]> git.donarmstrong.com Git - mothur.git/blobdiff - screenseqscommand.cpp
removing chime source files from mother project.
[mothur.git] / screenseqscommand.cpp
index 1b3cc93f6939044c7931e3db4cafacfa8e617411..7ac910d4a74b9fc1bffeacb32f5893941f3eb60f 100644 (file)
@@ -8,22 +8,99 @@
  */
 
 #include "screenseqscommand.h"
-#include "sequence.hpp"
 
+
+//**********************************************************************************************************************
+vector<string> ScreenSeqsCommand::setParameters(){     
+       try {
+               CommandParameter pfasta("fasta", "InputTypes", "", "", "none", "none", "none",false,true); parameters.push_back(pfasta);
+               CommandParameter pname("name", "InputTypes", "", "", "none", "none", "none",false,false); parameters.push_back(pname);
+               CommandParameter pgroup("group", "InputTypes", "", "", "none", "none", "none",false,false); parameters.push_back(pgroup);
+               CommandParameter pqfile("qfile", "InputTypes", "", "", "none", "none", "none",false,false); parameters.push_back(pqfile);
+               CommandParameter palignreport("alignreport", "InputTypes", "", "", "none", "none", "none",false,false); parameters.push_back(palignreport);
+               CommandParameter ptax("taxonomy", "InputTypes", "", "", "none", "none", "none",false,false); parameters.push_back(ptax);
+               CommandParameter pstart("start", "Number", "", "-1", "", "", "",false,false); parameters.push_back(pstart);
+               CommandParameter pend("end", "Number", "", "-1", "", "", "",false,false); parameters.push_back(pend);
+               CommandParameter pmaxambig("maxambig", "Number", "", "-1", "", "", "",false,false); parameters.push_back(pmaxambig);
+               CommandParameter pmaxhomop("maxhomop", "Number", "", "-1", "", "", "",false,false); parameters.push_back(pmaxhomop);
+               CommandParameter pminlength("minlength", "Number", "", "-1", "", "", "",false,false); parameters.push_back(pminlength);
+               CommandParameter pmaxlength("maxlength", "Number", "", "-1", "", "", "",false,false); parameters.push_back(pmaxlength);
+               CommandParameter pprocessors("processors", "Number", "", "1", "", "", "",false,false); parameters.push_back(pprocessors);
+               CommandParameter pcriteria("criteria", "Number", "", "90", "", "", "",false,false); parameters.push_back(pcriteria);
+               CommandParameter poptimize("optimize", "Multiple", "none-start-end-maxambig-maxhomop-minlength-maxlength", "none", "", "", "",true,false); parameters.push_back(poptimize);
+               CommandParameter pinputdir("inputdir", "String", "", "", "", "", "",false,false); parameters.push_back(pinputdir);
+               CommandParameter poutputdir("outputdir", "String", "", "", "", "", "",false,false); parameters.push_back(poutputdir);
+               
+               vector<string> myArray;
+               for (int i = 0; i < parameters.size(); i++) {   myArray.push_back(parameters[i].name);          }
+               return myArray;
+       }
+       catch(exception& e) {
+               m->errorOut(e, "ScreenSeqsCommand", "setParameters");
+               exit(1);
+       }
+}
+//**********************************************************************************************************************
+string ScreenSeqsCommand::getHelpString(){     
+       try {
+               string helpString = "";
+               helpString += "The screen.seqs command reads a fastafile and creates .....\n";
+               helpString += "The screen.seqs command parameters are fasta, start, end, maxambig, maxhomop, minlength, maxlength, name, group, qfile, alignreport, taxonomy, optimize, criteria and processors.\n";
+               helpString += "The fasta parameter is required.\n";
+               helpString += "The alignreport and taxonomy parameters allow you to remove bad seqs from taxonomy and alignreport files.\n";
+               helpString += "The start parameter .... The default is -1.\n";
+               helpString += "The end parameter .... The default is -1.\n";
+               helpString += "The maxambig parameter allows you to set the maximum number of ambigious bases allowed. The default is -1.\n";
+               helpString += "The maxhomop parameter allows you to set a maximum homopolymer length. \n";
+               helpString += "The minlength parameter allows you to set and minimum sequence length. \n";
+               helpString += "The maxlength parameter allows you to set and maximum sequence length. \n";
+               helpString += "The processors parameter allows you to specify the number of processors to use while running the command. The default is 1.\n";
+               helpString += "The optimize and criteria parameters allow you set the start, end, maxabig, maxhomop, minlength and maxlength parameters relative to your set of sequences .\n";
+               helpString += "For example optimize=start-end, criteria=90, would set the start and end values to the position 90% of your sequences started and ended.\n";
+               helpString += "The name parameter allows you to provide a namesfile, and the group parameter allows you to provide a groupfile.\n";
+               helpString += "The screen.seqs command should be in the following format: \n";
+               helpString += "screen.seqs(fasta=yourFastaFile, name=youNameFile, group=yourGroupFIle, start=yourStart, end=yourEnd, maxambig=yourMaxambig,  \n";
+               helpString += "maxhomop=yourMaxhomop, minlength=youMinlength, maxlength=yourMaxlength)  \n";    
+               helpString += "Example screen.seqs(fasta=abrecovery.fasta, name=abrecovery.names, group=abrecovery.groups, start=..., end=..., maxambig=..., maxhomop=..., minlength=..., maxlength=...).\n";
+               helpString += "Note: No spaces between parameter labels (i.e. fasta), '=' and parameters (i.e.yourFasta).\n";
+               return helpString;
+       }
+       catch(exception& e) {
+               m->errorOut(e, "ScreenSeqsCommand", "getHelpString");
+               exit(1);
+       }
+}
+//**********************************************************************************************************************
+ScreenSeqsCommand::ScreenSeqsCommand(){        
+       try {
+               abort = true; calledHelp = true; 
+               setParameters();
+               vector<string> tempOutNames;
+               outputTypes["fasta"] = tempOutNames;
+               outputTypes["name"] = tempOutNames;
+               outputTypes["group"] = tempOutNames;
+               outputTypes["alignreport"] = tempOutNames;
+               outputTypes["accnos"] = tempOutNames;
+               outputTypes["qfile"] = tempOutNames;
+               outputTypes["taxonomy"] = tempOutNames;
+       }
+       catch(exception& e) {
+               m->errorOut(e, "ScreenSeqsCommand", "ScreenSeqsCommand");
+               exit(1);
+       }
+}
 //***************************************************************************************************************
 
 ScreenSeqsCommand::ScreenSeqsCommand(string option)  {
        try {
-               abort = false;
+               abort = false; calledHelp = false;   
                
                //allow user to run help
-               if(option == "help") { help(); abort = true; }
+               if(option == "help") { help(); abort = true; calledHelp = true; }
+               else if(option == "citation") { citation(); abort = true; calledHelp = true;}
                
                else {
-                       //valid paramters for this command
-                       string AlignArray[] =  {"fasta", "start", "end", "maxambig", "maxhomop", "minlength", "maxlength",
-                                                                       "name", "group", "alignreport","processors","outputdir","inputdir"};
-                       vector<string> myArray (AlignArray, AlignArray+(sizeof(AlignArray)/sizeof(string)));
+                       vector<string> myArray = setParameters();
                        
                        OptionParser parser(option);
                        map<string,string> parameters = parser.getParameters();
@@ -36,6 +113,16 @@ ScreenSeqsCommand::ScreenSeqsCommand(string option)  {
                                if (validParameter.isValidParameter(it->first, myArray, it->second) != true) {  abort = true;  }
                        }
                        
