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1 /*
2  *  pairwiseseqscommand.cpp
3  *  Mothur
4  *
5  *  Created by westcott on 10/20/10.
6  *  Copyright 2010 Schloss Lab. All rights reserved.
7  *
8  */
9
10 #include "pairwiseseqscommand.h"
11
12 //**********************************************************************************************************************
13 vector<string> PairwiseSeqsCommand::setParameters(){    
14         try {
15                 CommandParameter pfasta("fasta", "InputTypes", "", "", "none", "none", "none","phylip-column",false,true,true); parameters.push_back(pfasta);
16                 CommandParameter palign("align", "Multiple", "needleman-gotoh-blast-noalign", "needleman", "", "", "","",false,false); parameters.push_back(palign);
17                 CommandParameter pmatch("match", "Number", "", "1.0", "", "", "","",false,false); parameters.push_back(pmatch);
18                 CommandParameter pmismatch("mismatch", "Number", "", "-1.0", "", "", "","",false,false); parameters.push_back(pmismatch);
19                 CommandParameter pgapopen("gapopen", "Number", "", "-2.0", "", "", "","",false,false); parameters.push_back(pgapopen);
20                 CommandParameter pgapextend("gapextend", "Number", "", "-1.0", "", "", "","",false,false); parameters.push_back(pgapextend);
21                 CommandParameter pprocessors("processors", "Number", "", "1", "", "", "","",false,false,true); parameters.push_back(pprocessors);
22                 CommandParameter poutput("output", "Multiple", "column-lt-square-phylip", "column", "", "", "","phylip-column",false,false,true); parameters.push_back(poutput);
23                 CommandParameter pcalc("calc", "Multiple", "nogaps-eachgap-onegap", "onegap", "", "", "","",false,false); parameters.push_back(pcalc);
24                 CommandParameter pcountends("countends", "Boolean", "", "T", "", "", "","",false,false); parameters.push_back(pcountends);
25                 CommandParameter pcompress("compress", "Boolean", "", "F", "", "", "","",false,false); parameters.push_back(pcompress);
26                 CommandParameter pcutoff("cutoff", "Number", "", "1.0", "", "", "","",false,false,true); parameters.push_back(pcutoff);
27                 CommandParameter pinputdir("inputdir", "String", "", "", "", "", "","",false,false); parameters.push_back(pinputdir);
28                 CommandParameter poutputdir("outputdir", "String", "", "", "", "", "","",false,false); parameters.push_back(poutputdir);
29                 
30                 vector<string> myArray;
31                 for (int i = 0; i < parameters.size(); i++) {   myArray.push_back(parameters[i].name);          }
32                 return myArray;
33         }
34         catch(exception& e) {
35                 m->errorOut(e, "PairwiseSeqsCommand", "setParameters");
36                 exit(1);
37         }
38 }
39 //**********************************************************************************************************************
40 string PairwiseSeqsCommand::getHelpString(){    
41         try {
42                 string helpString = "";
43                 helpString += "The pairwise.seqs command reads a fasta file and creates distance matrix.\n";
44                 helpString += "The pairwise.seqs command parameters are fasta, align, match, mismatch, gapopen, gapextend, calc, output, cutoff and processors.\n";
45                 helpString += "The fasta parameter is required. You may enter multiple fasta files by separating their names with dashes. ie. fasta=abrecovery.fasta-amzon.fasta \n";
46                 helpString += "The align parameter allows you to specify the alignment method to use.  Your options are: gotoh, needleman, blast and noalign. The default is needleman.\n";
47                 helpString += "The match parameter allows you to specify the bonus for having the same base. The default is 1.0.\n";
48                 helpString += "The mistmatch parameter allows you to specify the penalty for having different bases.  The default is -1.0.\n";
49                 helpString += "The gapopen parameter allows you to specify the penalty for opening a gap in an alignment. The default is -2.0.\n";
50                 helpString += "The gapextend parameter allows you to specify the penalty for extending a gap in an alignment.  The default is -1.0.\n";
51                 helpString += "The calc parameter allows you to specify the method of calculating the distances.  Your options are: nogaps, onegap or eachgap. The default is onegap.\n";
52                 helpString += "The countends parameter allows you to specify whether to include terminal gaps in distance.  Your options are: T or F. The default is T.\n";
53                 helpString += "The cutoff parameter allows you to specify maximum distance to keep. The default is 1.0.\n";
54                 helpString += "The output parameter allows you to specify format of your distance matrix. Options are column, lt, and square. The default is column.\n";
55                 helpString += "The compress parameter allows you to indicate that you want the resulting distance file compressed.  The default is false.\n";
56                 helpString += "The pairwise.seqs command should be in the following format: \n";
57                 helpString += "pairwise.seqs(fasta=yourfastaFile, align=yourAlignmentMethod) \n";
58                 helpString += "Example pairwise.seqs(fasta=candidate.fasta, align=blast)\n";
59                 helpString += "Note: No spaces between parameter labels (i.e. fasta), '=' and parameters (i.e.yourFastaFile).\n";
60                 return helpString;
61         }
62         catch(exception& e) {
63                 m->errorOut(e, "PairwiseSeqsCommand", "getHelpString");
64                 exit(1);
65         }
66 }
67 //**********************************************************************************************************************
68 string PairwiseSeqsCommand::getOutputPattern(string type) {
69     try {
70         string pattern = "";
71         
72         if (type == "phylip") {  pattern = "[filename],[outputtag],dist"; } 
73         else if (type == "column") { pattern = "[filename],dist"; }
74         else { m->mothurOut("[ERROR]: No definition for type " + type + " output pattern.\n"); m->control_pressed = true;  }
75         
76         return pattern;
77     }
78     catch(exception& e) {
79         m->errorOut(e, "PairwiseSeqsCommand", "getOutputPattern");
80         exit(1);
81     }
82 }
83 //**********************************************************************************************************************
84 PairwiseSeqsCommand::PairwiseSeqsCommand(){     
85         try {
86                 abort = true; calledHelp = true; 
87                 setParameters();
88                 vector<string> tempOutNames;
89                 outputTypes["phylip"] = tempOutNames;
90                 outputTypes["column"] = tempOutNames;
91         }
92         catch(exception& e) {
93                 m->errorOut(e, "PairwiseSeqsCommand", "PairwiseSeqsCommand");
94                 exit(1);
95         }
96 }
97 //**********************************************************************************************************************
98 PairwiseSeqsCommand::PairwiseSeqsCommand(string option)  {
99         try {
100                 abort = false; calledHelp = false;   
101         
102                 //allow user to run help
103                 if(option == "help") { help(); abort = true; calledHelp = true; }
104                 else if(option == "citation") { citation(); abort = true; calledHelp = true;}
105                 
106                 else {
107                         vector<string> myArray = setParameters();
108                         
109                         OptionParser parser(option);
110                         map<string, string> parameters = parser.getParameters(); 
111                         
112                         ValidParameters validParameter("pairwise.seqs");
113                         map<string, string>::iterator it;
114                         
