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Re: [ft] monochrome bitmaps


From: Werner LEMBERG
Subject: Re: [ft] monochrome bitmaps
Date: Wed, 17 Dec 2008 22:52:47 +0100 (CET)

> Can someone tell me how freetype's monochrome bitmaps are organised
> please.  I'm trying to use FT_RENDER_MODE_MONO to generate a 1-bit
> monochrome bitmap using docs/tutorial/example.c program.  I presume
> 8 bits get packed into one byte of the image-area, but what's the
> bit ordering?  which bit of image[0][0] corresponds to bit 0 if the
> monochrome bitmap?

Please look up the documentation of the FT_Pixel_Mode enumeration.

> Do I need to make use of FT_LOAD_MONOCHROME somewhere?

Yes; you should use the load flags FT_LOAD_MONOCHROME and
FT_LOAD_TARGET_MONO (or FT_RENDER_MODE_MONO if you render the glyph
later).


     Werner




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