+                       //initialize outputTypes
+                       vector<string> tempOutNames;
+                       outputTypes["fasta"] = tempOutNames;
+                       outputTypes["name"] = tempOutNames;
+                       outputTypes["group"] = tempOutNames;
+                       outputTypes["alignreport"] = tempOutNames;
+                       outputTypes["accnos"] = tempOutNames;
+                       outputTypes["qfile"] = tempOutNames;
+                       outputTypes["taxonomy"] = tempOutNames;
+                       
                        //if the user changes the input directory command factory will send this info to us in the output parameter 
                        string inputDir = validParameter.validFile(parameters, "inputdir", false);              
                        if (inputDir == "not found"){   inputDir = "";          }
@@ -72,24 +159,56 @@ ScreenSeqsCommand::ScreenSeqsCommand(string option)  {
                                        //if the user has not given a path then, add inputdir. else leave path alone.
                                        if (path == "") {       parameters["alignreport"] = inputDir + it->second;              }
                                }
+                               
+                               it = parameters.find("qfile");
+                               //user has given a template file
+                               if(it != parameters.end()){ 
+                                       path = m->hasPath(it->second);
+                                       //if the user has not given a path then, add inputdir. else leave path alone.
+                                       if (path == "") {       parameters["qfile"] = inputDir + it->second;            }
+                               }
+                               
+                               it = parameters.find("taxonomy");
+                               //user has given a template file
+                               if(it != parameters.end()){ 
+                                       path = m->hasPath(it->second);
+                                       //if the user has not given a path then, add inputdir. else leave path alone.
+                                       if (path == "") {       parameters["taxonomy"] = inputDir + it->second;         }
+                               }
                        }
 
                        //check for required parameters
                        fastafile = validParameter.validFile(parameters, "fasta", true);
-                       if (fastafile == "not found") { m->mothurOut("fasta is a required parameter for the screen.seqs command."); m->mothurOutEndLine(); abort = true; }
-                       else if (fastafile == "not open") { abort = true; }     
+                       if (fastafile == "not found") {                         
+                               fastafile = m->getFastaFile(); 
+                               if (fastafile != "") { m->mothurOut("Using " + fastafile + " as input file for the fasta parameter."); m->mothurOutEndLine(); }
+                               else {  m->mothurOut("You have no current fastafile and the fasta parameter is required."); m->mothurOutEndLine(); abort = true; }
+                       }
+                       else if (fastafile == "not open") { abort = true; }
+                       else { m->setFastaFile(fastafile); }
        
                        groupfile = validParameter.validFile(parameters, "group", true);
                        if (groupfile == "not open") { abort = true; }  
                        else if (groupfile == "not found") { groupfile = ""; }
+                       else { m->setGroupFile(groupfile); }
+                       
+                       qualfile = validParameter.validFile(parameters, "qfile", true);
+                       if (qualfile == "not open") { abort = true; }   
+                       else if (qualfile == "not found") { qualfile = ""; }
+                       else { m->setQualFile(qualfile); }
                        
                        namefile = validParameter.validFile(parameters, "name", true);
-                       if (namefile == "not open") { abort = true; }
+                       if (namefile == "not open") { namefile = ""; abort = true; }
                        else if (namefile == "not found") { namefile = ""; }    
-
+                       else { m->setNameFile(namefile); }
+                       
                        alignreport = validParameter.validFile(parameters, "alignreport", true);
                        if (alignreport == "not open") { abort = true; }
-                       else if (alignreport == "not found") { alignreport = ""; }      
+                       else if (alignreport == "not found") { alignreport = ""; }
+                       
+                       taxonomy = validParameter.validFile(parameters, "taxonomy", true);
+                       if (taxonomy == "not open") { abort = true; }
+                       else if (taxonomy == "not found") { taxonomy = ""; }    
                        
                        //if the user changes the output directory command factory will send this info to us in the output parameter 
                        outputDir = validParameter.validFile(parameters, "outputdir", false);           if (outputDir == "not found"){  
@@ -101,26 +220,51 @@ ScreenSeqsCommand::ScreenSeqsCommand(string option)  {
                        // ...at some point should added some additional type checking...
                        string temp;
                        temp = validParameter.validFile(parameters, "start", false);            if (temp == "not found") { temp = "-1"; }
-                       convert(temp, startPos); 
+                       m->mothurConvert(temp, startPos); 
                
                        temp = validParameter.validFile(parameters, "end", false);                      if (temp == "not found") { temp = "-1"; }
-                       convert(temp, endPos);  
+                       m->mothurConvert(temp, endPos);  
 
                        temp = validParameter.validFile(parameters, "maxambig", false);         if (temp == "not found") { temp = "-1"; }
-                       convert(temp, maxAmbig);  
+                       m->mothurConvert(temp, maxAmbig);  
 
                        temp = validParameter.validFile(parameters, "maxhomop", false);         if (temp == "not found") { temp = "-1"; }
-                       convert(temp, maxHomoP);  
+                       m->mothurConvert(temp, maxHomoP);  
 
                        temp = validParameter.validFile(parameters, "minlength", false);        if (temp == "not found") { temp = "-1"; }
-                       convert(temp, minLength); 
+                       m->mothurConvert(temp, minLength); 
                        
                        temp = validParameter.validFile(parameters, "maxlength", false);        if (temp == "not found") { temp = "-1"; }
-                       convert(temp, maxLength); 
+                       m->mothurConvert(temp, maxLength); 
                        
-                       temp = validParameter.validFile(parameters, "processors", false);       if (temp == "not found"){       temp = "1";                             }
-                       convert(temp, processors); 
-
+                       temp = validParameter.validFile(parameters, "processors", false);       if (temp == "not found"){       temp = m->getProcessors();      }
+                       m->setProcessors(temp);
+                       m->mothurConvert(temp, processors);
+                       
+                       temp = validParameter.validFile(parameters, "optimize", false); //optimizing trumps the optimized values original value
+                       if (temp == "not found"){       temp = "none";          }
+                       m->splitAtDash(temp, optimize);         
+                       
+                       //check for invalid optimize options
+                       set<string> validOptimizers;
+                       validOptimizers.insert("none"); validOptimizers.insert("start"); validOptimizers.insert("end"); validOptimizers.insert("maxambig"); validOptimizers.insert("maxhomop"); validOptimizers.insert("minlength"); validOptimizers.insert("maxlength");
+                       for (int i = 0; i < optimize.size(); i++) { 
+                               if (validOptimizers.count(optimize[i]) == 0) { 
+                                       m->mothurOut(optimize[i] + " is not a valid optimizer. Valid options are start, end, maxambig, maxhomop, minlength and maxlength."); m->mothurOutEndLine();
+                                       optimize.erase(optimize.begin()+i);
+                                       i--;
+                               }
+                       }
+                       
+                       if (optimize.size() == 1) { if (optimize[0] == "none") { optimize.clear(); } }
+                       
+                       temp = validParameter.validFile(parameters, "criteria", false); if (temp == "not found"){       temp = "90";                            }
+                       m->mothurConvert(temp, criteria); 
+                       
+                       if (namefile == "") {
+                               vector<string> files; files.push_back(fastafile);
+                               parser.getNameFile(files);
+                       }
                }
 
        }
@@ -129,61 +273,58 @@ ScreenSeqsCommand::ScreenSeqsCommand(string option)  {
                exit(1);
        }
 }
-//**********************************************************************************************************************
-
-void ScreenSeqsCommand::help(){
-       try {
-               m->mothurOut("The screen.seqs command reads a fastafile and creates .....\n");
-               m->mothurOut("The screen.seqs command parameters are fasta, start, end, maxambig, maxhomop, minlength, maxlength, name, group and processors.\n");
-               m->mothurOut("The fasta parameter is required.\n");
-               m->mothurOut("The start parameter .... The default is -1.\n");
-               m->mothurOut("The end parameter .... The default is -1.\n");
-               m->mothurOut("The maxambig parameter .... The default is -1.\n");
-               m->mothurOut("The maxhomop parameter .... The default is -1.\n");
-               m->mothurOut("The minlength parameter .... The default is -1.\n");
-               m->mothurOut("The maxlength parameter .... The default is -1.\n");
-               m->mothurOut("The processors parameter allows you to specify the number of processors to use while running the command. The default is 1.\n");
-               m->mothurOut("The name parameter allows you to provide a namesfile, and the group parameter allows you to provide a groupfile.\n");
-               m->mothurOut("The screen.seqs command should be in the following format: \n");
-               m->mothurOut("screen.seqs(fasta=yourFastaFile, name=youNameFile, group=yourGroupFIle, start=yourStart, end=yourEnd, maxambig=yourMaxambig,  \n");
-               m->mothurOut("maxhomop=yourMaxhomop, minlength=youMinlength, maxlength=yourMaxlength)  \n");    
-               m->mothurOut("Example screen.seqs(fasta=abrecovery.fasta, name=abrecovery.names, group=abrecovery.groups, start=..., end=..., maxambig=..., maxhomop=..., minlength=..., maxlength=...).\n");
-               m->mothurOut("Note: No spaces between parameter labels (i.e. fasta), '=' and parameters (i.e.yourFasta).\n\n");
-
-       }
-       catch(exception& e) {
-               m->errorOut(e, "ScreenSeqsCommand", "help");
-               exit(1);
-       }
-}
-
-//***************************************************************************************************************
-
-ScreenSeqsCommand::~ScreenSeqsCommand(){       /*      do nothing      */      }
-
 //***************************************************************************************************************
 
