| Pekka Paalanen | 668ca37 | 2012-01-12 14:30:47 +0200 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright © 2008-2011 Kristian Høgsberg |
| 3 | * |
| 4 | * Permission to use, copy, modify, distribute, and sell this software and |
| 5 | * its documentation for any purpose is hereby granted without fee, provided |
| 6 | * that the above copyright notice appear in all copies and that both that |
| 7 | * copyright notice and this permission notice appear in supporting |
| 8 | * documentation, and that the name of the copyright holders not be used in |
| 9 | * advertising or publicity pertaining to distribution of the software |
| 10 | * without specific, written prior permission. The copyright holders make |
| 11 | * no representations about the suitability of this software for any |
| 12 | * purpose. It is provided "as is" without express or implied warranty. |
| 13 | * |
| 14 | * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS |
| 15 | * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND |
| 16 | * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY |
| 17 | * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER |
| 18 | * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF |
| 19 | * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN |
| 20 | * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| 21 | */ |
| 22 | |
| 23 | #ifndef WESTON_MATRIX_H |
| 24 | #define WESTON_MATRIX_H |
| 25 | |
| 26 | struct weston_matrix { |
| 27 | GLfloat d[16]; |
| 28 | }; |
| 29 | |
| 30 | struct weston_vector { |
| 31 | GLfloat f[4]; |
| 32 | }; |
| 33 | |
| 34 | void |
| 35 | weston_matrix_init(struct weston_matrix *matrix); |
| 36 | void |
| 37 | weston_matrix_multiply(struct weston_matrix *m, const struct weston_matrix *n); |
| 38 | void |
| 39 | weston_matrix_scale(struct weston_matrix *matrix, GLfloat x, GLfloat y, GLfloat z); |
| 40 | void |
| 41 | weston_matrix_translate(struct weston_matrix *matrix, |
| 42 | GLfloat x, GLfloat y, GLfloat z); |
| 43 | void |
| 44 | weston_matrix_transform(struct weston_matrix *matrix, struct weston_vector *v); |
| 45 | |
| 46 | #endif /* WESTON_MATRIX_H */ |