city engine: getting started -...

City Engine: Getting Started Geri Miller

Overview

• Topics - Introduction to CityEngine - Working with CityEngine - Building a city

What is CityEngine? • Procedurally generate 3D urban content

Geometry + Attributes + Rules

What is CityEngine? • Interactive design in 3D

What are the uses for CityEngine

How is 3D city content created ? (1)

• Together, geometries, attributes, and procedural rules are used to create 3D urban content

Attributes

Geometry

Rules

How is 3D city content created ? (2)

• Geometries, attributes, and rules result in a procedural city modeling

• Rule-based 3D cities

What is procedural modeling? • 3D model creation using rules/algorithms

Iterative refinement

CityEngine and the ArcGIS system

Web

Mobile

Desktop

ArcGIS CityEngine

Analyze

Visualize

Create 2D/3D data

Design

Generate

Share

Building a city - Project structure • Workspace

- Project - Assets - Data - Images - Maps - Models - Rules - Scenes

Project structure • Workspace


Facades

Vegetation

Roofing

Streets



Vegetation Streets

Building footprints

Aerial imagery

Basemap Elevation

Mass models



SHP

GDB

OSM

DXF

KML

Imagery DAE

OBJ

Geospatial/2D data



Snapshots



Landuse

Aerial image

Land/water


- Project - Assets - Data - Images - Maps - Models - Rules - Scenes - Scripts

Venice.3ws


- Project - Assets - Data - Images - Maps - Models - Rules - Scenes - Scripts

OBJ 3DS

VOB FBX

DAE

RIB MAS

MI

ABC

GDB Generated

3D data



Streets.cga



Venice.cej

Model generation

Assets and textures

Shapes

Attributes CGA rules

3D model Optional

3D city (geo)design • Iterative analysis while designing

Design

Analyze Compare

city engine: getting started -...

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