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  3. USkyAtmosphereComponent::GetAtmosphericLightToMatchIlluminanceOnGround

USkyAtmosphereComponent::GetAtmosphericLightToMatchIlluminanceOnGround

This function can be used for instance in order to evaluate a directional atmospheric light outer space illuminance for a desired illuminance on ground given a direction.

API > API/Runtime > API/Runtime/Engine > API/Runtime/Engine/Components > API/Runtime/Engine/Components/USkyAtmosphereComponent

References

   
Module Engine
Header /Engine/Source/Runtime/Engine/Classes/Components/SkyAtmosphereComponent.h
Include #include "Components/SkyAtmosphereComponent.h"
Source /Engine/Source/Runtime/Engine/Private/Components/SkyAtmosphereComponent.cpp 
UFUNCTION (BlueprintCallable, Category="Utilities",  
          Meta=(DisplayName="Get Atmospheric Light To Match Illuminance On Ground"))  
float GetAtmosphericLightToMatchIlluminanceOnGround  
(  
    FVector LightDirection,  
    float IlluminanceOnGround  
)

Remarks

This function can be used for instance in order to evaluate a directional atmospheric light outer space illuminance for a desired illuminance on ground given a direction. This is given for the position at the top of the virtual planet. Plus the output outer space illuminance into the light intensity.

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