Mercurial > dive4elements > gnv-client
comparison gnv-artifacts/src/main/java/de/intevation/gnv/math/L1Comparator.java @ 807:a645bd23c1c8
Added more javadoc. Removed trailing whitespace.
gnv-artifacts/trunk@889 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Sascha L. Teichmann <sascha.teichmann@intevation.de> |
|---|---|
| date | Thu, 08 Apr 2010 15:24:45 +0000 |
| parents | bb7afd783321 |
| children | f953c9a559d8 |
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| 806:2cea76f1112e | 807:a645bd23c1c8 |
|---|---|
| 3 import com.vividsolutions.jts.geom.Coordinate; | 3 import com.vividsolutions.jts.geom.Coordinate; |
| 4 | 4 |
| 5 import java.util.Comparator; | 5 import java.util.Comparator; |
| 6 | 6 |
| 7 /** | 7 /** |
| 8 * Compares two coordinates a and b by their L1(Matnhattan) distance | 8 * Compares two coordinates a and b by their L1(Manhattan) distance |
| 9 * relative to a reference point r. | 9 * relative to a reference point r. |
| 10 * da = L1(a, r)<br> | 10 * da = L1(a, r)<br> |
| 11 * db = L1(b, r)<br> | 11 * db = L1(b, r)<br> |
| 12 * -1 if da < db, +1 if da > db, 0 else. | 12 * -1 if da < db, +1 if da > db, 0 else. |
| 13 * @author <a href="mailto:sascha.teichmann@intevation.de">Sascha L. Teichmann</a> | 13 * @author <a href="mailto:sascha.teichmann@intevation.de">Sascha L. Teichmann</a> |