static Mat4 lookAt(Vec4 eye, Vec4 at, Vec4 up) { final Vec4 u = VectorMath.normalize(VectorMath.cross(up, n));
final Vec4 v = VectorMath.normalize(VectorMath
接下来,我想也许我可以有一个带有静态方法的单例/scala对象,这些方法可以在Vector3f上运行,如下所示,但这也是行不通的: def *(factor: Float, vector: Vector3f) = vector.mult(factor)import VectorMath._
var v =var u = 1.2f * v; //this does not work, because Float d