Fix buffer fillet generation to avoid extra segments #526
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Signed-off-by: Martin Davis <mtnclimb@gmail.com>
Signed-off-by: Martin Davis <mtnclimb@gmail.com>
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Original report: GEOS 743
Due to numeric precision roundoff, it can happen that for large quadrant segment values an extra segment is generated in the buffer fillet curve. This is most obvious when computing point buffers.
This fixes the fillet algorithm to be insensitive to numeric roundoff.
Signed-off-by: Martin Davis mtnclimb@gmail.com