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