//
//  Copyright (C) : Please refer to the COPYRIGHT file distributed 
//   with this source distribution. 
//
//  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, write to the Free Software
//  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
//
///////////////////////////////////////////////////////////////////////////////

#include "TriangleRep.h"

void TriangleRep::ComputeBBox()
{
  real XMax = _vertices[0][0];
  real YMax = _vertices[0][1];
  real ZMax = _vertices[0][2];

  real XMin = _vertices[0][0];
  real YMin = _vertices[0][1];
  real ZMin = _vertices[0][2];

  // parse all the coordinates to find 
  // the XMax, YMax, ZMax
  for(int i=0; i<3; ++i)
  {
    // X
    if(_vertices[i][0] > XMax)
      XMax = _vertices[i][0];
    if(_vertices[i][0] < XMin)
      XMin = _vertices[i][0];

    // Y
    if(_vertices[i][1] > YMax)
      YMax = _vertices[i][1];
    if(_vertices[i][1] < YMin)
      YMin = _vertices[i][1];

    // Z
    if(_vertices[i][2] > ZMax)
      ZMax = _vertices[i][2];
    if(_vertices[i][2] < ZMin)
      ZMin = _vertices[i][2];

  }

  SetBBox(BBox<Vec3r>(Vec3r(XMin, YMin, ZMin), Vec3r(XMax, YMax, ZMax)));
}