Dspike.m

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function dspike()
%created by Erik Stassinos
%3/16/10
%%the infile will will be the whole lcd file
%despike function with hard coded trend of .01 and flag of 15
%first difference methode is used for despike processing
%if difference between data value "a" and "b" is greater than .01 than the
%new field in line a will contain the average of 15 pts surrounding "a"
%as same as old processing, running dspike twice will be hard coded as well
%as derived parameters d-a650, d-d-a650 which is in bbop scripts
%list_sdespike

%cd(pb)
id = fopen('list_ac9');
    if id == -1
        id = fopen('list_hs6')
        if id ~= -1
            hs6 =1;
        else
            disp('Cannot find list file. Exiting')
            return
        end
    end
h1=0;
 while feof(id) ~=1
     tu = fgets(id);
    h1 = h1+1; %to get # loop iterations
 end
 frewind(id);
  for i = 1:h1
    %clear h1;
      r = fgets(id);
            length(r);
            t = textscan(r,'%s');
            p = char(t{1,:}); %p is the name of the lcd file being processed from list_ac9
          [in,mer,dep] =  index1(p); %has locations in data for processing       
%-now need to get to locations                
%%------------------------main despike-----------------------------------
 linecount = 0;
 file = fopen(p);
 
 trend = .01; %<=preset from original processing
 flag = 15; %<=preset from original processing
 % % --------------------splits upcasts and downcasts %hard coded 4 casts     

fflag =0;
endflag =0;
if strncmp(p,'x',1) ==1
    endflag =1;
end
 ogfile = fopen(p);
 file = strrep(p,'z','dz');
 nfile1 = fopen(strrep(file,'.lcd','.lcd.1'),'r+');
 if nfile1 == -1 %if this is the first time dspike is run it will set the flag to 1 and create a new dz.....lcd file

     fflag =1; %if does not exist
 nfile1 = fopen(strrep(file,'.lcd','.lcd.1'),'w+');
 end
 nfile2 = fopen(strrep(file,'.lcd','.lcd.2'),'r+');
 if nfile2 == -1
 nfile2 =  fopen(strrep(file,'.lcd','.lcd.2'),'w+');
 end
%=============first time
if fflag ==1
m = strrep(p,'z','');
          m = strrep(m,'.lcd','.zcal');
          mat = load(m,'.ASC');
          %format long
      %ptsfordncastatrix =    in{2} - in{1}
      %in2 = in{2}
      %in1 = in{1}
       %important these are clear every loop      
     clear ij
     clear downcastmatrix
     clear upcastmatrix
     clear diffdn
     clear diffup
     width = length(mat(1,:));
             for ij = in{1}:1:in{2};
             downcastmatrix(ij-(in{1}-1),:) = mat(ij,1:width); %starts from 1 and goes to in2
             end
             for r = in{3}:in{4};
             upcastmatrix(r-(in{3}-1),:) = mat(r,1:width);
             end
end

%============
%============if done before
if fflag ~=1 %gets matrix name to read
    
          m1 = strcat('desp1d',p);
          mat1 = load(m1,'.ASC');
 
          m2 = strcat('desp2d',p);
          mat2 = load(m2,'.ASC');
          
       %  for i = in{1}:1:in{2};
         %    downcastmatrix(i-(in{1}-1),:) = mat1(i,:); %starts from 1 and goes to in2
        downcastmatrix = mat1;
         upcastmatrix = mat2;
      sizemat1 = size(mat1);
%      disp('line 110')
      sizeoldup =     size(upcastmatrix);
      sizeolddn =    size(downcastmatrix);
          
end

 %=========== endif done before
 %--------------------end splits               

 %------------------------------------------------------------------------
 %------------------------------------------------------------------------
 %--------------------computes difference in points for up and down-------
 %------------------------------------------------------------------------
 clear totalptsdn
 clear totalptsup
 %disp('line 126')
 totalptsdn = in{2} - in{1};
 totalptsup = in{4} - in{3};

