Initial Commit

2025-07-04 20:33:06 +03:00
commit 8f09347ae0
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+/*
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ * All rights reserved.
+ *
+ * Licensed under the Oculus SDK License Agreement (the "License");
+ * you may not use the Oculus SDK except in compliance with the License,
+ * which is provided at the time of installation or download, or which
+ * otherwise accompanies this software in either electronic or hard copy form.
+ *
+ * You may obtain a copy of the License at
+ *
+ * https://developer.oculus.com/licenses/oculussdk/
+ *
+ * Unless required by applicable law or agreed to in writing, the Oculus SDK
+ * 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 UnityEngine;
+
+namespace OculusSampleFramework
+{
+    public class SelectionCylinder : MonoBehaviour
+    {
+        public enum SelectionState
+        {
+            Off = 0,
+            Selected,
+            Highlighted
+        }
+
+        [SerializeField] private MeshRenderer _selectionMeshRenderer = null;
+
+        private static int _colorId = Shader.PropertyToID("_Color");
+        private Material[] _selectionMaterials;
+        private Color[] _defaultSelectionColors = null, _highlightColors = null;
+
+        private SelectionState _currSelectionState = SelectionState.Off;
+
+        public SelectionState CurrSelectionState
+        {
+            get { return _currSelectionState; }
+            set
+            {
+                var oldState = _currSelectionState;
+                _currSelectionState = value;
+
+                if (oldState != _currSelectionState)
+                {
+                    if (_currSelectionState > SelectionState.Off)
+                    {
+                        _selectionMeshRenderer.enabled = true;
+                        AffectSelectionColor(_currSelectionState == SelectionState.Selected
+                            ? _defaultSelectionColors
+                            : _highlightColors);
+                    }
+                    else
+                    {
+                        _selectionMeshRenderer.enabled = false;
+                    }
+                }
+            }
+        }
+
+        private void Awake()
+        {
+            _selectionMaterials = _selectionMeshRenderer.materials;
+            int numColors = _selectionMaterials.Length;
+            _defaultSelectionColors = new Color[numColors];
+            _highlightColors = new Color[numColors];
+            for (int i = 0; i < numColors; i++)
+            {
+                _defaultSelectionColors[i] = _selectionMaterials[i].GetColor(_colorId);
+                _highlightColors[i] = new Color(1.0f, 1.0f, 1.0f, _defaultSelectionColors[i].a);
+            }
+
+            CurrSelectionState = SelectionState.Off;
+        }
+
+        private void OnDestroy()
+        {
+            if (_selectionMaterials != null)
+            {
+                foreach (var selectionMaterial in _selectionMaterials)
+                {
+                    if (selectionMaterial != null)
+                    {
+                        Destroy(selectionMaterial);
+                    }
+                }
+            }
+        }
+
+        private void AffectSelectionColor(Color[] newColors)
+        {
+            int numColors = newColors.Length;
+            for (int i = 0; i < numColors; i++)
+            {
+                _selectionMaterials[i].SetColor(_colorId, newColors[i]);
+            }
+        }
+    }
+}