Function

Gimpcolor_set_alpha

since: 3.0

Declaration [src] 

void
gimp_color_set_alpha (
  GeglColor* color,
  gdouble alpha
)

Description [src]

Update the alpha channel, and any other component if necessary (e.g. in case of premultiplied channels), without changing the format of color.

If color has no alpha component, this function is a no-op.

Available since: 3.0

Parameters

color

Type: GeglColor

A GeglColor

The data is owned by the caller of the function.
alpha

Type: gdouble

New value for the alpha channel.