Index: trunk/src_plugins/lib_netmap/placement.c
===================================================================
--- trunk/src_plugins/lib_netmap/placement.c	(revision 35919)
+++ trunk/src_plugins/lib_netmap/placement.c	(revision 35920)
@@ -61,7 +61,7 @@
 			}
 			if (tr.on_bottom) {
 				int n;
-				pcb_data_mirror(proto->data, 0, PCB_TXM_SIDE, 1, 0);
+				pcb_data_mirror(proto->data, ctx->fix_ymirr ? -ctx->pcb->hidlib.size_y : 0, PCB_TXM_SIDE, 1, 0);
 				for(n = 0; n < proto->data->LayerN; n++) {
 					pcb_layer_t *ly = proto->data->Layer + n;
 					ly->meta.bound.type = pcb_layer_mirror_type(ly->meta.bound.type);
Index: trunk/src_plugins/lib_netmap/placement.h
===================================================================
--- trunk/src_plugins/lib_netmap/placement.h	(revision 35919)
+++ trunk/src_plugins/lib_netmap/placement.h	(revision 35920)
@@ -9,6 +9,7 @@
 	htscp_t subcs;   /* value is a normalized subc prototype */
 	pcb_board_t *pcb;
 	pcb_data_t data; /* temp buffer to place prototype subcs in */
+	unsigned fix_ymirr;
 } pcb_placement_t;
 
 void pcb_placement_init(pcb_placement_t *ctx, pcb_board_t *pcb);