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code backup

This commit is contained in:
Heng Li 2013-02-26 11:22:24 -05:00
parent 174fe0f1d5
commit c848b44481
1 changed files with 6 additions and 6 deletions
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12
bwt.c
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@ -166,7 +166,7 @@ void bwt_occ4(const bwt_t *bwt, bwtint_t k, bwtint_t cnt[4])
memset(cnt, 0, 4 * sizeof(bwtint_t));
return;
}
if (k >= bwt->primary) --k; // because $ is not in bwt
k -= (k >= bwt->primary); // because $ is not in bwt
p = bwt_occ_intv(bwt, k);
memcpy(cnt, p, 4 * sizeof(bwtint_t));
p += sizeof(bwtint_t);
@ -182,16 +182,16 @@ void bwt_occ4(const bwt_t *bwt, bwtint_t k, bwtint_t cnt[4])
void bwt_2occ4(const bwt_t *bwt, bwtint_t k, bwtint_t l, bwtint_t cntk[4], bwtint_t cntl[4])
{
bwtint_t _k, _l;
_k = (k >= bwt->primary)? k-1 : k;
_l = (l >= bwt->primary)? l-1 : l;
if (_l/OCC_INTERVAL != _k/OCC_INTERVAL || k == (bwtint_t)(-1) || l == (bwtint_t)(-1)) {
_k = k - (k >= bwt->primary);
_l = l - (l >= bwt->primary);
if (_l>>OCC_INTV_SHIFT != _k>>OCC_INTV_SHIFT || k == (bwtint_t)(-1) || l == (bwtint_t)(-1)) {
bwt_occ4(bwt, k, cntk);
bwt_occ4(bwt, l, cntl);
} else {
bwtint_t i, j, x, y;
uint32_t *p, tmp;
if (k >= bwt->primary) --k; // because $ is not in bwt
if (l >= bwt->primary) --l;
k -= (k >= bwt->primary); // because $ is not in bwt
l -= (l >= bwt->primary);
p = bwt_occ_intv(bwt, k);
memcpy(cntk, p, 4 * sizeof(bwtint_t));
p += sizeof(bwtint_t);