<?xml version="1.0" encoding="UTF-8" ?> <class name="Area" inherits="CollisionObject" category="Core" version="3.0.alpha.custom_build"> <brief_description> General purpose area node for detection and 3D physics influence. </brief_description> <description> 3D area that detects [CollisionObject] nodes overlapping, entering, or exiting. Can also alter or override local physics parameters (gravity, damping). </description> <tutorials> </tutorials> <demos> </demos> <methods> <method name="get_angular_damp" qualifiers="const"> <return type="float"> </return> <description> Return the angular damp rate. </description> </method> <method name="get_audio_bus" qualifiers="const"> <return type="String"> </return> <description> </description> </method> <method name="get_collision_layer" qualifiers="const"> <return type="int"> </return> <description> Return the physics layer this area is in. </description> </method> <method name="get_collision_layer_bit" qualifiers="const"> <return type="bool"> </return> <argument index="0" name="bit" type="int"> </argument> <description> Return an individual bit on the layer mask. </description> </method> <method name="get_collision_mask" qualifiers="const"> <return type="int"> </return> <description> Return the physics layers this area can scan for collisions. </description> </method> <method name="get_collision_mask_bit" qualifiers="const"> <return type="bool"> </return> <argument index="0" name="bit" type="int"> </argument> <description> Return an individual bit on the collision mask. </description> </method> <method name="get_gravity" qualifiers="const"> <return type="float"> </return> <description> Return the gravity intensity. </description> </method> <method name="get_gravity_distance_scale" qualifiers="const"> <return type="float"> </return> <description> Return the falloff factor for point gravity. </description> </method> <method name="get_gravity_vector" qualifiers="const"> <return type="Vector3"> </return> <description> Return the gravity vector. If gravity is a point (see [method is_gravity_a_point]), this will be the attraction center. </description> </method> <method name="get_linear_damp" qualifiers="const"> <return type="float"> </return> <description> Return the linear damp rate. </description> </method> <method name="get_overlapping_areas" qualifiers="const"> <return type="Array"> </return> <description> Returns a list of intersecting [code]Area[/code]s. </description> </method> <method name="get_overlapping_bodies" qualifiers="const"> <return type="Array"> </return> <description> Returns a list of intersecting [PhysicsBody]s. </description> </method> <method name="get_priority" qualifiers="const"> <return type="float"> </return> <description> Return the processing order of this area. </description> </method> <method name="get_reverb_amount" qualifiers="const"> <return type="float"> </return> <description> </description> </method> <method name="get_reverb_bus" qualifiers="const"> <return type="String"> </return> <description> </description> </method> <method name="get_reverb_uniformity" qualifiers="const"> <return type="float"> </return> <description> </description> </method> <method name="get_space_override_mode" qualifiers="const"> <return type="int" enum="Area.SpaceOverride"> </return> <description> Return the space override mode. </description> </method> <method name="is_gravity_a_point" qualifiers="const"> <return type="bool"> </return> <description> Return whether gravity is a point. A point gravity will attract objects towards it, as opposed to a gravity vector, which moves them in a given direction. </description> </method> <method name="is_monitorable" qualifiers="const"> <return type="bool"> </return> <description> Return whether this area can be detected by other, monitoring, areas. </description> </method> <method name="is_monitoring" qualifiers="const"> <return type="bool"> </return> <description> Return whether this area detects bodies/areas entering/exiting it. </description> </method> <method name="is_overriding_audio_bus" qualifiers="const"> <return type="bool"> </return> <description> </description> </method> <method name="is_using_reverb_bus" qualifiers="const"> <return type="bool"> </return> <description> </description> </method> <method name="overlaps_area" qualifiers="const"> <return type="bool"> </return> <argument index="0" name="area" type="Node"> </argument> <description> If [code]true[/code] the given area overlaps the Area. </description> </method> <method name="overlaps_body" qualifiers="const"> <return type="bool"> </return> <argument index="0" name="body" type="Node"> </argument> <description> If [code]true[/code] the given body overlaps the Area. </description> </method> <method name="set_angular_damp"> <return type="void"> </return> <argument