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47 lines
1.5 KiB
GDScript
47 lines
1.5 KiB
GDScript
extends Node3D
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class_name RotateCamera
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@export var camera_rotate_sensitivity: float = 0.005
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@export var camera_zoom_sensititivy: float = 0.01
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@export var zoom_max: float = 10.
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@export var zoom_min: float = 0.1
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@onready var camera: Camera3D = $Camera3D
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var camera_rotate_diff: Vector3 = Vector3()
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var camera_zoom_weight: float = .15
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var enable_rotate: bool = false
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func _process(delta):
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self._update_rotation()
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self._update_zoom()
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func _unhandled_input(event):
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if self.enable_rotate and event is InputEventMouseMotion:
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self.camera_rotate_diff.y -= event.relative.x
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self.camera_rotate_diff.x -= event.relative.y
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elif event is InputEventMouseButton:
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if event.is_action_pressed("camera_rotate_button"):
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self.enable_rotate = true
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elif event.is_action_released("camera_rotate_button"):
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self.enable_rotate = false
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elif event.is_action_pressed("camera_zoom_in"):
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self.camera_zoom_weight = clampf(self.camera_zoom_weight - camera_zoom_sensititivy, 0., 1.)
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elif event.is_action_pressed("camera_zoom_out"):
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self.camera_zoom_weight = clampf(self.camera_zoom_weight + camera_zoom_sensititivy, 0., 1.)
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func _update_rotation():
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if self.enable_rotate:
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self.rotation += self.camera_rotate_diff * camera_rotate_sensitivity
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self.camera_rotate_diff = Vector3.ZERO
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func _update_zoom():
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var from = self.global_position
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var to = self.global_position + self.camera.get_global_transform().basis.z * zoom_max
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var new_cam_pos = lerp(from, to, camera_zoom_weight)
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self.camera.global_position = new_cam_pos
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