/**
* Creates a manifold point as a copy of the given point
* @param cp point to copy from
*/
public ManifoldPoint(ManifoldPoint cp)
{
localPoint = cp.localPoint.clone();
normalImpulse = cp.normalImpulse;
tangentImpulse = cp.tangentImpulse;
id = new ContactID(cp.id);
}
/**
* Sets this manifold point form the given one
* @param cp the point to copy from
*/
public void set(ManifoldPoint cp)
{
localPoint.set(cp.localPoint);
normalImpulse = cp.normalImpulse;
tangentImpulse = cp.tangentImpulse;
id.set(cp.id);
}
/**
* creates a manifold with 0 points, with it's points array full of instantiated ManifoldPoints.
*/
public Manifold()
{
points = new ManifoldPoint[Settings.maxManifoldPoints];
for (int i = 0; i < Settings.maxManifoldPoints; i++)
{
points[i] = new ManifoldPoint();
}
localNormal = new Vec2();
localPoint = new Vec2();
pointCount = 0;
}
/**
* Creates this manifold as a copy of the other
*
* @param other
*/
public Manifold(Manifold other)
{
points = new ManifoldPoint[Settings.maxManifoldPoints];
localNormal = other.localNormal.clone();
localPoint = other.localPoint.clone();
pointCount = other.pointCount;
type = other.type;
// djm: this is correct now
for (int i = 0; i < Settings.maxManifoldPoints; i++)
{
points[i] = new ManifoldPoint(other.points[i]);
}
}