115                         //check to make sure all parameters are valid for command
116                         for (it = parameters.begin(); it != parameters.end(); it++) { 
117                                 if (validParameter.isValidParameter(it->first, myArray, it->second) != true) {  abort = true;  }
118                         }
119                         
120                         //initialize outputTypes
121                         vector<string> tempOutNames;
122                         outputTypes["phylip"] = tempOutNames;
123                         outputTypes["column"] = tempOutNames;
124                         
125                         //if the user changes the output directory command factory will send this info to us in the output parameter 
126                         outputDir = validParameter.validFile(parameters, "outputdir", false);           if (outputDir == "not found"){  outputDir = "";         }
127                         
128
129                         //if the user changes the input directory command factory will send this info to us in the output parameter 
130                         string inputDir = validParameter.validFile(parameters, "inputdir", false);              
131                         
132                         if (inputDir == "not found"){   inputDir = "";          }
133
134                         fastaFileName = validParameter.validFile(parameters, "fasta", false);
135                         if (fastaFileName == "not found") {                             
136                                 //if there is a current fasta file, use it
137                                 string filename = m->getFastaFile(); 
138                                 if (filename != "") { fastaFileNames.push_back(filename); m->mothurOut("Using " + filename + " as input file for the fasta parameter."); m->mothurOutEndLine(); }
139                                 else {  m->mothurOut("You have no current fastafile and the fasta parameter is required."); m->mothurOutEndLine(); abort = true; }
140                         }
141                         else { 
142                                 m->splitAtDash(fastaFileName, fastaFileNames);
143                                 
144                                 //go through files and make sure they are good, if not, then disregard them
145                                 for (int i = 0; i < fastaFileNames.size(); i++) {
146                                         
147                                         bool ignore = false;
148                                         if (fastaFileNames[i] == "current") { 
149                                                 fastaFileNames[i] = m->getFastaFile(); 
150                                                 if (fastaFileNames[i] != "") {  m->mothurOut("Using " + fastaFileNames[i] + " as input file for the fasta parameter where you had given current."); m->mothurOutEndLine(); }
151                                                 else {  
152                                                         m->mothurOut("You have no current fastafile, ignoring current."); m->mothurOutEndLine(); ignore=true; 
153                                                         //erase from file list
154                                                         fastaFileNames.erase(fastaFileNames.begin()+i);
155                                                         i--;
156                                                 }
157                                         }
158                                         
159                                         if (!ignore) {
160                                         
161                                                 if (inputDir != "") {
162                                                         string path = m->hasPath(fastaFileNames[i]);
163                                                         //if the user has not given a path then, add inputdir. else leave path alone.
164                                                         if (path == "") {       fastaFileNames[i] = inputDir + fastaFileNames[i];               }
165                                                 }
166                 
167                                                 int ableToOpen;
168                                                 ifstream in;
169
170                                                 ableToOpen = m->openInputFile(fastaFileNames[i], in, "noerror");
171                                         
172                                                 //if you can't open it, try default location
173                                                 if (ableToOpen == 1) {
174                                                         if (m->getDefaultPath() != "") { //default path is set
175                                                                 string tryPath = m->getDefaultPath() + m->getSimpleName(fastaFileNames[i]);
176                                                                 m->mothurOut("Unable to open " + fastaFileNames[i] + ". Trying default " + tryPath); m->mothurOutEndLine();
177                                                                 ifstream in2;
178                                                                 ableToOpen = m->openInputFile(tryPath, in2, "noerror");
179                                                                 in2.close();
180                                                                 fastaFileNames[i] = tryPath;
181                                                         }
182                                                 }
183                                                 
184                                                 //if you can't open it, try output location
185                                                 if (ableToOpen == 1) {
186                                                         if (m->getOutputDir() != "") { //default path is set
187                                                                 string tryPath = m->getOutputDir() + m->getSimpleName(fastaFileNames[i]);
188                                                                 m->mothurOut("Unable to open " + fastaFileNames[i] + ". Trying output directory " + tryPath); m->mothurOutEndLine();
189                                                                 ifstream in2;
190                                                                 ableToOpen = m->openInputFile(tryPath, in2, "noerror");
191                                                                 in2.close();
192                                                                 fastaFileNames[i] = tryPath;
193                                                         }
194                                                 }
195                                                 
196                                                 in.close();                                     
197
198                                                 if (ableToOpen == 1) { 
199                                                         m->mothurOut("Unable to open " + fastaFileNames[i] + ". It will be disregarded."); m->mothurOutEndLine(); 
200                                                         //erase from file list
201                                                         fastaFileNames.erase(fastaFileNames.begin()+i);
202                                                         i--;
203                                                 }else {
204                                                         m->setFastaFile(fastaFileNames[i]);
205                                                 }
206                                         }
207                                 }
208                                 
209                                 //make sure there is at least one valid file left
210                                 if (fastaFileNames.size() == 0) { m->mothurOut("no valid files."); m->mothurOutEndLine(); abort = true; }
211                         }
212                 
213                         //check for optional parameter and set defaults
214                         // ...at some point should added some additional type checking...
