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/*
* SOLID - Software Library for Interference Detection
*
* Copyright (C) 2001-2003 Dtecta. All rights reserved.
*
* This library may be distributed under the terms of the Q Public License
* (QPL) as defined by Trolltech AS of Norway and appearing in the file
* LICENSE.QPL included in the packaging of this file.
*
* This library may be distributed and/or modified under the terms of the
* GNU General Public License (GPL) version 2 as published by the Free Software
* Foundation and appearing in the file LICENSE.GPL included in the
* packaging of this file.
*
* This library is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
* WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*
* Commercial use or any other use of this library not covered by either
* the QPL or the GPL requires an additional license from Dtecta.
* Please contact info@dtecta.com for enquiries about the terms of commercial
* use of this library.
*/
#ifndef DT_TRIANGLE_H
#define DT_TRIANGLE_H
#include "SOLID_types.h"
#include "DT_Convex.h"
#include "DT_IndexArray.h"
#include "DT_VertexBase.h"
class DT_Triangle : public DT_Convex {
public:
DT_Triangle(const DT_VertexBase *base, DT_Index i0, DT_Index i1, DT_Index i2) :
m_base(base)
{
m_index[0] = i0;
m_index[1] = i1;
m_index[2] = i2;
}
DT_Triangle(const DT_VertexBase *base, const DT_Index *index) :
m_base(base)
{
m_index[0] = index[0];
m_index[1] = index[1];
m_index[2] = index[2];
}
virtual MT_BBox bbox() const;
virtual MT_Scalar supportH(const MT_Vector3& v) const;
virtual MT_Point3 support(const MT_Vector3& v) const;
virtual bool ray_cast(const MT_Point3& source, const MT_Point3& target, MT_Scalar& lambda, MT_Vector3& normal) const;
MT_Point3 operator[](int i) const { return (*m_base)[m_index[i]]; }
private:
const DT_VertexBase *m_base;
DT_Index m_index[3];
};
#endif
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