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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: InsideListExpression.cpp,v 1.5 2004/12/31 16:38:58 delpinux Exp $
#include <InsideListExpression.hpp>
#include <Scene.hpp>
#include <Object.hpp>
#include <Union.hpp>
#include <Intersection.hpp>
#include <Not.hpp>
ReferenceCounting<Object> InsideListExpressionAnd::objects(const Scene& S)
{
Intersection* intersection = new Intersection();
(*intersection).push_back((*__node1).objects(S));
(*intersection).push_back((*__node2).objects(S));
return new Object(intersection);
}
ReferenceCounting<Object> InsideListExpressionOr::objects(const Scene& S)
{
Union* merge = new Union();
(*merge).push_back((*__node1).objects(S));
(*merge).push_back((*__node2).objects(S));
return new Object(merge);
}
ReferenceCounting<Object> InsideListExpressionNot::objects(const Scene& S)
{
return new Object(new Not((*__node).objects(S)));
}
ReferenceCounting<Object> InsideListExpressionLeaf::objects(const Scene& S)
{
ReferenceCounting<Union> merge = new Union();
TinyVector<3> reference = (*__leaf).reference();
size_t numberOfLeafObjects = 0;
for (size_t i = 0; i<S.nbObjects(); ++i) {
if(S.object(i).hasReference()) {
if (S.object(i).reference() == reference) {
(*merge).push_back(new Object(S.object(i)));
numberOfLeafObjects++;
}
} else {
ffout(0) << "Object " << i << ':' << S.object(i) << "\nhas no reference\n\n";
}
}
if (numberOfLeafObjects==0) {
throw ErrorHandler(__FILE__,__LINE__,
"no object has reference "+stringify(reference)+" in scene",
ErrorHandler::normal);
}
ReferenceCounting<Shape> leaves;
if(numberOfLeafObjects == 1) { // leaf is just one object
leaves = (*(*(*merge).begin())).shape();
} else { // leaves are an union
leaves = merge;
}
Object* o;
if ((*__leaf).inside()) {
o = new Object(leaves);
} else {
o = new Object(new Not(new Object(leaves)));
}
o->setReference(reference);
return o;
}
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