Hi Robert, I've made a change to osgDB::OutputStream::writeArrayImplementation so that it writes the array data in a single write operation for binary files. This significantly speeds up writing out osgb files for large data sets (e.g. point clouds). osgDB::InputStream already performs a similar optimization when reading array data from binary files. I've attache the modified file.
Cheers, Farshid
<<attachment: OutputStream.zip>>
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