Enable fft compilation

10 files changed, 860 insertions, 30 deletions

diff --git a/src/signalProcessing/fft/Makefile.am b/src/signalProcessing/fft/Makefile.am
new file mode 100644
index 00000000..657a39dc
--- /dev/null
+++ b/src/signalProcessing/fft/Makefile.am
@@ -0,0 +1,62 @@
+##
+##  Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
+##  Copyright (C) 2006-2008 - INRIA - Bruno JOFRET
+##
+##  This file must be used under the terms of the CeCILL.
+##  This source file is licensed as described in the file COPYING, which
+##  you should have received as part of this distribution.  The terms
+##  are also available at
+##  http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+##
+##
+
+
+
+libFft_la_CFLAGS =	-I . \
+			-I $(top_builddir)/type \
+			-I $(top_builddir)/signalProcessing/includes \
+			-I $(top_builddir)/auxiliaryFunctions/includes
+
+instdir = $(top_builddir)/lib
+
+pkglib_LTLIBRARIES =	libFft.la
+
+libFft_la_SOURCES =  $(HEAD) $(SRC)
+
+HEAD =	../includes/fft.h
+
+SRC	=		dfft2.c \
+			dfftbi.c \
+			dfftmx.c \
+			fft842.c \
+			r2tx.c \
+			r4tx.c \
+			r8tx.c
+
+
+####
+# Checking Part
+####
+
+check_INCLUDES	=	-I $(top_builddir)/signalProcessing/includes \
+			-I $(top_builddir)/type
+
+check_LDADD	=	$(top_builddir)/type/libDoubleComplex.la \
+			$(top_builddir)/type/libFloatComplex.la \
+			$(top_builddir)/elementaryFunctions/fft/libFft.la \
+			@LIBMATH@
+
+check_PROGRAMS	= 	testFloatFft testDoubleFft
+
+TESTS		=	testFloatFft testDoubleFft
+
+#
+# -*- Fftine Tests -*-
+#
+testFloatFft_SOURCES = 	testFloatFft.c
+testFloatFft_CFLAGS =	$(check_INCLUDES)
+testFloatFft_LDADD =	$(check_LDADD)
+
+testDoubleFft_SOURCES =	testDoubleFft.c
+testDoubleFft_CFLAGS =	$(check_INCLUDES)
+testDoubleFft_LDADD =	$(check_LDADD)
\ No newline at end of file
diff --git a/src/signalProcessing/fft/Makefile.in b/src/signalProcessing/fft/Makefile.in
new file mode 100644
index 00000000..781a5253
--- /dev/null
+++ b/src/signalProcessing/fft/Makefile.in
@@ -0,0 +1,701 @@
+# Makefile.in generated by automake 1.10.1 from Makefile.am.
+# @configure_input@
+
+# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
+# 2003, 2004, 2005, 2006, 2007, 2008  Free Software Foundation, Inc.
+# This Makefile.in is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
+# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+# PARTICULAR PURPOSE.
+
+@SET_MAKE@
+
+VPATH = @srcdir@
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+transform = $(program_transform_name)
+NORMAL_INSTALL = :
+PRE_INSTALL = :
+POST_INSTALL = :
+NORMAL_UNINSTALL = :
+PRE_UNINSTALL = :
+POST_UNINSTALL = :
+build_triplet = @build@
+host_triplet = @host@
+check_PROGRAMS = testFloatFft$(EXEEXT) testDoubleFft$(EXEEXT)
+TESTS = testFloatFft$(EXEEXT) testDoubleFft$(EXEEXT)
+subdir = signalProcessing/fft
+DIST_COMMON = $(srcdir)/Makefile.am $(srcdir)/Makefile.in
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+am__vpath_adj_setup = srcdirstrip=`echo "$(srcdir)" | sed 's|.|.|g'`;
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+    $(srcdir)/*) f=`echo "$$p" | sed "s|^$$srcdirstrip/||"`;; \
+    *) f=$$p;; \
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+libFft_la_LIBADD =
+am__objects_1 =
+am__objects_2 = libFft_la-dfft2.lo libFft_la-dfftbi.lo \
+	libFft_la-dfftmx.lo libFft_la-fft842.lo libFft_la-r2tx.lo \
+	libFft_la-r4tx.lo libFft_la-r8tx.lo
+am_libFft_la_OBJECTS = $(am__objects_1) $(am__objects_2)
+libFft_la_OBJECTS = $(am_libFft_la_OBJECTS)
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+	$(LIBTOOLFLAGS) --mode=link $(CCLD) $(libFft_la_CFLAGS) \
+	$(CFLAGS) $(AM_LDFLAGS) $(LDFLAGS) -o $@
+am_testDoubleFft_OBJECTS = testDoubleFft-testDoubleFft.$(OBJEXT)
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+	$(top_builddir)/type/libFloatComplex.la \
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+	$(LIBTOOLFLAGS) --mode=link $(CCLD) $(testFloatFft_CFLAGS) \
