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 Oculus.Interaction.Input;
+using System.Collections.Generic;
+using UnityEngine;
+using UnityEngine.Assertions;
+
+namespace Oculus.Interaction.PoseDetection.Debug
+{
+    public class FingerFeatureSkeletalDebugVisual : MonoBehaviour
+    {
+        [SerializeField]
+        private FingerFeatureStateProvider _fingerFeatureStateProvider;
+
+        [SerializeField]
+        private LineRenderer _lineRenderer;
+
+        [SerializeField]
+        private Color _normalColor = Color.red;
+
+        [SerializeField]
+        private Color _activeColor = Color.green;
+
+        [SerializeField]
+        private float _lineWidth = 0.005f;
+
+        private IHand _hand;
+
+        private bool _lastFeatureActiveValue = false;
+
+        private IReadOnlyList<HandJointId> _jointsCovered = null;
+        private HandFinger _finger;
+        private ShapeRecognizer.FingerFeatureConfig _fingerFeatureConfig;
+        private bool _initializedPositions;
+        private bool _initialized;
+
+        protected virtual void Awake()
+        {
+            this.AssertField(_lineRenderer, nameof(_lineRenderer));
+            UpdateFeatureActiveValueAndVisual(false);
+        }
+
+        private void UpdateFeatureActiveValueAndVisual(bool newValue)
+        {
+            var colorToUse = newValue ? _activeColor : _normalColor;
+            _lineRenderer.startColor = colorToUse;
+            _lineRenderer.endColor = colorToUse;
+            _lastFeatureActiveValue = newValue;
+        }
+
+        public void Initialize(
+            IHand hand,
+            HandFinger finger,
+            ShapeRecognizer.FingerFeatureConfig fingerFeatureConfig)
+        {
+            _hand = hand;
+            _initialized = true;
+
+            this.AssertField(_fingerFeatureStateProvider, nameof(_fingerFeatureStateProvider));
+
+            var featureValueProvider = _fingerFeatureStateProvider.GetValueProvider(finger);
+
+            _jointsCovered = featureValueProvider.GetJointsAffected(
+                finger,
+                fingerFeatureConfig.Feature);
+            _finger = finger;
+            _fingerFeatureConfig = fingerFeatureConfig;
+
+            _initializedPositions = false;
+        }
+
+        protected virtual void Update()
+        {
+            if (!_initialized || !_hand.IsTrackedDataValid)
+            {
+                ToggleLineRendererEnableState(false);
+                return;
+            }
+
+            ToggleLineRendererEnableState(true);
+            UpdateDebugSkeletonLineRendererJoints();
+            UpdateFeatureActiveValue();
+        }
+
+        private void ToggleLineRendererEnableState(bool enableState)
+        {
+            if (_lineRenderer.enabled == enableState)
+            {
+                return;
+            }
+            _lineRenderer.enabled = enableState;
+        }
+
+        private void UpdateDebugSkeletonLineRendererJoints()
+        {
+            if (!_initializedPositions)
+            {
+                _lineRenderer.positionCount = _jointsCovered.Count;
+                _initializedPositions = true;
+            }
+
+            if (Mathf.Abs(_lineRenderer.startWidth - _lineWidth) > Mathf.Epsilon)
+            {
+                _lineRenderer.startWidth = _lineWidth;
+                _lineRenderer.endWidth = _lineWidth;
+            }
+
+            int numJoints = _jointsCovered.Count;
+            for (int i = 0; i < numJoints; i++)
+            {
+                if (_hand.GetJointPose(_jointsCovered[i], out Pose jointPose))
+                {
+                    _lineRenderer.SetPosition(i, jointPose.position);
+                }
+            }
+        }
+
+        private void UpdateFeatureActiveValue()
+        {
+            bool isActive = _fingerFeatureStateProvider.IsStateActive(_finger, _fingerFeatureConfig.Feature,
+                _fingerFeatureConfig.Mode, _fingerFeatureConfig.State);
+            if (isActive != _lastFeatureActiveValue)
+            {
+                UpdateFeatureActiveValueAndVisual(isActive);
+            }
+        }
+    }
+}