Subject:
Re: [nanogui] New Nano-X Architecture Preview available
From:
Bajimohanreddy Bandi ####@####.####
Date:
21 Dec 2010 04:30:52 -0000
Message-Id: <AANLkTi=VPgi0eFbMK-=H86c0EQOzksvqYR0Ljc9H-sat@mail.gmail.com>
Thanks Greg,....
On Thu, Dec 16, 2010 at 2:01 PM, Matej Gutman ####@####.####
> Great news! Thnx Greg,....
>
> On Thu, Dec 16, 2010 at 8:57 AM, 廖耿耿 ####@####.#### wrote:
> > This is a very happy news ,thank you Greg Haerr
> >
> > 2010/12/16 Greg Haerr ####@####.####
> >
> >> Hi,
> >>
> >> There's been quite a bit of new work recently on the internals of
> >> Nano-X, which are now running well enough to announce a preview
> >> of this upcoming release, which is currently v0.93 in the git
> repository.
> >>
> >> I have updated the website and there is also a snapshot tarball
> available:
> >>
> ftp://microwindows.org/pub/microwindows/microwindows-src-snapshot.tar.gz
> >>
> >> Here's a summary of the new enhancements. Please feel free to
> >> try it out, there are huge speed increases for font and image display,
> >> and also a demo of 32bpp compositing, which runs on any
> >> truecolor display (compositedemo.sh, blitdemo.sh). I will be
> >> writing up more details on the internal driver architecture and
> >> providing screen shots on the website soon.
> >>
> >> New Nano-X Engine Architecture Preview - Dec 15, 2010
> >>
> >> New Ports
> >> MAC OSX 64-bit X11 port
> >> MoSync port
> >>
> >> New Features
> >> o Processor and framebuffer independent compositing with internal RGBA
> >> 32bpp pixmaps
> >> with display on 8/15/16/24/32bpp truecolor displays.
> >> o Hugely faster display of font and image data using blit rather than
> >> per-pixel drawing.
> >> o Entirely new driver architecture uses fast conversion blits for all
> >> display
> >> of font and image data. Subdrivers for 1/2/4/8/15/16/24/32bpp have no
> >> control
> >> branches in inner loops for highest speed. For systems without
> >> framebuffers, like desktop X11 for testing, all image data is computed
> >> using framebuffer subdrivers, and then blitted once to final display
> >> using an automatic graphics Update() operation. For systems with
> >> framebuffers, drawing is done directly to screen for speed, with
> support
> >> for
> >> future "buffered" windows for late-stage final compositing.
> >> o All conversion blits support all portrait modes, stretching, raster
> ops,
> >> and srcover alpha blending.
> >> o GdArea, GdReadArea, GdBitmap and all fonts use fast conversion blits.
> >> o New conversion blits can be added for speed for specific systems, and
> >> slower draw code is still available for 1/2/4/8bpp palette systems.
> >> o Most image loaders (png, jpg, etc) read into internal RGBA format for
> >> easy use in compositing and alpha blending.
> >> o Runtime auto-portrait mode switching now possible without application
> >> image recomputation requirements. (bin/nano-X -A)
> >>
> >> New Driver Architecture
> >> o All drivers are endian-neutral with only Read/DrawPixel, DrawV/Hline
> and
> >> Blit
> >> entry points.
> >> o New conversion blit implementation uses static inline functions for
> >> high speed, and ease of adding new framebuffer or image data formats.
> >> o RGBA image data format available regardless of framebuffer.
> >> o X11 driver can emulate 8/15/16/24/32bpp displays using same codepath
> as
> >> target.
> >>
> >> Nano-X API Changes
> >> GrNewPixmapEx takes MWIF_RGBA8888, 32 and hardware framebuffer
> parameter.
> >>
> >> Win32 API Changes
> >> Added CreateDibSection, GetLastError, SetLastError, RegisterHotKey,
> >> UnRegisterHotkey
> >>
> >> As usual, have fun with it!
> >>
> >> Regards,
> >>
> >> Greg
> >>
> >>
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> >>
> >
>
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