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+	$(testFloatFft_SOURCES)
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+	$(testFloatFft_SOURCES)
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+libFft_la_CFLAGS = -I . \
+			-I $(top_builddir)/type \
+			-I $(top_builddir)/signalProcessing/includes \
+			-I $(top_builddir)/auxiliaryFunctions/includes
+
+instdir = $(top_builddir)/lib
+pkglib_LTLIBRARIES = libFft.la
+libFft_la_SOURCES = $(HEAD) $(SRC)
+HEAD = ../includes/fft.h
+SRC = dfft2.c \
+			dfftbi.c \
+			dfftmx.c \
+			fft842.c \
+			r2tx.c \
+			r4tx.c \
+			r8tx.c
+
+
+####
+# Checking Part
+####
+check_INCLUDES = -I $(top_builddir)/signalProcessing/includes \
+			-I $(top_builddir)/type
+
+check_LDADD = $(top_builddir)/type/libDoubleComplex.la \
+			$(top_builddir)/type/libFloatComplex.la \
+			$(top_builddir)/elementaryFunctions/fft/libFft.la \
+			@LIBMATH@
+
+
+#
+# -*- Fftine Tests -*-
+#
+testFloatFft_SOURCES = testFloatFft.c
+testFloatFft_CFLAGS = $(check_INCLUDES)
+testFloatFft_LDADD = $(check_LDADD)
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+	test -z "$(pkglibdir)" || $(MKDIR_P) "$(DESTDIR)$(pkglibdir)"
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+	done
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+clean-pkglibLTLIBRARIES:
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+	  dir="`echo $$p | sed -e 's|/[^/]*$$||'`"; \
+	  test "$$dir" != "$$p" || dir=.; \
+	  echo "rm -f \"$${dir}/so_locations\""; \
+	  rm -f "$${dir}/so_locations"; \
+	done
+libFft.la: $(libFft_la_OBJECTS) $(libFft_la_DEPENDENCIES) 
+	$(libFft_la_LINK) -rpath $(pkglibdir) $(libFft_la_OBJECTS) $(libFft_la_LIBADD) $(LIBS)
+
+clean-checkPROGRAMS:
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+	  f=`echo $$p|sed 's/$(EXEEXT)$$//'`; \
+	  echo " rm -f $$p $$f"; \
+	  rm -f $$p $$f ; \
+	done
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+	@rm -f testDoubleFft$(EXEEXT)
+	$(testDoubleFft_LINK) $(testDoubleFft_OBJECTS) $(testDoubleFft_LDADD) $(LIBS)
+testFloatFft$(EXEEXT): $(testFloatFft_OBJECTS) $(testFloatFft_DEPENDENCIES) 
+	@rm -f testFloatFft$(EXEEXT)
+	$(testFloatFft_LINK) $(testFloatFft_OBJECTS) $(testFloatFft_LDADD) $(LIBS)
+
+mostlyclean-compile:
+	-rm -f *.$(OBJEXT)
+
+distclean-compile:
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+
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+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/libFft_la-fft842.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/libFft_la-r2tx.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/libFft_la-r4tx.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/libFft_la-r8tx.Plo@am__quote@
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+@am__fastdepCC_TRUE@	mv -f $(DEPDIR)/libFft_la-dfft2.Tpo $(DEPDIR)/libFft_la-dfft2.Plo
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+
+libFft_la-dfftbi.lo: dfftbi.c
+@am__fastdepCC_TRUE@	$(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(libFft_la_CFLAGS) $(CFLAGS) -MT libFft_la-dfftbi.lo -MD -MP -MF $(DEPDIR)/libFft_la-dfftbi.Tpo -c -o libFft_la-dfftbi.lo `test -f 'dfftbi.c' || echo '$(srcdir)/'`dfftbi.c
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diff --git a/src/signalProcessing/fft/dfft2.c b/src/signalProcessing/fft/dfft2.c
index a331cc4e..575bfe33 100644
--- a/src/signalProcessing/fft/dfft2.c
+++ b/src/signalProcessing/fft/dfft2.c
@@ -1,16 +1,16 @@
 /*
  * Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
  * Copyright (C) 2008 - INRIA - Allan SIMON
- * 
+ *
  * This file must be used under the terms of the CeCILL.
  * This source file is licensed as described in the file COPYING, which
  * you should have received as part of this distribution.  The terms
- * are also available at    
+ * are also available at
  * http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
  *
  */
- 
-#include "fft.h"
+
+#include "fft_internal.h"
 
