70 lines
2.1 KiB
GDScript3
70 lines
2.1 KiB
GDScript3
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extends Area2D
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# Signals
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signal start # The bird starts
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signal passed # The bird passes a Tower
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signal hit # The bird is hit/flies off screen
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var screen_size # The screen size, we want this at a later point
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# Speed variables
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@export var speed = 3 # How fast the player will move (pixels/sec).
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@export var jump_speed = 4 # Speed at which the bird gains height after jumping
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@export var speed_inc = 0.3 # Speed at which the bird falls
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var speed_y = 0 # Y speed of the bird
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var playing = false # State of the game
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func start_game():
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screen_size = get_viewport_rect().size
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position = Vector2(0, screen_size.y / 2)
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speed_y = 0
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update_rotation()
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# Called when the node enters the scene tree for the first time
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func _ready():
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# We want the screen size to check if something is off screen
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screen_size = get_viewport_rect().size
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# Called every frame
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func _process(_delta):
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# Every frame we want to move the bird
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# The player can influence the movement by pressing space
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# An Area2D can have a position, split between x speed and y speed
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# Right now we want to bird to move at a set pace so x is constant
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# It's up to you to change the y accordingly.
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# Check if space is pressed
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if Input.is_action_just_pressed("ui_accept"):
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# Player pressed space -> Move the bird up
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# Space is pressed, change the y speed so it gains height
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# TODO 1
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# When we're not playing and space is hit then the game starts -> emit the right signal
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# TODO 2
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pass
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# Potential space are handled
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# Decrease the y speed
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# TODO 1
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# Update the position with the new x and y speed
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position += Vector2(speed, speed_y * speed)
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# Rotate the bird
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update_rotation()
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# Rotate the bird
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func update_rotation():
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rotation = atan(speed_y / speed)
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# We want to trigger this function when the bird hits a tower
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# Connect the function with the Area2D signal 'body_entered(body: Node2D)'
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# Do this by pressing on the Area2D, go to the 'Node' tab on the right side and right clicking on the desired signal.
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func _on_Player_body_entered(_body):
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# Set the right variables and emit the right signals so the game restarts
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# TODO 2
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