auto_pos_3d

plugin.gd

tool
extends EditorPlugin

var ray_length = 1000
var position3d_node_name = "Pos3D" 




func handles(object):
	return true




func _reset_all_colliders(node) -> void:
	if node is CollisionShape and not node.disabled:
#		print("reset: ", node)
		node.disabled = true
		node.disabled = false

	for c in node.get_children():
		_reset_all_colliders(c)


func _on_clicked(camera:Camera, event:InputEventMouseButton):

	var current_root: = get_editor_interface().get_edited_scene_root()

	_reset_all_colliders(current_root)
	

	var mouse_pos = event.position

	var from = camera.project_ray_origin(mouse_pos)
	var to = from + camera.project_ray_normal(mouse_pos) * ray_length
#	var space_state =  camera.get_world().direct_space_state
	var space_state = get_viewport().get_world().direct_space_state


	var result = space_state.intersect_ray( from, to )
	if !result: return


	# assuming its a Spatial
	var pos3d:Position3D
	pos3d = current_root.get_node_or_null(position3d_node_name)
	if !pos3d:
		pos3d = Position3D.new()
		pos3d.name = position3d_node_name
		current_root.add_child(pos3d)
		pos3d.owner = current_root


	pos3d.translation = result.position
	pos3d.rotation = Vector3.ZERO


	var selection = get_editor_interface().get_selection()
	selection.clear()
	selection.add_node(pos3d)

# detect mouse click, ignore dragging
var recent_button_down:=Vector2.ZERO

func forward_spatial_gui_input(camera:Camera, event:InputEvent):
	
	event = event as InputEventMouseButton
	if not event or !event.button_index == BUTTON_MIDDLE: return
	if event.pressed:
		recent_button_down = event.position
	else:
		if ! event.position == recent_button_down: return
		_on_clicked(camera, event)