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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 | |||
92 | Werner | 21 | /** @class Model |
247 | werner | 22 | Main object of the iLand model composited of various sub models / sub components. |
697 | werner | 23 | @ingroup core |
24 | The class Model is the top level container of iLand. The Model holds a collection of ResourceUnits, links to SpeciesSet and Climate. |
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25 | ResourceUnit are grid cells with (currently) a size of 1 ha (100x100m). Many stand level processes (NPP produciton, WaterCycle) operate on this |
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26 | level. |
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27 | The Model also contain the landscape-wide 2m LIF-grid (http://iland.boku.ac.at/competition+for+light). |
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28 | |||
92 | Werner | 29 | */ |
30 | #include "global.h" |
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31 | #include "model.h" |
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286 | werner | 32 | #include "sqlhelper.h" |
92 | Werner | 33 | |
105 | Werner | 34 | #include "xmlhelper.h" |
281 | werner | 35 | #include "environment.h" |
340 | werner | 36 | #include "timeevents.h" |
106 | Werner | 37 | #include "helper.h" |
189 | iland | 38 | #include "resourceunit.h" |
208 | werner | 39 | #include "climate.h" |
92 | Werner | 40 | #include "speciesset.h" |
106 | Werner | 41 | #include "standloader.h" |
42 | #include "tree.h" |
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185 | werner | 43 | #include "management.h" |
200 | werner | 44 | #include "modelsettings.h" |
615 | werner | 45 | #include "standstatistics.h" |
543 | werner | 46 | #include "mapgrid.h" |
632 | werner | 47 | #include "modelcontroller.h" |
641 | werner | 48 | #include "modules.h" |
654 | werner | 49 | #include "dem.h" |
92 | Werner | 50 | |
202 | werner | 51 | #include "outputmanager.h" |
176 | werner | 52 | |
105 | Werner | 53 | #include <QtCore> |
54 | #include <QtXml> |
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55 | |||
107 | Werner | 56 | /** iterate over all trees of the model. return NULL if all trees processed. |
57 | Usage: |
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58 | @code |
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59 | AllTreeIterator trees(model); |
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60 | while (Tree *tree = trees.next()) { // returns NULL when finished. |
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61 | tree->something(); // do something |
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62 | } |
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281 | werner | 63 | @endcode */ |
107 | Werner | 64 | Tree *AllTreeIterator::next() |
65 | { |
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143 | Werner | 66 | |
107 | Werner | 67 | if (!mTreeEnd) { |
68 | // initialize to first ressource unit |
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69 | mRUIterator = mModel->ruList().constBegin(); |
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314 | werner | 70 | // fast forward to the first RU with trees |
71 | while (mRUIterator!=mModel->ruList().constEnd()) { |
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72 | if ((*mRUIterator)->trees().count()>0) |
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73 | break; |
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753 | werner | 74 | ++mRUIterator; |
314 | werner | 75 | } |
76 | // finished if all RU processed |
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77 | if (mRUIterator == mModel->ruList().constEnd()) |
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78 | return NULL; |
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143 | Werner | 79 | mTreeEnd = &((*mRUIterator)->trees().back()) + 1; // let end point to "1 after end" (STL-style) |
107 | Werner | 80 | mCurrent = &((*mRUIterator)->trees().front()); |
81 | } |
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82 | if (mCurrent==mTreeEnd) { |
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753 | werner | 83 | ++mRUIterator; // switch to next RU (loop until RU with trees is found) |
314 | werner | 84 | while (mRUIterator!=mModel->ruList().constEnd()) { |
85 | if ((*mRUIterator)->trees().count()>0) { |
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86 | break; |
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87 | } |
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753 | werner | 88 | ++mRUIterator; |
314 | werner | 89 | } |
