Distorted Android

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// return quat1*quat(rx,ry,rz,rw)

    public static void quatMultiply( float[] ret, Static4D quat1, float rx, float ry, float rz, float rw )

      {

      float qx = quat1.get0();

      float qy = quat1.get1();

      float qz = quat1.get2();

      float qw = quat1.get3();

      ret[0] = rw*qx - rz*qy + ry*qz + rx*qw;

      ret[1] = rw*qy + rz*qx + ry*qw - rx*qz;

      ret[2] = rw*qz + rz*qw - ry*qx + rx*qy;

      ret[3] = rw*qw - rz*qz - ry*qy - rx*qx;

      }