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added --min-hist-cnt for #49

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Heng Li
2020-10-26 16:28:30 -04:00
parent b2b4624cea
commit eddb8173da
6 changed files with 21 additions and 12 deletions
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hist.cpp
+7 -3
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@@ -1,4 +1,5 @@
#include <stdio.h>
#include <assert.h>
#include "htab.h"
static void ha_hist_line(int c, int x, int exceed, int64_t cnt)
@@ -11,16 +12,19 @@ static void ha_hist_line(int c, int x, int exceed, int64_t cnt)
fprintf(stderr, " %lld\n", (long long)cnt);
}
int ha_analyze_count(int n_cnt, const int64_t *cnt, int *peak_het)
int ha_analyze_count(int n_cnt, int start_cnt, const int64_t *cnt, int *peak_het)
{
const int hist_max = 100;
int i, start, low_i, max_i, max2_i, max3_i;
int64_t max, max2, max3, min;
// find the low point from the left
// determine the start point
assert(n_cnt > start_cnt);
*peak_het = -1;
start = cnt[1] > 0? 1 : 2;
low_i = start;
// find the low point from the left
low_i = start > start_cnt? start : start_cnt;
for (i = low_i + 1; i < n_cnt; ++i)
if (cnt[i] > cnt[i-1]) break;
low_i = i - 1;