drawgrid.m

来自「AFD - Advanced Filter Design using MATLA」· M 代码 · 共 34 行

function [x,y] = drawgrid(x0,y0,dx,ds,F,Nx,Ny)

% drawgrid.m  Draw GRID
% 8:12PM  9/18/99
%
%            Drawing Filter Realizations
%
%   Authors: Miroslav D. Lutovac, Dejan V. Tosic, 1999.02.21
%                 [e-mail]
%                 [e-mail]
%
%   Copyright (c) 1999 by Lutovac & Tosic
%   $Revision: 1.0 $  $Date: 1999/08/21 02:17:42 $
%
%   References:
%        Miroslav D. Lutovac, Dejan V. Tosic, Brian L. Evans
%           Advanced Filter Design for Signal Processing
%                   Using MATLAB and Mathematica
%
% [x,y]= drawgrid(x0,y0,dx,ds,F,Nx,Ny);

x = zeros(1,4*Nx);
y = zeros(1,4*Ny);
x = x0+1: x0+4*Nx;
for ind =1:4*Ny; xx(ind,:) = x; end
y = y0+1: y0+4*Ny;

line(xx,y,'LineStyle','.','Color','m')

ax = [x0  x0+dx*Nx  y0  y0+dx*Ny];
axis(ax)
axis('equal')