/usr/include/lib3ds/quat.h is in lib3ds-dev 1.3.0-8.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 | /* -*- c -*- */
#ifndef INCLUDED_LIB3DS_QUAT_H
#define INCLUDED_LIB3DS_QUAT_H
/*
* The 3D Studio File Format Library
* Copyright (C) 1996-2007 by Jan Eric Kyprianidis <www.kyprianidis.com>
* All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 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 Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* $Id: quat.h,v 1.7 2007/06/14 09:59:10 jeh Exp $
*/
#ifndef INCLUDED_LIB3DS_TYPES_H
#include <lib3ds/types.h>
#endif
#ifdef __cplusplus
extern "C" {
#endif
extern LIB3DSAPI void lib3ds_quat_zero(Lib3dsQuat c);
extern LIB3DSAPI void lib3ds_quat_identity(Lib3dsQuat c);
extern LIB3DSAPI void lib3ds_quat_copy(Lib3dsQuat dest, Lib3dsQuat src);
extern LIB3DSAPI void lib3ds_quat_axis_angle(Lib3dsQuat c, Lib3dsVector axis, Lib3dsFloat angle);
extern LIB3DSAPI void lib3ds_quat_neg(Lib3dsQuat c);
extern LIB3DSAPI void lib3ds_quat_abs(Lib3dsQuat c);
extern LIB3DSAPI void lib3ds_quat_cnj(Lib3dsQuat c);
extern LIB3DSAPI void lib3ds_quat_mul(Lib3dsQuat c, Lib3dsQuat a, Lib3dsQuat b);
extern LIB3DSAPI void lib3ds_quat_scalar(Lib3dsQuat c, Lib3dsFloat k);
extern LIB3DSAPI void lib3ds_quat_normalize(Lib3dsQuat c);
extern LIB3DSAPI void lib3ds_quat_inv(Lib3dsQuat c);
extern LIB3DSAPI Lib3dsFloat lib3ds_quat_dot(Lib3dsQuat a, Lib3dsQuat b);
extern LIB3DSAPI Lib3dsFloat lib3ds_quat_squared(Lib3dsQuat c);
extern LIB3DSAPI Lib3dsFloat lib3ds_quat_length(Lib3dsQuat c);
extern LIB3DSAPI void lib3ds_quat_ln(Lib3dsQuat c);
extern LIB3DSAPI void lib3ds_quat_ln_dif(Lib3dsQuat c, Lib3dsQuat a, Lib3dsQuat b);
extern LIB3DSAPI void lib3ds_quat_exp(Lib3dsQuat c);
extern LIB3DSAPI void lib3ds_quat_slerp(Lib3dsQuat c, Lib3dsQuat a, Lib3dsQuat b, Lib3dsFloat t);
extern LIB3DSAPI void lib3ds_quat_squad(Lib3dsQuat c, Lib3dsQuat a, Lib3dsQuat p, Lib3dsQuat q,
Lib3dsQuat b, Lib3dsFloat t);
extern LIB3DSAPI void lib3ds_quat_tangent(Lib3dsQuat c, Lib3dsQuat p, Lib3dsQuat q, Lib3dsQuat n);
extern LIB3DSAPI void lib3ds_quat_dump(Lib3dsQuat q);
#ifdef __cplusplus
}
#endif
#endif
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