%-------------if first time processed
%downcast matrix consists only wavelengths which will be processed with dspike
rd=0;
if fflag ==1
for cdn = 2:19 %shifted over by 1 and lost one point due to 1mer removal
            %while cdn+1 ~=41
                cdn  ;
        for rd = 1:length(downcastmatrix(:,1))%totalptsdn
        if rd == 1
        diffdn(rd,cdn) =  abs(downcastmatrix(rd,cdn) - downcastmatrix((rd+1),cdn));
        else
        diffdn(rd,cdn)=abs(downcastmatrix(rd,cdn)-downcastmatrix((rd-1),cdn)); %commented
        end
        end
        clear rd
        for rd = 1:length(downcastmatrix(:,1))
            if diffdn(rd,cdn) > trend;%all lines are the same after column 28 since they have been inserted from every 10th row and coppied therefore there is no diffdn(720,28+)
            diffdn(rd,cdn);
            downcastmatrix(rd,cdn);
             movavgdn(rd,cdn) =   moavg(flag,diffdn,rd,cdn,downcastmatrix,trend,totalptsdn);
             movavgdn(rd,cdn);
            end       
        end                            
end

for cu = 2:19
            %while cu+1 ~=41
        for ru = 1:length(upcastmatrix(:,1))%totalptsup%length(upcastmatrix(:,1))%totalptsup
            if ru ==1
            %diffup(ru,cu) =  abs(upcastmatrix(ru,cu) - upcastmatrix((ru+1),(cu)));
            diffup(ru,cu) =  abs(upcastmatrix(ru,cu) - upcastmatrix((ru+1),(cu)));
            else
                diffup(ru,cu) =  abs(upcastmatrix(ru,cu) - upcastmatrix((ru-1),(cu)));
            end
        end
        clear ru
        for ru = 1:length(upcastmatrix(:,1))  
            if diffup(ru,cu) > trend
             movavgup(ru,cu) =   moavg(flag,diffup,ru,cu,upcastmatrix,trend,totalptsup);
            end
         end
end
end
%-------------end if first time
%disp('line 188 after  it calculates movavg and diffup')
%iffirstsizediffdn = size(diffdn);
%iffirstsizediffup = size(diffup);
%iffirstsizemovavgdn = size(movavgdn);
%lengthdowncastmatrix_forloop = length(downcastmatrix(:,1));
%=================if not done before
%disp('berfore here?')
if fflag ~=1
clear diffdn
clear movavgdn
clear diffup
clear movavgup
    clear cdn
    clear rd
for cdn = 42:59 
            
               
        for rd = 1:length(downcastmatrix(:,1));%totalptsdn
            %format long
            if rd ==1
        diffdn(rd,cdn) =  abs(downcastmatrix(rd,cdn) - downcastmatrix((rd+1),(cdn)));  %diffdn or up will be empty until the correct column location in the data matrix
            else
        diffdn(rd,cdn)= abs(downcastmatrix(rd,cdn) - downcastmatrix((rd-1),cdn));
            end
        end
        clear rd
        for rd = 1:length(downcastmatrix(:,1));
            if diffdn(rd,cdn) > trend ; %all lines are the same after column 28 since they have been inserted from every 10th row and coppied therefore there is no diffdn(720,28+)
                movavgdn(rd,cdn) =   moavg(flag,diffdn,rd,cdn,downcastmatrix,trend,totalptsdn);
            end       
        end                            
end

clear ru
clear cu
for cu = 42:59
           
        for ru = 1:length(upcastmatrix)%totalptsup
            if ru ==1
        diffup(ru,cu) =  abs(upcastmatrix(ru,cu) - upcastmatrix((ru+1),(cu)));
            else
         diffup(ru,cu) =  abs(upcastmatrix(ru,cu) - upcastmatrix((ru-1),(cu)));
            end
        end    
        clear ru
        for ru = 1:length(upcastmatrix) 
            if diffup(ru,cu) > trend;
             movavgup(ru,cu) =   moavg(flag,diffup,ru,cu,upcastmatrix,trend,totalptsup);
            end
        end
end

sizediffdn = size(diffdn);
sizediffup = size(diffup);
diffdn59 = diffdn(1,59);
end



%==============end if done before  
 %------------------------------------------------------------------------
%------------end computes difference--------------------------- 
 %------------------------------------------------------------------------
 %------------------------------------------------------------------------

