Merge pull request #6809 from volzhs/graphedit-zoom

Fix GraphEdit connection wire when zoom in/out

scene/gui/graph_edit.cpp

@@ -151,7 +151,7 @@ void GraphEdit::_update_scroll_offset() {
 		}
 	}
 
-	connections_layer->set_pos(-Point2(h_scroll->get_val(),v_scroll->get_val())*zoom);
+	connections_layer->set_pos(-Point2(h_scroll->get_val(),v_scroll->get_val()));
 	set_block_minimum_size_adjust(false);
 	awaiting_scroll_offset_update=false;
 
@@ -650,8 +650,8 @@ void GraphEdit::_draw_cos_line(CanvasItem* p_where,const Vector2& p_from, const
 		cp_offset=MAX(MIN(cp_len-diff,cp_neg_len),-diff*0.5);
 	}
 
-	Vector2 c1 = Vector2(cp_offset,0);
-	Vector2 c2 = Vector2(-cp_offset,0);
+	Vector2 c1 = Vector2(cp_offset*zoom,0);
+	Vector2 c2 = Vector2(-cp_offset*zoom,0);
 
 	int lines=0;
 	_bake_segment2d(p_where,0,1,p_from,c1,p_to,c2,0,3,9,8,p_color,p_to_color,lines);
@@ -726,9 +726,9 @@ void GraphEdit::_connections_layer_draw() {
 				continue;
 			}
 
-			Vector2 frompos=gfrom->get_connection_output_pos(E->get().from_port)+gfrom->get_offset();
+			Vector2 frompos=gfrom->get_connection_output_pos(E->get().from_port)+gfrom->get_offset()*zoom;
 			Color color = gfrom->get_connection_output_color(E->get().from_port);
-			Vector2 topos=gto->get_connection_input_pos(E->get().to_port)+gto->get_offset();
+			Vector2 topos=gto->get_connection_input_pos(E->get().to_port)+gto->get_offset()*zoom;
 			Color tocolor = gto->get_connection_input_color(E->get().to_port);
 			_draw_cos_line(connections_layer,frompos,topos,color,tocolor);
 
@@ -1052,6 +1052,7 @@ void GraphEdit::set_zoom(float p_zoom) {
 	top_layer->update();
 
 	_update_scroll();
+	connections_layer->update();
 
 	if (is_visible()) {