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/*
* OpenSCAD (www.openscad.org)
* Copyright (C) 2009-2011 Clifford Wolf <clifford@clifford.at> and
* Marius Kintel <marius@kintel.net>
*
* 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.
*
* As a special exception, you have permission to link this program
* with the CGAL library and distribute executables, as long as you
* follow the requirements of the GNU GPL in regard to all of the
* software in the executable aside from CGAL.
*
* 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 "rendernode.h"
#include "module.h"
#include "context.h"
#include "builtin.h"
#include "PolySetEvaluator.h"
#include <sstream>
#include <boost/assign/std/vector.hpp>
using namespace boost::assign; // bring 'operator+=()' into scope
class RenderModule : public AbstractModule
{
public:
RenderModule() { }
virtual AbstractNode *evaluate(const Context *ctx, const ModuleInstantiation *inst) const;
};
AbstractNode *RenderModule::evaluate(const Context *ctx, const ModuleInstantiation *inst) const
{
RenderNode *node = new RenderNode(inst);
std::vector<std::string> argnames;
argnames += "convexity";
std::vector<Expression*> argexpr;
Context c(ctx);
c.args(argnames, argexpr, inst->argnames, inst->argvalues);
Value v = c.lookup_variable("convexity");
if (v.type() == Value::NUMBER)
node->convexity = (int)v.toDouble();
std::vector<AbstractNode *> evaluatednodes = inst->evaluateChildren();
node->children.insert(node->children.end(), evaluatednodes.begin(), evaluatednodes.end());
return node;
}
class PolySet *RenderNode::evaluate_polyset(PolySetEvaluator *ps) const
{
return ps->evaluatePolySet(*this);
}
std::string RenderNode::toString() const
{
std::stringstream stream;
stream << this->name() << "(convexity = " << convexity << ")";
return stream.str();
}
void register_builtin_render()
{
Builtins::init("render", new RenderModule());
}
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