Index: DamEngine/trunk/src/Deltares.DamEngine.Calculators.Tests/DikesDesign/SurfaceLineSlopeAdapterTest.cs
===================================================================
diff -u -r1970 -r2791
--- DamEngine/trunk/src/Deltares.DamEngine.Calculators.Tests/DikesDesign/SurfaceLineSlopeAdapterTest.cs	(.../SurfaceLineSlopeAdapterTest.cs)	(revision 1970)
+++ DamEngine/trunk/src/Deltares.DamEngine.Calculators.Tests/DikesDesign/SurfaceLineSlopeAdapterTest.cs	(.../SurfaceLineSlopeAdapterTest.cs)	(revision 2791)
@@ -64,7 +64,7 @@
         public void ConstructNewSurfaceLineReturnsANewSurfaceLine()
         {
             var surfaceLine = CreateSimpleDike();
-            var surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location);
+            var surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location, 0);
             var constructNewSurfaceLine = surfaceLineAdapter.ConstructNewSurfaceLine(1);
             Assert.IsNotNull(constructNewSurfaceLine);
         }
@@ -76,7 +76,7 @@
             var surfaceLine = CreateSimpleDike();
             var pointDikeToeAtPolder = new GeometryPoint { X = 3, Z = 0 };
             surfaceLine.EnsurePointOfType(pointDikeToeAtPolder.X, pointDikeToeAtPolder.Z, CharacteristicPointType.DikeToeAtPolder);
-            var surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location);
+            var surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location, 0);
             var adaptedSurfaceLine = surfaceLineAdapter.ConstructNewSurfaceLine(1.0);
             var expectedPointDikeToeAtPolder = new GeometryPoint { X = 4, Z = 0 };
             Assert.IsTrue(expectedPointDikeToeAtPolder.LocationEquals(adaptedSurfaceLine.CharacteristicPoints.GetGeometryPoint(CharacteristicPointType.DikeToeAtPolder)));
@@ -104,7 +104,7 @@
             surfaceLine.EnsurePointOfType(pointShoulderTopInside.X, pointShoulderTopInside.Z, CharacteristicPointType.ShoulderTopInside);
             surfaceLine.EnsurePointOfType(pointDikeToeAtPolder.X, pointDikeToeAtPolder.Z, CharacteristicPointType.DikeToeAtPolder);
             surfaceLine.EnsurePointOfType(pointSurfaceLevelInside.X, pointSurfaceLevelInside.Z, CharacteristicPointType.SurfaceLevelInside);
-            var surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location);
+            var surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location, 0);
             const double deltaX = 1.0;
             var adaptedSurfaceLine = surfaceLineAdapter.ConstructNewSurfaceLine(deltaX);
             var expectedPointShoulderBaseInside = new GeometryPoint { X = pointShoulderBaseInside.X + deltaX, Z = pointShoulderBaseInside.Z };
@@ -143,7 +143,7 @@
             surfaceLine.EnsurePointOfType(pointBottomDitchPolderSide.X, pointBottomDitchPolderSide.Z, CharacteristicPointType.BottomDitchPolderSide);
             surfaceLine.EnsurePointOfType(pointDitchPolderSide.X, pointDitchPolderSide.Z, CharacteristicPointType.DitchPolderSide);
             surfaceLine.EnsurePointOfType(pointSurfaceLevelInside.X, pointSurfaceLevelInside.Z, CharacteristicPointType.SurfaceLevelInside);
-            var surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location);
+            var surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location, 0);
             const double deltaX = 1.0;
             const double deltaXDitch = 3;
             var adaptedSurfaceLine = surfaceLineAdapter.ConstructNewSurfaceLine(deltaX);
@@ -191,7 +191,7 @@
             surfaceLine.EnsurePointOfType(pointBottomDitchPolderSide.X, pointBottomDitchPolderSide.Z, CharacteristicPointType.BottomDitchPolderSide);
             surfaceLine.EnsurePointOfType(pointDitchPolderSide.X, pointDitchPolderSide.Z, CharacteristicPointType.DitchPolderSide);
             surfaceLine.EnsurePointOfType(pointSurfaceLevelInside.X, pointSurfaceLevelInside.Z, CharacteristicPointType.SurfaceLevelInside);
-            var surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location);
+            var surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location, 0);
