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- /******************************************************************************
- Copyright (C) 2023 by Lain Bailey <lain@obsproject.com>
- This program is free software: you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation, either version 2 of the License, or
- (at your option) any later version.
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>.
- ******************************************************************************/
- #pragma once
- #include "../util/c99defs.h"
- #ifdef __cplusplus
- extern "C" {
- #endif
- struct quat;
- struct axisang {
- union {
- struct {
- float x, y, z, w;
- };
- float ptr[4];
- };
- };
- static inline void axisang_zero(struct axisang *dst)
- {
- dst->x = 0.0f;
- dst->y = 0.0f;
- dst->z = 0.0f;
- dst->w = 0.0f;
- }
- static inline void axisang_copy(struct axisang *dst, struct axisang *aa)
- {
- dst->x = aa->x;
- dst->y = aa->y;
- dst->z = aa->z;
- dst->w = aa->w;
- }
- static inline void axisang_set(struct axisang *dst, float x, float y, float z, float w)
- {
- dst->x = x;
- dst->y = y;
- dst->z = z;
- dst->w = w;
- }
- EXPORT void axisang_from_quat(struct axisang *dst, const struct quat *q);
- #ifdef __cplusplus
- }
- #endif
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