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/*
* Copyright (C) 2012 Spreadtrum Communications Inc.
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* 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.
*/
#ifndef _SIN_COS_H_
#define _SIN_COS_H_
#include <linux/types.h>
#define COSSIN_Q 30
#define pi 3.14159265359
#define PI_32 0x3243F6A88
#define ARC_32_COEF 0x80000000
#define ARC_32(arc) (int32_t)((arc) / (pi) * 0x80000000);
int32_t sin_32(int32_t n);
int32_t cos_32(int32_t n);
#endif
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