kicad/3d-viewer/3d_rendering/3d_render_raytracing/shapes2D/cpolygon4pts2d.h

74 lines
2.6 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2015-2016 Mario Luzeiro <mrluzeiro@ua.pt>
* Copyright (C) 1992-2016 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, you may find one here:
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
* or you may search the http://www.gnu.org website for the version 2 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
/**
* @file cpolygon4pts2d.h
* @brief A simplified 4 point polygon
*/
#ifndef _CPOLYGON4PTS2D_H_
#define _CPOLYGON4PTS2D_H_
#include "cobject2d.h"
/**
* This handles simple polygons with 4 points. Used for pads.
* (rectangles, trapezoids, with rotation.etc)
* This is a simplified version of the cpolygon2d class
*/
class CPOLYGON4PTS2D : public COBJECT2D
{
private:
SFVEC2F m_segments[4];
SFVEC2F m_precalc_slope[4];
SFVEC2F m_seg_normal[4];
public:
CPOLYGON4PTS2D( const SFVEC2F &v1,
const SFVEC2F &v2,
const SFVEC2F &v3,
const SFVEC2F &v4,
const BOARD_ITEM &aBoardItem );
const SFVEC2F &GetV0() const { return m_segments[0]; }
const SFVEC2F &GetV1() const { return m_segments[1]; }
const SFVEC2F &GetV2() const { return m_segments[2]; }
const SFVEC2F &GetV3() const { return m_segments[3]; }
const SFVEC2F &GetN0() const { return m_seg_normal[0]; }
const SFVEC2F &GetN1() const { return m_seg_normal[1]; }
const SFVEC2F &GetN2() const { return m_seg_normal[2]; }
const SFVEC2F &GetN3() const { return m_seg_normal[3]; }
// Imported from COBJECT2D
bool Overlaps( const CBBOX2D &aBBox ) const;
bool Intersects( const CBBOX2D &aBBox ) const;
bool Intersect( const RAYSEG2D &aSegRay, float *aOutT, SFVEC2F *aNormalOut ) const;
INTERSECTION_RESULT IsBBoxInside( const CBBOX2D &aBBox ) const;
bool IsPointInside( const SFVEC2F &aPoint ) const;
};
#endif // _CPOLYGON4PTS2D_H_