Class HDCamera

HDCamera class. This class holds all information for a given camera. Constants used for shading as well as buffers persistent from one frame to another etc.

Inheritance

Object

HDCamera

Namespace: UnityEngine.Rendering.HighDefinition

Syntax

public class HDCamera : object

Fields

camera

Camera component.

Declaration

public Camera camera

Field Value

Type	Description
Camera

colorPyramidHistoryIsValid

Color pyramid history buffer state.

Declaration

public bool colorPyramidHistoryIsValid

Field Value

Type	Description
Boolean

currentSSRAlgorithm

Store current algorithm which help to know if we trigger to reset history SSR Buffers.

Declaration

public ScreenSpaceReflectionAlgorithm currentSSRAlgorithm

Field Value

Type	Description
ScreenSpaceReflectionAlgorithm

frustum

Camera frustum.

Declaration

public Frustum frustum

Field Value

Type	Description
Frustum

mainViewConstants

View constants.

Declaration

public HDCamera.ViewConstants mainViewConstants

Field Value

Type	Description
HDCamera.ViewConstants

screenSize

Screen resolution information. Width, height, inverse width, inverse height.

Declaration

public Vector4 screenSize

Field Value

Type	Description
Vector4

taaJitter

TAA jitter information.

Declaration

public Vector4 taaJitter

Field Value

Type	Description
Vector4

time

Current time for this camera.

Declaration

public float time

Field Value

Type	Description
Single

volumetricHistoryIsValid

Volumetric history buffer state.

Declaration

public bool volumetricHistoryIsValid

Field Value

Type	Description
Boolean

Properties

actualHeight

Height actually used for rendering after dynamic resolution and XR is applied.

Declaration

public int actualHeight { get; }

Property Value

Type	Description
Int32

actualWidth

Width actually used for rendering after dynamic resolution and XR is applied.

Declaration

public int actualWidth { get; }

Property Value

Type	Description
Int32

frameSettings

Frame settings for this camera.

Declaration

public FrameSettings frameSettings { get; }

Property Value

Type	Description
FrameSettings

historyRTHandleProperties

RTHandle properties for the camera history buffers.

Declaration

public RTHandleProperties historyRTHandleProperties { get; }

Property Value

Type	Description
RTHandleProperties

msaaSamples

Number of MSAA samples used for this frame.

Declaration

public MSAASamples msaaSamples { get; }

Property Value

Type	Description
MSAASamples

volumeStack

Volume stack used for this camera.

Declaration

public VolumeStack volumeStack { get; }

Property Value

Type	Description
VolumeStack

Methods

AllocHistoryFrameRT(Int32, Func<String, Int32, RTHandleSystem, RTHandle>, Int32)

Allocates a history RTHandle with the unique identifier id.

Declaration

public RTHandle AllocHistoryFrameRT(int id, Func<string, int, RTHandleSystem, RTHandle> allocator, int bufferCount)

Parameters

Type	Name	Description
Int32	id	Unique id for this history buffer.
Func<String, Int32, RTHandleSystem, RTHandle>	allocator	Allocator function for the history RTHandle.
Int32	bufferCount	Number of buffer that should be allocated.

Returns

Type	Description
RTHandle	A new RTHandle.

GetCurrentFrameRT(Int32)

Returns the id RTHandle of the current frame.

Declaration

public RTHandle GetCurrentFrameRT(int id)

Parameters

Type	Name	Description
Int32	id	Id of the history RTHandle.

Returns

Type	Description
RTHandle	The RTHandle of the current frame.

GetOrCreate(Camera, Int32)

Get the existing HDCamera for the provided camera or create a new if it does not exist yet.

Declaration

public static HDCamera GetOrCreate(Camera camera, int xrMultipassId = 0)

Parameters

Type	Name	Description
Camera	camera	Camera for which the HDCamera is needed.
Int32	xrMultipassId	XR multi-pass Id.

Returns

Type	Description
HDCamera

GetPreviousFrameRT(Int32)

Returns the id RTHandle from the previous frame.

Declaration

public RTHandle GetPreviousFrameRT(int id)

Parameters

Type	Name	Description
Int32	id	Id of the history RTHandle.

Returns

Type	Description
RTHandle	The RTHandle from previous frame.

Reset()

Reset the camera persistent informations. This needs to be used when doing camera cuts for example in order to avoid information from previous unrelated frames to be used.

Declaration

public void Reset()