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1 | |||
671 | werner | 2 | /******************************************************************************************** |
3 | ** iLand - an individual based forest landscape and disturbance model |
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4 | ** http://iland.boku.ac.at |
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5 | ** Copyright (C) 2009- Werner Rammer, Rupert Seidl |
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6 | ** |
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7 | ** This program is free software: you can redistribute it and/or modify |
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8 | ** it under the terms of the GNU General Public License as published by |
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9 | ** the Free Software Foundation, either version 3 of the License, or |
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10 | ** (at your option) any later version. |
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11 | ** |
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12 | ** This program is distributed in the hope that it will be useful, |
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13 | ** but WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 | ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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15 | ** GNU General Public License for more details. |
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16 | ** |
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17 | ** You should have received a copy of the GNU General Public License |
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18 | ** along with this program. If not, see <http://www.gnu.org/licenses/>. |
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19 | ********************************************************************************************/ |
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20 | |||
185 | werner | 21 | #include "global.h" |
22 | #include "management.h" |
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23 | #include "helper.h" |
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186 | werner | 24 | #include "model.h" |
189 | iland | 25 | #include "resourceunit.h" |
186 | werner | 26 | #include "tree.h" |
216 | werner | 27 | #include "expressionwrapper.h" |
564 | werner | 28 | #include "sapling.h" |
566 | werner | 29 | #include "soil.h" |
186 | werner | 30 | |
242 | werner | 31 | #include "climateconverter.h" |
245 | werner | 32 | #include "csvfile.h" |
247 | werner | 33 | #include "scriptglobal.h" |
552 | werner | 34 | #include "mapgrid.h" |
186 | werner | 35 | |
185 | werner | 36 | #include <QtScript> |
216 | werner | 37 | #include <QTextEdit> |
38 | QObject *Management::scriptOutput = 0; |
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185 | werner | 39 | |
216 | werner | 40 | QScriptValue script_debug(QScriptContext *ctx, QScriptEngine *eng) |
294 | werner | 41 | { |
42 | QString value; |
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43 | for (int i = 0; i < ctx->argumentCount(); ++i) { |
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44 | if (i > 0) |
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45 | value.append(" "); |
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46 | value.append(ctx->argument(i).toString()); |
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47 | } |
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48 | if (Management::scriptOutput) { |
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49 | QTextEdit *e = qobject_cast<QTextEdit*>(Management::scriptOutput); |
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50 | if (e) |
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51 | e->append(value); |
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52 | } else { |
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53 | qDebug() << "Script:" << value; |
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54 | } |
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55 | return eng->undefinedValue(); |
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56 | } |
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186 | werner | 57 | |
294 | werner | 58 | QScriptValue script_include(QScriptContext *ctx, QScriptEngine *eng) |
59 | { |
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552 | werner | 60 | |
294 | werner | 61 | QString fileName = ctx->argument(0).toString(); |
62 | QString path =GlobalSettings::instance()->path(fileName, "script") ; |
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63 | QString includeFile=Helper::loadTextFile(path); |
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552 | werner | 64 | |
65 | ctx->setActivationObject(ctx->parentContext()->activationObject()); |
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66 | ctx->setThisObject(ctx->parentContext()->thisObject()); |
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67 | |||
68 | QScriptValue ret = eng->evaluate(includeFile, fileName); |
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294 | werner | 69 | if (eng->hasUncaughtException()) |
70 | qDebug() << "Error in include:" << eng->uncaughtException().toString(); |
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552 | werner | 71 | return ret; |
294 | werner | 72 | } |
73 | |||
74 | QScriptValue script_alert(QScriptContext *ctx, QScriptEngine *eng) |
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75 | { |
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76 | QString value = ctx->argument(0).toString(); |
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77 | Helper::msg(value); |
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78 | return eng->undefinedValue(); |
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79 | } |
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216 | werner | 80 | // global output function |
81 | QString Management::executeScript(QString cmd) |
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82 | { |
