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Color Curve the target curve atlas asset
Curve Index which curve in atlas will be updated, -1 means append a new one
Straight Line pick color on a straight line

ColorRampPicker.mp4

Use Cases

Gradient Mapping for Materials

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Color Palette for Characters

https://www.3dmarcelo.com/projects/x3Z3VR

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Gradient Mapping for VFX

https://tobiasnoller.com/articles/ue4-gradient-mapping-vfx/

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Fog Gradient

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Light Intensity Debug

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