crunchy-rocks/draw2d
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Fix #98: Alpha spec has changed

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need to update package
This commit is contained in:
llgcode 2016-02-19 11:05:01 +01:00
parent f444aacdd7
commit 0545b30698
1 changed files with 2 additions and 2 deletions
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4
draw2dgl/gc.go
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@ -52,8 +52,8 @@ func (p *Painter) Paint(ss []raster.Span, done bool) {
vertices []int32 vertices []int32
) )
for _, s := range ss { for _, s := range ss {
ma := s.Alpha >> 16 a := uint8((s.Alpha * p.ca / M16) >> 8)
a := uint8((ma * p.ca / M16) >> 8)
colors = p.colors[ci:] colors = p.colors[ci:]
colors[0] = p.cr colors[0] = p.cr
colors[1] = p.cg colors[1] = p.cg