107 | Werner | 90 | if (mRUIterator == mModel->ruList().constEnd()) { |
143 | Werner | 91 | mCurrent = NULL; |
92 | return NULL; // finished!! |
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107 | Werner | 93 | }else { |
143 | Werner | 94 | mTreeEnd = &((*mRUIterator)->trees().back()) + 1; |
107 | Werner | 95 | mCurrent = &((*mRUIterator)->trees().front()); |
96 | } |
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97 | } |
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143 | Werner | 98 | |
99 | return mCurrent++; |
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107 | Werner | 100 | } |
157 | werner | 101 | Tree *AllTreeIterator::nextLiving() |
102 | { |
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103 | while (Tree *t = next()) |
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158 | werner | 104 | if (!t->isDead()) return t; |
157 | werner | 105 | return NULL; |
106 | } |
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107 | Tree *AllTreeIterator::current() const |
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108 | { |
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109 | return mCurrent?mCurrent-1:NULL; |
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110 | } |
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107 | Werner | 111 | |
112 | |||
200 | werner | 113 | ModelSettings Model::mSettings; |
92 | Werner | 114 | Model::Model() |
115 | { |
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116 | initialize(); |
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137 | Werner | 117 | GlobalSettings::instance()->setModel(this); |
767 | werner | 118 | GlobalSettings::instance()->resetScriptEngine(); // clear the script |
130 | Werner | 119 | QString dbg="running in release mode."; |
442 | werner | 120 | DBGMODE( dbg="running in debug mode."; ); |
130 | Werner | 121 | qDebug() << dbg; |
92 | Werner | 122 | } |
123 | |||
124 | Model::~Model() |
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125 | { |
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126 | clear(); |
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137 | Werner | 127 | GlobalSettings::instance()->setModel(NULL); |
92 | Werner | 128 | } |
129 | |||
130 | /** Initial setup of the Model. |
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131 | */ |
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132 | void Model::initialize() |
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133 | { |
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151 | iland | 134 | mSetup = false; |
162 | werner | 135 | GlobalSettings::instance()->setCurrentYear(0); |
151 | iland | 136 | mGrid = 0; |
137 | mHeightGrid = 0; |
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185 | werner | 138 | mManagement = 0; |
281 | werner | 139 | mEnvironment = 0; |
340 | werner | 140 | mTimeEvents = 0; |
549 | werner | 141 | mStandGrid = 0; |
641 | werner | 142 | mModules = 0; |
654 | werner | 143 | mDEM = 0; |
92 | Werner | 144 | } |
145 | |||
261 | werner | 146 | /** sets up the simulation space. |
147 | */ |
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103 | Werner | 148 | void Model::setupSpace() |
149 | { |
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194 | werner | 150 | XmlHelper xml(GlobalSettings::instance()->settings().node("model.world")); |
192 | werner | 151 | double cellSize = xml.value("cellSize", "2").toDouble(); |
152 | double width = xml.value("width", "100").toDouble(); |
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153 | double height = xml.value("height", "100").toDouble(); |
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549 | werner | 154 | double buffer = xml.value("buffer", "60").toDouble(); |
155 | mModelRect = QRectF(0., 0., width, height); |
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156 | |||
103 | Werner | 157 | qDebug() << QString("setup of the world: %1x%2m with cell-size=%3m and %4m buffer").arg(width).arg(height).arg(cellSize).arg(buffer); |
158 | |||
159 | QRectF total_grid(QPointF(-buffer, -buffer), QPointF(width+buffer, height+buffer)); |
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160 | qDebug() << "setup grid rectangle:" << total_grid; |
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161 | |||
151 | iland | 162 | if (mGrid) |
163 | delete mGrid; |
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103 | Werner | 164 | mGrid = new FloatGrid(total_grid, cellSize); |
156 | werner | 165 | mGrid->initialize(1.f); |
151 | iland | 166 | if (mHeightGrid) |
167 | delete mHeightGrid; |
