Remove dependencies on log4j

[simantics/3d.git] / org.simantics.plant3d / src / org / simantics / plant3d / geometry / HorizontalTankGeometryProvider.java

diff --git a/org.simantics.plant3d/src/org/simantics/plant3d/geometry/HorizontalTankGeometryProvider.java b/org.simantics.plant3d/src/org/simantics/plant3d/geometry/HorizontalTankGeometryProvider.java
index c6d4201597ad9e8c74e9b8af5fd83a9d57ae3a5c..1b68ce75def643197799803e360af542fa69bb39 100644 (file)
--- a/org.simantics.plant3d/src/org/simantics/plant3d/geometry/HorizontalTankGeometryProvider.java
+++ b/org.simantics.plant3d/src/org/simantics/plant3d/geometry/HorizontalTankGeometryProvider.java
@@ -15,6 +15,7 @@ import org.jcae.opencascade.jni.TopoDS_Face;
 import org.jcae.opencascade.jni.TopoDS_Shape;
 import org.jcae.opencascade.jni.TopoDS_Wire;
 import org.simantics.db.Resource;
+import org.simantics.g3d.math.MathTools;
 import org.simantics.opencascade.OccTriangulator;
 
 public class HorizontalTankGeometryProvider extends BuiltinGeometryProvider  {
@@ -28,7 +29,8 @@ public class HorizontalTankGeometryProvider extends BuiltinGeometryProvider  {
        
        @Override
        public Collection<TopoDS_Shape> getModel() throws Exception {
-               
+               if (radius < MathTools.NEAR_ZERO || length < MathTools.NEAR_ZERO)
+                       return Collections.emptyList();
                double p0[] = new double[]{ length*0.50,        0.0,0.0};
                double p1[] = new double[]{ length*0.488, radius*0.6,0.0};
                double p2[] = new double[]{ length*0.46,     radius,0.0};