Patch [#21942] Node links access by Andrey Izrantsev (bdancer) Thanks!

This adds Node Link Acces in RNA. 

1 files changed, 38 insertions, 0 deletions

diff --git a/source/blender/makesrna/intern/rna_nodetree.c b/source/blender/makesrna/intern/rna_nodetree.c
index 325362dd587..7a382f537a6 100644
--- a/source/blender/makesrna/intern/rna_nodetree.c
+++ b/source/blender/makesrna/intern/rna_nodetree.c
@@ -2287,6 +2287,37 @@ static void rna_def_node(BlenderRNA *brna)
 	RNA_def_property_ui_text(prop, "Outputs", "");
 }
 
+static void rna_def_node_link(BlenderRNA *brna)
+{
+	StructRNA *srna;
+	PropertyRNA *prop;
+	
+	srna = RNA_def_struct(brna, "NodeLink", NULL);
+	RNA_def_struct_ui_text(srna, "NodeLink", "Link between nodes in a node tree");
+	RNA_def_struct_sdna(srna, "bNodeLink");
+	RNA_def_struct_ui_icon(srna, ICON_NODE);
+
+	prop = RNA_def_property(srna, "from_node", PROP_POINTER, PROP_NONE);
+	RNA_def_property_pointer_sdna(prop, NULL, "fromnode");
+	RNA_def_property_struct_type(prop, "Node");
+	RNA_def_property_ui_text(prop, "From node", "");
+
+	prop = RNA_def_property(srna, "to_node", PROP_POINTER, PROP_NONE);
+	RNA_def_property_pointer_sdna(prop, NULL, "tonode");
+	RNA_def_property_struct_type(prop, "Node");
+	RNA_def_property_ui_text(prop, "To node", "");
+
+	prop = RNA_def_property(srna, "from_socket", PROP_POINTER, PROP_NONE);
+	RNA_def_property_pointer_sdna(prop, NULL, "fromsock");
+	RNA_def_property_struct_type(prop, "NodeSocket");
+	RNA_def_property_ui_text(prop, "From socket", "");
+
+	prop = RNA_def_property(srna, "to_socket", PROP_POINTER, PROP_NONE);
+	RNA_def_property_pointer_sdna(prop, NULL, "tosock");
+	RNA_def_property_struct_type(prop, "NodeSocket");
+	RNA_def_property_ui_text(prop, "To socket", "");
+}
+
 static void rna_def_nodetree(BlenderRNA *brna)
 {
 	StructRNA *srna;
@@ -2305,6 +2336,12 @@ static void rna_def_nodetree(BlenderRNA *brna)
 	RNA_def_property_collection_sdna(prop, NULL, "nodes", NULL);
 	RNA_def_property_struct_type(prop, "Node");
 	RNA_def_property_ui_text(prop, "Nodes", "");
+
+	/* NodeLinks Collection */
+	prop = RNA_def_property(srna, "links", PROP_COLLECTION, PROP_NONE);
+	RNA_def_property_collection_sdna(prop, NULL, "links", NULL);
+	RNA_def_property_struct_type(prop, "NodeLink");
+	RNA_def_property_ui_text(prop, "Links", "");
 	
 	/* Grease Pencil */
 	prop= RNA_def_property(srna, "grease_pencil", PROP_POINTER, PROP_NONE);
@@ -2331,6 +2368,7 @@ void RNA_def_nodetree(BlenderRNA *brna)
 	rna_def_node_socket_vector(brna);
 	rna_def_node_socket_rgba(brna);
 	rna_def_node(brna);
+	rna_def_node_link(brna);
 	rna_def_shader_node(brna);
 	rna_def_compositor_node(brna);
 	rna_def_texture_node(brna);