Tp3 + start TP4

TP3/Assets/Scripts/CarThings/speedZone.cs

@@ -0,0 +1,35 @@
+using UnityEngine;
+
+public class speedZone : MonoBehaviour
+{
+    [SerializeField] float speedBoost = 2.0f;
+    // Start is called once before the first execution of Update after the MonoBehaviour is created
+    void Start()
+    {
+        
+    }
+
+    // Update is called once per frame
+    void Update()
+    {
+        
+    }
+    // Can e be optimized with layers
+    private void OnTriggerEnter(Collider other)
+    {
+        CarMove car = other.GetComponent<CarMove>();
+        if (car != null)
+        {
+            car.speedModifier = speedBoost;
+        }
+    }
+
+    private void OnTriggerExit(Collider other)
+    {
+        CarMove car = other.GetComponent<CarMove>();
+        if (car != null)
+        {
+            car.speedModifier = 1.0f;
+        }
+    }
+}