 int ScreenSeqsCommand::execute(){
        try{
                
-               if (abort == true) { return 0; }
-                               
+               if (abort == true) { if (calledHelp) { return 0; }  return 2;   }
+               
+               //if the user want to optimize we need to know the 90% mark
+               vector<unsigned long long> positions;
+               if (optimize.size() != 0) {  //get summary is paralellized so we need to divideFile, no need to do this step twice so I moved it here
+                       //use the namefile to optimize correctly
+                       if (namefile != "") { nameMap = m->readNames(namefile); }
+                       getSummary(positions); 
+               } 
+               else { 
+                       #if defined (__APPLE__) || (__MACH__) || (linux) || (__linux) || (__linux__) || (__unix__) || (__unix)
+                positions = m->divideFile(fastafile, processors);
+                for (int i = 0; i < (positions.size()-1); i++) { lines.push_back(linePair(positions[i], positions[(i+1)])); }
+                       #else 
+                if(processors == 1){ lines.push_back(linePair(0, 1000));  }
+                else {
+                    int numFastaSeqs = 0;
+                    positions = m->setFilePosFasta(fastafile, numFastaSeqs); 
+                    if (positions.size() < processors) { processors = positions.size(); }
+                
+                    //figure out how many sequences you have to process
+                    int numSeqsPerProcessor = numFastaSeqs / processors;
+                    for (int i = 0; i < processors; i++) {
+                        int startIndex =  i * numSeqsPerProcessor;
+                        if(i == (processors - 1)){     numSeqsPerProcessor = numFastaSeqs - i * numSeqsPerProcessor;   }
+                        lines.push_back(linePair(positions[startIndex], numSeqsPerProcessor));
+                    }
+                }
+                       #endif
+               }
+                                       
                string goodSeqFile = outputDir + m->getRootName(m->getSimpleName(fastafile)) + "good" + m->getExtension(fastafile);
                string badAccnosFile =  outputDir + m->getRootName(m->getSimpleName(fastafile)) + "bad.accnos";
                
                int numFastaSeqs = 0;
                set<string> badSeqNames;
                int start = time(NULL);
-               
+       
 #ifdef USE_MPI 
-                       int pid, end, numSeqsPerProcessor; 
+                       int pid, numSeqsPerProcessor; 
                        int tag = 2001;
-                       vector<unsigned long int> MPIPos;
+                       vector<unsigned long long> MPIPos;
                        
                        MPI_Status status; 
                        MPI_Comm_rank(MPI_COMM_WORLD, &pid); //find out who we are
                        MPI_Comm_size(MPI_COMM_WORLD, &processors); 
-
+       
                        MPI_File inMPI;
                        MPI_File outMPIGood;
                        MPI_File outMPIBadAccnos;
@@ -220,29 +361,16 @@ int ScreenSeqsCommand::execute(){
                                numSeqsPerProcessor = numFastaSeqs / processors;
                                int startIndex =  pid * numSeqsPerProcessor;
                                if(pid == (processors - 1)){    numSeqsPerProcessor = numFastaSeqs - pid * numSeqsPerProcessor;         }
-                               
+
                                //align your part
                                driverMPI(startIndex, numSeqsPerProcessor, inMPI, outMPIGood, outMPIBadAccnos, MPIPos, badSeqNames);
 
                                if (m->control_pressed) { MPI_File_close(&inMPI);  MPI_File_close(&outMPIGood);  MPI_File_close(&outMPIBadAccnos);  return 0; }
 
                                for (int i = 1; i < processors; i++) {
-                               
                                        //get bad lists
                                        int badSize;
                                        MPI_Recv(&badSize, 1, MPI_INT, i, tag, MPI_COMM_WORLD, &status);
-                                       /*for (int j = 0; j < badSize; j++) {
-                                               int length;
-                                               MPI_Recv(&length, 1, MPI_INT, i, tag, MPI_COMM_WORLD, &status);  //recv the length of the name
-                                               char* buf2 = new char[length];                                                                          //make space to recieve it
-                                               MPI_Recv(buf2, length, MPI_CHAR, i, tag, MPI_COMM_WORLD, &status);  //get name
-                                               
-                                               string tempBuf = buf2;
-                                               if (tempBuf.length() > length) { tempBuf = tempBuf.substr(0, length); }
-                                               delete buf2;
-                                               
-                                               badSeqNames.insert(tempBuf);
-                                       }*/
                                }
                        }else{ //you are a child process
                                MPI_Recv(&numFastaSeqs, 1, MPI_INT, 0, tag, MPI_COMM_WORLD, &status);
@@ -253,7 +381,7 @@ int ScreenSeqsCommand::execute(){
                                numSeqsPerProcessor = numFastaSeqs / processors;
                                int startIndex =  pid * numSeqsPerProcessor;
                                if(pid == (processors - 1)){    numSeqsPerProcessor = numFastaSeqs - pid * numSeqsPerProcessor;         }
-                               
+
                                //align your part
                                driverMPI(startIndex, numSeqsPerProcessor, inMPI, outMPIGood, outMPIBadAccnos, MPIPos, badSeqNames);
 
@@ -262,18 +390,6 @@ int ScreenSeqsCommand::execute(){
                                //send bad list 
                                int badSize = badSeqNames.size();
                                MPI_Send(&badSize, 1, MPI_INT, 0, tag, MPI_COMM_WORLD);
-                               
-                               /*
-                               set<string>::iterator it;
-                               for (it = badSeqNames.begin(); it != badSeqNames.end(); it++) {
-                                       string name = *it;
-                                       int length = name.length();
-                                       char* buf2 = new char[length];
-                                       memcpy(buf2, name.c_str(), length);
-                                       
-                                       MPI_Send(&length, 1, MPI_INT, 0, tag, MPI_COMM_WORLD);
-                                       MPI_Send(buf2, length, MPI_CHAR, 0, tag, MPI_COMM_WORLD);
-                               }*/
                        }
                        
                        //close files 
@@ -283,58 +399,10 @@ int ScreenSeqsCommand::execute(){
                        MPI_Barrier(MPI_COMM_WORLD); //make everyone wait - just in case
                                        
