Re: [Indlinux-group] Some help on indic font rendering!

[Naveen K. <na...@gm...>]

Thanks sir, I will try out these three approaches and see which best fits my
requirements. If possible I will try and write some procedure for OpenGL.

On Nov 21, 2007 10:48 AM, Vinod Kumar <rig...@gm...> wrote:

> Please remember that FreeType2 is for rasteriziing and rendering glyphs
> and not for handling script related processing. Script related processing
> for Indic is now mostly done using OpenType font.
>
> FreeType had started an effort to include OpenType support into their
> library but they concluded that OpenType handling is not a font level
> operation but a higher level layout operation. But their code handles
> OpenType very well for all its tables etc. Pango has used the opentype
> module and so has IndiX. Since Pango followed the MicroSoft OT feature based
> approach the Pango version is complex. IndiX follows an OT Feature
> independent approach. You can get the IndiX sourcecode. libraries with the
> OpenType code from FreeType from right under your nose at C-DAC, Mumbai,
> Juhu. (www.cdacmumbai.in/projects/indix )
>
> ICU too is able to handle OpenType. Maybe you can use ICU to get the
> glyphs for the
> Devanagari font and then use FreeType2 to render those glyphs.
> Cheers
>
> Vinod Kumar
> Project IndiX
>
>
> On 11/21/07, Naveen Kumar <na...@gm...> wrote:
> >
> > Hi,
> >      Is there a procedure some where which tells me the how to go about
> > doing rendering for the Devanagrai Script using FreeType library. I am
> > facing a problem rendering devanagari in 3D environment in OpenGL. Again
> > there are some libraries like FTGL and GLTT but as of now I do not know if
> > these libraries can read tables specified in OTFcorrectly. Till now I did
> > find anything. I am also not aware how to use FreeType API's to render Indic
> > Scripts. Earlier I was using Pango to render things for me, just give it a
> > handle of XftDraw and life is easy for you.
> >
> > It would have been good if there was a procedure as such how to do it
> > using FreeType2 library. Beacuse there are environments where abstraction
> > provided by libraries like pango would not be of much use, and you need an
> > "open procedure". Please help me.
> >
> > --
> > Thanks & regards
> > Naveen Kumar
> > Project Engineer
> > Open Source Software Division( http://ossrc.org.in/ )
> > C-DAC Mumbai ( http://www.cdacmumbai.in/ )
> >
> >
>
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-- 
Thanks & regards
Naveen Kumar
Project Engineer
Open Source Software Division( http://ossrc.org.in/ )
C-DAC Mumbai ( http://www.cdacmumbai.in/ )

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