www.pudn.com > logtools.rar > lashtops.m, change:2004-08-13,size:2817b

function lash=lashtops(lash,topnames,ztops)  % lash=lashtops(lash,topnames,ztops) % % LASHTOPS searches an LAS header for a tops block and replaces it % with one containing the topnames and tops given. It also searches % for and eliminates multiple tops blocks (as were occaisionally % created by logedit.) % % lash ... las header as a string matrix % tops ... string matrix of tops names % ztops ... vector of tops (numerical formation depths) % % NOTE: It is illegal for you to use this software for a purpose other % than non-profit education or research UNLESS you are employed by a CREWES % Project sponsor. By using this software, you are agreeing to the terms % detailed in this software's Matlab source file.   % BEGIN TERMS OF USE LICENSE % % This SOFTWARE is maintained by the CREWES Project at the Department % of Geology and Geophysics of the University of Calgary, Calgary, % Alberta, Canada.  The copyright and ownership is jointly held by  % its author (identified above) and the CREWES Project.  The CREWES  % project may be contacted via email at:  crewesinfo@crewes.org %  % The term 'SOFTWARE' refers to the Matlab source code, translations to % any other computer language, or object code % % Terms of use of this SOFTWARE % % 1) Use of this SOFTWARE by any for-profit commercial organization is %    expressly forbidden unless said organization is a CREWES Project %    Sponsor. % % 2) A CREWES Project sponsor may use this SOFTWARE under the terms of the  %    CREWES Project Sponsorship agreement. % % 3) A student or employee of a non-profit educational institution may  %    use this SOFTWARE subject to the following terms and conditions: %    - this SOFTWARE is for teaching or research purposes only. %    - this SOFTWARE may be distributed to other students or researchers  %      provided that these license terms are included. %    - reselling the SOFTWARE, or including it or any portion of it, in any %      software that will be resold is expressly forbidden. %    - transfering the SOFTWARE in any form to a commercial firm or any  %      other for-profit organization is expressly forbidden. % % END TERMS OF USE LICENSE  %first eliminate any tops blocks  [tblk,l1,l2]=lashgetblk(lash,'tops');  while(~isempty(tblk)) 	lash(l1:l2,:)=[]; 	[tblk,l1,l2]=lashgetblk(lash,'tops'); end   if(~isempty(ztops)) 	%make new tops block 	n=length(ztops); 	stops=32*ones(n,20); 	lm=1; 	for k=1:length(ztops) 		s=sprintf('%g',ztops(k)); 		l=length(s); 		stops(k,1:l)=s; 		if(l>lm) lm=l; end 	end 	stops=setstr(stops(:,1:lm)); 	 	%make comment line 	ln=size(topnames,2); 	cmnt='#TOPS NAME          .        DEPTH:'; 	if(ln<20) 		topnames=[topnames setstr(32*ones(n,20-ln-1))]; 	end 		 	tblk=lashblkcreate('tops',cmnt,2,topnames,[],stops,[]); 	 	%insert 	lash=lashsetblk(lash,'tops',tblk); end