1 files changed, 43 insertions, 0 deletions
diff --git a/src/main/java/com/jsyn/unitgen/StochasticGrainScheduler.java b/src/main/java/com/jsyn/unitgen/StochasticGrainScheduler.java
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index 0000000..1f79877
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+++ b/src/main/java/com/jsyn/unitgen/StochasticGrainScheduler.java
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+/*
+ * Copyright 2011 Phil Burk, Mobileer Inc
+ *
+ * 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 com.jsyn.unitgen;
+
+import com.jsyn.util.PseudoRandom;
+
+/**
+ * Use a random function to schedule grains.
+ * 
+ * @author Phil Burk (C) 2011 Mobileer Inc
+ */
+public class StochasticGrainScheduler implements GrainScheduler {
+    PseudoRandom pseudoRandom = new PseudoRandom();
+
+    @Override
+    public double nextDuration(double duration) {
+        return duration;
+    }
+
+    @Override
+    public double nextGap(double duration, double density) {
+        if (density < 0.00000001) {
+            density = 0.00000001;
+        }
+        double gapRange = duration * (1.0 - density) / density;
+        return pseudoRandom.random() * gapRange;
+    }
+
+}