 void dfft2 ( double* a , double* b , int nseg , int n , int nspn , int isn , int ierr, int* iw , int lw )
 {
@@ -23,4 +23,4 @@ void dfft2 ( double* a , double* b , int nseg , int n , int nspn , int isn , int
    dfftbi ( a , b , nseg , n , nspn , isn , ierr , iw[0], iw[1], iw[2], iw[3], iw[4], iw, iw);
 
    return ;
-}
\ No newline at end of file
+}
diff --git a/src/signalProcessing/fft/dfftbi.c b/src/signalProcessing/fft/dfftbi.c
index df2b7623..db004f8b 100644
--- a/src/signalProcessing/fft/dfftbi.c
+++ b/src/signalProcessing/fft/dfftbi.c
@@ -10,7 +10,9 @@
  *
  */
 
-#include "fft.h"
+#include <stdlib.h>
+#include "max.h"
+#include "fft_internal.h"
 
 void dfftbi ( double* a , double* b , int nseg , int n , int nspn , int isn , int ierr, int lout , int lnow , int lused , int lmax , int lbook , int* rstak , int* istak )
 {
@@ -35,19 +37,20 @@ void dfftbi ( double* a , double* b , int nseg , int n , int nspn , int isn , in
    int istkgt ;
    int isize[] = {1,1,1,2,2} ;
 
+   int nf = abs ( n ) ;
+
    ierr = 0 ;
 
    /*determine the factors of n */
 
 
-   int nf = fabs ( n ) ;
    if ( nf == 1)
       return ;
 
    k = nf ;
 
-   nspan = fabs ( nf*nspn ) ;
-   ntot  = fabs ( nspan*nseg) ;
+   nspan = abs ( nf*nspn ) ;
+   ntot  = abs ( nspan*nseg) ;
 
    if ( isn*ntot == 0 )
       {
@@ -194,7 +197,7 @@ c      k=2*k-1
 c    *********************************************
 */
 
