Portal rendering 1/2 done

Assets/Scripts/Portals/PortalCamera.cs

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+using UnityEngine;
+
+[RequireComponent(typeof(Camera))]
+public class PortalCamera : MonoBehaviour
+{
+    [Header("Components")]
+    [SerializeField] Shader m_Shader;
+
+    // Private members //
+
+    PortalManager m_DisplayPortal;
+    PortalManager m_CapturePortal;
+
+    RenderTexture m_RenderTexture;
+    Material m_RenderMaterial;
+
+    Camera m_Camera;
+
+    // Initialistion function for the camera
+    public void InitCamera(MeshRenderer renderer, PortalManager creator)
+    {
+        //
+        m_CapturePortal = creator.Linked();
+        m_DisplayPortal = creator;
+
+        // Gets the camera from the component
+        m_Camera = gameObject.GetComponent<Camera>();
+
+        // Creates the render texture
+        RenderTextureDescriptor descriptor = new(Screen.width, Screen.height);
+        m_RenderTexture = new RenderTexture(descriptor);
+
+        // Creates a material from the Cutout shader
+        // Needs to be created via code as all the materials have different settings
+        m_RenderMaterial = new Material(m_Shader);
+
+        // Links the camera to the mesh renderer
+        m_Camera.targetTexture = m_RenderTexture; // Sets it's camera to display to the render texture instead of the screen
+        m_RenderMaterial.mainTexture = m_RenderTexture; // Sets the material to use the render texture as it's texture
+        renderer.material = m_RenderMaterial; // Set's the renderer to use the material
+    }
+
+    // Update is called every frame
+    void Update()
+    {
+        // Calculates the player distance from where the portal will be rendererd
+        Vector3 offset = CameraController.Instance().transform.position - m_DisplayPortal.pos;
+        transform.parent.position = m_CapturePortal.TranslateOffset(offset);
+    }
+}