Index: trunk/src/conf_core.h
===================================================================
--- trunk/src/conf_core.h	(revision 7704)
+++ trunk/src/conf_core.h	(revision 7705)
@@ -56,6 +56,7 @@
 		CFT_BOOLEAN description;           /* display element description as element name, instead of value */
 		CFT_BOOLEAN name_on_pcb;           /* display Reference Designator as element name, instead of value */
 		CFT_BOOLEAN fullscreen;            /* hide widgets to make more room for the drawing */
+		CFT_REAL route_radius;             /* temporary: route draw helper's arc radius at corners (factor of the trace thickness) */
 		CFT_REAL layer_alpha;              /* alpha value for layer drawing */
 		CFT_REAL drill_alpha;              /* alpha value for drill drawing */
 
Index: trunk/src/route.c
===================================================================
--- trunk/src/route.c	(revision 7704)
+++ trunk/src/route.c	(revision 7705)
@@ -316,7 +316,7 @@
 
 
 	/* Set radius to 0 for standard 45/90 operation */
-	const pcb_coord_t radius = thickness * 4.0;
+	const pcb_coord_t radius = thickness * conf_core.editor.route_radius;
 
 	/* If the line can be drawn directly to the target then add a single line segment. */
 	if(PCB->RatDraw || conf_core.editor.all_direction_lines) {