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NX Nastran DMAP Programmer's Guide - Kxcad.net

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4. Directory tables contain the mapping information as follows:<br />

• RECORD 0 - Header record, indicating.<br />

• Type of data (φ, q, σ, or F).<br />

DRMS1<br />

Data recovery by mode superposition, Phase 1<br />

• Format code (real, real/imaginary or magnitude/phase).<br />

• RECORD 1 - Identification of the columns, providing<br />

• Column numbers of the associated matrix.<br />

• Natural frequencies (f n ).<br />

• RECORD 2 - Identification of the rows, providing<br />

• Type code of points or elements.<br />

• ID number of points or elements.<br />

• Number of components of the point or element retained in the<br />

associated matrix.<br />

• Starting row number of the point or element with reference to the<br />

associated matrix. See the OES, OEF, OUG, and OQG table<br />

descriptions in “+” on page 757.<br />

• Matrix trailer output, indicating the size of the associated matrix.<br />

943

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