Mercurial > dive4elements > gnv-client

annotate gnv-artifacts/src/main/java/de/intevation/gnv/math/Interpolation3D.java @ 1115:f953c9a559d8

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Added license file and license headers. gnv-artifacts/trunk@1260 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Tue, 02 Nov 2010 17:46:55 +0000
parents 43f3c0cd60f2
children
rev   line source
1115
f953c9a559d8 Added license file and license headers.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 837
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1 /*
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2 * Copyright (c) 2010 by Intevation GmbH
f953c9a559d8 Added license file and license headers.
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3 *
f953c9a559d8 Added license file and license headers.
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4 * This program is free software under the LGPL (>=v2.1)
f953c9a559d8 Added license file and license headers.
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5 * Read the file LGPL.txt coming with the software for details
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6 * or visit http://www.gnu.org/licenses/ if it does not exist.
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7 */
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8
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9 package de.intevation.gnv.math;
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10
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11 import com.vividsolutions.jts.geom.Coordinate;
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12 import com.vividsolutions.jts.geom.Envelope;
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13
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14 import com.vividsolutions.jts.index.strtree.STRtree;
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15
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16 import java.awt.Dimension;
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17
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18 import java.io.Serializable;
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19
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20 import java.util.Arrays;
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21 import java.util.List;
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22
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23 import org.apache.log4j.Logger;
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24
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25 /**
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26 * Interpolates parameter values along a given line string from surface
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27 * to the sea ground to generate "Profilschnitte".
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28 *
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29 * @author <a href="mailto:sascha.teichmann@intevation.de">Sascha L. Teichmann</a>
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30 */
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31 public class Interpolation3D
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32 implements Serializable
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33 {
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34 private static Logger log = Logger.getLogger(Interpolation3D.class);
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35
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36 /**
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37 * The default width of the interpolation: {@value}
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38 */
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39 public static final int DEFAULT_WIDTH = 1024;
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40
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41 /**
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42 * The default height of the interpolation: {@value}
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43 */
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44 public static final int DEFAULT_HEIGHT = 768;
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45
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46 /**
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47 * Epsilon for numerical stability.
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48 */
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49 public static final double EPS = 1e-6d;
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50
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51 /**
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52 * The width of the interpolation.
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53 */
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54 protected int width;
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55
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56 /**
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57 * The height of the interpolation.
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58 */
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59 protected int height;
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60
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61 /**
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62 * The cell width of the interpolation in world units.
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63 */
521
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64 protected double cellWidth;
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65
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66 /**
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67 * The cell height of the interpolation in world units.
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68 */
521
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69 protected double cellHeight;
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70
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71 /**
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72 * The coordinates of the interpolation.
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73 */
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74 protected Coordinate[] coordinates;
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75
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76 /**
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77 * The generated raster.
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78 */
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79 protected double [] raster;
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80
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81 /**
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82 * The sea ground depth along the line string.
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83 */
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84 protected double [] depths;
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85
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86 /**
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87 * Default constructor.
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88 */
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89 public Interpolation3D() {
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90 this(DEFAULT_WIDTH, DEFAULT_HEIGHT);
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91 }
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92
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93 /**
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94 * Constructor to create a Interpolation3D with a given size.
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95 * @param size The size of the interpolation.
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96 */
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97 public Interpolation3D(Dimension size) {
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98 this(size.width, size.height);
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99 }
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100
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101 /**
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102 * Constructor to create a Interpolation3D with a given size.
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103 * @param width The width of the interpolation.
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104 * @param height the height of the interpolation.
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105 */
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106 public Interpolation3D(int width, int height) {
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107 this.width = width;
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108 this.height = height;
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109 }
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110
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111 /**
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112 * Returns the raster height of the interpolation.
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113 * @return The raster height of the interpolation.
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114 */
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115 public int getHeight() {
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116 return height;
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117 }
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118
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119 /**
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120 * Returns the raster width of the interpolation.
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121 * @return The raster width of the interpolation.
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122 */
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123 public int getWidth() {
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124 return width;
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parents:
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125 }
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parents:
diff changeset
126
808
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127 /**
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128 * Returns the cell width of the interpolation in world units.
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129 * @return The cell width of the interpolation in world units.
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parents: 798
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130 */
521
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131 public double getCellWidth() {
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132 return cellWidth;
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parents: 519
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133 }
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diff changeset
134
808
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135 /**
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136 * Returns the cell height of the interpolation in world units.
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137 * @return The cell height of the interpolation in world units.
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parents: 798
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138 */
521
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139 public double getCellHeight() {
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140 return cellHeight;
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parents: 519
diff changeset
141 }
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142
808
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143 /**
837
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144 * Returns the coordinates used for the interpolation.
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145 * @return the coordinates used for the interpolation.
