On Fri, 15 Feb 2002 17:14:06 -0000 "Simon Owen" <[EMAIL PROTECTED]> wrote: > > > Oh - and I'm doing all the development on Linux. > > It's been a while since I've tried a Linux build... Would you be > interested in officially looking after the Linux side? If you're short > of time it'd just be good to have someone making sure it builds, but > you're welcome to do as much as you want!
I can help. I don't know how much time I can put into this, but I can give it a shot. > To try and help speed the video up on Linux (and other non-Win32 > platforms) I did a quick hack OpenGL version of the video code (still > through SDL to keep it portable). It uses a tiled region of 256x256 > textures (for compatability) to hold the screen, and display rendering > is done to selective regions of the textures, before the scene is drawn. > Of course the scene drawing is instant on any video card with hardware > support, but the texture upload is still a bottleneck. I got as far as > experimenting with packed pixel formats to reduce the overhead, but > that's only supported on some cards, etc. More work needed on that > too... Eh...yeah, right. :) What happened to pixel-pixel addressing? :) > > That would be great. :) What is the new UI based on? GTK? Qt? > > It's actually one written from scratch - fully mouse driven, but useable > with just the keyboard - with a familiar set of widgets. If you have > visions of the old SimCoupé interface, then I assure you that it's a > long way from being like that! > > It's drawn on the same SAM back-buffer as the normal SAM display, so the > normal video code worries about the conversion to the appropriate format > for display. It started with the same resolution as a SAM mode 3 > display, Any chance of making that a native library? :) > but with any palette colour in any position, but is in the > middle of being converted to have double the vertical resolution. I > have a test screenshot of the file-selector, but can't upload it to my > ISP to make it available (source IP must be on their network). > > wxWindows was considered for a psuedo-native GUI, and might still be an > option, but there's complications in integrating it with the SDL > environment. Hmm.....I was considering making a GUI in Glide. SDL only needs the drawable as far as I know. > > So Simon Goodwin in LinuxFormat is THE Simon Goodwin? > > The very same, and he's still in touch with Andy Wright too :-) > > I've got a bunch of older SAM ROMs from him, which Andy has given > permission to make available on NVG. The earlier ones are apparently > very buggy, but it's nice to have them preserved, and to see how things > have changed. I noticed that the version in the SimCoupe distribution is 3.1. I was wondering what has changed..... -Frode
