public void JointDataCreateStiffSpringTest()
{
var positionAinA = new float3(0.0f, 1.0f, 2.0f);
var positionBinB = new float3(1.0f, 0.0f, 3.0f);
var minDistance = 1.0f;
var maxDistance = 10.0f;
var jointDataRef = JointData.CreateStiffSpring(positionAinA, positionBinB, minDistance, maxDistance);
var jointData = jointDataRef.Value;
Assert.AreEqual(positionAinA, jointData.AFromJoint.Translation);
Assert.AreEqual(positionBinB, jointData.BFromJoint.Translation);
Assert.AreEqual(1, jointData.Version);
Assert.AreEqual(1, jointData.NumConstraints);
var constraint = jointDataRef.Value.Constraints[0];
Assert.AreEqual(new bool3(true), constraint.ConstrainedAxes);
Assert.AreEqual(ConstraintType.Linear, constraint.Type);
Assert.AreEqual(1.0f, constraint.Min);
Assert.AreEqual(10.0f, constraint.Max);
Assert.AreEqual(Constraint.DefaultSpringFrequency, constraint.SpringFrequency);
Assert.AreEqual(Constraint.DefaultSpringDamping, constraint.SpringDamping);
}
public override unsafe void Create(EntityManager entityManager)
{
if (AutoSetConnected)
{
PositionLocal = math.transform(math.inverse(worldFromA), math.transform(worldFromB, PositionInConnectedEntity));
}
CreateJointEntity(JointData.CreateStiffSpring(
PositionLocal, PositionInConnectedEntity,
MinDistance, MaxDistance),
entityManager);
}