Index: trunk/src/draw.h
===================================================================
--- trunk/src/draw.h	(revision 5987)
+++ trunk/src/draw.h	(revision 5988)
@@ -82,4 +82,17 @@
 void pcb_draw_layer(pcb_layer_t *, const pcb_box_t *);
 void pcb_erase_obj(int, void *, void *);
 
+/*#define PCB_BBOX_DEBUG*/
+
+#ifdef PCB_BBOX_DEBUG
+#define PCB_DRAW_BBOX(obj) \
+	do { \
+		pcb_gui->set_line_width(Output.fgGC, 0); \
+		pcb_gui->draw_rect(Output.fgGC, obj->BoundingBox.X1, obj->BoundingBox.Y1, obj->BoundingBox.X2, obj->BoundingBox.Y2); \
+	} while(0)
+#else
+#define PCB_DRAW_BBOX(obj)
 #endif
+
+
+#endif
Index: trunk/src/obj_arc.c
===================================================================
--- trunk/src/obj_arc.c	(revision 5987)
+++ trunk/src/obj_arc.c	(revision 5988)
@@ -666,6 +666,8 @@
 	if (!arc->Thickness)
 		return;
 
+	PCB_DRAW_BBOX(arc);
+
 	if (conf_core.editor.thin_draw)
 		pcb_gui->set_line_width(Output.fgGC, 0);
 	else
Index: trunk/src/obj_line.c
===================================================================
--- trunk/src/obj_line.c	(revision 5987)
+++ trunk/src/obj_line.c	(revision 5988)
@@ -794,6 +794,7 @@
 /*** draw ***/
 void _draw_line(pcb_line_t * line)
 {
+	PCB_DRAW_BBOX(line);
 	pcb_gui->set_line_cap(Output.fgGC, Trace_Cap);
 	if (conf_core.editor.thin_draw)
 		pcb_gui->set_line_width(Output.fgGC, 0);
Index: trunk/src/obj_pad.c
===================================================================
--- trunk/src/obj_pad.c	(revision 5987)
+++ trunk/src/obj_pad.c	(revision 5988)
@@ -374,6 +374,8 @@
 	if (clear && !mask && pad->Clearance <= 0)
 		return;
 
+	PCB_DRAW_BBOX(pad);
+
 	if (conf_core.editor.thin_draw || (clear && conf_core.editor.thin_draw_poly))
 		pcb_gui->thindraw_pcb_pad(gc, pad, clear, mask);
 	else
Index: trunk/src/obj_pinvia.c
===================================================================
--- trunk/src/obj_pinvia.c	(revision 5987)
+++ trunk/src/obj_pinvia.c	(revision 5988)
@@ -851,6 +851,8 @@
 	char buff[128];
 	const char *pn;
 
+	PCB_DRAW_BBOX(pv);
+
 	if (!pv->Name || !pv->Name[0]) {
 		pn = PCB_EMPTY(pv->Number);
 	}