程序说明：



1.本程序实现了对字母顶点设定材质的设置；

2.本程序实现了对数字顶点设定材质的设置；

3.本程序实现了对所有顶点打光；

4.本程序实现了8个移动的光源；

5.环境光为全黑。



操作说明：



按1：开启/关闭平行光（默认关闭）

按2：开启/关闭点光灯（默认开启）

按3：开启/关闭聚光灯（默认关闭）

按4：开启/关闭萤火虫效果（默认关闭）

按5：开启/关闭Material1（默认开启）

按6：开启/关闭Material2（默认关闭）-Program: 1. This program implements the set of letters vertex set of materials　2 realized by the vertex set of digital material set　3 realized by the lighting of all vertices　4 This procedure achieved eight mobile sources　5 ambient light is black. Instructions: Press 1: on/off parallel to the light (off by default) by 2: On/Off point of light (turned on by default) by 3: On/Off spotlight (default off) at 4: On/Off firefly effect (off by default ) by 5: On/Off Material1 (enabled by default) by 6: On/Off Material2 (default off)