Webots User Guide

previous page go up next page

Foreword

Thanks

1.Installing Webots

2.Upgrading from Webots 2

3.Getting Started with Webots

4.Tutorial: Modelling and simulating your robot

5.Robot and Supervisor Controllers

6.Tutorial: Using the KheperaTM robot

7.ALife Contest

     

2.1 World

You first have to edit your Webots 2.0 world with a text editor to make it understandable by Webots . This operation is however fairly straightforward as explained in the following instructions:

2.1.1 Header of the file

The first line of the file has to be changed as follows:

Replace

#WEBOTS V2.0 utf8

by

#VRML_SIM V3.0 utf8

After this header, remove

Group { children [

at the beginning of the file and

] }

at the end of the file.

2.1.2 Nodes

Some Webots 2 nodes no longer exist: Ball, Can, Ground, KheperaFeeder, Lamp, Wall, Alice, AliceIRCom, Khepera, KheperaK213, KheperaK6300, KheperaGripper, KheperaPanoramic. They must be replaced by their new equivalents, as illustrated in table 2.1.

Nodes in Webots 2 Nodes in Webots including (Webots )
Ball Solid Sphere
Can Solid Cylinder
Ground Solid ElevationGrid
Lamp PointLight
Wall Solid Extrusion
Alice DifferentialWheels DistanceSensor
AliceIRCom Receiver
Khepera DifferentialWheels DistanceSensor
KheperaFeeder Charger
KheperaGripper Servo Gripper
KheperaK213 Camera
KheperaK6300 Camera
KheperaPanoramic several Camera

Table 2.1: Node equivalents between Webots 2 and Webots

previous page go up next page
^ page top ^

  E-mail to webmaster Last updated: Copyright © 2002 Cyberbotics Ltd.