plotit

来自「remez算法设计FIR滤波器源码」· 代码 · 共 9 行

#!/bin/sh
#
# plot resulting filter frequency response
# together with the original parameters
#
( echo "set logscale x" ;
  echo "plot \"fft.plt\" with lines,\"param.plt\" with lines" ;
  echo "pause 999" ) | gnuplot