FColor::FromRGBE

Converts from RGBE to a linear float color as outlined in Gregory Ward's Real Pixels article, Graphics Gems II, page 80.

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References

Module	Core
Header	/Engine/Source/Runtime/Core/Public/Math/Color.h
Include	#include "Math/Color.h"
Source	/Engine/Source/Runtime/Core/Private/Math/Color.cpp

Syntax

FLinearColor FromRGBE() const

Remarks

Converts from RGBE to a linear float color as outlined in Gregory Ward's Real Pixels article, Graphics Gems II, page 80. Implementation details in https://cbloomrants.blogspot.com/2020/06/widespread-error-in-radiance-hdr-rgbe.html