Changeset 753 for trunk/archive/pslib/include/psFFT.h

Timestamp:

May 20, 2004, 6:12:37 PM (22 years ago)

Author:

eugene

Message:

substantial API changes based on change to PSLib SDRS

File:

• trunk/archive/pslib/include/psFFT.h (modified) (3 diffs)

trunk/archive/pslib/include/psFFT.h

@@ -2 +2 @@
 #define PS_FFT_H
 
-#include <fftw3.h>
+/* #include <fftw3.h> */
 
 /** \file psFFT.h
@@ -13 +13 @@
  *  \{
  */
+
+/**** Vector FFT & Complex functions ****/
+
+/** FFT a vector. in: psF32 or psC32, out: psC32 */
+psVector *
+psVectorFFT(const psVector *vector,     ///< Vector to transform
+           int dir)                     ///< FFT direction (1: forward, -1: reverse)
+;
+
+/** Calculate power spectrum of a vector of floating-point numbers */
+psVector *
+psVectorPowerSpectrum(const psVector *vector) ///< Vector to obtain power spectrum of
+;
+
+/** Get the real part of a vector */
+psVector *
+psVectorReal(psVector *out,             ///< Vector for output (or NULL)
+             const psVector *in)        ///< Vector to get the real part of
+;
+
+/** Get the imaginary part of a vector */
+psVector *
+psVectorImaginary(psVector *out,        ///< Vector for output (or NULL)
+             const psVector *in)        ///< Vector to get the imaginary part of
+;
+
+/** Construct a complex vector from real & imaginary parts */
+psVector *
+psVectorComplex(psVector *out,          ///< Vector for output (or NULL)
+               const psVector *real,    ///< real part of vector
+               const psVector *imag)    ///< imaginary part of vector
+;
+
+/** Get the complex conjugate of an vector of complex floating-point numbers */
+psVector *
+psVectorConjugate(psVector *out,        ///< Vector for output (or NULL)
+                  const psVector *in)   ///< Vector to get the complex conjugate of
+;
 
 /**** Image FFT & Complex functions ****/
@@ -52 +90 @@
 ;
 
-/**** Vector FFT & Complex functions ****/
-
-/** FFT a vector. in: psF32 or psC32, out: psC32 */
-psVector *
-psVectorFFT(const psVector *vector)     ///< Vector to transform
-;
-
-/** Calculate power spectrum of a vector of floating-point numbers */
-psVector *
-psVectorPowerSpectrum(const psVector *vector) ///< Vector to obtain power spectrum of
-;
-
-/** Get the real part of a vector */
-psVector *
-psVectorReal(psVector *out,             ///< Vector for output (or NULL)
-             const psVector *in)        ///< Vector to get the real part of
-;
-
-/** Get the imaginary part of a vector */
-psVector *
-psVectorImaginary(psVector *out,        ///< Vector for output (or NULL)
-             const psVector *in)        ///< Vector to get the imaginary part of
-;
-
-/** Construct a complex vector from real & imaginary parts */
-psVector *
-psVectorComplex(psVector *out,          ///< Vector for output (or NULL)
-               const psVector *real,    ///< real part of vector
-               const psVector *imag)    ///< imaginary part of vector
-;
-
-/** Get the complex conjugate of an vector of complex floating-point numbers */
-psVector *
-psVectorConjugate(psVector *out,        ///< Vector for output (or NULL)
-                  const psVector *in)   ///< Vector to get the complex conjugate of
-;
 
 /* \} */ // End of MathGroup Functions