drawsc1.m

AFD - Advanced Filter Design using MATLABMiroslav D. Lutovac, Dejan V. Tosicversion 1.00 released 15

function drsc1 = drawsc1(x0,y0,dx,ds,F)

% drawsc1.m  Draw SC mode1 biquad
% 4:18  22/2/99
%
%            Album of SC Filter Realizations
%
%   Authors: Dejan V. Tosic, Miroslav D. Lutovac, 1999.02.21
%                 [e-mail]
%                 [e-mail]
%
%   Copyright (c) 1999 by Tosic & Lutovac
%   $Revision: 1.0 $  $Date: 1999/02/21 02:17:42 $
%
%   References:
%        Miroslav D. Lutovac, Dejan V. Tosic, Brian L. Evans
%           Advanced Filter Design for Signal Processing
%                   Using MATLAB and Mathematica
%

xm6 = x0 - 3.0*dx; xm3 = x0 - 1.5*dx; 
x01 = x0 - 0.35*dx; 
x00 = x0; xp2 = x0 + dx; xp3 = x0 + 1.25*dx;
xp5 = x0 + 2.0*dx; xp6 = x0 + 2.5*dx;
xp7 = x0 + 3.0*dx; xp8 = x0 + 3.5*dx;
xp9 = x0 + 4.0*dx; xp10= x0 + 4.5*dx;
xp12= x0 + 6.0*dx; ym3 = y0 - 1.5*dx; 
ym1 = y0 - 0.5*dx; ym2 = y0 - 1.0*dx;
y00 = y0;
y01 = y0+dx/8;
y02 = y0 - dx/4;
yp1 = y0 + 0.5*dx; yp2 = y0 + dx;
yp3 = y0 + 1.5*dx; yp4 = y0 + 2.0*dx;
yp5 = y0 + 2.5*dx; yp6 = y0 + 3.0*dx;
yp7 = y0 + 3.5*dx; yp8 = y0 + 4.0*dx;
 drawtext(xm6, yp5,  'Mode 1',F+1)
 drawopam(xm3, yp1, x00, 'A', 1, ds,F)
 drawampt(x00, y01, xp3, ' ', 0, ds*3/4,F)
 drawamp(xp3, y01, xp6, 'k/s', ' ', 0, ds*3/4,F+1)
 drawamp(xp6, y01, xp9, 'k/s', ' ', 0, ds*3/4,F+1)
 drawin(xm6, yp2, 'V1', 2,1,F)
 drawr(xm3, yp4, x00, 'R2', 0, ds/2,F)
 drawr(xm3, yp6, xp6,'R3', 0, ds/2,F)
 drawr(xm6, yp2, xm3, 'R1', 0, ds/2,F)
 drawjunc(xm3, yp4, 'V2', 4,1,F)
 drawjunc(x00, yp1, 'V3', 3,1,F)
 drawjunc(xp6, y01, 'V5', 6,1,F)
 drawjunc(xp9, y01, 'V6', 0,1,F)
 drawjunc(xp3,y01, 'V4', 2,1,F)
 drawjunc(xm3, yp2, ' ', 4,1,F)
 drawgrnd(x00, y02, 0, ds/2)
 drawgrnd(xm3, y00, 0, ds/2)
 drawj(xm3, yp2, xm3, yp6, 0)
 drawj(xp6, y01, xp6, yp6, 0)
 drawj(x00, yp1, x00, yp4, 0)
 drawj(x00, y01, x01, ym2, 0)
 drawj(x01, ym2, xp9, y01, 0)
axis('equal')
axis('off')