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/*
* LLCalcParser.cpp
* Copyright 2008 Aimee Walton.
* $LicenseInfo:firstyear=2008&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2008, Linden Research, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*
*/
#include "linden_common.h"
#include "llcalcparser.h"
using namespace boost::spirit::classic;
F32 LLCalcParser::lookup(const std::string::iterator& start, const std::string::iterator& end) const
{
LLCalc::calc_map_t::iterator iter;
std::string name(start, end);
if (mConstants)
{
iter = mConstants->find(name);
if (iter != mConstants->end())
{
return (*iter).second;
}
}
else
{
// This should never happen!
throw_(end, std::string("Missing constants table"));
}
if (mVariables)
{
iter = mVariables->find(name);
if (iter != mVariables->end())
{
return (*iter).second;
}
}
throw_(end, std::string("Unknown symbol " + name));
return 0.f;
}
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