Geometry Nodes: simplify supporting different input socket types for attributes

This is a non-functional change. The functionality introduced in this commit
is not used in master yet. It is used by nodes that are being developed in
other branches though.

1 files changed, 8 insertions, 0 deletions

diff --git a/source/blender/blenkernel/BKE_geometry_set.hh b/source/blender/blenkernel/BKE_geometry_set.hh
index ef3ae3c381c..3398da9896b 100644
--- a/source/blender/blenkernel/BKE_geometry_set.hh
+++ b/source/blender/blenkernel/BKE_geometry_set.hh
@@ -157,6 +157,14 @@ class GeometryComponent {
                                                                  const CustomDataType data_type,
                                                                  const void *value) const;
 
+  /* Create a read-only dummy attribute that always returns the same value.
+   * The given value is converted to the correct type if necessary. */
+  blender::bke::ReadAttributePtr attribute_get_constant_for_read_converted(
+      const AttributeDomain domain,
+      const CustomDataType in_data_type,
+      const CustomDataType out_data_type,
+      const void *value) const;
+
   /* Get a read-only dummy attribute that always returns the same value. */
   template<typename T>
   blender::bke::TypedReadAttribute<T> attribute_get_constant_for_read(const AttributeDomain domain,