1 files changed, 11 insertions, 10 deletions
diff --git a/src/de/lmu/ifi/dbs/elki/utilities/referencepoints/AxisBasedReferencePoints.java b/src/de/lmu/ifi/dbs/elki/utilities/referencepoints/AxisBasedReferencePoints.java
index 24829d98..d8544cd4 100644
--- a/src/de/lmu/ifi/dbs/elki/utilities/referencepoints/AxisBasedReferencePoints.java
+++ b/src/de/lmu/ifi/dbs/elki/utilities/referencepoints/AxisBasedReferencePoints.java
@@ -32,7 +32,7 @@ import de.lmu.ifi.dbs.elki.database.relation.RelationUtil;
 import de.lmu.ifi.dbs.elki.utilities.DatabaseUtil;
 import de.lmu.ifi.dbs.elki.utilities.optionhandling.AbstractParameterizer;
 import de.lmu.ifi.dbs.elki.utilities.optionhandling.OptionID;
-import de.lmu.ifi.dbs.elki.utilities.optionhandling.constraints.GreaterEqualConstraint;
+import de.lmu.ifi.dbs.elki.utilities.optionhandling.constraints.CommonConstraints;
 import de.lmu.ifi.dbs.elki.utilities.optionhandling.parameterization.Parameterization;
 import de.lmu.ifi.dbs.elki.utilities.optionhandling.parameters.DoubleParameter;
 import de.lmu.ifi.dbs.elki.utilities.pairs.Pair;
@@ -83,7 +83,7 @@ public class AxisBasedReferencePoints<V extends NumberVector<?>> implements Refe
     // Compute mean and extend from minmax.
     double[] mean = new double[dim];
     double[] delta = new double[dim];
-    for (int d = 0; d < dim; d++) {
+    for(int d = 0; d < dim; d++) {
       mean[d] = (minmax.first.doubleValue(d) + minmax.second.doubleValue(d)) * .5;
       delta[d] = spacescale * (minmax.second.doubleValue(d) - mean[d]);
     }
@@ -92,21 +92,22 @@ public class AxisBasedReferencePoints<V extends NumberVector<?>> implements Refe
 
     double[] vec = new double[dim];
     // Use min and max
-    for (int d = 0; d < dim; d++) {
+    for(int d = 0; d < dim; d++) {
       vec[d] = mean[d] - delta[d];
     }
     result.add(factory.newNumberVector(vec));
-    for (int d = 0; d < dim; d++) {
+    for(int d = 0; d < dim; d++) {
       vec[d] = mean[d] + delta[d];
     }
     result.add(factory.newNumberVector(vec));
 
     // Plus axis end points:
-    for (int i = 0; i < dim; i++) {
-      for (int d = 0; d < dim; d++) {
-        if (d != i) {
+    for(int i = 0; i < dim; i++) {
+      for(int d = 0; d < dim; d++) {
+        if(d != i) {
           vec[d] = mean[d] - delta[d];
-        } else {
+        }
+        else {
           vec[d] = mean[d] + delta[d];
         }
       }
@@ -133,8 +134,8 @@ public class AxisBasedReferencePoints<V extends NumberVector<?>> implements Refe
     protected void makeOptions(Parameterization config) {
       super.makeOptions(config);
       DoubleParameter spacescaleP = new DoubleParameter(SPACE_SCALE_ID, 1.0);
-      spacescaleP.addConstraint(new GreaterEqualConstraint(0.0));
-      if (config.grab(spacescaleP)) {
+      spacescaleP.addConstraint(CommonConstraints.GREATER_EQUAL_ZERO_DOUBLE);
+      if(config.grab(spacescaleP)) {
         spacescale = spacescaleP.getValue();
       }
     }