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LiteFX

LiteFX::Rendering::ITopLevelAccelerationStructure::addInstance

`LiteFX::Rendering::ITopLevelAccelerationStructure::addInstance`¶

Adds an instance to the TLAS.

Synopsis¶

Declared in <litefx/rendering_api.hpp>

[[dllimport, dllexport]] void addInstance(
    SharedPtr<IBottomLevelAccelerationStructure const> const& blas,
    UInt32 id,
    UInt32 hitGroupOffset = 0,
    UInt8 mask = 0xFF,
    InstanceFlags flags = InstanceFlags::None) noexcept;

Parameters¶

Name	Description
blas	The bottom-level acceleration structure that contains the geometries of the instance.
id	The instance ID used in shaders to identify the instance.
hitGroupOffset	An offset added to the shader-local data for a hit-group shader record.
mask	A user defined mask value that can be used to include or exclude the instance during a ray-tracing pass.
flags	The flags that control the behavior of the instance.