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83 | DebugTimer t("execute javascript"); |
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84 | if (mEngine) |
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85 | mEngine->evaluate(cmd); |
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295 | werner | 86 | if (mEngine->hasUncaughtException()) { |
321 | werner | 87 | //int line = mEngine->uncaughtExceptionLineNumber(); |
295 | werner | 88 | QString msg = QString( "Script Error occured: %1\n").arg( mEngine->uncaughtException().toString()); |
89 | msg+=mEngine->uncaughtExceptionBacktrace().join("\n"); |
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90 | return msg; |
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91 | } else { |
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216 | werner | 92 | return QString(); |
295 | werner | 93 | } |
216 | werner | 94 | } |
95 | |||
185 | werner | 96 | Management::Management() |
97 | { |
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564 | werner | 98 | // setup the scripting engine |
185 | werner | 99 | mEngine = new QScriptEngine(); |
100 | QScriptValue objectValue = mEngine->newQObject(this); |
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216 | werner | 101 | QScriptValue dbgprint = mEngine->newFunction(script_debug); |
294 | werner | 102 | QScriptValue sinclude = mEngine->newFunction(script_include); |
103 | QScriptValue alert = mEngine->newFunction(script_alert); |
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185 | werner | 104 | mEngine->globalObject().setProperty("management", objectValue); |
216 | werner | 105 | mEngine->globalObject().setProperty("print",dbgprint); |
294 | werner | 106 | mEngine->globalObject().setProperty("include",sinclude); |
107 | mEngine->globalObject().setProperty("alert", alert); |
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247 | werner | 108 | |
109 | // globals object: instatiate here, but ownership goes to script engine |
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110 | ScriptGlobal *global = new ScriptGlobal(); |
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111 | QScriptValue glb = mEngine->newQObject(global,QScriptEngine::ScriptOwnership); |
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112 | mEngine->globalObject().setProperty("Globals", glb); |
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242 | werner | 113 | // other object types |
114 | ClimateConverter::addToScriptEngine(*mEngine); |
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245 | werner | 115 | CSVFile::addToScriptEngine(*mEngine); |
552 | werner | 116 | MapGridWrapper::addToScriptEngine(*mEngine); |
216 | werner | 117 | |
564 | werner | 118 | // default values for removal fractions |
119 | // 100% of the stem, 0% of foliage and branches |
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120 | mRemoveFoliage = 0.; |
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121 | mRemoveBranch = 0.; |
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122 | mRemoveStem = 1.; |
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247 | werner | 123 | |
564 | werner | 124 | |
185 | werner | 125 | } |
126 | |||
127 | Management::~Management() |
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128 | { |
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129 | delete mEngine; |
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130 | } |
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131 | |||
132 | void Management::loadScript(const QString &fileName) |
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133 | { |
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216 | werner | 134 | mScriptFile = fileName; |
185 | werner | 135 | QString program = Helper::loadTextFile(fileName); |
136 | if (program.isEmpty()) |
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137 | return; |
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138 | |||
139 | mEngine->evaluate(program); |
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140 | qDebug() << "management script loaded"; |
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141 | if (mEngine->hasUncaughtException()) |
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590 | werner | 142 | qDebug() << "Script Error occured: " << mEngine->uncaughtException().toString() << "\n" << mEngine->uncaughtExceptionBacktrace(); |
185 | werner | 143 | |
144 | } |
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145 | |||
566 | werner | 146 | int Management::remain(int number) |
185 | werner | 147 | { |
148 | qDebug() << "remain called (number): " << number; |
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186 | werner | 149 | Model *m = GlobalSettings::instance()->model(); |
150 | AllTreeIterator at(m); |
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151 | QList<Tree*> trees; |
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152 | while (Tree *t=at.next()) |
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153 | trees.push_back(t); |
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154 | int to_kill = trees.count() - number; |
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155 | qDebug() << trees.count() << " standing, targetsize" << number << ", hence " << to_kill << "trees to remove"; |
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156 | for (int i=0;i<to_kill;i++) { |
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349 | werner | 157 | int index = irandom(0, trees.count()-1); |
278 | werner | 158 | trees[index]->remove(); |
186 | werner | 159 | trees.removeAt(index); |
160 | } |
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161 | mRemoved += to_kill; |
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566 | werner | 162 | return to_kill; |
185 | werner | 163 | } |
164 | |||
165 | |||
564 | werner | 166 | int Management::kill() |
252 | werner | 167 | { |
564 | werner | 168 | int c = mTrees.count(); |
252 | werner | 169 | for (int i=0;i<mTrees.count();i++) |
278 | werner | 170 | mTrees[i].first->remove(); |
252 | werner | 171 | mTrees.clear(); |
564 | werner | 172 | return c; |
252 | werner | 173 | } |
174 | |||
