Math operation gamma, performs the operation per pixel, using either the constant provided in 'value' or the corresponding pixel from the buffer on aux as operands. (formula: result = powf (input, value))
global value used if aux doesn't contain data
name: value type: double default: 1.00 minimum: -inf maximum: +inf ui-minimum: -1.00 ui-maximum: 1.00 ui-gamma: 1.00 ui-step-small: 0.00 ui-step-big: 0.10 ui-digits: 3
pads: aux input output
categories: compositors math
This page is part of the online GEGL Documentation, GEGL is a data flow based image processing library/framework, made to fuel GIMPs high-bit depth non-destructive editing future.