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| author | astrojhgu <astrojhgu@ed2142bd-67ad-457f-ba7c-d818d4011675> | 2008-12-15 07:26:12 +0000 |
|---|---|---|
| committer | astrojhgu <astrojhgu@ed2142bd-67ad-457f-ba7c-d818d4011675> | 2008-12-15 07:26:12 +0000 |
| commit | 1f4a944064bc42284c33e6b755353d191cf288e8 (patch) | |
| tree | c8cb2253dea5f395e0f867aa6976433bd3eb00de /muparser/muParserInt.h | |
| download | opt-utilities-1f4a944064bc42284c33e6b755353d191cf288e8.tar.bz2 | |
git-svn-id: file:///home/svn/opt_utilities@1 ed2142bd-67ad-457f-ba7c-d818d4011675
Diffstat (limited to 'muparser/muParserInt.h')
| -rw-r--r-- | muparser/muParserInt.h | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/muparser/muParserInt.h b/muparser/muParserInt.h new file mode 100644 index 0000000..008792d --- /dev/null +++ b/muparser/muParserInt.h @@ -0,0 +1,93 @@ +/*
+ __________
+ _____ __ __\______ \_____ _______ ______ ____ _______
+ / \ | | \| ___/\__ \ \_ __ \/ ___/_/ __ \\_ __ \
+ | Y Y \| | /| | / __ \_| | \/\___ \ \ ___/ | | \/
+ |__|_| /|____/ |____| (____ /|__| /____ > \___ >|__|
+ \/ \/ \/ \/
+ Copyright (C) 2004-2006 Ingo Berg
+
+ Permission is hereby granted, free of charge, to any person obtaining a copy of this
+ software and associated documentation files (the "Software"), to deal in the Software
+ without restriction, including without limitation the rights to use, copy, modify,
+ merge, publish, distribute, sublicense, and/or sell copies of the Software, and to
+ permit persons to whom the Software is furnished to do so, subject to the following conditions:
+
+ The above copyright notice and this permission notice shall be included in all copies or
+ substantial portions of the Software.
+
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT
+ NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+ DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+*/
+
+#ifndef MU_PARSER_INT_H
+#define MU_PARSER_INT_H
+
+#include "muParserBase.h"
+#include <vector>
+
+
+namespace mu
+{
+
+/** \brief Mathematical expressions parser.
+
+ This version of the parser handles only integer numbers. It disables the built in operators thus it is
+ slower than muParser. Integer values are stored in the double value_type and converted if needed.
+*/
+class ParserInt : public ParserBase
+{
+private:
+ static int Round(value_type v) { return (int)(v + ((v>=0) ? 0.5 : -0.5) ); };
+
+ static value_type Abs(value_type);
+ static value_type Sign(value_type);
+ static value_type Ite(value_type, value_type, value_type);
+ // !! The unary Minus is a MUST, otherwise you cant use negative signs !!
+ static value_type UnaryMinus(value_type);
+ // Functions with variable number of arguments
+ static value_type Sum(const value_type* a_afArg, int a_iArgc); // sum
+ static value_type Min(const value_type* a_afArg, int a_iArgc); // minimum
+ static value_type Max(const value_type* a_afArg, int a_iArgc); // maximum
+ // binary operator callbacks
+ static value_type Add(value_type v1, value_type v2);
+ static value_type Sub(value_type v1, value_type v2);
+ static value_type Mul(value_type v1, value_type v2);
+ static value_type Div(value_type v1, value_type v2);
+ static value_type Mod(value_type v1, value_type v2);
+ static value_type Shr(value_type v1, value_type v2);
+ static value_type Shl(value_type v1, value_type v2);
+ static value_type LogAnd(value_type v1, value_type v2);
+ static value_type LogOr(value_type v1, value_type v2);
+ static value_type LogXor(value_type v1, value_type v2);
+ static value_type And(value_type v1, value_type v2);
+ static value_type Or(value_type v1, value_type v2);
+ static value_type Xor(value_type v1, value_type v2);
+ static value_type Less(value_type v1, value_type v2);
+ static value_type Greater(value_type v1, value_type v2);
+ static value_type LessEq(value_type v1, value_type v2);
+ static value_type GreaterEq(value_type v1, value_type v2);
+ static value_type Equal(value_type v1, value_type v2);
+ static value_type NotEqual(value_type v1, value_type v2);
+ static value_type Not(value_type v1);
+
+ static bool IsHexVal(const char_type *a_szExpr, int &a_iPos, value_type &a_iVal);
+ static bool IsBinVal(const char_type *a_szExpr, int &a_iPos, value_type &a_iVal);
+ static bool IsVal(const char_type *a_szExpr, int &a_iPos, value_type &a_iVal);
+
+public:
+ ParserInt();
+
+ virtual void InitFun();
+ virtual void InitOprt();
+ virtual void InitConst();
+ virtual void InitCharSets();
+};
+
+} // namespace mu
+
+#endif
+
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