215                         string temp;
216                         temp = validParameter.validFile(parameters, "match", false);            if (temp == "not found"){       temp = "1.0";                   }
217                         m->mothurConvert(temp, match);  
218                         
219                         temp = validParameter.validFile(parameters, "mismatch", false);         if (temp == "not found"){       temp = "-1.0";                  }
220                         m->mothurConvert(temp, misMatch);  
221             if (misMatch > 0) { m->mothurOut("[ERROR]: mismatch must be negative.\n"); abort=true; }
222                         
223                         temp = validParameter.validFile(parameters, "gapopen", false);          if (temp == "not found"){       temp = "-2.0";                  }
224                         m->mothurConvert(temp, gapOpen);  
225             if (gapOpen > 0) { m->mothurOut("[ERROR]: gapopen must be negative.\n"); abort=true; }
226                         
227                         temp = validParameter.validFile(parameters, "gapextend", false);        if (temp == "not found"){       temp = "-1.0";                  }
228                         m->mothurConvert(temp, gapExtend); 
229             if (gapExtend > 0) { m->mothurOut("[ERROR]: gapextend must be negative.\n"); abort=true; }
230                         
231                         temp = validParameter.validFile(parameters, "processors", false);       if (temp == "not found"){       temp = m->getProcessors();      }
232                         m->setProcessors(temp);
233                         m->mothurConvert(temp, processors);
234                         
235                         temp = validParameter.validFile(parameters, "cutoff", false);           if(temp == "not found"){        temp = "1.0"; }
236                         m->mothurConvert(temp, cutoff); 
237                         
238                         temp = validParameter.validFile(parameters, "countends", false);        if(temp == "not found"){        temp = "T";     }
239                         countends = m->isTrue(temp); 
240                         
241                         temp = validParameter.validFile(parameters, "compress", false);         if(temp == "not found"){  temp = "F"; }
242                         compress = m->isTrue(temp); 
243                         
244                         align = validParameter.validFile(parameters, "align", false);           if (align == "not found"){      align = "needleman";    }
245                         
246                         output = validParameter.validFile(parameters, "output", false);         if(output == "not found"){      output = "column"; }
247             if (output=="phylip") { output = "lt"; }
248                         if ((output != "column") && (output != "lt") && (output != "square")) { m->mothurOut(output + " is not a valid output form. Options are column, lt and square. I will use column."); m->mothurOutEndLine(); output = "column"; }
249                         
250                         calc = validParameter.validFile(parameters, "calc", false);                     
251                         if (calc == "not found") { calc = "onegap";  }
252                         else { 
253                                  if (calc == "default")  {  calc = "onegap";  }
254                         }
255                         m->splitAtDash(calc, Estimators);
256                 }
257                 
258         }
259         catch(exception& e) {
260                 m->errorOut(e, "PairwiseSeqsCommand", "PairwiseSeqsCommand");
261                 exit(1);
262         }
263 }
264 //**********************************************************************************************************************
265
266 int PairwiseSeqsCommand::execute(){
267         try {
268                 if (abort == true) { if (calledHelp) { return 0; }  return 2;   }
269                 
270                 longestBase = 2000; //will need to update this in driver if we find sequences with more bases.  hardcoded so we don't have the pre-read user fasta file.
271                 
272                 cutoff += 0.005;
273                 
274                 for (int s = 0; s < fastaFileNames.size(); s++) {
275                         if (m->control_pressed) { outputTypes.clear(); return 0; }
276                         
277                         m->mothurOut("Processing sequences from " + fastaFileNames[s] + " ..." ); m->mothurOutEndLine();
278                         
279                         if (outputDir == "") {  outputDir += m->hasPath(fastaFileNames[s]); }
280                         
281                         ifstream inFASTA;
282                         m->openInputFile(fastaFileNames[s], inFASTA);
283                         alignDB = SequenceDB(inFASTA); 
284                         inFASTA.close();
285                         
286                         int numSeqs = alignDB.getNumSeqs();
287                         int startTime = time(NULL);
288                         string outputFile = "";
289                         
290             map<string, string> variables; 
291             variables["[filename]"] = outputDir + m->getRootName(m->getSimpleName(fastaFileNames[s]));
292                         if (output == "lt") { //does the user want lower triangle phylip formatted file 
293                                 variables["[outputtag]"] = "phylip";
294                 outputFile = getOutputFileName("phylip", variables);
295                                 m->mothurRemove(outputFile); outputTypes["phylip"].push_back(outputFile);
296                         }else if (output == "column") { //user wants column format
297                                 outputFile = getOutputFileName("column", variables);
298                                 outputTypes["column"].push_back(outputFile);
299                                 m->mothurRemove(outputFile);
300                         }else { //assume square
301                 variables["[outputtag]"] = "square";
302                 outputFile = getOutputFileName("phylip", variables);
303                                 m->mothurRemove(outputFile);
304                                 outputTypes["phylip"].push_back(outputFile);
305                         }
306                         
307                         #ifdef USE_MPI
308                 
309                         int pid, start, end; 
310                         int tag = 2001;
311                                         
312                         MPI_Status status; 
313                         MPI_Comm_size(MPI_COMM_WORLD, &processors); //set processors to the number of mpi processes running
314                         MPI_Comm_rank(MPI_COMM_WORLD, &pid); //find out who we are
315                         
316                         //each process gets where it should start and stop in the file
317                         if (output != "square") {
318                                 start = int (sqrt(float(pid)/float(processors)) * numSeqs);
319                                 end = int (sqrt(float(pid+1)/float(processors)) * numSeqs);
320                         }else{
321                                 start = int ((float(pid)/float(processors)) * numSeqs);
322                                 end = int ((float(pid+1)/float(processors)) * numSeqs);
323                         }
324                         
325                         if (output == "column") {
326                                 MPI_File outMPI;
327                                 int amode=MPI_MODE_CREATE|MPI_MODE_WRONLY; 
328
329                         char filename[1024];
330                                 strcpy(filename, outputFile.c_str());
331                                 
332                                 MPI_File_open(MPI_COMM_WORLD, filename, amode, MPI_INFO_NULL, &outMPI);
333
334                                 if (pid == 0) { //you are the root process 
335                                 
336                                         //do your part
337                                         string outputMyPart;
338                                         
339                                         driverMPI(start, end, outMPI, cutoff); 
340                                         
341                                         if (m->control_pressed) { outputTypes.clear(); MPI_File_close(&outMPI);  m->mothurRemove(outputFile); return 0; }
342                                 
343                                         //wait on chidren
344                                         for(int i = 1; i < processors; i++) { 
345                                                 if (m->control_pressed) { outputTypes.clear();  MPI_File_close(&outMPI);   m->mothurRemove(outputFile);  return 0; }
346                                                 
347                                                 char buf[5];
348                                                 MPI_Recv(buf, 5, MPI_CHAR, i, tag, MPI_COMM_WORLD, &status); 
349                                         }
350                                 }else { //you are a child process
351                                         //do your part
352                                         driverMPI(start, end, outMPI, cutoff); 
353                                         
354                                         if (m->control_pressed) { outputTypes.clear();  MPI_File_close(&outMPI);  m->mothurRemove(outputFile);  return 0; }
355                                 
356                                         char buf[5];
357                                         strcpy(buf, "done"); 
358                                         //tell parent you are done.
