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0b2d4d4879
Recommendation is to avoid using the year nomenclature as this information is already encoded in the git repo. Avoids needing to repeatly update. Also updates AUTHORS.txt from current repo with contributor names
109 lines
3.8 KiB
C++
109 lines
3.8 KiB
C++
/*
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* This program source code file is part of KiCad, a free EDA CAD application.
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*
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* Copyright (C) 2015-2016 Mario Luzeiro <mrluzeiro@ua.pt>
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* Copyright The KiCad Developers, see AUTHORS.txt for contributors.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, you may find one here:
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* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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* or you may search the http://www.gnu.org website for the version 2 license,
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* or you may write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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/**
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* @file round_segment_2d.h
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*/
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#ifndef _ROUND_SEGMENT_2D_H_
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#define _ROUND_SEGMENT_2D_H_
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#include "object_2d.h"
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#include "../ray.h"
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#include "filled_circle_2d.h"
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#include <plugins/3dapi/xv3d_types.h> // SFVEC2F
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class BOARD_ITEM;
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class ROUND_SEGMENT_2D : public OBJECT_2D
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{
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public:
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ROUND_SEGMENT_2D( const SFVEC2F& aStart, const SFVEC2F& aEnd, float aWidth,
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const BOARD_ITEM& aBoardItem );
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float GetRadius() const { return m_radius; }
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float GetRadiusSquared() const { return m_radius_squared; }
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float GetWidth() const { return m_width; }
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float GetLength() const { return m_segment.m_Length; }
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const SFVEC2F& GetStart() const { return m_segment.m_Start; }
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const SFVEC2F& GetEnd() const { return m_segment.m_End; }
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const SFVEC2F& GetEnd_minus_Start() const { return m_segment.m_End_minus_start; }
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const SFVEC2F& GetLeftStar() const { return m_leftStart; }
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const SFVEC2F& GetLeftEnd() const { return m_leftEnd; }
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const SFVEC2F& GetLeftEnd_minus_Start() const { return m_leftEndMinusStart; }
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const SFVEC2F& GetLeftDir() const { return m_leftDir; }
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const SFVEC2F& GetRightStar() const { return m_rightStart; }
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const SFVEC2F& GetRightEnd() const { return m_rightEnd; }
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const SFVEC2F& GetRightEnd_minus_Start() const { return m_rightEndMinusStart; }
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const SFVEC2F& GetRightDir() const { return m_rightDir; }
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bool Overlaps( const BBOX_2D& aBBox ) const override;
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bool Intersects( const BBOX_2D& aBBox ) const override;
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bool Intersect( const RAYSEG2D& aSegRay, float* aOutT, SFVEC2F* aNormalOut ) const override;
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INTERSECTION_RESULT IsBBoxInside( const BBOX_2D& aBBox ) const override;
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bool IsPointInside( const SFVEC2F& aPoint ) const override;
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private:
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friend class ROUND_SEGMENT;
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RAYSEG2D m_segment;
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SFVEC2F m_leftStart;
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SFVEC2F m_leftEnd;
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SFVEC2F m_leftEndMinusStart;
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SFVEC2F m_leftDir;
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SFVEC2F m_rightStart;
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SFVEC2F m_rightEnd;
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SFVEC2F m_rightEndMinusStart;
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SFVEC2F m_rightDir;
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float m_radius;
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float m_radius_squared;
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float m_width;
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};
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static const float s_min_dot = ( FLT_EPSILON * 4.0f * FLT_EPSILON * 4.0f );
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/**
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* Check if segment start and end is very close to each other.
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*
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* This should used to check if the segment should be converted to a circle instead.
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*
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* @return true is it is better to convert the segment to circle
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*/
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inline bool Is_segment_a_circle( const SFVEC2F& aStart, const SFVEC2F& aEnd )
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{
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const SFVEC2F vec = aEnd - aStart;
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// This is the same as calc the length squared (without the sqrt)
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// and compare with a small value.
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return (aStart == aEnd) || ( glm::dot( vec, vec ) <= s_min_dot );
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}
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#endif // _ROUND_SEGMENT_2D_H_
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