Controller/gamepad support in Unity - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to check if the A button on the gamepad is pressed.

Unity

if (Input.GetButtonDown("[1]")) {
    Debug.Log("A button pressed");
}

Drag options to blanks, or click blank then click option'

ACancel

BJump

CSubmit

DFire1

Attempts:

3 left

💡 Hint

Common Mistakes

Using "Jump" which is usually mapped to a keyboard key.

Using "Submit" which is for UI navigation.

The default Unity input name for the primary action button (like A on Xbox controller) is "Fire1".

2fill in blank

medium

Complete the code to read the horizontal axis from the gamepad's left stick.

Unity

float horizontal = Input.GetAxis("[1]");

Drag options to blanks, or click blank then click option'

AVertical

BHorizontalRight

CHorizontal

DVerticalRight

Attempts:

3 left

💡 Hint

Common Mistakes

Using "HorizontalRight" which is for the right stick.

Using "Vertical" which is for vertical movement.

"Horizontal" is the default axis name for the left stick's horizontal movement.

3fill in blank

hard

Fix the error in the code to detect if the gamepad's B button is pressed.

Unity

if (Input.GetButtonDown("[1]")) {
    Debug.Log("B button pressed");
}

Drag options to blanks, or click blank then click option'

AFire2

BFire1

CJump

DFire3

Attempts:

3 left

💡 Hint

Common Mistakes

Using "Fire1" which is for the A button.

Using "Jump" which is usually keyboard spacebar.

"Fire2" is the default input name for the secondary action button (like B on Xbox controller).

4fill in blank

hard

Fill both blanks to create a dictionary mapping button names to their input names.

Unity

var buttonMap = new Dictionary<string, string> {
    {"A", "[1]"},
    {"B", "[2]"}
};

Drag options to blanks, or click blank then click option'

AFire1

BFire2

CJump

DCancel

Attempts:

3 left

💡 Hint

Common Mistakes

Swapping the input names for A and B.

Using "Jump" or "Cancel" which are unrelated.

"Fire1" maps to A button and "Fire2" maps to B button in Unity's default input settings.

5fill in blank

hard

Fill all three blanks to create a dictionary comprehension filtering axes with positive values.

Unity

var positiveAxes = new Dictionary<string, float> {
    {"Horizontal", Input.GetAxis("[1]")},
    {"Vertical", Input.GetAxis("[2]")},
    {"RightStickHorizontal", Input.GetAxis("[3]")}
}.Where(kv => kv.Value > 0).ToDictionary(kv => kv.Key, kv => kv.Value);

Drag options to blanks, or click blank then click option'

AHorizontal

BVertical

CHorizontalRight

DVerticalRight

Attempts:

3 left

💡 Hint

Common Mistakes

Using "HorizontalRight" for left stick axes.

Mixing vertical and horizontal axis names.

The left stick axes are "Horizontal" and "Vertical". The right stick horizontal axis is "HorizontalRight".