Beispiel #1
0
        public void ApplyRandomForce()
        {
            Vector3 pos   = new NxVec3(Rand.Uniform(-4.0f, 4.0f), Rand.Uniform(-4.0f, 4.0f), Rand.Uniform(-4.0f, 4.0f));
            float   force = Rand.Uniform(_bodyActor.Mass * 0.5f, _bodyActor.Mass * 2.0f);

            _bodyActor.AddForceAtLocalPos(new Vector3(0, force * 100.0f, 0), pos);
        }
Beispiel #2
0
        public void StandUp()
        {
            NxVec3 pos   = _bodyActor.GlobalPosition + new Vector3(0, 2, 0);
            Matrix rot   = _bodyActor.GlobalOrientation;
            NxVec3 front = Vector3.TransformNormal(new NxVec3(1, 0, 0), rot);

            front.Y = 0;
            front.Normalize();

            float dotproduct = front.X;

            float angle = Math.Sign(-front.Z) * (float)Math.Acos(dotproduct);

            rot = Matrix.RotationY(angle);

            _bodyActor.GlobalPosition    = pos;
            _bodyActor.GlobalOrientation = rot;
            _bodyActor.LinearVelocity    = new NxVec3(0, 0, 0);
            _bodyActor.AngularVelocity   = new NxVec3(0, 0, 0);
        }
Beispiel #3
0
        private unsafe void _ComputeLocalVelocity()
        {
            NxVec3 relativeVelocity;

            _ComputeMostTouchedActor();

            if (_mostTouchedActor == null || !_mostTouchedActor.IsDynamic)
            {
                relativeVelocity = _bodyActor.LinearVelocity;
            }
            else
            {
                relativeVelocity = _bodyActor.LinearVelocity - _mostTouchedActor.LinearVelocity;
            }

            _localVelocity = relativeVelocity;
            Matrix rotation = Matrix.Invert(_bodyActor.GlobalOrientation);

            Vector3.TransformNormal(ref _localVelocity, ref rotation, out _localVelocity);
        }