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168 | mHeightGrid = new HeightGrid(total_grid, cellSize*5); |
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285 | werner | 169 | mHeightGrid->wipe(); // set all to zero |
156 | werner | 170 | Tree::setGrid(mGrid, mHeightGrid); |
105 | Werner | 171 | |
569 | werner | 172 | // setup the spatial location of the project area |
173 | if (xml.hasNode("location")) { |
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174 | // setup of spatial location |
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175 | double loc_x = xml.valueDouble("location.x"); |
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176 | double loc_y = xml.valueDouble("location.y"); |
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177 | double loc_z = xml.valueDouble("location.z"); |
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178 | double loc_rot = xml.valueDouble("location.rotation"); |
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179 | setupGISTransformation(loc_x, loc_y, loc_z, loc_rot); |
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180 | qDebug() << "setup of spatial location: x/y/z" << loc_x << loc_y << loc_z << "rotation:" << loc_rot; |
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181 | } else { |
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182 | setupGISTransformation(0., 0., 0., 0.); |
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183 | } |
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184 | |||
567 | werner | 185 | // load environment (multiple climates, speciesSets, ... |
186 | if (mEnvironment) |
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187 | delete mEnvironment; |
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188 | mEnvironment = new Environment(); |
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281 | werner | 189 | |
567 | werner | 190 | if (xml.valueBool("environmentEnabled", false)) { |
191 | QString env_file = GlobalSettings::instance()->path(xml.value("environmentFile")); |
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192 | bool grid_mode = (xml.value("environmentMode")=="grid"); |
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193 | QString grid_file = GlobalSettings::instance()->path(xml.value("environmentGrid")); |
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194 | if (grid_mode && QFile::exists(grid_file)) |
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195 | mEnvironment->setGridMode(grid_file); |
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196 | |||
197 | if (!mEnvironment->loadFromFile(env_file)) |
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198 | return; |
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199 | // retrieve species sets and climates: |
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200 | mSpeciesSets << mEnvironment->speciesSetList(); |
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201 | mClimates << mEnvironment->climateList(); |
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202 | } else { |
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203 | // load and prepare default values |
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204 | // (2) SpeciesSets: currently only one a global species set. |
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205 | SpeciesSet *speciesSet = new SpeciesSet(); |
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206 | mSpeciesSets.push_back(speciesSet); |
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207 | speciesSet->setup(); |
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208 | // Climate... |
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209 | Climate *c = new Climate(); |
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210 | mClimates.push_back(c); |
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211 | mEnvironment->setDefaultValues(c, speciesSet); |
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212 | } // environment? |
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213 | |||
214 | // time series data |
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215 | if (xml.valueBool(".timeEventsEnabled", false)) { |
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216 | mTimeEvents = new TimeEvents(); |
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584 | werner | 217 | mTimeEvents->loadFromFile(GlobalSettings::instance()->path(xml.value("timeEventsFile"), "script")); |
567 | werner | 218 | } |
219 | |||
646 | werner | 220 | |
105 | Werner | 221 | // simple case: create ressource units in a regular grid. |
106 | Werner | 222 | mRUmap.clear(); |
