protected bool AddConstraint()
{
vrPhysicsEngine physicsEngine = MiddleVR.VRPhysicsMgr.GetPhysicsEngine();
if (physicsEngine == null)
{
return(false);
}
if (m_PhysicsConstraint == null)
{
return(false);
}
bool addedToSimulation = false;
// Cannot fail since we require this component.
VRPhysicsBody body0 = GetComponent <VRPhysicsBody>();
VRPhysicsBody body1 = null;
if (m_ConnectedBody != null)
{
body1 = m_ConnectedBody.GetComponent <VRPhysicsBody>();
}
if (body0.PhysicsBody != null)
{
var scaleShearMatrix = MVRTools.ComputeScaleShearMatrixWorld(transform);
m_PhysicsConstraint.SetPosition(MiddleVRTools.FromUnity(scaleShearMatrix * Anchor));
m_PhysicsConstraint.SetAxis(MiddleVRTools.FromUnity(Axis));
m_PhysicsConstraint.SetLowerLimit(m_Limits.Min);
m_PhysicsConstraint.SetUpperLimit(m_Limits.Max);
m_PhysicsConstraint.SetReferencePosition(m_ZeroPosition);
m_PhysicsConstraint.SetBody(0, body0.PhysicsBody);
m_PhysicsConstraint.SetBody(1, body1 != null ? body1.PhysicsBody : null);
addedToSimulation = physicsEngine.AddConstraint(m_PhysicsConstraint);
if (addedToSimulation)
{
MiddleVRTools.Log(3, "[ ] The constraint '" + m_PhysicsConstraint.GetName() +
"' was added to the physics simulation.");
}
else
{
MiddleVRTools.Log(0, "[X] Failed to add the constraint '" +
m_PhysicsConstraintName + "' to the physics simulation.");
}
}
else
{
MiddleVRTools.Log(0, "[X] The PhysicsBody of '" + name +
"' for the hinge physics constraint '" + m_PhysicsConstraintName +
"' is null.");
}
return(addedToSimulation);
}