             const double deltaX = 1.0;
             var adaptedSurfaceLine = surfaceLineAdapter.ConstructNewSurfaceLine(deltaX);
             var expectedPointShoulderBaseInside = new GeometryPoint { X = pointShoulderBaseInside.X + deltaX, Z = pointShoulderBaseInside.Z };
@@ -218,7 +218,7 @@
             var surfaceLine = CreateSimpleDike();
             surfaceLine.EnsurePoint(2.5, 0.4); // in between point on inside slope
             surfaceLine.SortPoints();
-            var surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location);
+            var surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location, 0);
             var adaptedSurfaceLine = surfaceLineAdapter.ConstructNewSurfaceLine(1.0);
             var expectedPointDikeToeAtPolder = new GeometryPoint { X = 4, Z = 0 };
             Assert.AreEqual(6, surfaceLine.Geometry.Count);
@@ -264,7 +264,7 @@
             surfaceLine.EnsurePointOfType(pointTrafficLoadOutside.X, pointTrafficLoadOutside.Z, CharacteristicPointType.TrafficLoadOutside);
             surfaceLine.EnsurePointOfType(pointTrafficLoadInside.X, pointTrafficLoadInside.Z, CharacteristicPointType.TrafficLoadInside);
             surfaceLine.SortPoints();
-            var surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location);
+            var surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location, 0);
             const double deltaX = 1.0;
             SurfaceLine2 adaptedSurfaceLine = surfaceLineAdapter.ConstructNewSurfaceLine(deltaX);
             GeometryPoint expectedPointTrafficLoadOutside = new GeometryPoint { X = 7, Z = 2.5 };
@@ -278,7 +278,7 @@
             surfaceLine.EnsurePointOfType(pointTrafficLoadOutside.X, pointTrafficLoadOutside.Z, CharacteristicPointType.TrafficLoadOutside);
             surfaceLine.EnsurePointOfType(pointTrafficLoadInside.X, pointTrafficLoadInside.Z, CharacteristicPointType.TrafficLoadInside);
             surfaceLine.SortPoints();
-            surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location);
+            surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location, 0);
             adaptedSurfaceLine = surfaceLineAdapter.ConstructNewSurfaceLine(deltaX);
             expectedPointTrafficLoadOutside = new GeometryPoint { X = 9.5, Z = 1.25 };
             expectedPointTrafficLoadInside = new GeometryPoint { X = 10.5, Z = 1.0 };
@@ -296,23 +296,23 @@
         public void IsExceptionThrownIfSlopeDoesNotIntersectSurfaceLine()
         {
             var surfaceLine = CreateSimpleDike();
-            var surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location);
+            var surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location, 0);
             surfaceLineAdapter.ConstructNewSurfaceLineBySlope(0);
         }
 
         [Test]
         public void IsNotExceptionThrownIfSlopeEqualsTheCurrentSlope()
         {
             var surfaceLine = CreateSimpleDike();
-            var surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location);
+            var surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location, 0);
             Assert.IsNotNull(surfaceLineAdapter.ConstructNewSurfaceLineBySlope(1.0));
         }
 
         [Test]
         public void ConstructNewSurfaceLineBySlopeReturnsANewSurfaceLine()
         {
             var surfaceLine = CreateSimpleDike();
-            var surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location);
+            var surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location, 0);
             Assert.IsNotNull(surfaceLineAdapter.ConstructNewSurfaceLineBySlope(0.9));
         }
 
@@ -321,7 +321,7 @@
         public void AdaptedSimpleDikeLineBySlopeHasCorrectNewToeDikeAtPolder()
         {
             var surfaceLine = CreateSimpleDike();
-            var surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location);
+            var surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location, 0);
             const double slopeTangent = 1.0 / 3.0;