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146 */
43f3c0cd60f2 First implementation of an odv export of a 'Profilschnitt' (issue217).
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147 public Coordinate[] getCoordinates() {
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148 return coordinates;
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149 }
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150
43f3c0cd60f2 First implementation of an odv export of a 'Profilschnitt' (issue217).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 808
diff changeset
151 /**
808
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152 * Returns the generated raster.
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153 * @return The generated raster.
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parents: 798
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154 */
434
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
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parents:
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155 public double [] getRaster() {
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parents:
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156 return raster;
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parents:
diff changeset
157 }
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parents:
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158
808
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diff changeset
159 /**
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160 * Returns the depths along the line string path.
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parents: 798
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161 * @return The depth along the line string path.
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 798
diff changeset
162 */
434
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
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parents:
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163 public double [] getDepths() {
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parents:
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164 return depths;
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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165 }
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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166
808
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diff changeset
167 /**
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parents: 798
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168 * Returns the deepest depth along the line string path.
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169 * @return The deepest depth along the line string path.
2e951160c43d Finished the javadoc of the math package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 798
diff changeset
170 */
445
f42ed4f10b79 Fixed some bugs and create "Profilschnitt" polygons via configuration.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 434
diff changeset
171 public double getMaxDepth() {
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parents: 434
diff changeset
172 double maxDepth = Double.MAX_VALUE;
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 434
diff changeset
173 for (int i = depths!=null?depths.length-1:0; i >= 0; --i) {
446
f5a041000357 Connected vertical cross section with chart generation.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 445
diff changeset
174 double d = depths[i];
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 445
diff changeset
175 if (!Double.isNaN(d) && d < maxDepth) {
f5a041000357 Connected vertical cross section with chart generation.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 445
diff changeset
176 maxDepth = d;
445
f42ed4f10b79 Fixed some bugs and create "Profilschnitt" polygons via configuration.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 434
diff changeset
177 }
f42ed4f10b79 Fixed some bugs and create "Profilschnitt" polygons via configuration.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 434
diff changeset
178 }
f42ed4f10b79 Fixed some bugs and create "Profilschnitt" polygons via configuration.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 434
diff changeset
179 return maxDepth;
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parents: 434
diff changeset
180 }
f42ed4f10b79 Fixed some bugs and create "Profilschnitt" polygons via configuration.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 434
diff changeset
181
808
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diff changeset
182 /**
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parents: 798
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183 * Interpolates parameters along a given line string path from the surface
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 798
diff changeset
184 * to the sea ground.
2e951160c43d Finished the javadoc of the math package.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 798
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185 * @param path The line string path.
2e951160c43d Finished the javadoc of the math package.
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parents: 798
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186 * @param points The sample points.
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parents: 798
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187 * @param from Start point in scalar terms of the line string.
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parents: 798
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188 * @param to End point in scalar terms of the line string.
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 798
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189 * @param metrics The used metric.
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 798
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190 * @param xyDepth The callback to query the depth at a given point.
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 798
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191 * @return true if the interpolation succeeds, else false.
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 798
diff changeset
192 */
434
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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193 public boolean interpolate(
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
194 List<? extends Coordinate> path,
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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195 List<? extends XYColumn> points,
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
196 double from,
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
197 double to,
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
198 Metrics metrics,
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
199 XYDepth xyDepth
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
200 ) {
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
201 boolean debug = log.isDebugEnabled();
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
202
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
203 int N = path.size();
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
204 int M = points.size();
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
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parents:
diff changeset
205
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
206 if (debug) {
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
207 log.debug("Size of path: " + N);
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
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parents:
diff changeset
208 log.debug("Size of points: " + M);
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
209 }
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
210
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
211 if (M < 1 || N < 2) { // nothing to do
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
212 return false;
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
213 }
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
214
518
464e03bf786b Try to cull points from set of input points when generating "Profilschnitte".
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 515
diff changeset
215 List<GridCell> cells = GridCell.pointsToGridCells(
528
44415ae01ddb Fixed issue gnv/issue159
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 521
diff changeset
216 points, Interpolation2D.relevantArea(path, points));
434
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
217
515
234d9892e497 Fixed "Profilschnitte" for gnv/issue153.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 453
diff changeset
218 if (cells.isEmpty()) {
234d9892e497 Fixed "Profilschnitte" for gnv/issue153.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 453
diff changeset
219 log.warn("no cells found");
234d9892e497 Fixed "Profilschnitte" for gnv/issue153.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 453
diff changeset
220 return false;
434
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
221 }
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
222
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
223 // put into spatial index to speed up finding neighbors.
