A bird game with a joystick's game | AI game creator

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No:39624

35

A bird game with a joystick
Developer User17730｜Date and time 24/1/29 13:28:51
Build time 18.098 sec｜Game capacity 4.249KB｜

Sure! Here's an example of a simple bird game implemented as a single HTML file using JavaScript and a joystick for smartphone operation:

In this example, the game canvas is created with a width of 320 pixels and a height of 480 pixels. The bird is represented as a blue circle on the canvas, and its movement is controlled by a virtual joystick. The game starts when the `init()` function is called, which sets up the canvas, initializes the bird and joystick objects, and registers touch event listeners for joystick control. The `gameLoop()` function is called repeatedly every 30 milliseconds to update and redraw the game elements based on the joystick input. When the user touches the canvas, the `handleTouchStart()` function is called, which calculates the direction based on the touch position and sets it in the joystick object. When the user releases the touch, the `handleTouchEnd()` function resets the joystick direction. The `getDirection()` function converts the joystick angle into one of the four cardinal directions (up, down, left, right) to control the bird's movement accordingly. Please note that this is a basic implementation and can be further enhanced with additional game mechanics, levels, and scoring logic as per your requirements.

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Sure! Here's an example of a simple bird game implemented as a single HTML file using JavaScript and a joystick for smartphone operation:

```html
<!DOCTYPE html>
<html>
<head>
  <title>Bird Game</title>
</head>
<body>
  <canvas id="gameCanvas" width="320" height="480"></canvas>
  
  <script>
    // Game Variables
    var canvas, context;
    var bird;
    var joystick;

// Bird Object
    function Bird(x, y) {
      this.x = x;
      this.y = y;
      this.speed = 2;

this.update = function() {
        // Move bird based on joystick input
        this.x += joystick.x * this.speed;
        this.y += joystick.y * this.speed;

// Draw bird on canvas
        context.beginPath();
        context.arc(this.x, this.y, 10, 0, 2 * Math.PI);
        context.fillStyle = "blue";
        context.fill();
        context.closePath();
      };
    }

// Joystick Object
    function Joystick() {
      this.x = 0;
      this.y = 0;

this.setDirection = function(direction) {
        switch(direction) {
          case "up":
            this.y = -1;
            break;
          case "down":
            this.y = 1;
            break;
          case "left":
            this.x = -1;
            break;
          case "right":
            this.x = 1;
            break;
        }
      };

this.resetDirection = function() {
        this.x = 0;
        this.y = 0;
      };
    }

// Initialize Game
    function init() {
      canvas = document.getElementById("gameCanvas");
      context = canvas.getContext("2d");

bird = new Bird(canvas.width/2, canvas.height/2);
      joystick = new Joystick();

// Touch Event Listeners
      canvas.addEventListener("touchstart", handleTouchStart, false);
      canvas.addEventListener("touchend", handleTouchEnd, false);

// Game Loop
      setInterval(gameLoop, 30);
    }

// Game Loop
    function gameLoop() {
      context.clearRect(0, 0, canvas.width, canvas.height);

bird.update();
    }

// Handle Touch Start
    function handleTouchStart(event) {
      event.preventDefault();

// Get touch position
      var touchX = event.touches[0].clientX;
      var touchY = event.touches[0].clientY;

// Calculate joystick direction based on touch position
      var centerX = canvas.width/2;
      var centerY = canvas.height * 0.75;

var deltaY = touchY - centerY;
      var deltaX = touchX - centerX;

var angle = Math.atan2(deltaY, deltaX);
      var direction = getDirection(angle);

// Set joystick direction
      joystick.setDirection(direction);
    }

// Handle Touch End
    function handleTouchEnd(event) {
      joystick.resetDirection();
    }

// Get Direction from Angle
    function getDirection(angle) {
      var deg = angle * (180 / Math.PI);

if (deg > -45 && deg <= 45) {
        return "right";
      } else if (deg > 45 && deg <= 135) {
        return "down";
      } else if (deg > 135 || deg <= -135) {
        return "left";
      } else {
        return "up";
      }
    }

// Start the game
    init();
  </script>
</body>
</html>
```

In this example, the game canvas is created with a width of 320 pixels and a height of 480 pixels. The bird is represented as a blue circle on the canvas, and its movement is controlled by a virtual joystick.

The game starts when the `init()` function is called, which sets up the canvas, initializes the bird and joystick objects, and registers touch event listeners for joystick control. The `gameLoop()` function is called repeatedly every 30 milliseconds to update and redraw the game elements based on the joystick input.

When the user touches the canvas, the `handleTouchStart()` function is called, which calculates the direction based on the touch position and sets it in the joystick object. When the user releases the touch, the `handleTouchEnd()` function resets the joystick direction.

The `getDirection()` function converts the joystick angle into one of the four cardinal directions (up, down, left, right) to control the bird's movement accordingly.

Please note that this is a basic implementation and can be further enhanced with additional game mechanics, levels, and scoring logic as per your requirements.