194 | werner | 223 | if (xml.valueBool("resourceUnitsAsGrid")) { |
281 | werner | 224 | mRUmap.setup(QRectF(0., 0., width, height),100.); // Grid, that holds positions of resource units |
646 | werner | 225 | ResourceUnit **p; // ptr to ptr! |
226 | ResourceUnit *new_ru; |
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227 | |||
281 | werner | 228 | int ru_index = 0; |
229 | for (p=mRUmap.begin(); p!=mRUmap.end(); ++p) { |
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106 | Werner | 230 | QRectF r = mRUmap.cellRect(mRUmap.indexOf(p)); |
281 | werner | 231 | mEnvironment->setPosition( r.center() ); // if environment is 'disabled' default values from the project file are used. |
232 | new_ru = new ResourceUnit(ru_index++); // create resource unit |
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233 | new_ru->setClimate( mEnvironment->climate() ); |
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234 | new_ru->setSpeciesSet( mEnvironment->speciesSet() ); |
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241 | werner | 235 | new_ru->setup(); |
569 | werner | 236 | new_ru->setID( mEnvironment->currentID() ); // set id of resource unit in grid mode |
105 | Werner | 237 | new_ru->setBoundingBox(r); |
281 | werner | 238 | mRU.append(new_ru); |
285 | werner | 239 | *p = new_ru; // save also in the RUmap grid |
105 | Werner | 240 | } |
281 | werner | 241 | |
143 | Werner | 242 | // now store the pointers in the grid. |
243 | // Important: This has to be done after the mRU-QList is complete - otherwise pointers would |
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244 | // point to invalid memory when QList's memory is reorganized (expanding) |
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285 | werner | 245 | ru_index = 0; |
143 | Werner | 246 | for (p=mRUmap.begin();p!=mRUmap.end(); ++p) { |
247 | *p = mRU.value(ru_index++); |
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248 | } |
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187 | iland | 249 | qDebug() << "created a grid of ResourceUnits: count=" << mRU.count(); |
569 | werner | 250 | |
539 | werner | 251 | bool mask_is_setup = false; |
549 | werner | 252 | |
539 | werner | 253 | if (xml.valueBool("standGrid.enabled")) { |
254 | QString fileName = GlobalSettings::instance()->path(xml.value("standGrid.fileName")); |
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549 | werner | 255 | mStandGrid = new MapGrid(fileName); |
543 | werner | 256 | |
549 | werner | 257 | if (mStandGrid->isValid()) { |
714 | werner | 258 | for (int i=0;i<mStandGrid->grid().count();i++) { |
259 | const int &grid_value = mStandGrid->grid().constValueAtIndex(i); |
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260 | mHeightGrid->valueAtIndex(i).setValid( grid_value > -1 ); |
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261 | if (grid_value < -1) |
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718 | werner | 262 | mHeightGrid->valueAtIndex(i).setForestOutside(true); |
714 | werner | 263 | } |
539 | werner | 264 | } |
265 | mask_is_setup = true; |
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802 | werner | 266 | } else { |
267 | if (!GlobalSettings::instance()->settings().paramValueBool("torus")) { |
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268 | // in the case we have no stand grid but only a large rectangle (without the torus option) |
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269 | // we assume a forest outside |
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270 | for (int i=0;i<mHeightGrid->count();++i) { |
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271 | const QPointF &p = mHeightGrid->cellCenterPoint(mHeightGrid->indexOf(i)); |
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272 | if (p.x() < 0. || p.x()>width || p.y()<0. || p.y()>height) { |
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273 | mHeightGrid->valueAtIndex(i).setForestOutside(true); |
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274 | mHeightGrid->valueAtIndex(i).setValid(false); |
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275 | } |
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276 | } |
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277 | |||
278 | } |
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539 | werner | 279 | } |
280 | |||
574 | werner | 281 | calculateStockableArea(); |
282 | |||
285 | werner | 283 | // setup of the project area mask |
539 | werner | 284 | if (!mask_is_setup && xml.valueBool("areaMask.enabled", false) && xml.hasNode("areaMask.imageFile")) { |
