Texture binding, texture generate, texture filtering, texture subimage, texture mapping by procedural definition & using imagefile, mipmapping, texture environment setting (modulate/decal), texture distorting, texture transformation, flipbook animation, etc
http://dis.dankook.ac.kr/lectures/cg08/entry/texture-mapping-예제

Texture filtering & environment paramaters
http://dis.dankook.ac.kr/lectures/cg08/entry/texture-filtering-environment-parameters-예제

Texture generation
http://dis.dankook.ac.kr/lectures/cg08/entry/texture-generation-예제