103 lines
3.0 KiB
C++
103 lines
3.0 KiB
C++
/* libsegl - Sebas Extended GL Library
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* Collection of Opengl/3D-Math helpers
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*
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* Copyright (c) 2008 by Sebastian Lohff, seba@seba-geek.de
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* http://www.seba-geek.de
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __PUNKT3D_h
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#define __PUNKT3D_h
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#include <iostream>
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#include <cmath>
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#include "emath.h"
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namespace segl {
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class Punkt3D {
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public:
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Punkt3D();
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Punkt3D(float, float, float);
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~Punkt3D() { };
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float x, y, z;
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void set(float, float, float);
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float abs() const;
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Punkt3D kreuzprodukt(const Punkt3D&) const;
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void normalize();
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Punkt3D getNormalized() const;
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bool isNormalized() const;
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float calcAngle(Punkt3D b) const;
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Punkt3D getOrtographic() const;
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Punkt3D getOrtographic2() const;
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void print(std::string="") const;
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// Operatoren
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Punkt3D operator+(const Punkt3D&) const;
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Punkt3D operator-(const Punkt3D&) const;
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Punkt3D& operator+=(const Punkt3D&);
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Punkt3D& operator-=(const Punkt3D&);
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Punkt3D operator+(const float&) const;
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Punkt3D operator-(const float&) const;
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Punkt3D operator*(const float&) const;
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Punkt3D operator/(const float&) const;
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Punkt3D& operator+=(const float&);
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Punkt3D& operator-=(const float&);
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Punkt3D& operator*=(const float&);
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Punkt3D& operator/=(const float&);
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float operator*(const Punkt3D&) const;
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Punkt3D operator-() const;
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bool operator==(const Punkt3D&) const;
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bool operator!=(const Punkt3D&) const;
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friend Punkt3D operator+(const float&, const Punkt3D&);
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friend Punkt3D operator-(const float&, const Punkt3D&);
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friend Punkt3D operator*(const float&, const Punkt3D&);
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friend Punkt3D operator/(const float&, const Punkt3D&);
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friend std::ostream &operator<<(std::ostream &ostr, const Punkt3D &r);
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};
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} // namespace segl
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float abs(const segl::Punkt3D&);
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// OpenGL-Functions for Punkt3D
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void glVertex3f(const segl::Punkt3D&);
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void glTranslatef(const segl::Punkt3D&);
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void glNormal3f(const segl::Punkt3D&);
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void glRotatef(const float&, const segl::Punkt3D&);
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// Funktionen mit richtgen bezeichnern
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void glVertexP3D(const segl::Punkt3D&);
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void glTranslateP3D(const segl::Punkt3D&);
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void glNormalP3D(const segl::Punkt3D&);
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void glRotateP3D(const float&, const segl::Punkt3D&);
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void gluLookAt(const segl::Punkt3D &pos, const segl::Punkt3D &viewport, const segl::Punkt3D &normal);
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#endif
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