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r1285: better --spsc support

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Heng Li
2025-05-26 15:47:14 -04:00
parent 005c9a1f6b
commit 3187782b1a
4 changed files with 29 additions and 7 deletions
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index.c
+8 -1
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@@ -967,7 +967,7 @@ typedef struct mm_idx_spsc_s {
uint64_t *a; // pos<<56 | score<<1 | acceptor
} mm_idx_spsc_t;
int32_t mm_idx_spsc_read(mm_idx_t *idx, const char *fn, int32_t max_sc)
int32_t mm_idx_spsc_read2(mm_idx_t *idx, const char *fn, int32_t max_sc, float scale)
{
gzFile fp;
kstring_t str = {0,0,0};
@@ -1007,6 +1007,8 @@ int32_t mm_idx_spsc_read(mm_idx_t *idx, const char *fn, int32_t max_sc)
}
}
if (i < 4) continue; // not enough fields
if (scale > 0.0f && scale < 1.0f)
score = score > 0.0f? (int)(score * scale + .499) : (int)(score * scale - .499);
if (score > max_sc) score = max_sc;
if (score < -max_sc) score = -max_sc;
cid = mm_idx_name2id(idx, name);
@@ -1030,6 +1032,11 @@ int32_t mm_idx_spsc_read(mm_idx_t *idx, const char *fn, int32_t max_sc)
return 0;
}
int32_t mm_idx_spsc_read(mm_idx_t *idx, const char *fn, int32_t max_sc)
{
return mm_idx_spsc_read2(idx, fn, max_sc, 1.0f);
}
static int32_t mm_idx_find_intv(int32_t n, const uint64_t *a, int64_t x)
{
int32_t s = 0, e = n;