285 | werner | 285 | // to be extended!!! e.g. to load ESRI-style text files.... |
286 | // setup a grid with the same size as the height grid... |
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287 | FloatGrid tempgrid((int)mHeightGrid->cellsize(), mHeightGrid->sizeX(), mHeightGrid->sizeY()); |
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288 | QString fileName = GlobalSettings::instance()->path(xml.value("areaMask.imageFile")); |
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289 | loadGridFromImage(fileName, tempgrid); // fetch from image |
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290 | for (int i=0;i<tempgrid.count(); i++) |
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291 | mHeightGrid->valueAtIndex(i).setValid( tempgrid.valueAtIndex(i)>0.99 ); |
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292 | qDebug() << "loaded project area mask from" << fileName; |
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293 | } |
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294 | |||
590 | werner | 295 | // list of "valid" resource units |
296 | QList<ResourceUnit*> valid_rus; |
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297 | foreach(ResourceUnit* ru, mRU) |
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298 | if (ru->id()!=-1) |
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299 | valid_rus.append(ru); |
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300 | |||
654 | werner | 301 | // setup of the digital elevation map (if present) |
302 | QString dem_file = xml.value("DEM"); |
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303 | if (!dem_file.isEmpty()) { |
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656 | werner | 304 | mDEM = new DEM(GlobalSettings::instance()->path(dem_file)); |
305 | // add them to the visuals... |
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306 | GlobalSettings::instance()->controller()->addGrid(mDEM, "DEM height", GridViewRainbow, 0, 1000); |
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307 | GlobalSettings::instance()->controller()->addGrid(mDEM->slopeGrid(), "DEM slope", GridViewRainbow, 0, 3); |
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308 | GlobalSettings::instance()->controller()->addGrid(mDEM->aspectGrid(), "DEM aspect", GridViewRainbow, 0, 360); |
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309 | GlobalSettings::instance()->controller()->addGrid(mDEM->viewGrid(), "DEM view", GridViewGray, 0, 1); |
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310 | |||
654 | werner | 311 | } |
312 | |||
646 | werner | 313 | // setup of external modules |
314 | mModules->setup(); |
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315 | if (mModules->hasSetupResourceUnits()) { |
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316 | for (ResourceUnit **p=mRUmap.begin(); p!=mRUmap.end(); ++p) { |
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317 | QRectF r = mRUmap.cellRect(mRUmap.indexOf(p)); |
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318 | mEnvironment->setPosition( r.center() ); // if environment is 'disabled' default values from the project file are used. |
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319 | mModules->setupResourceUnit( *p ); |
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320 | } |
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321 | } |
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322 | |||
767 | werner | 323 | // setup of scripting environment |
324 | ScriptGlobal::setupGlobalScripting(); |
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325 | |||
123 | Werner | 326 | // setup the helper that does the multithreading |
590 | werner | 327 | threadRunner.setup(valid_rus); |
194 | werner | 328 | threadRunner.setMultithreading(GlobalSettings::instance()->settings().valueBool("system.settings.multithreading")); |
123 | Werner | 329 | threadRunner.print(); |
105 | Werner | 330 | |
194 | werner | 331 | } else { |
332 | throw IException("resourceUnitsAsGrid MUST be set to true - at least currently :)"); |
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105 | Werner | 333 | } |
120 | Werner | 334 | mSetup = true; |
103 | Werner | 335 | } |
336 | |||
337 | |||
92 | Werner | 338 | /** clear() frees all ressources allocated with the run of a simulation. |
339 | |||
340 | */ |
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341 | void Model::clear() |
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342 | { |
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143 | Werner | 343 | mSetup = false; |
