QuadraticFilter 94 Magick++/demo/zoom.cpp filter=QuadraticFilter; QuadraticFilter 582 Magick++/lib/Magick++/Include.h using MagickCore::QuadraticFilter; QuadraticFilter 1106 magick/option.c { "Quadratic", QuadraticFilter, UndefinedOptionFlag, MagickFalse }, QuadraticFilter 776 magick/resize.c { QuadraticFilter, BoxFilter }, /* Quadratic Gaussian approx */