public void Update()
{
lock (Transformation)
{
var tRotationMatrix = Matrix4.CreateFromQuaternion(Transformation.GetOrientation().Inverted());
var tViewMatrix = Matrix4.CreateTranslation(-Transformation.GetPosition()) * RotationMatrix;
if (cone == null)
{
var tcone = FrustumCone.Create(Transformation.GetPosition(), tViewMatrix, ProjectionMatrix);
cone = tcone;
}
else
{
FrustumCone.Update(cone, Transformation.GetPosition(), tViewMatrix, ProjectionMatrix);
}
RotationMatrix = tRotationMatrix;
ViewMatrix = tViewMatrix;
VPMatrix = Matrix4.Mult(ViewMatrix, ProjectionMatrix);
}
}
