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3719602c PC |
1 | /* Copyright (C) 2010-2020 The RetroArch team |
2 | * | |
3 | * --------------------------------------------------------------------------------------- | |
4 | * The following license statement only applies to this file (vector_4.h). | |
5 | * --------------------------------------------------------------------------------------- | |
6 | * | |
7 | * Permission is hereby granted, free of charge, | |
8 | * to any person obtaining a copy of this software and associated documentation files (the "Software"), | |
9 | * to deal in the Software without restriction, including without limitation the rights to | |
10 | * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, | |
11 | * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: | |
12 | * | |
13 | * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. | |
14 | * | |
15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, | |
16 | * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. | |
18 | * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, | |
19 | * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
20 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. | |
21 | */ | |
22 | ||
23 | #ifndef __LIBRETRO_SDK_GFX_MATH_VECTOR_4_H__ | |
24 | #define __LIBRETRO_SDK_GFX_MATH_VECTOR_4_H__ | |
25 | ||
26 | #include <stdint.h> | |
27 | #include <math.h> | |
28 | ||
29 | #include <retro_common_api.h> | |
30 | ||
31 | RETRO_BEGIN_DECLS | |
32 | ||
33 | typedef float vec4_t[4]; | |
34 | ||
35 | #define vec4_add(dst, src) \ | |
36 | dst[0] += src[0]; \ | |
37 | dst[1] += src[1]; \ | |
38 | dst[2] += src[2]; \ | |
39 | dst[3] += src[3] | |
40 | ||
41 | #define vec4_subtract(dst, src) \ | |
42 | dst[0] -= src[0]; \ | |
43 | dst[1] -= src[1]; \ | |
44 | dst[2] -= src[2]; \ | |
45 | dst[3] -= src[3] | |
46 | ||
47 | #define vec4_scale(dst, scale) \ | |
48 | dst[0] *= scale; \ | |
49 | dst[1] *= scale; \ | |
50 | dst[2] *= scale; \ | |
51 | dst[3] *= scale | |
52 | ||
53 | #define vec4_copy(dst, src) \ | |
54 | dst[0] = src[0]; \ | |
55 | dst[1] = src[1]; \ | |
56 | dst[2] = src[2]; \ | |
57 | dst[3] = src[3] | |
58 | ||
59 | RETRO_END_DECLS | |
60 | ||
61 | #endif |