protected void set(LineAttributesRetained lr) {
   super.set(lr);
   lineWidth = lr.lineWidth;
   linePattern = lr.linePattern;
   linePatternScaleFactor = lr.linePatternScaleFactor;
   linePatternMask = lr.linePatternMask;
   lineAntialiasing = lr.lineAntialiasing;
 }
 protected void set(TexCoordGenerationRetained tr) {
   super.set(tr);
   genMode = tr.genMode;
   format = tr.format;
   enable = tr.enable;
   planeS.set(tr.planeS);
   planeT.set(tr.planeT);
   planeR.set(tr.planeR);
 }