Spring26-Day13-Events/testRigidBodyAcceleration.html at main · CS2510/Spring26-Day13-Events · GitHub

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<!-- Please carefully review the rules about academic integrity found in the academicIntegrity.md file found at the root of this project. -->

<!doctype html>
<html>

<head>
  <title>Test Rigid Body Acceleration</title>
  <style>
    /* Engine-Specific */
    * {
      margin: 0;
      overflow: hidden;
    }
  </style>
</head>

<body>
  <canvas id="canv"></canvas>
  <script src="./engine/Engine.js"></script>
  <script src="./engine/Scene.js"></script>
  <script src="./engine/GameObject.js"></script>
  <script src="./engine/Component.js"></script>
  <script src="./engine/Input.js"></script>
  <script src="./engine/Vector2.js"></script>
  <script src="./engine/Time.js"></script>
  <script src="./engine/Collisions.js"></script>

  <script src="./engine/components/Transform.js"></script>
  <script src="./engine/components/TextLabel.js"></script>
  <script src="./engine/components/Polygon.js"></script>
  <script src="./engine/components/Collider.js"></script>
  <script src="./engine/components/RigidBody.js"></script>


  <script>
    class MainScene extends Scene {
      constructor() {
        super()
        this.instantiate(new GameObject("Gravity Game Object"), new Vector2(100, 100)).addComponent(new TextLabel(), { text: "Constant Gravity" })
        this.instantiate(new GameObject("TerminalVelocity Game Object"), new Vector2(300, 100)).addComponent(new TextLabel(), { text: "Terminal Velocity" })
        this.instantiate(new GameObject("Impulse Game Object"), new Vector2(500, 100)).addComponent(new TextLabel(), { text: "Impulse Acceleration" })
        this.instantiate(new GameObject("Nothing Game Object"), new Vector2(700, 100)).addComponent(new TextLabel(), { text: "No Velocity" })
        this.instantiate(new GameObject("Push Space Game Object"), new Vector2(300, 50)).addComponent(new TextLabel(), { text: "Push Space to give all objects an upward impulse acceleration"})

        this.instantiate(new MovingGameObject(), new Vector2(150, 200)).addComponent(new Controller1())
        this.instantiate(new MovingGameObject(), new Vector2(350, 200)).addComponent(new Controller2())
        this.instantiate(new MovingGameObject(), new Vector2(550, 200)).addComponent(new Controller3())
        this.instantiate(new MovingGameObject(), new Vector2(750, 200)).addComponent(new Controller4())

      }
    }

    class MovingGameObject extends GameObject {
      constructor() {
        super("Moving Game Object")
        this.addComponent(new Polygon(), { points: [new Vector2(-50, -50), new Vector2(-50, 50), new Vector2(50, 50), new Vector2(50, -50)] })
        this.addComponent(new RigidBody())
      }
    }

    class Controller1 extends Component {
      start() {
        this.gameObject.getComponent(RigidBody).gravity = new Vector2(0, 32)
      }
    }

    class Controller2 extends Component {
      start() {
        this.gameObject.getComponent(RigidBody).gravity = new Vector2(0, 32)
      }
      update(){
        const rigidBody = this.gameObject.getComponent(RigidBody)

        //Enforce a terminal velocity
        if(rigidBody.velocity.y > 10)
          rigidBody.velocity.y = 10
      }
    }

    class Controller3 extends Component {
      start() {
        this.gameObject.getComponent(RigidBody).acceleration = new Vector2(0, 1000 )
      }

    }

    class Controller4 extends Component {
      start() {
      }
      update(){
        if(Input.keysUpThisFrame.includes("Space")){
          const movingGameObjects = Engine.currentScene.gameObjects.filter(go=>go.getComponent(RigidBody))
          for(const movingGameObject of movingGameObjects){
            movingGameObject.getComponent(RigidBody).acceleration = new Vector2(0, -2000)
          }
        }
      }
    }


    Engine.currentScene = new MainScene()
    Engine.start()
  </script>
</body>

</html>