class_area2d.rst 29 KB

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  1. :github_url: hide
  2. .. DO NOT EDIT THIS FILE!!!
  3. .. Generated automatically from Godot engine sources.
  4. .. Generator: https://github.com/godotengine/godot/tree/master/doc/tools/make_rst.py.
  5. .. XML source: https://github.com/godotengine/godot/tree/master/doc/classes/Area2D.xml.
  6. .. _class_Area2D:
  7. Area2D
  8. ======
  9. **Inherits:** :ref:`CollisionObject2D<class_CollisionObject2D>` **<** :ref:`Node2D<class_Node2D>` **<** :ref:`CanvasItem<class_CanvasItem>` **<** :ref:`Node<class_Node>` **<** :ref:`Object<class_Object>`
  10. A region of 2D space that detects other :ref:`CollisionObject2D<class_CollisionObject2D>`\ s entering or exiting it.
  11. .. rst-class:: classref-introduction-group
  12. Description
  13. -----------
  14. **Area2D** is a region of 2D space defined by one or multiple :ref:`CollisionShape2D<class_CollisionShape2D>` or :ref:`CollisionPolygon2D<class_CollisionPolygon2D>` child nodes. It detects when other :ref:`CollisionObject2D<class_CollisionObject2D>`\ s enter or exit it, and it also keeps track of which collision objects haven't exited it yet (i.e. which one are overlapping it).
  15. This node can also locally alter or override physics parameters (gravity, damping) and route audio to custom audio buses.
  16. .. rst-class:: classref-introduction-group
  17. Tutorials
  18. ---------
  19. - :doc:`Using Area2D <../tutorials/physics/using_area_2d>`
  20. - `2D Dodge The Creeps Demo <https://godotengine.org/asset-library/asset/515>`__
  21. - `2D Pong Demo <https://godotengine.org/asset-library/asset/121>`__
  22. - `2D Platformer Demo <https://godotengine.org/asset-library/asset/120>`__
  23. .. rst-class:: classref-reftable-group
  24. Properties
  25. ----------
  26. .. table::
  27. :widths: auto
  28. +-------------------------------------------------+---------------------------------------------------------------------------------------+-------------------+
  29. | :ref:`float<class_float>` | :ref:`angular_damp<class_Area2D_property_angular_damp>` | ``1.0`` |
  30. +-------------------------------------------------+---------------------------------------------------------------------------------------+-------------------+
  31. | :ref:`SpaceOverride<enum_Area2D_SpaceOverride>` | :ref:`angular_damp_space_override<class_Area2D_property_angular_damp_space_override>` | ``0`` |
  32. +-------------------------------------------------+---------------------------------------------------------------------------------------+-------------------+
  33. | :ref:`StringName<class_StringName>` | :ref:`audio_bus_name<class_Area2D_property_audio_bus_name>` | ``&"Master"`` |
  34. +-------------------------------------------------+---------------------------------------------------------------------------------------+-------------------+
  35. | :ref:`bool<class_bool>` | :ref:`audio_bus_override<class_Area2D_property_audio_bus_override>` | ``false`` |
  36. +-------------------------------------------------+---------------------------------------------------------------------------------------+-------------------+
  37. | :ref:`float<class_float>` | :ref:`gravity<class_Area2D_property_gravity>` | ``980.0`` |
  38. +-------------------------------------------------+---------------------------------------------------------------------------------------+-------------------+
  39. | :ref:`Vector2<class_Vector2>` | :ref:`gravity_direction<class_Area2D_property_gravity_direction>` | ``Vector2(0, 1)`` |
  40. +-------------------------------------------------+---------------------------------------------------------------------------------------+-------------------+
  41. | :ref:`bool<class_bool>` | :ref:`gravity_point<class_Area2D_property_gravity_point>` | ``false`` |
  42. +-------------------------------------------------+---------------------------------------------------------------------------------------+-------------------+
  43. | :ref:`Vector2<class_Vector2>` | :ref:`gravity_point_center<class_Area2D_property_gravity_point_center>` | ``Vector2(0, 1)`` |
  44. +-------------------------------------------------+---------------------------------------------------------------------------------------+-------------------+
