gluScaleImage Interface to
OpenGL function gluScaleImage
usage: [ r, dataOut ] = gluScaleImage( format, wIn, hIn, typeIn, dataIn, wOut, hOut, typeOut )
C function: GLint gluScaleImage(GLenum format, GLsizei wIn, GLsizei hIn, GLenum typeIn, const void* dataIn, GLsizei wOut, GLsizei hOut, GLenum typeOut, GLvoid* dataOut)
Psychtoolbox/PsychOpenGL/MOGL/wrap/_gluScaleImage.m