Mercurial > dive4elements > river
annotate artifacts/src/main/java/org/dive4elements/river/exports/fixings/FixATWriter.java @ 9801:1d7a72a50183 3.2.x tip
Assume Compose V2, consistently
author | Tom Gottfried <tom@intevation.de> |
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date | Thu, 23 Nov 2023 10:14:13 +0100 |
parents | 0a5239a1e46e |
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rev | line source |
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1 /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde |
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2 * Software engineering by Intevation GmbH |
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3 * |
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4 * This file is Free Software under the GNU AGPL (>=v3) |
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5 * and comes with ABSOLUTELY NO WARRANTY! Check out the |
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6 * documentation coming with Dive4Elements River for details. |
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7 */ |
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8 |
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9 package org.dive4elements.river.exports.fixings; |
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10 |
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11 import org.dive4elements.artifacts.CallMeta; |
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12 |
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13 import org.dive4elements.river.artifacts.math.fitting.Function; |
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14 |
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15 import org.dive4elements.river.artifacts.model.Parameters; |
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16 |
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17 import org.dive4elements.river.artifacts.resources.Resources; |
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18 |
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19 import org.dive4elements.river.exports.ATWriter; |
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20 |
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21 import org.dive4elements.river.model.Gauge; |
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22 import org.dive4elements.river.model.River; |
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23 |
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24 import java.io.IOException; |
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25 import java.io.PrintWriter; |
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26 import java.io.Writer; |
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27 |
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28 import java.util.Locale; |
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29 import java.util.Arrays; |
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30 |
9726 | 31 import org.apache.logging.log4j.Logger; |
32 import org.apache.logging.log4j.LogManager; | |
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33 |
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34 /** Export Fixation Analysis Results to AT. */ |
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35 public class FixATWriter |
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36 { |
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sed src/**/*.java 's/logger/log/g'
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37 /** Private log. */ |
9726 | 38 private static Logger log = LogManager.getLogger(FixATWriter.class); |
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39 |
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40 public static final String I18N_HEADER_KEY = |
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41 "fix.export.at.header"; |
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42 |
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43 public static final String I18N_GAUGE_HEADER_KEY = |
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44 "fix.export.at.gauge.header"; |
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45 |
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46 public static final String I18N_HEADER_DEFAULT = |
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47 "Exported fixings discharge curve for {0} {0}-km: {1}"; |
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48 |
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49 public static final String I18N_GAUGE_HEADER_DEFAULT = |
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50 "Exported fixings discharge curve for {0}, gauge: {1} datum[{3}] = {2}"; |
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51 |
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52 public static final String [] Q_MAX_COLUMN = new String [] { "max_q" }; |
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53 |
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54 private static final int MAX_ITERATIONS = 10000; |
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55 private static final double EPSILON = 1e-8; |
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56 private static final double MIN_Q = 1e-4; |
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57 |
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58 protected Function function; |
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59 protected Parameters parameters; |
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60 |
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61 public FixATWriter() { |
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62 } |
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63 |
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64 public FixATWriter(Function function, Parameters parameters) { |
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65 this.function = function; |
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66 this.parameters = parameters; |
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67 } |
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68 |
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69 public void write( |
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70 Writer writer, |
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71 CallMeta meta, |
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72 River river, |
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73 double km |
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74 ) |
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75 throws IOException { |
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76 PrintWriter out = new PrintWriter(writer); |
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77 |
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78 int subtractPNP = 0; |
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79 // Special case handling for at's at gauges |
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80 Gauge gauge = river.determineGaugeAtStation(km); |
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81 if (gauge != null) { |
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82 printGaugeHeader(out, meta, river, gauge); |
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83 subtractPNP = (int)Math.round(gauge.getDatum().doubleValue() * 100); |
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84 } else { |
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85 printHeader(out, meta, river.getName(), km); |
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86 } |
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87 |
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88 double [] coeffs = parameters.interpolate( |
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89 "km", km, function.getParameterNames()); |
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90 |
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91 double [] qMax = parameters.interpolate( |
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92 "km", km, Q_MAX_COLUMN); |
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93 |
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94 if (coeffs == null || qMax == null) { |
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95 log.debug("No data found at km " + km + "."); |
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96 return; |
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97 } |
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98 |
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99 org.dive4elements.river.artifacts.math.Function funcInst = |
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100 function.instantiate(coeffs); |
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101 |
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102 // Increase Q max about 5%. |
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103 qMax[0] += Math.abs(qMax[0])*0.05; |
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104 |
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105 double wMax = funcInst.value(qMax[0]); |
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106 |
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107 if (Double.isNaN(wMax) || wMax < 0d) { |
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108 log.debug("function '" + function.getName() + |
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109 "' eval failed at " + wMax); |
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110 return; |
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111 } |
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112 |
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113 Function inverse = function.getInverse(); |
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114 |
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115 org.dive4elements.river.artifacts.math.Function invInst = |
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116 inverse.instantiate(coeffs); |
