kicad/3d-viewer/3d_rendering/3d_render_raytracing/frustum.h

63 lines
1.9 KiB
C
Raw Normal View History

/*
* 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) 1992-2020 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 frustum.h
* @brief Implement a frustum that is used for ray packet tests.
*/
#ifndef _FRUSTUM_H_
#define _FRUSTUM_H_
#include "shapes3D/bbox_3d.h"
#include "ray.h"
// !TODO: optimize wih SSE
//#if(GLM_ARCH != GLM_ARCH_PURE)
#if 0
#error not implemented
#else
struct FRUSTUM
{
public:
void GenerateFrustum( const RAY& topLeft, const RAY& topRight, const RAY& bottomLeft,
const RAY& bottomRight );
/**
* Intersect \a aBBox with this frustum.
*
* @param aBBox is a bounding box to test.
* @return true if the bounding box intersects this frustum.
*/
bool Intersect( const BBOX_3D& aBBox ) const;
private:
SFVEC3F m_normals[4];
SFVEC3F m_point[4];
};
#endif
#endif // _FRUSTUM_H_