int genSSAMain(int argc, char** argv)
{
Timer t("sga gen-ssa");
parseGenSSAOptions(argc, argv);
BWT* pBWT = new BWT(opt::prefix + BWT_EXT);
ReadInfoTable* pRIT = new ReadInfoTable(opt::readsFile, pBWT->getNumStrings(), RIO_NUMERICID);
pBWT->printInfo();
SampledSuffixArray* pSSA = new SampledSuffixArray();
pSSA->build(pBWT, pRIT, opt::sampleRate);
pSSA->printInfo();
pSSA->writeSSA(opt::prefix + SSA_EXT);
if(opt::validate)
pSSA->validate(opt::readsFile, pBWT);
delete pBWT;
delete pRIT;
delete pSSA;
return 0;
}
void cluster()
{
BWT* pBWT = new BWT(opt::prefix + BWT_EXT);
BWT* pRBWT = new BWT(opt::prefix + RBWT_EXT);
OverlapAlgorithm* pOverlapper = new OverlapAlgorithm(pBWT, pRBWT,opt::errorRate, opt::seedLength, opt::seedStride, true);
pOverlapper->setExactModeOverlap(opt::errorRate < 0.001f);
pOverlapper->setExactModeIrreducible(opt::errorRate < 0.001f);
BitVector markedReads(pBWT->getNumStrings());
std::string preclustersFile = opt::outFile + ".preclusters";
std::ostream* pPreWriter = createWriter(preclustersFile);
ClusterPostProcess postProcessor(pPreWriter, opt::minSize, &markedReads);
// Set the cluster parameters
ClusterParameters parameters;
parameters.pOverlapper = pOverlapper;
parameters.minOverlap = opt::minOverlap;
parameters.maxClusterSize = opt::maxSize;
parameters.maxIterations = opt::maxIterations;
parameters.pMarkedReads = &markedReads;
// Read the limit kmer sequences, if provided
std::set<std::string>* pLimitKmers = NULL;
if(!opt::limitFile.empty())
{
// Read in the limit sequences
pLimitKmers = new std::set<std::string>;
readLimitKmers(pLimitKmers);
parameters.pLimitKmers = pLimitKmers;
parameters.limitK = opt::limitKmer;
}
else
{
parameters.pLimitKmers = NULL;
parameters.limitK = 0;
}
// Make pre-clusters from the reads
if(opt::numThreads <= 1)
{
printf("[%s] starting serial-mode read clustering\n", PROGRAM_IDENT);
ClusterProcess processor(parameters);
// If the extend file is empty, build new clusters
if(opt::extendFile.empty())
{
PROCESS_CLUSTER_SERIAL(opt::readsFile, &processor, &postProcessor);
}
else
{
// Process a set of preexisting clusters
ClusterReader clusterReader(opt::extendFile);
PROCESS_EXTEND_SERIAL(clusterReader, &processor, &postProcessor);
}
}
else
{
printf("[%s] starting parallel-mode read clustering computation with %d threads\n", PROGRAM_IDENT, opt::numThreads);
std::vector<ClusterProcess*> processorVector;
for(int i = 0; i < opt::numThreads; ++i)
{
ClusterProcess* pProcessor = new ClusterProcess(parameters);
processorVector.push_back(pProcessor);
}
if(opt::extendFile.empty())
{
PROCESS_CLUSTER_PARALLEL(opt::readsFile, processorVector, &postProcessor);
}
else
{
ClusterReader clusterReader(opt::extendFile);
PROCESS_EXTEND_PARALLEL(clusterReader, processorVector, &postProcessor);
}
for(size_t i = 0; i < processorVector.size(); ++i)
{
delete processorVector[i];
processorVector[i] = NULL;
}
}
delete pPreWriter;
delete pBWT;
delete pRBWT;
delete pOverlapper;
// Deallocate limit kmers
if(pLimitKmers != NULL)
delete pLimitKmers;
// Open the preclusters file and convert them to read names
SuffixArray* pFwdSAI = new SuffixArray(opt::prefix + SAI_EXT);
ReadInfoTable* pRIT = new ReadInfoTable(opt::readsFile, pFwdSAI->getNumStrings());
size_t seedIdx = 0;
std::istream* pPreReader = createReader(preclustersFile);
std::ostream* pClusterWriter = createWriter(opt::outFile);
std::string line;
while(getline(*pPreReader,line))
{
std::stringstream parser(line);
std::string clusterName;
std::string readSequence;
size_t clusterSize;
int64_t lowIdx;
int64_t highIdx;
parser >> clusterName >> clusterSize >> readSequence >> lowIdx >> highIdx;
if(lowIdx > highIdx)
{
// This is an extra read that is not present in the FM-index
// Output a record with a fake read ID
*pClusterWriter << clusterName << "\t" << clusterSize << "\tseed-" << seedIdx++ << "\t" << readSequence << "\n";