 %------------writes down to derived parameters
ogline = 0; %trip into loop
if fflag ==1
while strncmp(ogline,'<derived_parameters>',20) ~=1
            ogline = fgets(ogfile);
            fwrite(nfile1,ogline);
            fwrite(nfile2,ogline);
            derivedloc = ftell(nfile1);
end
end
%------------end writes
%-------check to see if already despiked if so write 'd-d-'
 check =0;
 u= 0;
 clear stuff
 stuff = 0;
 %=====================for getting oplist if files already dspiked
  if fflag ~=1   
%      loca = ftell(nfile1)
      %frewind(nfile1)
      while strncmp(stuff,'<derived_parameters>',20) ~=1
%  %stuff = fgets(ogfile);
    stuff = fgets(nfile1);
     if strncmp(stuff,'a650ref',7);
%             
              oplist(1,:) = (strcat('d-',stuff(:,1:4))');
             num = 2;
                 for tr = num:18
                     stuff = fgets(nfile1);
%                     %oplist(2,:) = strcat('d-',stuff(:,1:4))
                     oplist(tr,:) = strcat('d-',stuff(:,1:4));
                 end
     end
         dploc = ftell(nfile1);
      end
 %=====================end for getting
 %=====================rest of list commands for already processed file
      while strncmp(check,'<data>',6) ~= 1
         u = u+1;
      check = fgets(nfile1);
             if strncmp(check,'d-',2) ==1
             auglist(u,:) = strcat('d-',check(:,1:6));             
             end
      end
  end

 %====================end of rest for already processed 
%-------end check

%--------------------creating new oplist if not already processed
clear u
stuff = 0; %trip into loop that makes list of derived
if fflag == 1; 
%frewind(nfile1)
frewind(ogfile)
while strncmp(stuff,'<derived_parameters>',20) ~=1
  stuff = fgets(ogfile);
    if strncmp(stuff,'a650ref',7);
            
            oplist(1,:) = (strcat('d-',stuff(:,1:4))');
            num = 2;
                for yt = num:18
                    stuff = fgets(ogfile);
                    %oplist(2,:) = strcat('d-',stuff(:,1:4))
                    oplist(yt,:) = strcat('d-',stuff(:,1:4));
                end
     end
 end
end
%---------------------end of creating new file

 
 
%%-------------------------make output file-----------------------------
%downcast 1 upcast 2 
%-------------------------make out matricies loop----------------------
%----------------------------------------------------------------------
%----------------------------------------------------------------------
% 
%                             %allocate space for entire matrix information + new
                                %oplist is the list of wavelengths
                            if fflag ==1
                             wholedn = zeros(totalptsdn,(41+length(oplist)));
                             wholeup = zeros(totalptsup,(41+length(oplist)));
                             %disp('writes to wholedn')
                             %sizewholedn = size(wholedn)
                             op = length(oplist);
                             
                            end
                            if fflag ~= 1
                              wholedn = zeros(totalptsdn,(41+length(oplist) + length(auglist)));
                              wholeup = zeros(totalptsup,(41+length(oplist) + length(auglist)));
                              aug = length(auglist);
                              op = length(oplist);
                              sizeofwholedn = size(wholedn);
                             
                            end
                            
%at this point it's needed to write the entire matrix to the new lcd up and
%down files
%to do this, the original data will be inserted in the whole-up/dn matrix
%in its proper location, then depending on weather diff > trend, either the
%movavg points will be inserted or the original points will be
%starts here
%if this is the second time dspike is used the original dspiked matrix will
%be augmented again with new d-d- columns

%~~~~~~~~~~~~~~~~~~~~~~~~~~
%for down segments
if fflag ==1 %first time

for c =1:length(downcastmatrix(1,:)); %for all 58 columns
     for k= 1:length(downcastmatrix(:,1))%for all the rows in downcastmatrix
             wholedn(k,c) = downcastmatrix(k,c); %puts origina stuff in for first 41 columns
     end 
end
clear r
clear c
%size(downcastmatrix)
%size(diffdn)
%diffdn(720,2)
count =0;
for c =2:19 ;%length(diffdn(1,:))
   % count = 0;
    count = count+1;
   for r = 1:length(diffdn(:,1))%totalptsdn %will skip last line because difference is one line less; it needs two lines
        
