Bomber Man / 炸弹人

游戏展示

Bomber Man

游戏开发

创建 BomberMan 游戏

导入资源

可以从 GitHub 上面查看到。

设置分辨率 400x800

从 Project > Sprites 中拖动 BG 到 GamePlay Scene。

添加背景

BG
- Transform
  - Scale
    - X: 1.5
    - Y: 1.5

添加 Player

从 Project > Sprites 中拖动 Player 到 GamePlay Scene。

Player
- Transform
  - Position
    - X: 0
    - Y: -3.66
- Sprite Renderer
  - Additional Settings
    - Order in Layer: 1

给 Player 添加 Rigibody 2D

Player
- Add Component
  - Rigibody 2D

Kinematic: 运动学

如果该属性设置为 true 表示该物体运动状态不受外力，碰撞和关节的影响，而只受到动画以及附加在物体上的脚本影响，但是该物体仍然能改变其他物体运动状态

Player
- Rigibody 2D
  - Body Type: Kinematic

给 Player 添加 Circle Collider 2D

Player
- Circle Collider 2D
  - Is Trigger: True
  - Radius: 0.41

创建 PlayerScripts

Project
- Assets
  - Create
    - Folder: Scripts
  - Scripts
    - Create
    - C# Script: PlayerScript

添加 PlayerScript 到 Player 组件上。

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class PlayerScript : MonoBehaviour
{
    public float speed = 10f;
    private float minX = -2.55f;
    private float maxX = 2.55f;

    // Update is called once per frame
    void Update()
    {
        MovePlayer();
    }

    void MovePlayer()
    {
        float h = Input.GetAxis("Horizontal");
        Vector2 currentPosition = transform.position;

        if (h > 0)
        {
            // going to the right side
            currentPosition.x += speed * Time.deltaTime;
        }
        else if (h < 0)
        {
            // going to the left side
            currentPosition.x -= speed * Time.deltaTime;
        }

        if (currentPosition.x < minX)
        {
            currentPosition.x = minX;
        }
        else if (currentPosition.x > maxX)
        {
            currentPosition.x = maxX;
        }

        transform.position = currentPosition;
    }
}

运行游戏，使用 AWDS 中的 AD 或者使用 左右方向键 移动

添加 Bomb

从 Project > Sprites 中拖动 Bomb 到 GamePlay Scene。
添加 Tag
添加 Rigibody 2D
添加 Circle Collider 2D

Bomb
- Tag: Bomb
- Transform
  - Position
    - X: 0
    - Y: 3.28
  - Scale
    - X: 0.8
    - Y: 0.8
- Rigibody 2D
- Circle Collider 2D
  - Is Trigger: True

Prefabs / 预设体

Project
- Assets
  - Create
    - Folders: Prefabs
  - Prefabs

将 Hirearchy > GamePay > Bomb 拖到 Prefabs 中。

删除 Hirearchy > GamePay > Bomb。

Spawner / 生成器

Hirearchy
- Create Empty: Spawner
Inspector
- Spawner
  - Select Icon （左上角)
  - Transform: Reset
    - Position
      - X: 0
      - Y: 5.6

创建 SpawnerScripts

Project
- Assets
  - Scripts
    - Create
    - C# Script: SpawnerScripts

添加 SpawnerScripts 到 Spawner 组件上。

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class SpawnerScript : MonoBehaviour
{
    public GameObject bombPrefab;

    private float minX = -2.55f;
    private float maxX = 2.55f;

    void Start()
    {
        StartCoroutine(SpawnBombs());
    }

    IEnumerator SpawnBombs()
    {
        yield return new WaitForSeconds(Random.Range(0f, 1f));

        Instantiate(bombPrefab, new Vector2(Random.Range(minX, maxX), transform.position.y),
            Quaternion.identity);

        StartCoroutine(SpawnBombs());

    }
}

将 Prefabs > Bomb 拖动到 Hierarchy > Spawner 上。

Collector / 收集器

Hirearchy
- Create Empty: Collector
Inspector
- Collector
  - Select Icon （左上角)
  - Transform: Reset
    - Position
      - X: 0
      - Y: -6.625
  - Box Collider 2D
    - Is Trigger: True
    - Size
      - X: 7.4
      - Y: 1
    - Info
    - Bounds
      - Center
        
        X: 0
        
        Y: -4.9

创建 CollectorScripts

Score Text

Hirearchy
- Create
  - UI
    - Text
Inspector
- Rect Transform
  - Archors
    - top
    - left
  - Pos X: 125.5
  - Pos Y: 125.5
  - Width: 224
  - Height: 50
- Text(Script)
  - Text: Score: 0
  - Character
    - Font Size: 36
  - Paragraph
    - V: Center
  - Color: White

Project
- Assets
  - Scripts
    - Create
    - C# Script: CollectorScripts

添加 CollectorScripts 到 Collector 组件上。

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;

public class CollectorScript : MonoBehaviour
{
    public Text scoreText;
    private int score;

    private void OnTriggerEnter2D(Collider2D collision)
    {
        if (collision.tag == "Bomb")
        {
            IncreaseScore();
            collision.gameObject.SetActive(false);
        }
    }

    void IncreaseScore()
    {
        score++;

        scoreText.text = "Score: " + score;
    }
}

重置游戏

Score Text:

Inspector
- Rect Transform
  - Pos X: 180
  - Pos Y: -60
  - Width: 300
  - Height: 100
- Text(Script)
  - Text: High Score: 0\nScore: 0
修改 CollectorScripts 代码。

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;

public class CollectorScript : MonoBehaviour
{
    public Text scoreText;
    private int score;
    private static int highScore;

    private void Start()
    {
        DisplayScore();
    }

    private void OnTriggerEnter2D(Collider2D collision)
    {
        if (collision.tag == "Bomb")
        {
            IncreaseScore();
            collision.gameObject.SetActive(false);
        }
    }

    void DisplayScore()
    {
        scoreText.text = "High Score: " + highScore + "\nScore: " + score;
    }

    void IncreaseScore()
    {
        score++;

        if (score > highScore)
        {
            highScore = score;
        }

        DisplayScore();
    }
}