MAMEWorld Forums - EmuChat - Cool answer though, thanks for the explanation. *nt*

> > Thank you for your response.
> >
> > Perhaps a better question is how does the hardware between the CPS1 and NeoGeo
> > compare? Similar? Completely different?
>
> Same basic CPU types, but everything else, very different.
>
> CPS1 is a fairly traditional design, several tile layers (with various row effects) +
> sprites
>
> NeoGeo is 99% sprites with a very limited tile-based overlay. It seems to be an
> evolution of the 'snk68' hardware used by POW and the like.
>
> The platforms both use different display resolutions, so porting to them would be
> messy for that reason alone, you'd have to redraw a lot of the art.
>
> Effect-wise on CPS1/2 things like linescroll are completely free, it's native to the
> tilemaps. On NeoGeo it requires expensive cpu intervention to reprogram the sprite
> list each line.
>
> Due to mixing rules you can pull off things like stencil effects on CPS1/2, not
> possible on NeoGeo as you're dealing with a single list of sprites.
>
> Neither CPS nor NeoGeo have any kind of native transparency, the Sega System 16
> hardware Golden Axe runs on does, it can do hardware shadows / highlights. It's a
> strange omission from those platforms as most others around the period could do
> something along those lines.
>
> Neither natively have any kind of RAM based tiles (you could probably hack it in -
> one of the NeoGeo bootleg cartridges does, albeit only on the text overlay) so
> pulling off a game like Gals Panic would be impossible on either platform with the
> licensed development kits / hardware.
>
> Official NeoGeo games were also limited to being horizontal games using standard
> Jamma controls; The Irritating Maze is an exception but that required a special bios.
> There was also a spinner available for Pop'n'Bounce, but again, not a standard
> accessory. That's one of the downsides of the NeoGeo being a multi-cart system, it
> was expected that all games worked with a standard setup.
>
> but yeah, this type of post tends to irritate people here, so I suggest you don't
> keep posting on the topic.