  45. | :ref:`float<class_float>` | :ref:`gravity_point_unit_distance<class_Area2D_property_gravity_point_unit_distance>` | ``0.0`` |
  46. +-------------------------------------------------+---------------------------------------------------------------------------------------+-------------------+
  47. | :ref:`SpaceOverride<enum_Area2D_SpaceOverride>` | :ref:`gravity_space_override<class_Area2D_property_gravity_space_override>` | ``0`` |
  48. +-------------------------------------------------+---------------------------------------------------------------------------------------+-------------------+
  49. | :ref:`float<class_float>` | :ref:`linear_damp<class_Area2D_property_linear_damp>` | ``0.1`` |
  50. +-------------------------------------------------+---------------------------------------------------------------------------------------+-------------------+
  51. | :ref:`SpaceOverride<enum_Area2D_SpaceOverride>` | :ref:`linear_damp_space_override<class_Area2D_property_linear_damp_space_override>` | ``0`` |
  52. +-------------------------------------------------+---------------------------------------------------------------------------------------+-------------------+
  53. | :ref:`bool<class_bool>` | :ref:`monitorable<class_Area2D_property_monitorable>` | ``true`` |
  54. +-------------------------------------------------+---------------------------------------------------------------------------------------+-------------------+
  55. | :ref:`bool<class_bool>` | :ref:`monitoring<class_Area2D_property_monitoring>` | ``true`` |
  56. +-------------------------------------------------+---------------------------------------------------------------------------------------+-------------------+
  57. | :ref:`int<class_int>` | :ref:`priority<class_Area2D_property_priority>` | ``0`` |
  58. +-------------------------------------------------+---------------------------------------------------------------------------------------+-------------------+
  59. .. rst-class:: classref-reftable-group
  60. Methods
  61. -------
  62. .. table::
  63. :widths: auto
  64. +-------------------------------+----------------------------------------------------------------------------------------------------------+
  65. | :ref:`Area2D[]<class_Area2D>` | :ref:`get_overlapping_areas<class_Area2D_method_get_overlapping_areas>` **(** **)** |const| |
  66. +-------------------------------+----------------------------------------------------------------------------------------------------------+
  67. | :ref:`Node2D[]<class_Node2D>` | :ref:`get_overlapping_bodies<class_Area2D_method_get_overlapping_bodies>` **(** **)** |const| |
  68. +-------------------------------+----------------------------------------------------------------------------------------------------------+
  69. | :ref:`bool<class_bool>` | :ref:`has_overlapping_areas<class_Area2D_method_has_overlapping_areas>` **(** **)** |const| |
  70. +-------------------------------+----------------------------------------------------------------------------------------------------------+
  71. | :ref:`bool<class_bool>` | :ref:`has_overlapping_bodies<class_Area2D_method_has_overlapping_bodies>` **(** **)** |const| |
  72. +-------------------------------+----------------------------------------------------------------------------------------------------------+
  73. | :ref:`bool<class_bool>` | :ref:`overlaps_area<class_Area2D_method_overlaps_area>` **(** :ref:`Node<class_Node>` area **)** |const| |
  74. +-------------------------------+----------------------------------------------------------------------------------------------------------+
  75. | :ref:`bool<class_bool>` | :ref:`overlaps_body<class_Area2D_method_overlaps_body>` **(** :ref:`Node<class_Node>` body **)** |const| |
  76. +-------------------------------+----------------------------------------------------------------------------------------------------------+
  77. .. rst-class:: classref-section-separator
  78. ----
  79. .. rst-class:: classref-descriptions-group
  80. Signals
  81. -------
  82. .. _class_Area2D_signal_area_entered:
  83. .. rst-class:: classref-signal
  84. **area_entered** **(** :ref:`Area2D<class_Area2D>` area **)**
  85. Emitted when the received ``area`` enters this area. Requires :ref:`monitoring<class_Area2D_property_monitoring>` to be set to ``true``.
