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80 lines
2.1 KiB
Plaintext
80 lines
2.1 KiB
Plaintext
2 weeks ago
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/******************************************************************************/
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/*
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Project - MudBun
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Publisher - Long Bunny Labs
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http://LongBunnyLabs.com
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Author - Ming-Lun "Allen" Chou
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http://AllenChou.net
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*/
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/******************************************************************************/
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#pragma kernel update_ray_traced_voxel_indirect_dispatch_args
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#pragma kernel compute_ray_traced_voxel_gen_points
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#pragma kernel compute_ray_traced_voxel_gen_points_with_normals
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#include "../../Shader/ComputeCommon.cginc"
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#include "../../Shader/AabbTreeFuncs.cginc"
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#include "../../Shader/AutoSmoothDefs.cginc"
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#include "../../Shader/BrushFuncs.cginc"
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#include "../../Shader/GenPointDefs.cginc"
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#include "../../Shader/IndirectArgsDefs.cginc"
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#include "../../Shader/Math/MathConst.cginc"
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#include "../../Shader/VoxelFuncs.cginc"
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[numthreads(1, 1, 1)]
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void update_ray_traced_voxel_indirect_dispatch_args(int3 id : SV_DispatchThreadID)
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{
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indirectDispatchArgs[0] =
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max
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(
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1,
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uint
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(
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aNumNodesAllocated[0]
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+ kThreadGroupSize - 1
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) / kThreadGroupSize
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);
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}
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void fill_gen_points_basic(int iNode)
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{
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int iBrushMask = get_brush_mask_index(iNode);
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SdfBrushMaterial mat;
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sdf_masked_brushes(nodePool[iNode].center, iBrushMask, mat);
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aGenPoint[iNode].material = pack_material(mat);
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aGenPoint[iNode].iBrushMask = iBrushMask;
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}
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void fill_gen_points_normal(int iNode)
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{
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float3 n;
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SDF_NORMAL(n, nodePool[iNode].center, sdf_masked_brushes, nodePool[iNode].iBrushMask, 1e-2f * voxelNodeSizes[3]);
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aGenPoint[iNode].posNorm.w = pack_normal(n);
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}
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[numthreads(kThreadGroupSize, 1, 1)]
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void compute_ray_traced_voxel_gen_points(uint3 id : SV_DispatchThreadID)
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{
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int iNode = id.x;
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if (iNode >= aNumNodesAllocated[0])
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return;
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fill_gen_points_basic(iNode);
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}
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[numthreads(kThreadGroupSize, 1, 1)]
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void compute_ray_traced_voxel_gen_points_with_normals(uint3 id : SV_DispatchThreadID)
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{
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int iNode = id.x;
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if (iNode >= aNumNodesAllocated[0])
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return;
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fill_gen_points_basic(iNode);
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fill_gen_points_normal(iNode);
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}
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