static float vDist(float[] v1, float[] v2) {
        float dx = v2[0] - v1[0];
        float dy = v2[1] - v1[1];
        float dz = v2[2] - v1[2];
        return (float) Math.sqrt(dx * dx + dy * dy + dz * dz);
    }
static float vDist ( float [ ] v1 , float [ ] v2 ) { float dx = v2 [ 0 ] - v1 [ 0 ] ; float dy = v2 [ 1 ] - v1 [ 1 ] ; float dz = v2 [ 2 ] - v1 [ 2 ] ; return ( float ) Math . sqrt ( dx * dx + dy * dy + dz * dz ) ; }
/ @return The distance between the two points.