]> git.donarmstrong.com Git - mothur.git/blobdiff - pintail.cpp
changes while testing
[mothur.git] / pintail.cpp
index 72be67948e757f8b8d09722baf51b5a1da720c12..b9f2434d19d4cc842bfac1dce4f6de5a0d1b742d 100644 (file)
 
 #include "pintail.h"
 #include "ignoregaps.h"
+#include "eachgapdist.h"
 
+//********************************************************************************************************************
+//sorts lowest to highest
+inline bool compareQuanMembers(quanMember left, quanMember right){
+       return (left.score < right.score);      
+} 
 //***************************************************************************************************************
 
-Pintail::Pintail(string filename, string temp) {  fastafile = filename;  templateFile = temp;  }
-//***************************************************************************************************************
-
-Pintail::~Pintail() {
+Pintail::Pintail(string filename, string temp, bool f, int p, string mask, string cons, string q, int win, int inc, string o) : Chimera() { 
        try {
-               for (int i = 0; i < querySeqs.size(); i++)              {  delete querySeqs[i];         }
-               for (int i = 0; i < templateSeqs.size(); i++)   {  delete templateSeqs[i];      }
+       
+               fastafile = filename; 
+               templateFileName = temp; templateSeqs = readSeqs(temp);
+               filter = f;
+               processors = p;
+               setMask(mask);
+               consfile = cons;
+               quanfile = q;
+               window = win;
+               increment = inc; 
+               outputDir = o; 
+               
+               distcalculator = new eachGapDist();
+               decalc = new DeCalculator();
+               
+               doPrep();
        }
        catch(exception& e) {
-               errorOut(e, "Pintail", "~Pintail");
+               m->errorOut(e, "Pintail", "Pintail");
                exit(1);
        }
-}      
+
+}
 //***************************************************************************************************************
-void Pintail::print(ostream& out) {
+
+Pintail::~Pintail() {
        try {
                
-               for (int i = 0; i < querySeqs.size(); i++) {
-                       
-                       out << querySeqs[i]->getName() << '\t' << "div: " << deviation[i] << "\tstDev: " << DE[i] << endl;
-                       out << "Observed\t";
-                       
-                       for (int j = 0; j < obsDistance[i].size(); j++) {  out << obsDistance[i][j] << '\t';  }
-                       out << endl;
-                       
-                       out << "Expected\t";
-                       
-                       for (int m = 0; m < expectedDistance[i].size(); m++) {  out << expectedDistance[i][m] << '\t';  }
-                       out << endl;
-                       
-               }
+               delete distcalculator;
+               delete decalc; 
        }
        catch(exception& e) {
-               errorOut(e, "Pintail", "print");
+               m->errorOut(e, "Pintail", "~Pintail");
                exit(1);
        }
 }
-
 //***************************************************************************************************************
-void Pintail::getChimeras() {
+int Pintail::doPrep() {
        try {
                
-               //read in query sequences and subject sequences
-               mothurOut("Reading sequences and template file... "); cout.flush();
-               querySeqs = readSeqs(fastafile);
-               templateSeqs = readSeqs(templateFile);
-               mothurOut("Done."); mothurOutEndLine();
-               
-               int numSeqs = querySeqs.size();
-               
-               obsDistance.resize(numSeqs);
-               expectedDistance.resize(numSeqs);
-               seqCoef.resize(numSeqs);
-               DE.resize(numSeqs);
-               Qav.resize(numSeqs);
-               bestfit.resize(numSeqs);
-               deviation.resize(numSeqs);
-               trimmed.resize(numSeqs);
-               windowSizes.resize(numSeqs, window);
-               windows.resize(numSeqs);
-               
-               //break up file if needed
-               int linesPerProcess = processors / numSeqs;
-               
-               #if defined (__APPLE__) || (__MACH__) || (linux) || (__linux)
-                       //find breakup of sequences for all times we will Parallelize
-                       if (processors == 1) {   lines.push_back(new linePair(0, numSeqs));  }
-                       else {
-                               //fill line pairs
-                               for (int i = 0; i < (processors-1); i++) {                      
-                                       lines.push_back(new linePair((i*linesPerProcess), ((i*linesPerProcess) + linesPerProcess)));
+               mergedFilterString = "";
+               windowSizesTemplate.resize(templateSeqs.size(), window);
+               quantiles.resize(100);  //one for every percent mismatch
+               quantilesMembers.resize(100);  //one for every percent mismatch
+               
+               //if the user does not enter a mask then you want to keep all the spots in the alignment
+               if (seqMask.length() == 0)      {       decalc->setAlignmentLength(templateSeqs[0]->getAligned().length());     }
+               else                                            {       decalc->setAlignmentLength(seqMask.length());                                           }
+               
+               decalc->setMask(seqMask);
+               
+       #ifdef USE_MPI
+               //do nothing
+       #else
+               #if defined (__APPLE__) || (__MACH__) || (linux) || (__linux) || (__linux__) || (__unix__) || (__unix)
+                       //find breakup of templatefile for quantiles
+                       if (processors == 1) {   templateLines.push_back(new linePair(0, templateSeqs.size()));  }
+                       else { 
+                               for (int i = 0; i < processors; i++) {
+                                       templateLines.push_back(new linePair());
+                                       templateLines[i]->start = int (sqrt(float(i)/float(processors)) * templateSeqs.size());
+                                       templateLines[i]->end = int (sqrt(float(i+1)/float(processors)) * templateSeqs.size());
                                }
-                               //this is necessary to get remainder of processors / numSeqs so you don't miss any lines at the end
-                               int i = processors - 1;
-                               lines.push_back(new linePair((i*linesPerProcess), numSeqs));
                        }
                #else
-                       lines.push_back(new linePair(0, numSeqs));
+                       templateLines.push_back(new linePair(0, templateSeqs.size()));
                #endif
+       #endif
                
