Fixed drawing issue

Author: WhiteNinjaZ

vpr/src/draw/draw_rr_edges.cpp

@@ -259,6 +259,7 @@ void draw_chanx_to_chany_edge(int chanx_node, int chanx_track, int chany_node, i
     y1 = chanx_bbox.bottom();
     x2 = chany_bbox.left();
 
+    // these values xhigh/low yhigh/low mark the cordinates for the begining and ends of the wire.
     chanx_xlow = rr_graph.node_xlow(RRNodeId(chanx_node));
     chanx_y = rr_graph.node_ylow(RRNodeId(chanx_node));
     chany_x = rr_graph.node_xlow(RRNodeId(chany_node));
@@ -267,8 +268,7 @@ void draw_chanx_to_chany_edge(int chanx_node, int chanx_track, int chany_node, i
     if (chanx_xlow <= chany_x) { /* Can draw connection going right */
         /* Connection not at end of the CHANX segment. */
         x1 = draw_coords->tile_x[chany_x] + draw_coords->get_tile_width();
-
-        if (rr_graph.node_direction(RRNodeId(chanx_node)) != Direction::BIDIR) {
+        if (rr_graph.node_direction(RRNodeId(chanx_node)) != Direction::BIDIR && (SwitchType)switch_type != SwitchType::SHORT) {
             if (edge_dir == FROM_X_TO_Y) {
                 if ((chanx_track % 2) == 1) { /* If dec wire, then going left */
                     x1 = draw_coords->tile_x[chany_x + 1];
@@ -279,12 +279,11 @@ void draw_chanx_to_chany_edge(int chanx_node, int chanx_track, int chany_node, i
     } else { /* Must draw connection going left. */
         x1 = chanx_bbox.left();
     }
-
     if (chany_ylow <= chanx_y) { /* Can draw connection going up. */
         /* Connection not at end of the CHANY segment. */
         y2 = draw_coords->tile_y[chanx_y] + draw_coords->get_tile_width();
 
-        if (rr_graph.node_direction(RRNodeId(chany_node)) != Direction::BIDIR) {
+        if (rr_graph.node_direction(RRNodeId(chany_node)) != Direction::BIDIR && (SwitchType)switch_type != SwitchType::SHORT) {
             if (edge_dir == FROM_Y_TO_X) {
                 if ((chany_track % 2) == 1) { /* If dec wire, then going down */
                     y2 = draw_coords->tile_y[chanx_y + 1];