Mercurial > dive4elements > gnv-client
annotate gnv-artifacts/src/main/java/de/intevation/gnv/math/LinearMetrics.java @ 592:3c939c95c477
Removed accidental checkin of Test-Shapefiles
gnv-artifacts/trunk@647 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Tim Englich <tim.englich@intevation.de> |
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date | Fri, 29 Jan 2010 13:28:28 +0000 |
parents | aec85d00d82c |
children | 6cff63d0c434 |
rev | line source |
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360
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Added mapping from linear diagram space to 2D map coordinates.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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1 package de.intevation.gnv.math; |
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Added mapping from linear diagram space to 2D map coordinates.
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parents:
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2 |
361
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Added code to do 2D interpolations along a digitied track on the map.
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3 import com.vividsolutions.jts.geom.Coordinate; |
360
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4 |
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Added mapping from linear diagram space to 2D map coordinates.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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5 /** |
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parents:
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6 * @author Sascha L. Teichmann |
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parents:
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7 */ |
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Added mapping from linear diagram space to 2D map coordinates.
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parents:
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8 public final class LinearMetrics |
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Added mapping from linear diagram space to 2D map coordinates.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
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9 implements Metrics |
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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10 { |
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Added mapping from linear diagram space to 2D map coordinates.
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parents:
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11 public static final Metrics INSTANCE = |
ee760729f6b8
Added mapping from linear diagram space to 2D map coordinates.
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parents:
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12 new LinearMetrics(); |
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Added mapping from linear diagram space to 2D map coordinates.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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13 |
ee760729f6b8
Added mapping from linear diagram space to 2D map coordinates.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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14 public static final class LinearInterpolator |
ee760729f6b8
Added mapping from linear diagram space to 2D map coordinates.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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15 implements Interpolator |
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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16 { |
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parents:
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17 private double mx; |
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18 private double bx; |
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19 private double my; |
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parents:
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20 private double by; |
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parents:
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21 |
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Added code to do 2D interpolations along a digitied track on the map.
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parents:
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22 public LinearInterpolator(Coordinate p1, Coordinate p2) { |
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parents:
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23 |
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Added mapping from linear diagram space to 2D map coordinates.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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24 /* |
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parents:
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25 I) p1.x = 0*m + bx |
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Added mapping from linear diagram space to 2D map coordinates.
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parents:
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26 II) p2.x = 1*m + bx |
ee760729f6b8
Added mapping from linear diagram space to 2D map coordinates.
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parents:
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27 |
ee760729f6b8
Added mapping from linear diagram space to 2D map coordinates.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
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28 bx = p1.x |
ee760729f6b8
Added mapping from linear diagram space to 2D map coordinates.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
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29 |
ee760729f6b8
Added mapping from linear diagram space to 2D map coordinates.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
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30 p2.x = m + p1.x |
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Added mapping from linear diagram space to 2D map coordinates.
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parents:
diff
changeset
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31 |
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Added mapping from linear diagram space to 2D map coordinates.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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32 mx = p2.x - p1.x |
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Added mapping from linear diagram space to 2D map coordinates.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
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33 */ |
ee760729f6b8
Added mapping from linear diagram space to 2D map coordinates.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
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34 |
361
aec85d00d82c
Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
360
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35 bx = p1.x; |
aec85d00d82c
Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
360
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36 mx = p2.x - bx; |
360
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Added mapping from linear diagram space to 2D map coordinates.
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parents:
diff
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37 |
361
aec85d00d82c
Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
360
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38 by = p1.y; |
aec85d00d82c
Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
360
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39 my = p2.y - by; |
360
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Added mapping from linear diagram space to 2D map coordinates.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
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40 } |
ee760729f6b8
Added mapping from linear diagram space to 2D map coordinates.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
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41 |
361
aec85d00d82c
Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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42 public void interpolate(double t, Coordinate v) { |
aec85d00d82c
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parents:
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43 v.x = t*mx + bx; |
aec85d00d82c
Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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44 v.y = t*my + by; |
360
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
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45 } |
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Added mapping from linear diagram space to 2D map coordinates.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
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46 } // class LinearInterpolator |
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
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47 |
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Added mapping from linear diagram space to 2D map coordinates.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
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48 private LinearMetrics() { |
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Added mapping from linear diagram space to 2D map coordinates.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
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49 } |
ee760729f6b8
Added mapping from linear diagram space to 2D map coordinates.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
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50 |
361
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Added code to do 2D interpolations along a digitied track on the map.
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parents:
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51 public double distance(Coordinate p1, Coordinate p2) { |
360
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Added mapping from linear diagram space to 2D map coordinates.
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parents:
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52 return p1.distance(p2); |
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parents:
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53 } |
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Added mapping from linear diagram space to 2D map coordinates.
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parents:
diff
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54 |
361
aec85d00d82c
Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
360
diff
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55 public Interpolator getInterpolator(Coordinate p1, Coordinate p2) { |
360
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parents:
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56 return new LinearInterpolator(p1, p2); |
ee760729f6b8
Added mapping from linear diagram space to 2D map coordinates.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
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57 } |
ee760729f6b8
Added mapping from linear diagram space to 2D map coordinates.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
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58 } |
ee760729f6b8
Added mapping from linear diagram space to 2D map coordinates.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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59 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8: |