-               distcalculator = new ignoreGaps();
-
-                               
-               if (processors == 1) { 
-                       mothurOut("Finding closest sequence in template to each sequence... "); cout.flush();
-                       bestfit = findPairs(lines[0]->start, lines[0]->end);
-/*for (int m = 0; m < templateSeqs.size(); m++)  {
-       if (templateSeqs[m]->getName() == "159481") {  bestfit[17] = *(templateSeqs[m]); }
-       if (templateSeqs[m]->getName() == "100137") {  bestfit[16] = *(templateSeqs[m]); }
-       if (templateSeqs[m]->getName() == "112956") {  bestfit[15] = *(templateSeqs[m]); }
-       if (templateSeqs[m]->getName() == "102326") {  bestfit[14] = *(templateSeqs[m]); }
-       if (templateSeqs[m]->getName() == "66229") {  bestfit[13] = *(templateSeqs[m]); }
-       if (templateSeqs[m]->getName() == "206276") {  bestfit[12] = *(templateSeqs[m]); }
-    if (templateSeqs[m]->getName() == "63607") {  bestfit[11] = *(templateSeqs[m]); }
-       if (templateSeqs[m]->getName() == "7056") {  bestfit[10] = *(templateSeqs[m]); }
-       if (templateSeqs[m]->getName() == "7088") {  bestfit[9] = *(templateSeqs[m]); }
-       if (templateSeqs[m]->getName() == "17553") {  bestfit[8] = *(templateSeqs[m]); }
-       if (templateSeqs[m]->getName() == "131723") {  bestfit[7] = *(templateSeqs[m]); }
-       if (templateSeqs[m]->getName() == "69013") {  bestfit[6] = *(templateSeqs[m]); }
-       if (templateSeqs[m]->getName() == "24543") {  bestfit[5] = *(templateSeqs[m]); }
-       if (templateSeqs[m]->getName() == "27824") {  bestfit[4] = *(templateSeqs[m]); }
-       if (templateSeqs[m]->getName() == "1456") {  bestfit[3] = *(templateSeqs[m]); }
-       if (templateSeqs[m]->getName() == "1456") {  bestfit[2] = *(templateSeqs[m]); }
-       if (templateSeqs[m]->getName() == "141312") {  bestfit[1] = *(templateSeqs[m]); }
-       if (templateSeqs[m]->getName() == "141312") {  bestfit[0] = *(templateSeqs[m]); }
-
-
-}*/
-                       
-                       for (int j = 0; j < bestfit.size(); j++) { 
-                               //chops off beginning and end of sequences so they both start and end with a base
-                               trimSeqs(querySeqs[j], bestfit[j], j);  
-                       }
-                       mothurOut("Done."); mothurOutEndLine();
-                       
-                       for (int i = lines[0]->start; i < lines[0]->end; i++) {
-                               it = trimmed[i].begin();
-                               vector<int> win = findWindows(querySeqs[i], it->first, it->second, windowSizes[i]);
-                               windows[i] = win;
-                       }
-
-                       
-               } else {                createProcessesSpots();         }
-
-               //find P
-               if (consfile == "") {   probabilityProfile = calcFreq(templateSeqs);  }
-               else                            {   probabilityProfile = readFreq();                      }
+               m->mothurOut("Getting conservation... "); cout.flush();
+               if (consfile == "") { 
+                       m->mothurOut("Calculating probability of conservation for your template sequences.  This can take a while...  I will output the frequency of the highest base in each position to a .freq file so that you can input them using the conservation parameter next time you run this command.  Providing the .freq file will improve speed.    "); cout.flush();
+                       probabilityProfile = decalc->calcFreq(templateSeqs, templateFileName); 
+                       if (m->control_pressed) {  return 0;  }
+                       m->mothurOut("Done."); m->mothurOutEndLine();
+               }else                           {   probabilityProfile = readFreq();    m->mothurOut("Done.");            }
+               m->mothurOutEndLine();
                
                //make P into Q
-               for (int i = 0; i < probabilityProfile.size(); i++)  {  probabilityProfile[i] = 1 - probabilityProfile[i];      }
+               for (int i = 0; i < probabilityProfile.size(); i++)  { probabilityProfile[i] = 1 - probabilityProfile[i];  }  //
                
-               if (processors == 1) { 
+               bool reRead = false;
+               //create filter if needed for later
+               if (filter) {
                                                
-                       mothurOut("Calculating observed distance... "); cout.flush();
-                       for (int i = lines[0]->start; i < lines[0]->end; i++) {
-                               vector<float> obsi = calcObserved(querySeqs[i], bestfit[i], windows[i], windowSizes[i]);
-                               obsDistance[i] = obsi;
+                       //read in all query seqs
+                       vector<Sequence*> tempQuerySeqs = readSeqs(fastafile);
+                               
+                       vector<Sequence*> temp;
+                       //merge query seqs and template seqs
+                       temp = templateSeqs;
+                       for (int i = 0; i < tempQuerySeqs.size(); i++) {  temp.push_back(tempQuerySeqs[i]);  }
+       
+                       if (seqMask != "") {
+                           reRead = true;
+                               //mask templates
+                               for (int i = 0; i < temp.size(); i++) {
+                                       if (m->control_pressed) {  
+                                               for (int i = 0; i < tempQuerySeqs.size(); i++) { delete tempQuerySeqs[i];  }
+                                               return 0; 
+                                       }
+                                       decalc->runMask(temp[i]);
+                               }
                        }
-                       mothurOut("Done."); mothurOutEndLine();
-                       
-                       
+
+                       mergedFilterString = createFilter(temp, 0.5);
                        
-                       mothurOut("Finding variability... "); cout.flush();
-                       for (int i = lines[0]->start; i < lines[0]->end; i++) {
-                               vector<float> q = findQav(windows[i], windowSizes[i]);
-                               Qav[i] = q;
+                       if (m->control_pressed) {  
+                               for (int i = 0; i < tempQuerySeqs.size(); i++) { delete tempQuerySeqs[i];  }
+                               return 0; 
                        }
-                       mothurOut("Done."); mothurOutEndLine();
-                       
-                       
                        
-                       mothurOut("Calculating alpha... "); cout.flush();
-                       for (int i = lines[0]->start; i < lines[0]->end; i++) {
-                               float alpha = getCoef(obsDistance[i], Qav[i]);
-                               seqCoef.push_back(alpha);
-                       }
-                       mothurOut("Done."); mothurOutEndLine();
-               
+                       //reread template seqs
+                       for (int i = 0; i < tempQuerySeqs.size(); i++) { delete tempQuerySeqs[i];  }
+               }
                
                
-                       mothurOut("Calculating expected distance... "); cout.flush();
-                       for (int i = lines[0]->start; i < lines[0]->end; i++) {
-                               vector<float> exp = calcExpected(Qav[i], seqCoef[i]);
-                               expectedDistance[i] = exp;
+               //quantiles are used to determine whether the de values found indicate a chimera
+               //if you have to calculate them, its time intensive because you are finding the de and deviation values for each 
+               //combination of sequences in the template
+               if (quanfile != "") {  
+                       quantiles = readQuantiles(); 
+               }else {
+                       if ((!filter) && (seqMask != "")) { //if you didn't filter but you want to mask. if you filtered then you did mask first above.
+                               reRead = true;
+                               //mask templates
+                               for (int i = 0; i < templateSeqs.size(); i++) {
+                                       if (m->control_pressed) {  return 0;  }
+                                       decalc->runMask(templateSeqs[i]);
+                               }
                        }
-                       mothurOut("Done."); mothurOutEndLine();
                        
-                       
-                       
-                       mothurOut("Finding deviation... "); cout.flush();
-                       for (int i = lines[0]->start; i < lines[0]->end; i++) {
-                               float de = calcDE(obsDistance[i], expectedDistance[i]);
-                               DE[i] = de;
-                               
-                               it = trimmed[i].begin();
-                               float dist = calcDist(querySeqs[i], bestfit[i], it->first, it->second); 
-                               deviation[i] = dist;
+                       if (filter) { 
+                               reRead = true;
+                               for (int i = 0; i < templateSeqs.size(); i++) {
+                                       if (m->control_pressed) {  return 0;  }
+                                       runFilter(templateSeqs[i]);
+                               }
                        }
-                       mothurOut("Done."); mothurOutEndLine();
                        