359                                         MPI_Send(buf, 5, MPI_CHAR, 0, tag, MPI_COMM_WORLD);
360                                 }
361                                 
362                                 MPI_File_close(&outMPI);
363                                 
364                         }else { //lower triangle format
365                                 if (pid == 0) { //you are the root process 
366                                 
367                                         //do your part
368                                         string outputMyPart;
369                                         unsigned long long mySize;
370                                         
371                                         if (output != "square"){ driverMPI(start, end, outputFile, mySize); }
372                                         else { driverMPI(start, end, outputFile, mySize, output); }
373                 
374                                         if (m->control_pressed) {  outputTypes.clear();   m->mothurRemove(outputFile);   return 0; }
375                                         
376                                         int amode=MPI_MODE_APPEND|MPI_MODE_WRONLY|MPI_MODE_CREATE; //
377                                         MPI_File outMPI;
378                                         MPI_File inMPI;
379
380                                         char filename[1024];
381                                         strcpy(filename, outputFile.c_str());
382
383                                         MPI_File_open(MPI_COMM_SELF, filename, amode, MPI_INFO_NULL, &outMPI);
384
385                                         //wait on chidren
386                                         for(int b = 1; b < processors; b++) { 
387                                                 unsigned long long fileSize;
388                                                 
389                                                 if (m->control_pressed) { outputTypes.clear();  MPI_File_close(&outMPI);  m->mothurRemove(outputFile);   return 0; }
390                                                 
391                                                 MPI_Recv(&fileSize, 1, MPI_LONG, b, tag, MPI_COMM_WORLD, &status); 
392                                                 
393                                                 string outTemp = outputFile + toString(b) + ".temp";
394
395                                                 char* buf = new char[outTemp.length()];
396                                                 memcpy(buf, outTemp.c_str(), outTemp.length());
397                                                 
398                                                 MPI_File_open(MPI_COMM_SELF, buf, MPI_MODE_DELETE_ON_CLOSE|MPI_MODE_RDONLY, MPI_INFO_NULL, &inMPI);
399                                                 delete buf;
400
401                                                 int count = 0;
402                                                 while (count < fileSize) { 
403                                                         char buf2[1];
404                                                         MPI_File_read(inMPI, buf2, 1, MPI_CHAR, &status);
405                                                         MPI_File_write(outMPI, buf2, 1, MPI_CHAR, &status);
406                                                         count += 1;
407                                                 }
408                                                 
409                                                 MPI_File_close(&inMPI); //deleted on close
410                                         }
411                                         
412                                         MPI_File_close(&outMPI);
413                                 }else { //you are a child process
414                                         //do your part
415                                         unsigned long long size;
416                                         if (output != "square"){ driverMPI(start, end, (outputFile + toString(pid) + ".temp"), size); }
417                                         else { driverMPI(start, end, (outputFile + toString(pid) + ".temp"), size, output); }
418                                         
419                                         if (m->control_pressed) {  return 0; }
420                                 
421                                         //tell parent you are done.
422                                         MPI_Send(&size, 1, MPI_LONG, 0, tag, MPI_COMM_WORLD);
423                                 }
424                         }
425                         MPI_Barrier(MPI_COMM_WORLD); //make everyone wait - just in case
426         #else           
427                                         
428                 //#if defined (__APPLE__) || (__MACH__) || (linux) || (__linux) || (__linux__) || (__unix__) || (__unix)
429                         //if you don't need to fork anything
430                         if(processors == 1){
431                                 if (output != "square") {  driver(0, numSeqs, outputFile, cutoff); }
432                                 else { driver(0, numSeqs, outputFile, "square");  }
433                         }else{ //you have multiple processors
434                                 
435                                 for (int i = 0; i < processors; i++) {
436                                         distlinePair tempLine;
437                                         lines.push_back(tempLine);
438                                         if (output != "square") {
439                                                 lines[i].start = int (sqrt(float(i)/float(processors)) * numSeqs);
440                                                 lines[i].end = int (sqrt(float(i+1)/float(processors)) * numSeqs);
441                                         }else{
442                                                 lines[i].start = int ((float(i)/float(processors)) * numSeqs);
443                                                 lines[i].end = int ((float(i+1)/float(processors)) * numSeqs);
444                                         }
445                                 }
446                                 
447                                 createProcesses(outputFile); 
448                         }
449                 //#else
450                         //ifstream inFASTA;
451                         //if (output != "square") {  driver(0, numSeqs, outputFile, cutoff); }
452                         //else { driver(0, numSeqs, outputFile, "square");  }
453                 //#endif
454                 
455         #endif
456                         if (m->control_pressed) { outputTypes.clear();   m->mothurRemove(outputFile); return 0; }
457                         
458                         #ifdef USE_MPI
459                                 MPI_Comm_rank(MPI_COMM_WORLD, &pid); 
460                                                 
461                                 if (pid == 0) { //only one process should output to screen
462                         #endif
463                         
464                         ifstream fileHandle;
465                         fileHandle.open(outputFile.c_str());
466                         if(fileHandle) {
467                                 m->gobble(fileHandle);
468                                 if (fileHandle.eof()) { m->mothurOut(outputFile + " is blank. This can result if there are no distances below your cutoff.");  m->mothurOutEndLine(); }
469                         }
470                         
471                         if (compress) {
472                                 m->mothurOut("Compressing..."); m->mothurOutEndLine();
473                                 m->mothurOut("(Replacing " + outputFile + " with " + outputFile + ".gz)"); m->mothurOutEndLine();
474                                 system(("gzip -v " + outputFile).c_str());
475                                 outputNames.push_back(outputFile + ".gz");
476                         }else { outputNames.push_back(outputFile); }
477                         
478                         #ifdef USE_MPI
479                                 }
480                         #endif
481                         
482                         m->mothurOut("It took " + toString(time(NULL) - startTime) + " to calculate the distances for " + toString(numSeqs) + " sequences."); m->mothurOutEndLine();
483                         
484                         if (m->control_pressed) { outputTypes.clear(); m->mothurRemove(outputFile); return 0; }
485                 }
486                 
487                 //set phylip file as new current phylipfile
488                 string current = "";
489                 itTypes = outputTypes.find("phylip");
490                 if (itTypes != outputTypes.end()) {
491                         if ((itTypes->second).size() != 0) { current = (itTypes->second)[0]; m->setPhylipFile(current); }
492                 }
493                 
494                 //set column file as new current columnfile
495                 itTypes = outputTypes.find("column");
496                 if (itTypes != outputTypes.end()) {
497                         if ((itTypes->second).size() != 0) { current = (itTypes->second)[0]; m->setColumnFile(current); }
498                 }
499                 
500                 m->mothurOutEndLine();
501                 m->mothurOut("Output File Names: "); m->mothurOutEndLine();
502                 for (int i = 0; i < outputNames.size(); i++) {  m->mothurOut(outputNames[i]); m->mothurOutEndLine();    }
503                 m->mothurOutEndLine();
504                 
505
506                 return 0;
507         }
508         catch(exception& e) {
509                 m->errorOut(e, "PairwiseSeqsCommand", "execute");
510                 exit(1);
511         }
512 }
513
514 /**************************************************************************************************/
515 void PairwiseSeqsCommand::createProcesses(string filename) {
516         try {
517         int process = 1;
518                 processIDS.clear();
519         
520 #if defined (__APPLE__) || (__MACH__) || (linux) || (__linux) || (__linux__) || (__unix__) || (__unix)
521                 
522                 
523                 //loop through and create all the processes you want
524                 while (process != processors) {
525                         int pid = fork();
526                         
527                         if (pid > 0) {
528                                 processIDS.push_back(pid); 
529                                 process++;
530                         }else if (pid == 0){
531                                 if (output != "square") {  driver(lines[process].start, lines[process].end, filename + toString(getpid()) + ".temp", cutoff); }
532                                 else { driver(lines[process].start, lines[process].end, filename + toString(getpid()) + ".temp", "square"); }
533                                 exit(0);
534                         }else { 
535                                 m->mothurOut("[ERROR]: unable to spawn the necessary processes."); m->mothurOutEndLine(); 
536                                 for (int i=0;i<processIDS.size();i++) { int temp = processIDS[i]; kill (temp, SIGINT); }
537                                 exit(0);
538                         }
539                 }
540                 
541                 //parent do my part
542                 if (output != "square") {  driver(lines[0].start, lines[0].end, filename, cutoff); }
543                 else { driver(lines[0].start, lines[0].end, filename, "square"); }
544
545                 
546                 //force parent to wait until all the processes are done
547                 for (int i=0;i<processIDS.size();i++) { 
548                         int temp = processIDS[i];
549                         wait(&temp);
550                 }
551 #else     
552         //////////////////////////////////////////////////////////////////////////////////////////////////////
553                 //Windows version shared memory, so be careful when passing variables through the distanceData struct. 
