Mercurial > dive4elements > gnv-client

annotate gnv-artifacts/src/main/java/de/intevation/gnv/math/Interpolation2D.java @ 505:7ff916744f40

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Solved issue152. Time intervals of timeseries axis are defined by JFreeChart automatically. gnv-artifacts/trunk@588 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Wed, 20 Jan 2010 17:54:48 +0000
parents 70adafe2b9d5
children d9d933e06875
rev   line source
361
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1 package de.intevation.gnv.math;
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
2
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
3 import com.vividsolutions.jts.geom.Coordinate;
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
4 import com.vividsolutions.jts.geom.Envelope;
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
5
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
6 import com.vividsolutions.jts.index.quadtree.Quadtree;
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
7
501
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
8 import gnu.trove.TDoubleArrayList;
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
9
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
10 import java.util.ArrayList;
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
11 import java.util.Collections;
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
12 import java.util.HashMap;
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
13 import java.util.List;
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
14
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
15 import org.apache.commons.math.stat.descriptive.moment.Mean;
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
16 import org.apache.commons.math.stat.descriptive.moment.StandardDeviation;
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
17
365
f66088a43ecc Added horizontal crossprofile charts to chart pallet. Fixed some bugs before interpolation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 361
diff changeset
18 import org.apache.log4j.Logger;
f66088a43ecc Added horizontal crossprofile charts to chart pallet. Fixed some bugs before interpolation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 361
diff changeset
19
361
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
20 /**
501
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
21 * @author Sascha L. Teichmann (sascha.teichmann@intevation.de)
361
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
22 */
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
23 public final class Interpolation2D
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
24 {
365
f66088a43ecc Added horizontal crossprofile charts to chart pallet. Fixed some bugs before interpolation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 361
diff changeset
25 private static Logger log = Logger.getLogger(Interpolation2D.class);
f66088a43ecc Added horizontal crossprofile charts to chart pallet. Fixed some bugs before interpolation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 361
diff changeset
26
361
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
27 public interface Consumer {
416
04a242c67fe6 Added support of gap detection in horizontalcrossprofile charts.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 366
diff changeset
28 void interpolated(Coordinate point, boolean success);
361
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
29 } // interface Consumer
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
30
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
31 private Interpolation2D() {
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
32 }
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
33
501
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
34 private static final double dist(double a, double b) {
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
35 a -= b;
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
36 return Math.sqrt(a*a);
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
37 }
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
38
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
39 private static final double OUTLIER_EPS = 0.4d;
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
40
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
41 public static final double [] calculateBufferRemoveOutlier(
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
42 List <? extends Point2d> points
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
43 ) {
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
44 HashMap<Integer, ArrayList<Point2d>> iMap =
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
45 new HashMap<Integer, ArrayList<Point2d>>();
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
46
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
47 HashMap<Integer, ArrayList<Point2d>> jMap =
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
48 new HashMap<Integer, ArrayList<Point2d>>();
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
49
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
50 for (int k = points.size()-1; k >= 0; --k) {
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
51 Point2d p = points.get(k);
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
52
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
53 ArrayList<Point2d> jList = jMap.get(p.j);
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
54 ArrayList<Point2d> iList = iMap.get(p.i);
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
55
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
56 if (jList == null) {
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
57 jMap.put(p.j, jList = new ArrayList<Point2d>());
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
58 }
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
59 jList.add(p);
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
60
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
61 if (iList == null) {
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
62 iMap.put(p.i, iList = new ArrayList<Point2d>());
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
63 }
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
64 iList.add(p);
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
65 }
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
66
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
67 TDoubleArrayList deltas = new TDoubleArrayList();
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
68
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
69 Mean mean = new Mean();
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
70 StandardDeviation sd = new StandardDeviation();
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
71
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
72 for (ArrayList<Point2d> v: jMap.values()) {
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
73 Collections.sort(v, Point2d.Y_COMPARATOR);
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
74 for (int i = 1, L = v.size(); i < L; ++i) {
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
75 double dy = Math.abs(v.get(i).y - v.get(i-1).y);
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
76 deltas.add(dy);
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
77 mean.increment(dy);
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
78 sd .increment(dy);
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
79 }
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
80 }
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
81
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
82 deltas.sort();
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
83
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
84 double m = mean.getResult();
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
85 double s = sd .getResult();
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
86 double eps = OUTLIER_EPS*s;
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
87
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
88 int yi = deltas.size() - 1;