151 | iland | 344 | qDebug() << "Model clear: attempting to clear" << mRU.count() << "RU, " << mSpeciesSets.count() << "SpeciesSets."; |
92 | Werner | 345 | // clear ressource units |
103 | Werner | 346 | qDeleteAll(mRU); // delete ressource units (and trees) |
92 | Werner | 347 | mRU.clear(); |
103 | Werner | 348 | |
349 | qDeleteAll(mSpeciesSets); // delete species sets |
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92 | Werner | 350 | mSpeciesSets.clear(); |
103 | Werner | 351 | |
208 | werner | 352 | // delete climate data |
353 | qDeleteAll(mClimates); |
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354 | |||
151 | iland | 355 | // delete the grids |
356 | if (mGrid) |
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357 | delete mGrid; |
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358 | if (mHeightGrid) |
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359 | delete mHeightGrid; |
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185 | werner | 360 | if (mManagement) |
361 | delete mManagement; |
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281 | werner | 362 | if (mEnvironment) |
363 | delete mEnvironment; |
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340 | werner | 364 | if (mTimeEvents) |
365 | delete mTimeEvents; |
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549 | werner | 366 | if (mStandGrid) |
367 | delete mStandGrid; |
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641 | werner | 368 | if (mModules) |
369 | delete mModules; |
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654 | werner | 370 | if (mDEM) |
371 | delete mDEM; |
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103 | Werner | 372 | |
185 | werner | 373 | mGrid = 0; |
374 | mHeightGrid = 0; |
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375 | mManagement = 0; |
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281 | werner | 376 | mEnvironment = 0; |
340 | werner | 377 | mTimeEvents = 0; |
549 | werner | 378 | mStandGrid = 0; |
641 | werner | 379 | mModules = 0; |
654 | werner | 380 | mDEM = 0; |
185 | werner | 381 | |
583 | werner | 382 | GlobalSettings::instance()->outputManager()->close(); |
383 | |||
92 | Werner | 384 | qDebug() << "Model ressources freed."; |
385 | } |
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386 | |||
387 | /** Setup of the Simulation. |
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388 | This really creates the simulation environment and does the setup of various aspects. |
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389 | */ |
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102 | Werner | 390 | void Model::loadProject() |
92 | Werner | 391 | { |
109 | Werner | 392 | DebugTimer dt("load project"); |
93 | Werner | 393 | GlobalSettings *g = GlobalSettings::instance(); |
679 | werner | 394 | g->printDirecories(); |
102 | Werner | 395 | const XmlHelper &xml = g->settings(); |
189 | iland | 396 | |
93 | Werner | 397 | g->clearDatabaseConnections(); |
92 | Werner | 398 | // database connections: reset |
94 | Werner | 399 | GlobalSettings::instance()->clearDatabaseConnections(); |
286 | werner | 400 | // input and climate connection |
401 | // see initOutputDatabase() for output database |
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191 | werner | 402 | QString dbPath = g->path( xml.value("system.database.in"), "database"); |
194 | werner | 403 | GlobalSettings::instance()->setupDatabaseConnection("in", dbPath, true); |
193 | werner | 404 | dbPath = g->path( xml.value("system.database.climate"), "database"); |
194 | werner | 405 | GlobalSettings::instance()->setupDatabaseConnection("climate", dbPath, true); |
92 | Werner | 406 | |
200 | werner | 407 | mSettings.loadModelSettings(); |
408 | mSettings.print(); |
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416 | werner | 409 | // random seed: if stored value is <> 0, use this as the random seed (and produce hence always an equal sequence of random numbers) |
410 | uint seed = xml.value("system.settings.randomSeed","0").toUInt(); |
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708 | werner | 411 | RandomGenerator::setup(RandomGenerator::ergMersenneTwister, seed); // use the MersenneTwister as default |
428 | werner | 412 | // linearization of expressions: if true *and* linearize() is explicitely called, then |
413 | // function results will be cached over a defined range of values. |
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414 | bool do_linearization = xml.valueBool("system.settings.expressionLinearizationEnabled", false); |
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415 | Expression::setLinearizationEnabled(do_linearization); |
