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-rw-r--r--src/com/jsyn/unitgen/EdgeDetector.java13
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;
}
}