1 files changed, 52 insertions, 0 deletions
diff --git a/nlpsolver/ThirdParty/EvolutionarySolver/src/net/adaptivebox/space/DesignDim.java b/nlpsolver/ThirdParty/EvolutionarySolver/src/net/adaptivebox/space/DesignDim.java
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+++ b/nlpsolver/ThirdParty/EvolutionarySolver/src/net/adaptivebox/space/DesignDim.java
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+/**
+ * Description: provide the information for goodness evaluation of a target
+ *
+ * @ Author        Create/Modi     Note
+ * Xiaofeng Xie    Mar  1, 2003
+ * Xiaofeng Xie    May  3, 2004    Add grain value
+ * Xiaofeng Xie    May 11, 2004    Add crowd distance
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * Please acknowledge the author(s) if you use this code in any way.
+ */
+
+package net.adaptivebox.space;
+import net.adaptivebox.global.*;
+
+public class DesignDim {
+  // To discrete space with the given step. For example, for an integer variable,
+  // The grain value can be set as 1.
+  public double grain = 0;
+  public BasicBound paramBound = new BasicBound(); //the range of a parameter
+
+
+  public void importData(DesignDim ipr) {
+    this.grain = ipr.grain;
+    this.paramBound = ipr.paramBound;
+  }
+
+  public boolean isDiscrete() {
+    return grain!=0;
+  }
+
+  public double getGrainedValue(double value) {
+    if(grain==0) {
+      return value;
+    } else if(grain>0) {
+      return paramBound.minValue+Math.rint((value-paramBound.minValue)/grain)*grain;
+    } else {
+      return paramBound.maxValue-Math.rint((paramBound.maxValue-value)/grain)*grain;
+    }
+  }
+
+}
+