 #else
-                       vector<unsigned long int> positions = m->divideFile(fastafile, processors);
-                               
-                       for (int i = 0; i < (positions.size()-1); i++) {
-                               lines.push_back(new linePair(positions[i], positions[(i+1)]));
-                       }       
-                                               
-       #if defined (__APPLE__) || (__MACH__) || (linux) || (__linux)
-                       if(processors == 1){
-                               numFastaSeqs = driver(lines[0], goodSeqFile, badAccnosFile, fastafile, badSeqNames);
-                               
-                               if (m->control_pressed) { remove(goodSeqFile.c_str()); return 0; }
-                               
-                       }else{
-                               processIDS.resize(0);
-                               
-                               numFastaSeqs = createProcesses(goodSeqFile, badAccnosFile, fastafile, badSeqNames); 
-                               
-                               rename((goodSeqFile + toString(processIDS[0]) + ".temp").c_str(), goodSeqFile.c_str());
-                               rename((badAccnosFile + toString(processIDS[0]) + ".temp").c_str(), badAccnosFile.c_str());
-                               
-                               //append alignment and report files
-                               for(int i=1;i<processors;i++){
-                                       m->appendFiles((goodSeqFile + toString(processIDS[i]) + ".temp"), goodSeqFile);
-                                       remove((goodSeqFile + toString(processIDS[i]) + ".temp").c_str());
-                       
-                                       m->appendFiles((badAccnosFile + toString(processIDS[i]) + ".temp"), badAccnosFile);
-                                       remove((badAccnosFile + toString(processIDS[i]) + ".temp").c_str());
-                               }
-                               
-                               if (m->control_pressed) { remove(goodSeqFile.c_str()); return 0; }
-                               
-                               //read badSeqs in because root process doesnt know what other "bad" seqs the children found
-                               ifstream inBad;
-                               int ableToOpen = m->openInputFile(badAccnosFile, inBad, "no error");
-                               
-                               if (ableToOpen == 0) {
-                                       badSeqNames.clear();
-                                       string tempName;
-                                       while (!inBad.eof()) {
-                                               inBad >> tempName; m->gobble(inBad);
-                                               badSeqNames.insert(tempName);
-                                       }
-                                       inBad.close();
-                               }
-                       }
-       #else
-                       numFastaSeqs = driver(lines[0], goodSeqFile, badAccnosFile, fastafile, badSeqNames);
-                       
-                       if (m->control_pressed) { remove(goodSeqFile.c_str()); return 0; }
-                       
-       #endif
-
+        if(processors == 1){ numFastaSeqs = driver(lines[0], goodSeqFile, badAccnosFile, fastafile, badSeqNames);      }       
+        else{ numFastaSeqs = createProcesses(goodSeqFile, badAccnosFile, fastafile, badSeqNames); }
+        
+        if (m->control_pressed) { m->mothurRemove(goodSeqFile); return 0; }
 #endif         
 
                #ifdef USE_MPI
@@ -372,17 +440,19 @@ int ScreenSeqsCommand::execute(){
                                                                                                                                                                        
                if(namefile != "" && groupfile != "")   {       
                        screenNameGroupFile(badSeqNames);       
-                       if (m->control_pressed) {  remove(goodSeqFile.c_str()); return 0; }
+                       if (m->control_pressed) {  m->mothurRemove(goodSeqFile); return 0; }
                }else if(namefile != "")        {       
                        screenNameGroupFile(badSeqNames);
-                       if (m->control_pressed) {  remove(goodSeqFile.c_str());  return 0; }    
+                       if (m->control_pressed) {  m->mothurRemove(goodSeqFile);  return 0; }   
                }else if(groupfile != "")                               {       screenGroupFile(badSeqNames);           }       // this screens just the group
                
-               if (m->control_pressed) { remove(goodSeqFile.c_str());  return 0; }
+               if (m->control_pressed) { m->mothurRemove(goodSeqFile);  return 0; }
 
                if(alignreport != "")                                   {       screenAlignReport(badSeqNames);         }
+               if(qualfile != "")                                              {       screenQual(badSeqNames);                        }
+               if(taxonomy != "")                                              {       screenTaxonomy(badSeqNames);            }
                
-               if (m->control_pressed) { remove(goodSeqFile.c_str());  return 0; }
+               if (m->control_pressed) { m->mothurRemove(goodSeqFile);  return 0; }
                
                #ifdef USE_MPI
                        }
@@ -390,11 +460,38 @@ int ScreenSeqsCommand::execute(){
 
                m->mothurOutEndLine();
                m->mothurOut("Output File Names: "); m->mothurOutEndLine();
-               m->mothurOut(goodSeqFile); m->mothurOutEndLine();       
-               m->mothurOut(badAccnosFile); m->mothurOutEndLine();     
+               m->mothurOut(goodSeqFile); m->mothurOutEndLine();       outputTypes["fasta"].push_back(goodSeqFile);
+               m->mothurOut(badAccnosFile); m->mothurOutEndLine();      outputTypes["accnos"].push_back(badAccnosFile);
                for (int i = 0; i < outputNames.size(); i++) { m->mothurOut(outputNames[i]); m->mothurOutEndLine(); }
                m->mothurOutEndLine();
                m->mothurOutEndLine();
+               
+               //set fasta file as new current fastafile
+               string current = "";
+               itTypes = outputTypes.find("fasta");
+               if (itTypes != outputTypes.end()) {
+                       if ((itTypes->second).size() != 0) { current = (itTypes->second)[0]; m->setFastaFile(current); }
+               }
+               
+               itTypes = outputTypes.find("name");
+               if (itTypes != outputTypes.end()) {
+                       if ((itTypes->second).size() != 0) { current = (itTypes->second)[0]; m->setNameFile(current); }
+               }
+               
+               itTypes = outputTypes.find("group");
+               if (itTypes != outputTypes.end()) {
+                       if ((itTypes->second).size() != 0) { current = (itTypes->second)[0]; m->setGroupFile(current); }
+               }
+               
+               itTypes = outputTypes.find("qfile");
+               if (itTypes != outputTypes.end()) {
+                       if ((itTypes->second).size() != 0) { current = (itTypes->second)[0]; m->setQualFile(current); }
+               }
+               
+               itTypes = outputTypes.find("taxonomy");
+               if (itTypes != outputTypes.end()) {
+                       if ((itTypes->second).size() != 0) { current = (itTypes->second)[0]; m->setTaxonomyFile(current); }
+               }
 
                m->mothurOut("It took " + toString(time(NULL) - start) + " secs to screen " + toString(numFastaSeqs) + " sequences.");
                m->mothurOutEndLine();
@@ -418,16 +515,16 @@ int ScreenSeqsCommand::screenNameGroupFile(set<string> badSeqNames){
                set<string>::iterator it;
 
                string goodNameFile = outputDir + m->getRootName(m->getSimpleName(namefile)) + "good" + m->getExtension(namefile);
-               outputNames.push_back(goodNameFile); 
+               outputNames.push_back(goodNameFile);  outputTypes["name"].push_back(goodNameFile);
                
                ofstream goodNameOut;   m->openOutputFile(goodNameFile, goodNameOut);
-       
+               
                while(!inputNames.eof()){
-                       if (m->control_pressed) { goodNameOut.close();  inputNames.close(); remove(goodNameFile.c_str());  return 0; }
+                       if (m->control_pressed) { goodNameOut.close();  inputNames.close(); m->mothurRemove(goodNameFile);  return 0; }
 
                        inputNames >> seqName >> seqList;
                        it = badSeqNames.find(seqName);
-                       
+                               
                        if(it != badSeqNames.end()){
                                badSeqNames.erase(it);
                                
@@ -464,15 +561,15 @@ int ScreenSeqsCommand::screenNameGroupFile(set<string> badSeqNames){
                        m->openInputFile(groupfile, inputGroups);
 
                        string goodGroupFile = outputDir + m->getRootName(m->getSimpleName(groupfile)) + "good" + m->getExtension(groupfile);
-                       outputNames.push_back(goodGroupFile);  
+                       outputNames.push_back(goodGroupFile);   outputTypes["group"].push_back(goodGroupFile);
                        
                        ofstream goodGroupOut;  m->openOutputFile(goodGroupFile, goodGroupOut);
                        
                        while(!inputGroups.eof()){
-                               if (m->control_pressed) { goodGroupOut.close(); inputGroups.close(); remove(goodNameFile.c_str());  remove(goodGroupFile.c_str()); return 0; }
+                               if (m->control_pressed) { goodGroupOut.close(); inputGroups.close(); m->mothurRemove(goodNameFile);  m->mothurRemove(goodGroupFile); return 0; }
 
                                inputGroups >> seqName >> group;
-
+                               
                                it = badSeqGroups.find(seqName);
                                
                                if(it != badSeqGroups.end()){
@@ -494,7 +591,8 @@ int ScreenSeqsCommand::screenNameGroupFile(set<string> badSeqNames){
                                }
                        }
                }
-                       
+               
+               
                return 0;
        
