Index: DamTools/LayerOnSlopeTool/trunk/src/Deltares.LayerOnSlopeTool.StiFileCreator/Deltares.LayerOnSlopeTool.StiFileCreator.csproj
===================================================================
diff -u -r3089 -r3093
--- DamTools/LayerOnSlopeTool/trunk/src/Deltares.LayerOnSlopeTool.StiFileCreator/Deltares.LayerOnSlopeTool.StiFileCreator.csproj	(.../Deltares.LayerOnSlopeTool.StiFileCreator.csproj)	(revision 3089)
+++ DamTools/LayerOnSlopeTool/trunk/src/Deltares.LayerOnSlopeTool.StiFileCreator/Deltares.LayerOnSlopeTool.StiFileCreator.csproj	(.../Deltares.LayerOnSlopeTool.StiFileCreator.csproj)	(revision 3093)
@@ -46,6 +46,7 @@
   <ItemGroup>
     <Compile Include="Properties\AssemblyInfo.cs" />
     <Compile Include="StiFileCreator.cs" />
+    <Compile Include="StiFileCreatorInput.cs" />
   </ItemGroup>
   <ItemGroup>
     <None Include="..\Copying.AGPL.licenseheader">
Index: DamTools/LayerOnSlopeTool/trunk/src/Deltares.LayerOnSlopeTool.StiFileCreator/StiFileCreator.cs
===================================================================
diff -u -r3090 -r3093
--- DamTools/LayerOnSlopeTool/trunk/src/Deltares.LayerOnSlopeTool.StiFileCreator/StiFileCreator.cs	(.../StiFileCreator.cs)	(revision 3090)
+++ DamTools/LayerOnSlopeTool/trunk/src/Deltares.LayerOnSlopeTool.StiFileCreator/StiFileCreator.cs	(.../StiFileCreator.cs)	(revision 3093)
@@ -19,13 +19,15 @@
 // Stichting Deltares and remain full property of Stichting Deltares at all times.
 // All rights reserved.
 
-using Deltares.LayerOnSlopeTool.Data;
-
 namespace Deltares.LayerOnSlopeTool.StiFileCreator
 {
+    /// <summary>Class for creating a *.sti file with DGSMStabDam.dll</summary>
     public class StiFileCreator
     {
-        public void ProcessFile(string inputFilename, SurfaceLine surfaceline, double xOffset, string dikeMaterialName, string outputFilename)
+        /// <summary>Createng a new .sti file based on the defined input.</summary>
+        /// <param name="stiFileCreatorInput">The sti file creator input.</param>
+        /// <param name="outputFilename">The output filename.</param>
+        public void ProcessFile(StiFileCreatorInput stiFileCreatorInput, string outputFilename)
         {
             // TODO process file
             throw new System.NotImplementedException();
Index: DamTools/LayerOnSlopeTool/trunk/src/Deltares.LayerOnSlopeTool.StiFileCreator/StiFileCreatorInput.cs
===================================================================
diff -u
--- DamTools/LayerOnSlopeTool/trunk/src/Deltares.LayerOnSlopeTool.StiFileCreator/StiFileCreatorInput.cs	(revision 0)
+++ DamTools/LayerOnSlopeTool/trunk/src/Deltares.LayerOnSlopeTool.StiFileCreator/StiFileCreatorInput.cs	(revision 3093)
@@ -0,0 +1,42 @@
+// Copyright (C) Stichting Deltares 2020. All rights reserved.
+//
+// This file is part of the Dam Engine.
+//
+// The Dam Engine is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+// 
+// This program 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 Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+//
+// All names, logos, and references to "Deltares" are registered trademarks of
+// Stichting Deltares and remain full property of Stichting Deltares at all times.
+// All rights reserved.
+
+using Deltares.LayerOnSlopeTool.Data;
+
+namespace Deltares.LayerOnSlopeTool.StiFileCreator
+{
+    /// <summary>Input class for StiFileCreator</summary>
+    public class StiFileCreatorInput
+    {
+        /// <summary>Gets or sets the input filename.</summary>
+        /// <value>The input filename.</value>
+        public string InputFilename { get; set; }
+        /// <summary>Gets or sets the surfaceline.</summary>
+        /// <value>The surfaceline.</value>
+        public SurfaceLine Surfaceline { get; set; }
+        /// <summary>Gets or sets the x offset.</summary>
+        /// <value>The x offset.</value>
+        public double XOffset { get; set; }
+        /// <summary>Gets or sets the name of the dike material.</summary>
+        /// <value>The name of the dike material.</value>
+        public string DikeMaterialName { get; set; }
+    }
+}
\ No newline at end of file