  86. .. rst-class:: classref-item-separator
  87. ----
  88. .. _class_Area2D_signal_area_exited:
  89. .. rst-class:: classref-signal
  90. **area_exited** **(** :ref:`Area2D<class_Area2D>` area **)**
  91. Emitted when the received ``area`` exits this area. Requires :ref:`monitoring<class_Area2D_property_monitoring>` to be set to ``true``.
  92. .. rst-class:: classref-item-separator
  93. ----
  94. .. _class_Area2D_signal_area_shape_entered:
  95. .. rst-class:: classref-signal
  96. **area_shape_entered** **(** :ref:`RID<class_RID>` area_rid, :ref:`Area2D<class_Area2D>` area, :ref:`int<class_int>` area_shape_index, :ref:`int<class_int>` local_shape_index **)**
  97. Emitted when a :ref:`Shape2D<class_Shape2D>` of the received ``area`` enters a shape of this area. Requires :ref:`monitoring<class_Area2D_property_monitoring>` to be set to ``true``.
  98. \ ``local_shape_index`` and ``area_shape_index`` contain indices of the interacting shapes from this area and the other area, respectively. ``area_rid`` contains the :ref:`RID<class_RID>` of the other area. These values can be used with the :ref:`PhysicsServer2D<class_PhysicsServer2D>`.
  99. \ **Example of getting the** :ref:`CollisionShape2D<class_CollisionShape2D>` **node from the shape index:**\
  100. .. tabs::
  101. .. code-tab:: gdscript
  102. var other_shape_owner = area.shape_find_owner(area_shape_index)
  103. var other_shape_node = area.shape_owner_get_owner(other_shape_owner)
  104. var local_shape_owner = shape_find_owner(local_shape_index)
  105. var local_shape_node = shape_owner_get_owner(local_shape_owner)
  106. .. rst-class:: classref-item-separator
  107. ----
  108. .. _class_Area2D_signal_area_shape_exited:
  109. .. rst-class:: classref-signal
  110. **area_shape_exited** **(** :ref:`RID<class_RID>` area_rid, :ref:`Area2D<class_Area2D>` area, :ref:`int<class_int>` area_shape_index, :ref:`int<class_int>` local_shape_index **)**
  111. Emitted when a :ref:`Shape2D<class_Shape2D>` of the received ``area`` exits a shape of this area. Requires :ref:`monitoring<class_Area2D_property_monitoring>` to be set to ``true``.
  112. See also :ref:`area_shape_entered<class_Area2D_signal_area_shape_entered>`.
  113. .. rst-class:: classref-item-separator
  114. ----
  115. .. _class_Area2D_signal_body_entered:
  116. .. rst-class:: classref-signal
  117. **body_entered** **(** :ref:`Node2D<class_Node2D>` body **)**
  118. Emitted when the received ``body`` enters this area. ``body`` can be a :ref:`PhysicsBody2D<class_PhysicsBody2D>` or a :ref:`TileMap<class_TileMap>`. :ref:`TileMap<class_TileMap>`\ s are detected if their :ref:`TileSet<class_TileSet>` has collision shapes configured. Requires :ref:`monitoring<class_Area2D_property_monitoring>` to be set to ``true``.
  119. .. rst-class:: classref-item-separator
  120. ----
  121. .. _class_Area2D_signal_body_exited:
  122. .. rst-class:: classref-signal
  123. **body_exited** **(** :ref:`Node2D<class_Node2D>` body **)**
  124. Emitted when the received ``body`` exits this area. ``body`` can be a :ref:`PhysicsBody2D<class_PhysicsBody2D>` or a :ref:`TileMap<class_TileMap>`. :ref:`TileMap<class_TileMap>`\ s are detected if their :ref:`TileSet<class_TileSet>` has collision shapes configured. Requires :ref:`monitoring<class_Area2D_property_monitoring>` to be set to ``true``.