        }
@@ -503,6 +601,288 @@ int ScreenSeqsCommand::screenNameGroupFile(set<string> badSeqNames){
                exit(1);
        }
 }
+//***************************************************************************************************************
+int ScreenSeqsCommand::getSummary(vector<unsigned long long>& positions){
+       try {
+               
+               vector<int> startPosition;
+               vector<int> endPosition;
+               vector<int> seqLength;
+               vector<int> ambigBases;
+               vector<int> longHomoPolymer;
+               
+        vector<unsigned long long> positions;
+#if defined (__APPLE__) || (__MACH__) || (linux) || (__linux) || (__linux__) || (__unix__) || (__unix)
+               positions = m->divideFile(fastafile, processors);
+               for (int i = 0; i < (positions.size()-1); i++) { lines.push_back(linePair(positions[i], positions[(i+1)])); }   
+#else
+               if(processors == 1){ lines.push_back(linePair(0, 1000));  }
+        else {
+            int numFastaSeqs = 0;
+            positions = m->setFilePosFasta(fastafile, numFastaSeqs); 
+            if (positions.size() < processors) { processors = positions.size(); }
+            
+            //figure out how many sequences you have to process
+            int numSeqsPerProcessor = numFastaSeqs / processors;
+            for (int i = 0; i < processors; i++) {
+                int startIndex =  i * numSeqsPerProcessor;
+                if(i == (processors - 1)){     numSeqsPerProcessor = numFastaSeqs - i * numSeqsPerProcessor;   }
+                lines.push_back(linePair(positions[startIndex], numSeqsPerProcessor));
+            }
+        }
+#endif
+               
+#ifdef USE_MPI
+               int pid;
+               MPI_Comm_rank(MPI_COMM_WORLD, &pid); 
+               
+               if (pid == 0) { 
+                       driverCreateSummary(startPosition, endPosition, seqLength, ambigBases, longHomoPolymer, fastafile, lines[0]);
+#else
+               int numSeqs = 0;
+               //#if defined (__APPLE__) || (__MACH__) || (linux) || (__linux) || (__linux__) || (__unix__) || (__unix)
+                       if(processors == 1){
+                               numSeqs = driverCreateSummary(startPosition, endPosition, seqLength, ambigBases, longHomoPolymer, fastafile, lines[0]);
+                       }else{
+                               numSeqs = createProcessesCreateSummary(startPosition, endPosition, seqLength, ambigBases, longHomoPolymer, fastafile); 
+                       }
+                               
+                       if (m->control_pressed) {  return 0; }
+               //#else
+               //      numSeqs = driverCreateSummary(startPosition, endPosition, seqLength, ambigBases, longHomoPolymer, fastafile, lines[0]);
+               //      if (m->control_pressed) {  return 0; }
+               //#endif
+#endif
+               sort(startPosition.begin(), startPosition.end());
+               sort(endPosition.begin(), endPosition.end());
+               sort(seqLength.begin(), seqLength.end());
+               sort(ambigBases.begin(), ambigBases.end());
+               sort(longHomoPolymer.begin(), longHomoPolymer.end());
+               
+               //numSeqs is the number of unique seqs, startPosition.size() is the total number of seqs, we want to optimize using all seqs
+               int criteriaPercentile  = int(startPosition.size() * (criteria / (float) 100));
+               
+               for (int i = 0; i < optimize.size(); i++) {
+                       if (optimize[i] == "start") { startPos = startPosition[criteriaPercentile]; m->mothurOut("Optimizing start to " + toString(startPos) + "."); m->mothurOutEndLine(); }
+                       else if (optimize[i] == "end") { int endcriteriaPercentile = int(endPosition.size() * ((100 - criteria) / (float) 100));  endPos = endPosition[endcriteriaPercentile]; m->mothurOut("Optimizing end to " + toString(endPos) + "."); m->mothurOutEndLine();}
+                       else if (optimize[i] == "maxambig") { maxAmbig = ambigBases[criteriaPercentile]; m->mothurOut("Optimizing maxambig to " + toString(maxAmbig) + "."); m->mothurOutEndLine(); }
+                       else if (optimize[i] == "maxhomop") { maxHomoP = longHomoPolymer[criteriaPercentile]; m->mothurOut("Optimizing maxhomop to " + toString(maxHomoP) + "."); m->mothurOutEndLine(); }
+                       else if (optimize[i] == "minlength") { int mincriteriaPercentile = int(seqLength.size() * ((100 - criteria) / (float) 100)); minLength = seqLength[mincriteriaPercentile]; m->mothurOut("Optimizing minlength to " + toString(minLength) + "."); m->mothurOutEndLine(); }
+                       else if (optimize[i] == "maxlength") { maxLength = seqLength[criteriaPercentile]; m->mothurOut("Optimizing maxlength to " + toString(maxLength) + "."); m->mothurOutEndLine(); }
+               }
+
+#ifdef USE_MPI
+               }
+               
+               MPI_Status status; 
+               MPI_Comm_rank(MPI_COMM_WORLD, &pid); 
+               MPI_Comm_size(MPI_COMM_WORLD, &processors); 
+                       
+               if (pid == 0) { 
+                       //send file positions to all processes
+                       for(int i = 1; i < processors; i++) { 
+                               MPI_Send(&startPos, 1, MPI_INT, i, 2001, MPI_COMM_WORLD);
+                               MPI_Send(&endPos, 1, MPI_INT, i, 2001, MPI_COMM_WORLD);
+                               MPI_Send(&maxAmbig, 1, MPI_INT, i, 2001, MPI_COMM_WORLD);
+                               MPI_Send(&maxHomoP, 1, MPI_INT, i, 2001, MPI_COMM_WORLD);
+                               MPI_Send(&minLength, 1, MPI_INT, i, 2001, MPI_COMM_WORLD);
+                               MPI_Send(&maxLength, 1, MPI_INT, i, 2001, MPI_COMM_WORLD);
+                       }
+               }else {
+                       MPI_Recv(&startPos, 1, MPI_INT, 0, 2001, MPI_COMM_WORLD, &status);
+                       MPI_Recv(&endPos, 1, MPI_INT, 0, 2001, MPI_COMM_WORLD, &status);
+                       MPI_Recv(&maxAmbig, 1, MPI_INT, 0, 2001, MPI_COMM_WORLD, &status);
+                       MPI_Recv(&maxHomoP, 1, MPI_INT, 0, 2001, MPI_COMM_WORLD, &status);
+                       MPI_Recv(&minLength, 1, MPI_INT, 0, 2001, MPI_COMM_WORLD, &status);
+                       MPI_Recv(&maxLength, 1, MPI_INT, 0, 2001, MPI_COMM_WORLD, &status);
+               }
+               MPI_Barrier(MPI_COMM_WORLD); //make everyone wait - just in case
+#endif
+               return 0;
+       }
+       catch(exception& e) {
+               m->errorOut(e, "ScreenSeqsCommand", "getSummary");
+               exit(1);
+       }
+}
+/**************************************************************************************/
+int ScreenSeqsCommand::driverCreateSummary(vector<int>& startPosition, vector<int>& endPosition, vector<int>& seqLength, vector<int>& ambigBases, vector<int>& longHomoPolymer, string filename, linePair filePos) {   
+       try {
+               
+               ifstream in;
+               m->openInputFile(filename, in);
+                               
+               in.seekg(filePos.start);
+
+               bool done = false;
+               int count = 0;
+       
+               while (!done) {
+                               
+                       if (m->control_pressed) { in.close(); return 1; }
+                                       
+                       Sequence current(in); m->gobble(in);
+       
+                       if (current.getName() != "") {
+                               int num = 1;
+                               if (namefile != "") {
+                                       //make sure this sequence is in the namefile, else error 
+                                       map<string, int>::iterator it = nameMap.find(current.getName());
+                                       
+                                       if (it == nameMap.end()) { m->mothurOut("[ERROR]: " + current.getName() + " is not in your namefile, please correct."); m->mothurOutEndLine(); m->control_pressed = true; }
+                                       else { num = it->second; }
+                               }
+                               
+                               //for each sequence this sequence represents
+                               for (int i = 0; i < num; i++) {
+                                       startPosition.push_back(current.getStartPos());
+                                       endPosition.push_back(current.getEndPos());
+                                       seqLength.push_back(current.getNumBases());
