1GL_NV_point_sprite
2https://www.khronos.org/registry/OpenGL/extensions/NV/NV_point_sprite.txt
3GL_NV_point_sprite
4
5	GL_POINT_SPRITE_NV 0x8861
6	GL_COORD_REPLACE_NV 0x8862
7	GL_POINT_SPRITE_R_MODE_NV 0x8863
8	void glPointParameteriNV (GLenum pname, GLint param)
9	void glPointParameterivNV (GLenum pname, const GLint* params)
10