Quadtree (Nu) | Nu

Quadtree Module

Namespace: Nu
Assembly: Nu.dll

Types

Type	Description
Quadtree<'e>	A spatial structure that organizes elements on a 2d plane.

Functions and values

Function or value	Description
`Quadtree.addElement presence presenceInPlay bounds element tree` Full Usage: `Quadtree.addElement presence presenceInPlay bounds element tree` Parameters: presence : `Presence` presenceInPlay : `Presence` bounds : `Box2` element : `Quadelement<'a>` tree : `Quadtree<'a>`	Add an element with the given presence and bounds to the tree. presence : `Presence` presenceInPlay : `Presence` bounds : `Box2` element : `Quadelement<'a>` tree : `Quadtree<'a>`
`Quadtree.clear tree` Full Usage: `Quadtree.clear tree` Parameters: tree : `Quadtree<'a>`	Clear the contents of the tree. tree : `Quadtree<'a>`
`Quadtree.getBounds tree` Full Usage: `Quadtree.getBounds tree` Parameters: tree : `Quadtree<'a>` Returns: `Box2`	Get the bounds of the tree. tree : `Quadtree<'a>` Returns: `Box2`
`Quadtree.getDepth tree` Full Usage: `Quadtree.getDepth tree` Parameters: tree : `Quadtree<'a>` Returns: `int`	Get the depth of the tree. tree : `Quadtree<'a>` Returns: `int`
`Quadtree.getElements set tree` Full Usage: `Quadtree.getElements set tree` Parameters: set : `HashSet<Quadelement<'a>>` tree : `Quadtree<'a>`	Get all of the elements in a tree. set : `HashSet<Quadelement<'a>>` tree : `Quadtree<'a>`
`Quadtree.getElementsAtPoint point set tree` Full Usage: `Quadtree.getElementsAtPoint point set tree` Parameters: point : `Vector2` set : `HashSet<Quadelement<'a>>` tree : `Quadtree<'a>`	Get all of the elements in a tree that are in a node intersected by the given point. point : `Vector2` set : `HashSet<Quadelement<'a>>` tree : `Quadtree<'a>`
`Quadtree.getElementsInBounds bounds set tree` Full Usage: `Quadtree.getElementsInBounds bounds set tree` Parameters: bounds : `Box2` set : `HashSet<Quadelement<'a>>` tree : `Quadtree<'a>`	Get all of the elements in a tree that are in a node intersected by the given bounds. bounds : `Box2` set : `HashSet<Quadelement<'a>>` tree : `Quadtree<'a>`
`Quadtree.getElementsInPlay bounds set tree` Full Usage: `Quadtree.getElementsInPlay bounds set tree` Parameters: bounds : `Box2` set : `HashSet<Quadelement<'a>>` tree : `Quadtree<'a>`	Get all of the elements in a tree that are in a node intersected by the given bounds. bounds : `Box2` set : `HashSet<Quadelement<'a>>` tree : `Quadtree<'a>`
`Quadtree.getElementsInView bounds set tree` Full Usage: `Quadtree.getElementsInView bounds set tree` Parameters: bounds : `Box2` set : `HashSet<Quadelement<'a>>` tree : `Quadtree<'a>`	Get all of the elements in a tree that are in a node intersected by the given bounds. bounds : `Box2` set : `HashSet<Quadelement<'a>>` tree : `Quadtree<'a>`
`Quadtree.getLeafSize tree` Full Usage: `Quadtree.getLeafSize tree` Parameters: tree : `Quadtree<'a>` Returns: `Vector2`	Get the size of the tree's leaves. tree : `Quadtree<'a>` Returns: `Vector2`
`Quadtree.make depth size` Full Usage: `Quadtree.make depth size` Parameters: depth : `int` size : `Vector2` Returns: `Quadtree<'e>`	Create a Quadtree with the given depth and overall size. Size dimensions must be a power of two. depth : `int` size : `Vector2` Returns: `Quadtree<'e>`
`Quadtree.removeElement presence presenceInPlay bounds element tree` Full Usage: `Quadtree.removeElement presence presenceInPlay bounds element tree` Parameters: presence : `Presence` presenceInPlay : `Presence` bounds : `Box2` element : `Quadelement<'a>` tree : `Quadtree<'a>`	Remove an element with the given presence and bounds from the tree. presence : `Presence` presenceInPlay : `Presence` bounds : `Box2` element : `Quadelement<'a>` tree : `Quadtree<'a>`
`Quadtree.sweep tree` Full Usage: `Quadtree.sweep tree` Parameters: tree : `Quadtree<'a>`	Remove all unused non-root nodes in the tree. tree : `Quadtree<'a>`
`Quadtree.updateElement presenceOld presenceInPlayOld boundsOld presenceNew presenceInPlayNew boundsNew element tree` Full Usage: `Quadtree.updateElement presenceOld presenceInPlayOld boundsOld presenceNew presenceInPlayNew boundsNew element tree` Parameters: presenceOld : `Presence` presenceInPlayOld : `Presence` boundsOld : `Box2` presenceNew : `Presence` presenceInPlayNew : `Presence` boundsNew : `Box2` element : `Quadelement<'a>` tree : `Quadtree<'a>`	Update an existing element in the tree. presenceOld : `Presence` presenceInPlayOld : `Presence` boundsOld : `Box2` presenceNew : `Presence` presenceInPlayNew : `Presence` boundsNew : `Box2` element : `Quadelement<'a>` tree : `Quadtree<'a>`