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117 |
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118 double wMin = minW(invInst, wMax, qMax[0]); |
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119 |
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120 double wMinCM = wMin * 100d - subtractPNP; |
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121 double wMaxCM = wMax * 100d; |
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122 |
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123 if ((wMinCM - (int)wMinCM) > 0d) { |
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124 wMinCM = (int)wMinCM + 1d; |
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125 } |
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126 |
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127 int wRow = ((int)wMinCM / 10) * 10; |
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128 |
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129 double w = (wMinCM + subtractPNP) / 100.0; |
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130 |
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131 int wcm = ((int)wMinCM) % 10; |
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132 |
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133 if (log.isDebugEnabled()) { |
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134 log.debug("km: " + km); |
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135 log.debug("wMinCM: " + wMinCM); |
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136 log.debug("wMaxCM: " + wMaxCM); |
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137 log.debug("wcm: " + wcm); |
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138 log.debug("subtractPNP: " + subtractPNP); |
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139 log.debug("coeffs: " + Arrays.toString(coeffs)); |
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140 log.debug("function description: " + inverse.getDescription()); |
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141 } |
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142 |
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143 out.printf(Locale.US, "%8d", wRow); |
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144 |
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145 for (int i = 0; i < wcm; i++) { |
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146 out.print(ATWriter.EMPTY); |
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147 } |
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148 |
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149 for (;;) { |
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150 while (wcm++ < 10) { |
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151 if (w > wMax) { |
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152 break; |
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153 } |
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154 double q = invInst.value(w); |
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155 if (Double.isNaN(w)) { |
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156 out.print(ATWriter.EMPTY); |
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157 } |
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158 else { |
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159 ATWriter.printQ(out, q); |
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160 } |
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161 w += 0.01d; |
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162 } |
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163 out.println(); |
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164 if (w > wMax) { |
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165 break; |
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166 } |
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167 out.printf(Locale.US, "%8d", (wRow += 10)); |
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168 wcm = 0; |
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169 } |
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170 |
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171 out.flush(); |
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172 } |
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173 |
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174 protected void printHeader( |
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175 PrintWriter out, |
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176 CallMeta meta, |
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177 String river, |
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178 double km |
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179 ) { |
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180 out.println("*" + Resources.format( |
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181 meta, |
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182 I18N_HEADER_KEY, |
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183 I18N_HEADER_DEFAULT, |
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184 river, km)); |
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185 } |
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186 |
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187 protected void printGaugeHeader( |
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188 PrintWriter out, |
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189 CallMeta meta, |
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190 River river, |
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191 Gauge gauge |
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192 ) { |
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193 out.println("*" + Resources.format( |
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194 meta, |
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195 I18N_GAUGE_HEADER_KEY, |
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196 I18N_GAUGE_HEADER_DEFAULT, |
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197 new Object[] { river.getName(), gauge.getName(), |
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198 gauge.getDatum(), river.getWstUnit().getName() })); |
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199 } |
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200 |
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201 private static double minW( |
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202 org.dive4elements.river.artifacts.math.Function function, |
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203 double maxW, |
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204 double maxQ |
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205 ) { |
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206 double stepWidth = 10d; |
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207 |
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208 double lastW = maxW; |
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209 double lastQ = maxQ; |
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210 |
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211 for (int i = 0; i < MAX_ITERATIONS; ++i) { |
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212 double w = lastW - stepWidth; |
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213 |
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214 if (w <= 0) { |
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215 return 0; |
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216 } |
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217 |
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218 double q = function.value(w); |
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219 |
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220 if (Double.isNaN(q) || q > lastQ || q < MIN_Q) { |
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221 if (stepWidth < EPSILON) { |
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222 break; |
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223 } |
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224 stepWidth *= 0.5d; |
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225 continue; |
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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226 } |
1dc904370a64
Fixed issue687: Rewrote AT export in FixA
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3220
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227 |
1dc904370a64
Fixed issue687: Rewrote AT export in FixA
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3220
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228 lastW = w; |
1dc904370a64
Fixed issue687: Rewrote AT export in FixA
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3220
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229 lastQ = q; |
1dc904370a64
Fixed issue687: Rewrote AT export in FixA
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3220
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230 } |
1dc904370a64
Fixed issue687: Rewrote AT export in FixA
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3220
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231 |
1dc904370a64
Fixed issue687: Rewrote AT export in FixA
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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232 return lastW; |
1dc904370a64
Fixed issue687: Rewrote AT export in FixA
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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233 } |
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0c8a6145098b
FixA: Added AT writer for fitted functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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234 } |
0c8a6145098b
FixA: Added AT writer for fitted functions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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235 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |