From 39e0005e226ed6f04562e9d5d7548782fef81c20 Mon Sep 17 00:00:00 2001 From: John Glover Date: Tue, 21 Aug 2012 18:31:07 +0100 Subject: [sndobj] Update SndObj to use FFTW v3 (was using v2). Remove unused SndObj files. Whitespace clean up. --- src/sndobj/rfftw/fhb_2.c | 106 ----------------------------------------------- 1 file changed, 106 deletions(-) delete mode 100644 src/sndobj/rfftw/fhb_2.c (limited to 'src/sndobj/rfftw/fhb_2.c') diff --git a/src/sndobj/rfftw/fhb_2.c b/src/sndobj/rfftw/fhb_2.c deleted file mode 100644 index fbf786b..0000000 --- a/src/sndobj/rfftw/fhb_2.c +++ /dev/null @@ -1,106 +0,0 @@ -/* - * 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 20:45:09 EST 1999 */ - -#include -#include - -/* Generated by: ./genfft -magic-alignment-check -magic-twiddle-load-all -magic-variables 4 -magic-loopi -hc2hc-backward 2 */ - -/* - * This function contains 8 FP additions, 6 FP multiplications, - * (or, 6 additions, 4 multiplications, 2 fused multiply/add), - * 11 stack variables, and 16 memory accesses - */ -static const fftw_real K2_000000000 = FFTW_KONST(+2.000000000000000000000000000000000000000000000); - -/* - * Generator Id's : - * $Id: fhb_2.c,v 1.1.1.1 2006/05/12 15:15:01 veplaini Exp $ - * $Id: fhb_2.c,v 1.1.1.1 2006/05/12 15:15:01 veplaini Exp $ - * $Id: fhb_2.c,v 1.1.1.1 2006/05/12 15:15:01 veplaini Exp $ - */ - -void fftw_hc2hc_backward_2(fftw_real *A, const fftw_complex *W, int iostride, int m, int dist) -{ - int i; - fftw_real *X; - fftw_real *Y; - X = A; - Y = A + (2 * iostride); - { - fftw_real tmp11; - fftw_real tmp12; - ASSERT_ALIGNED_DOUBLE; - tmp11 = X[0]; - tmp12 = X[iostride]; - X[iostride] = tmp11 - tmp12; - X[0] = tmp11 + tmp12; - } - X = X + dist; - Y = Y - dist; - for (i = 2; i < m; i = i + 2, X = X + dist, Y = Y - dist, W = W + 1) { - fftw_real tmp3; - fftw_real tmp4; - fftw_real tmp8; - fftw_real tmp5; - fftw_real tmp6; - fftw_real tmp10; - fftw_real tmp7; - fftw_real tmp9; - ASSERT_ALIGNED_DOUBLE; - tmp3 = X[0]; - tmp4 = Y[-iostride]; - tmp8 = tmp3 - tmp4; - tmp5 = Y[0]; - tmp6 = X[iostride]; - tmp10 = tmp5 + tmp6; - X[0] = tmp3 + tmp4; - Y[-iostride] = tmp5 - tmp6; - tmp7 = c_re(W[0]); - tmp9 = c_im(W[0]); - X[iostride] = (tmp7 * tmp8) + (tmp9 * tmp10); - Y[0] = (tmp7 * tmp10) - (tmp9 * tmp8); - } - if (i == m) { - fftw_real tmp1; - fftw_real tmp2; - ASSERT_ALIGNED_DOUBLE; - tmp1 = X[0]; - X[0] = K2_000000000 * tmp1; - tmp2 = Y[0]; - X[iostride] = -(K2_000000000 * tmp2); - } -} - -static const int twiddle_order[] = -{1}; -fftw_codelet_desc fftw_hc2hc_backward_2_desc = -{ - "fftw_hc2hc_backward_2", - (void (*)()) fftw_hc2hc_backward_2, - 2, - FFTW_BACKWARD, - FFTW_HC2HC, - 58, - 1, - twiddle_order, -}; -- cgit v1.2.3