Iphone手机开发的关于OpenGL、2D图形设计的示例程序，可以直接用X-code开发工具和Iphone模拟器运行。-Iphone mobile phone about the development of OpenGL, 2D graphic design of the sample programs can be directly used for X-code development tools and Iphone simu

this is a "QuartzDemo"

Quartz for graphics demo (Objective c Xcode)in Iphone-Quartz for graphics demo (Objective c Xcode) in Iphone .............................