+                                       ambigBases.push_back(current.getAmbigBases());
+                                       longHomoPolymer.push_back(current.getLongHomoPolymer());
+                               }
+                               
+                               count++;
+                       }
+                       //if((count) % 100 == 0){       m->mothurOut("Optimizing sequence: " + toString(count)); m->mothurOutEndLine();         }
+                       #if defined (__APPLE__) || (__MACH__) || (linux) || (__linux) || (__linux__) || (__unix__) || (__unix)
+                               unsigned long long pos = in.tellg();
+                               if ((pos == -1) || (pos >= filePos.end)) { break; }
+                       #else
+                               if (in.eof()) { break; }
+                       #endif
+                       
+               }
+               
+               in.close();
+               
+               return count;
+       }
+       catch(exception& e) {
+               m->errorOut(e, "ScreenSeqsCommand", "driverCreateSummary");
+               exit(1);
+       }
+}
+/**************************************************************************************************/
+int ScreenSeqsCommand::createProcessesCreateSummary(vector<int>& startPosition, vector<int>& endPosition, vector<int>& seqLength, vector<int>& ambigBases, vector<int>& longHomoPolymer, string filename) {
+       try {
+        
+        int process = 1;
+               int num = 0;
+               vector<int> processIDS;
+
+#if defined (__APPLE__) || (__MACH__) || (linux) || (__linux) || (__linux__) || (__unix__) || (__unix)
+                               
+               //loop through and create all the processes you want
+               while (process != processors) {
+                       int pid = fork();
+                       
+                       if (pid > 0) {
+                               processIDS.push_back(pid);  //create map from line number to pid so you can append files in correct order later
+                               process++;
+                       }else if (pid == 0){
+                               num = driverCreateSummary(startPosition, endPosition, seqLength, ambigBases, longHomoPolymer, fastafile, lines[process]);
+                               
+                               //pass numSeqs to parent
+                               ofstream out;
+                               string tempFile = fastafile + toString(getpid()) + ".num.temp";
+                               m->openOutputFile(tempFile, out);
+                               
+                               out << num << endl;
+                               out << startPosition.size() << endl;
+                               for (int k = 0; k < startPosition.size(); k++)          {               out << startPosition[k] << '\t'; }  out << endl;
+                               for (int k = 0; k < endPosition.size(); k++)            {               out << endPosition[k] << '\t'; }  out << endl;
+                               for (int k = 0; k < seqLength.size(); k++)                      {               out << seqLength[k] << '\t'; }  out << endl;
+                               for (int k = 0; k < ambigBases.size(); k++)                     {               out << ambigBases[k] << '\t'; }  out << endl;
+                               for (int k = 0; k < longHomoPolymer.size(); k++)        {               out << longHomoPolymer[k] << '\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);
+                       }
+               }
+               
+               num = driverCreateSummary(startPosition, endPosition, seqLength, ambigBases, longHomoPolymer, fastafile, lines[0]);
+               
+               //force parent to wait until all the processes are done
+               for (int i=0;i<processIDS.size();i++) { 
+                       int temp = processIDS[i];
+                       wait(&temp);
+               }
+               
+               //parent reads in and combine Filter info
+               for (int i = 0; i < processIDS.size(); i++) {
+                       string tempFilename = fastafile + toString(processIDS[i]) + ".num.temp";
+                       ifstream in;
+                       m->openInputFile(tempFilename, in);
+                       
+                       int temp, tempNum;
+                       in >> tempNum; m->gobble(in); num += tempNum;
+                       in >> tempNum; m->gobble(in);
+                       for (int k = 0; k < tempNum; k++)                       {               in >> temp; startPosition.push_back(temp);              }               m->gobble(in);
+                       for (int k = 0; k < tempNum; k++)                       {               in >> temp; endPosition.push_back(temp);                }               m->gobble(in);
+                       for (int k = 0; k < tempNum; k++)                       {               in >> temp; seqLength.push_back(temp);                  }               m->gobble(in);
+                       for (int k = 0; k < tempNum; k++)                       {               in >> temp; ambigBases.push_back(temp);                 }               m->gobble(in);
+                       for (int k = 0; k < tempNum; k++)                       {               in >> temp; longHomoPolymer.push_back(temp);    }               m->gobble(in);
+                               
+                       in.close();
+                       m->mothurRemove(tempFilename);
+               }
+               
+               
+#else 
+        //////////////////////////////////////////////////////////////////////////////////////////////////////
+               //Windows version shared memory, so be careful when passing variables through the seqSumData struct. 
+               //Above fork() will clone, so memory is separate, but that's not the case with windows, 
+               //Taking advantage of shared memory to allow both threads to add info to vectors.
+               //////////////////////////////////////////////////////////////////////////////////////////////////////
+               
+               vector<sumData*> pDataArray; 
+               DWORD   dwThreadIdArray[processors-1];
+               HANDLE  hThreadArray[processors-1]; 
+               
+               //Create processor worker threads.
+               for( int i=0; i<processors-1; i++ ){
+            
+                       // Allocate memory for thread data.
+                       sumData* tempSum = new sumData(filename, m, lines[i].start, lines[i].end, namefile, nameMap);
+                       pDataArray.push_back(tempSum);
+                       
+                       //MySeqSumThreadFunction is in header. It must be global or static to work with the threads.
+                       //default security attributes, thread function name, argument to thread function, use default creation flags, returns the thread identifier
+                       hThreadArray[i] = CreateThread(NULL, 0, MySumThreadFunction, pDataArray[i], 0, &dwThreadIdArray[i]);   
+               }
+               
+        //do your part
+               num = driverCreateSummary(startPosition, endPosition, seqLength, ambigBases, longHomoPolymer, fastafile, lines[processors-1]);
+         
+               //Wait until all threads have terminated.
+               WaitForMultipleObjects(processors-1, hThreadArray, TRUE, INFINITE);
+               
+               //Close all thread handles and free memory allocations.
+               for(int i=0; i < pDataArray.size(); i++){
+                       num += pDataArray[i]->count;
+            for (int k = 0; k < pDataArray[i]->startPosition.size(); k++) {    startPosition.push_back(pDataArray[i]->startPosition[k]);       }
+                       for (int k = 0; k < pDataArray[i]->endPosition.size(); k++) {   endPosition.push_back(pDataArray[i]->endPosition[k]);       }
+            for (int k = 0; k < pDataArray[i]->seqLength.size(); k++) {        seqLength.push_back(pDataArray[i]->seqLength[k]);       }
+            for (int k = 0; k < pDataArray[i]->ambigBases.size(); k++) {       ambigBases.push_back(pDataArray[i]->ambigBases[k]);       }
+            for (int k = 0; k < pDataArray[i]->longHomoPolymer.size(); k++) {  longHomoPolymer.push_back(pDataArray[i]->longHomoPolymer[k]);       }
+                       CloseHandle(hThreadArray[i]);
+                       delete pDataArray[i];
+               }
+
+#endif         
+        return num;
+       }
+       catch(exception& e) {
+               m->errorOut(e, "ScreenSeqsCommand", "createProcessesCreateSummary");
+               exit(1);
+       }
+}
 
