Android Support Library already provided a PathInterpolatorCompat with similar feature. The utility app already been modified to support PathInterpolatorCompat, it's still a handy tool to communicate with motion designers.
An implementation of Android Interpolator where the rate of change following given Bézier curve. Including an utility app allows motion designers to tune the curve easily.
#Usage
Interpolator interpolator = new BezierInterpolator(0.101f, 0.765f, 0.293f, 0.957f);
someAnimator.setInterpolator(interpolator);
#Utility app
Icon credit: Jerry Low
#License
Copyright 2015 William Shih (xamous)
Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.