1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/libs/vmath/basis.h	Sat Sep 19 05:51:51 2015 +0300
     1.3 @@ -0,0 +1,57 @@
     1.4 +/*
     1.5 +libvmath - a vector math library
     1.6 +Copyright (C) 2004-2011 John Tsiombikas <nuclear@member.fsf.org>
     1.7 +
     1.8 +This program is free software: you can redistribute it and/or modify
     1.9 +it under the terms of the GNU Lesser General Public License as published
    1.10 +by the Free Software Foundation, either version 3 of the License, or
    1.11 +(at your option) any later version.
    1.12 +
    1.13 +This program is distributed in the hope that it will be useful,
    1.14 +but WITHOUT ANY WARRANTY; without even the implied warranty of
    1.15 +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    1.16 +GNU Lesser General Public License for more details.
    1.17 +
    1.18 +You should have received a copy of the GNU Lesser General Public License
    1.19 +along with this program.  If not, see <http://www.gnu.org/licenses/>.
    1.20 +*/
    1.21 +
    1.22 +#ifndef VMATH_BASIS_H_
    1.23 +#define VMATH_BASIS_H_
    1.24 +
    1.25 +#include "vector.h"
    1.26 +#include "matrix.h"
    1.27 +
    1.28 +enum {
    1.29 +	LEFT_HANDED,
    1.30 +	RIGHT_HANDED
    1.31 +};
    1.32 +
    1.33 +#ifdef __cplusplus
    1.34 +extern "C" {
    1.35 +#endif	/* __cplusplus */
    1.36 +
    1.37 +void basis_matrix(mat4_t res, vec3_t i, vec3_t j, vec3_t k);
    1.38 +void basis_matrix_dir(mat4_t res, vec3_t dir);
    1.39 +
    1.40 +#ifdef __cplusplus
    1.41 +}	/* extern "C" */
    1.42 +
    1.43 +class Basis {
    1.44 +public:
    1.45 +	Vector3 i, j, k;
    1.46 +
    1.47 +	Basis();
    1.48 +	Basis(const Vector3 &i, const Vector3 &j, const Vector3 &k);
    1.49 +	Basis(const Vector3 &dir, bool left_handed = true);
    1.50 +
    1.51 +	void rotate(scalar_t x, scalar_t y, scalar_t z);
    1.52 +	void rotate(const Vector3 &axis, scalar_t angle);
    1.53 +	void rotate(const Matrix4x4 &mat);
    1.54 +	void rotate(const Quaternion &quat);
    1.55 +
    1.56 +	Matrix3x3 create_rotation_matrix() const;
    1.57 +};
    1.58 +#endif	/* __cplusplus */
    1.59 +
    1.60 +#endif	/* VMATH_BASIS_H_ */