Lines Matching full:alpha
84 * A regular mask contains linear alpha values. A gamma correcting mask
85 * contains non-linear alpha values in an attempt to create gamma correct blits
88 * SkMaskGamma creates and maintains tables which convert linear alpha values
89 * to gamma correcting alpha values.
102 * Creates tables to convert linear alpha values to gamma correcting alpha
133 * Provides access to the tables appropriate for converting linear alpha
134 * values into gamma correcting alpha values when drawing the given color
168 * convert a linear alpha value for a given channel to a gamma correcting alpha
