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tool
class_name VoxelMesh
extends "res://addons/voxel-core/classes/voxel_object.gd"
# The most basic voxel visualization object, for a moderate amount of voxels.
## Private Variables
# Used voxels, Dictionary<Vector3, int>
var _voxels := {}
## Built-In Virtual Methods
func _get(property : String):
if property == "VOXELS":
return _voxels
func _set(property : String, value):
if property == "VOXELS":
_voxels = value
return true
return false
func _get_property_list():
var properties = []
properties.append({
"name": "VOXELS",
"type": TYPE_DICTIONARY,
"hint": PROPERTY_HINT_NONE,
"usage": PROPERTY_USAGE_STORAGE,
})
return properties
## Public Methods
func empty() -> bool:
return _voxels.empty()
func set_voxel(grid : Vector3, voxel : int) -> void:
_voxels[grid] = voxel
func set_voxels(voxels : Dictionary) -> void:
erase_voxels()
_voxels = voxels
func get_voxel_id(grid : Vector3) -> int:
return _voxels.get(grid, -1)
func get_voxels() -> Array:
return _voxels.keys()
func erase_voxel(grid : Vector3) -> void:
_voxels.erase(grid)
func erase_voxels() -> void:
_voxels.clear()
func update_mesh() -> void:
if not _voxels.empty():
var vt := VoxelTool.new()
var materials := {}
if is_instance_valid(mesh) and mesh is ArrayMesh:
for index in get_surface_material_count():
var material := get_surface_material(index)
if is_instance_valid(material):
materials[mesh.surface_get_name(index)] = material
match MeshModes.NAIVE if edit_hint > 0 else mesh_mode:
MeshModes.GREEDY:
mesh = greed_volume(_voxels.keys(), vt)
_:
mesh = naive_volume(_voxels.keys(), vt)
for material_name in materials:
var material_index = mesh.surface_find_by_name(material_name)
if material_index > -1:
set_surface_material(material_index, materials[material_name])
else:
mesh = null
.update_mesh()
func update_static_body() -> void:
var staticBody = get_node_or_null("StaticBody")
if (edit_hint >= 2 or static_body) and is_instance_valid(mesh):
if not is_instance_valid(staticBody):
staticBody = StaticBody.new()
staticBody.set_name("StaticBody")
add_child(staticBody)
var collisionShape
if staticBody.has_node("CollisionShape"):
collisionShape = staticBody.get_node("CollisionShape")
else:
collisionShape = CollisionShape.new()
collisionShape.set_name("CollisionShape")
staticBody.add_child(collisionShape)
collisionShape.shape = mesh.create_trimesh_shape()
if static_body and not staticBody.owner:
staticBody.set_owner(get_tree().get_edited_scene_root())
elif not static_body and staticBody.owner:
staticBody.set_owner(null)
if static_body and not collisionShape.owner:
collisionShape.set_owner(get_tree().get_edited_scene_root())
elif not static_body and staticBody.owner:
collisionShape.set_owner(null)
elif is_instance_valid(staticBody):
remove_child(staticBody)
staticBody.queue_free()
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