Got reticle working alongside eye lasers

6 年前 · ec2ec7e6
--- a/Assets/Materials/EyeLaserMaterial.mat
+++ b/Assets/Materials/EyeLaserMaterial.mat
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+  m_Name: EyeLaserMaterial
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--- a/Visualizer.prefab
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+    type: 3}
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--- a/Assets/Scripts/EyePoseVisualizer.cs
+++ b/Assets/Scripts/EyePoseVisualizer.cs
    void Awake()
    {
        m_Face = GetComponent<ARFace>();
-        CreateEyeGameObjects();
-    void CreateEyeGameObjects()
+    void GetOrCreateEyeGameObjects()
-        m_LeftEyeGameObject = Instantiate(m_EyePrefab, m_Face.transform);
-        m_RightEyeGameObject = Instantiate(m_EyePrefab, m_Face.transform);
-
-        m_LeftEyeGameObject.SetActive(false);
-        m_RightEyeGameObject.SetActive(false);
+        if (m_Face.leftEyeTransform != null && m_Face.rightEyeTransform != null &&
+            m_LeftEyeGameObject == null && m_RightEyeGameObject == null)
+        {
+            m_LeftEyeGameObject = Instantiate(m_EyePrefab, m_Face.leftEyeTransform);
+            m_RightEyeGameObject = Instantiate(m_EyePrefab, m_Face.rightEyeTransform);
+            m_LeftEyeGameObject.SetActive(false);
+            m_RightEyeGameObject.SetActive(false);
+        }
-        m_LeftEyeGameObject.SetActive(visible);
-        m_RightEyeGameObject.SetActive(visible);
+        if (m_LeftEyeGameObject != null && m_RightEyeGameObject != null)
+        {
+            m_LeftEyeGameObject.SetActive(visible);
+            m_RightEyeGameObject.SetActive(visible);
+        }
    }

    void UpdateVisibility()