579 | werner | 175 | int Management::kill(QString filter, double fraction) |
176 | { |
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177 | return remove_trees(filter, fraction, false); |
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178 | } |
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179 | int Management::manage(QString filter, double fraction) |
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180 | { |
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181 | return remove_trees(filter, fraction, true); |
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182 | } |
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183 | |||
564 | werner | 184 | int Management::remove_percentiles(int pctfrom, int pctto, int number, bool management) |
216 | werner | 185 | { |
186 | if (mTrees.isEmpty()) |
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187 | return 0; |
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188 | int index_from = limit(int(pctfrom/100. * mTrees.count()), 0, mTrees.count()); |
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346 | werner | 189 | int index_to = limit(int(pctto/100. * mTrees.count()), 0, mTrees.count()-1); |
216 | werner | 190 | if (index_from>=index_to) |
191 | return 0; |
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217 | werner | 192 | qDebug() << "attempting to remove" << number << "trees between indices" << index_from << "and" << index_to; |
216 | werner | 193 | int i; |
194 | int count = number; |
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217 | werner | 195 | if (index_to-index_from <= number) { |
216 | werner | 196 | // kill all |
564 | werner | 197 | if (management) { |
198 | // management |
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199 | for (i=index_from; i<index_to; i++) |
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200 | mTrees.at(i).first->remove(removeFoliage(), removeBranch(), removeStem()); |
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201 | } else { |
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202 | // just kill... |
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203 | for (i=index_from; i<index_to; i++) |
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204 | mTrees.at(i).first->remove(); |
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205 | } |
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216 | werner | 206 | count = index_to - index_from; |
207 | } else { |
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208 | // kill randomly the provided number |
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209 | int cancel = 1000; |
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210 | while(number>=0) { |
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211 | int rnd_index = irandom(index_from, index_to); |
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212 | if (mTrees[rnd_index].first->isDead()) { |
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213 | if (--cancel<0) { |
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214 | qDebug() << "Management::kill: canceling search." << number << "trees left."; |
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217 | werner | 215 | count-=number; // not all trees were killed |
216 | werner | 216 | break; |
217 | } |
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218 | continue; |
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219 | } |
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220 | cancel = 1000; |
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221 | number--; |
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564 | werner | 222 | if (management) { |
223 | mTrees[rnd_index].first->remove( removeFoliage(), removeBranch(), removeStem() ); |
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224 | } else { |
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225 | mTrees[rnd_index].first->remove(); |
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226 | } |
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216 | werner | 227 | } |
228 | } |
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217 | werner | 229 | qDebug() << count << "removed."; |
564 | werner | 230 | // clean up the tree list... |
231 | for (int i=mTrees.count()-1; i>=0; --i) { |
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232 | if (mTrees[i].first->isDead()) |
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233 | mTrees.removeAt(i); |
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234 | } |
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235 | return count; // killed or manages |
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216 | werner | 236 | } |
237 | |||
579 | werner | 238 | /** remove trees from a list and reduce the list. |
239 | |||
240 | */ |
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241 | int Management::remove_trees(QString expression, double fraction, bool management) |
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242 | { |
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243 | TreeWrapper tw; |
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244 | Expression expr(expression,&tw); |
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245 | expr.enableIncSum(); |
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246 | int n = 0; |
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247 | QList<QPair<Tree*, double> >::iterator tp=mTrees.begin(); |
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248 | try { |
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249 | while (tp!=mTrees.end()) { |
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250 | tw.setTree(tp->first); |
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251 | // if expression evaluates to true and if random number below threshold... |
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252 | if (expr.calculate(tw) && drandom() <=fraction) { |
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253 | // remove from system |
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254 | if (management) |