index="0" name="angular_damp" type="float"> </argument> <description> Set the rate at which objects stop spinning in this area, if there are not any other forces making it spin. The value is a fraction of its current speed, lost per second. Thus, a value of 1.0 should mean stopping immediately, and 0.0 means the object never stops. In practice, as the fraction of speed lost gets smaller with each frame, a value of 1.0 does not mean the object will stop in exactly one second. Only when the physics calculations are done at 1 frame per second, it does stop in a second. </description> </method> <method name="set_audio_bus"> <return type="void"> </return> <argument index="0" name="name" type="String"> </argument> <description> </description> </method> <method name="set_audio_bus_override"> <return type="void"> </return> <argument index="0" name="enable" type="bool"> </argument> <description> </description> </method> <method name="set_collision_layer"> <return type="void"> </return> <argument index="0" name="collision_layer" type="int"> </argument> <description> Set the physics layers this area is in. Collidable objects can exist in any of 32 different layers. These layers are not visual, but more of a tagging system instead. A collidable can use these layers/tags to select with which objects it can collide, using [method set_collision_mask]. A contact is detected if object A is in any of the layers that object B scans, or object B is in any layer scanned by object A. </description> </method> <method name="set_collision_layer_bit"> <return type="void"> </return> <argument index="0" name="bit" type="int"> </argument> <argument index="1" name="value" type="bool"> </argument> <description> Set/clear individual bits on the layer mask. This makes getting an area in/out of only one layer easier. </description> </method> <method name="set_collision_mask"> <return type="void"> </return> <argument index="0" name="collision_mask" type="int"> </argument> <description> Set the physics layers this area can scan for collisions. </description> </method> <method name="set_collision_mask_bit"> <return type="void"> </return> <argument index="0" name="bit" type="int"> </argument> <argument index="1" name="value" type="bool"> </argument> <description> Set/clear individual bits on the collision mask. This makes selecting the areas scanned easier. </description> </method> <method name="set_gravity"> <return type="void"> </return> <argument index="0" name="gravity" type="float"> </argument> <description> Set the gravity intensity. This is useful to alter the force of gravity without altering its direction. This value multiplies the gravity vector, whether it is the given vector ([method set_gravity_vector]), or a calculated one (when using a center of gravity). </description> </method> <method name="set_gravity_distance_scale"> <return type="void"> </return> <argument index="0" name="distance_scale" type="float"> </argument> <description> Set the falloff factor for point gravity. The greater this value is, the faster the strength of gravity decreases with the square of distance. </description> </method> <method name="set_gravity_is_point"> <return type="void"> </return> <argument index="0" name="enable" type="bool"> </argument> <description> When overriding space parameters, this method sets whether this area has a center of gravity. To set/get the location of the center of gravity, use [method set_gravity_vector]/[method get_gravity_vector]. </description> </method> <method name="set_gravity_vector"> <return type="void"> </return> <argument index="0" name="vector" type="Vector3"> </argument> <description> Set the gravity vector. This vector does not have to be normalized. If gravity is a point (see [method is_gravity_a_point]), this will be the attraction center. </description> </method> <method name="set_linear_damp"> <return type="void"> </return> <argument index="0" name="linear_damp" type="float"> </argument> <description> Set the rate at which objects stop moving in this area, if there are not any other forces moving it. The value is a fraction of its current speed, lost per second. Thus, a value of 1.0 should mean stopping immediately, and 0.0 means the object never stops. In practice, as the fraction of speed lost gets smaller with each frame, a value of 1.0 does not mean the object will stop in exactly one second. Only when the physics calculations are done at 1 frame per second, it does stop in a second. </description> </method> <method name="set_monitorable"> <return type="void"> </return> <argument index="0" name="enable" type="bool"> </argument> <description> Set whether this area can be detected by other, monitoring, areas. Only areas need to be marked as monitorable. Bodies are always so. </description> </method> <method