-               } 
-               else {          createProcesses();              }
-               
-               delete distcalculator;
-               
-               //quantiles are used to determine whether the de values found indicate a chimera
-               //if you have to calculate them, its time intensive because you are finding the de and deviation values for each 
-               //combination of sequences in the template
-               if (quanfile != "") {   readQuantiles();  }
-               else {
+                       m->mothurOut("Calculating quantiles for your template.  This can take a while...  I will output the quantiles to a .quan file that you can input them using the quantiles parameter next time you run this command.  Providing the .quan file will dramatically improve speed.    "); cout.flush();
                        if (processors == 1) { 
-                               quantiles = getQuantiles(lines[0]->start, lines[0]->end);
+                               quantilesMembers = decalc->getQuantiles(templateSeqs, windowSizesTemplate, window, probabilityProfile, increment, 0, templateSeqs.size());
                        }else {         createProcessesQuan();          }
-               }
-
-       
-               //free memory
-               for (int i = 0; i < lines.size(); i++)                  {       delete lines[i];                }
+               
+                       if (m->control_pressed) {  return 0;  }
                        
+                       string noOutliers, outliers;
+                       
+                       if ((!filter) && (seqMask == "")) {
+                               noOutliers = m->getRootName(m->getSimpleName(templateFileName)) + "pintail.quan";
+                       }else if ((!filter) && (seqMask != "")) { 
+                               noOutliers =m->getRootName(m->getSimpleName(templateFileName)) + "pintail.masked.quan";
+                       }else if ((filter) && (seqMask != "")) { 
+                               noOutliers = m->getRootName(m->getSimpleName(templateFileName)) + "pintail.filtered." + m->getSimpleName(m->getRootName(fastafile)) + "masked.quan";
+                       }else if ((filter) && (seqMask == "")) { 
+                               noOutliers = m->getRootName(m->getSimpleName(templateFileName)) + "pintail.filtered." + m->getSimpleName(m->getRootName(fastafile)) + "quan";
+                       }
 
-       }
-       catch(exception& e) {
-               errorOut(e, "Pintail", "getChimeras");
-               exit(1);
-       }
-}
-
-//***************************************************************************************************************
-
-vector<Sequence*> Pintail::readSeqs(string file) {
-       try {
-       
-               ifstream in;
-               openInputFile(file, in);
-               vector<Sequence*> container;
+                       decalc->removeObviousOutliers(quantilesMembers, templateSeqs.size());
+                       
+                       if (m->control_pressed) {  return 0;  }
                
-               //read in seqs and store in vector
-               while(!in.eof()){
-                       Sequence* current = new Sequence(in);
+                       string outputString = "#" + m->getVersion() + "\n";
                        
-                       //if (current->getAligned() == "") { current->setAligned(current->getUnaligned()); }
-                       //takes out stuff is needed
-                       //current->setUnaligned(current->getUnaligned());
+                       //adjust quantiles
+                       for (int i = 0; i < quantilesMembers.size(); i++) {
+                               vector<float> temp;
+                               
+                               if (quantilesMembers[i].size() == 0) {
+                                       //in case this is not a distance found in your template files
+                                       for (int g = 0; g < 6; g++) {
+                                               temp.push_back(0.0);
+                                       }
+                               }else{
+                                       
+                                       sort(quantilesMembers[i].begin(), quantilesMembers[i].end());
+                                       
+                                       //save 10%
+                                       temp.push_back(quantilesMembers[i][int(quantilesMembers[i].size() * 0.10)]);
+                                       //save 25%
+                                       temp.push_back(quantilesMembers[i][int(quantilesMembers[i].size() * 0.25)]);
+                                       //save 50%
+                                       temp.push_back(quantilesMembers[i][int(quantilesMembers[i].size() * 0.5)]);
+                                       //save 75%
+                                       temp.push_back(quantilesMembers[i][int(quantilesMembers[i].size() * 0.75)]);
+                                       //save 95%
+                                       temp.push_back(quantilesMembers[i][int(quantilesMembers[i].size() * 0.95)]);
+                                       //save 99%
+                                       temp.push_back(quantilesMembers[i][int(quantilesMembers[i].size() * 0.99)]);
+                                       
+                               }
+                               
+                               //output quan value
+                               outputString += toString(i+1) + "\t";                           
+                               for (int u = 0; u < temp.size(); u++) {   outputString += toString(temp[u]) + "\t"; }
+                               outputString += "\n";
+                               
+                               quantiles[i] = temp;
+                               
+                       }
                        
-                       container.push_back(current);
+                       printQuanFile(noOutliers, outputString);
                        
-                       gobble(in);
-               }
-               
-               in.close();
-               return container;
-               
-       }
-       catch(exception& e) {
-               errorOut(e, "Pintail", "readSeqs");
-               exit(1);
-       }
-}
-
-//***************************************************************************************************************
-//num is query's spot in querySeqs
-map<int, int> Pintail::trimSeqs(Sequence* query, Sequence subject, int num) {
-       try {
-               
-               string q = query->getAligned();
-               string s = subject.getAligned();
-               
-               int front = 0;
-               for (int i = 0; i < q.length(); i++) {
-                       if (isalpha(q[i]) && isalpha(s[i])) { front = i; break;  }
+                       //free memory
+                       quantilesMembers.clear();
+                       
+                       m->mothurOut("Done."); m->mothurOutEndLine();
                }
                
-               int back = 0;           
-               for (int i = q.length(); i >= 0; i--) {
-                       if (isalpha(q[i]) && isalpha(s[i])) { back = i; break;  }
+               if (reRead) {
+                       for (int i = 0; i < templateSeqs.size(); i++) { delete templateSeqs[i];  }
+                       templateSeqs.clear();
+                       templateSeqs = readSeqs(templateFileName);
                }
+
                
-               //if num = -1 then you are calling this from quantiles
-               if (num != -1) { 
-                       trimmed[num][front] = back; 
-                       return trimmed[num];
-               }
+               //free memory
+               for (int i = 0; i < templateLines.size(); i++) { delete templateLines[i];  }
                
-               map<int, int> temp;
-               temp[front] = back;
-               return temp;
+               return 0;
                
        }
        catch(exception& e) {
-               errorOut(e, "Pintail", "trimSeqs");
+               m->errorOut(e, "Pintail", "doPrep");
                exit(1);
        }
 }
-
 //***************************************************************************************************************
-
-vector<float> Pintail::readFreq() {
+Sequence Pintail::print(ostream& out, ostream& outAcc) {
        try {
-       
-               ifstream in;
-               openInputFile(consfile, in);
                
