Medical Imaging Interaction Toolkit  2025.12.02
Medical Imaging Interaction Toolkit
mitkFormulaParser.h
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1 /*============================================================================
2 
3 The Medical Imaging Interaction Toolkit (MITK)
4 
5 Copyright (c) German Cancer Research Center (DKFZ)
6 All rights reserved.
7 
8 Use of this source code is governed by a 3-clause BSD license that can be
9 found in the LICENSE file.
10 
11 ============================================================================*/
12 
13 #ifndef mitkFormulaParser_h
14 #define mitkFormulaParser_h
15 
16 #include <string>
17 #include <map>
18 
19 #include "mitkExceptionMacro.h"
20 
21 #include "MitkModelFitExports.h"
22 
23 namespace mitk
24 {
29  {
30  public:
32  };
33 
34 
65  {
66  public:
67  using ValueType = double;
68  using VariableMapType = std::map<std::string, ValueType>;
76  FormulaParser(const VariableMapType* variables);
77 
89  ValueType parse(const std::string& input);
90 
99  ValueType lookupVariable(const std::string var);
100 
101  private:
103  const VariableMapType* m_Variables;
104  };
105 }
106 
107 #endif
#define MITKMODELFIT_EXPORT
An object of this class represents an exception of MITK. Please don't instantiate exceptions manually...
Definition: mitkException.h:46
Exception class for all exceptions that are generated in the FormulaParser module.
mitkExceptionClassMacro(FormulaParserException, mitk::Exception)
This class offers the functionality to evaluate simple mathematical formula strings (e....
FormulaParser(const VariableMapType *variables)
Construct the FormulaParser and initialized the variables with variables.
std::map< std::string, ValueType > VariableMapType
ValueType lookupVariable(const std::string var)
Looks up the associated value of the given string var in the variables map.
ValueType parse(const std::string &input)
Evaluates the input string and returns the resulting value.
Find image slices visible on a given plane.