public Plane(Vector3 normal, double distance) {
this.normal = normal;
this.distance = distance;
this.planeOrigin = normal.clone().multiply(distance);
this.planeZRotation = normal.clone().getRotationTo(new Vector3(0, 0, 1));
this.inversePlaneZRotation = planeZRotation.clone().inverse();
}
/**
* create Hesse Normal Plane from 3 points
*
* @param p0 point 1
* @param p1 point 2
* @param p2 point 3
* @return returns plane in following form {nx,ny,nz,d}
*/
protected static Plane createHessePlane(Vector3 p0, Vector3 p1, Vector3 p2) {
// Vector3s
Vector3 a = p1.clone().subtract(p0);
Vector3 b = p2.clone().subtract(p0);
// cross product -> normal Vector3
Vector3 normal = a.cross(b);
normal.normalize();
// distance to origin
Vector3 scale = p0.clone().multiply(normal);
double distance = scale.x + scale.y + scale.z;
return new Plane(normal, distance);
}
public Point2D transferTo2D(Vector3 point) {
point = point.clone();
point.subtract(planeOrigin);
point.rotateBy(planeZRotation);
return new Point2D(point.x, point.y);
}
