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shareable: Use CompositeModeSourceOver when possible at Fill

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This commit is contained in:
Hajime Hoshi 2019-02-10 14:08:59 +09:00
parent 1150fc69d0
commit 339155f63d
1 changed files with 5 additions and 1 deletions
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6
internal/shareable/shareable.go
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@ -296,7 +296,11 @@ func (i *Image) Fill(r, g, b, a uint8) {
rf, gf, bf, af)
is := graphics.QuadIndices()
i.DrawImage(emptyImage, vs, is, nil, graphics.CompositeModeCopy, graphics.FilterNearest, graphics.AddressClampToZero)
c := graphics.CompositeModeSourceOver
if a < 0xff {
c = graphics.CompositeModeCopy
}
i.DrawImage(emptyImage, vs, is, nil, c, graphics.FilterNearest, graphics.AddressClampToZero)
}
func (i *Image) ReplacePixels(p []byte) {