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255 | tp->first->remove(removeFoliage(), removeBranch(), removeStem()); // management with removal fractions |
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256 | else |
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257 | tp->first->remove(); // kill |
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258 | // remove from tree list |
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259 | tp = mTrees.erase(tp); |
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260 | n++; |
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261 | } else { |
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262 | tp++; |
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263 | } |
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264 | } |
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265 | } catch(const IException &e) { |
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266 | context()->throwError(e.message()); |
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267 | } |
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268 | return n; |
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269 | } |
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270 | |||
271 | // calculate aggregates for all trees in the internal list |
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272 | double Management::aggregate_function(QString expression, QString filter, QString type) |
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273 | { |
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274 | QList<QPair<Tree*, double> >::iterator tp=mTrees.begin(); |
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275 | TreeWrapper tw; |
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276 | Expression expr(expression,&tw); |
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277 | |||
278 | double sum = 0.; |
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279 | int n=0; |
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280 | try { |
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281 | |||
282 | if (filter.isEmpty()) { |
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283 | // without filtering |
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284 | while (tp!=mTrees.end()) { |
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285 | tw.setTree(tp->first); |
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286 | sum += expr.calculate(); |
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287 | ++n; |
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288 | ++tp; |
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289 | } |
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290 | } else { |
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291 | // with filtering |
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292 | Expression filter_expr(filter,&tw); |
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293 | filter_expr.enableIncSum(); |
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294 | while (tp!=mTrees.end()) { |
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295 | tw.setTree(tp->first); |
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296 | if (filter_expr.calculate()) { |
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297 | sum += expr.calculate(); |
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298 | ++n; |
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299 | } |
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300 | ++tp; |
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301 | } |
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302 | } |
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303 | |||
304 | } catch(const IException &e) { |
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305 | context()->throwError(e.message()); |
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306 | } |
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307 | if (type=="sum") |
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308 | return sum; |
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309 | if (type=="mean") |
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310 | return n>0?sum/double(n):0.; |
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311 | return 0.; |
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312 | } |
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313 | |||
314 | |||
564 | werner | 315 | // from the range percentile range pctfrom to pctto (each 1..100) |
316 | int Management::kill(int pctfrom, int pctto, int number) |
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317 | { |
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318 | return remove_percentiles(pctfrom, pctto, number, false); |
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319 | } |
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320 | |||
321 | // from the range percentile range pctfrom to pctto (each 1..100) |
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322 | int Management::manage(int pctfrom, int pctto, int number) |
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323 | { |
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324 | return remove_percentiles(pctfrom, pctto, number, true); |
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325 | } |
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326 | |||
327 | int Management::manage() |
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328 | { |
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329 | int c = mTrees.count(); |
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330 | for (int i=0;i<mTrees.count();i++) |
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331 | mTrees[i].first->remove(removeFoliage(), |
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332 | removeBranch(), |
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333 | removeStem()); // remove with current removal fractions |
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334 | mTrees.clear(); |
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335 | return c; |
