glGetTexLevelParameteriv Interface to
OpenGL function glGetTexLevelParameteriv
usage: params = glGetTexLevelParameteriv( target, level, pname )
C function: void glGetTexLevelParameteriv(GLenum target, GLint level, GLenum pname, GLint* params)
Psychtoolbox/PsychOpenGL/MOGL/wrap/glGetTexLevelParameteriv.m