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| -rw-r--r-- | algorithms/dual-alpha_blending | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/algorithms/dual-alpha_blending b/algorithms/dual-alpha_blending index 8312abc..2c84f65 100644 --- a/algorithms/dual-alpha_blending +++ b/algorithms/dual-alpha_blending @@ -36,7 +36,12 @@ variable O). The new alpha blending algorithm This algorithm works as the normal alpha blending algorithm if the opacity is used instead of alpha, -and alpha is set to 1, on the foregrund. +and alpha is set to 1, on the foregrund. This +algorithm is identical to the normal alpha blending +algorithm except that the opacity replaces the +foreground's alpha, and the alpha is treated as any +other colour except all colour colours are still +premultiplied with it, since it is still an opacity. However, since libskrift is a text drawing library, |