root / gnuradio-core / src / lib / general / gri_add_const_ss_generic.cc @ 5d69a524
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| 1 | /* -*- c++ -*- */
|
|---|---|
| 2 | /*
|
| 3 | * Copyright 2004 Free Software Foundation, Inc. |
| 4 | * |
| 5 | * This file is part of GNU Radio |
| 6 | * |
| 7 | * GNU Radio is free software; you can redistribute it and/or modify |
| 8 | * it under the terms of the GNU General Public License as published by |
| 9 | * the Free Software Foundation; either version 2, or (at your option) |
| 10 | * any later version. |
| 11 | * |
| 12 | * GNU Radio is distributed in the hope that it will be useful, |
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | * GNU General Public License for more details. |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License |
| 18 | * along with GNU Radio; see the file COPYING. If not, write to |
| 19 | * the Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
| 20 | * Boston, MA 02111-1307, USA. |
| 21 | */ |
| 22 | |
| 23 | #ifdef HAVE_CONFIG_H
|
| 24 | #include "config.h" |
| 25 | #endif
|
| 26 | |
| 27 | #include <gri_add_const_ss.h> |
| 28 | |
| 29 | void
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| 30 | gri_add_const_ss (short *dst, const short *src, int nshorts, short konst) |
| 31 | {
|
| 32 | static const int STRIDE = 8; |
| 33 | |
| 34 | int i;
|
| 35 | |
| 36 | for (i = 0; i < nshorts - (STRIDE - 1); i += STRIDE){ |
| 37 | dst[i + 0] = src[i + 0] + konst; |
| 38 | dst[i + 1] = src[i + 1] + konst; |
| 39 | dst[i + 2] = src[i + 2] + konst; |
| 40 | dst[i + 3] = src[i + 3] + konst; |
| 41 | dst[i + 4] = src[i + 4] + konst; |
| 42 | dst[i + 5] = src[i + 5] + konst; |
| 43 | dst[i + 6] = src[i + 6] + konst; |
| 44 | dst[i + 7] = src[i + 7] + konst; |
| 45 | } |
| 46 | |
| 47 | for (; i < nshorts; i++)
|
| 48 | dst[i] = src[i] + konst; |
| 49 | } |