-               vector<float> prob;
+               int index = ceil(deviation);
                
-               //read in probabilities and store in vector
-               int pos; float num; 
+               //is your DE value higher than the 95%
+               string chimera;
+               if (index != 0) {  //if index is 0 then its an exact match to a template seq
+                       if (quantiles[index][4] == 0.0) {
+                               chimera = "Your template does not include sequences that provide quantile values at distance " + toString(index);
+                       }else {
+                               if (DE > quantiles[index][4])           {       chimera = "Yes";        }
+                               else                                                            {       chimera = "No";         }
+                       }
+               }else{ chimera = "No";          }
                
-               while(!in.eof()){
-                       
-                       in >> pos >> num;
-                       
-                       //do you want this spot
-                       prob.push_back(num);  
-                       
-                       gobble(in);
+               out << querySeq->getName() << '\t' << "div: " << deviation << "\tstDev: " << DE << "\tchimera flag: " << chimera << endl;
+               if (chimera == "Yes") {
+                       m->mothurOut(querySeq->getName() + "\tdiv: " + toString(deviation) + "\tstDev: " + toString(DE) + "\tchimera flag: " + chimera); m->mothurOutEndLine();
+                       outAcc << querySeq->getName() << endl;
                }
+               out << "Observed\t";
                
-               in.close();
-               return prob;
+               for (int j = 0; j < obsDistance.size(); j++) {  out << obsDistance[j] << '\t';  }
+               out << endl;
                
-       }
-       catch(exception& e) {
-               errorOut(e, "Pintail", "readFreq");
-               exit(1);
-       }
-}
-
-//***************************************************************************************************************
-
-vector< vector<float> > Pintail::readQuantiles() {
-       try {
-       
-               ifstream in;
-               openInputFile(quanfile, in);
+               out << "Expected\t";
                
-               vector< vector<float> > quan;
+               for (int m = 0; m < expectedDistance.size(); m++) {  out << expectedDistance[m] << '\t';  }
+               out << endl;
                
-               //read in probabilities and store in vector
-               int num; float ten, twentyfive, fifty, seventyfive, ninetyfive, ninetynine; 
-               
-               while(!in.eof()){
-                       
-                       in >> num >> ten >> twentyfive >> fifty >> seventyfive >> ninetyfive >> ninetynine; 
-                       
-                       vector <float> temp;
-                       
-                       temp.push_back(ten); 
-                       temp.push_back(twentyfive);
-                       temp.push_back(fifty);
-                       temp.push_back(seventyfive);
-                       temp.push_back(ninetyfive);
-                       temp.push_back(ninetynine);
-                       
-                       //do you want this spot
-                       quan.push_back(temp);  
-                       
-                       gobble(in);
-               }
-               
-               in.close();
-               return quan;
+               return *querySeq;
                
        }
        catch(exception& e) {
-               errorOut(e, "Pintail", "readQuantiles");
+               m->errorOut(e, "Pintail", "print");
                exit(1);
        }
 }
-
-
+#ifdef USE_MPI
 //***************************************************************************************************************
-//calculate the distances from each query sequence to all sequences in the template to find the closest sequence
-vector<Sequence> Pintail::findPairs(int start, int end) {
+Sequence Pintail::print(MPI_File& out, MPI_File& outAcc) {
        try {
                
-               vector<Sequence> seqsMatches;  seqsMatches.resize(end-start);
+               string outputString = "";
+               int index = ceil(deviation);
+               
+               //is your DE value higher than the 95%
+               string chimera;
+               if (index != 0) {  //if index is 0 then its an exact match to a template seq
+                       if (quantiles[index][4] == 0.0) {
+                               chimera = "Your template does not include sequences that provide quantile values at distance " + toString(index);
+                       }else {
+                               if (DE > quantiles[index][4])           {       chimera = "Yes";        }
+                               else                                                            {       chimera = "No";         }
+                       }
+               }else{ chimera = "No";          }
+
+               outputString += querySeq->getName() + "\tdiv: " + toString(deviation) + "\tstDev: " + toString(DE) + "\tchimera flag: " + chimera + "\n";
+               if (chimera == "Yes") {
+                       cout << querySeq->getName() << "\tdiv: " << toString(deviation) << "\tstDev: " << toString(DE) << "\tchimera flag: " << chimera << endl;
+                       string outAccString = querySeq->getName() + "\n";
+                       
+                       MPI_Status statusAcc;
+                       int length = outAccString.length();
+                       char* buf = new char[length];
+                       memcpy(buf, outAccString.c_str(), length);
+                               
+                       MPI_File_write_shared(outAcc, buf, length, MPI_CHAR, &statusAcc);
+                       delete buf;
+
+                       return *querySeq;
+               }
+               outputString += "Observed\t";
                
-               for(int i = start; i < end; i++){
+               for (int j = 0; j < obsDistance.size(); j++) {  outputString += toString(obsDistance[j]) + "\t";  }
+               outputString += "\n";
                
-                       float smallest = 10000.0;
-                       Sequence query = *(querySeqs[i]);
+               outputString += "Expected\t";
                
-                       for(int j = 0; j < templateSeqs.size(); j++){
-                               
-                               Sequence temp = *(templateSeqs[j]);
-                               
-                               distcalculator->calcDist(query, temp);
-                               float dist = distcalculator->getDist();
+               for (int m = 0; m < expectedDistance.size(); m++) {  outputString += toString(expectedDistance[m]) + "\t";  }
+               outputString += "\n";
+               
+               MPI_Status status;
+               int length = outputString.length();
+               char* buf2 = new char[length];
+               memcpy(buf2, outputString.c_str(), length);
                                
-                               if (dist < smallest) { 
-                                       seqsMatches[i] = *(templateSeqs[j]);
-                                       smallest = dist;
-                               }
-                       }
-               }
+               MPI_File_write_shared(out, buf2, length, MPI_CHAR, &status);
+               delete buf2;
                
-               return seqsMatches;
-       
+               return *querySeq;
        }
        catch(exception& e) {
-               errorOut(e, "Pintail", "findPairs");
+               m->errorOut(e, "Pintail", "print");
                exit(1);
        }
 }
-
+#endif
 //***************************************************************************************************************
-//find the window breaks for each sequence - this is so you can move ahead by bases.
-vector<int>  Pintail::findWindows(Sequence* query, int front, int back, int& size) {
+int Pintail::getChimeras(Sequence* query) {
        try {
-               
-               vector<int> win; 
-               
-               int cutoff = back - front;  //back - front 
-                       
-               //if window is set to default
-               if (size == 0) {  if (cutoff > 1200) {  size = 300; }
-                                                       else{  size = (cutoff / 4); }  } 
-               else if (size > (cutoff / 4)) { 
-                               mothurOut("You have selected to large a window size for sequence " + query->getName() + ".  I will choose an appropriate window size."); mothurOutEndLine();
-                               size = (cutoff / 4); 
+               querySeq = query;
+               trimmed.clear();
+               windowSizes = window;
+                                                       
+               //find pairs has to be done before a mask
+               bestfit = findPairs(query);
+               
+               if (m->control_pressed) {  return 0; } 
+               
+               //if they mask  
+               if (seqMask != "") {
+                       decalc->runMask(query);
+                       decalc->runMask(bestfit);
+               }
+
+               if (filter) { //must be done after a mask
+                       runFilter(query);
+                       runFilter(bestfit);
                }
-       
-               string seq = query->getAligned().substr(front, cutoff);
-                       
-               //count bases
-               int numBases = 0;
-               for (int l = 0; l < seq.length(); l++) {  if (isalpha(seq[l])) { numBases++; }  }
-                       
-               //save start of seq
-               win.push_back(front);
                