}
else
{
for(int64_t i = lowIdx; i <= highIdx; ++i)
{
const ReadInfo& targetInfo = pRIT->getReadInfo(pFwdSAI->get(i).getID());
std::string readName = targetInfo.id;
*pClusterWriter << clusterName << "\t" << clusterSize << "\t" << readName << "\t" << readSequence << "\n";
}
}
}
unlink(preclustersFile.c_str());
delete pFwdSAI;
delete pRIT;
delete pPreReader;
delete pClusterWriter;
}
//
// Main
//
int filterMain(int argc, char** argv)
{
parseFilterOptions(argc, argv);
Timer* pTimer = new Timer(PROGRAM_IDENT);
BWT* pBWT = new BWT(opt::prefix + BWT_EXT, opt::sampleRate);
BWT* pRBWT = new BWT(opt::prefix + RBWT_EXT, opt::sampleRate);
//pBWT->printInfo();
std::ostream* pWriter = createWriter(opt::outFile);
std::ostream* pDiscardWriter = createWriter(opt::discardFile);
QCPostProcess* pPostProcessor = new QCPostProcess(pWriter, pDiscardWriter);
// If performing duplicate check, create a bitvector to record
// which reads are duplicates
BitVector* pSharedBV = NULL;
if(opt::dupCheck)
pSharedBV = new BitVector(pBWT->getNumStrings());
// Set up QC parameters
QCParameters params;
params.pBWT = pBWT;
params.pRevBWT = pRBWT;
params.pSharedBV = pSharedBV;
params.checkDuplicates = opt::dupCheck;
params.substringOnly = opt::substringOnly;
params.checkKmer = opt::kmerCheck;
params.checkHPRuns = opt::hpCheck;
params.checkDegenerate = opt::lowComplexityCheck;
params.verbose = opt::verbose;
params.kmerLength = opt::kmerLength;
params.kmerThreshold = opt::kmerThreshold;
params.hpKmerLength = 51;
params.hpHardAcceptCount = 10;
params.hpMinProportion = 0.1f;
params.hpMinLength = 6;
if(opt::numThreads <= 1)
{
// Serial mode
QCProcess processor(params);
PROCESS_FILTER_SERIAL(opt::readsFile, &processor, pPostProcessor);
}
else
{
// Parallel mode
std::vector<QCProcess*> processorVector;
for(int i = 0; i < opt::numThreads; ++i)
{
QCProcess* pProcessor = new QCProcess(params);
processorVector.push_back(pProcessor);
}
PROCESS_FILTER_PARALLEL(opt::readsFile, processorVector, pPostProcessor);
for(int i = 0; i < opt::numThreads; ++i)
delete processorVector[i];
}
delete pPostProcessor;
delete pWriter;
delete pDiscardWriter;
delete pBWT;
delete pRBWT;
if(pSharedBV != NULL)
delete pSharedBV;
std::cout << "RE-building index for " << opt::outFile << " in memory using ropebwt2\n";
std::string prefix=stripFilename(opt::outFile);
//BWT *pBWT, *pRBWT;
#pragma omp parallel
{
#pragma omp single nowait
{
std::string bwt_filename = prefix + BWT_EXT;
BWTCA::runRopebwt2(opt::outFile, bwt_filename, opt::numThreads, false);
std::cout << "\t done bwt construction, generating .sai file\n";
pBWT = new BWT(bwt_filename);
}
#pragma omp single nowait
{
std::string rbwt_filename = prefix + RBWT_EXT;
BWTCA::runRopebwt2(opt::outFile, rbwt_filename, opt::numThreads, true);
std::cout << "\t done rbwt construction, generating .rsai file\n";
pRBWT = new BWT(rbwt_filename);
}
}
std::string sai_filename = prefix + SAI_EXT;
SampledSuffixArray ssa;
ssa.buildLexicoIndex(pBWT, opt::numThreads);
ssa.writeLexicoIndex(sai_filename);
delete pBWT;
std::string rsai_filename = prefix + RSAI_EXT;
SampledSuffixArray rssa;
rssa.buildLexicoIndex(pRBWT, opt::numThreads);
rssa.writeLexicoIndex(rsai_filename);
delete pRBWT;
// Cleanup
delete pTimer;
return 0;
}
//
// Main
//
int filterMain(int argc, char** argv)
{
parseFilterOptions(argc, argv);
Timer* pTimer = new Timer(PROGRAM_IDENT);
BWT* pBWT = new BWT(opt::prefix + BWT_EXT, opt::sampleRate);
BWT* pRBWT = new BWT(opt::prefix + RBWT_EXT, opt::sampleRate);
pBWT->printInfo();
std::ostream* pWriter = createWriter(opt::outFile);
std::ostream* pDiscardWriter = createWriter(opt::discardFile);
QCPostProcess* pPostProcessor = new QCPostProcess(pWriter, pDiscardWriter);
// If performing duplicate check, create a bitvector to record