554                 //Above fork() will clone, so memory is separate, but that's not the case with windows, 
555                 //that's why the distance calculator was moved inside of the driver to make separate copies.
556                 //////////////////////////////////////////////////////////////////////////////////////////////////////
557                 
558                 vector<pairwiseData*> pDataArray; //[processors-1];
559                 DWORD   dwThreadIdArray[processors-1];
560                 HANDLE  hThreadArray[processors-1]; 
561                 
562                 //Create processor-1 worker threads.
563                 for( int i=0; i<processors-1; i++ ){
564                         string extension = toString(i) + ".temp";
565
566                         // Allocate memory for thread data.
567                         pairwiseData* tempDist = new pairwiseData((filename+extension), align, "square", Estimators[0], countends, output, alignDB, m, lines[i+1].start, lines[i+1].end, match, misMatch, gapOpen, gapExtend, longestBase, i);
568                         pDataArray.push_back(tempDist);
569                         processIDS.push_back(i);
570                         
571                         if (output != "square") { hThreadArray[i] = CreateThread(NULL, 0, MyPairwiseThreadFunction, pDataArray[i], 0, &dwThreadIdArray[i]);  } 
572             else { hThreadArray[i] = CreateThread(NULL, 0, MyPairwiseSquareThreadFunction, pDataArray[i], 0, &dwThreadIdArray[i]);  }
573                 }
574                 
575                 //do your part
576                 if (output != "square") {  driver(lines[0].start, lines[0].end, filename, cutoff); }
577                 else { driver(lines[0].start, lines[0].end, filename, "square"); }
578                 
579                 //Wait until all threads have terminated.
580                 WaitForMultipleObjects(processors-1, hThreadArray, TRUE, INFINITE);
581                 
582                 //Close all thread handles and free memory allocations.
583                 for(int i=0; i < pDataArray.size(); i++){
584                         CloseHandle(hThreadArray[i]);
585                         delete pDataArray[i];
586                 }
587
588 #endif
589         
590         //append and remove temp files
591                 for (int i=0;i<processIDS.size();i++) { 
592                         m->appendFiles((filename + toString(processIDS[i]) + ".temp"), filename);
593                         m->mothurRemove((filename + toString(processIDS[i]) + ".temp"));
594                 }
595         
596         }
597         catch(exception& e) {
598                 m->errorOut(e, "PairwiseSeqsCommand", "createProcesses");
599                 exit(1);
600         }
601 }
602
603 /**************************************************************************************************/
604 /////// need to fix to work with calcs and sequencedb
605 int PairwiseSeqsCommand::driver(int startLine, int endLine, string dFileName, float cutoff){
606         try {
607
608                 int startTime = time(NULL);
609         
610         Alignment* alignment;
611         if(align == "gotoh")                    {       alignment = new GotohOverlap(gapOpen, gapExtend, match, misMatch, longestBase);                 }
612                 else if(align == "needleman")   {       alignment = new NeedlemanOverlap(gapOpen, match, misMatch, longestBase);                                }
613                 else if(align == "blast")               {       alignment = new BlastAlignment(gapOpen, gapExtend, match, misMatch);            }
614                 else if(align == "noalign")             {       alignment = new NoAlign();                                                                                                      }
615                 else {
616                         m->mothurOut(align + " is not a valid alignment option. I will run the command using needleman.");
617                         m->mothurOutEndLine();
618                         alignment = new NeedlemanOverlap(gapOpen, match, misMatch, longestBase);
619                 }
620         
621         ValidCalculators validCalculator;
622         Dist* distCalculator;
623         if (countends) {
624             if (validCalculator.isValidCalculator("distance", Estimators[0]) == true) { 
625                 if (Estimators[0] == "nogaps")                  {       distCalculator = new ignoreGaps();      }
626                 else if (Estimators[0] == "eachgap")    {       distCalculator = new eachGapDist();     }
627                 else if (Estimators[0] == "onegap")             {       distCalculator = new oneGapDist();      }
628             }
629         }else {
630             if (validCalculator.isValidCalculator("distance", Estimators[0]) == true) { 
631                 if (Estimators[0] == "nogaps")          {       distCalculator = new ignoreGaps();                                      }
632                 else if (Estimators[0] == "eachgap"){   distCalculator = new eachGapIgnoreTermGapDist();        }
633                 else if (Estimators[0] == "onegap")     {       distCalculator = new oneGapIgnoreTermGapDist();         }
634             }
635         }
636                 
637                 //column file
638                 ofstream outFile(dFileName.c_str(), ios::trunc);
639                 outFile.setf(ios::fixed, ios::showpoint);
640                 outFile << setprecision(4);
641                 
642                 if((output == "lt") && startLine == 0){ outFile << alignDB.getNumSeqs() << endl;        }
643                 
644                 for(int i=startLine;i<endLine;i++){
645                         if(output == "lt")      {       
646                                 string name = alignDB.get(i).getName();
647                                 if (name.length() < 10) { //pad with spaces to make compatible
648                                         while (name.length() < 10) {  name += " ";  }
649                                 }
650                                 outFile << name << '\t';        
651                         }
652                         
653                         for(int j=0;j<i;j++){
654                                 
655                                 if (m->control_pressed) { outFile.close(); delete alignment; delete distCalculator; return 0;  }
656                                 
657                                 if (alignDB.get(i).getUnaligned().length() > alignment->getnRows()) {
658                                         alignment->resize(alignDB.get(i).getUnaligned().length()+1);
659                                 }
660                                 
661                                 if (alignDB.get(j).getUnaligned().length() > alignment->getnRows()) {
662                                         alignment->resize(alignDB.get(j).getUnaligned().length()+1);
663                                 }
664                                 
665                                 Sequence seqI(alignDB.get(i).getName(), alignDB.get(i).getAligned());
666                                 Sequence seqJ(alignDB.get(j).getName(), alignDB.get(j).getAligned());
667                                 
668                                 alignment->align(seqI.getUnaligned(), seqJ.getUnaligned());
669                                 seqI.setAligned(alignment->getSeqAAln());
670                                 seqJ.setAligned(alignment->getSeqBAln());
671
672                                 
673                                 distCalculator->calcDist(seqI, seqJ);
674                                 double dist = distCalculator->getDist();
675                                 
676                                 if(dist <= cutoff){
677                                         if (output == "column") { outFile << alignDB.get(i).getName() << ' ' << alignDB.get(j).getName() << ' ' << dist << endl; }
678                                 }
679                                 if (output == "lt") {  outFile << dist << '\t'; }
680                         }
681                         
682                         if (output == "lt") { outFile << endl; }
