* Re: [9fans] libdraw_α_differences_between_plan_9 _and_p9p
@ 2006-03-31 16:59 erik quanstrom
0 siblings, 0 replies; only message in thread
From: erik quanstrom @ 2006-03-31 16:59 UTC (permalink / raw)
To: 9fans
evidently i've found a bug in upas/marshal, too.
- erik
On Fri Mar 31 10:28:27 CST 2006, quanstro@quanstro.net wrote:
> i've noticed a difference in how the α channel looks in p9p vs.
> plan 9. for example when porting mahjongg to plan9port,
> i need to make this change to make the selection highlighting
> apparent:
>
> /sys/src/games/mahjongg//mahjongg.c:75,81 - ./mahjongg.c:75,81
> {
> Rectangle one = Rect(0, 0, 1, 1);
>
> - selected = eallocimage(one, 1, RGBA32, setalpha(DPalebluegreen, 0x5f));
> + selected = eallocimage(one, 1, RGBA32, setalpha(DPalebluegreen, 0x9f));
>
> is a mapping needed to convert libdraw α values to X?
>
> - erik
>
> p.s. p9p mahjongg is on sources but it's missing the tile sets and lib configuration.
>
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