--- title: "CG_IsPlanar" draft: false hidden: true ---
CG_IsPlanar
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Name

CG_IsPlanar — Check if a surface is or not planar

Synopsis

boolean CG_IsPlanar ( geometry geom ) ;

Description

Availability: 3.5.0

This method needs SFCGAL backend.

This function supports 3d and will not drop the z-index.

This function supports Polyhedral surfaces.

This function supports Triangles and Triangulated Irregular Network Surfaces (TIN).