-               //move ahead increment bases at a time until all bases are in a window
-               int countBases = 0;
-               int totalBases = 0;  //used to eliminate window of blanks at end of sequence
-                       
-               seq = query->getAligned();
-               for (int m = front; m < (back - size) ; m++) {
                                
-                       //count number of bases you see
-                       if (isalpha(seq[m])) { countBases++; totalBases++;  }
-                               
-                       //if you have seen enough bases to make a new window
-                       if (countBases >= increment) {
-                               win.push_back(m);  //save spot in alignment
-                               countBases = 0;                         //reset bases you've seen in this window
-                       }
-                               
-                       //no need to continue if all your bases are in a window
-                       if (totalBases == numBases) {   break;  }
-               }
-                       
-               return win;
-       
-       }
-       catch(exception& e) {
-               errorOut(e, "Pintail", "findWindows");
-               exit(1);
-       }
-}
+               //trim seq
+               decalc->trimSeqs(query, bestfit, trimmed);  
+               
+               //find windows
+               it = trimmed.begin();
+               windowsForeachQuery = decalc->findWindows(query, it->first, it->second, windowSizes, increment);
 
-//***************************************************************************************************************
-vector<float> Pintail::calcObserved(Sequence* query, Sequence subject, vector<int> window, int size) {
-       try {
+               //find observed distance
+               obsDistance = decalc->calcObserved(query, bestfit, windowsForeachQuery, windowSizes);
                
-               vector<float> temp;
+               if (m->control_pressed) {  return 0; } 
                                
-               int startpoint = 0; 
-               for (int m = 0; m < windows.size(); m++) {
-                                               
-                       string seqFrag = query->getAligned().substr(window[startpoint], size);
-                       string seqFragsub = subject.getAligned().substr(window[startpoint], size);
-                                                               
-                       int diff = 0;
-                       for (int b = 0; b < seqFrag.length(); b++) {
-                               if (seqFrag[b] != seqFragsub[b]) { diff++; }
-                       }
-               
-                       //percentage of mismatched bases
-                       float dist;
-                       dist = diff / (float) seqFrag.length() * 100;       
-                               
-                       temp.push_back(dist);
-                               
-                       startpoint++;
-               }
-                       
-               return temp;
-       }
-       catch(exception& e) {
-               errorOut(e, "Pintail", "calcObserved");
-               exit(1);
-       }
-}
-//***************************************************************************************************************
-float Pintail::calcDist(Sequence* query, Sequence subject, int front, int back) {
-       try {
+               Qav = decalc->findQav(windowsForeachQuery, windowSizes, probabilityProfile);
                
-               //so you only look at the trimmed part of the sequence
-               int cutoff = back - front;  
-                       
-               //from first startpoint with length back-front
-               string seqFrag = query->getAligned().substr(front, cutoff);
-               string seqFragsub = subject.getAligned().substr(front, cutoff);
-                                                                                                               
-               int diff = 0;
-               for (int b = 0; b < seqFrag.length(); b++) {
-                       if (seqFrag[b] != seqFragsub[b]) { diff++; }
-               }
-               
-               //percentage of mismatched bases
-               float dist = diff / (float) seqFrag.length() * 100;       
-                               
-               return dist;
-       }
-       catch(exception& e) {
-               errorOut(e, "Pintail", "calcDist");
-               exit(1);
-       }
-}
+               if (m->control_pressed) {  return 0; } 
 
-//***************************************************************************************************************
-vector<float> Pintail::calcExpected(vector<float> qav, float coef) {
-       try {
+               //find alpha                    
+               seqCoef = decalc->getCoef(obsDistance, Qav);
                
-               //for each window
-               vector<float> queryExpected;
-                       
-               for (int m = 0; m < qav.size(); m++) {          
-                               
-                       float expected = qav[m] * coef;
-                               
-                       queryExpected.push_back(expected);      
-               }
-                       
-               return queryExpected;
-                               
-       }
-       catch(exception& e) {
-               errorOut(e, "Pintail", "calcExpected");
-               exit(1);
-       }
-}
-//***************************************************************************************************************
-float Pintail::calcDE(vector<float> obs, vector<float> exp) {
-       try {
+               //calculating expected distance
+               expectedDistance = decalc->calcExpected(Qav, seqCoef);
                
-               //for each window
-               float sum = 0.0;  //sum = sum from 1 to m of (oi-ei)^2
-               for (int m = 0; m < obsDistance.size(); m++) {          sum += ((obs[m] - exp[m]) * (obs[m] - exp[m]));         }
-                       
-               float de = sqrt((sum / (obsDistance.size() - 1)));
-                       
-               return de;
+               if (m->control_pressed) {  return 0; } 
+               
+               //finding de
+               DE = decalc->calcDE(obsDistance, expectedDistance);
+               
+               if (m->control_pressed) {  return 0; } 
+               
+               //find distance between query and closest match
+               it = trimmed.begin();
+               deviation = decalc->calcDist(query, bestfit, it->first, it->second); 
+               
+               delete bestfit;
+                                                                       
+               return 0;
        }
        catch(exception& e) {
-               errorOut(e, "Pintail", "calcDE");
+               m->errorOut(e, "Pintail", "getChimeras");
                exit(1);
        }
 }
 
 //***************************************************************************************************************
 
-vector<float> Pintail::calcFreq(vector<Sequence*> seqs) {
+vector<float> Pintail::readFreq() {
        try {
+               //read in probabilities and store in vector
+               int pos; float num; 
 
                vector<float> prob;
-               string freqfile = getRootName(templateFile) + "probability";
-               ofstream outFreq;
+               set<int> h = decalc->getPos();  //positions of bases in masking sequence
                
