version 2.3.0

com.htc.upm.vive.openxr/Runtime/Toolkits/RealisticHandInteraction/Scripts/AutoGenIndicator.cs

@@ -0,0 +1,79 @@
+// "Wave SDK 
+// © 2020 HTC Corporation. All Rights Reserved.
+//
+// Unless otherwise required by copyright law and practice,
+// upon the execution of HTC SDK license agreement,
+// HTC grants you access to and use of the Wave SDK(s).
+// You shall fully comply with all of HTC’s SDK license agreement terms and
+// conditions signed by you and all SDK and API requirements,
+// specifications, and documentation provided by HTC to You."
+using UnityEngine;
+
+namespace VIVE.OpenXR.Toolkits.RealisticHandInteraction
+{
+	/// <summary>
+	/// This class is designed to automatically generate indicators.
+	/// </summary>
+	public class AutoGenIndicator : MonoBehaviour
+	{
+		private MeshRenderer meshRenderer;
+		private MeshFilter meshFilter;
+
+		private readonly Color indicatorColor = new Color(1f, 0.7960785f, 0.09411766f, 1f);
+		private const float k_Length = 0.05f;
+		private const float k_Width = 0.05f;
+
+		private void Start()
+		{
+			meshRenderer = transform.gameObject.AddComponent<MeshRenderer>();
+			meshFilter = transform.gameObject.AddComponent<MeshFilter>();
+			MeshInitialize();
+		}
+
+		/// <summary>
+		/// Initialize the mesh for the indicator.
+		/// </summary>
+		private void MeshInitialize()
+		{
+			Shader shader = Shader.Find("Sprites/Default");
+			meshRenderer.material = new Material(shader);
+			meshRenderer.material.SetColor("_Color", indicatorColor);
+			meshRenderer.sortingOrder = 1;
+
+			Mesh arrowMesh = new Mesh();
+			Vector3[] vertices = new Vector3[4];
+			int[] triangles = new int[3 * 2];
+
+			vertices[0] = new Vector3(0, 0f, 0f);
+			vertices[1] = new Vector3(0f, k_Length * 0.8f, 0f);
+			vertices[2] = new Vector3(-k_Width * 0.5f, k_Length, 0f);
+			vertices[3] = new Vector3(k_Width * 0.5f, k_Length, 0f);
+
+			triangles[0] = 0;
+			triangles[1] = 2;
+			triangles[2] = 1;
+
+			triangles[3] = 0;
+			triangles[4] = 1;
+			triangles[5] = 3;
+
+			arrowMesh.vertices = vertices;
+			arrowMesh.triangles = triangles;
+
+			arrowMesh.RecalculateNormals();
+
+			meshFilter.mesh = arrowMesh;
+		}
+
+		/// <summary>
+		/// Set the pose of the indicator.
+		/// </summary>
+		/// <param name="position">The position vector to set.</param>
+		/// <param name="direction">The direction vector to set.</param>
+		public void SetPose(Vector3 position, Vector3 direction)
+		{
+			transform.position = position;
+			transform.up = direction.normalized;
+		}
+	}
+}