Class RTHandleCollection

Provides a collection class for mapping string and integer values to RTHandles.

Inheritance
Object
RTHandleCollection
Inherited Members
Namespace: UnityEditor.TerrainTools
Syntax
public class RTHandleCollection : IDisposable

Constructors

RTHandleCollection()

Initializes and returns an instance of RTHandleCollection.

Declaration
public RTHandleCollection()

Properties

Item[Int32]

Access an RTHandle using an int hash.

Declaration
public RTHandle this[int hash] { get; set; }
Parameters
Type Name Description
Int32 hash
Property Value
Type Description
RTHandle

Item[String]

Access an RTHandle using a string.

Declaration
public RTHandle this[string name] { get; set; }
Parameters
Type Name Description
String name
Property Value
Type Description
RTHandle

Methods

AddRTHandle(Int32, String, GraphicsFormat)

Adds an RTHandle description to the RTHandleCollection for later use when you call GatherRTHandles(Int32, Int32, Int32).

Declaration
public void AddRTHandle(int hash, string name, GraphicsFormat format)
Parameters
Type Name Description
Int32 hash

The hash or integer value used to identify the RTHandle.
String name

The name used to identify the RTHandle.
GraphicsFormat format

The GraphicsFormat to use for the RTHandle description.

ContainsRTHandle(String)

Checks to see if an RTHandle with the provided name already exists.

Declaration
public bool ContainsRTHandle(string name)
Parameters
Type Name Description
String name

The name used to identify an RTHandle in this RTHandleCollection.
Returns
Type Description
Boolean

Returns true if the RTHandle exists.

Dispose()

Calls the overridden Dispose(Boolean) method.

Declaration
public void Dispose()
Implements

Dispose(Boolean)

Releases the gathered RTHandle resources, and clears the RTHandleCollection Dictionary.

Declaration
public virtual void Dispose(bool dispose)
Parameters
Type Name Description
Boolean dispose

Whether to dispose resources when clearing releasing the RTHandleCollection. When the value is true, Unity disposes of resources. Otherwise, Unity does not dispose of resources.
Remarks

Override this method if you create a class that derives from RTHandleCollection.

See Also

GatherRTHandles(Int32, Int32, Int32)

Gathers all added RTHandles using the width, height, and depth values, if provided.

Declaration
public void GatherRTHandles(int width, int height, int depth = 0)
Parameters
Type Name Description
Int32 width

The width of the RTHandle to gather.
Int32 height

The height of the RTHandle to gather.
Int32 depth

The optional depth of the RTHandle to gather.

GetRTHandle(Int32)

Checks to see if an RTHandle with the provided hash value already exists.

Declaration
public RTHandle GetRTHandle(int hash)
Parameters
Type Name Description
Int32 hash

The hash or integer value used to identify an RTHandle in this RTHandleCollection.
Returns
Type Description
RTHandle

Returns the RTHandle reference associated with the provided hash or integer value. Returns NULL if the key isn't found.

OnSceneGUI(Single)

Renders a debug GUI in the SceneView that displays all the RTHandles in this RTHandleCollection.

Declaration
public void OnSceneGUI(float size)
Parameters
Type Name Description
Single size

The size used to draw the Textures.

ReleaseRTHandles()

Releases the gathered RTHandle resources.

Declaration
public void ReleaseRTHandles()