[SDL] 2D API evolution (SDL 1.3/2.0)

Torsten Giebl wizard at syntheticsw.com
Tue Aug 15 11:18:24 PDT 2006


Hello !


> Feature:        3D hardware:    2D hardware:    2D software:
> Pixel Upload    Slow*           Slow            Fast
> Copy Blit       Fast            Fast            Fast
> Alpha Blit      Fast            Impossible*     Slow
> Scale Blit      Fast            Impossible*     Slow
> Rotation        Fast            Impossible*     Very Slow


Do you mean with 2D hardware HW Surfaces ?


What is the speed compared between uploading a bitmap
to a HW Surface and uploading a bitmap to a Texture ?
The same ?



CU





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