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Diffstat (limited to 'muparser/muParser.h')
| -rw-r--r-- | muparser/muParser.h | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/muparser/muParser.h b/muparser/muParser.h new file mode 100644 index 0000000..5aff62d --- /dev/null +++ b/muparser/muParser.h @@ -0,0 +1,104 @@ +/*
+ __________
+ _____ __ __\______ \_____ _______ ______ ____ _______
+ / \ | | \| ___/\__ \ \_ __ \/ ___/_/ __ \\_ __ \
+ | 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_H
+#define MU_PARSER_H
+
+#include "muParserBase.h"
+#include <vector>
+
+
+namespace mu
+{
+
+/** \brief Mathematical expressions parser (reference implementation).
+
+ Standard implementation of the mathematical expressions parser.
+ Can be used as a reference implementation for subclassing the parser.
+
+ <small>
+ (C) 2004-2006 Ingo Berg<br>
+ ingo_berg(at)gmx.de
+ </small>
+*/
+class Parser : public ParserBase
+{
+private:
+ // Trigonometric functions
+ static value_type Sin(value_type);
+ static value_type Cos(value_type);
+ static value_type Tan(value_type);
+ // arcus functions
+ static value_type ASin(value_type);
+ static value_type ACos(value_type);
+ static value_type ATan(value_type);
+ // hyperbolic functions
+ static value_type Sinh(value_type);
+ static value_type Cosh(value_type);
+ static value_type Tanh(value_type);
+ // arcus hyperbolic functions
+ static value_type ASinh(value_type);
+ static value_type ACosh(value_type);
+ static value_type ATanh(value_type);
+ // Logarithm functions
+ static value_type Log2(value_type); // Logarithm Base 2
+ static value_type Log10(value_type); // Logarithm Base 10
+ static value_type Ln(value_type); // Logarithm Base e (natural logarithm)
+ // misc
+ static value_type Exp(value_type);
+ static value_type Abs(value_type);
+ static value_type Sqrt(value_type);
+ static value_type Rint(value_type);
+ static value_type Sign(value_type);
+ static value_type Ite(value_type, value_type, value_type);
+
+ // Prefix operators
+ // !!! Unary Minus is a MUST if you want to use negative signs !!!
+ static value_type UnaryMinus(value_type);
+
+ // Functions with variable number of arguments
+ static value_type Sum(const value_type*, int); // sum
+ static value_type Avg(const value_type*, int); // mean value
+ static value_type Min(const value_type*, int); // minimum
+ static value_type Max(const value_type*, int); // maximum
+
+ static bool IsVal(const char_type *a_szExpr, int &a_iPos, value_type &a_fVal);
+
+ value_type m_fEpsilon; ///< Epsilon used for numerical differentiation.
+
+public:
+ Parser();
+
+ virtual void InitCharSets();
+ virtual void InitFun();
+ virtual void InitConst();
+ virtual void InitOprt();
+
+ value_type Diff(value_type *a_Var, value_type a_fPos) const;
+};
+
+} // namespace mu
+
+#endif
+
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