         if diffdn(r,c) > trend;           
                  wholedn(r,41+count) = movavgdn(r,c);
               % nowassn =  wholedn(r,41+count)
                  %break
                  %return%----------------------------------------------
         else     
              wholedn(r,41+count) = downcastmatrix(r,c);
         end
   end
end

clear c

%for up segments
for c =1:length(upcastmatrix(1,:)); %for all 58 columns
     for k= 1:length(upcastmatrix(:,1)) %for all the rows in downcastmatrix
             wholeup(k,c) = upcastmatrix(k,c); %puts origina stuff in for first 41 columns
     end 
end
clear r
count = 0;
for c =2:19;    %length(diffdn(1,:))
    count = count+1;
    for r = 1:length(diffup(:,1));%totalptsup;
         if diffup(r,c) > trend;
                  wholeup(r,41+count) = movavgup(r,c);
         else     
              wholeup(r,41+count) = upcastmatrix(r,c);  
         end
    end
end
clear count
    nname = strrep(p,'za','dza');
    justbeforeitwrites = size(wholedn);
    dlmwrite(strcat('desp1',nname),wholedn,'delimiter',' ','precision',6);
    dlmwrite(strcat('desp2',nname),wholeup,'delimiter',' ','precision',6);
end
%~~~~~~~~~~~~~~~~~~~~~~~~~
%adds data to wholedn if already done before
    
if fflag ~=1
for c =1:length(downcastmatrix(1,:)); %for all 58 columns
     for k= 1:length(downcastmatrix(:,1))%totalptsdn ;%for all the rows in downcastmatrix 
             wholedn(k,c) = downcastmatrix(k,c); %puts origina stuff in for first 41 columns
     end 
end
clear r
clear c
for r = 1:length(diffdn(:,1));%totalptsdn;
    count = 0;
    for c =42:59 ;%length(diffdn(1,:))
        count = count+1;
         if diffdn(r,c) > trend;    
                  wholedn(r,59+count) = movavgdn(r,c);
         else     
              wholedn(r,59+count) = downcastmatrix(r,c);
         end
    end
    clear count
end
clear c
%for up segments
for c =1:length(upcastmatrix(1,:)); %for all 58 columns
     for k= 1:length(upcastmatrix(:,1))%totalptsup; %for all the rows in downcastmatrix
             wholeup(k,c) = upcastmatrix(k,c); %puts origina stuff in for first 41 columns
     end 
end
clear r
for r = 1:length(diffup(:,1));%totalptsup;
    count = 0;
    for c =42:59; %length(diffdn(1,:))
        count = count+1;
         if diffup(r,c) > trend;
                  wholeup(r,59+count) = movavgup(r,c);
         else     
              wholeup(r,59+count) = upcastmatrix(r,c); 
         end  
    end
    clear count
end
   
    nname = strrep(p,'za','dza')%=====================6666666666666666666666666666
    %nname = strcat('d',p)
    dlmwrite(strcat('desp1',nname),wholedn,'delimiter',' ','precision',6);
    dlmwrite(strcat('desp2',nname),wholeup,'delimiter',' ','precision',6);

end

%--------------------------------------------------------------------------
%--------------------------------------------------------------------------
%--------------------------end make out loop-------------------------------


%------------loop to print oplist or aug after derived parameters-----------------

if fflag == 1; %if creating new file
    
    for j= 1:length(oplist);
    fprintf(nfile1,'%s\n',oplist(j,:));
    fprintf(nfile2,'%s\n',oplist(j,:));
    end
    fprintf(nfile1,'<data>\n');
    fprintf(nfile2,'<data>\n');
    
end
%===================
if fflag ~=1 %if working with old file
    fseek(nfile1,dploc,-1);
    fseek(nfile2,dploc,-1);
     for j = 1:length(oplist) 
     fprintf(nfile1,'%s\n',oplist(j,:));
     fprintf(nfile2,'%s\n',oplist(j,:));
     end

     for k = 1:length(auglist)
         fprintf(nfile1,'%s\n',auglist(k,:));
         fprintf(nfile2,'%s\n',auglist(k,:));
     end

     fprintf(nfile1,'<data>\n');
     fprintf(nfile2,'<data>\n');
     ndatloc = ftell(nfile1);
end
%==================
 %------end loop for oplist or aug-----------------------------------------------

