Protogame.FirstPersonControllerPhysicsComponent.Update C# (CSharp) Méthode

        public void Update(ComponentizedEntity entity, IGameContext gameContext, IUpdateContext updateContext)
        {
            if (!Enabled)
            {
                return;
            }

            if (_jitterWorld != _physicsEngine.GetInternalPhysicsWorld())
            {
                // TODO: Deregister rigid bodies from old world.
                if (_jitterWorld != null && _physicsControllerConstraint != null)
                {
                    _jitterWorld.RemoveConstraint(_physicsControllerConstraint);
                    _physicsControllerConstraint = null;
                }
                _jitterWorld = _physicsEngine.GetInternalPhysicsWorld();
            }

            if (_physicalComponent.RigidBodies.Length > 0 && _physicalComponent.RigidBodies[0] != _rigidBody)
            {
                if (_physicsControllerConstraint != null)
                {
                    _jitterWorld.RemoveConstraint(_physicsControllerConstraint);
                    _physicsControllerConstraint = null;
                }
            }

            if (_physicalComponent.RigidBodies.Length > 0)
            {
                if (_physicsControllerConstraint == null)
                {
                    _physicsControllerConstraint = new PhysicsControllerConstraint(
                        _jitterWorld,
                        _physicalComponent.RigidBodies[0]);
                    _jitterWorld.AddConstraint(_physicsControllerConstraint);
                }

                _physicsControllerConstraint.TargetVelocity = TargetVelocity.ToJitterVector();
                _physicsControllerConstraint.TryJump = TryJump;
                _physicsControllerConstraint.JumpVelocity = JumpVelocity;
                _physicsControllerConstraint.Stiffness = Stiffness;

                if (TargetVelocity.LengthSquared() > 0f)
                {
                    // Wake up the rigid body.
                    _physicalComponent.RigidBodies[0].IsActive = true;
                }
            }
        }