116 lines
4.4 KiB
C
116 lines
4.4 KiB
C
|
/*
|
||
|
|
__________
|
||
|
|
_____ __ __\______ \_____ _______ ______ ____ _______
|
||
|
|
/ \ | | \| ___/\__ \ \_ __ \/ ___/_/ __ \\_ __ \
|
||
|
|
| Y Y \| | /| | / __ \_| | \/\___ \ \ ___/ | | \/
|
||
|
|
|__|_| /|____/ |____| (____ /|__| /____ > \___ >|__|
|
||
|
|
\/ \/ \/ \/
|
||
|
|
Copyright (C) 2013 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
|
||
|
|
|
||
|
|
//--- Standard includes ------------------------------------------------------------------------
|
||
|
|
#include <vector>
|
||
|
|
|
||
|
|
//--- Parser includes --------------------------------------------------------------------------
|
||
|
|
#include "muParserBase.h"
|
||
|
|
#include "muParserTemplateMagic.h"
|
||
|
|
|
||
|
|
/** \file
|
||
|
|
\brief Definition of the standard floating point parser.
|
||
|
|
*/
|
||
|
|
|
||
|
|
namespace mu
|
||
|
|
{
|
||
|
|
/** \brief Mathematical expressions parser.
|
||
|
|
|
||
|
|
Standard implementation of the mathematical expressions parser.
|
||
|
|
Can be used as a reference implementation for subclassing the parser.
|
||
|
|
|
||
|
|
<small>
|
||
|
|
(C) 2011 Ingo Berg<br>
|
||
|
|
muparser(at)beltoforion.de
|
||
|
|
</small>
|
||
|
|
*/
|
||
|
|
/* final */ class Parser : public ParserBase
|
||
|
|
{
|
||
|
|
public:
|
||
|
|
|
||
|
|
Parser();
|
||
|
|
|
||
|
|
virtual void InitCharSets();
|
||
|
|
virtual void InitFun();
|
||
|
|
virtual void InitConst();
|
||
|
|
virtual void InitOprt();
|
||
|
|
virtual void OnDetectVar(string_type *pExpr, int &nStart, int &nEnd);
|
||
|
|
|
||
|
|
value_type Diff(value_type *a_Var,
|
||
|
|
value_type a_fPos,
|
||
|
|
value_type a_fEpsilon = 0) const;
|
||
|
|
|
||
|
|
protected:
|
||
|
|
|
||
|
|
// Trigonometric functions
|
||
|
|
static value_type Sin(value_type);
|
||
|
|
static value_type Cos(value_type);
|
||
|
|
static value_type Tan(value_type);
|
||
|
|
static value_type Tan2(value_type, value_type);
|
||
|
|
// arcus functions
|
||
|
|
static value_type ASin(value_type);
|
||
|
|
static value_type ACos(value_type);
|
||
|
|
static value_type ATan(value_type);
|
||
|
|
static value_type ATan2(value_type, 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);
|
||
|
|
|
||
|
|
// Prefix operators
|
||
|
|
// !!! Unary Minus is a MUST if you want to use negative signs !!!
|
||
|
|
static value_type UnaryMinus(value_type);
|
||
|
|
static value_type UnaryPlus(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 int IsVal(const char_type* a_szExpr, int *a_iPos, value_type *a_fVal);
|
||
|
|
};
|
||
|
|
} // namespace mu
|
||
|
|
|
||
|
|
#endif
|
||
|
|
|