engine sfx

Assets/Scripts/carController.cs

@@ -25,6 +25,9 @@ public class carController : MonoBehaviour
     public float carRotationSpeed;
 
     public static bool isAlive = true;
+    private AudioSource audioSource;
+    public float maxVelocity = 100;
+    public float EngineSFXsmooth = 0.05f;
     public static void GameOver(){
         if(!isAlive){return;}
 
@@ -81,6 +84,8 @@ public class carController : MonoBehaviour
         torqueF = torqueB = Torque[DataManager.SpeedLevel];
 
         carRotationSpeed = RotationSpeed[DataManager.inAirLevel];
+
+        audioSource= GetComponent<AudioSource>();
     }
 
     // Update is called once per frame
@@ -89,6 +94,7 @@ public class carController : MonoBehaviour
         if(!isAlive){
             rearWheel.useMotor = false;
             frontWheel.useMotor = false; 
+            audioSource.pitch = Mathf.Lerp(audioSource.pitch, 0,0.1f);
             return;
         }
         if (Input.GetAxisRaw("Horizontal") > 0)
@@ -105,6 +111,8 @@ public class carController : MonoBehaviour
                 motorBack.maxMotorTorque = torqueF;
                 rearWheel.motor = motorBack;
             }
+
+            // RevEngine(2f);
         }
         else if (Input.GetAxisRaw("Horizontal") < 0)
         {
@@ -120,13 +128,21 @@ public class carController : MonoBehaviour
                 motorBack.maxMotorTorque = torqueB;
                 rearWheel.motor = motorBack;
             }
+            // RevEngine(1.5f);
+
         }
         else
         {
             rearWheel.useMotor = false;
             frontWheel.useMotor = false; 
+            // RevEngine(1);
+
         }
 
+        // audioSource.pitch = 1 +(Mathf.Abs(GetComponent<Rigidbody2D>().velocity.magnitude) / maxVelocity);
+        audioSource.pitch =  Mathf.Lerp(audioSource.pitch, 1 +(Mathf.Abs(frontWheel.jointSpeed) / maxVelocity), EngineSFXsmooth);
+        
+
         if (Input.GetAxisRaw("Horizontal") != 0)
         {
             GetComponent<Rigidbody2D>().AddTorque(carRotationSpeed * Input.GetAxisRaw("Horizontal") * 1);
@@ -135,4 +151,9 @@ public class carController : MonoBehaviour
 
         // CameraFollower.UpdateFrame();
     }
+
+
+    // void RevEngine(float value){
+    //     audioSource.pitch = Mathf.Lerp(audioSource.pitch, value, revSfxSpeed);
+    // }
 }