Ken, thanks for reminding us where that was! I was trying to find it on your site yesterday. I had a bunch of emails from 2015, but I lost track of this.
Ken, I'll contact you off list... I have a couple of questions regarding use. thanks Steve On Wed, Dec 30, 2020 at 2:15 PM Ken Pettit <petti...@gmail.com> wrote: > Also, I developed a fast graphics library called AsciiPixels. It is > callable from BASIC and allows you to define images using BASIC strings. > Then it uses the accompanying .CO with calls to plot the defined graphic > "sprites" at specific X,Y locations. I had posted a preliminary copy in my > Personal Libraries section a few years back (it's still there). > > Ken > > On 12/30/20 12:22 AM, Philip Avery wrote: > > I make use of direct-LCD driver programming in my Solitaire port to M100. > It's a Basic program that has a partnered .CO program which displays the > cards. You can find it here: > > http://club100.org/memfiles/index.php?&direction=0&order=&directory=Philip%20Avery > > Bear in mind this is a mostly Basic program, but when the card starts to > be drawn, it is pretty much instant. This was a huge improvement over using > the ROM Set routine which does a single pixel at a time. > > I presume you're conversant in 8085 assembly language as there are > considerations in moving a sprite anywhere on the screen. I can provide the > source to SOLCR3.CO if you so desire. > > Philip > > On 30/12/2020 1:33 pm, Hiraghm wrote: > > Awhile back, someone in the list was talking about fast display routines > for the Model T. > > I know the LCD is slow in displaying graphics, but I was wondering if > anyone could share some assembly language examples of fast display writes. > The Model T doesn't have a bitmap mode, and even if it did, screen writes > would still be slow. > > I was watching this video by the 8-bit guy concerning his new "Attack of > the PETSCII Robots" game, where he explained redefining characters to make > the graphics for the PET, Vic-20 and C64. > > Attack of the PETSCII Robots part 2 > <https://www.youtube.com/watch?v=6d-B9_iwcl8> > > I'm pretty sure you can't do that with the Model T unless you have a REX, > and maybe not even then. > Now, the Model T does have graphics characters, but to move a "sprite" on > the screen smoothly would involve, I believe, a lot of calculation as to > what graphics characters to use and when. > > I've limited my game ambitions thus far to text or strategy (Oregon Trail > rewritten to "Organ Trail"; a port of a C64 Master of Orion type game, > "Reach for the Stars", which used * for stars). Still working on both). > > But that game of his makes me want to do more graphical games without > substituting ascii characters a la rogue. > Even a 4 character sprite rather than the 9 characters he uses would be > good if it could be written fast enough. > > Being able to create a condense font as view80 does would also be very > handy. > > So I'm hoping someone out there has learned some tricks for quick graphics? > > I'm reading the Hidden Powers book, but am still scratching my head a bit > about writing to the display. > > Thanks for any info or advice. > > > >
