Project Ne10
An Open Optimized Software Library Project for the ARM Architecture
NE10_cross.c
1 /*
2  * Copyright 2011-15 ARM Limited and Contributors.
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions are met:
7  * * Redistributions of source code must retain the above copyright
8  * notice, this list of conditions and the following disclaimer.
9  * * Redistributions in binary form must reproduce the above copyright
10  * notice, this list of conditions and the following disclaimer in the
11  * documentation and/or other materials provided with the distribution.
12  * * Neither the name of ARM Limited nor the
13  * names of its contributors may be used to endorse or promote products
14  * derived from this software without specific prior written permission.
15  *
16  * THIS SOFTWARE IS PROVIDED BY ARM LIMITED AND CONTRIBUTORS "AS IS" AND
17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19  * DISCLAIMED. IN NO EVENT SHALL ARM LIMITED AND CONTRIBUTORS BE LIABLE FOR ANY
20  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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24  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26  */
27 
28 /*
29  * NE10 Library : math/NE10_cross.c
30  */
31 
32 #include "NE10_types.h"
33 #include "macros.h"
34 
35 #include <assert.h>
36 
37 ne10_result_t ne10_cross_vec3f_c (ne10_vec3f_t * dst, ne10_vec3f_t * src1, ne10_vec3f_t * src2, ne10_uint32_t count)
38 {
39  NE10_X_OPERATION_FLOAT_C
40  (
41  dst[ itr ].x = (src1[ itr ].y * src2[ itr ].z) - (src1[ itr ].z * src2[ itr ].y);
42  dst[ itr ].y = (src1[ itr ].z * src2[ itr ].x) - (src1[ itr ].x * src2[ itr ].z);
43  dst[ itr ].z = (src1[ itr ].x * src2[ itr ].y) - (src1[ itr ].y * src2[ itr ].x);
44  );
45 }
a 3-tuple of ne10_float32_t values.
Definition: NE10_types.h:96