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431 | werner | 416 | if (do_linearization) |
417 | qDebug() << "The linearization of certains expressions is enabled (performance optimization)."; |
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418 | |||
419 | // log level |
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420 | QString log_level = xml.value("system.settings.logLevel", "debug").toLower(); |
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421 | if (log_level=="debug") setLogLevel(0); |
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422 | if (log_level=="info") setLogLevel(1); |
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423 | if (log_level=="warning") setLogLevel(2); |
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424 | if (log_level=="error") setLogLevel(3); |
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425 | |||
475 | werner | 426 | // snag dynamics / soil model enabled? (info used during setup of world) |
427 | changeSettings().carbonCycleEnabled = xml.valueBool("model.settings.carbonCycleEnabled", false); |
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528 | werner | 428 | // class size of snag classes |
429 | Snag::setupThresholds(xml.valueDouble("model.settings.soil.swdDBHClass12"), |
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430 | xml.valueDouble("model.settings.soil.swdDBHClass23")); |
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475 | werner | 431 | |
646 | werner | 432 | // setup of modules |
433 | if (mModules) |
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434 | delete mModules; |
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435 | mModules = new Modules(); |
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436 | |||
103 | Werner | 437 | setupSpace(); |
281 | werner | 438 | if (mRU.isEmpty()) |
439 | throw IException("Setup of Model: no resource units present!"); |
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185 | werner | 440 | |
441 | // (3) additional issues |
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387 | werner | 442 | // (3.1) setup of regeneration |
391 | werner | 443 | changeSettings().regenerationEnabled = xml.valueBool("model.settings.regenerationEnabled", false); |
444 | if (settings().regenerationEnabled) { |
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445 | foreach(SpeciesSet *ss, mSpeciesSets) |
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446 | ss->setupRegeneration(); |
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387 | werner | 447 | } |
448 | |||
493 | werner | 449 | Sapling::setRecruitmentVariation(xml.valueDouble("model.settings.seedDispersal.recruitmentDimensionVariation",0.1)); |
468 | werner | 450 | |
285 | werner | 451 | // (3.2) management |
191 | werner | 452 | QString mgmtFile = xml.value("model.management.file"); |
453 | if (!mgmtFile.isEmpty() && xml.valueBool("model.management.enabled")) { |
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185 | werner | 454 | mManagement = new Management(); |
455 | QString path = GlobalSettings::instance()->path(mgmtFile, "script"); |
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456 | mManagement->loadScript(path); |
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457 | qDebug() << "setup management using script" << path; |
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458 | } |
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468 | werner | 459 | |
460 | |||
92 | Werner | 461 | } |
105 | Werner | 462 | |
463 | |||
543 | werner | 464 | ResourceUnit *Model::ru(QPointF coord) |
105 | Werner | 465 | { |
106 | Werner | 466 | if (!mRUmap.isEmpty() && mRUmap.coordValid(coord)) |
467 | return mRUmap.valueAt(coord); |
||
281 | werner | 468 | return ru(); // default RU if there is only one |
105 | Werner | 469 | } |
470 | |||
286 | werner | 471 | void Model::initOutputDatabase() |
472 | { |
||
473 | GlobalSettings *g = GlobalSettings::instance(); |
||
474 | QString dbPath = g->path(g->settings().value("system.database.out"), "output"); |
||
475 | // create run-metadata |
||
476 | int maxid = SqlHelper::queryValue("select max(id) from runs", g->dbin()).toInt(); |
||
477 | |||
478 | maxid++; |
||
479 | QString timestamp = QDateTime::currentDateTime().toString("yyyyMMdd_hhmmss"); |
||
287 | werner | 480 | SqlHelper::executeSql(QString("insert into runs (id, timestamp) values (%1, '%2')").arg(maxid).arg(timestamp), g->dbin()); |
286 | werner | 481 | // replace path information |
482 | dbPath.replace("$id$", QString::number(maxid)); |
||
483 | dbPath.replace("$date$", timestamp); |
