source: golgotha/src/maxtool/sdk_inc/box3.h @ 80 Tweet

/**********************************************************************
 *<
        FILE: box3.h

        DESCRIPTION: 3D Box class

        CREATED BY: Dan Silva

        HISTORY:

 *>     Copyright (c) 1994, All Rights Reserved.
 **********************************************************************/
#ifndef _BOX3_H 

#define _BOX3_H 

#include "point3.h"
#include "matrix3.h"

class Box3 {
        public:
                Point3 pmin,pmax;
                DllExport Box3();
                Box3(const Point3& p, const Point3& q) { pmin = p; pmax = q;}
                DllExport void Init();

                DllExport void MakeCube(const Point3& p, float side);

                // Access
                Point3 Min() const { return pmin; }
                Point3 Max() const { return pmax; }
                Point3 Center() const { return(pmin+pmax)/(float)2.0; }
                Point3 Width() const { return(pmax-pmin); }

                /* operator[] returns ith corner point: (i == (0..7) )
                        Mapping:
                                X   Y   Z
                        [0] : (min,min,min)
                        [1] : (max,min,min)
                        [2] : (min,max,min)
                        [3] : (max,max,min)
                        [4] : (min,min,max)
                        [5] : (max,min,max)
                        [6] : (min,max,max)
                        [7] : (max,max,max)
                        */
                DllExport Point3 operator[](int i) const;         

                // Modifiers
                DllExport Box3& operator+=(const Point3& p);    // expand this box to include Point3
                DllExport Box3& operator+=(const Box3& b);   // expand this box to include  Box3

                DllExport void Scale(float s); // scale box about center
                DllExport void Translate(const Point3 &p); // translate box
                DllExport void EnlargeBy(float s); // enlarge by this amount on all sides

                // Returns a box that bounds the 8 transformed corners of the input box.
                DllExport Box3 operator*(const Matrix3& tm) const;

                // Tests
                DllExport int IsEmpty() const;   // is this box empty?
                DllExport int Contains(const Point3& p) const;  // is point in this box?
                DllExport int Contains(const Box3& b) const;  // is box b totally in this box?

        };


#endif