Version: 2022.3
LanguageEnglish
  • C#
Experimental: this API is experimental and might be changed or removed in the future.

RayTracingAccelerationStructure

class in UnityEngine.Experimental.Rendering

/

Implemented in:UnityEngine.CoreModule

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Description

A data structure used to represent the geometry in the Scene for GPU ray tracing.

Constructors

RayTracingAccelerationStructureCreates a RayTracingAccelerationStructure with the given RayTracingAccelerationStructure.Settings.

Public Methods

AddInstanceAdds a ray tracing instance associated with a Renderer to the RayTracingAccelerationStructure.
BuildBuilds this RayTracingAccelerationStructure on the GPU.
ClearInstancesRemoves all ray tracing instances from the acceleration structure.
CullInstancesPopulates the acceleration structure with ray tracing instances associated with Renderers in the Scene using various filtering and culling parameters.
DisposeDestroys this RayTracingAccelerationStructure.
GetInstanceCountReturns the number of ray tracing instances in the acceleration structure.
GetSizeReturns the total size of this RayTracingAccelerationStructure in GPU memory in bytes.
ReleaseAdditional resources: RayTracingAccelerationStructure.Dispose.
RemoveInstanceRemoves a ray tracing instance from this RayTracingAccelerationStructure.
UpdateInstanceIDUpdates the instance ID of a ray tracing instance associated with the Renderer passed as argument.
UpdateInstanceMaskUpdates the instance mask of a ray tracing instance associated with the Renderer passed as argument.
UpdateInstancePropertyBlockUpdates per ray tracing instance Material properties.
UpdateInstanceTransformUpdates the transformation of a ray tracing instance.