61 lines
1.5 KiB
GDScript3
61 lines
1.5 KiB
GDScript3
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extends Camera3D
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@export var mouse_sensitivity := 0.25
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@export var camera_speed := 10.0
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@export var camera_speed_fast := 30.0
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var btn_clicked := false
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const hPI := PI/2
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var rot_x := 0.0
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var rot_y := 0.0
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func _ready():
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reset_input_rotation()
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func _unhandled_input(event) -> void:
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if event is InputEventMouseButton:
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btn_clicked = event.pressed
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func reset_input_rotation():
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rot_x = rotation.y
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rot_y = rotation.x
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func _input(event) -> void:
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if btn_clicked:
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if event is InputEventMouseMotion:
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if event.button_mask == MOUSE_BUTTON_LEFT:
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rot_x += -deg_to_rad(event.relative.x * mouse_sensitivity)
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rot_y += -deg_to_rad(event.relative.y * mouse_sensitivity)
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rot_y = clamp(rot_y, -hPI, hPI)
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transform.basis = Basis()
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rotate_object_local(Vector3.UP, rot_x)
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rotate_object_local(Vector3.RIGHT, rot_y)
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func get_axis(neg : Array[Key], pos : Array[Key]) -> float:
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var pressed = func (arr: Array[Key]):
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var p: float = 0
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for k in arr:
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if Input.is_physical_key_pressed(k):
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p = 1
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break
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return p
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return pressed.call(pos) - pressed.call(neg)
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func _process(delta) -> void:
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var motion := Vector2(get_axis([KEY_S], [KEY_W]), get_axis([KEY_A], [KEY_D]))
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var lift := get_axis([KEY_Q, KEY_CTRL], [KEY_E, KEY_SPACE])
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var speed := camera_speed_fast if Input.is_physical_key_pressed(KEY_SHIFT) else camera_speed
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motion = motion.limit_length()
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var b := global_transform.basis
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var v := (-b.z * motion.x) + (b.x * motion.y) + (b.y * lift)
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global_position += v.limit_length() * speed * delta
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