| /* Copyright 2015 The Chromium OS Authors. All rights reserved. |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| /* Header file for common math functions. */ |
| #ifndef __CROS_EC_MAT_44_H |
| |
| #define __CROS_EC_MAT_44_H |
| |
| #include "vec4.h" |
| #include "util.h" |
| |
| typedef float mat44_t[4][4]; |
| typedef size_t size4_t[4]; |
| |
| void mat44_decompose_lup(mat44_t LU, size4_t pivot); |
| |
| void mat44_swap_rows(mat44_t A, const size_t i, const size_t j); |
| |
| void mat44_solve(mat44_t A, floatv4_t x, const floatv4_t b, |
| const size4_t pivot); |
| |
| #endif /* __CROS_EC_MAT_44_H */ |