name="set_monitoring"> <return type="void"> </return> <argument index="0" name="enable" type="bool"> </argument> <description> Set whether this area can detect bodies/areas entering/exiting it. </description> </method> <method name="set_priority"> <return type="void"> </return> <argument index="0" name="priority" type="float"> </argument> <description> Set the order in which the area is processed. Greater values mean the area gets processed first. This is useful for areas which have a space override different from AREA_SPACE_OVERRIDE_DISABLED or AREA_SPACE_OVERRIDE_COMBINE, as they replace values, and are thus order-dependent. Areas with the same priority value get evaluated in an unpredictable order, and should be differentiated if evaluation order is to be important. </description> </method> <method name="set_reverb_amount"> <return type="void"> </return> <argument index="0" name="amount" type="float"> </argument> <description> </description> </method> <method name="set_reverb_bus"> <return type="void"> </return> <argument index="0" name="name" type="String"> </argument> <description> </description> </method> <method name="set_reverb_uniformity"> <return type="void"> </return> <argument index="0" name="amount" type="float"> </argument> <description> </description> </method> <method name="set_space_override_mode"> <return type="void"> </return> <argument index="0" name="enable" type="int" enum="Area.SpaceOverride"> </argument> <description> Set the space override mode. This mode controls how an area affects gravity and damp. AREA_SPACE_OVERRIDE_DISABLED: This area does not affect gravity/damp. These are generally areas that exist only to detect collisions, and objects entering or exiting them. AREA_SPACE_OVERRIDE_COMBINE: This area adds its gravity/damp values to whatever has been calculated so far. This way, many overlapping areas can combine their physics to make interesting effects. AREA_SPACE_OVERRIDE_COMBINE_REPLACE: This area adds its gravity/damp values to whatever has been calculated so far. Then stops taking into account the rest of the areas, even the default one. AREA_SPACE_OVERRIDE_REPLACE: This area replaces any gravity/damp, even the default one, and stops taking into account the rest of the areas. AREA_SPACE_OVERRIDE_REPLACE_COMBINE: This area replaces any gravity/damp calculated so far, but keeps calculating the rest of the areas, down to the default one. </description> </method> <method name="set_use_reverb_bus"> <return type="void"> </return> <argument index="0" name="enable" type="bool"> </argument> <description> </description> </method> </methods> <members> <member name="angular_damp" type="float" setter="set_angular_damp" getter="get_angular_damp"> The rate at which objects stop spinning in this area. Represents the angular velocity lost per second. Values range from [code]0[/code] (no damping) to [code]1[/code] (full damping). </member> <member name="audio_bus_name" type="String" setter="set_audio_bus" getter="get_audio_bus"> The name of the area's audio bus. </member> <member name="audio_bus_override" type="bool" setter="set_audio_bus_override" getter="is_overriding_audio_bus"> If [code]true[/code] the area's audio bus overrides the default audio bus. Default value: [code]false[/code]. </member> <member name="collision_layer" type="int" setter="set_collision_layer" getter="get_collision_layer"> The area's physics layer(s). Collidable objects can exist in any of 32 different layers. A contact is detected if object A is in any of the layers that object B scans, or object B is in any layers that object A scans. See also [code]collision_mask[/code]. </member> <member name="collision_mask" type="int" setter="set_collision_mask" getter="get_collision_mask"> The physics layers this area scans to determine collision detection. </member> <member name="gravity" type="float" setter="set_gravity" getter="get_gravity"> The area's gravity intensity (ranges from -1024 to 1024). This value multiplies the gravity vector. This is useful to alter the force of gravity without altering its direction. </member> <member name="gravity_distance_scale" type="float" setter="set_gravity_distance_scale" getter="get_gravity_distance_scale"> The falloff factor for point gravity. The greater the value, the faster gravity decreases with distance. </member> <member name="gravity_point" type="bool" setter="set_gravity_is_point" getter="is_gravity_a_point"> If [code]true[/code] gravity is calculated from a point (set via [code]gravity_vec[/code]). Also see [code]space_override[/code]. Default value: [code]false[/code]. </member> <member name="gravity_vec" type="Vector3" setter="set_gravity_vector" getter="get_gravity_vector"> The area's gravity vector (not normalized). If gravity is a point (see [method