diff options
Diffstat (limited to 'intern/cycles/render/mesh.cpp')
| -rw-r--r-- | intern/cycles/render/mesh.cpp | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/intern/cycles/render/mesh.cpp b/intern/cycles/render/mesh.cpp index 43e664a686f..a0afdd3b841 100644 --- a/intern/cycles/render/mesh.cpp +++ b/intern/cycles/render/mesh.cpp @@ -805,4 +805,35 @@ void Mesh::pack_patches(uint *patch_data, uint vert_offset, uint face_offset, ui } } +void Mesh::pack_primitives(PackedBVH &pack, int object, uint visibility) +{ + if (triangles.empty()) + return; + + const size_t num_prims = num_triangles(); + pack.prim_tri_index.reserve(pack.prim_tri_index.size() + num_prims); + pack.prim_tri_verts.reserve(pack.prim_tri_verts.size() + num_prims * 3); + pack.prim_type.reserve(pack.prim_type.size() + num_prims); + pack.prim_visibility.reserve(pack.prim_visibility.size() + num_prims); + pack.prim_index.reserve(pack.prim_index.size() + num_prims); + pack.prim_object.reserve(pack.prim_object.size() + num_prims); + // 'pack.prim_time' is unused by Embree and OptiX + + uint type = has_motion_blur() ? PRIMITIVE_MOTION_TRIANGLE : PRIMITIVE_TRIANGLE; + + for (size_t k = 0; k < num_prims; ++k) { + pack.prim_tri_index.push_back_reserved(pack.prim_tri_verts.size()); + + const Mesh::Triangle t = get_triangle(k); + pack.prim_tri_verts.push_back_reserved(float3_to_float4(verts[t.v[0]])); + pack.prim_tri_verts.push_back_reserved(float3_to_float4(verts[t.v[1]])); + pack.prim_tri_verts.push_back_reserved(float3_to_float4(verts[t.v[2]])); + + pack.prim_type.push_back_reserved(type); + pack.prim_visibility.push_back_reserved(visibility); + pack.prim_index.push_back_reserved(k + prim_offset); + pack.prim_object.push_back_reserved(object); + } +} + CCL_NAMESPACE_END |