Re: [racket-users] Bitmap drawing performance

2015-08-10 Thread Jay McCarthy
I'm not sure how to make the HTDP drawing faster, but I can say how using my library (mode-lambda) relates to it and maybe it will be easy to port your program. mode-lambda compiles graphical data into a big sprite atlas and draws the whole scene with a single glDraw call. The graphical data can b

Re: [racket-users] Bitmap drawing performance

2015-08-10 Thread Matthias Felleisen
On Aug 10, 2015, at 1:19 PM, John Carmack wrote: > We are just getting ready to “release” my son’s little Racket game, but after > doing all the development on OS-X, I find that the windows performance is > terrible. In hindsight, we should have just used bitmap / dc drawing > directly, but

[racket-users] Bitmap drawing performance

2015-08-10 Thread John Carmack
We are just getting ready to "release" my son's little Racket game, but after doing all the development on OS-X, I find that the windows performance is terrible. In hindsight, we should have just used bitmap / dc drawing directly, but it grew out of playing with HTDP / Realm of Racket examples.