  125. .. rst-class:: classref-item-separator
  126. ----
  127. .. _class_Area2D_signal_body_shape_entered:
  128. .. rst-class:: classref-signal
  129. **body_shape_entered** **(** :ref:`RID<class_RID>` body_rid, :ref:`Node2D<class_Node2D>` body, :ref:`int<class_int>` body_shape_index, :ref:`int<class_int>` local_shape_index **)**
  130. Emitted when a :ref:`Shape2D<class_Shape2D>` of the received ``body`` enters a shape of this area. ``body`` can be a :ref:`PhysicsBody2D<class_PhysicsBody2D>` or a :ref:`TileMap<class_TileMap>`. :ref:`TileMap<class_TileMap>`\ s are detected if their :ref:`TileSet<class_TileSet>` has collision shapes configured. Requires :ref:`monitoring<class_Area2D_property_monitoring>` to be set to ``true``.
  131. \ ``local_shape_index`` and ``body_shape_index`` contain indices of the interacting shapes from this area and the interacting body, respectively. ``body_rid`` contains the :ref:`RID<class_RID>` of the body. These values can be used with the :ref:`PhysicsServer2D<class_PhysicsServer2D>`.
  132. \ **Example of getting the** :ref:`CollisionShape2D<class_CollisionShape2D>` **node from the shape index:**\
  133. .. tabs::
  134. .. code-tab:: gdscript
  135. var body_shape_owner = body.shape_find_owner(body_shape_index)
  136. var body_shape_node = body.shape_owner_get_owner(body_shape_owner)
  137. var local_shape_owner = shape_find_owner(local_shape_index)
  138. var local_shape_node = shape_owner_get_owner(local_shape_owner)
  139. .. rst-class:: classref-item-separator
  140. ----
  141. .. _class_Area2D_signal_body_shape_exited:
  142. .. rst-class:: classref-signal
  143. **body_shape_exited** **(** :ref:`RID<class_RID>` body_rid, :ref:`Node2D<class_Node2D>` body, :ref:`int<class_int>` body_shape_index, :ref:`int<class_int>` local_shape_index **)**
  144. Emitted when a :ref:`Shape2D<class_Shape2D>` of the received ``body`` exits a shape of this area. ``body`` can be a :ref:`PhysicsBody2D<class_PhysicsBody2D>` or a :ref:`TileMap<class_TileMap>`. :ref:`TileMap<class_TileMap>`\ s are detected if their :ref:`TileSet<class_TileSet>` has collision shapes configured. Requires :ref:`monitoring<class_Area2D_property_monitoring>` to be set to ``true``.
  145. See also :ref:`body_shape_entered<class_Area2D_signal_body_shape_entered>`.
  146. .. rst-class:: classref-section-separator
  147. ----
  148. .. rst-class:: classref-descriptions-group
  149. Enumerations
  150. ------------
  151. .. _enum_Area2D_SpaceOverride:
  152. .. rst-class:: classref-enumeration
  153. enum **SpaceOverride**:
  154. .. _class_Area2D_constant_SPACE_OVERRIDE_DISABLED:
  155. .. rst-class:: classref-enumeration-constant
  156. :ref:`SpaceOverride<enum_Area2D_SpaceOverride>` **SPACE_OVERRIDE_DISABLED** = ``0``
  157. This area does not affect gravity/damping.
  158. .. _class_Area2D_constant_SPACE_OVERRIDE_COMBINE:
  159. .. rst-class:: classref-enumeration-constant
  160. :ref:`SpaceOverride<enum_Area2D_SpaceOverride>` **SPACE_OVERRIDE_COMBINE** = ``1``
  161. This area adds its gravity/damping values to whatever has been calculated so far (in :ref:`priority<class_Area2D_property_priority>` order).
  162. .. _class_Area2D_constant_SPACE_OVERRIDE_COMBINE_REPLACE:
  163. .. rst-class:: classref-enumeration-constant
  164. :ref:`SpaceOverride<enum_Area2D_SpaceOverride>` **SPACE_OVERRIDE_COMBINE_REPLACE** = ``2``
  165. This area adds its gravity/damping values to whatever has been calculated so far (in :ref:`priority<class_Area2D_property_priority>` order), ignoring any lower priority areas.