// which reads are duplicates
BitVector* pSharedBV = NULL;
if(opt::dupCheck)
pSharedBV = new BitVector(pBWT->getNumStrings());
// Set up QC parameters
QCParameters params;
params.pBWT = pBWT;
params.pRevBWT = pRBWT;
params.pSharedBV = pSharedBV;
params.checkDuplicates = opt::dupCheck;
params.substringOnly = opt::substringOnly;
params.checkKmer = opt::kmerCheck;
params.kmerBothStrand = opt::kmerBothStrand;
params.checkHPRuns = opt::hpCheck;
params.checkDegenerate = opt::lowComplexityCheck;
params.verbose = opt::verbose;
params.kmerLength = opt::kmerLength;
params.kmerThreshold = opt::kmerThreshold;
params.hpKmerLength = 51;
params.hpHardAcceptCount = 10;
params.hpMinProportion = 0.1f;
params.hpMinLength = 6;
if(opt::numThreads <= 1)
{
// Serial mode
QCProcess processor(params);
PROCESS_FILTER_SERIAL(opt::readsFile, &processor, pPostProcessor);
}
else
{
// Parallel mode
std::vector<QCProcess*> processorVector;
for(int i = 0; i < opt::numThreads; ++i)
{
QCProcess* pProcessor = new QCProcess(params);
processorVector.push_back(pProcessor);
}
PROCESS_FILTER_PARALLEL(opt::readsFile, processorVector, pPostProcessor);
for(int i = 0; i < opt::numThreads; ++i)
delete processorVector[i];
}
delete pPostProcessor;
delete pWriter;
delete pDiscardWriter;
delete pBWT;
delete pRBWT;
if(pSharedBV != NULL)
delete pSharedBV;
// Rebuild the FM-index without the discarded reads
std::string out_prefix = stripFilename(opt::outFile);
removeReadsFromIndices(opt::prefix, opt::discardFile, out_prefix, BWT_EXT, SAI_EXT, false, opt::numThreads);
removeReadsFromIndices(opt::prefix, opt::discardFile, out_prefix, RBWT_EXT, RSAI_EXT, true, opt::numThreads);
// Cleanup
delete pTimer;
if(opt::numThreads > 1)
pthread_exit(NULL);
return 0;
}
//
// Main
//
int FMMergeMain(int argc, char** argv)
{
parseFMMergeOptions(argc, argv);
BWT* pBWT = new BWT(opt::prefix + BWT_EXT);
BWT* pRBWT = new BWT(opt::prefix + RBWT_EXT);
OverlapAlgorithm* pOverlapper = new OverlapAlgorithm(pBWT, pRBWT,0.0f, 0,0,true);
pOverlapper->setExactModeOverlap(true);
pOverlapper->setExactModeIrreducible(true);
Timer* pTimer = new Timer(PROGRAM_IDENT);
pBWT->printInfo();
// Construct a bitvector indicating what reads have been used
// All the processes read from this vector and only the post processor
// writes to it.
BitVector markedReads(pBWT->getNumStrings());
std::ostream* pWriter = createWriter(opt::outFile);
FMMergePostProcess postProcessor(pWriter, &markedReads);
if(opt::numThreads <= 1)
{
printf("[%s] starting serial-mode read merging\n", PROGRAM_IDENT);
FMMergeProcess processor(pOverlapper, opt::minOverlap, &markedReads);
SequenceProcessFramework::processSequencesSerial<SequenceWorkItem,
FMMergeResult,
FMMergeProcess,
FMMergePostProcess>(opt::readsFile, &processor, &postProcessor);
}
else
{
printf("[%s] starting parallel-mode read merging computation with %d threads\n", PROGRAM_IDENT, opt::numThreads);
std::vector<FMMergeProcess*> processorVector;
for(int i = 0; i < opt::numThreads; ++i)
{
FMMergeProcess* pProcessor = new FMMergeProcess(pOverlapper, opt::minOverlap, &markedReads);
processorVector.push_back(pProcessor);
}
SequenceProcessFramework::processSequencesParallel<SequenceWorkItem,
FMMergeResult,
FMMergeProcess,
FMMergePostProcess>(opt::readsFile, processorVector, &postProcessor);
for(size_t i = 0; i < processorVector.size(); ++i)
{
delete processorVector[i];
processorVector[i] = NULL;
}
}
// Check that every bit was set in the bit vector
size_t numSet = 0;
size_t numTotal = pBWT->getNumStrings();
for(size_t i = 0; i < numTotal; ++i)
{
if(markedReads.test(i))
++numSet;
}
// Get the number of strings in the BWT, this is used to pre-allocated the read table
delete pOverlapper;
delete pBWT;
delete pRBWT;
delete pWriter;
// Cleanup
delete pTimer;
if(opt::numThreads > 1)
pthread_exit(NULL);
return 0;
}
