort_triangles_inner(uint3 GlobalInvocationID, const constant Uniforms* const tint_symbol_32, device Dbg* const tint_symbol_33, device AU32s* const tint_symbol_34, device U32s* const tint_symbol_35, device F32s* const tint_symbol_36, device AI32s* const tint_symbol_37) {
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uint triangleIndex = GlobalInvocationID[0];
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doIgnore(tint_symbol_32, tint_symbol_33, tint_symbol_34, tint_symbol_35, tint_symbol_36, tint_symbol_37);
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if ((triangleIndex >= (*(tint_symbol_32)).numTriangles)) {
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return;
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}
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uint i0 = (*(tint_symbol_35)).values[((3u * triangleIndex) + 0u)];
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uint i1 = (*(tint_symbol_35)).values[((3u * triangleIndex) + 1u)];
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uint i2 = (*(tint_symbol_35)).values[((3u * triangleIndex) + 2u)];
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float3 p0 = loadPosition(i0, tint_symbol_36);
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float3 p1 = loadPosition(i1, tint_symbol_36);
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float3 p2 = loadPosition(i2, tint_symbol_36);
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float3 center = (((p0 + p1) + p2) / 3.0f);
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float3 voxelPos = toVoxelPos(center, tint_symbol_32);
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uint voxelIndex = toIndex1D((*(tint_symbol_32)).gridSize, voxelPos);
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int triangleOffset = atomic_fetch_add_explicit(&((*(tint_symbol_37)).values[voxelIndex]), 1, memory_order_relaxed);
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}
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kernel void main_sort_triangles(const constant Uniforms* tint_symbol_38 [[buffer(0)]], device Dbg* tint_symbol_39 [[buffer(1)]], device AU32s* tint_symbol_40 [[buffer(2)]], device U32s* tint_symbol_41 [[buffer(3)]], device F32s* tint_symbol_42 [[buffer(4)]], device AI32s* tint_symbol_43 [[buffer(5)]], uint3 GlobalInvocationID [[thread_position_in_grid]]) {
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main_sort_triangles_inner(GlobalInvocationID, tint_symbol_38, tint_symbol_39, tint_symbol_40, tint_symbol_41, tint_symbol_42, tint_symbol_43);
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return;
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}
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