ft2-clone

commit b8e6ddadc1ee4b4c0aca5f5ecc943db37567772a
parent 7fc2cbc35a379bfe8cbf70ef744b1495534d079d
Author: Olav Sørensen <olav.sorensen@live.no>
Date:   Fri, 17 Jan 2025 18:08:26 +0100

Update ft2_windowed_sinc.c

Diffstat:
M
src/mixer/ft2_windowed_sinc.c
 | 
4
++--

1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/src/mixer/ft2_windowed_sinc.c b/src/mixer/ft2_windowed_sinc.c
@@ -19,7 +19,7 @@ uint64_t sincRatio1, sincRatio2;
 // zeroth-order modified Bessel function of the first kind (series approximation)
 static inline double besselI0(double z)
 {
-#define EPSILON (1E-15) /* lower than this gives no accuracy benefits (verified), just slower compute time */
+#define EPSILON (1E-15) /* lower than this gives no accuracy benefits (verified) */
 
 	double s = 1.0, ds = 1.0, d = 2.0;
 	const double zz = z * z;
@@ -96,7 +96,7 @@ bool setupWindowedSincTables(void)
 	// Kaiser-Bessel (window) beta (could maybe use some further tweaking)
 	const double b1 = 9.6;
 	const double b2 = 8.5;
-	const double b3 = 7.0;
+	const double b3 = 7.3;
 
 	// sinc low-pass cutoff (could maybe use some further tweaking)
 	const double c1 = 1.000;