Geometry Nodes: do not crash when there are undefined nodes

Undefined geometry nodes will just output a default value now.

1 files changed, 11 insertions, 0 deletions

diff --git a/source/blender/nodes/NOD_geometry_exec.hh b/source/blender/nodes/NOD_geometry_exec.hh
index cac04e18fc7..f278d6b4107 100644
--- a/source/blender/nodes/NOD_geometry_exec.hh
+++ b/source/blender/nodes/NOD_geometry_exec.hh
@@ -44,6 +44,7 @@ using bke::WriteAttribute;
 using bke::WriteAttributePtr;
 using fn::CPPType;
 using fn::GMutablePointer;
+using fn::GPointer;
 using fn::GValueMap;
 
 class GeoNodeExecParams {
@@ -123,6 +124,16 @@ class GeoNodeExecParams {
     output_values_.add_new_by_move(identifier, value);
   }
 
+  void set_output_by_copy(StringRef identifier, GPointer value)
+  {
+#ifdef DEBUG
+    BLI_assert(value.type() != nullptr);
+    BLI_assert(value.get() != nullptr);
+    this->check_set_output(identifier, *value.type());
+#endif
+    output_values_.add_new_by_copy(identifier, value);
+  }
+
   /**
    * Store the output value for the given socket identifier.
    */