-               openOutputFile(freqfile, outFreq);
+       #ifdef USE_MPI
                
-               //at each position in the sequence
-               for (int i = 0; i < seqs[0]->getAligned().length(); i++) {
-                       
-                       vector<int> freq;   freq.resize(4,0);
-                       int gaps = 0;
+               MPI_File inMPI;
+               MPI_Offset size;
+               MPI_Status status;
+
+               //char* inFileName = new char[consfile.length()];
+               //memcpy(inFileName, consfile.c_str(), consfile.length());
+               
+               char inFileName[1024];
+               strcpy(inFileName, consfile.c_str());
+
+               MPI_File_open(MPI_COMM_WORLD, inFileName, MPI_MODE_RDONLY, MPI_INFO_NULL, &inMPI);  
+               MPI_File_get_size(inMPI, &size);
+               //delete inFileName;
+
+               char* buffer = new char[size];
+               MPI_File_read(inMPI, buffer, size, MPI_CHAR, &status);
+
+               string tempBuf = buffer;
+               delete buffer;
+
+               if (tempBuf.length() > size) { tempBuf = tempBuf.substr(0, size);  }
+               istringstream iss (tempBuf,istringstream::in);
+               
+               //read version
+               string line = m->getline(iss); m->gobble(iss);
+               
+               while(!iss.eof()) {
+                       iss >> pos >> num;
+       
+                       if (h.count(pos) > 0) {
+                               float Pi;
+                               Pi =  (num - 0.25) / 0.75; 
                        
-                       //find the frequency of each nucleotide
-                       for (int j = 0; j < seqs.size(); j++) {
-                               
-                               char value = seqs[j]->getAligned()[i];
-                               
-                               if(toupper(value) == 'A')                                                                       {       freq[0]++;      }
-                               else if(toupper(value) == 'T' || toupper(value) == 'U')         {       freq[1]++;      }
-                               else if(toupper(value) == 'G')                                                          {       freq[2]++;      }
-                               else if(toupper(value) == 'C')                                                          {       freq[3]++;      }
-                               else { gaps++; }
+                               //cannot have probability less than 0.
+                               if (Pi < 0) { Pi = 0.0; }
+
+                               //do you want this spot
+                               prob.push_back(Pi);  
                        }
                        
-                       //find base with highest frequency
-                       int highest = 0;
-                       for (int m = 0; m < freq.size(); m++) {   if (freq[m] > highest) {  highest = freq[m];  }               }
-                       
-                       float highFreq;
-                       if ( (seqs.size() - gaps) == 0 ) {  highFreq = 1.0;  }                  
-                       else { highFreq = highest / (float) (seqs.size() - gaps);        }
-                       //highFreq = highest / (float) seqs.size();
-                       //cout << i << '\t' << highFreq << endl;
-                       
-                       float Pi;
-                       Pi =  (highFreq - 0.25) / 0.75; 
-                       
-                       //cannot have probability less than 0.
-                       if (Pi < 0) { Pi = 0.0; }
-                       
-                       //saves this for later
-                       outFreq << i+1 << '\t' << Pi << endl;
-                       
-                       prob.push_back(Pi); 
+                       m->gobble(iss);
                }
-               
-               outFreq.close();
-               
-               return prob;
-                               
-       }
-       catch(exception& e) {
-               errorOut(e, "Pintail", "calcFreq");
-               exit(1);
-       }
-}
-//***************************************************************************************************************
-vector<float>  Pintail::findQav(vector<int> window, int size) {
-       try {
-               vector<float>  averages; 
-                               
-               //for each window find average
-               for (int m = 0; m < windows.size(); m++) {
-                               
-                       float average = 0.0;
-                               
-                       //while you are in the window for this sequence
-                       for (int j = window[m]; j < (window[m]+size); j++) {   average += probabilityProfile[j];        }
-                               
-                       average = average / size;
        
-                       //save this windows average
-                       averages.push_back(average);
-               }
-                               
-               return averages;
-       }
-       catch(exception& e) {
-               errorOut(e, "Pintail", "findQav");
-               exit(1);
-       }
-}
-
-//***************************************************************************************************************
-vector< vector<float> > Pintail::getQuantiles(int start, int end) {
-       try {
-               vector< vector<float> > quan; 
+               MPI_File_close(&inMPI);
                
-               //for each sequence
-               for(int i = start; i < end; i++){
+       #else   
+
+               ifstream in;
+               m->openInputFile(consfile, in);
                
-                       Sequence* query = templateSeqs[i];
-                       
-                       //compare to every other sequence in template
-                       for(int j = 0; j < i; j++){
-                               
-                               Sequence subject = *(templateSeqs[j]);
-                               
-                               map<int, int> trim = trimSeqs(query, subject, -1);
-                               
+               //read version
+               string line = m->getline(in); m->gobble(in);
                                
-                               
-                       
+               while(!in.eof()){
                        
-                       }
+                       in >> pos >> num;
                        
+                       if (h.count(pos) > 0) {
+                               float Pi;
+                               Pi =  (num - 0.25) / 0.75; 
                        
+                               //cannot have probability less than 0.
+                               if (Pi < 0) { Pi = 0.0; }
+
+                               //do you want this spot
+                               prob.push_back(Pi);  
+                       }
                        
+                       m->gobble(in);
                }
-               return quan;
-                                               
+               in.close();
+               
+       #endif
+       
+               return prob;
+               
        }
        catch(exception& e) {
-               errorOut(e, "Pintail", "findQav");
+               m->errorOut(e, "Pintail", "readFreq");
                exit(1);
        }
 }
 
 //***************************************************************************************************************
-float Pintail::getCoef(vector<float> obs, vector<float> qav) {
+//calculate the distances from each query sequence to all sequences in the template to find the closest sequence
+Sequence* Pintail::findPairs(Sequence* q) {
        try {
-       
-               //find average prob for this seqs windows
-               float probAverage = 0.0;
-               for (int j = 0; j < qav.size(); j++) {   probAverage += qav[j]; }
-               probAverage = probAverage / (float) Qav.size();
                
-               //find observed average 
-               float obsAverage = 0.0;
-               for (int j = 0; j < obs.size(); j++) {   obsAverage += obs[j];  }
-               obsAverage = obsAverage / (float) obs.size();
+               Sequence* seqsMatches;  
                
-
-               float coef = obsAverage / probAverage;
-                                               
-               return coef;
+               seqsMatches = decalc->findClosest(q, templateSeqs);
+               return seqsMatches;
+       
        }
        catch(exception& e) {
-               errorOut(e, "Pintail", "getCoef");
+               m->errorOut(e, "Pintail", "findPairs");
                exit(1);
        }
 }
-/**************************************************************************************************/
-
-void Pintail::createProcessesSpots() {
+//**************************************************************************************************
+void Pintail::createProcessesQuan() {
        try {
-#if defined (__APPLE__) || (__MACH__) || (linux) || (__linux)
-               int process = 0;
+#if defined (__APPLE__) || (__MACH__) || (linux) || (__linux) || (__linux__) || (__unix__) || (__unix)
+               int process = 1;
                vector<int> processIDS;
-               vector< vector<int> > win; win.resize(querySeqs.size());
-               
+                               
                //loop through and create all the processes you want
                while (process != processors) {
                        int pid = fork();
@@ -717,214 +542,234 @@ void Pintail::createProcessesSpots() {
                                process++;
                        }else if (pid == 0){
                                