515
234d9892e497 Fixed "Profilschnitte" for gnv/issue153.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 453
diff changeset
224 STRtree spatialIndex = new STRtree();
434
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
225
515
234d9892e497 Fixed "Profilschnitte" for gnv/issue153.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 453
diff changeset
226 for (GridCell cell: cells) {
234d9892e497 Fixed "Profilschnitte" for gnv/issue153.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 453
diff changeset
227 spatialIndex.insert(cell.getEnvelope(), cell);
434
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
228 }
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
229
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
230 LinearToMap linearToMap = new LinearToMap(
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
231 path, from, to, metrics);
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
232
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
233 double [] depths = new double[width];
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
234 Arrays.fill(depths, Double.NaN);
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
235
837
43f3c0cd60f2 First implementation of an odv export of a 'Profilschnitt' (issue217).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 808
diff changeset
236 Coordinate[] coordinates = new Coordinate[width];
43f3c0cd60f2 First implementation of an odv export of a 'Profilschnitt' (issue217).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 808
diff changeset
237
434
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
238 double cellWidth = (to - from)/width;
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
239
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
240 double maxDepth = Double.MAX_VALUE;
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
241
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
242 int i = 0;
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
243 Coordinate center = new Coordinate();
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
244 for (double p = cellWidth*0.5; i < depths.length; ++i, p += cellWidth) {
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
245 if (linearToMap.locate(p, center)) {
837
43f3c0cd60f2 First implementation of an odv export of a 'Profilschnitt' (issue217).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 808
diff changeset
246 coordinates[i] = (Coordinate) center.clone();
434
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
247 double depth = xyDepth.depth(center);
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
248 depths[i] = depth;
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
249 if (depth < maxDepth) {
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
250 maxDepth = depth;
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
251 }
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
252 }
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
253 }
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
254
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
255 if (maxDepth == Double.MAX_VALUE) {
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
256 log.warn("no depth found -> no interpolation");
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
257 return false;
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
258 }
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
259
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
260 double cellHeight = Math.abs(maxDepth)/height;
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
261
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
262 if (debug) {
445
f42ed4f10b79 Fixed some bugs and create "Profilschnitt" polygons via configuration.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 434
diff changeset
263 log.debug("max depth found: " + maxDepth);
434
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
264 log.debug("cell size: " + cellWidth + " x " + cellHeight);
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
265 }
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
266
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
267 double [] raster = new double[width*height];
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
268 Arrays.fill(raster, Double.NaN);
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
269
515
234d9892e497 Fixed "Profilschnitte" for gnv/issue153.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 453
diff changeset
270 Envelope queryBuffer = new Envelope();
234d9892e497 Fixed "Profilschnitte" for gnv/issue153.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 453
diff changeset
271 GridCell.CellFinder finder = new GridCell.CellFinder();
434
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
272
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
273 i = 0;
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
274 for (double p = cellWidth*0.5; i < depths.length; ++i, p += cellWidth) {
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
275 double depth = depths[i];
521
1bf058f1a2d1 Generate seabed polygon to "Profilschnitte".
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 519
diff changeset
276 if (Double.isNaN(depth) || depth >= 0d) {
434
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
277 continue;
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
278 }
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
279 linearToMap.locate(p, center);
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
280
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
281 queryBuffer.init(
778
9a828e5a2390 Removed trailing whitespace
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 528
diff changeset
282 center.x - EPS, center.x + EPS,
515
234d9892e497 Fixed "Profilschnitte" for gnv/issue153.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 453
diff changeset
283 center.y - EPS, center.y + EPS);
434
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
284
515
234d9892e497 Fixed "Profilschnitte" for gnv/issue153.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 453
diff changeset
285 finder.prepare(center);
234d9892e497 Fixed "Profilschnitte" for gnv/issue153.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 453
diff changeset
286 spatialIndex.query(queryBuffer, finder);
434
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
287
515
234d9892e497 Fixed "Profilschnitte" for gnv/issue153.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 453
diff changeset
288 GridCell found = finder.found;
234d9892e497 Fixed "Profilschnitte" for gnv/issue153.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 453
diff changeset
289
234d9892e497 Fixed "Profilschnitte" for gnv/issue153.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 453
diff changeset
290 if (found == null) {
234d9892e497 Fixed "Profilschnitte" for gnv/issue153.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 453
diff changeset
291 continue;
434
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
292 }
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
293
515
234d9892e497 Fixed "Profilschnitte" for gnv/issue153.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 453
diff changeset
294 XYColumn n0 = (XYColumn)found.p1;
234d9892e497 Fixed "Profilschnitte" for gnv/issue153.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 453
diff changeset
295 XYColumn n1 = (XYColumn)found.p2;
234d9892e497 Fixed "Profilschnitte" for gnv/issue153.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 453
diff changeset
296 XYColumn n2 = (XYColumn)found.p3;
234d9892e497 Fixed "Profilschnitte" for gnv/issue153.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 453
diff changeset
297 XYColumn n3 = (XYColumn)found.p4;
434
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
298
515
234d9892e497 Fixed "Profilschnitte" for gnv/issue153.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 453
diff changeset
299 if (n0.prepare(xyDepth)
234d9892e497 Fixed "Profilschnitte" for gnv/issue153.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 453
diff changeset
300 && n1.prepare(xyDepth)
234d9892e497 Fixed "Profilschnitte" for gnv/issue153.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 453
diff changeset
301 && n2.prepare(xyDepth)
234d9892e497 Fixed "Profilschnitte" for gnv/issue153.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 453
diff changeset
302 && n3.prepare(xyDepth)
434
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
303 ) {
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
304 double y1 = Interpolation2D.interpolate(
515
234d9892e497 Fixed "Profilschnitte" for gnv/issue153.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 453
diff changeset
305 n0.x, n0.y,
234d9892e497 Fixed "Profilschnitte" for gnv/issue153.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 453
diff changeset
306 n1.x, n1.y,
434
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
307 center.x);
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
308 double y2 = Interpolation2D.interpolate(
515
234d9892e497 Fixed "Profilschnitte" for gnv/issue153.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 453
diff changeset
309 n2.x, n2.y,
234d9892e497 Fixed "Profilschnitte" for gnv/issue153.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 453
diff changeset
310 n3.x, n3.y,
434
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
311 center.x);
521
1bf058f1a2d1 Generate seabed polygon to "Profilschnitte".
