Page MenuHome
Differential D16893 Diff 59609 source/blender/nodes/geometry/nodes/node_geo_mesh_topology_corners_of_vertex.cc

Changeset View

Standalone View

View Options

source/blender/nodes/geometry/nodes/node_geo_mesh_topology_corners_of_vertex.cc

Show First 20 Lines • Show All 54 Lines • ▼ Show 20 Lines CornersOfVertInput(Field<int> vert_index, Field<int> sort_index, Field<float> sort_weight)
category_ = Category::Generated; category_ = Category::Generated;
} }
GVArray get_varray_for_context(const Mesh &mesh, GVArray get_varray_for_context(const Mesh &mesh,
const eAttrDomain domain, const eAttrDomain domain,
const IndexMask mask) const final const IndexMask mask) const final
{ {
const IndexRange vert_range(mesh.totvert); const IndexRange vert_range(mesh.totvert);
const Span<MLoop> loops = mesh.loops(); const Span<int> corner_verts = mesh.corner_verts();
Array<Vector<int>> vert_to_loop_map = bke::mesh_topology::build_vert_to_loop_map(loops, Array<Vector<int>> vert_to_loop_map = bke::mesh_topology::build_vert_to_loop_map(corner_verts,
mesh.totvert); mesh.totvert);
const bke::MeshFieldContext context{mesh, domain}; const bke::MeshFieldContext context{mesh, domain};
fn::FieldEvaluator evaluator{context, &mask}; fn::FieldEvaluator evaluator{context, &mask};
evaluator.add(vert_index_); evaluator.add(vert_index_);
evaluator.add(sort_index_); evaluator.add(sort_index_);
evaluator.evaluate(); evaluator.evaluate();
const VArray<int> vert_indices = evaluator.get_evaluated<int>(0); const VArray<int> vert_indices = evaluator.get_evaluated<int>(0);
const VArray<int> indices_in_sort = evaluator.get_evaluated<int>(1); const VArray<int> indices_in_sort = evaluator.get_evaluated<int>(1);
const bke::MeshFieldContext corner_context{mesh, ATTR_DOMAIN_CORNER}; const bke::MeshFieldContext corner_context{mesh, ATTR_DOMAIN_CORNER};
fn::FieldEvaluator corner_evaluator{corner_context, loops.size()}; fn::FieldEvaluator corner_evaluator{corner_context, corner_verts.size()};
corner_evaluator.add(sort_weight_); corner_evaluator.add(sort_weight_);
corner_evaluator.evaluate(); corner_evaluator.evaluate();
const VArray<float> all_sort_weights = corner_evaluator.get_evaluated<float>(0); const VArray<float> all_sort_weights = corner_evaluator.get_evaluated<float>(0);
Array<int> corner_of_vertex(mask.min_array_size()); Array<int> corner_of_vertex(mask.min_array_size());
threading::parallel_for(mask.index_range(), 1024, [&](const IndexRange range) { threading::parallel_for(mask.index_range(), 1024, [&](const IndexRange range) {
/* Reuse arrays to avoid allocation. */ /* Reuse arrays to avoid allocation. */
Array<int64_t> corner_indices; Array<int64_t> corner_indices;
▲ Show 20 Lines • Show All 77 Lines • ▼ Show 20 Lines public:
GVArray get_varray_for_context(const Mesh &mesh, GVArray get_varray_for_context(const Mesh &mesh,
const eAttrDomain domain, const eAttrDomain domain,
const IndexMask /*mask*/) const final const IndexMask /*mask*/) const final
{ {
if (domain != ATTR_DOMAIN_POINT) { if (domain != ATTR_DOMAIN_POINT) {
return {}; return {};
} }
const Span<MLoop> loops = mesh.loops(); const Span<int> corner_verts = mesh.corner_verts();
Array<int> counts(mesh.totvert, 0); Array<int> counts(mesh.totvert, 0);
for (const int i : loops.index_range()) { for (const int i : corner_verts.index_range()) {
counts[loops[i].v]++; counts[corner_verts[i]]++;
} }
return VArray<int>::ForContainer(std::move(counts)); return VArray<int>::ForContainer(std::move(counts));
} }
uint64_t hash() const final uint64_t hash() const final
{ {
return 253098745374645; return 253098745374645;
} }
▲ Show 20 Lines • Show All 46 Lines • Show Last 20 Lines