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336 | } |
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337 | |||
338 | |||
339 | |||
185 | werner | 340 | void Management::run() |
341 | { |
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216 | werner | 342 | mTrees.clear(); |
186 | werner | 343 | mRemoved=0; |
185 | werner | 344 | qDebug() << "Management::run() called"; |
345 | QScriptValue mgmt = mEngine->globalObject().property("manage"); |
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346 | int year = GlobalSettings::instance()->currentYear(); |
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347 | mgmt.call(QScriptValue(), QScriptValueList()<<year); |
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348 | if (mEngine->hasUncaughtException()) |
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590 | werner | 349 | qDebug() << "Script Error occured: " << mEngine->uncaughtException().toString() << "\n" << mEngine->uncaughtExceptionBacktrace(); |
185 | werner | 350 | |
186 | werner | 351 | if (mRemoved>0) { |
187 | iland | 352 | foreach(ResourceUnit *ru, GlobalSettings::instance()->model()->ruList()) |
186 | werner | 353 | ru->cleanTreeList(); |
354 | } |
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185 | werner | 355 | } |
216 | werner | 356 | |
250 | werner | 357 | int Management::filter(QVariantList idList) |
358 | { |
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389 | werner | 359 | QVector<int> ids; |
250 | werner | 360 | foreach(const QVariant &v, idList) |
389 | werner | 361 | if (!v.isNull()) |
362 | ids << v.toInt(); |
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363 | // QHash<int, int> ids; |
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364 | // foreach(const QVariant &v, idList) |
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365 | // ids[v.toInt()] = 1; |
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216 | werner | 366 | |
250 | werner | 367 | QList<QPair<Tree*, double> >::iterator tp=mTrees.begin(); |
368 | while (tp!=mTrees.end()) { |
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369 | if (!ids.contains(tp->first->id()) ) |
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370 | tp = mTrees.erase(tp); |
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371 | else |
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372 | tp++; |
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373 | } |
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389 | werner | 374 | qDebug() << "Management::filter by id-list:" << mTrees.count(); |
250 | werner | 375 | return mTrees.count(); |
376 | } |
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377 | |||
378 | int Management::filter(QString filter) |
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379 | { |
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380 | TreeWrapper tw; |
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381 | Expression expr(filter,&tw); |
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579 | werner | 382 | expr.enableIncSum(); |
575 | werner | 383 | int n_before = mTrees.count(); |
250 | werner | 384 | QList<QPair<Tree*, double> >::iterator tp=mTrees.begin(); |
575 | werner | 385 | try { |
386 | while (tp!=mTrees.end()) { |
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387 | tw.setTree(tp->first); |
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579 | werner | 388 | if (expr.calculate(tw)) |
575 | werner | 389 | tp = mTrees.erase(tp); |
390 | else |
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391 | tp++; |
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392 | } |
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393 | } catch(const IException &e) { |
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394 | context()->throwError(e.message()); |
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250 | werner | 395 | } |
575 | werner | 396 | |
397 | qDebug() << "filtering with" << filter << "N=" << n_before << "/" << mTrees.count() << "trees (before/after filtering)."; |
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250 | werner | 398 | return mTrees.count(); |
399 | } |
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400 | |||
294 | werner | 401 | int Management::load(int ruindex) |
402 | { |
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403 | Model *m = GlobalSettings::instance()->model(); |
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404 | ResourceUnit *ru = m->ru(ruindex); |
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405 | if (!ru) |
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406 | return -1; |
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407 | mTrees.clear(); |
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408 | for (int i=0;i<ru->trees().count();i++) |
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579 | werner | 409 | if (!ru->tree(i)->isDead()) |
410 | mTrees.push_back(QPair<Tree*,double>(ru->tree(i), 0.)); |
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294 | werner | 411 | return mTrees.count(); |
412 | } |
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413 | |||
216 | werner | 414 | int Management::load(QString filter) |
415 | { |
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416 | TreeWrapper tw; |
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417 | Model *m = GlobalSettings::instance()->model(); |
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418 | mTrees.clear(); |
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419 | AllTreeIterator at(m); |
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420 | if (filter.isEmpty()) { |
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579 | werner | 421 | while (Tree *t=at.nextLiving()) |
216 | werner | 422 | if (!t->isDead()) |
423 | mTrees.push_back(QPair<Tree*, double>(t, 0.)); |
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424 | } else { |
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425 | Expression expr(filter,&tw); |
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579 | werner | 426 | expr.enableIncSum(); |
