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Diffstat (limited to 'intern/moto/include/MT_Vector2.h')
-rw-r--r-- | intern/moto/include/MT_Vector2.h | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/intern/moto/include/MT_Vector2.h b/intern/moto/include/MT_Vector2.h new file mode 100644 index 00000000000..8cdeaacdbb0 --- /dev/null +++ b/intern/moto/include/MT_Vector2.h @@ -0,0 +1,112 @@ +/** + * $Id$ + * ***** BEGIN GPL/BL DUAL LICENSE BLOCK ***** + * + * 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. The Blender + * Foundation also sells licenses for use in proprietary software under + * the Blender License. See http://www.blender.org/BL/ for information + * about this. + * + * 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, write to the Free Software Foundation, + * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV. + * All rights reserved. + * + * The Original Code is: all of this file. + * + * Contributor(s): none yet. + * + * ***** END GPL/BL DUAL LICENSE BLOCK ***** + */ + +/* + + * Copyright (c) 2000 Gino van den Bergen <gino@acm.org> + * + * Permission to use, copy, modify, distribute and sell this software + * and its documentation for any purpose is hereby granted without fee, + * provided that the above copyright notice appear in all copies and + * that both that copyright notice and this permission notice appear + * in supporting documentation. Gino van den Bergen makes no + * representations about the suitability of this software for any + * purpose. It is provided "as is" without express or implied warranty. + * + */ + +#ifndef MT_VECTOR2_H +#define MT_VECTOR2_H + +#include <MT_assert.h> +#include "MT_Tuple2.h" + +class MT_Vector2 : public MT_Tuple2 { +public: + MT_Vector2() {} + MT_Vector2(const float *v) : MT_Tuple2(v) {} + MT_Vector2(const double *v) : MT_Tuple2(v) {} + MT_Vector2(MT_Scalar x, MT_Scalar y) : MT_Tuple2(x, y) {} + + MT_Vector2& operator+=(const MT_Vector2& v); + MT_Vector2& operator-=(const MT_Vector2& v); + MT_Vector2& operator*=(MT_Scalar s); + MT_Vector2& operator/=(MT_Scalar s); + + MT_Scalar dot(const MT_Vector2& v) const; + + MT_Scalar length2() const; + MT_Scalar length() const; + + MT_Vector2 absolute() const; + + void normalize(); + MT_Vector2 normalized() const; + + void scale(MT_Scalar x, MT_Scalar y); + MT_Vector2 scaled(MT_Scalar x, MT_Scalar y) const; + + bool fuzzyZero() const; + + MT_Scalar angle(const MT_Vector2& v) const; + MT_Vector2 cross(const MT_Vector2& v) const; + MT_Scalar triple(const MT_Vector2& v1, const MT_Vector2& v2) const; + + int closestAxis() const; + + static MT_Vector2 random(); +}; + +MT_Vector2 operator+(const MT_Vector2& v1, const MT_Vector2& v2); +MT_Vector2 operator-(const MT_Vector2& v1, const MT_Vector2& v2); +MT_Vector2 operator-(const MT_Vector2& v); +MT_Vector2 operator*(const MT_Vector2& v, MT_Scalar s); +MT_Vector2 operator*(MT_Scalar s, const MT_Vector2& v); +MT_Vector2 operator/(const MT_Vector2& v, MT_Scalar s); + +MT_Scalar MT_dot(const MT_Vector2& v1, const MT_Vector2& v2); + +MT_Scalar MT_length2(const MT_Vector2& v); +MT_Scalar MT_length(const MT_Vector2& v); + +bool MT_fuzzyZero(const MT_Vector2& v); +bool MT_fuzzyEqual(const MT_Vector2& v1, const MT_Vector2& v2); + +MT_Scalar MT_angle(const MT_Vector2& v1, const MT_Vector2& v2); +MT_Vector2 MT_cross(const MT_Vector2& v1, const MT_Vector2& v2); +MT_Scalar MT_triple(const MT_Vector2& v1, const MT_Vector2& v2, + const MT_Vector2& v3); + +#ifdef GEN_INLINED +#include "MT_Vector2.inl" +#endif + +#endif |