683                         
684                         if(i % 100 == 0){
685                                 m->mothurOut(toString(i) + "\t" + toString(time(NULL) - startTime)); m->mothurOutEndLine();
686                         }
687                         
688                 }
689                 m->mothurOut(toString(endLine-1) + "\t" + toString(time(NULL) - startTime)); m->mothurOutEndLine();
690                 
691                 outFile.close();
692         delete alignment;
693         delete distCalculator;
694                 
695                 return 1;
696         }
697         catch(exception& e) {
698                 m->errorOut(e, "PairwiseSeqsCommand", "driver");
699                 exit(1);
700         }
701 }
702 /**************************************************************************************************/
703 /////// need to fix to work with calcs and sequencedb
704 int PairwiseSeqsCommand::driver(int startLine, int endLine, string dFileName, string square){
705         try {
706
707                 int startTime = time(NULL);
708         
709         Alignment* alignment;
710         if(align == "gotoh")                    {       alignment = new GotohOverlap(gapOpen, gapExtend, match, misMatch, longestBase);                 }
711                 else if(align == "needleman")   {       alignment = new NeedlemanOverlap(gapOpen, match, misMatch, longestBase);                                }
712                 else if(align == "blast")               {       alignment = new BlastAlignment(gapOpen, gapExtend, match, misMatch);            }
713                 else if(align == "noalign")             {       alignment = new NoAlign();                                                                                                      }
714                 else {
715                         m->mothurOut(align + " is not a valid alignment option. I will run the command using needleman.");
716                         m->mothurOutEndLine();
717                         alignment = new NeedlemanOverlap(gapOpen, match, misMatch, longestBase);
718                 }
719                 
720         ValidCalculators validCalculator;
721         Dist* distCalculator;
722         if (countends) {
723             if (validCalculator.isValidCalculator("distance", Estimators[0]) == true) { 
724                 if (Estimators[0] == "nogaps")                  {       distCalculator = new ignoreGaps();      }
725                 else if (Estimators[0] == "eachgap")    {       distCalculator = new eachGapDist();     }
726                 else if (Estimators[0] == "onegap")             {       distCalculator = new oneGapDist();      }
727             }
728         }else {
729             if (validCalculator.isValidCalculator("distance", Estimators[0]) == true) { 
730                 if (Estimators[0] == "nogaps")          {       distCalculator = new ignoreGaps();                                      }
731                 else if (Estimators[0] == "eachgap"){   distCalculator = new eachGapIgnoreTermGapDist();        }
732                 else if (Estimators[0] == "onegap")     {       distCalculator = new oneGapIgnoreTermGapDist();         }
733             }
734         }
735
736                 //column file
737                 ofstream outFile(dFileName.c_str(), ios::trunc);
738                 outFile.setf(ios::fixed, ios::showpoint);
739                 outFile << setprecision(4);
740                 
741                 if(startLine == 0){     outFile << alignDB.getNumSeqs() << endl;        }
742                 
743                 for(int i=startLine;i<endLine;i++){
744                                 
745                         string name = alignDB.get(i).getName();
746                         //pad with spaces to make compatible
747                         if (name.length() < 10) { while (name.length() < 10) {  name += " ";  } }
748                                 
749                         outFile << name << '\t';        
750                         
751                         for(int j=0;j<alignDB.getNumSeqs();j++){
752                                 
753                                 if (m->control_pressed) { outFile.close(); delete alignment; delete distCalculator; return 0;  }
754                                 
755                                 if (alignDB.get(i).getUnaligned().length() > alignment->getnRows()) {
756                                         alignment->resize(alignDB.get(i).getUnaligned().length()+1);
757                                 }
758                                 
759                                 if (alignDB.get(j).getUnaligned().length() > alignment->getnRows()) {
760                                         alignment->resize(alignDB.get(j).getUnaligned().length()+1);
761                                 }
762                                 
763                                 Sequence seqI(alignDB.get(i).getName(), alignDB.get(i).getAligned());
764                                 Sequence seqJ(alignDB.get(j).getName(), alignDB.get(j).getAligned());
765                                 
766                                 alignment->align(seqI.getUnaligned(), seqJ.getUnaligned());
767                                 seqI.setAligned(alignment->getSeqAAln());
768                                 seqJ.setAligned(alignment->getSeqBAln());
769                                 
770                                 distCalculator->calcDist(seqI, seqJ);
771                                 double dist = distCalculator->getDist();
772                                                                 
773                                 outFile << dist << '\t'; 
774                         }
775                         
776                         outFile << endl; 
777                         
778                         if(i % 100 == 0){
779                                 m->mothurOut(toString(i) + "\t" + toString(time(NULL) - startTime)); m->mothurOutEndLine();
780                         }
781                         
782                 }
783                 m->mothurOut(toString(endLine-1) + "\t" + toString(time(NULL) - startTime)); m->mothurOutEndLine();
784                 
785                 outFile.close();
786         delete alignment;
787         delete distCalculator;
788                 
789                 return 1;
790         }
791         catch(exception& e) {
792                 m->errorOut(e, "PairwiseSeqsCommand", "driver");
793                 exit(1);
794         }
795 }
796 #ifdef USE_MPI
797 /**************************************************************************************************/
798 /////// need to fix to work with calcs and sequencedb
799 int PairwiseSeqsCommand::driverMPI(int startLine, int endLine, MPI_File& outMPI, float cutoff){
800         try {
801                 MPI_Status status;
802                 int startTime = time(NULL);
803         
804         Alignment* alignment;
805         if(align == "gotoh")                    {       alignment = new GotohOverlap(gapOpen, gapExtend, match, misMatch, longestBase);                 }
806                 else if(align == "needleman")   {       alignment = new NeedlemanOverlap(gapOpen, match, misMatch, longestBase);                                }
807                 else if(align == "blast")               {       alignment = new BlastAlignment(gapOpen, gapExtend, match, misMatch);            }
808                 else if(align == "noalign")             {       alignment = new NoAlign();                                                                                                      }
809                 else {
810                         m->mothurOut(align + " is not a valid alignment option. I will run the command using needleman.");
811                         m->mothurOutEndLine();
812                         alignment = new NeedlemanOverlap(gapOpen, match, misMatch, longestBase);
813                 }
814                 
815         ValidCalculators validCalculator;
816         Dist* distCalculator;
817         if (countends) {
818             if (validCalculator.isValidCalculator("distance", Estimators[0]) == true) { 
