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Home » U++ Library support » Draw, Display, Images, Bitmaps, Icons » How must Alpha be managed ??
Re: How must Alpha be managed ?? [message #38520 is a reply to message #38513] Fri, 21 December 2012 14:47 Go to previous messageGo to previous message
Didier is currently offline  Didier
Messages: 680
Registered: November 2008
Location: France
Contributor
Thankyou for you're replies

Quote:

Hi,
take a look at this reference example:
Chameleon
Regards,
omari


I started from this example to manage drawing my own shapse but the problem is about Alpha management which is not explained in the reference example.

I think Premultiply() function must be used but how and when ???

Quote:

Hello Didier,

if possible I would like to see an example with button having a non standard shape. That of circle would be fine.

Thanks,
Luigi


I will upload an example in 30 min with a sample shape I'm working on where we see two different ways to draw the shapes and the problem I encounter with tranparency
 
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