/**
* Returns the z component of the cross product between vectors BC and BA.
*/
- public static float crossProductZ(ResultPoint pointA, ResultPoint pointB, ResultPoint pointC) {
+ private static float crossProductZ(ResultPoint pointA, ResultPoint pointB, ResultPoint pointC) {
float bX = pointB.x;
float bY = pointB.y;
return ((pointC.x - bX) * (pointA.y - bY)) - ((pointC.y - bY) * (pointA.x - bX));