-/* Light 0 parameters */
-GLfloat diffuse0[]={1.0, 0.0, 0.0, 1.0};
-GLfloat ambient0[]={1.0, 0.0, 0.0, 1.0};
-GLfloat specular0[]={1.0, 0.0, 0.0, 1.0};
-GLfloat emission0[] = {0.0, 0.3, 0.3, 1.0};
+/* Zoom and rotate tracking */
+GLfloat zoom = 0.0, rotate = 0.0, camAngle = 40.0;
+GLfloat zoomFactor = 0.2, camRotateFactor = 0.5, camAngleFactor = 0.5;
+GLfloat leftrightFactor = 0.05, nearfarFactor = 0.1, bigsmallFactor = 0.6;
+GLfloat updownFactor = 0.03, rotateFactor = 0.8, texscaleFactor = 0.2;
+GLfloat lleftrightFactor = 0.005, lnearfarFactor = 0.05;