             var adaptedSurfaceLine = surfaceLineAdapter.ConstructNewSurfaceLineBySlope(slopeTangent);
             var expectedPointDikeToeAtPolder = new GeometryPoint { X = 5, Z = 0 };
@@ -350,7 +350,7 @@
             surfaceLine.EnsurePointOfType(pointShoulderTopInside.X, pointShoulderTopInside.Z, CharacteristicPointType.ShoulderTopInside);
             surfaceLine.EnsurePointOfType(pointDikeToeAtPolder.X, pointDikeToeAtPolder.Z, CharacteristicPointType.DikeToeAtPolder);
             surfaceLine.EnsurePointOfType(pointSurfaceLevelInside.X, pointSurfaceLevelInside.Z, CharacteristicPointType.SurfaceLevelInside);
-            var surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location);
+            var surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location, 0);
             const double slopeTangent = 1.0 / 4.0;
             var adaptedSurfaceLine = surfaceLineAdapter.ConstructNewSurfaceLineBySlope(slopeTangent);
             const double deltaX = 4.0;
@@ -388,7 +388,7 @@
             surfaceLine.EnsurePointOfType(pointBottomDitchPolderSide.X, pointBottomDitchPolderSide.Z, CharacteristicPointType.BottomDitchPolderSide);
             surfaceLine.EnsurePointOfType(pointDitchPolderSide.X, pointDitchPolderSide.Z, CharacteristicPointType.DitchPolderSide);
             surfaceLine.EnsurePointOfType(pointSurfaceLevelInside.X, pointSurfaceLevelInside.Z, CharacteristicPointType.SurfaceLevelInside);
-            var surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location);
+            var surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location, 0);
             const double slopeTangent = 1.0 / 4.0;
             var adaptedSurfaceLine = surfaceLineAdapter.ConstructNewSurfaceLineBySlope(slopeTangent);
             const double deltaX = 4.0;
@@ -434,7 +434,7 @@
             surfaceLine.EnsurePointOfType(pointBottomDitchPolderSide.X, pointBottomDitchPolderSide.Z, CharacteristicPointType.BottomDitchPolderSide);
             surfaceLine.EnsurePointOfType(pointDitchPolderSide.X, pointDitchPolderSide.Z, CharacteristicPointType.DitchPolderSide);
             surfaceLine.EnsurePointOfType(pointSurfaceLevelInside.X, pointSurfaceLevelInside.Z, CharacteristicPointType.SurfaceLevelInside);
-            var surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location);
+            var surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location, 0);
             const double slopeTangent = 1.0 / 4.0;
             surfaceLineAdapter.ConstructNewSurfaceLineBySlope(slopeTangent);
         }
@@ -469,7 +469,7 @@
             surfaceLine.EnsurePointOfType(pointBottomDitchPolderSide.X, pointBottomDitchPolderSide.Z, CharacteristicPointType.BottomDitchPolderSide);
             surfaceLine.EnsurePointOfType(pointDitchPolderSide.X, pointDitchPolderSide.Z, CharacteristicPointType.DitchPolderSide);
             surfaceLine.EnsurePointOfType(pointSurfaceLevelInside.X, pointSurfaceLevelInside.Z, CharacteristicPointType.SurfaceLevelInside);
-            var surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location);
+            var surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location, 0);
             const double slopeTangent = 1.0 / 4.0;
             var adaptedSurfaceLine = surfaceLineAdapter.ConstructNewSurfaceLineBySlope(slopeTangent);
             const double deltaX = 4.0;
@@ -520,7 +520,7 @@
             surfaceLine.EnsurePointOfType(pointBottomDitchPolderSide.X, pointBottomDitchPolderSide.Z, CharacteristicPointType.BottomDitchPolderSide);
             surfaceLine.EnsurePointOfType(pointDitchPolderSide.X, pointDitchPolderSide.Z, CharacteristicPointType.DitchPolderSide);
             surfaceLine.EnsurePointOfType(pointSurfaceLevelInside.X, pointSurfaceLevelInside.Z, CharacteristicPointType.SurfaceLevelInside);
-            var surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location);
+            var surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location, 0);
             const double slopeTangent = 1.0 / 2.0;
