glSeparableFilter2D Interface to
OpenGL function glSeparableFilter2D
usage: glSeparableFilter2D( target, internalformat, width, height, format, type, row, column )
C function: void glSeparableFilter2D(GLenum target, GLenum internalformat, GLsizei width, GLsizei height, GLenum format, GLenum type, const GLvoid* row, const GLvoid* column)
Psychtoolbox/PsychOpenGL/MOGL/wrap/glSeparableFilter2D.m