Project Ne10
An Open Optimized Software Library Project for the ARM Architecture
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NE10_identitymat.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
21 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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_identitymat.c
30 */
31
32#include "NE10_types.h"
33#include "macros.h"
34
35ne10_result_t ne10_identitymat_2x2f_c (ne10_mat2x2f_t * dst, ne10_uint32_t count)
36{
37 ne10_mat2x2f_t *src = dst; // dummy placeholder
38
39 NE10_DETMAT_OPERATION_X_C
40 (
41 dst[ itr ].c1.r1 = 1.0f;
42 dst[ itr ].c1.r2 = 0.0f;
43 dst[ itr ].c2.r1 = 0.0f;
44 dst[ itr ].c2.r2 = 1.0f;
45 );
46}
47
48ne10_result_t ne10_identitymat_3x3f_c (ne10_mat3x3f_t * dst, ne10_uint32_t count)
49{
50 ne10_mat3x3f_t *src = dst; // dummy placeholder
51
52 NE10_DETMAT_OPERATION_X_C
53 (
54 dst[ itr ].c1.r1 = 1.0f;
55 dst[ itr ].c1.r2 = 0.0f;
56 dst[ itr ].c1.r3 = 0.0f;
57
58 dst[ itr ].c2.r1 = 0.0f;
59 dst[ itr ].c2.r2 = 1.0f;
60 dst[ itr ].c2.r3 = 0.0f;
61
62 dst[ itr ].c3.r1 = 0.0f;
63 dst[ itr ].c3.r2 = 0.0f;
64 dst[ itr ].c3.r3 = 1.0f;
65 );
66}
67
68ne10_result_t ne10_identitymat_4x4f_c (ne10_mat4x4f_t * dst, ne10_uint32_t count)
69{
70 ne10_mat4x4f_t *src = dst; // dummy placeholder
71
72 NE10_DETMAT_OPERATION_X_C
73 (
74 dst[ itr ].c1.r1 = 1.0f;
75 dst[ itr ].c1.r2 = 0.0f;
76 dst[ itr ].c1.r3 = 0.0f;
77 dst[ itr ].c1.r4 = 0.0f;
78
79 dst[ itr ].c2.r1 = 0.0f;
80 dst[ itr ].c2.r2 = 1.0f;
81 dst[ itr ].c2.r3 = 0.0f;
82 dst[ itr ].c2.r4 = 0.0f;
83
84 dst[ itr ].c3.r1 = 0.0f;
85 dst[ itr ].c3.r2 = 0.0f;
86 dst[ itr ].c3.r3 = 1.0f;
87 dst[ itr ].c3.r4 = 0.0f;
88
89 dst[ itr ].c4.r1 = 0.0f;
90 dst[ itr ].c4.r2 = 0.0f;
91 dst[ itr ].c4.r3 = 0.0f;
92 dst[ itr ].c4.r4 = 1.0f;
93 );
94}