nanogui: Microwindows for Hercules
Subject:
RE: Microwindows for Hercules
From:
Greg Haerr ####@####.####
Date:
19 Jul 1999 19:21:18 -0000
Message-Id: <01BED1E9.24C8FF10.greg@censoft.com>
: Next for Bresenham you drop the plot_pixel call and instead when you
: bump x (or y in vertical mode) you do plot_line(oldx,oldy, x,y); bump it
: oldx=x oldy=y
:
: Saves you function calls costs you four memory accesses per line - thats
: a win on everything.
:
I agree. Easy and simple, saves function calls and costs 2 subtracts
and a two stores.
