Gamepad Demo

What does it do?

It demonstrates how one use a gamepad.

What are important aspects of the code?

These lines are key in this demo:

• Registering the Gamepad

    err := engo.Input.RegisterGamepad("Player1")
    if err != nil {
    	println("Unable to find suitable Gamepad. Error was: ", err.Error())
    }
  

• Retrieve the gamepad during Update of the InputSystem. !!! Make sure to check if the gamepad is not nil before trying to use it !!!

  // Retrieve the Gamepad
  gamepad := engo.Input.Gamepad("Player1")
  if gamepad == nil {
    println("No gamepad found for Player1.")
    return
  }
  

  • Using gamepad keys

  if gamepad.A.Up() {
    entity.Color = color.White
  } else if gamepad.A.JustPressed() {
    entity.Color = color.RGBA{0, 255, 0, 255}
  } else if gamepad.A.Down() {
    entity.Color = color.RGBA{255, 0, 0, 255}
  }
  

  • Using gamepad Axes

  gamepad.RightX.Value()