From 39e0005e226ed6f04562e9d5d7548782fef81c20 Mon Sep 17 00:00:00 2001
From: John Glover <j@johnglover.net>
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/ftw_3.c | 120 -----------------------------------------------
1 file changed, 120 deletions(-)
delete mode 100644 src/sndobj/rfftw/ftw_3.c
(limited to 'src/sndobj/rfftw/ftw_3.c')
diff --git a/src/sndobj/rfftw/ftw_3.c b/src/sndobj/rfftw/ftw_3.c
deleted file mode 100644
index ddee822..0000000
--- a/src/sndobj/rfftw/ftw_3.c
+++ /dev/null
@@ -1,120 +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 20:44:30 EST 1999 */
-
-#include <fftw-int.h>
-#include <fftw.h>
-
-/* Generated by: ./genfft -magic-alignment-check -magic-twiddle-load-all -magic-variables 4 -magic-loopi -twiddle 3 */
-
-/*
- * This function contains 16 FP additions, 12 FP multiplications,
- * (or, 10 additions, 6 multiplications, 6 fused multiply/add),
- * 14 stack variables, and 12 memory accesses
- */
-static const fftw_real K866025403 = FFTW_KONST(+0.866025403784438646763723170752936183471402627);
-static const fftw_real K500000000 = FFTW_KONST(+0.500000000000000000000000000000000000000000000);
-
-/*
- * Generator Id's :
- * $Id: ftw_3.c,v 1.1.1.1 2006/05/12 15:14:55 veplaini Exp $
- * $Id: ftw_3.c,v 1.1.1.1 2006/05/12 15:14:55 veplaini Exp $
- * $Id: ftw_3.c,v 1.1.1.1 2006/05/12 15:14:55 veplaini Exp $
- */
-
-void fftw_twiddle_3(fftw_complex *A, const fftw_complex *W, int iostride, int m, int dist)
-{
- int i;
- fftw_complex *inout;
- inout = A;
- for (i = m; i > 0; i = i - 1, inout = inout + dist, W = W + 2) {
- fftw_real tmp1;
- fftw_real tmp18;
- fftw_real tmp6;
- fftw_real tmp14;
- fftw_real tmp11;
- fftw_real tmp15;
- fftw_real tmp12;
- fftw_real tmp17;
- ASSERT_ALIGNED_DOUBLE;
- tmp1 = c_re(inout[0]);
- tmp18 = c_im(inout[0]);
- {
- fftw_real tmp3;
- fftw_real tmp5;
- fftw_real tmp2;
- fftw_real tmp4;
- ASSERT_ALIGNED_DOUBLE;
- tmp3 = c_re(inout[iostride]);
- tmp5 = c_im(inout[iostride]);
- tmp2 = c_re(W[0]);
- tmp4 = c_im(W[0]);
- tmp6 = (tmp2 * tmp3) - (tmp4 * tmp5);
- tmp14 = (tmp4 * tmp3) + (tmp2 * tmp5);
- }
- {
- fftw_real tmp8;
- fftw_real tmp10;
- fftw_real tmp7;
- fftw_real tmp9;
- ASSERT_ALIGNED_DOUBLE;
- tmp8 = c_re(inout[2 * iostride]);
- tmp10 = c_im(inout[2 * iostride]);
- tmp7 = c_re(W[1]);
- tmp9 = c_im(W[1]);
- tmp11 = (tmp7 * tmp8) - (tmp9 * tmp10);
- tmp15 = (tmp9 * tmp8) + (tmp7 * tmp10);
- }
- tmp12 = tmp6 + tmp11;
- tmp17 = tmp14 + tmp15;
- {
- fftw_real tmp13;
- fftw_real tmp16;
- fftw_real tmp19;
- fftw_real tmp20;
- ASSERT_ALIGNED_DOUBLE;
- c_re(inout[0]) = tmp1 + tmp12;
- tmp13 = tmp1 - (K500000000 * tmp12);
- tmp16 = K866025403 * (tmp14 - tmp15);
- c_re(inout[2 * iostride]) = tmp13 - tmp16;
- c_re(inout[iostride]) = tmp13 + tmp16;
- c_im(inout[0]) = tmp17 + tmp18;
- tmp19 = K866025403 * (tmp11 - tmp6);
- tmp20 = tmp18 - (K500000000 * tmp17);
- c_im(inout[iostride]) = tmp19 + tmp20;
- c_im(inout[2 * iostride]) = tmp20 - tmp19;
- }
- }
-}
-
-static const int twiddle_order[] =
-{1, 2};
-fftw_codelet_desc fftw_twiddle_3_desc =
-{
- "fftw_twiddle_3",
- (void (*)()) fftw_twiddle_3,
- 3,
- FFTW_FORWARD,
- FFTW_TWIDDLE,
- 66,
- 2,
- twiddle_order,
-};
--
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