PIXEL_SHIFT
col = ri->ri_ccol * ri->ri_font->fontwidth << PIXEL_SHIFT;
num = ri->ri_font->fontwidth << PIXEL_SHIFT;
cnt = ri->ri_font->fontwidth << PIXEL_SHIFT;
col *= ri->ri_font->fontwidth << PIXEL_SHIFT;
num *= ri->ri_font->fontwidth << PIXEL_SHIFT;