is_gravity_a_point]), this will be the point of attraction. </member> <member name="linear_damp" type="float" setter="set_linear_damp" getter="get_linear_damp"> The rate at which objects stop moving in this area. Represents the linear velocity lost per second. Values range from [code]0[/code] (no damping) to [code]1[/code] (full damping). </member> <member name="monitorable" type="bool" setter="set_monitorable" getter="is_monitorable"> If [code]true[/code] other monitoring areas can detect this area. Default value: [code]true[/code]. </member> <member name="monitoring" type="bool" setter="set_monitoring" getter="is_monitoring"> If [code]true[/code] the area detects bodies or areas entering and exiting it. Default value: [code]true[/code]. </member> <member name="priority" type="float" setter="set_priority" getter="get_priority"> The area's priority. Higher priority areas are processed first. Default value: 0. </member> <member name="reverb_bus_amount" type="float" setter="set_reverb_amount" getter="get_reverb_amount"> </member> <member name="reverb_bus_enable" type="bool" setter="set_use_reverb_bus" getter="is_using_reverb_bus"> </member> <member name="reverb_bus_name" type="String" setter="set_reverb_bus" getter="get_reverb_bus"> </member> <member name="reverb_bus_uniformity" type="float" setter="set_reverb_uniformity" getter="get_reverb_uniformity"> </member> <member name="space_override" type="int" setter="set_space_override_mode" getter="get_space_override_mode" enum="Area.SpaceOverride"> Override mode for gravity and damping calculations within this area. See the SPACE_OVERRIDE_* constants for values. </member> </members> <signals> <signal name="area_entered"> <argument index="0" name="area" type="Object"> </argument> <description> Emitted when another area enters. </description> </signal> <signal name="area_exited"> <argument index="0" name="area" type="Object"> </argument> <description> Emitted when another area exits. </description> </signal> <signal name="area_shape_entered"> <argument index="0" name="area_id" type="int"> </argument> <argument index="1" name="area" type="Object"> </argument> <argument index="2" name="area_shape" type="int"> </argument> <argument index="3" name="self_shape" type="int"> </argument> <description> Emitted when another area enters, reporting which areas overlapped. </description> </signal> <signal name="area_shape_exited"> <argument index="0" name="area_id" type="int"> </argument> <argument index="1" name="area" type="Object"> </argument> <argument index="2" name="area_shape" type="int"> </argument> <argument index="3" name="self_shape" type="int"> </argument> <description> Emitted when another area exits, reporting which areas were overlapping. </description> </signal> <signal name="body_entered"> <argument index="0" name="body" type="Object"> </argument> <description> Emitted when a [PhysicsBody] object enters. </description> </signal> <signal name="body_exited"> <argument index="0" name="body" type="Object"> </argument> <description> Emitted when a [PhysicsBody2D] object exits. </description> </signal> <signal name="body_shape_entered"> <argument index="0" name="body_id" type="int"> </argument> <argument index="1" name="body" type="Object"> </argument> <argument index="2" name="body_shape" type="int"> </argument> <argument index="3" name="area_shape" type="int"> </argument> <description> Emitted when a [PhysicsBody2D] object enters, reporting which shapes overlapped. </description> </signal> <signal name="body_shape_exited"> <argument index="0" name="body_id" type="int"> </argument> <argument index="1" name="body" type="Object"> </argument> <argument index="2" name="body_shape" type="int"> </argument> <argument index="3" name="area_shape" type="int"> </argument> <description> Emitted when a [PhysicsBody2D] object exits, reporting which shapes were overlapping. </description> </signal> </signals> <constants> <constant name="SPACE_OVERRIDE_DISABLED" value="0"> This area does not affect gravity/damping. </constant> <constant name="SPACE_OVERRIDE_COMBINE" value="1"> This area adds its gravity/damping values to whatever has been calculated so far (in [code]priority[/code] order). </constant> <constant name="SPACE_OVERRIDE_COMBINE_REPLACE" value="2"> This area adds its gravity/damping values to whatever has been calculated so far (in [code]priority[/code] order), ignoring any lower priority areas. </constant> <constant name="SPACE_OVERRIDE_REPLACE" value="3"> This area replaces any gravity/damping, even the defaults, ignoring any lower priority areas. </constant> <constant name="SPACE_OVERRIDE_REPLACE_COMBINE" value="4"> This area replaces any gravity/damping calculated so far (in [code]priority[/code] order), but keeps calculating the rest of the areas. </constant> </constants> </class>