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Differential D15982 Diff 56227 source/blender/nodes/geometry/nodes/node_geo_extrude_mesh.cc

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source/blender/nodes/geometry/nodes/node_geo_extrude_mesh.cc

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/* This allows parallelizing attribute mixing for new edges. */ /* This allows parallelizing attribute mixing for new edges. */
Array<Vector<int>> vert_to_edge_map = create_vert_to_edge_map(orig_vert_size, mesh.edges()); Array<Vector<int>> vert_to_edge_map = create_vert_to_edge_map(orig_vert_size, mesh.edges());
expand_mesh(mesh, selection.size(), selection.size(), 0, 0); expand_mesh(mesh, selection.size(), selection.size(), 0, 0);
const IndexRange new_vert_range{orig_vert_size, selection.size()}; const IndexRange new_vert_range{orig_vert_size, selection.size()};
const IndexRange new_edge_range{orig_edge_size, selection.size()}; const IndexRange new_edge_range{orig_edge_size, selection.size()};
MutableSpan<MVert> new_verts = mesh.verts_for_write().slice(new_vert_range); MutableSpan<float3> new_positions = mesh.positions_for_write().slice(new_vert_range);
MutableSpan<MEdge> new_edges = mesh.edges_for_write().slice(new_edge_range); MutableSpan<MEdge> new_edges = mesh.edges_for_write().slice(new_edge_range);
for (const int i_selection : selection.index_range()) { for (const int i_selection : selection.index_range()) {
new_edges[i_selection] = new_loose_edge(selection[i_selection], new_vert_range[i_selection]); new_edges[i_selection] = new_loose_edge(selection[i_selection], new_vert_range[i_selection]);
} }
MutableAttributeAccessor attributes = mesh.attributes_for_write(); MutableAttributeAccessor attributes = mesh.attributes_for_write();
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attribute.finish(); attribute.finish();
return true; return true;
}); });
devirtualize_varray(offsets, [&](const auto offsets) { devirtualize_varray(offsets, [&](const auto offsets) {
threading::parallel_for(selection.index_range(), 1024, [&](const IndexRange range) { threading::parallel_for(selection.index_range(), 1024, [&](const IndexRange range) {
for (const int i : range) { for (const int i : range) {
const float3 offset = offsets[selection[i]]; new_positions[i] += offsets[selection[i]];
add_v3_v3(new_verts[i].co, offset);
} }
}); });
}); });
MutableSpan<int> vert_orig_indices = get_orig_index_layer(mesh, ATTR_DOMAIN_POINT); MutableSpan<int> vert_orig_indices = get_orig_index_layer(mesh, ATTR_DOMAIN_POINT);
vert_orig_indices.slice(new_vert_range).fill(ORIGINDEX_NONE); vert_orig_indices.slice(new_vert_range).fill(ORIGINDEX_NONE);
MutableSpan<int> new_edge_orig_indices = get_orig_index_layer(mesh, ATTR_DOMAIN_EDGE); MutableSpan<int> new_edge_orig_indices = get_orig_index_layer(mesh, ATTR_DOMAIN_EDGE);
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BLI_assert_unreachable(); BLI_assert_unreachable();
} }
}); });
attribute.finish(); attribute.finish();
return true; return true;
}); });
MutableSpan<MVert> new_verts = mesh.verts_for_write().slice(new_vert_range); MutableSpan<float3> new_positions = mesh.positions_for_write().slice(new_vert_range);
if (edge_offsets.is_single()) { if (edge_offsets.is_single()) {
const float3 offset = edge_offsets.get_internal_single(); const float3 offset = edge_offsets.get_internal_single();
threading::parallel_for(new_verts.index_range(), 1024, [&](const IndexRange range) { threading::parallel_for(new_positions.index_range(), 1024, [&](const IndexRange range) {
for (const int i : range) { for (const int i : range) {
add_v3_v3(new_verts[i].co, offset); new_positions[i] += offset;
} }
}); });
} }
else { else {
threading::parallel_for(new_verts.index_range(), 1024, [&](const IndexRange range) { threading::parallel_for(new_positions.index_range(), 1024, [&](const IndexRange range) {
for (const int i : range) { for (const int i : range) {
add_v3_v3(new_verts[i].co, vert_offsets[new_vert_indices[i]]); new_positions[i] += vert_offsets[new_vert_indices[i]];
} }
}); });
} }
MutableSpan<int> vert_orig_indices = get_orig_index_layer(mesh, ATTR_DOMAIN_POINT); MutableSpan<int> vert_orig_indices = get_orig_index_layer(mesh, ATTR_DOMAIN_POINT);
vert_orig_indices.slice(new_vert_range).fill(ORIGINDEX_NONE); vert_orig_indices.slice(new_vert_range).fill(ORIGINDEX_NONE);
MutableSpan<int> edge_orig_indices = get_orig_index_layer(mesh, ATTR_DOMAIN_EDGE); MutableSpan<int> edge_orig_indices = get_orig_index_layer(mesh, ATTR_DOMAIN_EDGE);
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attribute.finish(); attribute.finish();
return true; return true;
}); });
/* Translate vertices based on the offset. If the vertex is used by a selected edge, it will /* Translate vertices based on the offset. If the vertex is used by a selected edge, it will
* have been duplicated and only the new vertex should use the offset. Otherwise the vertex might * have been duplicated and only the new vertex should use the offset. Otherwise the vertex might
* still need an offset, but it was reused on the inside of a region of extruded faces. */ * still need an offset, but it was reused on the inside of a region of extruded faces. */
