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Optimize size of groupdelay_from_array function

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ВшЫдщкв 2020-01-23 22:05:32 +03:00
parent df5a655cd0
commit 992e51cf8b
1 changed files with 6 additions and 0 deletions
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6
plot.c
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@ -501,6 +501,7 @@ cartesian_scale(float re, float im, int *xp, int *yp, float scale)
float
groupdelay_from_array(int i, float array[101][2])
{
/*
if (i == 0) {
float deltaf = frequencies[1] - frequencies[0];
return groupdelay(array[0], array[1], deltaf);
@ -511,6 +512,11 @@ groupdelay_from_array(int i, float array[101][2])
float deltaf = frequencies[i+1] - frequencies[i-1];
return groupdelay(array[i-1], array[i+1], deltaf);
}
*/
int bottom = (i == 0) ? 0 : i - 1;
int top = (i == 100) ? 100 : i + 1;
float deltaf = frequencies[top] - frequencies[bottom];
return groupdelay(array[bottom], array[top], deltaf);
}
uint32_t