To run Tree Route in a specific area:
- Open a design in the layout window.
- In the Navigator assistant, select a net. The instance pins on the selected net are highlighted in the layout window.
- In the Wire Assistant, select the design style as Automatic from the Design Style drop-down list.
- Select Tree Route as the routing flow from the Route Flow drop-down list.
- Ensure that Generate Trunks is selected in the Routing Steps group box.
- Select No Mesh from the Generate Trunks drop-down list.
- In the Navigator assistant, right-click the selected net.
- From the context-sensitive menu, click Select Area and Route with Wire Assistant Overrrides.
- With the net still selected in the Navigator assistant, use the mouse to select two points to digitize a box around the area of the net pins.
The routing result will show that only the area that was selected is routed.
