<div dir="ltr"><div class="gmail_quote"><div dir="ltr">On Tue, Nov 27, 2018 at 8:34 PM Ansel Sermersheim <<a href="mailto:ansel@copperspice.com">ansel@copperspice.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
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On 11/19/2018 07:16 PM, Behdad Esfahbod wrote:<br>
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<div dir="ltr">Hi Ansel,</div>
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<div dir="ltr">On Mon, Nov 19, 2018 at 7:44 PM Ansel
Sermersheim <<a href="mailto:ansel@copperspice.com" target="_blank">ansel@copperspice.com</a>>
wrote:<br>
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<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">...We have
tried cluster <br>
levels 0 and 1, and neither one worked as we expected. In
every case, <br>
combining accents are marked as being in a separate cluster
to the base <br>
codepoint. For example, U+0061 Latin Small Letter A followed
by U+0308 <br>
Combining Diaeresis are being placed in adjacent clusters
rather than <br>
the same cluster.</blockquote>
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<div>That doesn't sound right. Are you setting any custom
unicode-funcs on the buffer? Only thing I can think of that
can do this is faulty / missing Unicode funcs. <br>
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We had a feeling something was missing. No, we are not supplying any
unicode funcs. Do you have a sample or documentation reference for
what we need to supply?</div></blockquote><div><br></div><div>Not supplying anything is good. Was just ruling out that as a cause.<br></div><div> </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div text="#000000" bgcolor="#FFFFFF"> I have looked at the online documentation
without seeing a clear list of what is required. We are specifically
looking to use harfbuzz to decipher special case grapheme breaks. <br></div></blockquote><br></div>Can you check with hb-shape command-line tool, to make sure what you expect is what HarfBuzz produces there?<br><div><div><br></div><div>-- </div><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature">behdad<br><a href="http://behdad.org/" target="_blank">http://behdad.org/</a></div></div></div>