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Alphablending (speed)


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#1 granat   Members   -  Reputation: 122

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Posted 08 January 2000 - 02:18 AM

Simple question. Which is faster. Alphablending in 16 bit or 32 bit ??

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#2 SiCrane   Moderators   -  Reputation: 9662

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Posted 09 January 2000 - 01:02 AM

I believe it depends on the API and the video card that it is being performed on. DirectX at least handles alpha blending for the most part in hardware acceleration. A lot of older cards were optimized for 16 bit and so will perform almost any operation in 16 faster, including alpha blends.

#3 granat   Members   -  Reputation: 122

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Posted 09 January 2000 - 02:30 AM


I am talking about Alphablending in DirectDraw.
(= no hardware acelleration).

#4 granat   Members   -  Reputation: 122

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Posted 09 January 2000 - 03:13 AM


acceleration that is




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