纹理映射，包括纹理贴图，纹理滤波，纹理的凹凸映射等等。纹理采用各种贴图，各种滤波方式

代码说明：

纹理映射，包括纹理贴图，纹理滤波，纹理的凹凸映射等等。纹理采用各种贴图，各种滤波方式-Texture mapping, including texture mapping, texture filtering, texture bump mapping and so on. Texture using a variety of textures, a variety of filtering methods