Fixed grabber sorting logic

Added grabber sounds
Improved grabber marker placement

Assets/Scripts/Robot Arm/Grapparoni.cs

@@ -8,6 +8,9 @@ public class Grapparoni : MonoBehaviour
     public float radius;
     public GameObject grabSpot;
     public GameObject grabbedObject;
+    
+    [Header("DEBUG")]
+    public GameObject debugClosest;
 
     private LineRenderer lineRenderer;
     // Start is called before the first frame update
@@ -21,7 +24,7 @@ public class Grapparoni : MonoBehaviour
     {
         Collider[] items = Physics.OverlapSphere(grabSpot.transform.position, radius);
         if (items.Length < 1) { lineRenderer.enabled = false; return; }
-        GameObject closest = items[0].gameObject;
+        GameObject closest = null;
         foreach (Collider item in items)
         {
             Rigidbody rb = item.gameObject.GetComponent<Rigidbody>();
@@ -29,21 +32,20 @@ public class Grapparoni : MonoBehaviour
             if (rb)
             {
                 float dist = Vector3.Distance(item.transform.position, transform.position);
-                if (dist < Vector3.Distance(closest.transform.position, transform.position))
+                if (closest == null || dist < Vector3.Distance(closest.transform.position, transform.position))
                 {
                     closest = item.gameObject;
                 }
             }
         }
+
+        if (!closest) { lineRenderer.enabled = false; return; }
         Rigidbody closestRb = closest.transform.GetComponent<Rigidbody>();
         if (closestRb)
         {
             lineRenderer.enabled = true;
             lineRenderer.SetPosition(0, grabSpot.transform.position);
             lineRenderer.SetPosition(1, closest.transform.position);
-        } else
-        {
-            lineRenderer.enabled = false;
         }
     }
 
@@ -72,7 +74,7 @@ public class Grapparoni : MonoBehaviour
 
         Collider[] items = Physics.OverlapSphere(grabSpot.transform.position, radius);
         if (items.Length < 1) { return; }
-        GameObject closest = items[0].gameObject;
+        GameObject closest = null;
         foreach (Collider item in items)
         {
             Rigidbody rb = item.gameObject.GetComponent<Rigidbody>();
@@ -80,12 +82,14 @@ public class Grapparoni : MonoBehaviour
             if(rb)
             {
                 float dist = Vector3.Distance(item.transform.position, transform.position);
-                if (dist < Vector3.Distance(closest.transform.position, transform.position)) {
+                if (closest == null || dist < Vector3.Distance(closest.transform.position, transform.position)) {
                     closest = item.gameObject;
+                    debugClosest = closest;
                 }
             }
         }
 
+        if(!closest) { return; }
         Rigidbody closestRb = closest.transform.GetComponent<Rigidbody>();
         if (closestRb)
         {

Assets/Scripts/Robot Arm/RobotArmController.cs

@@ -19,6 +19,15 @@ public class RobotArmController : MonoBehaviour
     public GameObject targetMarker;
 
 
+    //Audio
+    public AudioSource backgroundSource;
+    public AudioSource sfxSource;
+    public AudioSource interactSource;
+
+    public AudioClip idleSound;
+    public AudioClip interactSound;
+    public AudioClip moveClip;
+
     // Start is called before the first frame update
     void Start()
     {
@@ -28,7 +37,10 @@ public class RobotArmController : MonoBehaviour
 
     private void Update()
     {
-        targetMarker.transform.position = new Vector3(target.transform.position.x, transform.position.y + .5f, target.transform.position.z);
+        RaycastHit hit;
+        Physics.Raycast(grabber.grabSpot.transform.position, Vector3.down, out hit, 10);
+
+        targetMarker.transform.position = new Vector3(grabber.grabSpot.transform.position.x, hit.point.y + 0.05f, grabber.grabSpot.transform.position.z);
     }
 
     public void InteractNode(Node pre)
@@ -43,6 +55,8 @@ public class RobotArmController : MonoBehaviour
     {
         if (!isInUse) { return; }
 