819                 if (Estimators[0] == "nogaps")                  {       distCalculator = new ignoreGaps();      }
820                 else if (Estimators[0] == "eachgap")    {       distCalculator = new eachGapDist();     }
821                 else if (Estimators[0] == "onegap")             {       distCalculator = new oneGapDist();      }
822             }
823         }else {
824             if (validCalculator.isValidCalculator("distance", Estimators[0]) == true) { 
825                 if (Estimators[0] == "nogaps")          {       distCalculator = new ignoreGaps();                                      }
826                 else if (Estimators[0] == "eachgap"){   distCalculator = new eachGapIgnoreTermGapDist();        }
827                 else if (Estimators[0] == "onegap")     {       distCalculator = new oneGapIgnoreTermGapDist();         }
828             }
829         }
830
831                 string outputString = "";
832                 
833                 for(int i=startLine;i<endLine;i++){
834         
835                         for(int j=0;j<i;j++){
836                                 
837                                 if (m->control_pressed) { delete alignment; delete distCalculator; return 0;  }
838                                 
839                                 if (alignDB.get(i).getUnaligned().length() > alignment->getnRows()) {
840                                         alignment->resize(alignDB.get(i).getUnaligned().length()+1);
841                                 }
842                                 
843                                 if (alignDB.get(j).getUnaligned().length() > alignment->getnRows()) {
844                                         alignment->resize(alignDB.get(j).getUnaligned().length()+1);
845                                 }
846                                 
847                                 Sequence seqI(alignDB.get(i).getName(), alignDB.get(i).getAligned());
848                                 Sequence seqJ(alignDB.get(j).getName(), alignDB.get(j).getAligned());
849                                 
850                                 alignment->align(seqI.getUnaligned(), seqJ.getUnaligned());
851                                 seqI.setAligned(alignment->getSeqAAln());
852                                 seqJ.setAligned(alignment->getSeqBAln());
853                                 
854                                 distCalculator->calcDist(seqI, seqJ);
855                                 double dist = distCalculator->getDist();
856                                 
857                                 if(dist <= cutoff){
858                                          outputString += (alignDB.get(i).getName() + ' ' + alignDB.get(j).getName() + ' ' + toString(dist) + '\n'); 
859                                 }
860                         }
861                         
862                         if(i % 100 == 0){
863                                 //m->mothurOut(toString(i) + "\t" + toString(time(NULL) - startTime)); m->mothurOutEndLine();
864                                 cout << i << '\t' << (time(NULL) - startTime) << endl;
865                         }
866                         
867                          
868                         //send results to parent
869                         int length = outputString.length();
870
871                         char* buf = new char[length];
872                         memcpy(buf, outputString.c_str(), length);
873                         
874                         MPI_File_write_shared(outMPI, buf, length, MPI_CHAR, &status);
875                         outputString = "";
876                         delete buf;
877                         
878                 }
879                 delete alignment;
880         delete distCalculator;
881                 return 1;
882         }
883         catch(exception& e) {
884                 m->errorOut(e, "PairwiseSeqsCommand", "driverMPI");
885                 exit(1);
886         }
887 }
888 /**************************************************************************************************/
889 /////// need to fix to work with calcs and sequencedb
890 int PairwiseSeqsCommand::driverMPI(int startLine, int endLine, string file, unsigned long long& size){
891         try {
892                 MPI_Status status;
893                 
894                 MPI_File outMPI;
895                 int amode=MPI_MODE_CREATE|MPI_MODE_WRONLY; 
896
897                 char filename[1024];
898                 strcpy(filename, file.c_str());
899
900                 MPI_File_open(MPI_COMM_SELF, filename, amode, MPI_INFO_NULL, &outMPI);
901
902                 Alignment* alignment;
903         if(align == "gotoh")                    {       alignment = new GotohOverlap(gapOpen, gapExtend, match, misMatch, longestBase);                 }
904                 else if(align == "needleman")   {       alignment = new NeedlemanOverlap(gapOpen, match, misMatch, longestBase);                                }
905                 else if(align == "blast")               {       alignment = new BlastAlignment(gapOpen, gapExtend, match, misMatch);            }
906                 else if(align == "noalign")             {       alignment = new NoAlign();                                                                                                      }
907                 else {
908                         m->mothurOut(align + " is not a valid alignment option. I will run the command using needleman.");
909                         m->mothurOutEndLine();
910                         alignment = new NeedlemanOverlap(gapOpen, match, misMatch, longestBase);
911                 }
912         
913         ValidCalculators validCalculator;
914         Dist* distCalculator;
915         if (countends) {
916             if (validCalculator.isValidCalculator("distance", Estimators[0]) == true) { 
917                 if (Estimators[0] == "nogaps")                  {       distCalculator = new ignoreGaps();      }
918                 else if (Estimators[0] == "eachgap")    {       distCalculator = new eachGapDist();     }
919                 else if (Estimators[0] == "onegap")             {       distCalculator = new oneGapDist();      }
920             }
921         }else {
922             if (validCalculator.isValidCalculator("distance", Estimators[0]) == true) { 
923                 if (Estimators[0] == "nogaps")          {       distCalculator = new ignoreGaps();                                      }
924                 else if (Estimators[0] == "eachgap"){   distCalculator = new eachGapIgnoreTermGapDist();        }
925                 else if (Estimators[0] == "onegap")     {       distCalculator = new oneGapIgnoreTermGapDist();         }
926             }
927         }
928
929                 
930                 string outputString = "";
931                 size = 0;
932                 
933                 if(startLine == 0){     outputString += toString(alignDB.getNumSeqs()) + "\n";  }
934                 
935                 for(int i=startLine;i<endLine;i++){
936                                 
937                         string name = alignDB.get(i).getName();
938                         if (name.length() < 10) { //pad with spaces to make compatible
939                                 while (name.length() < 10) {  name += " ";  }
940                         }
941                         outputString += name + "\t";    
942                         
943                         for(int j=0;j<i;j++){
944                                 
945                                 if (m->control_pressed) { delete alignment; delete distCalculator; return 0;  }
946                                 
947                                 if (alignDB.get(i).getUnaligned().length() > alignment->getnRows()) {
948                                         alignment->resize(alignDB.get(i).getUnaligned().length()+1);
949                                 }
950                                 
951                                 if (alignDB.get(j).getUnaligned().length() > alignment->getnRows()) {
952                                         alignment->resize(alignDB.get(j).getUnaligned().length()+1);
