www.pudn.com > SpacetimeMatlabCode.rar > dispdes.m, change:2004-03-19,size:1990b

function dispdes(dlt,slt) 
 
%DISPDES Display designed code in a graphical form. 
%   DISPDES(DLT,SLT) picks-up the entries from DLT and SLT look-up 
%   tables and displays designed code in graphical form. The figure may 
%   be than exported into various graphical formats including JPEG, GIF,  
%   PostScript and inserted into the report. 
% 
%   See also LTABLE. 
 
 
[s,md,space_dim] = size(dlt); 
[l,foo,partran] = size(slt); 
 
% parallel trasitions check -> won't be displayed 
if partran > 1 
  slt = slt(:,:,1); 
end 
 
% figure size and offset adjustment 
switch md 
case 16 
  set(gcf,'Position',[100 114 850 420]); 
  offset = 20; 
case 8 
  offset = 0; 
case 4 
  offset = -3; 
otherwise 
  offset = -3; 
end 
 
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% BODY BEGIN %%%%%%%%%%%%%%%%%%%%%%%%%%%% 
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 
 
clf; 
x1 = 5.5 + offset; x2 = 10 + offset; 
 
for i = 1:s 
  str = ''; 
  for j = 1:md 
    y1 = i; 
    y2 = slt(i,j,:); 
    line([x1 x2],[y1,y2]); 
 
  	d = dlt(i,j,:); 
    d = reshape(d,[1 space_dim]); 
 
    str1 = sprintf('%d ',d); 
    str = [str str1,', ']; 
  end 
 
  text(5 + offset,i,str,'HorizontalAlignment','Right'); 
end 
 
axis([0 10 + offset 0 s]); 
axis off; 
view(0,-90); 
 
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% BODY END %%%%%%%%%%%%%%%%%%%%%%%%%%%%% 
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 
 
if (md == 4) | (md == 8) 
  str2 = 'PSK'; 
else 
  str2 = 'QAM'; 
end 
 
str1 = num2str(md); 
str3 = num2str(s); 
str4 = num2str(log2(md)); 
 
figtitle = ['Space-time code, ',str1,str2,', ',str3,' states, ',... 
  str4,' bit/sec/Hz']; 
wintitle = ['Trellis States:',figtitle]; 
ft = title(figtitle); 
 
set(ft,'FontWeight','bold','FontSize',12,'Color','r'); 
set(gcf,'Name',wintitle); 
set(gcf,'NumberTitle','off');