 //***************************************************************************************************************
 
@@ -514,11 +894,11 @@ int ScreenSeqsCommand::screenGroupFile(set<string> badSeqNames){
                set<string>::iterator it;
                
                string goodGroupFile = outputDir + m->getRootName(m->getSimpleName(groupfile)) + "good" + m->getExtension(groupfile);
-               outputNames.push_back(goodGroupFile); 
+               outputNames.push_back(goodGroupFile);  outputTypes["group"].push_back(goodGroupFile);
                ofstream goodGroupOut;  m->openOutputFile(goodGroupFile, goodGroupOut);
                
                while(!inputGroups.eof()){
-                       if (m->control_pressed) { goodGroupOut.close(); inputGroups.close(); remove(goodGroupFile.c_str()); return 0; }
+                       if (m->control_pressed) { goodGroupOut.close(); inputGroups.close(); m->mothurRemove(goodGroupFile); return 0; }
 
                        inputGroups >> seqName >> group;
                        it = badSeqNames.find(seqName);
@@ -532,7 +912,7 @@ int ScreenSeqsCommand::screenGroupFile(set<string> badSeqNames){
                        m->gobble(inputGroups);
                }
                
-               if (m->control_pressed) { goodGroupOut.close();  inputGroups.close(); remove(goodGroupFile.c_str());  return 0; }
+               if (m->control_pressed) { goodGroupOut.close();  inputGroups.close(); m->mothurRemove(goodGroupFile);  return 0; }
 
                //we were unable to remove some of the bad sequences
                if (badSeqNames.size() != 0) {
@@ -545,7 +925,7 @@ int ScreenSeqsCommand::screenGroupFile(set<string> badSeqNames){
                inputGroups.close();
                goodGroupOut.close();
                
-               if (m->control_pressed) { remove(goodGroupFile.c_str());   }
+               if (m->control_pressed) { m->mothurRemove(goodGroupFile);   }
                
                return 0;
        
@@ -566,7 +946,7 @@ int ScreenSeqsCommand::screenAlignReport(set<string> badSeqNames){
                set<string>::iterator it;
                
                string goodAlignReportFile = outputDir + m->getRootName(m->getSimpleName(alignreport)) + "good" + m->getExtension(alignreport);
-               outputNames.push_back(goodAlignReportFile);  
+               outputNames.push_back(goodAlignReportFile);  outputTypes["alignreport"].push_back(goodAlignReportFile);
                ofstream goodAlignReportOut;    m->openOutputFile(goodAlignReportFile, goodAlignReportOut);
 
                while (!inputAlignReport.eof()) {               //      need to copy header
@@ -576,7 +956,7 @@ int ScreenSeqsCommand::screenAlignReport(set<string> badSeqNames){
                }
 
                while(!inputAlignReport.eof()){
-                       if (m->control_pressed) { goodAlignReportOut.close(); inputAlignReport.close(); remove(goodAlignReportFile.c_str()); return 0; }
+                       if (m->control_pressed) { goodAlignReportOut.close(); inputAlignReport.close(); m->mothurRemove(goodAlignReportFile); return 0; }
 
                        inputAlignReport >> seqName;
                        it = badSeqNames.find(seqName);
@@ -596,7 +976,7 @@ int ScreenSeqsCommand::screenAlignReport(set<string> badSeqNames){
                        m->gobble(inputAlignReport);
                }
                
-               if (m->control_pressed) { goodAlignReportOut.close();  inputAlignReport.close(); remove(goodAlignReportFile.c_str());  return 0; }
+               if (m->control_pressed) { goodAlignReportOut.close();  inputAlignReport.close(); m->mothurRemove(goodAlignReportFile);  return 0; }
 
                //we were unable to remove some of the bad sequences
                if (badSeqNames.size() != 0) {
@@ -609,7 +989,7 @@ int ScreenSeqsCommand::screenAlignReport(set<string> badSeqNames){
                inputAlignReport.close();
                goodAlignReportOut.close();
                                
-               if (m->control_pressed) {  remove(goodAlignReportFile.c_str());  return 0; }
+               if (m->control_pressed) {  m->mothurRemove(goodAlignReportFile);  return 0; }
                
                return 0;
        
@@ -619,10 +999,133 @@ int ScreenSeqsCommand::screenAlignReport(set<string> badSeqNames){
                exit(1);
        }
        
+}
+//***************************************************************************************************************
+
+int ScreenSeqsCommand::screenTaxonomy(set<string> badSeqNames){
+       try {
+               ifstream input;
+               m->openInputFile(taxonomy, input);
+               string seqName, tax;
+               set<string>::iterator it;
+               
+               string goodTaxFile = outputDir + m->getRootName(m->getSimpleName(taxonomy)) + "good" + m->getExtension(taxonomy);
+               outputNames.push_back(goodTaxFile);  outputTypes["taxonomy"].push_back(goodTaxFile);
+               ofstream goodTaxOut;    m->openOutputFile(goodTaxFile, goodTaxOut);
+                               
+               while(!input.eof()){
+                       if (m->control_pressed) { goodTaxOut.close(); input.close(); m->mothurRemove(goodTaxFile); return 0; }
+                       
+                       input >> seqName >> tax;
+                       it = badSeqNames.find(seqName);
+                       
+                       if(it != badSeqNames.end()){ badSeqNames.erase(it); }
+                       else{
+                               goodTaxOut << seqName << '\t' << tax << endl;
+                       }
+                       m->gobble(input);
+               }
+               
+               if (m->control_pressed) { goodTaxOut.close(); input.close(); m->mothurRemove(goodTaxFile); return 0; }
+               
+               //we were unable to remove some of the bad sequences
+               if (badSeqNames.size() != 0) {
+                       for (it = badSeqNames.begin(); it != badSeqNames.end(); it++) {  
+                               m->mothurOut("Your taxonomy file does not include the sequence " + *it + " please correct."); 
+                               m->mothurOutEndLine();
+                       }
+               }
+               
+               input.close();
+               goodTaxOut.close();
+               
+               if (m->control_pressed) {  m->mothurRemove(goodTaxFile);  return 0; }
+               
+               return 0;
+               
+       }
+       catch(exception& e) {
+               m->errorOut(e, "ScreenSeqsCommand", "screenTaxonomy");
+               exit(1);
+       }
+       
+}
+//***************************************************************************************************************
+
+int ScreenSeqsCommand::screenQual(set<string> badSeqNames){
+       try {
+               ifstream in;
+               m->openInputFile(qualfile, in);
+               set<string>::iterator it;
+               
+               string goodQualFile = outputDir + m->getRootName(m->getSimpleName(qualfile)) + "good" + m->getExtension(qualfile);
+               outputNames.push_back(goodQualFile);  outputTypes["qfile"].push_back(goodQualFile);
+               ofstream goodQual;      m->openOutputFile(goodQualFile, goodQual);
+               
+               while(!in.eof()){       
+                       
+                       if (m->control_pressed) { goodQual.close(); in.close(); m->mothurRemove(goodQualFile); return 0; }
+
+                       string saveName = "";
+                       string name = "";
+                       string scores = "";
+                       
+                       in >> name; 
+                       
+                       if (name.length() != 0) { 
+                               saveName = name.substr(1);
+                               while (!in.eof())       {       
+                                       char c = in.get(); 
+                                       if (c == 10 || c == 13){        break;  }
+                                       else { name += c; }     
+                               } 
+                               m->gobble(in);
+                       }
+                       
+                       while(in){
+                               char letter= in.get();
+                               if(letter == '>'){      in.putback(letter);     break;  }
+                               else{ scores += letter; }
+                       }
+                       
+                       m->gobble(in);
+                       
+                       it = badSeqNames.find(saveName);
+                       
+                       if(it != badSeqNames.end()){
+                               badSeqNames.erase(it);
+                       }else{                          
+                               goodQual << name << endl << scores;
+                       }
+                       
+                       m->gobble(in);
+               }
+               
+               in.close();
+               goodQual.close();
+               
+               //we were unable to remove some of the bad sequences
+               if (badSeqNames.size() != 0) {
+                       for (it = badSeqNames.begin(); it != badSeqNames.end(); it++) {  
+                               m->mothurOut("Your qual file does not include the sequence " + *it + " please correct."); 
+                               m->mothurOutEndLine();
+                       }
+               }
+               
+               if (m->control_pressed) {  m->mothurRemove(goodQualFile);  return 0; }
+               
+               return 0;
+               
+       }
+       catch(exception& e) {
+               m->errorOut(e, "ScreenSeqsCommand", "screenQual");
+               exit(1);
+       }
+       
 }
 //**********************************************************************************************************************
 
