nuclear@1: /*
nuclear@1: libvmath - a vector math library
nuclear@1: Copyright (C) 2004-2011 John Tsiombikas <nuclear@member.fsf.org>
nuclear@1: 
nuclear@1: This program is free software: you can redistribute it and/or modify
nuclear@1: it under the terms of the GNU Lesser General Public License as published
nuclear@1: by the Free Software Foundation, either version 3 of the License, or
nuclear@1: (at your option) any later version.
nuclear@1: 
nuclear@1: This program is distributed in the hope that it will be useful,
nuclear@1: but WITHOUT ANY WARRANTY; without even the implied warranty of
nuclear@1: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
nuclear@1: GNU Lesser General Public License for more details.
nuclear@1: 
nuclear@1: You should have received a copy of the GNU Lesser General Public License
nuclear@1: along with this program.  If not, see <http://www.gnu.org/licenses/>.
nuclear@1: */
nuclear@1: 
nuclear@1: #ifndef VMATH_TYPES_H_
nuclear@1: #define VMATH_TYPES_H_
nuclear@1: 
nuclear@1: #include "vmath_config.h"
nuclear@1: 
nuclear@1: #define SMALL_NUMBER	1.e-4
nuclear@1: #define XSMALL_NUMBER	1.e-8
nuclear@1: #define ERROR_MARGIN	1.e-6
nuclear@1: 
nuclear@1: 
nuclear@1: #ifdef SINGLE_PRECISION_MATH
nuclear@1: typedef float scalar_t;
nuclear@1: #else
nuclear@1: typedef double scalar_t;
nuclear@1: #endif	/* floating point precision */
nuclear@1: 
nuclear@1: /* vectors */
nuclear@1: typedef struct { scalar_t x, y; } vec2_t;
nuclear@1: typedef struct { scalar_t x, y, z; } vec3_t;
nuclear@1: typedef struct { scalar_t x, y, z, w; } vec4_t;
nuclear@1: 
nuclear@1: /* quaternions */
nuclear@1: typedef vec4_t quat_t;
nuclear@1: 
nuclear@1: /* matrices */
nuclear@1: typedef scalar_t mat3_t[3][3];
nuclear@1: typedef scalar_t mat4_t[4][4];
nuclear@1: 
nuclear@1: 
nuclear@1: #ifdef __cplusplus
nuclear@1: class Vector2;
nuclear@1: class Vector3;
nuclear@1: class Vector4;
nuclear@1: class Quaternion;
nuclear@1: class Matrix3x3;
nuclear@1: class Matrix4x4;
nuclear@1: class SphVector;
nuclear@1: #endif	/* __cplusplus */
nuclear@1: 
nuclear@1: #endif	/* VMATH_TYPES_H_ */