1 files changed, 26 insertions, 0 deletions
diff --git a/source/blender/editors/render/render_shading.c b/source/blender/editors/render/render_shading.c
index 08a5eddb521..32ad198c1d7 100644
--- a/source/blender/editors/render/render_shading.c
+++ b/source/blender/editors/render/render_shading.c
@@ -722,6 +722,32 @@ static int freestyle_active_lineset_poll(bContext *C)
 	return FRS_get_active_lineset(&srl->freestyleConfig) != NULL;
 }
 
+static int freestyle_lineset_copy_exec(bContext *C, wmOperator *op)
+{
+	Scene *scene= CTX_data_scene(C);
+	SceneRenderLayer *srl = (SceneRenderLayer*) BLI_findlink(&scene->r.layers, scene->r.actlay);
+
+	FRS_copy_active_lineset(&srl->freestyleConfig);
+
+	WM_event_add_notifier(C, NC_SCENE|ND_RENDER_OPTIONS, scene);
+	
+	return OPERATOR_FINISHED;
+}
+
+void SCENE_OT_freestyle_lineset_copy(wmOperatorType *ot)
+{
+	/* identifiers */
+	ot->name= "Copy Line Set";
+	ot->idname= "SCENE_OT_freestyle_lineset_copy";
+	ot->description="Create a copy of the active line set";
+	
+	/* api callbacks */
+	ot->exec= freestyle_lineset_copy_exec;
+	ot->poll= freestyle_active_lineset_poll;
+
+	/* flags */
+	ot->flag= OPTYPE_REGISTER|OPTYPE_UNDO;
+}
 static int freestyle_lineset_remove_exec(bContext *C, wmOperator *UNUSED(op))
 {
 	Scene *scene= CTX_data_scene(C);