Alessandro Bonazzi
8c43d5cf2f
Files correlati : cg0.exe cg0700a.msk cg0700b.msk cg3.exe cg4.exe Bug : Commento: Merge 1.0 libraries
92 lines
2.3 KiB
C++
92 lines
2.3 KiB
C++
/*****************************************************************************
|
|
|
|
FFTRealUseTrigo.hpp
|
|
Copyright (c) 2005 Laurent de Soras
|
|
|
|
--- Legal stuff ---
|
|
|
|
This library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 of the License, or (at your option) any later version.
|
|
|
|
This library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with this library; if not, write to the Free Software
|
|
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
|
|
*Tab=3***********************************************************************/
|
|
|
|
|
|
|
|
#if defined (FFTRealUseTrigo_CURRENT_CODEHEADER)
|
|
#error Recursive inclusion of FFTRealUseTrigo code header.
|
|
#endif
|
|
#define FFTRealUseTrigo_CURRENT_CODEHEADER
|
|
|
|
#if ! defined (FFTRealUseTrigo_CODEHEADER_INCLUDED)
|
|
#define FFTRealUseTrigo_CODEHEADER_INCLUDED
|
|
|
|
|
|
|
|
/*\\\ INCLUDE FILES \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
|
|
|
|
#include "OscSinCos.h"
|
|
|
|
|
|
|
|
/*\\\ PUBLIC \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
|
|
|
|
|
|
|
|
template <int ALGO>
|
|
void FFTRealUseTrigo <ALGO>::prepare (OscType &osc)
|
|
{
|
|
osc.clear_buffers ();
|
|
}
|
|
|
|
template <>
|
|
void FFTRealUseTrigo <0>::prepare (OscType &osc)
|
|
{
|
|
// Nothing
|
|
}
|
|
|
|
|
|
|
|
template <int ALGO>
|
|
void FFTRealUseTrigo <ALGO>::iterate (OscType &osc, DataType &c, DataType &s, const DataType cos_ptr [], long index_c, long index_s)
|
|
{
|
|
osc.step ();
|
|
c = osc.get_cos ();
|
|
s = osc.get_sin ();
|
|
}
|
|
|
|
template <>
|
|
void FFTRealUseTrigo <0>::iterate (OscType &osc, DataType &c, DataType &s, const DataType cos_ptr [], long index_c, long index_s)
|
|
{
|
|
c = cos_ptr [index_c];
|
|
s = cos_ptr [index_s];
|
|
}
|
|
|
|
|
|
|
|
/*\\\ PROTECTED \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
|
|
|
|
|
|
|
|
/*\\\ PRIVATE \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
|
|
|
|
|
|
|
|
#endif // FFTRealUseTrigo_CODEHEADER_INCLUDED
|
|
|
|
#undef FFTRealUseTrigo_CURRENT_CODEHEADER
|
|
|
|
|
|
|
|
/*\\\ EOF \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
|