gatk-3.8/public/c/bwa/bwa_gateway.h

86 lines
2.5 KiB
C++

#ifndef BWA_GATEWAY
#define BWA_GATEWAY
#include <cstdio>
#include "bntseq.h"
#include "bwt.h"
#include "bwtaln.h"
class Alignment {
public:
uint32_t type;
int contig;
bwtint_t pos;
bool negative_strand;
uint32_t mapping_quality;
uint16_t *cigar;
int n_cigar;
uint8_t num_mismatches;
uint8_t num_gap_opens;
uint8_t num_gap_extensions;
uint16_t edit_distance;
uint32_t num_best;
uint32_t num_second_best;
char* md;
};
class BWA {
private:
bntseq_t *bns;
ubyte_t* reference;
bwt_t* bwts[2];
gap_opt_t options;
void load_default_options();
void initialize_random_seed();
bwa_seq_t* create_sequence(const char* bases, const unsigned read_length);
void copy_bases_into_sequence(bwa_seq_t* sequence, const char* bases, const unsigned read_length);
Alignment generate_final_alignment_from_sequence(bwa_seq_t* sequence);
public:
BWA(const char* ann_filename,
const char* amb_filename,
const char* pac_filename,
const char* forward_bwt_filename,
const char* forward_sa_filename,
const char* reverse_bwt_filename,
const char* reverse_sa_filename);
~BWA();
// Parameterize the aligner.
void set_max_edit_distance(float edit_distance);
void set_max_gap_opens(int max_gap_opens);
void set_max_gap_extensions(int max_gap_extensions);
void set_disallow_indel_within_range(int indel_range);
void set_mismatch_penalty(int penalty);
void set_gap_open_penalty(int penalty);
void set_gap_extension_penalty(int penalty);
void set_mode_nonstop();
void set_max_entries_in_queue(int max_entries);
// Perform the alignment
Alignment* generate_single_alignment(const char* bases,
const unsigned read_length);
void find_paths(const char* bases,
const unsigned read_length,
bwt_aln1_t*& paths,
unsigned& num_paths,
unsigned& best_path_count,
unsigned& second_best_path_count);
void generate_alignments_from_paths(const char* bases,
const unsigned read_length,
bwt_aln1_t* paths,
const unsigned num_paths,
const unsigned best_count,
const unsigned second_best_count,
Alignment*& alignments,
unsigned& num_alignments);
};
#endif // BWA_GATEWAY