  166. .. _class_Area2D_constant_SPACE_OVERRIDE_REPLACE:
  167. .. rst-class:: classref-enumeration-constant
  168. :ref:`SpaceOverride<enum_Area2D_SpaceOverride>` **SPACE_OVERRIDE_REPLACE** = ``3``
  169. This area replaces any gravity/damping, even the defaults, ignoring any lower priority areas.
  170. .. _class_Area2D_constant_SPACE_OVERRIDE_REPLACE_COMBINE:
  171. .. rst-class:: classref-enumeration-constant
  172. :ref:`SpaceOverride<enum_Area2D_SpaceOverride>` **SPACE_OVERRIDE_REPLACE_COMBINE** = ``4``
  173. This area replaces any gravity/damping calculated so far (in :ref:`priority<class_Area2D_property_priority>` order), but keeps calculating the rest of the areas.
  174. .. rst-class:: classref-section-separator
  175. ----
  176. .. rst-class:: classref-descriptions-group
  177. Property Descriptions
  178. ---------------------
  179. .. _class_Area2D_property_angular_damp:
  180. .. rst-class:: classref-property
  181. :ref:`float<class_float>` **angular_damp** = ``1.0``
  182. .. rst-class:: classref-property-setget
  183. - void **set_angular_damp** **(** :ref:`float<class_float>` value **)**
  184. - :ref:`float<class_float>` **get_angular_damp** **(** **)**
  185. The rate at which objects stop spinning in this area. Represents the angular velocity lost per second.
  186. See :ref:`ProjectSettings.physics/2d/default_angular_damp<class_ProjectSettings_property_physics/2d/default_angular_damp>` for more details about damping.
  187. .. rst-class:: classref-item-separator
  188. ----
  189. .. _class_Area2D_property_angular_damp_space_override:
  190. .. rst-class:: classref-property
  191. :ref:`SpaceOverride<enum_Area2D_SpaceOverride>` **angular_damp_space_override** = ``0``
  192. .. rst-class:: classref-property-setget
  193. - void **set_angular_damp_space_override_mode** **(** :ref:`SpaceOverride<enum_Area2D_SpaceOverride>` value **)**
  194. - :ref:`SpaceOverride<enum_Area2D_SpaceOverride>` **get_angular_damp_space_override_mode** **(** **)**
  195. Override mode for angular damping calculations within this area. See :ref:`SpaceOverride<enum_Area2D_SpaceOverride>` for possible values.
  196. .. rst-class:: classref-item-separator
  197. ----
  198. .. _class_Area2D_property_audio_bus_name:
  199. .. rst-class:: classref-property
  200. :ref:`StringName<class_StringName>` **audio_bus_name** = ``&"Master"``
  201. .. rst-class:: classref-property-setget
  202. - void **set_audio_bus_name** **(** :ref:`StringName<class_StringName>` value **)**
  203. - :ref:`StringName<class_StringName>` **get_audio_bus_name** **(** **)**
  204. The name of the area's audio bus.
  205. .. rst-class:: classref-item-separator
  206. ----
  207. .. _class_Area2D_property_audio_bus_override:
  208. .. rst-class:: classref-property
  209. :ref:`bool<class_bool>` **audio_bus_override** = ``false``
  210. .. rst-class:: classref-property-setget
  211. - void **set_audio_bus_override** **(** :ref:`bool<class_bool>` value **)**
  212. - :ref:`bool<class_bool>` **is_overriding_audio_bus** **(** **)**
  213. If ``true``, the area's audio bus overrides the default audio bus.
  214. .. rst-class:: classref-item-separator
  215. ----
  216. .. _class_Area2D_property_gravity:
  217. .. rst-class:: classref-property
  218. :ref:`float<class_float>` **gravity** = ``980.0``
  219. .. rst-class:: classref-property-setget
  220. - void **set_gravity** **(** :ref:`float<class_float>` value **)**
  221. - :ref:`float<class_float>` **get_gravity** **(** **)**
  222. The area's gravity intensity (in pixels per second squared). This value multiplies the gravity direction. This is useful to alter the force of gravity without altering its direction.