-   dfftmx( a , b , ntot , nf , nspan , isn , m , kt , rstak[j-1] , rstak[jj-1] , rstak[j2-1] , rstak[j3-1] , istak[k-1] , nfac);
+   dfftmx( a , b , ntot , nf , nspan , isn , m , kt , &rstak[j-1] , &rstak[jj-1] , &rstak[j2-1] , &rstak[j3-1] , &istak[k-1] , nfac);
 
    k =2 ;
 
diff --git a/src/signalProcessing/fft/dfftmx.c b/src/signalProcessing/fft/dfftmx.c
index 444815d5..dcffeb55 100644
--- a/src/signalProcessing/fft/dfftmx.c
+++ b/src/signalProcessing/fft/dfftmx.c
@@ -10,7 +10,9 @@
  *
  */
 
-#include "fft.h"
+#include <math.h>
+#include "max.h"
+#include "fft_internal.h"
 
 
 /*c'est moche je sais */
@@ -92,6 +94,8 @@ int dfftmx ( double* _pdblA , double* _pdblB , int _iNtot, int _iN,     int _iNs
             int* _piBt,       int* _piSk ,     int* _piNp, int* _piNfac)
 {
 
+   int retVal = 0 ;
+
    a = _pdblA ;
    b = _pdblB ;
 
@@ -108,8 +112,6 @@ int dfftmx ( double* _pdblA , double* _pdblB , int _iNtot, int _iN,     int _iNs
    np   = _piNp;
    nfac = _piNfac;
 
-   int retVal = 0 ;
-
    inc = abs ( isn ) ;
    nt = inc*ntot ;
    ks = inc*nspan;
diff --git a/src/signalProcessing/fft/fft842.c b/src/signalProcessing/fft/fft842.c
index 32165338..cac8a977 100644
--- a/src/signalProcessing/fft/fft842.c
+++ b/src/signalProcessing/fft/fft842.c
@@ -1,16 +1,16 @@
 /*
  * Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
  * Copyright (C) 2008 - INRIA - Allan SIMON
- * 
+ *
  * This file must be used under the terms of the CeCILL.
  * This source file is licensed as described in the file COPYING, which
  * you should have received as part of this distribution.  The terms
- * are also available at    
+ * are also available at
  * http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
  *
  */
- 
-#include "fft.h"
+
+#include "fft_internal.h"
 
 void fft842 ( int _iDirect , int _iDimen , int* _pdblReal , int* _pdblImag , int _err )
 {
@@ -145,4 +145,4 @@ void fft842 ( int _iDirect , int _iDimen , int* _pdblReal , int* _pdblImag , int
          }
       }
 