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
89 while (yi > 0 && dist(deltas.get(yi), m) > eps) {
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
90 --yi;
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
91 }
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
92
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
93 double dyMax = deltas.get(yi) + 1e-5d;
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
94
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
95 if (log.isDebugEnabled()) {
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
96 log.debug("mean y: " + m);
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
97 log.debug("sigma y: " + s);
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
98 }
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
99
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
100 deltas.reset();
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
101 mean.clear();
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
102 sd .clear();
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
103
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
104 for (ArrayList<Point2d> v: iMap.values()) {
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
105 Collections.sort(v, Point2d.X_COMPARATOR);
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
106 for (int i = 1, L = v.size(); i < L; ++i) {
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
107 double dx = Math.abs(v.get(i).x - v.get(i-1).x);
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
108 deltas.add(dx);
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
109 mean.increment(dx);
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
110 sd .increment(dx);
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
111 }
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
112 }
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
113
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
114 deltas.sort();
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
115
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
116 m = mean.getResult();
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
117 s = sd .getResult();
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
118 eps = OUTLIER_EPS*s;
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
119
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
120 int xi = deltas.size() - 1;
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
121
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
122 while (xi > 0 && dist(deltas.get(xi), m) > eps) {
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
123 --xi;
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
124 }
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
125
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
126 double dxMax = deltas.get(xi) + 1e-5d;
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
127
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
128 if (log.isDebugEnabled()) {
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
129 log.debug("mean y: " + m);
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
130 log.debug("sigma y: " + s);
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
131 }
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
132
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
133 return new double [] { dxMax, dyMax };
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
134 }
70adafe2b9d5 Speed up the "Horizontalschnitte"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 474
diff changeset
135
431
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
136 public static final double [] calculateBuffer(
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
137 List <? extends Point2d> points
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
138 ) {
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
139 HashMap<Integer, ArrayList<Point2d>> iMap =
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
140 new HashMap<Integer, ArrayList<Point2d>>();
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
141
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
142 HashMap<Integer, ArrayList<Point2d>> jMap =
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
143 new HashMap<Integer, ArrayList<Point2d>>();
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
144
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
145 for (int k = points.size()-1; k >= 0; --k) {
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
146 Point2d p = points.get(k);
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
147
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
148 ArrayList<Point2d> jList = jMap.get(p.j);
445
f42ed4f10b79 Fixed some bugs and create "Profilschnitt" polygons via configuration.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 434
diff changeset
149 ArrayList<Point2d> iList = iMap.get(p.i);
431
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
150
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
151 if (jList == null) {
445
f42ed4f10b79 Fixed some bugs and create "Profilschnitt" polygons via configuration.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 434
diff changeset
152 jMap.put(p.j, jList = new ArrayList<Point2d>());
431
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
153 }
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
154 jList.add(p);
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
155
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
156 if (iList == null) {
445
f42ed4f10b79 Fixed some bugs and create "Profilschnitt" polygons via configuration.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 434
diff changeset
157 iMap.put(p.i, iList = new ArrayList<Point2d>());
431
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
158 }
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
159 iList.add(p);
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
160 }
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
161
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
162 double dxMax = -Double.MAX_VALUE;
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
163 double dyMax = -Double.MAX_VALUE;
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
164
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
165 for (ArrayList<Point2d> v: jMap.values()) {
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
166 Collections.sort(v, Point2d.Y_COMPARATOR);
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
167 for (int i = 1, L = v.size(); i < L; ++i) {
445
f42ed4f10b79 Fixed some bugs and create "Profilschnitt" polygons via configuration.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 434
diff changeset
168 double dy = Math.abs(v.get(i).y - v.get(i-1).y);
431
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
169 if (dy > dyMax) {
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
170 dyMax = dy;
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
171 }
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
172 }
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
173 }
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
174
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
175 dyMax += 1e-5d;
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
176
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
177 for (ArrayList<Point2d> v: iMap.values()) {
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
178 Collections.sort(v, Point2d.X_COMPARATOR);
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
179 for (int i = 1, L = v.size(); i < L; ++i) {
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
180 double dx = Math.abs(v.get(i).x - v.get(i-1).x);
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
181 if (dx > dxMax) {
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
182 dxMax = dx;
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
183 }
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
184 }
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
185 }
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
186