953                                 }
954                                 
955                                 Sequence seqI(alignDB.get(i).getName(), alignDB.get(i).getAligned());
956                                 Sequence seqJ(alignDB.get(j).getName(), alignDB.get(j).getAligned());
957                                 
958                                 alignment->align(seqI.getUnaligned(), seqJ.getUnaligned());
959                                 seqI.setAligned(alignment->getSeqAAln());
960                                 seqJ.setAligned(alignment->getSeqBAln());
961                                 
962                                 distCalculator->calcDist(seqI, seqJ);
963                                 double dist = distCalculator->getDist();
964                                 
965                                 outputString += toString(dist) + "\t"; 
966                         }
967                         
968                         outputString += "\n"; 
969                         
970                         //send results to parent
971                         int length = outputString.length();
972                         char* buf = new char[length];
973                         memcpy(buf, outputString.c_str(), length);
974                         
975                         MPI_File_write(outMPI, buf, length, MPI_CHAR, &status);
976                         size += outputString.length();
977                         outputString = "";
978                         delete buf;
979                 }
980                 
981                 MPI_File_close(&outMPI);
982         delete alignment;
983         delete distCalculator;
984                 
985                 return 1;
986         }
987         catch(exception& e) {
988                 m->errorOut(e, "PairwiseSeqsCommand", "driverMPI");
989                 exit(1);
990         }
991 }
992 /**************************************************************************************************/
993 /////// need to fix to work with calcs and sequencedb
994 int PairwiseSeqsCommand::driverMPI(int startLine, int endLine, string file, unsigned long long& size, string square){
995         try {
996                 MPI_Status status;
997                 
998                 MPI_File outMPI;
999                 int amode=MPI_MODE_CREATE|MPI_MODE_WRONLY; 
1000
1001                 char filename[1024];
1002                 strcpy(filename, file.c_str());
1003
1004                 MPI_File_open(MPI_COMM_SELF, filename, amode, MPI_INFO_NULL, &outMPI);
1005                 
1006                 Alignment* alignment;
1007         if(align == "gotoh")                    {       alignment = new GotohOverlap(gapOpen, gapExtend, match, misMatch, longestBase);                 }
1008                 else if(align == "needleman")   {       alignment = new NeedlemanOverlap(gapOpen, match, misMatch, longestBase);                                }
1009                 else if(align == "blast")               {       alignment = new BlastAlignment(gapOpen, gapExtend, match, misMatch);            }
1010                 else if(align == "noalign")             {       alignment = new NoAlign();                                                                                                      }
1011                 else {
1012                         m->mothurOut(align + " is not a valid alignment option. I will run the command using needleman.");
1013                         m->mothurOutEndLine();
1014                         alignment = new NeedlemanOverlap(gapOpen, match, misMatch, longestBase);
1015                 }
1016                 
1017         ValidCalculators validCalculator;
1018         Dist* distCalculator;
1019         if (countends) {
1020             if (validCalculator.isValidCalculator("distance", Estimators[0]) == true) { 
1021                 if (Estimators[0] == "nogaps")                  {       distCalculator = new ignoreGaps();      }
1022                 else if (Estimators[0] == "eachgap")    {       distCalculator = new eachGapDist();     }
1023                 else if (Estimators[0] == "onegap")             {       distCalculator = new oneGapDist();      }
1024             }
1025         }else {
1026             if (validCalculator.isValidCalculator("distance", Estimators[0]) == true) { 
1027                 if (Estimators[0] == "nogaps")          {       distCalculator = new ignoreGaps();                                      }
1028                 else if (Estimators[0] == "eachgap"){   distCalculator = new eachGapIgnoreTermGapDist();        }
1029                 else if (Estimators[0] == "onegap")     {       distCalculator = new oneGapIgnoreTermGapDist();         }
1030             }
1031         }
1032         
1033                 string outputString = "";
1034                 size = 0;
1035                 
1036                 if(startLine == 0){     outputString += toString(alignDB.getNumSeqs()) + "\n";  }
1037                 
1038                 for(int i=startLine;i<endLine;i++){
1039                                 
1040                         string name = alignDB.get(i).getName();
1041                         if (name.length() < 10) { //pad with spaces to make compatible
1042                                 while (name.length() < 10) {  name += " ";  }
1043                         }
1044                         outputString += name + "\t";    
1045                         
1046                         for(int j=0;j<alignDB.getNumSeqs();j++){
1047                                 
1048                                 if (m->control_pressed) {  delete alignment; return 0;  }
1049                                 
1050                                 if (alignDB.get(i).getUnaligned().length() > alignment->getnRows()) {
1051                                         alignment->resize(alignDB.get(i).getUnaligned().length()+1);
1052                                 }
1053                                 
1054                                 if (alignDB.get(j).getUnaligned().length() > alignment->getnRows()) {
1055                                         alignment->resize(alignDB.get(j).getUnaligned().length()+1);
1056                                 }
1057                                 
1058                                 Sequence seqI(alignDB.get(i).getName(), alignDB.get(i).getAligned());
1059                                 Sequence seqJ(alignDB.get(j).getName(), alignDB.get(j).getAligned());
1060                                 
1061                                 alignment->align(seqI.getUnaligned(), seqJ.getUnaligned());
1062                                 seqI.setAligned(alignment->getSeqAAln());
1063                                 seqJ.setAligned(alignment->getSeqBAln());
1064                                 
1065                                 distCalculator->calcDist(seqI, seqJ);
1066                                 double dist = distCalculator->getDist();
1067                                 
1068                                 outputString += toString(dist) + "\t"; 
1069                         }
1070                         
1071                         outputString += "\n"; 
1072
1073                         //send results to parent
1074                         int length = outputString.length();
1075                         char* buf = new char[length];
1076                         memcpy(buf, outputString.c_str(), length);
1077                         
1078                         MPI_File_write(outMPI, buf, length, MPI_CHAR, &status);
1079                         size += outputString.length();
1080                         outputString = "";
1081                         delete buf;
1082                 }
1083                 
1084                 MPI_File_close(&outMPI);
1085                 
1086         delete alignment;
1087                 return 1;
1088         }
1089         catch(exception& e) {
1090                 m->errorOut(e, "PairwiseSeqsCommand", "driverMPI");
1091                 exit(1);
1092         }
1093 }
1094 #endif
1095 /**************************************************************************************************/
1096