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// This file is part of ff3d - http://www.freefem.org/ff3d
// Copyright (C) 2001, 2002, 2003 Stphane Del Pino
// 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, 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, write to the Free Software Foundation,
// Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
// $Id: SceneBox.hpp,v 1.2 2004/03/27 16:16:07 delpinux Exp $
#ifndef _SCENEBOX_HPP_
#define _SCENEBOX_HPP_
#include <TinyVector.hpp>
/**
* @file SceneBox.hpp
* @author Stphane Del Pino
* @date Fri Jan 3 10:53:24 2003
*
* @brief transparent box
*
* This class stored a special transparent box coming from the \p
* POV-Ray Virtual Reality description. It has the function to help
* the user to verify that the Structured3DMesh used for computation
* corresponds to the computationnal domain defined in VR.
*/
class SceneBox
{
private:
//! Tells if the SceneBox has been initialized.
bool initialized;
//! The first corner of the box.
TinyVector<3, real_t> a;
//! The second corner of the box.
TinyVector<3, real_t> b;
public:
//! Read-only access to \a a.
const TinyVector<3>& A() const
{
return a;
}
//! Read-only access to \a b.
const TinyVector<3>& B() const
{
return b;
}
//! Read-only access to \a initialized.
const bool Initialized() const
{
return initialized;
}
//! Copies the SceneBox \a SB.
SceneBox& operator=(const SceneBox& SB)
{
initialized = SB.initialized;
a = SB.A();
b = SB.B();
return *this;
}
//! Default constructor leads to an empty box not initialized.
SceneBox()
: initialized(false),
a(0),
b(0)
{
;
}
//! Copy constructor.
SceneBox(const SceneBox& SB)
: initialized(SB.initialized),
a(SB.a),
b(SB.b)
{
;
}
//! Constructs the SceneBox whose corners are \a aa ane \a bb.
SceneBox(const TinyVector<3>& aa, const TinyVector<3>& bb)
: initialized(true)
{
// ordering TinyVector<3> coordinates.
if (aa[0]>bb[0]) {
a[0] = bb[0];
b[0] = aa[0];
} else {
a[0] = aa[0];
b[0] = bb[0];
}
if (aa[1]>bb[1]) {
a[1] = bb[1];
b[1] = aa[1];
} else {
a[1] = aa[1];
b[1] = bb[1];
}
if (aa[2]>bb[2]) {
a[2] = bb[2];
b[2] = aa[2];
} else {
a[2] = aa[2];
b[2] = bb[2];
}
}
};
#endif // _SCENEBOX_HPP_
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