grass  7.8.6
About: GRASS (Geographic Resources Analysis Support System) is a raster- and vector-based GIS, image processing system, graphics production system and spatial modeling system.
  Fossies Dox: grass-7.8.6.tar.gz  ("unofficial" and yet experimental doxygen-generated source code documentation)  

Vector TINs

Table of Contents

by GRASS Development Team (https://grass.osgeo.org)

This page needs to be enhanced.

Short introduction

TINs are simply created as 2D/3D vector polygons consisting of 3 vertices. See Vect_tin_get_z().