Disallow loopback connection in visual scripts and visual shaders

(cherry picked from commit 21ca9f6c7c)
2019-04-24 08:44:48 +03:00
parent 6cd6d3aa16
commit 9953b2ab43
2 changed files with 3 additions and 1 deletions
--- a/scene/resources/visual_shader.cpp
+++ b/scene/resources/visual_shader.cpp
@ -240,6 +240,9 @@ bool VisualShader::can_connect_nodes(Type p_type, int p_from_node, int p_from_po
 	if (!g->nodes.has(p_from_node))
 		return false;

+	if (p_from_node == p_to_node)
+		return false;
+
 	if (p_from_port < 0 || p_from_port >= g->nodes[p_from_node].node->get_output_port_count())
 		return false;