   opengles terrain and fly lines
  I use vincent opengles lib and EVC Draw terrain on PPC2003 simulator, at the very start everything is right ,but when translated foward(-Z),numbers of fly lines appeared,anyone know why this happened? thanks!   
  here has two picture for this questionhttp://topic.csdn.net/u/20100331/15/3d1fc111-a660-496e-8b07-41e2db4e4ecd.html   