save()

bool MayaFlux::IO::Detail::VDBArchive::save	(	const std::string &	path,
		uint32_t	compression,
		int	level
	)

Write every added grid to one file.

Parameters

path	Destination, already resolved by the caller.
compression	Combination of VDBCompression flags.
level	Deflate level for the ZIP path, ignored otherwise.

Returns

False on failure; call last_error() for detail.

Definition at line 616 of file VDBArchive.cpp.

{
    if (m_state->grids.empty()) {
        m_last_error = "no grids to save";
        return false;
    }
 
    tvdb_file_t out;
    std::memset(&out, 0, sizeof(out));
    out.alloc = make_allocator();
    out.num_grids = m_state->grids.size();
    out.grids = m_state->grids.data();
 
    tvdb_error_t err;
    std::memset(&err, 0, sizeof(err));
 
    const tvdb_status_t st = tvdb_file_save(
        &out, path.c_str(), compression, level, /*use_mmap=*/0, &err);
 
    if (st != TVDB_OK) {
        m_last_error = std::string("save failed: ")
            + (err.message[0] != '\0' ? err.message : "unknown");
        return false;
    }
 
    return true;
}

References m_last_error, m_state, and out.

Referenced by MayaFlux::IO::VDBWriter::write().

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