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Geometry Nodes: Avoid index lookup from index mask #109174

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Hans Goudey merged 9 commits from mod_moder/blender:avoid_mask_lookup into main 2023-06-23 19:20:30 +02:00
Conversation 4 Commits 9 Files Changed 10 +3 -6
1 changed files with 3 additions and 6 deletions
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9
source/blender/nodes/geometry/nodes/node_geo_material_selection.cc
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@ -47,12 +47,9 @@ static VArray<bool> select_mesh_faces_by_material(const Mesh &mesh,
const VArraySpan<int> material_indices_span(material_indices);
Array<bool> face_selection(face_mask.min_array_size());
threading::parallel_for(face_mask.index_range(), 1024, [&](IndexRange range) {
for (const int i : range) {
const int face_index = face_mask[i];
const int slot_i = material_indices_span[face_index];
face_selection[face_index] = slots.contains(slot_i);
}
face_mask.foreach_index_optimized<int>(GrainSize(1024), [&](const int face_index) {
const int slot_i = material_indices_span[face_index];
face_selection[face_index] = slots.contains(slot_i);
});
return VArray<bool>::ForContainer(std::move(face_selection));