[SDL] need help with SDL_CreateRGBSurfaceFrom
Matt Bentley
moc.pophot at hotpop.com
Tue Aug 22 13:49:21 PDT 2006
I don't think that kind of color was intended for use with
CreateRBGSurfaceFrom. You would be better off writing a short loop,
using an already-created RGB surface and MapRGB to map the colours
appropriately-
M at T
Freyr Magnússon wrote:
> I´m having trouble getting this function to work for me
>
> I have a 176x144 intensity (IR) image with 2 bytes per pixel and I'm
> trying to create a grayscale surface to blit to screen
>
> SDL_Surface* image = SDL_CreateRGBSurfaceFrom( data,
> 176,
> 144,
> 16,
> 2*176,
> 0x0000ff00,
> 0x0000ff00,
> 0x0000ff00,
> 0x00000000);
>
> this call failes and everytime. I've tried to mess around with the masks
> but that doesn]t change anything
>
> any input is welcomed
>
> regards,
> Freyr
>
>
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