ContactConstraint class
class ContactConstraint { List<ContactConstraintPoint> points; final vec2 localNormal; final vec2 localPoint; final vec2 normal; final mat2 normalMass; //TODO(gregbglw): What does K mean? Find out and change the name. final mat2 K; Body bodyA; Body bodyB; int type; num radius; num friction; num restitution; int pointCount; Manifold manifold; ContactConstraint() : points = new List<ContactConstraintPoint>(Settings.MAX_MANIFOLD_POINTS), pointCount = 0, manifold = null, localNormal = new vec2.zero(), localPoint = new vec2.zero(), normal = new vec2.zero(), normalMass = new mat2.zero(), K = new mat2.zero() { for (int i = 0; i < Settings.MAX_MANIFOLD_POINTS; i++) { points[i] = new ContactConstraintPoint(); } } void setFrom(ContactConstraint cp) { pointCount = cp.pointCount; localNormal.copyFrom(cp.localNormal); localPoint.copyFrom(cp.localPoint); normal.copyFrom(cp.normal); normalMass.copyFrom(cp.normalMass); K.copyFrom(cp.K); bodyA = cp.bodyA; bodyB = cp.bodyB; type = cp.type; radius = cp.radius; friction = cp.friction; restitution = cp.restitution; manifold = cp.manifold; for(int i=0; i<cp.pointCount; i++) { points[i].setFrom(cp.points[i]); } } String toString() { String result = 'localNormal: "$localNormal", localPoint: "$localPoint" ' 'normal: "$normal", radius: "$radius" friction: "$friction" ' 'restitution: "$restitution", pointCount: "$pointCount"'; return result; } }
Constructors
new ContactConstraint() #
ContactConstraint() : points = new List<ContactConstraintPoint>(Settings.MAX_MANIFOLD_POINTS), pointCount = 0, manifold = null, localNormal = new vec2.zero(), localPoint = new vec2.zero(), normal = new vec2.zero(), normalMass = new mat2.zero(), K = new mat2.zero() { for (int i = 0; i < Settings.MAX_MANIFOLD_POINTS; i++) { points[i] = new ContactConstraintPoint(); } }
Properties
num friction #
num friction
int pointCount #
int pointCount
List<ContactConstraintPoint> points #
List<ContactConstraintPoint> points
num radius #
num radius
num restitution #
num restitution
int type #
int type
Methods
void setFrom(ContactConstraint cp) #
void setFrom(ContactConstraint cp) { pointCount = cp.pointCount; localNormal.copyFrom(cp.localNormal); localPoint.copyFrom(cp.localPoint); normal.copyFrom(cp.normal); normalMass.copyFrom(cp.normalMass); K.copyFrom(cp.K); bodyA = cp.bodyA; bodyB = cp.bodyB; type = cp.type; radius = cp.radius; friction = cp.friction; restitution = cp.restitution; manifold = cp.manifold; for(int i=0; i<cp.pointCount; i++) { points[i].setFrom(cp.points[i]); } }
String toString() #
Returns a string representation of this object.
docs inherited from Object
String toString() { String result = 'localNormal: "$localNormal", localPoint: "$localPoint" ' 'normal: "$normal", radius: "$radius" friction: "$friction" ' 'restitution: "$restitution", pointCount: "$pointCount"'; return result; }