Camera

Camera is a simple implementation of a 2D Game Camera using the Canvas API.

Params

• ctx - CanvasRenderingContext2D
• x - initial point to look at (x)
• y - initial point to look at (y)
• dx - offset from screen center (x)
• dy - offset from screen center (y)

Example

const camera = new Bottlecap.Camera(ctx);

// -- following code goes in update()

  camera.update(dt);

  camera.lookAt(0, 0);

// -- following code goes in render()

  camera.attach();

  // draw stuff here

  camera.detach();