             var adaptedSurfaceLine = surfaceLineAdapter.ConstructNewSurfaceLineBySlope(slopeTangent);
             const double deltaX = 1.0;
@@ -572,7 +572,7 @@
             surfaceLine.EnsurePointOfType(pointBottomDitchPolderSide.X, pointBottomDitchPolderSide.Z, CharacteristicPointType.BottomDitchPolderSide);
             surfaceLine.EnsurePointOfType(pointDitchPolderSide.X, pointDitchPolderSide.Z, CharacteristicPointType.DitchPolderSide);
             surfaceLine.EnsurePointOfType(pointSurfaceLevelInside.X, pointSurfaceLevelInside.Z, CharacteristicPointType.SurfaceLevelInside);
-            var surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location);
+            var surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location, 0);
             const double slopeTangent = 1.0 / 2.0;
             var adaptedSurfaceLine = surfaceLineAdapter.ConstructNewSurfaceLineBySlope(slopeTangent);
             var expectedNewPoint = new GeometryPoint { X = pointShoulderTopInside.X, Z = pointShoulderTopInside.Z };
@@ -623,7 +623,7 @@
             surfaceLine.EnsurePointOfType(pointBottomDitchPolderSide.X, pointBottomDitchPolderSide.Z, CharacteristicPointType.BottomDitchPolderSide);
             surfaceLine.EnsurePointOfType(pointDitchPolderSide.X, pointDitchPolderSide.Z, CharacteristicPointType.DitchPolderSide);
             surfaceLine.EnsurePointOfType(pointSurfaceLevelInside.X, pointSurfaceLevelInside.Z, CharacteristicPointType.SurfaceLevelInside);
-            var surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location);
+            var surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location, 0);
             const double slopeTangent = 1.0 / 2.0;
             var adaptedSurfaceLine = surfaceLineAdapter.ConstructNewSurfaceLineBySlope(slopeTangent);
             const double deltaX = 4.0; // from pointShoulderTopInside
@@ -652,7 +652,7 @@
             var pointDikeToeAtPolder = surfaceLine.CharacteristicPoints.GetGeometryPoint(CharacteristicPointType.DikeToeAtPolder);
             surfaceLine.EnsurePoint(2.5, 0.4); // in between point on inside slope
             surfaceLine.SortPoints();
-            var surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location);
+            var surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location, 0);
             const double slopeTangent = 1.0 / 4.0;
             var adaptedSurfaceLine = surfaceLineAdapter.ConstructNewSurfaceLineBySlope(slopeTangent);
             const double deltaX = 3.0;
@@ -700,7 +700,7 @@
             surfaceLine.EnsurePointOfType(pointTrafficLoadOutside.X, pointTrafficLoadOutside.Z, CharacteristicPointType.TrafficLoadOutside);
             surfaceLine.EnsurePointOfType(pointTrafficLoadInside.X, pointTrafficLoadInside.Z, CharacteristicPointType.TrafficLoadInside);
             surfaceLine.SortPoints();
-            var surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location);
+            var surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location, 0);
             const double slopeTangent = 1.0 / 4.0;
             var adaptedSurfaceLine = surfaceLineAdapter.ConstructNewSurfaceLineBySlope(slopeTangent);
             var expectedPointTrafficLoadOutside = new GeometryPoint { X = 7, Z = 2.75 };
@@ -714,7 +714,7 @@
             surfaceLine.EnsurePointOfType(pointTrafficLoadOutside.X, pointTrafficLoadOutside.Z, CharacteristicPointType.TrafficLoadOutside);
             surfaceLine.EnsurePointOfType(pointTrafficLoadInside.X, pointTrafficLoadInside.Z, CharacteristicPointType.TrafficLoadInside);
             surfaceLine.SortPoints();
-            surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location);
+            surfaceLineAdapter = new SurfaceLineSlopeAdapter(surfaceLine, location, 0);
             adaptedSurfaceLine = surfaceLineAdapter.ConstructNewSurfaceLineBySlope(slopeTangent);
             expectedPointTrafficLoadOutside = new GeometryPoint { X = 10.0, Z = 2.0 };
             expectedPointTrafficLoadInside = new GeometryPoint { X = 13, Z = 1.25 };