+string FilterSeqsCommand::createFilter() {
+ try {
+ string filterString = "";
+ Filters F;
+
+ if (soft != 0) { F.setSoft(soft); }
+ if (trump != '*') { F.setTrump(trump); }
+
+ F.setLength(alignmentLength);
+
+ if(soft != 0 || isTrue(vertical)){
+ F.initialize();
+ }
+
+ if(hard.compare("") != 0) { F.doHard(hard); }
+ else { F.setFilter(string(alignmentLength, '1')); }
+
+ numSeqs = 0;
+ if(trump != '*' || isTrue(vertical) || soft != 0){
+ for (int s = 0; s < fastafileNames.size(); s++) {
+
+ for (int i = 0; i < lines.size(); i++) { delete lines[i]; } lines.clear();
+
+#ifdef USE_MPI
+ int pid, numSeqsPerProcessor, num;
+ int tag = 2001;
+ vector<long> MPIPos;
+
+ MPI_Status status;
+ MPI_File inMPI;
+ MPI_Comm_size(MPI_COMM_WORLD, &processors);
+ MPI_Comm_rank(MPI_COMM_WORLD, &pid);
+
+ //char* tempFileName = new char(fastafileNames[s].length());
+ //tempFileName = &(fastafileNames[s][0]);
+
+ char tempFileName[1024];
+ strcpy(tempFileName, fastafileNames[s].c_str());
+
+ MPI_File_open(MPI_COMM_WORLD, tempFileName, MPI_MODE_RDONLY, MPI_INFO_NULL, &inMPI); //comm, filename, mode, info, filepointer
+
+ if (m->control_pressed) { MPI_File_close(&inMPI); return 0; }
+
+ if (pid == 0) { //you are the root process
+ MPIPos = setFilePosFasta(fastafileNames[s], num); //fills MPIPos, returns numSeqs
+ numSeqs += num;
+
+ //send file positions to all processes
+ MPI_Bcast(&num, 1, MPI_INT, 0, MPI_COMM_WORLD); //send numSeqs
+ MPI_Bcast(&MPIPos[0], (num+1), MPI_LONG, 0, MPI_COMM_WORLD); //send file pos
+
+ //figure out how many sequences you have to do
+ numSeqsPerProcessor = num / processors;
+ int startIndex = pid * numSeqsPerProcessor;
+ if(pid == (processors - 1)){ numSeqsPerProcessor = num - pid * numSeqsPerProcessor; }
+
+
+ //do your part
+ MPICreateFilter(startIndex, numSeqsPerProcessor, F, inMPI, MPIPos);
+
+ if (m->control_pressed) { MPI_File_close(&inMPI); return 0; }
+
+ }else { //i am the child process
+
+ MPI_Bcast(&num, 1, MPI_INT, 0, MPI_COMM_WORLD); //get numSeqs
+ MPIPos.resize(num+1);
+ numSeqs += num;
+ MPI_Bcast(&MPIPos[0], (num+1), MPI_LONG, 0, MPI_COMM_WORLD); //get file positions
+
+ //figure out how many sequences you have to align
+ numSeqsPerProcessor = num / processors;
+ int startIndex = pid * numSeqsPerProcessor;
+ if(pid == (processors - 1)){ numSeqsPerProcessor = num - pid * numSeqsPerProcessor; }
+
+
+ //do your part
+ MPICreateFilter(startIndex, numSeqsPerProcessor, F, inMPI, MPIPos);
+
+ if (m->control_pressed) { MPI_File_close(&inMPI); return 0; }
+ }
+
+ MPI_File_close(&inMPI);
+
+#else
+ #if defined (__APPLE__) || (__MACH__) || (linux) || (__linux)
+ if(processors == 1){
+ ifstream inFASTA;
+ openInputFile(fastafileNames[s], inFASTA);
+ int numFastaSeqs=count(istreambuf_iterator<char>(inFASTA),istreambuf_iterator<char>(), '>');
+ inFASTA.close();
+
+ numSeqs += numFastaSeqs;
+
+ lines.push_back(new linePair(0, numFastaSeqs));
+
+ driverCreateFilter(F, fastafileNames[s], lines[0]);
+ }else{
+ setLines(fastafileNames[s]);
+ createProcessesCreateFilter(F, fastafileNames[s]);
+ }
+
+ if (m->control_pressed) { return filterString; }
+ #else
+ ifstream inFASTA;
+ openInputFile(fastafileNames[s], inFASTA);
+ int numFastaSeqs=count(istreambuf_iterator<char>(inFASTA),istreambuf_iterator<char>(), '>');
+ inFASTA.close();
+
+ numSeqs += numFastaSeqs;
+
+ lines.push_back(new linePair(0, numFastaSeqs));
+
+ driverCreateFilter(F, fastafileNames[s], lines[0]);
+ if (m->control_pressed) { return filterString; }
+ #endif
+#endif
+
+ }
+ }