khanat-client/addons/zylann.hterrain/hterrain_chunk_debug.gd

64 lines
1.5 KiB
GDScript

tool
extends "hterrain_chunk.gd"
# I wrote this because Godot has no debug option to show AABBs.
# https://github.com/godotengine/godot/issues/20722
const DirectMeshInstance = preload("./util/direct_mesh_instance.gd")
const Util = preload("./util/util.gd")
var _debug_cube = null
var _aabb = AABB()
var _parent_transform = Transform()
func _init(p_parent, p_cell_x, p_cell_y, p_material).(p_parent, p_cell_x, p_cell_y, p_material):
var wirecube
if not p_parent.has_meta("debug_wirecube_mesh"):
wirecube = Util.create_wirecube_mesh()
var mat = SpatialMaterial.new()
mat.flags_unshaded = true
wirecube.surface_set_material(0, mat)
p_parent.set_meta("debug_wirecube_mesh", wirecube)
else:
wirecube = p_parent.get_meta("debug_wirecube_mesh")
_debug_cube = DirectMeshInstance.new()
_debug_cube.set_mesh(wirecube)
_debug_cube.set_world(p_parent.get_world())
func enter_world(world):
.enter_world(world)
_debug_cube.enter_world(world)
func exit_world():
.exit_world()
_debug_cube.exit_world()
func parent_transform_changed(parent_transform):
.parent_transform_changed(parent_transform)
_parent_transform = parent_transform
_debug_cube.set_transform(_compute_aabb())
func set_visible(visible):
.set_visible(visible)
_debug_cube.set_visible(visible)
func set_aabb(aabb):
.set_aabb(aabb)
#aabb.position.y += 0.2*randf()
_aabb = aabb
_debug_cube.set_transform(_compute_aabb())
func _compute_aabb():
var pos = Vector3(cell_origin_x, 0, cell_origin_y)
return _parent_transform * Transform(Basis().scaled(_aabb.size), pos + _aabb.position)