EFFECT BUFFER "Gradient" {TYPE} {ROUGHNESS} {COLOURMAP}
EFFECTPAINT BUFFER "Gradient" {TYPE} {ROUGHNESS}
TYPE:
One of "LEFTRIGHT", "TOPBOTTOM", "RIGHTLEFT", "BOTTOMTOP", "VBAR", "HBAR", "RADIAL", "REVRADIAL", "SQUARE" or "RECTANGLE".
ROUGHNESS:
A value from 1 to 5000 indicating how roughly to
dither the colour bands with a random texture. 1
is smooth, 5000 is very rough.
COLOURMAP:
The filename of a colourmap to use for the colours (in 24bit mode).