3D geoinformation research group at TU Delft

Takes 2D GIS datasets and "3dfies" them by lifting each polygon to its height (obtained with LiDAR). Then outputs CityGML.

Website for the group

Website for the 3D Geoinfo 2018 conference

Validation of 3D primitives according to the international standard ISO19107

Website for the MSc Geomatics graduation thesis (GEO2010+GEO2020)

A JSON-based implementation of CityGML, easy-to-use and compact

CityGML ADE for storing metadata about the 3D city models.

Python CLI to process and manipulate CityJSON files

Source code for the website

An experimental utility to convert CityGML data to OBJ, featuring decoupling of objects and conversion of attributes to colours

C++ implementation of the Medial Axis Shrinking Ball algorithm

A basic procedural modelling engine for generating buildings and other features in CityGML

website for MSc Geomatics GEO5010

Web server for val3dity/prepair

Source code for

Validation and Automatic Repair of Planar Partitions

Automatic repair of single polygons (according to the OGC Simple Features / ISO19107 rules) using a constrained triangulation.

3D city model viewer for Mac

LaTeX template for the TU Delft A+BE PhD thesis series

small script to validate a CityGML file against the XSD schemas of CityGML (all versions supported)

Prints out all sort of useful information about a CityGML file

repository for the geo-bim project

Download tool for AHN2 that delivers a LAZ file with the points inside a bounding box drawn by the user.

An experimental utility to estimate the yearly solar irradiation of roof surfaces in CityGML

citygml valid

Validation of the semantic of CityGML LOD2 (based on normal orientations)

Automatic conversion of IFC models 2x3 to CityGML LOD 1/2/3/4