-extern GLfloat zoomFactor, rotateFactor, camAngleFactor;
-extern GLfloat leftrightFactor, nearfarFactor, bigsmallFactor, updownFactor;
+extern GLfloat zoomFactor, camRotateFactor, camAngleFactor;
+extern GLfloat leftrightFactor, nearfarFactor, bigsmallFactor, updownFactor, rotateFactor, texscaleFactor;