Back to project page OpenSynth.
The source code is released under:
Apache License
If you think the Android project OpenSynth listed in this page is inappropriate, such as containing malicious code/tools or violating the copyright, please email info at java2s dot com, thanks.
/* * Copyright 2013 Daisuke Fuji <daisuke@indigo-lab.com> * /*from ww w .ja v a 2s.co m*/ * 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. */ package org.thebends.synth; /** * Interface for a filter based on some cutoff frequency (usually high or low * pass). The input value is a sample and the output value is a new sample * at that time. */ public abstract class Filter { protected static final float kE = 2.71828183f; protected Parameter mCutoff; // The cutoff frequency of the filter. public void setCutoff(Parameter cutoff) { mCutoff = cutoff; } public abstract double getValue(double x); }