Geometry Nodes: Curve Primitive Circle

This node has two modes: the first mode computes a circle from three
locations and a resolution. The second takes radius and resolution.
The first mode also outputs the center of the computed circle as
a vector.

Differential Revision: https://developer.blender.org/D11650

1 files changed, 26 insertions, 0 deletions

diff --git a/source/blender/makesrna/intern/rna_nodetree.c b/source/blender/makesrna/intern/rna_nodetree.c
index b3f46509955..c927c7df6bd 100644
--- a/source/blender/makesrna/intern/rna_nodetree.c
+++ b/source/blender/makesrna/intern/rna_nodetree.c
@@ -9425,6 +9425,32 @@ static void def_geo_attribute_vector_rotate(StructRNA *srna)
   RNA_def_property_update(prop, NC_NODE | NA_EDITED, "rna_Node_socket_update");
 }
 
+static void def_geo_curve_primitive_circle(StructRNA *srna)
+{
+  static const EnumPropertyItem mode_items[] = {
+      {GEO_NODE_CURVE_PRIMITIVE_CIRCLE_TYPE_POINTS,
+       "POINTS",
+       ICON_NONE,
+       "Points",
+       "Define the radius and location with three points"},
+      {GEO_NODE_CURVE_PRIMITIVE_CIRCLE_TYPE_RADIUS,
+       "RADIUS",
+       ICON_NONE,
+       "Radius",
+       "Define the radius with a float"},
+      {0, NULL, 0, NULL, NULL},
+  };
+
+  PropertyRNA *prop;
+
+  RNA_def_struct_sdna_from(srna, "NodeGeometryCurvePrimitiveCircle", "storage");
+
+  prop = RNA_def_property(srna, "mode", PROP_ENUM, PROP_NONE);
+  RNA_def_property_enum_items(prop, mode_items);
+  RNA_def_property_ui_text(prop, "Mode", "Method used to determine radius and placement");
+  RNA_def_property_update(prop, NC_NODE | NA_EDITED, "rna_Node_socket_update");
+}
+
 static void def_geo_point_rotate(StructRNA *srna)
 {
   static const EnumPropertyItem type_items[] = {