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|0||Centered||The variation will be centered around the current value|
|1||Additive||the variation will be added to the current value|
|2||Substractive||the variation will be substracted from the current value|
Bias mip selection chosen for rendering to either a higher (positive integers) or lower resolution (negative integers) selection.
Clamp mip selection to a preferred maximum level. This may prevent the highest resolutions from being rendered depending on your selection.
Sets texture filter to Box (inexpensive) on indirect hits instead of the selected filter used for other visible effects.