Difference between revisions of "B2.World:queryAABB"

From GiderosMobile
m (Text replacement - "<source" to "<syntaxhighlight")
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=== <translate>Description</translate> ===
 
=== <translate>Description</translate> ===
 
Queries the world for all fixtures that potentially overlap the provided AABB.
 
Queries the world for all fixtures that potentially overlap the provided AABB.
<source lang="lua">
+
<syntaxhighlight lang="lua">
 
(table) = b2.World:queryAABB(minx,miny,maxx,maxy)
 
(table) = b2.World:queryAABB(minx,miny,maxx,maxy)
 
</source>
 
</source>
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=== <translate>Examples</translate> ===
 
=== <translate>Examples</translate> ===
 
'''Query specific area for bodies'''
 
'''Query specific area for bodies'''
<source lang="lua">
+
<syntaxhighlight lang="lua">
 
--get all fixtures in this area
 
--get all fixtures in this area
 
local fixtures = world:queryAABB(0, 0, 100, 10)
 
local fixtures = world:queryAABB(0, 0, 100, 10)

Revision as of 15:26, 13 July 2023


Available since: Gideros 2011.6
Class: b2.World

Description

Queries the world for all fixtures that potentially overlap the provided AABB. <syntaxhighlight lang="lua"> (table) = b2.World:queryAABB(minx,miny,maxx,maxy) </source>

Parameters

minx: (number) the minimal x coordinate of the query box
miny: (number) the minimal y coordinate of the query box
maxx: (number) the maximal x coordinate of the query box
maxy: (number) the maximal y coordinate of the query box

Return values

Returns (table) Indexed array of fixtures that potentially overlaps the provided AABB

Examples

Query specific area for bodies <syntaxhighlight lang="lua"> --get all fixtures in this area local fixtures = world:queryAABB(0, 0, 100, 10) --check if there are any fixture if #fixtures > 0 then for i = 1, #fixtures do --getting body of fixture local body = fixtures[i]:getBody() end end </source>





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