  223. .. rst-class:: classref-item-separator
  224. ----
  225. .. _class_Area2D_property_gravity_direction:
  226. .. rst-class:: classref-property
  227. :ref:`Vector2<class_Vector2>` **gravity_direction** = ``Vector2(0, 1)``
  228. .. rst-class:: classref-property-setget
  229. - void **set_gravity_direction** **(** :ref:`Vector2<class_Vector2>` value **)**
  230. - :ref:`Vector2<class_Vector2>` **get_gravity_direction** **(** **)**
  231. The area's gravity vector (not normalized).
  232. .. rst-class:: classref-item-separator
  233. ----
  234. .. _class_Area2D_property_gravity_point:
  235. .. rst-class:: classref-property
  236. :ref:`bool<class_bool>` **gravity_point** = ``false``
  237. .. rst-class:: classref-property-setget
  238. - void **set_gravity_is_point** **(** :ref:`bool<class_bool>` value **)**
  239. - :ref:`bool<class_bool>` **is_gravity_a_point** **(** **)**
  240. If ``true``, gravity is calculated from a point (set via :ref:`gravity_point_center<class_Area2D_property_gravity_point_center>`). See also :ref:`gravity_space_override<class_Area2D_property_gravity_space_override>`.
  241. .. rst-class:: classref-item-separator
  242. ----
  243. .. _class_Area2D_property_gravity_point_center:
  244. .. rst-class:: classref-property
  245. :ref:`Vector2<class_Vector2>` **gravity_point_center** = ``Vector2(0, 1)``
  246. .. rst-class:: classref-property-setget
  247. - void **set_gravity_point_center** **(** :ref:`Vector2<class_Vector2>` value **)**
  248. - :ref:`Vector2<class_Vector2>` **get_gravity_point_center** **(** **)**
  249. If gravity is a point (see :ref:`gravity_point<class_Area2D_property_gravity_point>`), this will be the point of attraction.
  250. .. rst-class:: classref-item-separator
  251. ----
  252. .. _class_Area2D_property_gravity_point_unit_distance:
  253. .. rst-class:: classref-property
  254. :ref:`float<class_float>` **gravity_point_unit_distance** = ``0.0``
  255. .. rst-class:: classref-property-setget
  256. - void **set_gravity_point_unit_distance** **(** :ref:`float<class_float>` value **)**
  257. - :ref:`float<class_float>` **get_gravity_point_unit_distance** **(** **)**
  258. The distance at which the gravity strength is equal to :ref:`gravity<class_Area2D_property_gravity>`. For example, on a planet 100 pixels in radius with a surface gravity of 4.0 px/s², set the :ref:`gravity<class_Area2D_property_gravity>` to 4.0 and the unit distance to 100.0. The gravity will have falloff according to the inverse square law, so in the example, at 200 pixels from the center the gravity will be 1.0 px/s² (twice the distance, 1/4th the gravity), at 50 pixels it will be 16.0 px/s² (half the distance, 4x the gravity), and so on.
  259. The above is true only when the unit distance is a positive number. When this is set to 0.0, the gravity will be constant regardless of distance.
  260. .. rst-class:: classref-item-separator
  261. ----
  262. .. _class_Area2D_property_gravity_space_override:
  263. .. rst-class:: classref-property
  264. :ref:`SpaceOverride<enum_Area2D_SpaceOverride>` **gravity_space_override** = ``0``
  265. .. rst-class:: classref-property-setget
  266. - void **set_gravity_space_override_mode** **(** :ref:`SpaceOverride<enum_Area2D_SpaceOverride>` value **)**
  267. - :ref:`SpaceOverride<enum_Area2D_SpaceOverride>` **get_gravity_space_override_mode** **(** **)**
  268. Override mode for gravity calculations within this area. See :ref:`SpaceOverride<enum_Area2D_SpaceOverride>` for possible values.
  269. .. rst-class:: classref-item-separator
  270. ----
  271. .. _class_Area2D_property_linear_damp:
  272. .. rst-class:: classref-property
  273. :ref:`float<class_float>` **linear_damp** = ``0.1``
  274. .. rst-class:: classref-property-setget
  275. - void **set_linear_damp** **(** :ref:`float<class_float>` value **)**
  276. - :ref:`float<class_float>` **get_linear_damp** **(** **)**
  277. The rate at which objects stop moving in this area. Represents the linear velocity lost per second.
  278. See :ref:`ProjectSettings.physics/2d/default_linear_damp<class_ProjectSettings_property_physics/2d/default_linear_damp>` for more details about damping.