 %==============part that actually writes matrix to lcd file=============
 
     mindn = fopen(strcat('desp1',nname));
     minup = fopen(strcat('desp2',nname));
 %working with new file
 if fflag ==1
 for o= 1:length(diffdn(:,1))%totalptsdn
     ln = fgets(mindn);
    fprintf(nfile1,ln);
 end
for o= 1:length(diffup(:,1))%totalptsup
     ln = fgets(minup);
    fprintf(nfile2,ln);
end
 end
 %if working with already created file
 if fflag ~=1
     fseek(nfile1,ndatloc,-1)
     fseek(nfile2,ndatloc,-1)
 for o= 1:length(diffdn(:,1));%totalptsdn
     ln = fgets(mindn);
    fprintf(nfile1,ln);
 end
 for o= 1:length(diffup(:,1));%totalptsup
     ln = fgets(minup);
    fprintf(nfile2,ln);
 end
 end
 fclose(mindn);
 fclose(minup);
 %==============end write matrix to lcd ===================================

%-----------notes filters that have already been used
frewind(ogfile);
%frewind(nfile1)

while feof(ogfile)~=1
    loc1 = ftell(ogfile);
    lnprev = fgets(ogfile);
             if strncmp(lnprev,'<filters_used>',14) == 1 %tests for filters used location
                fprintf(nfile1,'<filters_used>\n');
                fprintf(nfile2,'<filters_used>\n');
                 % fseek(ogfile,loc1,-1)
                 fil = 0;% trip into loop
                 count =0;
                 while feof(ogfile) ~=1 %makes variable to hold each filter
                       count = count +1;
                       fil = fgets(ogfile);
                       fwrite(nfile1,fil);
                       fwrite(nfile2,fil);
                       eval(['filter',num2str(count) '= fil']);
                 end
             end
end

%-----------end notes
%-----------add to filters the dspiked filters

for b = 1:length(oplist);
fprintf(nfile1,'%s', 'dspike ');
fprintf(nfile1,'%s',oplist(b,:));
fprintf(nfile1,'%d %d\n', trend,flag);
fprintf(nfile2,'%s', 'dspike ');
fprintf(nfile2,'%s',oplist(b,:));
fprintf(nfile2,'%d %d\n', trend,flag);
end

if fflag ~=1
    %fseek(nfile1,loc1,-1);
    fprintf(nfile1,'%s', 'dspike ');
fprintf(nfile1,'%s',oplist(b,:));
fprintf(nfile1,'%d %d\n', trend,flag);
fprintf(nfile2,'%s', 'dspike ');
fprintf(nfile2,'%s',oplist(b,:));
fprintf(nfile2,'%d %d\n', trend,flag);
    
    
for b = 1:length(auglist);
fprintf(nfile1,'%s', 'dspike ');
fprintf(nfile1,'%s',auglist(b,:));
fprintf(nfile1,'%d %d\n', trend,flag);
end
clear b
%fseek(nfile2,loc2,-1)
for b = 1:length(auglist);
fprintf(nfile2,'%s', 'dspike ');
fprintf(nfile2,'%s',auglist(b,:));
fprintf(nfile2,'%d %d\n', trend,flag);
end
end
%-------------update list_ac9-------------- 
mark = ftell(id);

if fflag ==1
   frewind(id); 
h=0;
r =1;  
for po=1:h1 %-1
h = h+2;
    r = h-1;
    ac9 = fgets(id);
    t =  textscan(ac9,'%s');
        newlst = char(t{1,:});
        newlst = strrep(newlst,'z','dz');
        newl(r,:) = strrep(newlst,'.lcd','.lcd.1');
        newl(h,:) = strrep(newlst,'.lcd','.lcd.2');
        
end
%if strncmp(p,'z',1) ==1
    dlmwrite('list_ac9dz',newl,'');
%end
end
  
fseek(id,mark,-1);
                fclose(ogfile);
     if endflag==1
         break
     end
  end              
fclose all;

dspike