diff options
author | Chris Bradfield <chris@kidscancode.org> | 2017-09-11 17:57:33 -0700 |
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committer | Chris Bradfield <chris@kidscancode.org> | 2017-09-11 17:57:33 -0700 |
commit | 693510984fd3e7c8b0260a53fbf6b3bf1ee26c8c (patch) | |
tree | 68986e7901681acf511c6ea40e39b1c967ccc216 /doc | |
parent | 0b747c29106e0e02f8c9b674cde418a7d270d987 (diff) |
Update RayCast2D class ref.
Diffstat (limited to 'doc')
-rw-r--r-- | doc/base/classes.xml | 46 |
1 files changed, 32 insertions, 14 deletions
diff --git a/doc/base/classes.xml b/doc/base/classes.xml index 96d515de5e..838f4f0ad0 100644 --- a/doc/base/classes.xml +++ b/doc/base/classes.xml @@ -40750,12 +40750,9 @@ Query the closest object intersecting a ray. </brief_description> <description> - A RayCast2D represents a line from its origin to its destination position [code]cast_to[/code], it is used to query the 2D space in order to find the closest object intersecting with the ray. - - RayCast2D can ignore some objects by adding them to the exception list via [code]add_exception[/code], setting proper filtering with layers, or by filtering object types with type masks. - - Only enabled raycasts will be able to query the space and report collisions! - + A RayCast represents a line from its origin to its destination position, [code]cast_to[/code]. It is used to query the 2D space in order to find the closest object along the path of the ray. + RayCast2D can ignore some objects by adding them to the exception list via [code]add_exception[/code], by setting proper filtering with collision layers, or by filtering object types with type masks. + Only enabled raycasts will be able to query the space and report collisions. RayCast2D calculates intersection every fixed frame (see [Node]), and the result is cached so it can be used later until the next frame. If multiple queries are required between fixed frames (or during the same frame) use [method force_raycast_update] after adjusting the raycast. </description> <methods> @@ -40765,7 +40762,7 @@ <argument index="0" name="node" type="Object"> </argument> <description> - Adds a collision exception so the ray does not report collisions with the specified [code]node[/code]. + Adds a collision exception so the ray does not report collisions with the specified node. </description> </method> <method name="add_exception_rid"> @@ -40774,20 +40771,21 @@ <argument index="0" name="rid" type="RID"> </argument> <description> + Adds a collision exception so the ray does not report collisions with the specified [RID]. </description> </method> <method name="clear_exceptions"> <return type="void"> </return> <description> - Removes all collision exception for this ray. + Removes all collision exceptions for this ray. </description> </method> <method name="force_raycast_update"> <return type="void"> </return> <description> - Updates the collision information in case if this object's properties changed during the current frame (for example position, rotation or the cast_point). Note, [code]set_enabled[/code] is not required for this to work. + Updates the collision information for the ray. Use this method to update the collision information immediately instead of waiting for the next [code]_fixed_process[/code] call, for example if the ray or its parent has changed state. Note: [code]enabled == true[/code] is not required for this to work. </description> </method> <method name="get_cast_to" qualifiers="const"> @@ -40801,14 +40799,24 @@ <return type="Object"> </return> <description> - Return the closest object the ray is pointing to. Note that this does not consider the length of the vector, so you must also use [method is_colliding] to check if the object returned is actually colliding with the ray. + Returns the closest object the ray is pointing to. Note that this does not consider the length of the ray, so you must also use [method is_colliding] to check if the object returned is actually colliding with the ray. + Example: + [codeblock] + if RayCast2D.is_colliding(): + var collider = RayCast2D.get_collider() + [/codeblock] </description> </method> <method name="get_collider_shape" qualifiers="const"> <return type="int"> </return> <description> - Returns the collision shape of the closest object the ray is pointing to. + Returns the collision shape of the closest object the ray is pointing to. Note that this does not consider the length of the ray, so you must also use [method is_colliding] to check if the object returned is actually colliding with the ray. + Example: + [codeblock] + if RayCast2D.is_colliding(): + var shape = RayCast2D.get_collider_shape() + [/codeblock] </description> </method> <method name="get_collision_layer" qualifiers="const"> @@ -40822,14 +40830,14 @@ <return type="Vector2"> </return> <description> - Returns the normal of the intersecting object shape face containing the collision point. + Returns the normal of the intersecting object's shape at the collision point. </description> </method> <method name="get_collision_point" qualifiers="const"> <return type="Vector2"> </return> <description> - Returns the collision point in which the ray intersects the closest object. This point is in [b]global[/b] coordinate system. + Returns the collision point at which the ray intersects the closest object. Note: this point is in the [b]global[/b] coordinate system. </description> </method> <method name="get_exclude_parent_body" qualifiers="const"> @@ -40866,7 +40874,7 @@ <argument index="0" name="node" type="Object"> </argument> <description> - Removes a collision exception so the ray does report collisions with the specified [code]node[/code]. + Removes a collision exception so the ray does report collisions with the specified node. </description> </method> <method name="remove_exception_rid"> @@ -40875,6 +40883,7 @@ <argument index="0" name="rid" type="RID"> </argument> <description> + Removes a collision exception so the ray does report collisions with the specified [RID]. </description> </method> <method name="set_cast_to"> @@ -40925,14 +40934,23 @@ </methods> <members> <member name="cast_to" type="Vector2" setter="set_cast_to" getter="get_cast_to" brief=""> + The ray's destination point, relative to the RayCast's [code]position[/code]. </member> <member name="collision_layer" type="int" setter="set_collision_layer" getter="get_collision_layer" brief=""> + The RayCast2D's collison layer(s). Only bodies in the same collision layer(s) will be detected. </member> <member name="enabled" type="bool" setter="set_enabled" getter="is_enabled" brief=""> + If [code]true[/code], collisions will be reported. Default value: [code]false[/code]. </member> <member name="exclude_parent" type="bool" setter="set_exclude_parent_body" getter="get_exclude_parent_body" brief=""> + If [code]true[/code], the parent node will be excluded from collision detection. Default value: [code]true[/code]. </member> <member name="type_mask" type="int" setter="set_type_mask" getter="get_type_mask" brief=""> + Object types to detect using a logical sum (OR operation) of type constants defined in [Physics2DDirectSpaceState]. + Example: + [codeblock] + RayCast.type_mask = Physics2DDirectSpaceState.TYPE_MASK_STATIC_BODY | Physics2DDirectSpaceState.TYPE_MASK_KINEMATIC_BODY + [/codeblock] </member> </members> <constants> |