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46 lines
1.5 KiB
46 lines
1.5 KiB
2 years ago
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class_name Camera
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extends Camera3D
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@export var mouse_sensitivity := Vector2(0.2, 0.2) # degrees per pixel
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@export var joystick_sensitivity := Vector2(200, 200) # degrees per second
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@export var pitch_min := -80.0
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@export var pitch_max := 80.0
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var current_pitch := 0.0
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var current_yaw := 0.0
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func _unhandled_input(event: InputEvent) -> void:
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# When pressing escape and mouse is currently captured, release it.
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if event.is_action_pressed("ui_cancel") && is_mouse_captured():
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Input.mouse_mode = Input.MOUSE_MODE_VISIBLE
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var button := event as InputEventMouseButton
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if button:
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# Grab the mouse when pressing the primary mouse button.
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# TODO: Make "primary mouse button" configurable.
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if event.button_index == MOUSE_BUTTON_LEFT:
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Input.mouse_mode = Input.MOUSE_MODE_CAPTURED
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var mouseMotion := event as InputEventMouseMotion
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if mouseMotion && is_mouse_captured():
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apply_rotation(-mouseMotion.relative * mouse_sensitivity)
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func _process(delta: float) -> void:
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# Handle joystick camera controls.
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var input := Input.get_vector("look_left", "look_right", "look_up", "look_down")
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apply_rotation(-input * joystick_sensitivity * delta)
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# Returns whether the mouse is currently captured by the game.
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func is_mouse_captured() -> bool:
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return Input.mouse_mode == Input.MOUSE_MODE_CAPTURED
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# Applies the specified rotation (in degrees) to the camera.
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func apply_rotation(delta: Vector2) -> void:
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delta = delta / 360 * TAU
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current_pitch = clampf(current_pitch + delta.y, deg_to_rad(pitch_min), deg_to_rad(pitch_max))
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current_yaw += delta.x
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