khanat-client/addons/zylann.hterrain/util/direct_mesh_instance.gd

65 lines
1.5 KiB
GDScript

tool
# Implementation of MeshInstance which doesn't use the scene tree
var _mesh_instance = null
# Need to keep a reference so that the mesh RID doesn't get freed
var _mesh = null
func _init():
var vs = VisualServer
_mesh_instance = vs.instance_create()
vs.instance_set_visible(_mesh_instance, true)
func _notification(p_what):
if p_what == NOTIFICATION_PREDELETE:
if _mesh_instance != RID():
VisualServer.free_rid(_mesh_instance)
_mesh_instance = RID()
func enter_world(world):
assert(_mesh_instance != RID())
VisualServer.instance_set_scenario(_mesh_instance, world.get_scenario())
func exit_world():
assert(_mesh_instance != RID())
VisualServer.instance_set_scenario(_mesh_instance, RID())
func set_world(world):
if world != null:
enter_world(world)
else:
exit_world()
func set_transform(world_transform):
assert(_mesh_instance != RID())
VisualServer.instance_set_transform(_mesh_instance, world_transform)
func set_mesh(mesh):
assert(_mesh_instance != RID())
VisualServer.instance_set_base(_mesh_instance, mesh.get_rid() if mesh != null else RID())
_mesh = mesh
func set_material(material):
assert(_mesh_instance != RID())
VisualServer.instance_geometry_set_material_override( \
_mesh_instance, material.get_rid() if material != null else RID())
func set_visible(visible):
assert(_mesh_instance != RID())
VisualServer.instance_set_visible(_mesh_instance, visible)
func set_aabb(aabb):
assert(_mesh_instance != RID())
VisualServer.instance_set_custom_aabb(_mesh_instance, aabb)