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 519
diff changeset
312 double z = -cellHeight*0.5;
1bf058f1a2d1 Generate seabed polygon to "Profilschnitte".
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 519
diff changeset
313 for (int j = i;
453
537e663d6c0c vertical cross section: Fixed problem with running to max depth on every column in interpolation.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 446
diff changeset
314 j < raster.length && z >= depth;
537e663d6c0c vertical cross section: Fixed problem with running to max depth on every column in interpolation.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 446
diff changeset
315 z -= cellHeight, j += width) {
434
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
316
515
234d9892e497 Fixed "Profilschnitte" for gnv/issue153.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 453
diff changeset
317 double v0 = n0.value(z);
234d9892e497 Fixed "Profilschnitte" for gnv/issue153.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 453
diff changeset
318 double v1 = n1.value(z);
234d9892e497 Fixed "Profilschnitte" for gnv/issue153.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 453
diff changeset
319 double v2 = n2.value(z);
234d9892e497 Fixed "Profilschnitte" for gnv/issue153.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 453
diff changeset
320 double v3 = n3.value(z);
434
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
321
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
322 double z1 = Interpolation2D.interpolate(
515
234d9892e497 Fixed "Profilschnitte" for gnv/issue153.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 453
diff changeset
323 n0.x, v0,
234d9892e497 Fixed "Profilschnitte" for gnv/issue153.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 453
diff changeset
324 n1.x, v1,
434
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
325 center.x);
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
326 double z2 = Interpolation2D.interpolate(
515
234d9892e497 Fixed "Profilschnitte" for gnv/issue153.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 453
diff changeset
327 n2.x, v2,
234d9892e497 Fixed "Profilschnitte" for gnv/issue153.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 453
diff changeset
328 n3.x, v3,
434
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
329 center.x);
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
330 double value = Interpolation2D.interpolate(
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
331 y1, z1,
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
332 y2, z2,
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
333 center.y);
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
334 raster[j] = value;
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
335 }
778
9a828e5a2390 Removed trailing whitespace
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 528
diff changeset
336 // XXX: Adjusted depth to create no gap
521
1bf058f1a2d1 Generate seabed polygon to "Profilschnitte".
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 519
diff changeset
337 // between last value and ground.
778
9a828e5a2390 Removed trailing whitespace
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 528
diff changeset
338 depths[i] = z+0.5d*cellHeight;
434
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
339 } // down the x/y column
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
340 } // all along the track
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
341
837
43f3c0cd60f2 First implementation of an odv export of a 'Profilschnitt' (issue217).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 808
diff changeset
342 this.coordinates = coordinates;
43f3c0cd60f2 First implementation of an odv export of a 'Profilschnitt' (issue217).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 808
diff changeset
343 this.depths = depths;
43f3c0cd60f2 First implementation of an odv export of a 'Profilschnitt' (issue217).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 808
diff changeset
344 this.raster = raster;
43f3c0cd60f2 First implementation of an odv export of a 'Profilschnitt' (issue217).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 808
diff changeset
345 this.cellWidth = cellWidth;
43f3c0cd60f2 First implementation of an odv export of a 'Profilschnitt' (issue217).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 808
diff changeset
346 this.cellHeight = cellHeight;
434
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
347
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
348 return true;
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
349 }
0eed5749fd63 Implemented the raster interpolation for the 'Profilschnitt'.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
350 }
798
6cff63d0c434 Fixed vim modeline. Added some Javadoc.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 780
diff changeset
351 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org