1 /*

     2  * LIBOIL - Library of Optimized Inner Loops

     3  * Copyright (c) 2003,2004 David A. Schleef <ds@schleef.org>

     4  * All rights reserved.

     5  *

     6  * Redistribution and use in source and binary forms, with or without

     7  * modification, are permitted provided that the following conditions

     8  * are met:

     9  * 1. Redistributions of source code must retain the above copyright

    10  *    notice, this list of conditions and the following disclaimer.

    11  * 2. Redistributions in binary form must reproduce the above copyright

    12  *    notice, this list of conditions and the following disclaimer in the

    13  *    documentation and/or other materials provided with the distribution.

    14  * 

    15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR

    16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

    17  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

    18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,

    19  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

    20  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR

    21  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

    22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,

    23  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING

    24  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

    25  * POSSIBILITY OF SUCH DAMAGE.

    26  */

    27 //Portions Copyright (c)  2008-2009 Nokia Corporation and/or its subsidiary(-ies). All rights reserved. 

    28 

    29 #ifdef HAVE_CONFIG_H

    30 #include "config.h"

    31 #endif

    32 

    33 #include <liboil/liboilfunction.h>

    34 #include <math.h>

    35 

    36 /**

    37  * oil_sincos_f64:

    38  * @dest1:

    39  * @dest2:

    40  * @n:

    41  * @s1_1:

    42  * @s2_1:

    43  *

    44  * Calculates sin(x) and cos(x) and places the results in @dest1 and

    45  * @dest2 respectively.  Values for x start at @s1_1 and are incremented

    46  * by @s2_1 for each destination element.

    47  */

    48 OIL_DEFINE_CLASS (sincos_f64,

    49     "double *dest1, double *dest2, int n, double *s1_1, double *s2_1");

    50 

    51 static void

    52 sincos_f64_ref (double *dest_sin, double *dest_cos, int n, double *offset,

    53     double *interval)

    54 {

    55 	int i;

    56         double x;

    57 

    58 	for(i=0;i<n;i++){

    59           x = *offset + *interval * i;

    60 		dest_sin[i] = sin(x);

    61 		dest_cos[i] = cos(x);

    62 	}

    63 }

    64 OIL_DEFINE_IMPL_REF (sincos_f64_ref, sincos_f64);

    65 

    66 

    67 

    68 #ifdef	__SYMBIAN32__

    69  

    70 OilFunctionClass* __oil_function_class_sincos_f64() {

    71 		return &_oil_function_class_sincos_f64;

    72 }

    73 #endif

    74 

    75 

    76 

    77 #ifdef	__SYMBIAN32__

    78  

    79 OilFunctionImpl* __oil_function_impl_sincos_f64_ref() {

    80 		return &_oil_function_impl_sincos_f64_ref;

    81 }

    82 #endif

    83 

    84 

    85 

    86 #ifdef	__SYMBIAN32__

    87  

    88 EXPORT_C void** _oil_function_class_ptr_sincos_f64 ()	{

    89 	oil_function_class_ptr_sincos_f64 = __oil_function_class_sincos_f64();

    90 	return &oil_function_class_ptr_sincos_f64->func;

    91 	}

    92 #endif

    93