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Packages/com.unity.xr.openxr/Samples~/CustomCompositionLayerFeature/CustomQuadLayerData.cs

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+#if XR_COMPOSITION_LAYERS
+using System;
+using UnityEngine;
+using Unity.XR.CompositionLayers.Extensions;
+using Unity.XR.CompositionLayers.Layers;
+
+/// <summary>
+/// Example of defining a layer data script for a custom shape.
+/// In this case, we are just creating a custom quad shape.
+/// This composition layer type will appear in the type dropdown of the CompositionLayer component with what the Name is defined as.
+/// </summary>
+[Serializable]
+[CompositionLayerData(
+    Provider = "Unity",
+    Name = "Custom Quad",
+    IconPath = "",
+    InspectorIcon = "",
+    ListViewIcon = "",
+    Description = "Custom shape example.",
+    SuggestedExtenstionTypes = new[] { typeof(TexturesExtension) }
+ )]
+
+public class CustomQuadLayerData : LayerData
+{
+    [SerializeField]
+    Vector2 m_Size = Vector2.one;
+
+    [SerializeField]
+    bool m_ApplyTransformScale = true;
+
+    public Vector2 Size
+    {
+        get => m_Size;
+        set => m_Size = UpdateValue(m_Size, value);
+    }
+
+    public bool ApplyTransformScale
+    {
+        get => m_ApplyTransformScale;
+        set => m_ApplyTransformScale = UpdateValue(m_ApplyTransformScale, value);
+    }
+
+    public Vector2 GetScaledSize(Vector3 scale)
+    {
+        return m_ApplyTransformScale ? scale * m_Size : m_Size;
+    }
+
+    public override void CopyFrom(LayerData layerData)
+    {
+        if (layerData is CustomQuadLayerData customQuadLayerData)
+        {
+            m_Size = customQuadLayerData.Size;
+            m_ApplyTransformScale = customQuadLayerData.ApplyTransformScale;
+        }
+    }
+}
+#endif