Eclipse SUMO - Simulation of Urban MObility
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CastingFunctionBinding.h
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1/****************************************************************************/
2// Eclipse SUMO, Simulation of Urban MObility; see https://eclipse.dev/sumo
3// Copyright (C) 2001-2024 German Aerospace Center (DLR) and others.
4// This program and the accompanying materials are made available under the
5// terms of the Eclipse Public License 2.0 which is available at
6// https://www.eclipse.org/legal/epl-2.0/
7// This Source Code may also be made available under the following Secondary
8// Licenses when the conditions for such availability set forth in the Eclipse
9// Public License 2.0 are satisfied: GNU General Public License, version 2
10// or later which is available at
11// https://www.gnu.org/licenses/old-licenses/gpl-2.0-standalone.html
12// SPDX-License-Identifier: EPL-2.0 OR GPL-2.0-or-later
13/****************************************************************************/
20// Function type template
21/****************************************************************************/
22#pragma once
23#include <config.h>
24
26
27
28// ===========================================================================
29// class definitions
30// ===========================================================================
34template< class T, typename R, typename O >
36public:
38 typedef O(T::* Operation)() const;
39
40 CastingFunctionBinding(T* source, Operation operation, const R scale = 1) :
41 mySource(source),
42 myOperation(operation),
43 myScale(scale) {}
44
47
48 R getValue() const {
49 return myScale * (R)(mySource->*myOperation)();
50 }
51
55
59
60private:
63
66
68 const R myScale;
69
70private:
73
74};
T * mySource
The object the action is directed to.
O(T::* Operation)() const
Type of the function to execute.
CastingFunctionBinding< T, R, O > & operator=(const CastingFunctionBinding< T, R, O > &)
invalidated assignment operator
ValueSource< R > * copy() const
ValueSource< double > * makedoubleReturningCopy() const
const R myScale
The scale to apply.
Operation myOperation
The object's operation to perform.
CastingFunctionBinding(T *source, Operation operation, const R scale=1)