Class CAAT.Module.Collision.SpatialHash

Defined in: SpatialHash.js.

Class Summary
Constructor Attributes	Constructor Name and Description
	CAAT.Module.Collision.SpatialHash()

Field Summary
Field Attributes	Field Name and Description
	columns Columns to partition the space.
	elements A collection ob objects to test collision among them.
	height Space height
	r0 Spare rectangle to hold temporary calculations.
	r1 Spare rectangle to hold temporary calculations.
	rows Rows to partition the space.
	width Space width

Method Summary
Method Attributes	Method Name and Description
<private>	__getCells(x, y, width, height)
<private>	_solveCollisionCell(cell, callback)
	addObject(obj) Add an element of the form { id, x,y,width,height, rectangular }
	clearObject()
	collide(x, y, w, h, oncollide)
	initialize(w, h, rows, columns)
	solveCollision(callback)

Class Detail

CAAT.Module.Collision.SpatialHash()

Field Detail

columns

Columns to partition the space.

elements

A collection ob objects to test collision among them.

height

Space height

Spare rectangle to hold temporary calculations.

rows

Rows to partition the space.

width

Space width

Method Detail

<private> __getCells(x, y, width, height)

<private> _solveCollisionCell(cell, callback)

addObject(obj)

Add an element of the form { id, x,y,width,height, rectangular }

clearObject()

collide(x, y, w, h, oncollide)

Parameters:
x
y
w
h
oncollide: function that returns boolean. if returns true, stop testing collision.

initialize(w, h, rows, columns)

solveCollision(callback)

Classes