On Sat, May 9, 2020 at 12:37 PM Timo Suoranta <tksuo...@gmail.com> wrote: > > I render glyph twice, first to get bitmap of 'normal' glyph, and second to > get bitmap with outline stroke. > I need to combine these to a single two-channel bitmap. > But the bitmaps have different sizes. How do can I render normal and outline > to matching bitmaps? > Or would it be possible to get such two-channel bitmap directly with freetype? > > Thanks!
The top-left corner offsets for each bitmap are provided in FT_GlyphSlot->bitmap_left and FT_GlyphSlot->bitmap_top. If you correctly use those, you can trivially blend the bitmaps onto a target surface using whatever color you prefer.