216 | werner | 427 | qDebug() << "filtering with" << filter; |
579 | werner | 428 | while (Tree *t=at.nextLiving()) { |
216 | werner | 429 | tw.setTree(t); |
430 | if (!t->isDead() && expr.execute()) |
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431 | mTrees.push_back(QPair<Tree*, double>(t, 0.)); |
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432 | } |
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433 | } |
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434 | return mTrees.count(); |
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435 | } |
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436 | |||
555 | werner | 437 | /** |
438 | */ |
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544 | werner | 439 | void Management::loadFromTreeList(QList<Tree*>tree_list) |
440 | { |
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441 | mTrees.clear(); |
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442 | for (int i=0;i<tree_list.count();++i) |
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443 | mTrees.append(QPair<Tree*, double>(tree_list[i], 0.)); |
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444 | } |
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445 | |||
555 | werner | 446 | // loadFromMap: script access |
604 | werner | 447 | void Management::loadFromMap(MapGridWrapper *wrap, int key) |
552 | werner | 448 | { |
555 | werner | 449 | if (!wrap) { |
450 | context()->throwError("loadFromMap called with invalid map object!"); |
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451 | return; |
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452 | } |
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453 | loadFromMap(wrap->map(), key); |
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454 | } |
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455 | |||
604 | werner | 456 | void Management::killSaplings(MapGridWrapper *wrap, int key) |
564 | werner | 457 | { |
604 | werner | 458 | //MapGridWrapper *wrap = qobject_cast<MapGridWrapper*>(map_grid_object.toQObject()); |
459 | //if (!wrap) { |
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460 | // context()->throwError("loadFromMap called with invalid map object!"); |
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461 | // return; |
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462 | //} |
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564 | werner | 463 | //loadFromMap(wrap->map(), key); |
464 | // retrieve all sapling trees on the stand: |
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465 | QList<QPair<ResourceUnitSpecies *, SaplingTree *> > list = wrap->map()->saplingTrees(key); |
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466 | // for now, just kill em all... |
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662 | werner | 467 | for (QList<QPair<ResourceUnitSpecies *, SaplingTree *> >::iterator it = list.begin(); it!=list.end(); ++it) { |
468 | // (*it).second->pixel = 0; |
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469 | (*it).first->changeSapling().clearSapling( *(*it).second, false); // kill and move biomass to soil |
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470 | } |
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471 | |||
564 | werner | 472 | // the storage for unused/invalid saplingtrees is released lazily (once a year, after growth) |
473 | } |
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474 | |||
604 | werner | 475 | /// specify removal fractions |
476 | /// @param SWDFrac 0: no change, 1: remove all of standing woody debris |
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477 | /// @param DWDfrac 0: no change, 1: remove all of downled woody debris |
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478 | /// @param litterFrac 0: no change, 1: remove all of soil litter |
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479 | /// @param soilFrac 0: no change, 1: remove all of soil organic matter |
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480 | void Management::removeSoilCarbon(MapGridWrapper *wrap, int key, double SWDfrac, double DWDfrac, double litterFrac, double soilFrac) |
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565 | werner | 481 | { |
590 | werner | 482 | if (!(SWDfrac>=0. && SWDfrac<=1. && DWDfrac>=0. && DWDfrac<=1. && soilFrac>=0. && soilFrac<=1. && litterFrac>=0. && litterFrac<=1.)) { |
483 | context()->throwError(QString("removeSoilCarbon called with invalid parameters!!\nArgs: %1").arg(context()->argumentsObject().toString())); |
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484 | return; |
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485 | } |
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565 | werner | 486 | QList<QPair<ResourceUnit*, double> > ru_areas = wrap->map()->resourceUnitAreas(key); |
487 | double total_area = 0.; |
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488 | for (int i=0;i<ru_areas.size();++i) { |
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489 | ResourceUnit *ru = ru_areas[i].first; |
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490 | double area_factor = ru_areas[i].second; // 0..1 |
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491 | total_area += area_factor; |
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566 | werner | 492 | // swd |
604 | werner | 493 | if (SWDfrac>0.) |
494 | ru->snag()->removeCarbon(SWDfrac*area_factor); |
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566 | werner | 495 | // soil pools |
496 | ru->soil()->disturbance(DWDfrac*area_factor, litterFrac*area_factor, soilFrac*area_factor); |
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585 | werner | 497 | // qDebug() << ru->index() << area_factor; |
565 | werner | 498 | } |
499 | qDebug() << "total area" << total_area << "of" << wrap->map()->area(key); |
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500 | } |
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501 | |||
607 | werner | 502 | /** slash snags (SWD and otherWood-Pools) of polygon \p key on the map \p wrap. |
