Re: [ANNOUNCE] kmscon: Lazy-web's DRM based terminal emulator

["Ville Syrjälä" <ville.syrjala@linux.intel.com>]

On Wed, Mar 28, 2012 at 10:30:20AM -0700, Jesse Barnes wrote:
> On Tue, 27 Mar 2012 16:57:29 +0200
> David Herrmann <dh.herrmann@googlemail.com> wrote:
> 
> > Hi
> > 
> > Motivated by Jesse's letter to the lazyweb [1] I worked on a kmscon
> > program. It provides a
> > terminal-emulator similar to the in-kernel terminal-emulator based on
> > DRM. It is written
> > from scratch and needs as external dependencies only mesa (libdrm,
> > libgbm, libEGL, libGLESv2),
> > udev, xproto (build-time dep), libxkbcommon, freetype2 and currently
> > glib (only for unicode support).
> > It uses a very recent version of libxkbcommon but it should be easy to
> > fix ./src/kbd_xkb.c if
> > you use an older version (or use --disable-xkbcommon to use a very
> > basic keyboard handler).
> 
> Awesome!  Now get the distros to pick this up and turn off CONFIG_VT! :)
> 
> Ville's comment about a texture atlas is a good one, if nothing else I
> think it should improve cache behavior.

You could also render a large batch of glyphs with just a single
glDrawElements()/glDrawArrays() call. Looks like the current code
does a glDrawArrays() for each glyph.

-- 
Ville Syrjälä
Intel OTC