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/*
* Copyright (c) 1997-1999 Massachusetts Institute of Technology
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
/* This file was automatically generated --- DO NOT EDIT */
/* Generated on Sun Nov 7 20:43:55 EST 1999 */
#include <fftw-int.h>
#include <fftw.h>
/* Generated by: ./genfft -magic-alignment-check -magic-twiddle-load-all -magic-variables 4 -magic-loopi -real2hc 11 */
/*
* This function contains 60 FP additions, 50 FP multiplications,
* (or, 60 additions, 50 multiplications, 0 fused multiply/add),
* 17 stack variables, and 22 memory accesses
*/
static const fftw_real K654860733 = FFTW_KONST(+0.654860733945285064056925072466293553183791199);
static const fftw_real K142314838 = FFTW_KONST(+0.142314838273285140443792668616369668791051361);
static const fftw_real K959492973 = FFTW_KONST(+0.959492973614497389890368057066327699062454848);
static const fftw_real K415415013 = FFTW_KONST(+0.415415013001886425529274149229623203524004910);
static const fftw_real K841253532 = FFTW_KONST(+0.841253532831181168861811648919367717513292498);
static const fftw_real K989821441 = FFTW_KONST(+0.989821441880932732376092037776718787376519372);
static const fftw_real K909631995 = FFTW_KONST(+0.909631995354518371411715383079028460060241051);
static const fftw_real K281732556 = FFTW_KONST(+0.281732556841429697711417915346616899035777899);
static const fftw_real K540640817 = FFTW_KONST(+0.540640817455597582107635954318691695431770608);
static const fftw_real K755749574 = FFTW_KONST(+0.755749574354258283774035843972344420179717445);
/*
* Generator Id's :
* $Id: frc_11.c,v 1.1.1.1 2006/05/12 15:14:56 veplaini Exp $
* $Id: frc_11.c,v 1.1.1.1 2006/05/12 15:14:56 veplaini Exp $
* $Id: frc_11.c,v 1.1.1.1 2006/05/12 15:14:56 veplaini Exp $
*/
void fftw_real2hc_11(const fftw_real *input, fftw_real *real_output, fftw_real *imag_output, int istride, int real_ostride, int imag_ostride)
{
fftw_real tmp1;
fftw_real tmp4;
fftw_real tmp21;
fftw_real tmp16;
fftw_real tmp17;
fftw_real tmp13;
fftw_real tmp18;
fftw_real tmp10;
fftw_real tmp20;
fftw_real tmp7;
fftw_real tmp19;
fftw_real tmp11;
fftw_real tmp12;
ASSERT_ALIGNED_DOUBLE;
tmp1 = input[0];
{
fftw_real tmp2;
fftw_real tmp3;
fftw_real tmp14;
fftw_real tmp15;
ASSERT_ALIGNED_DOUBLE;
tmp2 = input[2 * istride];
tmp3 = input[9 * istride];
tmp4 = tmp2 + tmp3;
tmp21 = tmp3 - tmp2;
tmp14 = input[istride];
tmp15 = input[10 * istride];
tmp16 = tmp14 + tmp15;
tmp17 = tmp15 - tmp14;
}
tmp11 = input[3 * istride];
tmp12 = input[8 * istride];
tmp13 = tmp11 + tmp12;
tmp18 = tmp12 - tmp11;
{
fftw_real tmp8;
fftw_real tmp9;
fftw_real tmp5;
fftw_real tmp6;
ASSERT_ALIGNED_DOUBLE;
tmp8 = input[5 * istride];
tmp9 = input[6 * istride];
tmp10 = tmp8 + tmp9;
tmp20 = tmp9 - tmp8;
tmp5 = input[4 * istride];
tmp6 = input[7 * istride];
tmp7 = tmp5 + tmp6;
tmp19 = tmp6 - tmp5;
}
imag_output[4 * imag_ostride] = (K755749574 * tmp17) + (K540640817 * tmp18) + (K281732556 * tmp19) - (K909631995 * tmp20) - (K989821441 * tmp21);
imag_output[imag_ostride] = (K540640817 * tmp17) + (K909631995 * tmp21) + (K989821441 * tmp18) + (K755749574 * tmp19) + (K281732556 * tmp20);
imag_output[5 * imag_ostride] = (K281732556 * tmp17) + (K755749574 * tmp18) + (K989821441 * tmp20) - (K909631995 * tmp19) - (K540640817 * tmp21);
imag_output[2 * imag_ostride] = (K909631995 * tmp17) + (K755749574 * tmp21) - (K540640817 * tmp20) - (K989821441 * tmp19) - (K281732556 * tmp18);
imag_output[3 * imag_ostride] = (K989821441 * tmp17) + (K540640817 * tmp19) + (K755749574 * tmp20) - (K909631995 * tmp18) - (K281732556 * tmp21);
real_output[4 * real_ostride] = tmp1 + (K841253532 * tmp13) + (K415415013 * tmp10) - (K959492973 * tmp7) - (K142314838 * tmp4) - (K654860733 * tmp16);
real_output[5 * real_ostride] = tmp1 + (K841253532 * tmp4) + (K415415013 * tmp7) - (K142314838 * tmp10) - (K654860733 * tmp13) - (K959492973 * tmp16);
real_output[real_ostride] = tmp1 + (K841253532 * tmp16) + (K415415013 * tmp4) - (K959492973 * tmp10) - (K654860733 * tmp7) - (K142314838 * tmp13);
real_output[0] = tmp1 + tmp16 + tmp4 + tmp13 + tmp7 + tmp10;
real_output[3 * real_ostride] = tmp1 + (K415415013 * tmp13) + (K841253532 * tmp7) - (K654860733 * tmp10) - (K959492973 * tmp4) - (K142314838 * tmp16);
real_output[2 * real_ostride] = tmp1 + (K415415013 * tmp16) + (K841253532 * tmp10) - (K142314838 * tmp7) - (K959492973 * tmp13) - (K654860733 * tmp4);
}
fftw_codelet_desc fftw_real2hc_11_desc =
{
"fftw_real2hc_11",
(void (*)()) fftw_real2hc_11,
11,
FFTW_FORWARD,
FFTW_REAL2HC,
244,
0,
(const int *) 0,
};
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