fixed route drawing

SamuelHo10 · SamuelHo10 · commit 0c1cf2fc3646 · 2025-06-18T15:35:51.000-04:00
diff --git a/vpr/src/draw/draw_basic.cpp b/vpr/src/draw/draw_basic.cpp
@@ -592,6 +592,10 @@ void draw_routed_net(ParentNetId net_id, ezgl::renderer* g) {
             draw_state->draw_rr_node[inode].color = DEFAULT_RR_NODE_COLOR;
         }
 
+        if(rr_nodes_to_draw.empty() && rt_node.parent().has_value()) {
+            rr_nodes_to_draw.push_back(rt_node.parent().value().inode);
+        }
+
         rr_nodes_to_draw.push_back(inode);
 
         if (rt_node.is_leaf()) { // End of branch

Original file line number	Diff line number	Diff line change
`@@ -592,6 +592,10 @@ void draw_routed_net(ParentNetId net_id, ezgl::renderer* g) {`
`592`	`592`	`draw_state->draw_rr_node[inode].color = DEFAULT_RR_NODE_COLOR;`
`593`	`593`	`}`
`594`	`594`
	`595`	`+ if(rr_nodes_to_draw.empty() && rt_node.parent().has_value()) {`
	`596`	`+ rr_nodes_to_draw.push_back(rt_node.parent().value().inode);`
	`597`	`+ }`
	`598`	`+`
`595`	`599`	`rr_nodes_to_draw.push_back(inode);`
`596`	`600`
`597`	`601`	`if (rt_node.is_leaf()) { // End of branch`