69 lines
2.0 KiB
C
69 lines
2.0 KiB
C
/*
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* PVVMUD a 3D MUD
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* Copyright (C) 1998-1999 Programvareverkstedet (pvv@pvv.org)
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (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, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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#include "pvvmud.H"
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#include "bbox.H"
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CBBox::CBBox(){
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// p1 and p2 are initialized to (0,0,0)
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}
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CBBox::CBBox(double x1,double y1, double z1, double x2, double y2, double z2){
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p1 = CPosition(MIN(x1,x2),MIN(y1,y2),MIN(z1,z2));
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p2 = CPosition(MAX(x1,x2),MAX(y1,y2),MAX(z1,z2));
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}
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const CPosition & CBBox::getP1() const{
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return p1;
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}
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const CPosition & CBBox::getP2() const{
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return p2;
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}
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void CBBox::initialize(const CPosition & position){
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p1 = p2 = position;
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}
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void CBBox::include(const CPosition & position){
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int ii;
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for (ii = 0; ii < 3 ; ii++){
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if (position.getValue(ii) < p1.getValue(ii))
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p1.setValue(ii,position.getValue(ii));
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if (position.getValue(ii) > p2.getValue(ii))
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p2.setValue(ii,position.getValue(ii));
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}
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}
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int CBBox::inside(const CPosition & position) const{
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return ((position >= p1) && (position <= p2));
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}
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int CBBox::insideXY(const CVector & position) const{
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return ((position.getX() >= p1.getX()) && (position.getX() <= p2.getX()) &&
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(position.getY() >= p1.getY()) && (position.getY() <= p2.getY()) );
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}
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ostream& operator<<(ostream&s,const CBBox& b) {
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return s << "[ (" << b.getP1() << ") , (" << b.getP2() << ") ]";
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}
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