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r1060: safer ways to use -rNUM1,NUM2

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Heng Li
2021-05-27 10:55:13 -04:00
parent 4f8d1bc360
commit ca19463268
4 changed files with 24 additions and 18 deletions
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map.c
+11 -11
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@@ -277,7 +277,17 @@ void mm_map_frag(const mm_idx_t *mi, int n_segs, const int *qlens, const char **
opt->chain_gap_scale * 0.01 * mi->k, 0.0f, is_splice, n_segs, n_a, a, &n_regs0, &u, b->km);
}
if (opt->max_occ > opt->mid_occ && rep_len > 0 && !(opt->flag & MM_F_RMQ)) {
if (opt->bw_long > opt->bw && (opt->flag & MM_F_NO_LJOIN) == 0 && n_segs == 1 && n_regs0 > 1) { // re-chain/long-join for long sequences
int32_t st = (int32_t)a[0].y, en = (int32_t)a[(int32_t)u[0] - 1].y;
if (qlen_sum - (en - st) > opt->rmq_rescue_size || en - st > qlen_sum * opt->rmq_rescue_ratio) {
int32_t i;
for (i = 0, n_a = 0; i < n_regs0; ++i) n_a += (int32_t)u[i];
kfree(b->km, u);
radix_sort_128x(a, a + n_a);
a = mg_lchain_rmq(opt->max_gap, opt->rmq_inner_dist, opt->bw_long, opt->max_chain_skip, opt->rmq_size_cap, opt->min_cnt, opt->min_chain_score,
opt->chain_gap_scale * 0.01 * mi->k, 0.0f, n_a, a, &n_regs0, &u, b->km);
}
} else if (opt->max_occ > opt->mid_occ && rep_len > 0 && !(opt->flag & MM_F_RMQ)) { // re-chain, mostly for short reads
int rechain = 0;
if (n_regs0 > 0) { // test if the best chain has all the segments
int n_chained_segs = 1, max = 0, max_i = -1, max_off = -1, off = 0;
@@ -300,16 +310,6 @@ void mm_map_frag(const mm_idx_t *mi, int n_segs, const int *qlens, const char **
a = mg_lchain_dp(max_chain_gap_ref, max_chain_gap_qry, opt->bw, opt->max_chain_skip, opt->max_chain_iter, opt->min_cnt, opt->min_chain_score,
opt->chain_gap_scale * 0.01 * mi->k, 0.0f, is_splice, n_segs, n_a, a, &n_regs0, &u, b->km);
}
} else if (opt->bw_long > opt->bw && (opt->flag & (MM_F_RMQ|MM_F_NO_LJOIN)) == 0 && n_segs == 1 && n_regs0 > 1) {
int32_t st = (int32_t)a[0].y, en = (int32_t)a[(int32_t)u[0] - 1].y;
if (qlen_sum - (en - st) > opt->rmq_rescue_size || en - st > qlen_sum * opt->rmq_rescue_ratio) {
int32_t i;
for (i = 0, n_a = 0; i < n_regs0; ++i) n_a += (int32_t)u[i];
kfree(b->km, u);
radix_sort_128x(a, a + n_a);
a = mg_lchain_rmq(opt->max_gap, opt->rmq_inner_dist, opt->bw_long, opt->max_chain_skip, opt->rmq_size_cap, opt->min_cnt, opt->min_chain_score,
opt->chain_gap_scale * 0.01 * mi->k, 0.0f, n_a, a, &n_regs0, &u, b->km);
}
}
b->frag_gap = max_chain_gap_ref;
b->rep_len = rep_len;