sparkygd/scripts/origin/region_transform.gd

36 lines
1,018 B
GDScript

class_name RegionTransform
extends Node
@export var offset: Vector3
@export var region: Vector3i
@export var target: Node3D
func _enter_tree() -> void:
if not target:
target = get_parent()
RegionOrigin.add_node(target)
func _exit_tree() -> void:
RegionOrigin.remove_node(target)
func move_offset(delta_offset: Vector3) -> void:
set_offset(offset + delta_offset)
func set_offset(new_offset: Vector3) -> void:
offset = new_offset
var delta_sector: Vector3i = _floor_ftoi(new_offset / 1000.0)
region += delta_sector
offset -= Vector3(delta_sector) * 1000.0
sync_to_transform()
func altitude() -> float:
return offset.y + float(region.y) * 1000.0
func sync_to_transform() -> void:
target.transform.origin = offset + Vector3(region - RegionOrigin.origin)
func sync_from_transform() -> void:
set_offset(target.transform.origin)
static func _floor_ftoi(vec: Vector3) -> Vector3i:
return Vector3i(int(floorf(vec.x)), int(floorf(vec.y)), int(floorf(vec.z)))