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
187 dxMax += 1e-5d;
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
188
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
189 return new double [] { dxMax, dyMax };
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
190 }
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
191
361
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
192 public static void interpolate(
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
193 List<? extends Coordinate> path,
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
194 List<? extends Point2d> points,
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
195 double from,
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
196 double to,
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
197 int steps,
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
198 Metrics metrics,
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
199 Consumer consumer
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
200 ) {
434
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 431
diff changeset
201 boolean debug = log.isDebugEnabled();
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 431
diff changeset
202
361
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
203 int N = path.size();
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
204 int M = points.size();
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
205
434
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 431
diff changeset
206 if (debug) {
416
04a242c67fe6 Added support of gap detection in horizontalcrossprofile charts.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 366
diff changeset
207 log.debug("Size of path: " + N);
04a242c67fe6 Added support of gap detection in horizontalcrossprofile charts.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 366
diff changeset
208 log.debug("Size of points: " + M);
04a242c67fe6 Added support of gap detection in horizontalcrossprofile charts.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 366
diff changeset
209 }
365
f66088a43ecc Added horizontal crossprofile charts to chart pallet. Fixed some bugs before interpolation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 361
diff changeset
210
361
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
211 if (M < 1 || N < 2) { // nothing to do
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
212 return;
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
213 }
365
f66088a43ecc Added horizontal crossprofile charts to chart pallet. Fixed some bugs before interpolation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 361
diff changeset
214
431
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
215 double [] buffer = calculateBuffer(points);
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
216 double dxMax = buffer[0];
422275fc9927 Refactored the XYColumn and Point2d code a bit to be more reusable in 3D.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 416
diff changeset
217 double dyMax = buffer[1];
365
f66088a43ecc Added horizontal crossprofile charts to chart pallet. Fixed some bugs before interpolation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 361
diff changeset
218
434
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 431
diff changeset
219 if (debug) {
416
04a242c67fe6 Added support of gap detection in horizontalcrossprofile charts.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 366
diff changeset
220 log.debug("buffer size: " + dxMax + " / " + dyMax);
04a242c67fe6 Added support of gap detection in horizontalcrossprofile charts.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 366
diff changeset
221 }
361
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
222
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
223 // put into spatial index to speed up finding neighbors.
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
224 Quadtree spatialIndex = new Quadtree();
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
225
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
226 for (int i = 0; i < M; ++i) {
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
227 Point2d p = points.get(i);
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
228 spatialIndex.insert(p.envelope(), p);
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
229 }
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
230
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
231 LinearToMap linearToMap = new LinearToMap(
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
232 path, from, to, metrics);
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
233
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
234 double dP = (to - from)/steps;
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
235
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
236 Coordinate center = new Coordinate();
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
237
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
238 Envelope queryBuffer = new Envelope();
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
239
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
240 Point2d [] neighbors = new Point2d[4];
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
241
365
f66088a43ecc Added horizontal crossprofile charts to chart pallet. Fixed some bugs before interpolation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 361
diff changeset
242 int missedInterpolations = 0;
f66088a43ecc Added horizontal crossprofile charts to chart pallet. Fixed some bugs before interpolation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 361
diff changeset
243 int interpolations = 0;
f66088a43ecc Added horizontal crossprofile charts to chart pallet. Fixed some bugs before interpolation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 361
diff changeset
244
474
ab29e4ff2fda Added area interpolation needed for "Horizontalschnitt"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 445
diff changeset
245 L1Comparator invL1 = new L1Comparator(center);
ab29e4ff2fda Added area interpolation needed for "Horizontalschnitt"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 445
diff changeset
246
365
f66088a43ecc Added horizontal crossprofile charts to chart pallet. Fixed some bugs before interpolation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 361
diff changeset
247 for (double p = from; p <= to; p += dP) {
361
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
248 if (!linearToMap.locate(p, center)) {
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
249 continue;
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
250 }
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
251 queryBuffer.init(
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
252 center.x - dxMax, center.x + dxMax,
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
253 center.y - dyMax, center.y + dyMax);
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
254
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
255 List potential = spatialIndex.query(queryBuffer);
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
256
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
257 Collections.sort(potential, invL1);
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
258
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
259 neighbors[0] = neighbors[1] =
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
260 neighbors[2] = neighbors[3] = null;
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
261
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
262 /* bit code of neighbors
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
263 0---1
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
264 | x |
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
265 2---3
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
266 */
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
267
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
268 int mask = 0;
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
269 // reversed order is essential here!
