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InputUtil.h
1 /*
2  * Copyright (C) 2014 Google Inc.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #ifndef INPUTUTIL_H
18 #define INPUTUTIL_H
19 
20 #include <algorithm>
21 
26 namespace InputUtil {
27 
34 template <typename T>
35 const T& clamp(const T& a, const T& min, const T& max) {
36  return std::max<T>(min, std::min<T>(max, a));
37 }
38 
39 }
40 
41 #endif // INPUTUTIL_H
const T & clamp(const T &a, const T &min, const T &max)
Returns the value a clamped between min and max.
Definition: InputUtil.h:35