Product Documentation
Virtuoso Layout Suite XL: Basic Editing User Guide
Product Version IC23.1, November 2023

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Snap Pattern Snapping for FinFET Devices in Layout Editor

Snap patterns help to ensure that placement constraints defining width and spacing rules are honored when FinFET devices are created or edited. You can define snap patterns for each layer-purpose pair on which FinFET devices are placed. You can display fin grids on the layout canvas and automatically snap shapes and design objects to a fin grid.

Snap pattern snapping is supported in the Create Rectangle, Create Pin, Create Instance, Create Via, Create Wire, Copy, Move, Stretch, Flip, Rotate, Yank and Paste, and Repeat Copy commands.

Snap pattern definitions (snapPatternDefs) can be local or global. A local snap pattern definition is drawn using a snap pattern shape in the layout. A global snap pattern definition can be activated through either a constraint or by drawing a corresponding snap pattern shape.

Related Topics

Turning On Snap Pattern Snapping

Controlling the Display of Snap Patterns

Object Snapping to Local Snap Pattern Shapes

Track Group Snapping

Object Snapping to Global Snap Pattern Grid

Snap Pattern Display Controls in the Palette Assistant

Instance Placement Modes

Object Snapping in singleTrackCenter Snapping Mode

Snap Pattern Display Packets


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