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
270 for (int i = potential.size()-1; i >= 0; --i) {
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
271 Point2d n = (Point2d)potential.get(i);
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
272 int code = n.x > center.x ? 1 : 0;
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
273 if (n.y > center.y) code |= 2;
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
274 neighbors[code] = n;
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
275 mask |= 1 << code;
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
276 }
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
277
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
278 int numNeighbors = Integer.bitCount(mask);
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
279
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
280 // only interpolate if we have all four neighbors
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
281 // and we do not have any gaps.
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
282 if (numNeighbors == 4
366
086e3af38b96 Fixed index error in i-gap detection in 2D interpolation.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 365
diff changeset
283 && !neighbors[0].hasIGap(neighbors[1])
361
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
284 && !neighbors[1].hasJGap(neighbors[3])
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
285 && !neighbors[3].hasIGap(neighbors[2])
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
286 && !neighbors[2].hasJGap(neighbors[0])
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
287 ) {
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
288 double z1 = interpolate(
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
289 neighbors[0].x, neighbors[0].z,
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
290 neighbors[1].x, neighbors[1].z,
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
291 center.x);
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
292 double z2 = interpolate(
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
293 neighbors[2].x, neighbors[2].z,
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
294 neighbors[3].x, neighbors[3].z,
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
295 center.x);
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
296 double y1 = interpolate(
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
297 neighbors[0].x, neighbors[0].y,
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
298 neighbors[1].x, neighbors[1].y,
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
299 center.x);
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
300 double y2 = interpolate(
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
301 neighbors[2].x, neighbors[2].y,
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
302 neighbors[3].x, neighbors[3].y,
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
303 center.x);
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
304 center.z = interpolate(
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
305 y1, z1,
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
306 y2, z2,
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
307 center.y);
416
04a242c67fe6 Added support of gap detection in horizontalcrossprofile charts.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 366
diff changeset
308 consumer.interpolated(center, true);
365
f66088a43ecc Added horizontal crossprofile charts to chart pallet. Fixed some bugs before interpolation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 361
diff changeset
309 ++interpolations;
f66088a43ecc Added horizontal crossprofile charts to chart pallet. Fixed some bugs before interpolation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 361
diff changeset
310 }
f66088a43ecc Added horizontal crossprofile charts to chart pallet. Fixed some bugs before interpolation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 361
diff changeset
311 else {
416
04a242c67fe6 Added support of gap detection in horizontalcrossprofile charts.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 366
diff changeset
312 consumer.interpolated(center, false);
365
f66088a43ecc Added horizontal crossprofile charts to chart pallet. Fixed some bugs before interpolation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 361
diff changeset
313 ++missedInterpolations;
361
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
314 }
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
315 }
365
f66088a43ecc Added horizontal crossprofile charts to chart pallet. Fixed some bugs before interpolation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 361
diff changeset
316
434
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 431
diff changeset
317 if (debug) {
416
04a242c67fe6 Added support of gap detection in horizontalcrossprofile charts.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 366
diff changeset
318 log.debug("interpolations: " +
04a242c67fe6 Added support of gap detection in horizontalcrossprofile charts.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 366
diff changeset
319 interpolations + " / " + missedInterpolations);
04a242c67fe6 Added support of gap detection in horizontalcrossprofile charts.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 366
diff changeset
320 }
361
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
321 }
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
322
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
323 public static final double interpolate(
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
324 double x1, double y1,
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
325 double x2, double y2,
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
326 double x
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
327 ) {
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
328 if (x2 == x1) {
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
329 return (y1 + y2)*0.5d;
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
330 }
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
331 double m = (y2-y1)/(x2-x1);
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
332 double b = y1 - m*x1;
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
333 return m*x + b;
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
334 }
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
335 }
aec85d00d82c Added code to do 2D interpolations along a digitied track on the map.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
336 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8:
http://dive4elements.wald.intevation.org