-int ScreenSeqsCommand::driver(linePair* filePos, string goodFName, string badAccnosFName, string filename, set<string>& badSeqNames){
+int ScreenSeqsCommand::driver(linePair filePos, string goodFName, string badAccnosFName, string filename, set<string>& badSeqNames){
        try {
                ofstream goodFile;
                m->openOutputFile(goodFName, goodFile);
@@ -633,7 +1136,7 @@ int ScreenSeqsCommand::driver(linePair* filePos, string goodFName, string badAcc
                ifstream inFASTA;
                m->openInputFile(filename, inFASTA);
 
-               inFASTA.seekg(filePos->start);
+               inFASTA.seekg(filePos.start);
 
                bool done = false;
                int count = 0;
@@ -662,8 +1165,12 @@ int ScreenSeqsCommand::driver(linePair* filePos, string goodFName, string badAcc
                        count++;
                        }
                        
-                       unsigned long int pos = inFASTA.tellg();
-                       if ((pos == -1) || (pos >= filePos->end)) { break; }
+                       #if defined (__APPLE__) || (__MACH__) || (linux) || (__linux) || (__linux__) || (__unix__) || (__unix)
+                               unsigned long long pos = inFASTA.tellg();
+                               if ((pos == -1) || (pos >= filePos.end)) { break; }
+                       #else
+                               if (inFASTA.eof()) { break; }
+                       #endif
                        
                        //report progress
                        if((count) % 100 == 0){ m->mothurOut("Processing sequence: " + toString(count)); m->mothurOutEndLine();         }
@@ -685,7 +1192,7 @@ int ScreenSeqsCommand::driver(linePair* filePos, string goodFName, string badAcc
 }
 //**********************************************************************************************************************
 #ifdef USE_MPI
-int ScreenSeqsCommand::driverMPI(int start, int num, MPI_File& inMPI, MPI_File& goodFile, MPI_File& badAccnosFile, vector<unsigned long int>& MPIPos, set<string>& badSeqNames){
+int ScreenSeqsCommand::driverMPI(int start, int num, MPI_File& inMPI, MPI_File& goodFile, MPI_File& badAccnosFile, vector<unsigned long long>& MPIPos, set<string>& badSeqNames){
        try {
                string outputString = "";
                MPI_Status statusGood; 
@@ -748,6 +1255,9 @@ int ScreenSeqsCommand::driverMPI(int start, int num, MPI_File& inMPI, MPI_File&
                                        delete buf3;
                                }
                        }
+                       
+                       //report progress
+                       if((i) % 100 == 0){     m->mothurOut("Processing sequence: " + toString(i)); m->mothurOutEndLine();             }
                }
                                
                return 1;
@@ -762,10 +1272,13 @@ int ScreenSeqsCommand::driverMPI(int start, int num, MPI_File& inMPI, MPI_File&
 
 int ScreenSeqsCommand::createProcesses(string goodFileName, string badAccnos, string filename, set<string>& badSeqNames) {
        try {
-#if defined (__APPLE__) || (__MACH__) || (linux) || (__linux)
-               int process = 0;
+        
+        vector<int> processIDS;   
+        int process = 1;
                int num = 0;
-               
+
+#if defined (__APPLE__) || (__MACH__) || (linux) || (__linux) || (__linux__) || (__unix__) || (__unix)
+                               
                //loop through and create all the processes you want
                while (process != processors) {
                        int pid = fork();
@@ -784,11 +1297,17 @@ int ScreenSeqsCommand::createProcesses(string goodFileName, string badAccnos, st
                                out.close();
                                
                                exit(0);
-                       }else { m->mothurOut("unable to spawn the necessary processes."); m->mothurOutEndLine(); 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);
+                       }
                }
                
+        num = driver(lines[0], goodFileName, badAccnos, filename, badSeqNames);
+        
                //force parent to wait until all the processes are done
-               for (int i=0;i<processors;i++) { 
+               for (int i=0;i<processIDS.size();i++) { 
                        int temp = processIDS[i];
                        wait(&temp);
                }
@@ -798,11 +1317,81 @@ int ScreenSeqsCommand::createProcesses(string goodFileName, string badAccnos, st
                        string tempFile =  filename + toString(processIDS[i]) + ".num.temp";
                        m->openInputFile(tempFile, in);
                        if (!in.eof()) { int tempNum = 0; in >> tempNum; num += tempNum; }
-                       in.close(); remove(tempFile.c_str());
+                       in.close(); m->mothurRemove(tempFile);
+            
+            m->appendFiles((goodFileName + toString(processIDS[i]) + ".temp"), goodFileName);
+            m->mothurRemove((goodFileName + toString(processIDS[i]) + ".temp"));
+                       
+            m->appendFiles((badAccnos + toString(processIDS[i]) + ".temp"), badAccnos);
+            m->mothurRemove((badAccnos + toString(processIDS[i]) + ".temp"));
                }
                
-               return num;
-#endif         
+        //read badSeqs in because root process doesnt know what other "bad" seqs the children found
+        ifstream inBad;
+        int ableToOpen = m->openInputFile(badAccnos, inBad, "no error");
+        
+        if (ableToOpen == 0) {
+            badSeqNames.clear();
+            string tempName;
+            while (!inBad.eof()) {
+                inBad >> tempName; m->gobble(inBad);
+                badSeqNames.insert(tempName);
+            }
+            inBad.close();
+        }
+#else
+        
+        //////////////////////////////////////////////////////////////////////////////////////////////////////
+               //Windows version shared memory, so be careful when passing variables through the sumScreenData struct. 
+               //Above fork() will clone, so memory is separate, but that's not the case with windows, 
+               //Taking advantage of shared memory to allow both threads to add info to badSeqNames.
+               //////////////////////////////////////////////////////////////////////////////////////////////////////
+               
+               vector<sumScreenData*> pDataArray; 
+               DWORD   dwThreadIdArray[processors-1];
+               HANDLE  hThreadArray[processors-1]; 
+               
+               //Create processor worker threads.
+               for( int i=0; i<processors-1; i++ ){
+            
+            string extension = "";
+            if (i!=0) {extension += toString(i) + ".temp"; processIDS.push_back(i); }
+            
+                       // Allocate memory for thread data.
+                       sumScreenData* tempSum = new sumScreenData(startPos, endPos, maxAmbig, maxHomoP, minLength, maxLength, filename, m, lines[i].start, lines[i].end,goodFileName+extension, badAccnos+extension);
+                       pDataArray.push_back(tempSum);
+                       
+                       //default security attributes, thread function name, argument to thread function, use default creation flags, returns the thread identifier
+                       hThreadArray[i] = CreateThread(NULL, 0, MySumScreenThreadFunction, pDataArray[i], 0, &dwThreadIdArray[i]);   
+               }
+               
+        //do your part
+        num = driver(lines[processors-1], (goodFileName+toString(processors-1)+".temp"), (badAccnos+toString(processors-1)+".temp"), filename, badSeqNames);
+        processIDS.push_back(processors-1);
+        
+               //Wait until all threads have terminated.
+               WaitForMultipleObjects(processors-1, hThreadArray, TRUE, INFINITE);
+               
+               //Close all thread handles and free memory allocations.
+               for(int i=0; i < pDataArray.size(); i++){
+                       num += pDataArray[i]->count;
+            for (set<string>::iterator it = pDataArray[i]->badSeqNames.begin(); it != pDataArray[i]->badSeqNames.end(); it++) {        badSeqNames.insert(*it);       }
+                       CloseHandle(hThreadArray[i]);
+                       delete pDataArray[i];
+               }
+        
+        for (int i = 0; i < processIDS.size(); i++) {
+            m->appendFiles((goodFileName + toString(processIDS[i]) + ".temp"), goodFileName);
+            m->mothurRemove((goodFileName + toString(processIDS[i]) + ".temp"));
+                       
+            m->appendFiles((badAccnos + toString(processIDS[i]) + ".temp"), badAccnos);
+            m->mothurRemove((badAccnos + toString(processIDS[i]) + ".temp"));
+               }
+
+#endif 
+        
+        return num;
+        
        }
        catch(exception& e) {
                m->errorOut(e, "ScreenSeqsCommand", "createProcesses");