Transform.hh

/**********************************************************************
 * blaRAY -- photon mapper/raytracer
 * (C) 2008 by Tomasz bla Fortuna <bla@thera.be>, <bla@af.gliwice.pl>
 *
 * 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 3 of the License, or
 * any later version.
 *
 * See Docs/LICENSE
 *********************/

#ifndef _TRANSFORM_H_
#define _TRANSFORM_H_

#include "Matrix.hh"

namespace Math {

        class Transform : public Matrix {
        public:
                enum Direction { ROT_X, ROT_Y, ROT_Z };

                Transform();

                Transform(const Matrix &M);

                Transform(Double x, Double y, Double z);

                Transform(Direction D, Double Angle);

                void RotateX(Double Angle); 
                void RotateY(Double Angle); 
                void RotateZ(Double Angle); 
                void Translate(Double x, Double y, Double z);

                void Resize(Double x, Double y, Double z);

        };

        class Rotate {
        public:
                inline static Transform X(Double Angle) {
                        return Transform(Transform::ROT_X, Angle);
                }

                inline static Transform Y(Double Angle) {
                        return Transform(Transform::ROT_Y, Angle);
                }

                inline static Transform Z(Double Angle) {
                        return Transform(Transform::ROT_Z, Angle);
                }
        };

        class Translate : public Transform {
        public:
                Translate(Double x, Double y, Double z) : Transform(x, y, z) {};
        };

        class Scale : public Transform {
        public:
                Scale(Double x, Double y, Double z) : Transform()
                {
                        Resize(x, y, z);
                };
        };

};

#endif

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