kicad/3d-viewer/3d_rendering/track_ball.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 <mrluzeiro@ua.pt>
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* Copyright (C) 2015-2020 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 track_ball.h
* @brief Declaration for a track ball camera
*/
#ifndef TRACK_BALL_H
#define TRACK_BALL_H
#include "camera.h"
class TRACK_BALL : public CAMERA
{
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public:
explicit TRACK_BALL( float aRangeScale, float aDefaultZoom );
virtual ~TRACK_BALL()
{
}
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void Drag( const wxPoint& aNewMousePosition ) override;
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void Pan( const wxPoint& aNewMousePosition ) override;
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void Pan( const SFVEC3F& aDeltaOffsetInc ) override;
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void Pan_T1( const SFVEC3F& aDeltaOffsetInc ) override;
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void SetLookAtPos( const SFVEC3F& aLookAtPos ) override;
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void Reset() override;
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void Reset_T1() override;
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void SetT0_and_T1_current_T() override;
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void Interpolate( float t ) override;
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private:
/**
* quarternion of the trackball
*/
double m_quat[4];
double m_quat_t0[4];
double m_quat_t1[4];
};
#endif // TRACK_BALL_H