48 lines
1.3 KiB
C++
48 lines
1.3 KiB
C++
/***
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Olive - Non-Linear Video Editor
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Copyright (C) 2021 Olive Team
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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***/
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#ifndef CLAMP_H
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#define CLAMP_H
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template<typename T>
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/**
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* @brief Clamp a value between a minimum and a maximum value
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*
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* Similar to using min() and max() functions, but performs both at once. If value is less than minimum, this returns
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* minimum. If it is more than maximum, this returns maximum. Otherwise it returns value as-is.
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*
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* @return
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*
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* Will always return a value between minimum and maximum (inclusive).
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*/
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T clamp(T value, T minimum, T maximum) {
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if (value < minimum) {
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return minimum;
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}
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if (value > maximum) {
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return maximum;
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}
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return value;
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}
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#endif // CLAMP_H
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