-                               vector<Sequence> tempbest;
-                               tempbest = findPairs(lines[process]->start, lines[process]->end);
-                               int count = 0;
-                               for (int i = lines[process]->start; i < lines[process]->end; i++) {
-                                       bestfit[i] = tempbest[count];
-                                       
-                                       //chops off beginning and end of sequences so they both start and end with a base
-                                       trimSeqs(querySeqs[i], bestfit[i], i);
-                                       count++;
-                               }
-                               
+                               quantilesMembers = decalc->getQuantiles(templateSeqs, windowSizesTemplate, window, probabilityProfile, increment, templateLines[process]->start, templateLines[process]->end);
                                
-                               for (int i = lines[process]->start; i < lines[process]->end; i++) {
-                                       vector<int> temp = findWindows(querySeqs[i], it->first, it->second, windowSizes[i]);
-                                       win[i] = temp;
+                               //write out data to file so parent can read it
+                               ofstream out;
+                               string s = toString(getpid()) + ".temp";
+                               m->openOutputFile(s, out);
+                                                               
+                               //output observed distances
+                               for (int i = 0; i < quantilesMembers.size(); i++) {
+                                       out << quantilesMembers[i].size() << '\t';
+                                       for (int j = 0; j < quantilesMembers[i].size(); j++) {
+                                               out << quantilesMembers[i][j] << '\t';
+                                       }
+                                       out << endl;
                                }
                                
+                               out.close();
+                               
+                               exit(0);
+                       }else { 
+                               m->mothurOut("[ERROR]: unable to spawn the necessary processes."); m->mothurOutEndLine(); 
+                               for (int i = 0; i < processIDS.size(); i++) { kill (processIDS[i], SIGINT); }
                                exit(0);
-                       }else { mothurOut("unable to spawn the necessary processes."); mothurOutEndLine(); exit(0); }
+                       }
                }
                
+               //parent does its part
+               quantilesMembers = decalc->getQuantiles(templateSeqs, windowSizesTemplate, window, probabilityProfile, increment, templateLines[0]->start, templateLines[0]->end);
+               
                //force parent to wait until all the processes are done
-               for (int i=0;i<processors;i++) { 
+               for (int i=0;i<(processors-1);i++) { 
                        int temp = processIDS[i];
                        wait(&temp);
                }
-               
-               windows = win;
-#else
-               bestfit = findPairs(lines[0]->start, lines[0]->end);
-               for (int j = 0; j < bestfit.size(); j++) {
-                               //chops off beginning and end of sequences so they both start and end with a base
-                               trimSeqs(querySeqs[j], bestfit[j], j);  
-               }
 
-               for (int i = lines[0]->start; i < lines[0]->end; i++) {
-                               it = trimmed[i].begin();
-                               map<int, int> win = findWindows(querySeqs[i], it->first, it->second, windowSizes[i]);
-                               windows[i] = win;
+               //get data created by processes
+               for (int i=0;i<(processors-1);i++) { 
+                       ifstream in;
+                       string s = toString(processIDS[i]) + ".temp";
+                       m->openInputFile(s, in);
+                       
+                       vector< vector<float> > quan; 
+                       quan.resize(100);
+                       
+                       //get quantiles
+                       for (int h = 0; h < quan.size(); h++) {
+                               int num;
+                               in >> num; 
+                               
+                               m->gobble(in);
+
+                               vector<float> q;  float w; 
+                               for (int j = 0; j < num; j++) {
+                                       in >> w;
+                                       q.push_back(w);
+                               }
+
+                               quan[h] = q;
+                               m->gobble(in);
+                       }
+                       
+       
+                       //save quan in quantiles
+                       for (int j = 0; j < quan.size(); j++) {
+                               //put all values of q[i] into quan[i]
+                               for (int l = 0; l < quan[j].size(); l++) {  quantilesMembers[j].push_back(quan[j][l]);   }
+                               //quantilesMembers[j].insert(quantilesMembers[j].begin(), quan[j].begin(), quan[j].end());
+                       }
+                                       
+                       in.close();
+                       m->mothurRemove(s);
                }
 
+#else
+               quantilesMembers = decalc->getQuantiles(templateSeqs, windowSizesTemplate, window, probabilityProfile, increment, 0, templateSeqs.size());
 #endif         
        }
        catch(exception& e) {
-               errorOut(e, "Pintail", "createProcessesSpots");
+               m->errorOut(e, "Pintail", "createProcessesQuan");
                exit(1);
        }
 }
-
-
-/**************************************************************************************************/
-
-void Pintail::createProcesses() {
+//***************************************************************************************************************
+vector< vector<float> > Pintail::readQuantiles() {
        try {
-#if defined (__APPLE__) || (__MACH__) || (linux) || (__linux)
-               int process = 0;
-               vector<int> processIDS;
+               int num; 
+               float ten, twentyfive, fifty, seventyfive, ninetyfive, ninetynine; 
                
-               vector< vector<float> > exp;  exp.resize(querySeqs.size());
-               vector<float> de; de.resize(querySeqs.size());
-               vector< vector<float> > obs; obs.resize(querySeqs.size());
-               vector<float> dev; dev.resize(querySeqs.size());
+               vector< vector<float> > quan;
+               vector <float> temp; temp.resize(6, 0);
                
+               //to fill 0
+               quan.push_back(temp); 
+
+       #ifdef USE_MPI
                
-               //loop through and create all the processes you want
-               while (process != processors) {
-                       int pid = fork();
-                       
-                       if (pid > 0) {
-                               processIDS.push_back(pid);  
-                               process++;
-                       }else if (pid == 0){
-                               
-                               //calc obs
-                               for (int i = lines[process]->start; i < lines[process]->end; i++) {
-                                       vector<float> obsi = calcObserved(querySeqs[i], bestfit[i], windows[i], windowSizes[i]);
-                                       obs[i] = obsi;
-                               
-                                       //calc Qav
-                                       vector<float> q = findQav(windows[i], windowSizes[i]);
-                                       
-                                       //get alpha
-                                       float alpha = getCoef(obsDistance[i], q);
-                                       
-                                       //find expected
-                                       vector<float> exp = calcExpected(q, alpha);
-                                       expectedDistance[i] = exp;
-                                       
-                                       //get de and deviation
-                                       float dei = calcDE(obsi, exp);
-                                       de[i] = dei;
-                                       
-                                       it = trimmed[i].begin();
-                                       float dist = calcDist(querySeqs[i], bestfit[i], it->first, it->second); 
-                                       dev[i] = dist;
-                               }
-                               
-                               exit(0);
-                       }else { mothurOut("unable to spawn the necessary processes."); mothurOutEndLine(); exit(0); }
-               }
+               MPI_File inMPI;
+               MPI_Offset size;
+               MPI_Status status;
                
-               //force parent to wait until all the processes are done
-               for (int i=0;i<processors;i++) { 
-                       int temp = processIDS[i];
-                       wait(&temp);
-               }
+               //char* inFileName = new char[quanfile.length()];
+               //memcpy(inFileName, quanfile.c_str(), quanfile.length());
                
