Added comments to everything
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djkellerman
@@ -1,89 +1,161 @@
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using System.Collections.Generic;
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using UnityEngine; using Game; using Music; using Player;
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using UnityEngine;
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using Game;
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using Music;
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using Player;
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namespace Player
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{
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public class PlayerCameraMovement : MonoBehaviour
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{
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private Vector3 start;
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private Vector3 target;
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public float weight;
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public float speed;
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private GameObject playerThatWon;
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public float lowerBound;
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public bool winScene = false;
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public bool staticCamera = false;
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private void Start()
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/// <summary>
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/// This class controls the movement of the camera to follow players during the game.
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/// It also handles special behavior for the camera in the win scene.
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/// </summary>
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public class PlayerCameraMovement : MonoBehaviour
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{
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start = transform.position;
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}
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/// <summary>
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/// The starting position of the camera.
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/// </summary>
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private Vector3 start;
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private void Update()
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{
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if (winScene) // If the game is over, the camera will follow the player that won
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/// <summary>
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/// The target position the camera should move toward.
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/// </summary>
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private Vector3 target;
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/// <summary>
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/// The weight used to blend between the camera's starting position and the players' average position.
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/// </summary>
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public float weight;
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/// <summary>
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/// The speed at which the camera moves toward the target position.
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/// </summary>
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public float speed;
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/// <summary>
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/// The player who won the game, used to focus the camera in the win scene.
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/// </summary>
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private GameObject playerThatWon;
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/// <summary>
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/// The lowest vertical position the camera can move to.
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/// </summary>
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public float lowerBound;
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/// <summary>
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/// Indicates whether the camera is in the win scene mode.
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/// </summary>
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public bool winScene = false;
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/// <summary>
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/// Indicates whether the camera should remain static and not follow players.
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/// </summary>
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public bool staticCamera = false;
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/// <summary>
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/// Initializes the camera's starting position.
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/// </summary>
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private void Start()
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{
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if (playerThatWon == null || !playerThatWon.activeInHierarchy)
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start = transform.position;
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}
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/// <summary>
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/// Updates the camera's position every frame to follow players or focus on the winner.
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/// </summary>
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private void Update()
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{
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// If the game is over, focus the camera on the player that won
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if (winScene)
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{
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playerThatWon = FindWinner();
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if (playerThatWon == null || !playerThatWon.activeInHierarchy)
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{
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playerThatWon = FindWinner();
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}
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if (playerThatWon != null)
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{
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// Move the camera toward the winning player's position
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target = playerThatWon.transform.position;
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transform.position = Vector3.Lerp(
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transform.position,
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new Vector3(target.x, target.y, target.z - 10),
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speed * 12 * Time.deltaTime
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);
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// Ensure the camera does not go below the lower bound
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if (transform.position.y < lowerBound)
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{
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transform.position = new Vector3(transform.position.x, lowerBound, transform.position.z);
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}
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}
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return;
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}
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if (playerThatWon != null)
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// Follow the players during the game
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List<GameObject> players = GameManager.players;
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if (players.Count == 0) return;
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Vector3 playerAverage = Vector3.zero;
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int activePlayers = 0;
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// Calculate the average position of all active players
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foreach (GameObject player in players)
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{
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target = playerThatWon.transform.position;
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transform.position = Vector3.Lerp(transform.position, new Vector3(target.x, target.y, target.z - 10), speed * 12 * Time.deltaTime);
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if (transform.position.y < lowerBound)
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if (player == null || !player.activeInHierarchy) continue;
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Damageable damageable = player.GetComponent<Damageable>();
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if (damageable != null && damageable.dying) continue;
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playerAverage += player.transform.position;
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activePlayers++;
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}
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if (activePlayers == 0 || staticCamera) return;
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playerAverage /= activePlayers;
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// Blend between the starting position and the players' average position
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target = start * weight + playerAverage * (1 - weight);
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transform.position = Vector3.Lerp(
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transform.position,
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new Vector3(target.x, target.y, transform.position.z),
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speed * Time.deltaTime
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);
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// Ensure the camera does not go below the lower bound
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if (transform.position.y < lowerBound)
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{
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transform.position = new Vector3(transform.position.x, lowerBound, transform.position.z);
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}
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}
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/// <summary>
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/// Activates the win scene mode and focuses the camera on the winning player.
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/// </summary>
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/// <param name="player">The player who won the game.</param>
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public void WinScene(GameObject player)
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{
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winScene = true;
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playerThatWon = player;
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}
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/// <summary>
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/// Finds the first active player in the game, used to determine the winner.
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/// </summary>
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/// <returns>The first active player GameObject, or null if no players are active.</returns>
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private GameObject FindWinner()
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{
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foreach (GameObject player in GameManager.players)
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{
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if (player != null && player.activeInHierarchy)
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{
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transform.position = new Vector3(transform.position.x, lowerBound, transform.position.z);
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return player;
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}
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}
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return;
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return null;
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}
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// Moves the camera to follow the players
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List<GameObject> players = GameManager.players;
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if (players.Count == 0) return;
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Vector3 playerAverage = Vector3.zero;
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int activePlayers = 0;
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foreach (GameObject player in players)
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{
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if (player == null || !player.activeInHierarchy) continue;
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Damageable damageable = player.GetComponent<Damageable>();
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if (damageable != null && damageable.dying) continue;
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playerAverage += player.transform.position;
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activePlayers++;
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}
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if (activePlayers == 0) return;
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if (staticCamera) return;
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playerAverage /= activePlayers;
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target = start * weight + playerAverage * (1 - weight);
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transform.position = Vector3.Lerp(transform.position, new Vector3(target.x, target.y, transform.position.z), speed * Time.deltaTime);
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if (transform.position.y < lowerBound)
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{
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transform.position = new Vector3(transform.position.x, lowerBound, transform.position.z);
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}
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}
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public void WinScene(GameObject player)
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{
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winScene = true;
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playerThatWon = player;
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}
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private GameObject FindWinner() // Finds the player that won
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{
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foreach (GameObject player in GameManager.players)
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{
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if (player != null && player.activeInHierarchy)
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{
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return player;
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}
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}
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return null;
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}
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}
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}
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