** Date Started: June 2000
**
** This is part of the CTSim program
-** Copyright (C) 1983-2000 Kevin Rosenberg
+** Copyright (c) 1983-2001 Kevin Rosenberg
**
-** $Id: filter.h,v 1.22 2000/12/16 06:12:47 kevin Exp $
+** $Id: filter.h,v 1.24 2001/01/28 19:10:18 kevin Exp $
**
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License (version 2) as
static const char* convertDomainIDToName (const int idDomain);
static const char* convertDomainIDToTitle (const int idDomain);
+ static double sinc (double x)
+ { return (fabs(x) > F_EPSILON ? (sin (x) / x) : 1.0); }
+
+ static double sinc (double x, double mult)
+ { return (fabs(x) > F_EPSILON ? (sin (x * mult) / x) : 1.0); }
+
private:
int m_nFilterPoints;
double m_dBandwidth;
double spatialResponseAnalytic (double x) const;
double frequencyResponse (double u) const;
- static double sinc (double x, double mult)
- { return (fabs(x) > F_EPSILON ? (sin (x * mult) / x) : 1.0); }
static double integral_abscos (double u, double w)
{ return (fabs (u) > F_EPSILON ? (cos (u * w) - 1) / (u * u) + w / u * sin (u * w) : (w * w / 2)); }
};