www.gusucode.com > signal 工具箱matlab源码程序 > signal/@filtdes/@abstractDesignMethodwFs/drawmasknresp.m
function drawmasknresp(d, Hd) %DRAWMASKNRESP Draw the mask and the response % Author(s): J. Schickler % Copyright 1988-2004 The MathWorks, Inc. HdNew = dfilt.dfiltwfs(Hd, getnyquist(d)*2); opts = getfvtooloptions(d); if ~strncmpi(d.frequnits, 'normalized', 10), opts = {opts{:}, 'NormalizedFrequency', 'Off'}; end h = fvtool(HdNew, opts{:}, 'DesignMask', 'On'); % [EOF]