+        bool isMoving = false;
+
         //return to network view with x
         if (Keyboard.current.xKey.wasPressedThisFrame)
         {
@@ -53,20 +67,29 @@ public class RobotArmController : MonoBehaviour
         }
 
         //return to network view with x
-        if (Keyboard.current.spaceKey.wasPressedThisFrame)
+        if (Keyboard.current.spaceKey.wasPressedThisFrame && !sfxSource.isPlaying)
         {
             grabber.GrabClosest();
+            interactSource.clip = interactSound;
+            interactSource.Play();
+
         }
 
         //Hoch/Runter
         if (Keyboard.current.ctrlKey.isPressed && target.transform.position.y > transform.position.y)
         {
+            if(Physics.Raycast(grabber.transform.position, Vector3.down, .9f))
+            {
+                target.transform.localPosition -= Vector3.down * Time.deltaTime * armSpeed;
+            }
             target.transform.localPosition += Vector3.down * Time.deltaTime * armSpeed;
+            isMoving = true;
         }
 
         if (Keyboard.current.shiftKey.isPressed && target.transform.localPosition.y < targetConstraints.y)
         {
             target.transform.localPosition += Vector3.up * Time.deltaTime * armSpeed;
+            isMoving = true;
         }
 
         //Debug.Log(-targetConstraints.z);
@@ -74,33 +97,50 @@ public class RobotArmController : MonoBehaviour
         if (Keyboard.current.aKey.isPressed && target.transform.localPosition.z > -targetConstraints.z)
         {
             target.transform.localPosition += Vector3.back * Time.deltaTime * armSpeed;
+            isMoving = true;
         }
 
         if (Keyboard.current.dKey.isPressed && target.transform.localPosition.z < targetConstraints.z)
         {
             target.transform.localPosition += Vector3.forward * Time.deltaTime * armSpeed;
+            isMoving = true;
         }
 
         //Left/Right
         if (Keyboard.current.qKey.isPressed)
         {
             transform.Rotate(0.0f, armRotationSpeed * Time.deltaTime, 0.0f, Space.Self);
+            isMoving = true;
         }   
 
         if (Keyboard.current.eKey.isPressed)
         {
             transform.Rotate(0.0f, -armRotationSpeed * Time.deltaTime, 0.0f, Space.Self);
+            isMoving = true;
         }
 
         //Forwards/Backwards
         if (Keyboard.current.wKey.isPressed && target.transform.localPosition.x > -targetConstraints.x)
         {
             target.transform.localPosition += Vector3.left * Time.deltaTime * armSpeed;
+            isMoving = true;
         }
 
         if (Keyboard.current.sKey.isPressed && target.transform.localPosition.x < -3.5f)
         {
             target.transform.localPosition += Vector3.right * Time.deltaTime * armSpeed;
+            isMoving = true;
+        }
+
+        if (!sfxSource.isPlaying && isMoving)
+        {
+            sfxSource.clip = moveClip;
+            sfxSource.Play();
+        }
+
+        if(!isMoving)
+        {
+            sfxSource.Stop();
         }
     }
 }

Assets/Sounds/387239__deleted-user-228014__beerhiss1.wav.meta

@@ -0,0 +1,22 @@
+fileFormatVersion: 2
+guid: 66f5a01951ce1964993ffc0dda57c1df
+AudioImporter:
+  externalObjects: {}
+  serializedVersion: 6
+  defaultSettings:
+    loadType: 0
+    sampleRateSetting: 0
+    sampleRateOverride: 44100
+    compressionFormat: 1
+    quality: 1
+    conversionMode: 0
+  platformSettingOverrides: {}
+  forceToMono: 0
+  normalize: 1
+  preloadAudioData: 1
+  loadInBackground: 0
+  ambisonic: 0
+  3D: 1
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: