Product Documentation
Virtuoso Space-based Router Command Reference
Product Version IC23.1, September 2023

set_route_on_grid

set_route_on_grid 
-on_grid [ true | false ] 
| -style {hybrid_gridded | strictly_gridded | manufacturing}

Description

Chooses the on-grid setting for routing in the active design.

Arguments

-on_grid {true | false}

Chooses one of the following routing modes for the router:

false

(Equivalent to -style manufacturing) This is gridless mode. Permits routing off the routing grid. Edges of all shapes must be on the manufacturing grid. If the manufacturing grid is not defined, a warning message is issued.

true

(Default, equivalent to -style hybrid_gridded) The router tries to stay on a routing grid and can connect to off-grid pins following the manufacturing grid, if necessary. If either the manufacturing or the routing grid is not defined, a warning message is issued.

-style s_type

Specifies the grids that will be used for routing.

hybrid_gridded

(default, equivalent to -on_grid true) The router tries to stay on a routing grid and can connect to off-grid pins following the manufacturing grid, if necessary.

manufacturing

(Equivalent to -on_grid false) This is gridless mode. Edges of all shapes must be on the manufacturing grid.

strictly_gridded

Requires routing on a routing grid with no exceptions.

Related Topics

Design Configuration Commands

get_route_on_grid


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