    void OnUpdated(ARFaceUpdatedEventArgs eventArgs)
    {
+        GetOrCreateEyeGameObjects();
-        UpdateEyeGazeFeatures();
-    }
-
-    void UpdateEyeGazeFeatures()
-    {
-        if (m_FaceSubsystem.SubsystemDescriptor.supportsEyeTracking)
-        {
-            m_LeftEyeGameObject.transform.localPosition = m_Face.leftEyePose.Value.position;
-            m_LeftEyeGameObject.transform.localRotation = m_Face.leftEyePose.Value.rotation;
-            m_RightEyeGameObject.transform.localPosition = m_Face.rightEyePose.Value.position;
-            m_RightEyeGameObject.transform.localRotation = m_Face.rightEyePose.Value.rotation;
-        }
-        else
-        {
-            Debug.Log("This subsystem does not support eye tracking.");
-        }
    }
 }
--- a/Assets/Scripts/FixationPointVisualizer.cs
+++ b/Assets/Scripts/FixationPointVisualizer.cs
 [RequireComponent(typeof(ARFace))]
 public class FixationPointVisualizer : MonoBehaviour
 {
-	[SerializeField]
-	GameObject m_FixationPointPrefab;
+    [SerializeField]
+    GameObject m_FixationPointPrefab;
-	public GameObject fixationPointPrefab
-	{
-		get => m_FixationPointPrefab;
-		set => m_FixationPointPrefab = value;
-	}
+    [SerializeField]
+    GameObject m_GUIFixationReticlePrefab;
-	GameObject m_FixationPointGameObject;
+    public GameObject fixationPointPrefab
+    {
+        get => m_FixationPointPrefab;
+        set => m_FixationPointPrefab = value;
+    }
-	ARFace m_Face;
+    public GameObject fixationReticlePrefab
+    {
+        get => m_GUIFixationReticlePrefab;
+        set => m_GUIFixationReticlePrefab = value;
+    }
+
+    GameObject m_FixationPointGameObject;
+    GameObject m_FixationReticleGameObject;
+
+    Canvas m_Canvas;
+    ARFace m_Face;
-	void Awake()
-	{
-		m_Face = GetComponent<ARFace>();
-		CreateEyeGameObjects();
-	}
+    void Awake()
+    {
+        m_Face = GetComponent<ARFace>();
+    }
-	void CreateEyeGameObjects()
-	{
-		m_FixationPointGameObject = Instantiate(m_FixationPointPrefab, m_Face.transform);
-		m_FixationPointGameObject.SetActive(false);
-	}
+    void GetOrCreateEyeGameObjects()
+    {
+        if (m_FixationPointGameObject == null && m_Face.fixationPointTransform != null)
+        {
+            m_FixationPointGameObject = Instantiate(m_FixationPointPrefab, m_Face.fixationPointTransform);
+            m_FixationPointGameObject.SetActive(false);
-	void SetVisible(bool visible)
-	{
-		m_FixationPointGameObject.SetActive(visible);
-	}
+            if (FindObjectOfType<Canvas>() != null && m_FixationReticleGameObject == null)
+            {
+                var canvas = FindObjectOfType<Canvas>();
+                Debug.Log("Found a canvas");
+                m_FixationReticleGameObject = Instantiate(m_GUIFixationReticlePrefab, canvas.transform);
+            }
+        }
+    }
+
+    void SetVisible(bool visible)
+    {
+        if (m_FixationPointGameObject != null)
+            m_FixationPointGameObject.SetActive(visible);
+        
+        if (m_FixationReticleGameObject != null)
+            m_FixationReticleGameObject.SetActive(visible);
+    }
-	{
-		var visible =
-			enabled &&
-			(m_Face.trackingState == TrackingState.Tracking) &&
+    {
+        var visible =
+            enabled &&
+            (m_Face.trackingState == TrackingState.Tracking) &&
-			(ARSession.state > ARSessionState.Ready);
+            (ARSession.state > ARSessionState.Ready);
-		SetVisible(visible);
-	}
+        SetVisible(visible);
+    }
-	{
+    {
-		UpdateVisibility();
-		m_Face.updated += OnUpdated;
-	}
+        UpdateVisibility();
+        m_Face.updated += OnUpdated;
+    }
-	{
-		UpdateVisibility();
-		UpdateFixationPoint();
-	}
+    {
+        GetOrCreateEyeGameObjects();
+        UpdateVisibility();
+        UpdateFixationPoint();
+        UpdateScreenReticle();
+    }
-	{
-        if (m_Face.fixationPoint != null)
+    {
+        if (m_FixationPointGameObject != null)
-            // Often the gaze point will be the device (origin) or past the device so for demonstration
-            // sake, we scale back the position to be closer (approx. 10cm) to the face and therefore visible.
-            m_FixationPointGameObject.transform.localPosition = Vector3.Normalize(m_Face.fixationPoint.Value) / 10;
+            // This is needed to update the rotation to better match the where of the fixation point
+            // Debug.Log("");
-        else
+    }
+
+    void UpdateScreenReticle()
+    {
+        var mainCamera = Camera.main;
+
+        var fixationInViewSpace = mainCamera.WorldToViewportPoint(m_Face.fixationPointTransform.position);
+        var mirrorFixationInView = new Vector3(1 - fixationInViewSpace.x, 1 - fixationInViewSpace.y, fixationInViewSpace.z);
+
+        if (m_FixationReticleGameObject != null)
-            // Update onscreen text to show that eye tracking isn't supported
+            m_FixationReticleGameObject.GetComponent<RectTransform>().anchoredPosition3D = mainCamera.ViewportToScreenPoint(mirrorFixationInView);
-	}
+    }

 }
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--- a/Assets/MoveReticle.cs
+++ b/Assets/MoveReticle.cs
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class MoveReticle : MonoBehaviour
+{
+    // Start is called before the first frame update
+    void Start()
+    {
+        
+    }
+
+    // Update is called once per frame
+    void Update()
+    {
+        var rectTransform = GetComponent<RectTransform>();
+        if (rectTransform != null)
+        {
+            Vector2 ancvecc = rectTransform.anchoredPosition;
+            rectTransform.anchoredPosition = new Vector2(ancvecc.x + 1, ancvecc.y + 1);
+        }
+    }
+}
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+
+        sampler2D _MainTex;
+
+        struct Input
+        {
+            float2 uv_MainTex;
+        };
+
+        half _Glossiness;
+        half _Metallic;
+        fixed4 _Color;
+
+        // Add instancing support for this shader. You need to check 'Enable Instancing' on materials that use the shader.
+        // See https://docs.unity3d.com/Manual/GPUInstancing.html for more information about instancing.
+        // #pragma instancing_options assumeuniformscaling
+        UNITY_INSTANCING_BUFFER_START(Props)
+            // put more per-instance properties here
+        UNITY_INSTANCING_BUFFER_END(Props)
+
+        void surf (Input IN, inout SurfaceOutputStandard o)
+        {
+            // Albedo comes from a texture tinted by color
+            fixed4 c = tex2D (_MainTex, IN.uv_MainTex) * _Color;
+            o.Albedo = c.rgb;
+            // Metallic and smoothness come from slider variables
+            o.Metallic = _Metallic;
+            o.Smoothness = _Glossiness;
+            o.Alpha = c.a;
+        }
+        ENDCG
+    }
+    FallBack "Diffuse"
+}
--- a/Assets/Shaders/DoubleSidedSurfaceShader.shader.meta
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