GLfloat glightmodel[] = {0.2,0.2,0.2,1};
GLfloat emission[] = {0.0, 0.3, 0.3, 1.0};
+GLfloat lightBallSize = 0.2;
+
/* Zoom and rotate tracking */
GLfloat zoom = 0.0, rotate = 0.0, camAngle = 40.0;
GLfloat zoomFactor = 0.2, camRotateFactor = 0.5, camAngleFactor = 0.5;