-               obsDistance = obs;
-               expectedDistance = exp;
-               DE = de;
-               deviation = dev;
+               char inFileName[1024];
+               strcpy(inFileName, quanfile.c_str());
+
+               MPI_File_open(MPI_COMM_WORLD, inFileName, MPI_MODE_RDONLY, MPI_INFO_NULL, &inMPI);  
+               MPI_File_get_size(inMPI, &size);
+               //delete inFileName;
+
+
+               char* buffer = new char[size];
+               MPI_File_read(inMPI, buffer, size, MPI_CHAR, &status);
+
+               string tempBuf = buffer;
+               if (tempBuf.length() > size) { tempBuf = tempBuf.substr(0, size);  }
+               istringstream iss (tempBuf,istringstream::in);
+               delete buffer;
                
-#else
-                       mothurOut("Calculating observed distance... "); cout.flush();
-                       for (int i = lines[0]->start; i < lines[0]->end; i++) {
-                               vector<float> obsi = calcObserved(querySeqs[i], bestfit[i], windows[i], windowSizes[i]);
-                               obsDistance[i] = obsi;
-                       }
-                       mothurOut("Done."); mothurOutEndLine();
-                       
-                       
+               //read version
+               string line = m->getline(iss); m->gobble(iss);
+               
+               while(!iss.eof()) {
+                       iss >> num >> ten >> twentyfive >> fifty >> seventyfive >> ninetyfive >> ninetynine; 
                        
-                       mothurOut("Finding variability... "); cout.flush();
-                       for (int i = lines[0]->start; i < lines[0]->end; i++) {
-                               vector<float> q = findQav(windows[i], windowSizes[i]);
-                               Qav[i] = q;
-                       }
-                       mothurOut("Done."); mothurOutEndLine();
+                       temp.clear();
                        
+                       temp.push_back(ten); 
+                       temp.push_back(twentyfive);
+                       temp.push_back(fifty);
+                       temp.push_back(seventyfive);
+                       temp.push_back(ninetyfive);
+                       temp.push_back(ninetynine);
                        
+                       quan.push_back(temp);  
                        
-                       mothurOut("Calculating alpha... "); cout.flush();
-                       for (int i = lines[0]->start; i < lines[0]->end; i++) {
-                               float alpha = getCoef(obsDistance[i], Qav[i]);
-                               seqCoef.push_back(alpha);
-                       }
-                       mothurOut("Done."); mothurOutEndLine();
-               
+                       m->gobble(iss);
+               }
+       
+               MPI_File_close(&inMPI);
                
+       #else   
+
+               ifstream in;
+               m->openInputFile(quanfile, in);
                
-                       mothurOut("Calculating expected distance... "); cout.flush();
-                       for (int i = lines[0]->start; i < lines[0]->end; i++) {
-                               vector<float> exp = calcExpected(Qav[i], seqCoef[i]);
-                               expectedDistance[i] = exp;
-                       }
-                       mothurOut("Done."); mothurOutEndLine();
+               //read version
+               string line = m->getline(in); m->gobble(in);
                        
+               while(!in.eof()){
                        
+                       in >> num >> ten >> twentyfive >> fifty >> seventyfive >> ninetyfive >> ninetynine; 
                        
-                       mothurOut("Finding deviation... "); cout.flush();
-                       for (int i = lines[0]->start; i < lines[0]->end; i++) {
-                               float de = calcDE(obsDistance[i], expectedDistance[i]);
-                               DE[i] = de;
-                               
-                               it = trimmed[i].begin();
-                               float dist = calcDist(querySeqs[i], bestfit[i], it->first, it->second); 
-                               deviation[i] = dist;
-                       }
-                       mothurOut("Done."); mothurOutEndLine();
-
-#endif         
+                       temp.clear();
+                       
+                       temp.push_back(ten); 
+                       temp.push_back(twentyfive);
+                       temp.push_back(fifty);
+                       temp.push_back(seventyfive);
+                       temp.push_back(ninetyfive);
+                       temp.push_back(ninetynine);
+                       
+                       quan.push_back(temp);  
+       
+                       m->gobble(in);
+               }
+               in.close();
+       #endif
+       
+               return quan;
+               
        }
        catch(exception& e) {
-               errorOut(e, "Pintail", "createProcesses");
+               m->errorOut(e, "Pintail", "readQuantiles");
                exit(1);
        }
 }
+//***************************************************************************************************************/
 
+void Pintail::printQuanFile(string file, string outputString) {
+       try {
+       
+               #ifdef USE_MPI
+               
+                       MPI_File outQuan;
+                       MPI_Status status;
+                       
+                       int pid;
+                       MPI_Comm_rank(MPI_COMM_WORLD, &pid); //find out who we are
 
-/**************************************************************************************************/
+                       int outMode=MPI_MODE_CREATE|MPI_MODE_WRONLY;
 
-void Pintail::createProcessesQuan() {
-       try {
-#if defined (__APPLE__) || (__MACH__) || (linux) || (__linux)
-               int process = 0;
-               vector<int> processIDS;
-                               
-               //loop through and create all the processes you want
-               while (process != processors) {
-                       int pid = fork();
+                       //char* FileName = new char[file.length()];
+                       //memcpy(FileName, file.c_str(), file.length());
                        
-                       if (pid > 0) {
-                               processIDS.push_back(pid);  
-                               process++;
-                       }else if (pid == 0){
-                               
+                       char FileName[1024];
+                       strcpy(FileName, file.c_str());
+                       
+                       if (pid == 0) {
+                               MPI_File_open(MPI_COMM_SELF, FileName, outMode, MPI_INFO_NULL, &outQuan);  //comm, filename, mode, info, filepointer
                                
-                               exit(0);
-                       }else { mothurOut("unable to spawn the necessary processes."); mothurOutEndLine(); exit(0); }
-               }
-               
-               //force parent to wait until all the processes are done
-               for (int i=0;i<processors;i++) { 
-                       int temp = processIDS[i];
-                       wait(&temp);
-               }
-               
-#else
+                               int length = outputString.length();
+                               char* buf = new char[length];
+                               memcpy(buf, outputString.c_str(), length);
+                                       
+                               MPI_File_write(outQuan, buf, length, MPI_CHAR, &status);
+                               delete buf;
 
-#endif         
+                               MPI_File_close(&outQuan);
+                       }
+
+                       //delete FileName;
+               #else
+                       ofstream outQuan;
+                       m->openOutputFile(file, outQuan);
+                       
+                       outQuan << outputString;
+                       
+                       outQuan.close();
+               #endif
        }
        catch(exception& e) {
-               errorOut(e, "Pintail", "createProcessesQuan");
+               m->errorOut(e, "Pintail", "printQuanFile");
                exit(1);
        }
 }
 
+//***************************************************************************************************************/
 
-//***************************************************************************************************************