bbox_2d.h

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2015-2016 Mario Luzeiro <[email protected]>
 * Copyright The KiCad Developers, see AUTHORS.txt for contributors.
 *
 * 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.
 *
 * 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, see <https://www.gnu.org/licenses/>.
 */

 
#ifndef _BBOX_2D_H_
#define _BBOX_2D_H_
 
#include <plugins/3dapi/xv3d_types.h>   // SFVEC2F
 
struct RAY2D;
struct RAYSEG2D;

struct BBOX_2D
{
public:

    BBOX_2D();

    explicit BBOX_2D( const SFVEC2F& aPbInit );

    BBOX_2D( const SFVEC2F& aPbMin, const SFVEC2F& aPbMax );
 
    ~BBOX_2D();
 

    void Set( const SFVEC2F& aPbMin, const SFVEC2F& aPbMax );

    void Set( const BBOX_2D& aBBox );

    void Union( const SFVEC2F& aPoint );

    void Union( const BBOX_2D& aBBox );

    void Scale( float aScale );

    void ScaleNextUp();

    void ScaleNextDown();

    bool Intersects( const BBOX_2D& aBBox ) const;

    bool Intersects( const SFVEC2F& aCenter, float aRadiusSquared ) const;

    bool Inside( const SFVEC2F& aPoint ) const;

    bool Inside( const BBOX_2D& aBBox ) const;

    float Area() const;

    bool IsInitialized() const;

    void Reset();

    SFVEC2F GetCenter() const;

    SFVEC2F GetExtent() const;

    const SFVEC2F& Min() const { return m_min; }

    const SFVEC2F& Max() const { return m_max; }
 

    unsigned int MaxDimension() const;

    float Perimeter() const;

    bool Intersect( const RAY2D& aRay, float* t ) const;
 
    bool Intersect( const RAY2D& aRay, float* aOutHitT0, float* aOutHitT1 ) const;
 
    bool Intersect( const RAYSEG2D& aRaySeg ) const;
 
private:
    SFVEC2F m_min; 
    SFVEC2F m_max; 
};
 
#endif // bbox_2d.h