Add Unity3D projects

year3/semester1/CT3536: Games Programming/project/Assets/PlayerCar.cs

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+using System;
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+// player car controller
+public class PlayerCar : MonoBehaviour
+{
+    private float hInput;
+    private float vInput;
+
+    public float engineStrength = 60000;
+    public float maxSteerAngle = 90;
+
+    public Transform frontLeftWheelTransform;
+    public Transform frontRightWheelTransform;
+    public Transform rearLeftWheelTransform;
+    public Transform rearRightWheelTransform;
+
+    public WheelCollider frontLeftWheelCollider;
+    public WheelCollider frontRightWheelCollider;
+    public WheelCollider rearLeftWheelCollider;
+    public WheelCollider rearRightWheelCollider;
+
+    private int lapCount = 0;
+
+    private void FixedUpdate()
+    {
+        // only accept input if race has started 
+        if (GameManager.isRaceOn) {
+            hInput = Input.GetAxis("Horizontal");
+            vInput = Input.GetAxis("Vertical");
+
+            // front wheel drive
+            frontLeftWheelCollider.motorTorque = vInput * engineStrength;
+            frontRightWheelCollider.motorTorque = vInput * engineStrength;
+
+            // steering
+            frontLeftWheelCollider.steerAngle = maxSteerAngle * hInput;
+            frontRightWheelCollider.steerAngle = maxSteerAngle * hInput;
+
+            // rotate wheels to propel car
+            Vector3 pos;
+            Quaternion rot;
+
+            frontLeftWheelCollider.GetWorldPose(out pos, out rot);
+            frontLeftWheelTransform.rotation = rot;
+            frontLeftWheelTransform.position = pos;
+
+            frontRightWheelCollider.GetWorldPose(out pos, out rot);
+            frontRightWheelTransform.rotation = rot;
+            frontRightWheelTransform.position = pos;
+
+            rearLeftWheelCollider.GetWorldPose(out pos, out rot);
+            rearLeftWheelTransform.rotation = rot;
+            rearLeftWheelTransform.position = pos;
+
+            rearRightWheelCollider.GetWorldPose(out pos, out rot);
+            rearRightWheelTransform.rotation = rot;
+            rearRightWheelTransform.position = pos;
+        }
+    }
+
+
+    private void OnTriggerEnter(Collider other) {
+        // if collided with finish line
+        if (other.gameObject.CompareTag("FinishLine")) {
+            lapCount++;
+
+            // if finished laps and race not over, declare victory
+            if (lapCount > 3 && GameManager.isRaceOn) {
+                GameManager.EndRace("Player");
+            }
+            // else update lap counter display
+            else {
+                LapDisplay.IncrementCount();
+            }
+        }
+    }
+}