MutableSpan<MVert> verts = mesh.verts_for_write(); MutableSpan<float3> positions = mesh.positions_for_write();
if (poly_offsets.is_single()) { if (poly_offsets.is_single()) {
const float3 offset = poly_offsets.get_internal_single(); const float3 offset = poly_offsets.get_internal_single();
threading::parallel_for( threading::parallel_for(
IndexRange(all_selected_verts.size()), 1024, [&](const IndexRange range) { IndexRange(all_selected_verts.size()), 1024, [&](const IndexRange range) {
for (const int i_orig : all_selected_verts.as_span().slice(range)) { for (const int i_orig : all_selected_verts.as_span().slice(range)) {
const int i_new = new_vert_indices.index_of_try(i_orig); const int i_new = new_vert_indices.index_of_try(i_orig);
MVert &vert = verts[(i_new == -1) ? i_orig : new_vert_range[i_new]]; if (i_new == -1) {
add_v3_v3(vert.co, offset); positions[i_orig] += offset;
}
else {
positions[new_vert_range[i_new]] += offset;
}
} }
}); });
} }
else { else {
threading::parallel_for( threading::parallel_for(
IndexRange(all_selected_verts.size()), 1024, [&](const IndexRange range) { IndexRange(all_selected_verts.size()), 1024, [&](const IndexRange range) {
for (const int i_orig : all_selected_verts.as_span().slice(range)) { for (const int i_orig : all_selected_verts.as_span().slice(range)) {
const int i_new = new_vert_indices.index_of_try(i_orig); const int i_new = new_vert_indices.index_of_try(i_orig);
const float3 offset = vert_offsets[i_orig]; const float3 offset = vert_offsets[i_orig];
MVert &vert = verts[(i_new == -1) ? i_orig : new_vert_range[i_new]]; if (i_new == -1) {
add_v3_v3(vert.co, offset); positions[i_orig] += offset;
}
else {
positions[new_vert_range[i_new]] += offset;
}
} }
}); });
} }
MutableSpan<int> vert_orig_indices = get_orig_index_layer(mesh, ATTR_DOMAIN_POINT); MutableSpan<int> vert_orig_indices = get_orig_index_layer(mesh, ATTR_DOMAIN_POINT);
vert_orig_indices.slice(new_vert_range).fill(ORIGINDEX_NONE); vert_orig_indices.slice(new_vert_range).fill(ORIGINDEX_NONE);
MutableSpan<int> edge_orig_indices = get_orig_index_layer(mesh, ATTR_DOMAIN_EDGE); MutableSpan<int> edge_orig_indices = get_orig_index_layer(mesh, ATTR_DOMAIN_EDGE);
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const IndexRange side_loop_range{orig_loops.size(), side_poly_range.size() * 4}; const IndexRange side_loop_range{orig_loops.size(), side_poly_range.size() * 4};
expand_mesh(mesh, expand_mesh(mesh,
new_vert_range.size(), new_vert_range.size(),
connect_edge_range.size() + duplicate_edge_range.size(), connect_edge_range.size() + duplicate_edge_range.size(),
side_poly_range.size(), side_poly_range.size(),
side_loop_range.size()); side_loop_range.size());
MutableSpan<MVert> new_verts = mesh.verts_for_write().slice(new_vert_range); MutableSpan<float3> new_positions = mesh.positions_for_write().slice(new_vert_range);
MutableSpan<MEdge> edges = mesh.edges_for_write(); MutableSpan<MEdge> edges = mesh.edges_for_write();
MutableSpan<MEdge> connect_edges = edges.slice(connect_edge_range); MutableSpan<MEdge> connect_edges = edges.slice(connect_edge_range);
MutableSpan<MEdge> duplicate_edges = edges.slice(duplicate_edge_range); MutableSpan<MEdge> duplicate_edges = edges.slice(duplicate_edge_range);
MutableSpan<MPoly> polys = mesh.polys_for_write(); MutableSpan<MPoly> polys = mesh.polys_for_write();
MutableSpan<MPoly> new_polys = polys.slice(side_poly_range); MutableSpan<MPoly> new_polys = polys.slice(side_poly_range);
MutableSpan<MLoop> loops = mesh.loops_for_write(); MutableSpan<MLoop> loops = mesh.loops_for_write();
/* For every selected polygon, build the faces that form the sides of the extrusion. Filling some /* For every selected polygon, build the faces that form the sides of the extrusion. Filling some
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attribute.finish(); attribute.finish();
return true; return true;
}); });
/* Offset the new vertices. */ /* Offset the new vertices. */
threading::parallel_for(poly_selection.index_range(), 1024, [&](const IndexRange range) { threading::parallel_for(poly_selection.index_range(), 1024, [&](const IndexRange range) {
for (const int i_selection : range) { for (const int i_selection : range) {
const IndexRange poly_corner_range = selected_corner_range(index_offsets, i_selection); const IndexRange poly_corner_range = selected_corner_range(index_offsets, i_selection);
for (MVert &vert : new_verts.slice(poly_corner_range)) { for (float3 &position : new_positions.slice(poly_corner_range)) {
add_v3_v3(vert.co, poly_offset[poly_selection[i_selection]]); position += poly_offset[poly_selection[i_selection]];
} }
} }
}); });
MutableSpan<int> vert_orig_indices = get_orig_index_layer(mesh, ATTR_DOMAIN_POINT); MutableSpan<int> vert_orig_indices = get_orig_index_layer(mesh, ATTR_DOMAIN_POINT);
vert_orig_indices.slice(new_vert_range).fill(ORIGINDEX_NONE); vert_orig_indices.slice(new_vert_range).fill(ORIGINDEX_NONE);
MutableSpan<int> edge_orig_indices = get_orig_index_layer(mesh, ATTR_DOMAIN_EDGE); MutableSpan<int> edge_orig_indices = get_orig_index_layer(mesh, ATTR_DOMAIN_EDGE);
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