diff options
Diffstat (limited to 'source/blender/nodes/geometry/nodes/legacy/node_geo_legacy_curve_to_points.cc')
| -rw-r--r-- | source/blender/nodes/geometry/nodes/legacy/node_geo_legacy_curve_to_points.cc | 114 |
1 files changed, 60 insertions, 54 deletions
diff --git a/source/blender/nodes/geometry/nodes/legacy/node_geo_legacy_curve_to_points.cc b/source/blender/nodes/geometry/nodes/legacy/node_geo_legacy_curve_to_points.cc index ab51258cc69..ede186bc272 100644 --- a/source/blender/nodes/geometry/nodes/legacy/node_geo_legacy_curve_to_points.cc +++ b/source/blender/nodes/geometry/nodes/legacy/node_geo_legacy_curve_to_points.cc @@ -28,6 +28,58 @@ namespace blender::nodes { +static GMutableSpan create_attribute_and_retrieve_span(PointCloudComponent &points, + const AttributeIDRef &attribute_id, + const CustomDataType data_type) +{ + points.attribute_try_create(attribute_id, ATTR_DOMAIN_POINT, data_type, AttributeInitDefault()); + WriteAttributeLookup attribute = points.attribute_try_get_for_write(attribute_id); + BLI_assert(attribute); + return attribute.varray.get_internal_span(); +} + +template<typename T> +static MutableSpan<T> create_attribute_and_retrieve_span(PointCloudComponent &points, + const AttributeIDRef &attribute_id) +{ + GMutableSpan attribute = create_attribute_and_retrieve_span( + points, attribute_id, bke::cpp_type_to_custom_data_type(CPPType::get<T>())); + return attribute.typed<T>(); +} + +CurveToPointsResults curve_to_points_create_result_attributes(PointCloudComponent &points, + const CurveEval &curve) +{ + CurveToPointsResults attributes; + + attributes.result_size = points.attribute_domain_size(ATTR_DOMAIN_POINT); + + attributes.positions = create_attribute_and_retrieve_span<float3>(points, "position"); + attributes.radii = create_attribute_and_retrieve_span<float>(points, "radius"); + attributes.tilts = create_attribute_and_retrieve_span<float>(points, "tilt"); + + /* Because of the invariants of the curve component, we use the attributes of the + * first spline as a representative for the attribute meta data all splines. */ + curve.splines().first()->attributes.foreach_attribute( + [&](const AttributeIDRef &attribute_id, const AttributeMetaData &meta_data) { + attributes.point_attributes.add_new( + attribute_id, + create_attribute_and_retrieve_span(points, attribute_id, meta_data.data_type)); + return true; + }, + ATTR_DOMAIN_POINT); + + attributes.tangents = create_attribute_and_retrieve_span<float3>(points, "tangent"); + attributes.normals = create_attribute_and_retrieve_span<float3>(points, "normal"); + attributes.rotations = create_attribute_and_retrieve_span<float3>(points, "rotation"); + + return attributes; +} + +} // namespace blender::nodes + +namespace blender::nodes::node_geo_legacy_curve_to_points_cc { + static void geo_node_curve_to_points_declare(NodeDeclarationBuilder &b) { b.add_input<decl::Geometry>(N_("Geometry")); @@ -114,54 +166,6 @@ static Array<int> calculate_spline_point_offsets(GeoNodeExecParams ¶ms, return {0}; } -static GMutableSpan create_attribute_and_retrieve_span(PointCloudComponent &points, - const AttributeIDRef &attribute_id, - const CustomDataType data_type) -{ - points.attribute_try_create(attribute_id, ATTR_DOMAIN_POINT, data_type, AttributeInitDefault()); - WriteAttributeLookup attribute = points.attribute_try_get_for_write(attribute_id); - BLI_assert(attribute); - return attribute.varray.get_internal_span(); -} - -template<typename T> -static MutableSpan<T> create_attribute_and_retrieve_span(PointCloudComponent &points, - const AttributeIDRef &attribute_id) -{ - GMutableSpan attribute = create_attribute_and_retrieve_span( - points, attribute_id, bke::cpp_type_to_custom_data_type(CPPType::get<T>())); - return attribute.typed<T>(); -} - -CurveToPointsResults curve_to_points_create_result_attributes(PointCloudComponent &points, - const CurveEval &curve) -{ - CurveToPointsResults attributes; - - attributes.result_size = points.attribute_domain_size(ATTR_DOMAIN_POINT); - - attributes.positions = create_attribute_and_retrieve_span<float3>(points, "position"); - attributes.radii = create_attribute_and_retrieve_span<float>(points, "radius"); - attributes.tilts = create_attribute_and_retrieve_span<float>(points, "tilt"); - - /* Because of the invariants of the curve component, we use the attributes of the - * first spline as a representative for the attribute meta data all splines. */ - curve.splines().first()->attributes.foreach_attribute( - [&](const AttributeIDRef &attribute_id, const AttributeMetaData &meta_data) { - attributes.point_attributes.add_new( - attribute_id, - create_attribute_and_retrieve_span(points, attribute_id, meta_data.data_type)); - return true; - }, - ATTR_DOMAIN_POINT); - - attributes.tangents = create_attribute_and_retrieve_span<float3>(points, "tangent"); - attributes.normals = create_attribute_and_retrieve_span<float3>(points, "normal"); - attributes.rotations = create_attribute_and_retrieve_span<float3>(points, "rotation"); - - return attributes; -} - /** * TODO: For non-poly splines, this has double copies that could be avoided as part * of a general look at optimizing uses of #Spline::interpolate_to_evaluated. @@ -340,21 +344,23 @@ static void geo_node_curve_to_points_exec(GeoNodeExecParams params) params.set_output("Geometry", std::move(result)); } -} // namespace blender::nodes +} // namespace blender::nodes::node_geo_legacy_curve_to_points_cc void register_node_type_geo_legacy_curve_to_points() { + namespace file_ns = blender::nodes::node_geo_legacy_curve_to_points_cc; + static bNodeType ntype; geo_node_type_base( &ntype, GEO_NODE_LEGACY_CURVE_TO_POINTS, "Curve to Points", NODE_CLASS_GEOMETRY, 0); - ntype.declare = blender::nodes::geo_node_curve_to_points_declare; - ntype.geometry_node_execute = blender::nodes::geo_node_curve_to_points_exec; - ntype.draw_buttons = blender::nodes::geo_node_curve_to_points_layout; + ntype.declare = file_ns::geo_node_curve_to_points_declare; + ntype.geometry_node_execute = file_ns::geo_node_curve_to_points_exec; + ntype.draw_buttons = file_ns::geo_node_curve_to_points_layout; node_type_storage( &ntype, "NodeGeometryCurveToPoints", node_free_standard_storage, node_copy_standard_storage); - node_type_init(&ntype, blender::nodes::geo_node_curve_to_points_init); - node_type_update(&ntype, blender::nodes::geo_node_curve_to_points_update); + node_type_init(&ntype, file_ns::geo_node_curve_to_points_init); + node_type_update(&ntype, file_ns::geo_node_curve_to_points_update); nodeRegisterType(&ntype); } |