77 lines
2.6 KiB
C
77 lines
2.6 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 (C) 1992-2016 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 raypacket.h
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* @brief
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*/
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#ifndef _RAYPACKET_H_
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#define _RAYPACKET_H_
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#include "ray.h"
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#include "cfrustum.h"
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#include "../ccamera.h"
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#define RAYPACKET_DIM (1 << 3)
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#define RAYPACKET_MASK (unsigned int)( (RAYPACKET_DIM - 1))
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#define RAYPACKET_INVMASK (unsigned int)(~(RAYPACKET_DIM - 1))
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#define RAYPACKET_RAYS_PER_PACKET (RAYPACKET_DIM * RAYPACKET_DIM)
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struct RAYPACKET
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{
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CFRUSTUM m_Frustum;
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RAY m_ray[RAYPACKET_RAYS_PER_PACKET];
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RAYPACKET( const CCAMERA &aCamera,
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const SFVEC2I &aWindowsPosition );
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RAYPACKET( const CCAMERA &aCamera,
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const SFVEC2I &aWindowsPosition,
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const SFVEC3F &aDirectionDisplacementFactor );
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RAYPACKET( const CCAMERA &aCamera,
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const SFVEC2I &aWindowsPosition,
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unsigned int aPixelMultiple );
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RAYPACKET( const CCAMERA &aCamera,
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const SFVEC2F &aWindowsPosition );
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RAYPACKET( const CCAMERA &aCamera,
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const SFVEC2F &aWindowsPosition,
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const SFVEC2F &a2DWindowsPosDisplacementFactor );
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};
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void RAYPACKET_InitRays( const CCAMERA &aCamera,
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const SFVEC2F &aWindowsPosition,
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RAY *aRayPck );
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void RAYPACKET_InitRays_with2DDisplacement( const CCAMERA &aCamera,
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const SFVEC2F &aWindowsPosition,
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const SFVEC2F &a2DWindowsPosDisplacementFactor,
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RAY *aRayPck );
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#endif // _RAYPACKET_H_
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