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81 lines
3.2 KiB
C++
81 lines
3.2 KiB
C++
/*****************************************************************************************
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* *
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* OpenSpace *
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* *
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* Copyright (c) 2014-2024 *
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* *
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* Permission is hereby granted, free of charge, to any person obtaining a copy of this *
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* software and associated documentation files (the "Software"), to deal in the Software *
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* without restriction, including without limitation the rights to use, copy, modify, *
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* merge, publish, distribute, sublicense, and/or sell copies of the Software, and to *
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* permit persons to whom the Software is furnished to do so, subject to the following *
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* conditions: *
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* *
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* The above copyright notice and this permission notice shall be included in all copies *
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* or substantial portions of the Software. *
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* *
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, *
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* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A *
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* PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT *
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF *
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* CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE *
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* OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
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****************************************************************************************/
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#include <ghoul/misc/assert.h>
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namespace openspace::interaction {
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template <typename T>
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Interpolator<T>::Interpolator()
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: _transferFunction([](float t){ return t; })
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{}
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template <typename T>
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void Interpolator<T>::start() {
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_t = 0.f;
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}
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template <typename T>
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void Interpolator<T>::end() {
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_t = 1.f;
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}
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template <typename T>
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void Interpolator<T>::setDeltaTime(float deltaTime) {
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_scaledDeltaTime = deltaTime / _interpolationTime;
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}
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template <typename T>
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void Interpolator<T>::setTransferFunction(std::function<T(float)> transferFunction) {
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_transferFunction = std::move(transferFunction);
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}
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template <typename T>
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void Interpolator<T>::setInterpolationTime(float interpolationTime) {
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_interpolationTime = interpolationTime;
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}
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template <typename T>
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void Interpolator<T>::step() {
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_t += _scaledDeltaTime;
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_t = glm::clamp(_t, 0.f, 1.f);
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}
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template <typename T>
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float Interpolator<T>::deltaTimeScaled() const {
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return _scaledDeltaTime;
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}
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template <typename T>
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T Interpolator<T>::value() const {
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return _transferFunction(_t);
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}
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template <typename T>
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bool Interpolator<T>::isInterpolating() const {
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return (_t < 1.f) && (_t >= 0.f);
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}
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} // namespace openspace::interaction
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