www.gusucode.com > signal 工具箱matlab源码程序 > signal/@filtdes/@bpmagul/maskinfo.m
function cmd = maskinfo(hObj, d) %MASKINFO Return the mask information % Author(s): J. Schickler % Copyright 1988-2003 The MathWorks, Inc. astop1 = get(d, 'Dstop1Upper'); apass = get(d, 'DpassUpper'); astop2 = get(d, 'Dstop2Upper'); astopp = -max(astop1, astop2); cmd{1}.magfcn = 'stop'; cmd{1}.amplitude = [astop1 -d.Dstop1Lower]; cmd{1}.filtertype = 'highpass'; cmd{1}.magunits = 'linear'; cmd{1}.tag = 'stop1'; cmd{2}.magfcn = 'pass'; cmd{2}.amplitude = [d.DpassUpper -d.DpassLower]/2; cmd{2}.filtertype = 'bandpass'; cmd{2}.magunits = 'linear'; cmd{2}.astop = astopp; cmd{3}.magfcn = 'stop'; cmd{3}.amplitude = [astop2 -d.Dstop2Lower]; cmd{3}.filtertype = 'lowpass'; cmd{3}.magunits = 'linear'; cmd{3}.tag = 'stop2'; % [EOF]