renamed unified fft wrapper API

Author: 9prady9

include/af/signal.h

@@ -96,7 +96,7 @@ AFAPI array fft3(const array& in, double norm_factor, dim_type odim0=0, dim_type
 
    \ingroup signal_func_fft
  */
-AFAPI array fft(const array& in, dim_type odim0);
+AFAPI array fft(const array& in, dim_type odim0=0);
 
 /**
    C++ Interface for fast fourier transform on two dimensional data
@@ -139,7 +139,7 @@ AFAPI array fft3(const array& in, dim_type odim0=0, dim_type odim1=0, dim_type o
 
    \ingroup signal_func_fft
  */
-AFAPI array fft(const array& in, double norm_factor, const dim4 outDims);
+AFAPI array dft(const array& in, double norm_factor, const dim4 outDims);
 
 /**
    C++ Interface for fast fourier transform on any(1d, 2d, 3d) dimensional data
@@ -153,7 +153,7 @@ AFAPI array fft(const array& in, double norm_factor, const dim4 outDims);
 
    \ingroup signal_func_fft
  */
-AFAPI array fft(const array& in, const dim4 outDims);
+AFAPI array dft(const array& in, const dim4 outDims);
 
 /**
    C++ Interface for fast fourier transform on any(1d, 2d, 3d) dimensional data
@@ -166,7 +166,7 @@ AFAPI array fft(const array& in, const dim4 outDims);
 
    \ingroup signal_func_fft
  */
-AFAPI array fft(const array& in);
+AFAPI array dft(const array& in);
 
 /**
    C++ Interface for inverse fast fourier transform on one dimensional data
@@ -219,7 +219,7 @@ AFAPI array ifft3(const array& in, double norm_factor, dim_type odim0=0, dim_typ
 
    \ingroup signal_func_ifft
  */
-AFAPI array ifft(const array& in, dim_type odim0);
+AFAPI array ifft(const array& in, dim_type odim0=0);
 
 /**
    C++ Interface for inverse fast fourier transform on two dimensional data
@@ -262,7 +262,7 @@ AFAPI array ifft3(const array& in, dim_type odim0=0, dim_type odim1=0, dim_type
 
    \ingroup signal_func_fft
  */
-AFAPI array ifft(const array& in, double norm_factor, const dim4 outDims);
+AFAPI array idft(const array& in, double norm_factor, const dim4 outDims);
 
 /**
    C++ Interface for inverse fast fourier transform on any(1d, 2d, 3d) dimensional data
@@ -276,7 +276,7 @@ AFAPI array ifft(const array& in, double norm_factor, const dim4 outDims);
 
    \ingroup signal_func_fft
  */
-AFAPI array ifft(const array& in, const dim4 outDims);
+AFAPI array idft(const array& in, const dim4 outDims);
 
 /**
    C++ Interface for inverse fast fourier transform on any(1d, 2d, 3d) dimensional data
@@ -289,7 +289,7 @@ AFAPI array ifft(const array& in, const dim4 outDims);
 
    \ingroup signal_func_fft
  */
-AFAPI array ifft(const array& in);
+AFAPI array idft(const array& in);
 
 /**
    C++ Interface for convolution any(one through three) dimensional data

src/api/cpp/fft.cpp

@@ -50,7 +50,7 @@ array fft3(const array& in, dim_type odim0, dim_type odim1, dim_type odim2)
     return fft3(in, 1.0, odim0, odim1, odim2);
 }
 
-array fft(const array& in, double norm_factor, const dim4 outDims)
+array dft(const array& in, double norm_factor, const dim4 outDims)
 {
     array temp;
     switch(in.dims().ndims()) {
@@ -62,14 +62,14 @@ array fft(const array& in, double norm_factor, const dim4 outDims)
     return temp;
 }
 
-array fft(const array& in, const dim4 outDims)
+array dft(const array& in, const dim4 outDims)
 {
-    return fft(in, 1.0, outDims);
+    return dft(in, 1.0, outDims);
 }
 
-array fft(const array& in)
+array dft(const array& in)
 {
-    return fft(in, 1.0, dim4(0,0,0,0));
+    return dft(in, 1.0, dim4(0,0,0,0));
 }
 
 array ifft(const array& in, double norm_factor, dim_type odim0)
@@ -120,7 +120,7 @@ array ifft3(const array& in, dim_type odim0, dim_type odim1, dim_type odim2)
     return ifft3(in, norm_factor, odim0, odim1, odim2);
 }
 
-array ifft(const array& in, double norm_factor, const dim4 outDims)
+array idft(const array& in, double norm_factor, const dim4 outDims)
 {
     array temp;
     switch(in.dims().ndims()) {
@@ -132,14 +132,14 @@ array ifft(const array& in, double norm_factor, const dim4 outDims)
     return temp;
 }
 
-array ifft(const array& in, const dim4 outDims)
+array idft(const array& in, const dim4 outDims)
 {
-    return ifft(in, 1.0, outDims);
+    return idft(in, 1.0, outDims);
 }
 
-array ifft(const array& in)
+array idft(const array& in)
 {
-    return ifft(in, 1.0, dim4(0,0,0,0));
+    return idft(in, 1.0, dim4(0,0,0,0));
 }
 
 }