-}
\ No newline at end of file
+}
diff --git a/src/signalProcessing/fft/fft_internal.h b/src/signalProcessing/fft/fft_internal.h
new file mode 100644
index 00000000..7ba732d9
--- /dev/null
+++ b/src/signalProcessing/fft/fft_internal.h
@@ -0,0 +1,62 @@
+/*
+ *  Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
+ *  Copyright (C) 2008-2008 - INRIA - Allan SIMON
+ *
+ *  This file must be used under the terms of the CeCILL.
+ *  This source file is licensed as described in the file COPYING, which
+ *  you should have received as part of this distribution.  The terms
+ *  are also available at
+ *  http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+ *
+ */
+
+#ifndef __FFT_INTERNAL_H__
+#define __FFT_INTERNAL_H__
+
+void dfft2 ( double* a , double* b , int nseg , int n , int nspn ,
+             int isn , int ierr, int* iw , int lw );
+
+
+
+void dfftbi ( double* a , double* b , int nseg , int n , int nspn ,
+              int isn , int ierr, int lout , int lnow ,
+              int lused ,int lmax , int lbook , int* rstak , int* istakk );
+
+void fft842 ( int _iDirect , int _iDimen , int* _pdblReal , int* _pdblImag , int _err );
+
+void r2tx ( int _iDimen , double* _pdblReal, double* _pdblImag );
+void r4tx ( int _iDimen , double* _pdblReal, double* _pdblImag) ;
+void r8tx ( int _iTempDimen , int _iDimen , int _iLengt ,  double* _pdblReal, double* _pdblImag );
+
+
+int dfftmx ( double* _pdblA , double* _pdblB , int _iNtot, int _iN, int _iNspan,
+             int _iIsn, int _iM, int _iKt, int* _piWt, int* _piCk,
+             int* _piBt, int* _piSk ,int* _piNp, int* _piNfac);
+/* under functions used by dfftmx */
+   void preliminaryWork (void);
+   void preliminaryWork (void);
+   void permute_stage1 (void);
+   void permute_stage2 (void);
+   void f4t_150 (void);
+   void factorOf3Transform (void) ;
+   void factorOf5Transform (void) ;
+   void preFOtherTransform (void);
+   void factorOfOtherTransform (void);
+   void pre_sqFactor2NormlOrder (void);
+   void nonSqFactor2NormOrder (void) ;
+   void detPermutCycles (void);
+   void reorderMatrix (void ) ;
+
+   int f4t_170 (void);
+   int factorTransform (void);
+   int pre_fOf2Trans (void);
+   int factorOf2Transform (void);
+   int factorOf4Transform (void);
+   int  mulByRotationFactor (void );
+   int  post_sqFactor2NormlOrder (void);
+   int  single_sqFactor2NormlOrder (void);
+   int  preF2transform (void) ;
+   int  multi_sqFactor2NormlOrder (void);
+   int  end (void) ;
+
+#endif /* !__FFT_INTERNAL_H__ */
diff --git a/src/signalProcessing/fft/r2tx.c b/src/signalProcessing/fft/r2tx.c
index c20ea788..fd44c19c 100644
--- a/src/signalProcessing/fft/r2tx.c
+++ b/src/signalProcessing/fft/r2tx.c
@@ -1,16 +1,16 @@
 /*
  * Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
  * Copyright (C) 2008 - INRIA - Allan SIMON
- * 
+ *
  * This file must be used under the terms of the CeCILL.
  * This source file is licensed as described in the file COPYING, which
  * you should have received as part of this distribution.  The terms
- * are also available at    
+ * are also available at
  * http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
  *
  */
- 
-#include "fft.h"
+
+#include "fft_internal.h"
 
 void r2tx ( int _iDimen , double* _pdblReal, double* _pdblImag )
 {
diff --git a/src/signalProcessing/fft/r4tx.c b/src/signalProcessing/fft/r4tx.c
index d231e891..ed3dd896 100644
--- a/src/signalProcessing/fft/r4tx.c
+++ b/src/signalProcessing/fft/r4tx.c
@@ -1,16 +1,16 @@
 /*
  * Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
  * Copyright (C) 2008 - INRIA - Allan SIMON
- * 
+ *
  * This file must be used under the terms of the CeCILL.
  * This source file is licensed as described in the file COPYING, which
  * you should have received as part of this distribution.  The terms
- * are also available at    
+ * are also available at
  * http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
  *
  */
- 
-#include "fft.h"
+
+#include "fft_internal.h"
 
 void r4tx ( int _iDimen , double* _pdblReal, double* _pdblImag)
 {
diff --git a/src/signalProcessing/fft/r8tx.c b/src/signalProcessing/fft/r8tx.c
index cab6118a..00b790f8 100644
--- a/src/signalProcessing/fft/r8tx.c
+++ b/src/signalProcessing/fft/r8tx.c
@@ -1,16 +1,16 @@
 /*
  * Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
  * Copyright (C) 2008 - INRIA - Allan SIMON
- * 
+ *
  * This file must be used under the terms of the CeCILL.
  * This source file is licensed as described in the file COPYING, which
  * you should have received as part of this distribution.  The terms
- * are also available at    
+ * are also available at
  * http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
  *
  */
- 
-#include "fft.h"
+
+#include "fft_internal.h"
 
 
 void r8tx ( int _iTempDimen , int _iDimen , int _iLengt ,  double* _pdblReal, double* _pdblImag )