Add artist shooting, and refactor generation movment

Assets/Prefabs/Artist.prefab

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Assets/Prefabs/ArtistPencilAttack.prefab

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Assets/Prefabs/ArtistPencilAttack.prefab.meta

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Assets/Prefabs/Generation.prefab

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Assets/Prefabs/PathNode.prefab

@@ -28,7 +28,7 @@ Transform:
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   m_LocalRotation: {x: 0, y: 0, z: 0, w: 1}
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Assets/Scenes/SampleScene.unity

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Assets/Scripts/ArtistController.cs

@@ -1,5 +1,48 @@
+using System;
+using System.Collections.Generic;
 using UnityEngine;
 
 public class ArtistController : MonoBehaviour {
+	public int range = 50;
+	public int projectileSpeed = 5;
+	public GameObject projectile;
 	
+	private Queue<GameObject> enemyQueue;
+	void Start() {
+		InvokeRepeating(nameof(fireAttack), 0, 1);
+	}
+
+	public void setEnemyQueue(Queue<GameObject> enemyQueueIn) {
+		enemyQueue = enemyQueueIn;
+	}
+	
+	// Look through all of the queue, and find the distance between each enemy and the artist.
+	// Keep track of the enemy with the lowest distance, and after you have looped through the entire queue,
+	// Initiate a new instance of the projectile game object, from the artists position, in the direction of the enemy.
+	private void fireAttack() {
+		if (enemyQueue.Count == 0) return; // If there are no enemies in the queue, return.
+		if (enemyQueue.Peek() == null) return; // If the first enemy in the queue is null, return.
+		
+		float lowestDistance = range;
+		GameObject enemyTarget = null;
+		
+		foreach (var enemy in enemyQueue) {
+			var distance = Vector3.Distance(enemy.transform.position, transform.position);
+			if (distance < lowestDistance) {
+				lowestDistance = distance;
+				enemyTarget = enemy;
+			}
+		}
+		
+		if (enemyTarget == null) return; // If there are no enemies in range, return.
+		
+		//Find the vector that points from the artist to the enemy.
+		var heading = enemyTarget.transform.position - transform.position;
+		//Find the angle between the artist and the enemy.
+		var angle = Mathf.Atan2(heading.y, heading.x) * Mathf.Rad2Deg;
+		//Create a quaternion (rotation) based on the angle.
+		var q = Quaternion.Euler(0,0,angle);
+		var projectileInstance = Instantiate(projectile, transform.position, q);
+		projectileInstance.GetComponent<StandardProjectileController>().setSpeed(projectileSpeed);
+	}
 }

Assets/Scripts/GenerationController.cs

@@ -4,37 +4,43 @@ using System.Collections.Generic;
 using UnityEngine;
 
 public class GenerationController : MonoBehaviour {
-	internal GameObject[] waypoints;
+	public float speed;
+	private GameObject[] waypoints;
 	private int waypointIndex = 1;
 	
 	private Rigidbody2D rb;
 	
-	// Start is called before the first frame update
 	private void Start() {
 		rb = GetComponent<Rigidbody2D>();
-	}
-
-	// Update is called once per frame
-	void Update() { }
-
-	private void FixedUpdate() {
-		if (waypointIndex < waypoints.Length) {
-			var target = waypoints[waypointIndex].transform.position;
-			var direction = target - transform.position;
-			var f = transform.position + direction.normalized * 0.1f;
-			rb.MovePosition(f);
-		} else if (waypointIndex >= waypoints.Length) {
-			Destroy(gameObject);
-		}
+		moveToNextWaypoint();
 	}
 
 	private void OnTriggerEnter2D(Collider2D col) {
 		if (col.gameObject == waypoints[waypointIndex]) {
 			waypointIndex++;
+			moveToNextWaypoint();
 		}
+		
 	}
 	
 	public void setWaypoints(GameObject[] waypointsIn) {
 		waypoints = waypointsIn;
 	}
+	
+	private void moveToNextWaypoint() {
+		if (waypointIndex < waypoints.Length) {
+			// Point towards the next waypoint
+			var heading = waypoints[waypointIndex].transform.position - transform.position;
+			var distance = heading.magnitude;
+			var direction = heading / distance;
+			var angle = Mathf.Atan2(direction.y, direction.x) * Mathf.Rad2Deg;
+			var q = Quaternion.Euler(0,0,angle);
+			transform.rotation = q;
+			
+			//Move towards the next waypoint, taking into account the speed variable
+			rb.velocity = direction * speed;
+		} else if (waypointIndex >= waypoints.Length) {
+			Destroy(gameObject);
+		}
+	}
 }

Assets/Scripts/LevelController.cs

@@ -18,7 +18,8 @@ public class LevelController : MonoBehaviour {
 	// Update is called once per frame
 	void Update() {
 		if (Input.GetMouseButtonDown(0)) {
-			Instantiate(artist, Camera.main.ScreenToWorldPoint(Input.mousePosition) + Vector3.forward, Quaternion.identity);
+			var a = Instantiate(artist, Camera.main.ScreenToWorldPoint(Input.mousePosition) + (Vector3.forward * 10), Quaternion.identity);
+			a.GetComponent<ArtistController>().setEnemyQueue(enemies);
 		}
 	}
 

Assets/Scripts/StandardProjectileController.cs

@@ -0,0 +1,27 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class StandardProjectileController : MonoBehaviour {
+	private float speed;
+	private Rigidbody2D rb;
+
+	void Start() {
+		rb = GetComponent<Rigidbody2D>();
+		rb.velocity = transform.right * speed ;
+	}
+
+	void Update() {
+		
+	}
+
+	public void setSpeed( float speedIn) {
+		speed = speedIn;
+	}
+
+	private void OnTriggerEnter2D(Collider2D col) {
+		Destroy(col.gameObject);
+		Destroy(gameObject);
+	}
+}

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ProjectSettings/TagManager.asset

@@ -41,6 +41,9 @@ TagManager:
   - name: Background
     uniqueID: 4272006243
     locked: 0
+  - name: Attacks
+    uniqueID: 1035096185
+    locked: 0
   - name: Default
     uniqueID: 0
     locked: 0