b2ManifoldPoint Struct Reference

A manifold point is a contact point belonging to a contact manifold. More...

List of all members.

Public Attributes

b2Vec2 localPoint1
 local position of the contact point in body1
b2Vec2 localPoint2
 local position of the contact point in body2
float32 separation
 the separation of the shapes along the normal vector
float32 normalForce
 the non-penetration force
float32 tangentForce
 the friction force
b2ContactID id
 uniquely identifies a contact point between two shapes


Detailed Description

A manifold point is a contact point belonging to a contact manifold.

It holds details related to the geometry and dynamics of the contact points. The point is stored in local coordinates because CCD requires sub-stepping in which the separation is stale.


The documentation for this struct was generated from the following file:
Generated on Fri Mar 7 23:58:18 2008 for Box2D by  doxygen 1.5.4