Voxel-based CSG of two meshes: voxelize both onto a shared grid, combine their
SDFs (union/intersection/difference), then Surface-Nets contour the result.
op is 'difference' = A − B. Robust on non-watertight input (FWN sign).
Returns a KernelMeshResult in world coordinates (single group, no UVs).
Voxel-based CSG of two meshes: voxelize both onto a shared grid, combine their SDFs (union/intersection/difference), then Surface-Nets contour the result.
opis'difference'= A − B. Robust on non-watertight input (FWN sign). Returns a KernelMeshResult in world coordinates (single group, no UVs).