Added Pastie Spawn Script With Bounds Check

Unity-Files/Assets/Examples/Defender/Pastie.prefab

@@ -12,6 +12,7 @@ GameObject:
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   - component: {fileID: 9035969042858155278}
   - component: {fileID: 2612555762601387375}
+  - component: {fileID: -3073797049814522211}
   - component: {fileID: 885697997895152444}
   m_Layer: 0
   m_Name: Pastie
@@ -125,6 +126,18 @@ MonoBehaviour:
   m_Name: 
   m_EditorClassIdentifier: 
   timeToDestruction: 10
+--- !u!114 &-3073797049814522211
+MonoBehaviour:
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+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 2252406525984333962}
+  m_Enabled: 1
+  m_EditorHideFlags: 0
+  m_Script: {fileID: 11500000, guid: a8a1847c1378264469a170f37d758dca, type: 3}
+  m_Name: 
+  m_EditorClassIdentifier: 
 --- !u!210 &885697997895152444
 SortingGroup:
   m_ObjectHideFlags: 0

Unity-Files/Assets/Scripts/Gameplay/PastySpawn.cs

@@ -0,0 +1,40 @@
+using UnityEngine;
+using DG.Tweening;
+
+public class PastySpawn : MonoBehaviour
+{
+    private void Start()
+    {
+        transform.DOMove(GetNewRandomPoint(), 1);
+    }
+
+    private Vector3 GetNewRandomPoint()
+    {
+        Vector3 newPoint = new Vector3(transform.position.x + Random.Range(-1, 1), transform.position.y + Random.Range(-1, 1), 0);
+
+        if (isOutOfBounds(newPoint))
+        {
+            Bounds mainCameraBoundsOffset = GetCameraBounds(Camera.main);
+            mainCameraBoundsOffset.Expand(-1f);
+            newPoint = mainCameraBoundsOffset.ClosestPoint(this.transform.position);
+            newPoint.Set(newPoint.x, newPoint.y, 0f);
+        }
+        return newPoint;
+    }
+
+    private bool isOutOfBounds(Vector3 targetPosition)
+    {
+        Plane[] planes = GeometryUtility.CalculateFrustumPlanes(Camera.main);
+        if (GeometryUtility.TestPlanesAABB(planes, new Bounds(targetPosition, GetComponent<BoxCollider2D>().bounds.size)))
+            return false;
+        else
+            return true;
+    }
+
+    private static Bounds GetCameraBounds(Camera camera)
+    {
+        float screenAspect = (float)Screen.width / (float)Screen.height;
+        float cameraHeight = camera.orthographicSize * 2;
+        return new Bounds(camera.transform.position, new Vector3(cameraHeight * screenAspect, cameraHeight, 0));
+    }
+}

Unity-Files/Assets/Scripts/Gameplay/PastySpawn.cs.meta

@@ -0,0 +1,11 @@
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+MonoImporter:
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+  icon: {instanceID: 0}
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