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API > API/Runtime > API/Runtime/AugmentedReality > API/Runtime/AugmentedReality/UARBlueprintLibrary
References
| Module | AugmentedReality |
| Header | /Engine/Source/Runtime/AugmentedReality/Public/ARBlueprintLibrary.h |
| Include | #include "ARBlueprintLibrary.h" |
| Source | /Engine/Source/Runtime/AugmentedReality/Private/ARBlueprintLibrary.cpp |
static UARLightEstimate &42; GetCurrentLightEstimate&40;&41;
Remarks
An AugmentedReality session can be configured to provide light estimates. The specific approach to light estimation can be configured by the [UARSessionConfig](API\Runtime\AugmentedReality\UARSessionConfig)_ specified during StartARSession(). This function assumes that you will cast the returned [UARLightEstimate](API\Runtime\AugmentedReality\UARLightEstimate)_ to a derived type corresponding to your session config.
a UARLighEstimate that can be cast to a derived class.