code: public void setOrientation(double upX, double upY, double upZ) {
          this.upX = upX;
          this.upY = upY;
          this.upZ = upZ;
      }
docs: Sets which axis is facing upward.
  
  @param upX
  Setting which axis is facing upward; usually 0.0, 1.0, or -1.0.
  @param upY
  Setting which axis is facing upward; usually 0.0, 1.0, or -1.0.
  @param upZ
  Setting which axis is facing upward; usually 0.0, 1.0, or -1.0.