r129: *** empty log message ***

[ctsim.git] / include / filter.h

diff --git a/include/filter.h b/include/filter.h
index 7a50a7dc1682042129e475d43cd3dee6dd6cc39b..48f82109bcc385364ee9f22018cbbdbc28e76984 100644 (file)
--- a/include/filter.h
+++ b/include/filter.h
@@ -9,7 +9,7 @@
 **  This is part of the CTSim program
 **  Copyright (C) 1983-2000 Kevin Rosenberg
 **
-**  $Id: filter.h,v 1.7 2000/07/03 11:02:06 kevin Exp $
+**  $Id: filter.h,v 1.8 2000/07/04 18:33:35 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
@@ -106,8 +106,12 @@ class SignalFilter {
 
     static void finiteFourierTransform (const float input[], complex<double> output[], const int n, const int direction);
 
+    static void finiteFourierTransform (const complex<double> input[], complex<double> output[], const int n, const int direction);
+
     void finiteFourierTransform (const float input[], complex<double> output[], const int direction) const;
 
+    void finiteFourierTransform (const complex<double> input[], complex<double> output[], const int direction) const;
+
     bool fail(void) const      {return m_fail;}
     const string& failMessage(void) const {return m_failMessage;}
 
@@ -129,6 +133,8 @@ class SignalFilter {
 
     static double spatialResponseAnalytic (FilterID fType, double bw, double x, double param);
 
+    static void dotProduct (const double v1[], const complex<double> v2[], complex<double> output[], const int n);
+
  private:
     double m_bw;
     int m_nFilterPoints;
@@ -140,6 +146,10 @@ class SignalFilter {
     double* m_vecFilter;
     double* m_vecFourierCosTable;
     double* m_vecFourierSinTable;
+    complex<double>* m_complexVecFilter;
+#ifdef HAVE_FFTW
+    fftw_plan m_planForward, m_planBackward;
+#endif
 
     bool m_fail;
     string m_failMessage;