503 | The factor is scaled to the overlapping area of \p key on the resource unit. |
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504 | @param wrap MapGrid to use together with \p key |
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505 | @param key ID of the polygon. |
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506 | @param slash_fraction 0: no change, 1: 100% |
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507 | */ |
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508 | void Management::slashSnags(MapGridWrapper *wrap, int key, double slash_fraction) |
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509 | { |
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510 | if (slash_fraction<0 || slash_fraction>1) { |
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511 | context()->throwError(QString("slashSnags called with invalid parameters!!\nArgs: %1").arg(context()->argumentsObject().toString())); |
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512 | return; |
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513 | } |
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514 | QList<QPair<ResourceUnit*, double> > ru_areas = wrap->map()->resourceUnitAreas(key); |
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515 | double total_area = 0.; |
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516 | for (int i=0;i<ru_areas.size();++i) { |
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517 | ResourceUnit *ru = ru_areas[i].first; |
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518 | double area_factor = ru_areas[i].second; // 0..1 |
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519 | total_area += area_factor; |
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520 | ru->snag()->management(slash_fraction * area_factor); |
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521 | // qDebug() << ru->index() << area_factor; |
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522 | } |
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523 | qDebug() << "total area" << total_area << "of" << wrap->map()->area(key); |
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524 | |||
525 | } |
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526 | |||
555 | werner | 527 | /** loadFromMap selects trees located on pixels with value 'key' within the grid 'map_grid'. |
528 | */ |
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529 | void Management::loadFromMap(const MapGrid *map_grid, int key) |
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530 | { |
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531 | if (!map_grid) { |
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552 | werner | 532 | qDebug() << "invalid parameter for Management::loadFromMap: Map expected!"; |
533 | return; |
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534 | } |
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555 | werner | 535 | if (map_grid->isValid()) { |
536 | QList<Tree*> tree_list = map_grid->trees(key); |
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552 | werner | 537 | loadFromTreeList( tree_list ); |
538 | } else { |
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539 | qDebug() << "Management::loadFromMap: grid is not valid - no trees loaded"; |
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540 | } |
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541 | |||
542 | } |
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543 | |||
216 | werner | 544 | bool treePairValue(const QPair<Tree*, double> &p1, const QPair<Tree*, double> &p2) |
545 | { |
||
546 | return p1.second < p2.second; |
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547 | } |
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548 | |||
549 | void Management::sort(QString statement) |
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550 | { |
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551 | TreeWrapper tw; |
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552 | Expression sorter(statement, &tw); |
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553 | // fill the "value" part of the tree storage with a value for each tree |
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554 | for (int i=0;i<mTrees.count(); ++i) { |
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555 | tw.setTree(mTrees.at(i).first); |
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556 | mTrees[i].second = sorter.execute(); |
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557 | } |
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558 | // now sort the list.... |
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559 | qSort(mTrees.begin(), mTrees.end(), treePairValue); |
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560 | } |
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561 | |||
562 | double Management::percentile(int pct) |
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563 | { |
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564 | if (mTrees.count()==0) |
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565 | return -1.; |
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566 | int idx = int( (pct/100.) * mTrees.count()); |
||
567 | if (idx>=0 && idx<mTrees.count()) |
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568 | return mTrees.at(idx).second; |
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569 | else |
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570 | return -1; |
||
571 | } |
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564 | werner | 572 | |
579 | werner | 573 | /// random shuffle of all trees in the list |
574 | void Management::randomize() |
||
575 | { |
||
576 | // fill the "value" part of the tree storage with a random value for each tree |
||
577 | for (int i=0;i<mTrees.count(); ++i) { |
||
578 | mTrees[i].second = drandom(); |
||
579 | } |
||
580 | // now sort the list.... |
||
581 | qSort(mTrees.begin(), mTrees.end(), treePairValue); |
||
582 | |||
583 | } |
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584 | |||
585 | |||
586 | |||
607 | werner | 587 | |
588 |