View Javadoc
1   package org.djunits.value.storage;
2   
3   /**
4    * Possible ways to store vectors and matrices, e.g. DENSE or SPARSE.
5    * <p>
6    * Copyright (c) 2013-2023 Delft University of Technology, PO Box 5, 2600 AA, Delft, the Netherlands. All rights reserved. <br>
7    * BSD-style license. See <a href="https://djunits.org/docs/license.html">DJUNITS License</a>.
8    * </p>
9    * @author <a href="https://www.tudelft.nl/averbraeck">Alexander Verbraeck</a>
10   * @author <a href="https://www.tudelft.nl/staff/p.knoppers/">Peter Knoppers</a>
11   */
12  public enum StorageType
13  {
14      /**
15       * Dense storage. Use Dense to store small quantities of values, or values where zero is not common, or larger access times
16       * are unacceptable, or memory availability is high.
17       */
18      DENSE,
19  
20      /**
21       * Sparse storage. Use Sparse to store large quantities of values when most are zero and larger access times are acceptable
22       * and memory availability is low. Changing a zero value to a non-zero value is CPU-time-expensive
23       */
24      SPARSE;
25  
26  }