diff options
Diffstat (limited to 'src/com/jsyn/unitgen/EdgeDetector.java')
-rw-r--r-- | src/com/jsyn/unitgen/EdgeDetector.java | 13 |
1 files changed, 4 insertions, 9 deletions
diff --git a/src/com/jsyn/unitgen/EdgeDetector.java b/src/com/jsyn/unitgen/EdgeDetector.java index a5bff9d..e314f7d 100644 --- a/src/com/jsyn/unitgen/EdgeDetector.java +++ b/src/com/jsyn/unitgen/EdgeDetector.java @@ -4,9 +4,9 @@ * 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. @@ -20,14 +20,13 @@ package com.jsyn.unitgen; * Output 1.0 if the input crosses from zero while rising. Otherwise output zero. The output is a * single sample wide impulse. This can be used with a Latch to implement a "sample and hold" * circuit. - * + * * @author (C) 1997-2010 Phil Burk, Mobileer Inc * @see Latch */ public class EdgeDetector extends UnitFilter { private double previous = 0.0; - /* Define Unit Ports used by connect() and set(). */ public EdgeDetector() { } @@ -37,12 +36,8 @@ public class EdgeDetector extends UnitFilter { double[] outputs = output.getValues(); for (int i = start; i < limit; i++) { - double value = 0.0; double in = inputs[i]; - if ((previous <= 0.0) && (in > 0.0)) { - value = 1.0; - } - outputs[i] = value; + outputs[i] = ((previous <= 0.0) && (in > 0.0)) ? 1.0 : 0.0; previous = in; } } |