Product Documentation
Virtuoso Placer User Guide
Product Version IC23.1, March 2023

leSnapGridHorizontal

leSnapGridHorizontal string f_pitch f_offset f_offsetFlippedOrientation

Defines a horizontal grid to snap devices, standard cells, block-level cells, and passives with orientations R0, MY, or R180. You can define this property either on the cell master or as an optional override on the instance.

Snapping is skipped for instances that have been rotated (with orientations: R90, R270, MYR90, and MXR90).

The lower-left corner of the instance PR boundary is considered the reference for instance snapping. In the absence of a PR boundary, the instance origin is the reference.

Example

dbCreateProp(master_cellView "leSnapGridHorizontal" "string" "3 5 1")
;; Override the master’s property
dbCreateProp(instance "leSnapGridHorizontal" "string" "4 5 1")

Related Topics

Setting the Assisted Placement Options in the Placement Options Form

Setting Automatic Placement Options in the Placement Options Form

Setting Common Options in the Placement Options Form

Running the Automatic Placer


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