  279. .. rst-class:: classref-item-separator
  280. ----
  281. .. _class_Area2D_property_linear_damp_space_override:
  282. .. rst-class:: classref-property
  283. :ref:`SpaceOverride<enum_Area2D_SpaceOverride>` **linear_damp_space_override** = ``0``
  284. .. rst-class:: classref-property-setget
  285. - void **set_linear_damp_space_override_mode** **(** :ref:`SpaceOverride<enum_Area2D_SpaceOverride>` value **)**
  286. - :ref:`SpaceOverride<enum_Area2D_SpaceOverride>` **get_linear_damp_space_override_mode** **(** **)**
  287. Override mode for linear damping calculations within this area. See :ref:`SpaceOverride<enum_Area2D_SpaceOverride>` for possible values.
  288. .. rst-class:: classref-item-separator
  289. ----
  290. .. _class_Area2D_property_monitorable:
  291. .. rst-class:: classref-property
  292. :ref:`bool<class_bool>` **monitorable** = ``true``
  293. .. rst-class:: classref-property-setget
  294. - void **set_monitorable** **(** :ref:`bool<class_bool>` value **)**
  295. - :ref:`bool<class_bool>` **is_monitorable** **(** **)**
  296. If ``true``, other monitoring areas can detect this area.
  297. .. rst-class:: classref-item-separator
  298. ----
  299. .. _class_Area2D_property_monitoring:
  300. .. rst-class:: classref-property
  301. :ref:`bool<class_bool>` **monitoring** = ``true``
  302. .. rst-class:: classref-property-setget
  303. - void **set_monitoring** **(** :ref:`bool<class_bool>` value **)**
  304. - :ref:`bool<class_bool>` **is_monitoring** **(** **)**
  305. If ``true``, the area detects bodies or areas entering and exiting it.
  306. .. rst-class:: classref-item-separator
  307. ----
  308. .. _class_Area2D_property_priority:
  309. .. rst-class:: classref-property
  310. :ref:`int<class_int>` **priority** = ``0``
  311. .. rst-class:: classref-property-setget
  312. - void **set_priority** **(** :ref:`int<class_int>` value **)**
  313. - :ref:`int<class_int>` **get_priority** **(** **)**
  314. The area's priority. Higher priority areas are processed first. The :ref:`World2D<class_World2D>`'s physics is always processed last, after all areas.
  315. .. rst-class:: classref-section-separator
  316. ----
  317. .. rst-class:: classref-descriptions-group
  318. Method Descriptions
  319. -------------------
  320. .. _class_Area2D_method_get_overlapping_areas:
  321. .. rst-class:: classref-method
  322. :ref:`Area2D[]<class_Area2D>` **get_overlapping_areas** **(** **)** |const|
  323. Returns a list of intersecting **Area2D**\ s. The overlapping area's :ref:`CollisionObject2D.collision_layer<class_CollisionObject2D_property_collision_layer>` must be part of this area's :ref:`CollisionObject2D.collision_mask<class_CollisionObject2D_property_collision_mask>` in order to be detected.
  324. For performance reasons (collisions are all processed at the same time) this list is modified once during the physics step, not immediately after objects are moved. Consider using signals instead.
  325. .. rst-class:: classref-item-separator
  326. ----
  327. .. _class_Area2D_method_get_overlapping_bodies:
  328. .. rst-class:: classref-method
  329. :ref:`Node2D[]<class_Node2D>` **get_overlapping_bodies** **(** **)** |const|
  330. Returns a list of intersecting :ref:`PhysicsBody2D<class_PhysicsBody2D>`\ s and :ref:`TileMap<class_TileMap>`\ s. The overlapping body's :ref:`CollisionObject2D.collision_layer<class_CollisionObject2D_property_collision_layer>` must be part of this area's :ref:`CollisionObject2D.collision_mask<class_CollisionObject2D_property_collision_mask>` in order to be detected.
