Initial Commit

2025-07-04 20:33:06 +03:00
commit 8f09347ae0
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+/*=========================================================================
+
+   Library: iMSTK-Unity
+
+   Copyright (c) Kitware, Inc. 
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+      http://www.apache.org/licenses/LICENSE-2.0.txt
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+
+=========================================================================*/
+
+using ImstkUnity;
+using UnityEngine;
+using UnityEditor;
+
+namespace ImstkEditor
+{
+    public enum SubdivideMeshType
+    {
+        Linear,
+        Loop,
+        Butterfly
+    }
+
+    /// <summary>
+    /// Laplacian smoothens an input unity Mesh providing
+    /// an output one
+    /// </summary>
+    public class SubdivideMeshEditor : EditorWindow
+    {
+        public int numSubdivisions = 1;
+        public Imstk.SurfaceMeshSubdivide.Type subdivType = Imstk.SurfaceMeshSubdivide.Type.LINEAR;
+        public Mesh inputMesh = null;
+        public Mesh outputMesh = null;
+
+        public static void Init(Mesh inputMesh, Mesh outputMesh)
+        {
+            SubdivideMeshEditor window = GetWindow(typeof(SubdivideMeshEditor)) as SubdivideMeshEditor;
+            window.inputMesh = inputMesh;
+            window.outputMesh = outputMesh;
+            window.UpdateEditorResults();
+            window.Show();
+        }
+
+        void OnGUI()
+        {
+            EditorGUI.BeginChangeCheck();
+            inputMesh = EditorGUILayout.ObjectField("Input Mesh: ", inputMesh, typeof(Mesh), true) as Mesh;
+            int tNumSubdivisions = EditorGUILayout.IntField("Number Of Subdivisions: ", numSubdivisions);
+            Imstk.SurfaceMeshSubdivide.Type tSubdivType =
+                (Imstk.SurfaceMeshSubdivide.Type)EditorGUILayout.EnumPopup("Subdivision Type: ", subdivType);
+
+            if (EditorGUI.EndChangeCheck())
+            {
+                Undo.RegisterCompleteObjectUndo(this, "Change of Parameters");
+                numSubdivisions = MathUtil.Max(tNumSubdivisions, 0);
+                subdivType = tSubdivType;
+
+                UpdateEditorResults();
+            }
+        }
+
+        private void UpdateEditorResults()
+        {
+            Imstk.SurfaceMesh surfMesh = inputMesh.ToImstkGeometry() as Imstk.SurfaceMesh;
+
+            Imstk.SurfaceMeshSubdivide subdiv = new Imstk.SurfaceMeshSubdivide();
+            subdiv.setInputMesh(surfMesh);
+            subdiv.setNumberOfSubdivisions(numSubdivisions);
+            subdiv.setSubdivisionType(subdivType);
+            subdiv.update();
+
+            Imstk.SurfaceMesh outputSurfMesh = Imstk.Utils.CastTo<Imstk.SurfaceMesh>(subdiv.getOutput());
+            GeomUtil.CopyMesh(outputSurfMesh.ToMesh(), outputMesh);
+        }
+    }
+}