  331. For performance reasons (collisions are all processed at the same time) this list is modified once during the physics step, not immediately after objects are moved. Consider using signals instead.
  332. .. rst-class:: classref-item-separator
  333. ----
  334. .. _class_Area2D_method_has_overlapping_areas:
  335. .. rst-class:: classref-method
  336. :ref:`bool<class_bool>` **has_overlapping_areas** **(** **)** |const|
  337. Returns ``true`` if intersecting any **Area2D**\ s, otherwise returns ``false``. The overlapping area's :ref:`CollisionObject2D.collision_layer<class_CollisionObject2D_property_collision_layer>` must be part of this area's :ref:`CollisionObject2D.collision_mask<class_CollisionObject2D_property_collision_mask>` in order to be detected.
  338. For performance reasons (collisions are all processed at the same time) the list of overlapping areas is modified once during the physics step, not immediately after objects are moved. Consider using signals instead.
  339. .. rst-class:: classref-item-separator
  340. ----
  341. .. _class_Area2D_method_has_overlapping_bodies:
  342. .. rst-class:: classref-method
  343. :ref:`bool<class_bool>` **has_overlapping_bodies** **(** **)** |const|
  344. Returns ``true`` if intersecting any :ref:`PhysicsBody2D<class_PhysicsBody2D>`\ s or :ref:`TileMap<class_TileMap>`\ s, otherwise returns ``false``. The overlapping body's :ref:`CollisionObject2D.collision_layer<class_CollisionObject2D_property_collision_layer>` must be part of this area's :ref:`CollisionObject2D.collision_mask<class_CollisionObject2D_property_collision_mask>` in order to be detected.
  345. For performance reasons (collisions are all processed at the same time) the list of overlapping bodies is modified once during the physics step, not immediately after objects are moved. Consider using signals instead.
  346. .. rst-class:: classref-item-separator
  347. ----
  348. .. _class_Area2D_method_overlaps_area:
  349. .. rst-class:: classref-method
  350. :ref:`bool<class_bool>` **overlaps_area** **(** :ref:`Node<class_Node>` area **)** |const|
  351. Returns ``true`` if the given **Area2D** intersects or overlaps this **Area2D**, ``false`` otherwise.
  352. \ **Note:** The result of this test is not immediate after moving objects. For performance, the list of overlaps is updated once per frame and before the physics step. Consider using signals instead.
  353. .. rst-class:: classref-item-separator
  354. ----
  355. .. _class_Area2D_method_overlaps_body:
  356. .. rst-class:: classref-method
  357. :ref:`bool<class_bool>` **overlaps_body** **(** :ref:`Node<class_Node>` body **)** |const|
  358. Returns ``true`` if the given physics body intersects or overlaps this **Area2D**, ``false`` otherwise.
  359. \ **Note:** The result of this test is not immediate after moving objects. For performance, list of overlaps is updated once per frame and before the physics step. Consider using signals instead.
  360. The ``body`` argument can either be a :ref:`PhysicsBody2D<class_PhysicsBody2D>` or a :ref:`TileMap<class_TileMap>` instance. While TileMaps are not physics bodies themselves, they register their tiles with collision shapes as a virtual physics body.
  361. .. |virtual| replace:: :abbr:`virtual (This method should typically be overridden by the user to have any effect.)`
  362. .. |const| replace:: :abbr:`const (This method has no side effects. It doesn't modify any of the instance's member variables.)`
  363. .. |vararg| replace:: :abbr:`vararg (This method accepts any number of arguments after the ones described here.)`
  364. .. |constructor| replace:: :abbr:`constructor (This method is used to construct a type.)`
  365. .. |static| replace:: :abbr:`static (This method doesn't need an instance to be called, so it can be called directly using the class name.)`
  366. .. |operator| replace:: :abbr:`operator (This method describes a valid operator to use with this type as left-hand operand.)`
  367. .. |bitfield| replace:: :abbr:`BitField (This value is an integer composed as a bitmask of the following flags.)`