||
484 | // setup final path |
||
485 | g->setupDatabaseConnection("out", dbPath, false); |
||
486 | |||
487 | } |
||
488 | |||
615 | werner | 489 | ResourceUnit *nc_sapling_growth(ResourceUnit *unit) |
440 | werner | 490 | { |
632 | werner | 491 | try { |
492 | // define a height map for the current resource unit on the stack and clear it |
||
493 | float sapling_map[cPxPerRU*cPxPerRU]; |
||
494 | for (int i=0;i<cPxPerRU*cPxPerRU;i++) sapling_map[i]=0.f; |
||
495 | unit->setSaplingHeightMap(sapling_map); |
||
444 | werner | 496 | |
450 | werner | 497 | |
451 | werner | 498 | // (1) calculate the growth of (already established) saplings (populate sapling map) |
455 | werner | 499 | foreach (const ResourceUnitSpecies *rus, unit->ruSpecies()) { |
500 | const_cast<ResourceUnitSpecies*>(rus)->calclulateSaplingGrowth(); |
||
440 | werner | 501 | } |
615 | werner | 502 | |
503 | } catch (const IException& e) { |
||
632 | werner | 504 | GlobalSettings::instance()->controller()->throwError(e.message()); |
615 | werner | 505 | } |
506 | return unit; |
||
507 | |||
508 | } |
||
509 | |||
510 | /// multithreaded running function for the resource unit level establishment |
||
511 | ResourceUnit *nc_establishment(ResourceUnit *unit) |
||
512 | { |
||
513 | try { |
||
514 | |||
450 | werner | 515 | // (2) calculate the establishment probabilities of new saplings |
455 | werner | 516 | foreach (const ResourceUnitSpecies *rus, unit->ruSpecies()) { |
517 | const_cast<ResourceUnitSpecies*>(rus)->calclulateEstablishment(); |
||
450 | werner | 518 | } |
615 | werner | 519 | |
440 | werner | 520 | } catch (const IException& e) { |
632 | werner | 521 | GlobalSettings::instance()->controller()->throwError(e.message()); |
440 | werner | 522 | } |
632 | werner | 523 | |
440 | werner | 524 | return unit; |
525 | } |
||
526 | |||
475 | werner | 527 | /// multithreaded execution of the carbon cycle routine |
528 | ResourceUnit *nc_carbonCycle(ResourceUnit *unit) |
||
529 | { |
||
611 | werner | 530 | try { |
632 | werner | 531 | // (1) do calculations on snag dynamics for the resource unit |
532 | unit->calculateCarbonCycle(); |
||
533 | // (2) do the soil carbon and nitrogen dynamics calculations (ICBM/2N) |
||
534 | } catch (const IException& e) { |
||
535 | GlobalSettings::instance()->controller()->throwError(e.message()); |
||
611 | werner | 536 | } |
537 | |||
475 | werner | 538 | return unit; |
539 | } |
||
540 | |||
440 | werner | 541 | /// beforeRun performs several steps before the models starts running. |
542 | /// inter alia: * setup of the stands |
||
543 | /// * setup of the climates |
||
105 | Werner | 544 | void Model::beforeRun() |
545 | { |
||
395 | werner | 546 | // setup outputs |
547 | // setup output database |
||
539 | werner | 548 | if (GlobalSettings::instance()->dbout().isOpen()) |
549 | GlobalSettings::instance()->dbout().close(); |
||
395 | werner | 550 | initOutputDatabase(); |
551 | GlobalSettings::instance()->outputManager()->setup(); |
||
552 | GlobalSettings::instance()->clearDebugLists(); |
||
553 | |||
105 | Werner | 554 | // initialize stands |
251 | werner | 555 | { |
106 | Werner | 556 | DebugTimer loadtrees("load trees"); |
557 | StandLoader loader(this); |
||
558 | loader.processInit(); |
||
251 | werner | 559 | } |
106 | Werner | 560 | |
214 | werner | 561 | // load climate |
251 | werner | 562 | { |
734 | werner | 563 | if (logLevelDebug()) qDebug() << "attempting to load climate..." ; |
251 | werner | 564 | DebugTimer loadclim("load climate"); |
214 | werner | 565 | foreach(Climate *c, mClimates) |
280 | werner | 566 | if (!c->isSetup()) |
567 | c->setup(); |
||
214 | werner | 568 | |
251 | werner | 569 | } |
570 | |||
571 | { DebugTimer loadinit("load standstatistics"); |
||
734 | werner | 572 | if (logLevelDebug()) qDebug() << "attempting to calculate initial stand statistics (incl. apply and read pattern)..." ; |
135 | Werner | 573 | Tree::setGrid(mGrid, mHeightGrid); |
737 | werner | 574 | // debugCheckAllTrees(); // introduced for debugging session (2012-04-06) |
135 | Werner | 575 | applyPattern(); |
576 | readPattern(); |
||
106 | Werner | 577 | |
376 | werner | 578 | // force the compilation of initial stand statistics |
241 | werner | 579 | createStandStatistics(); |
251 | werner | 580 | } |
286 | werner | 581 | |
264 | werner | 582 | // outputs to create with inital state (without any growth) are called here: |
257 | werner | 583 | GlobalSettings::instance()->outputManager()->execute("stand"); // year=0 |
504 | werner | 584 | GlobalSettings::instance()->outputManager()->execute("sapling"); // year=0 |
264 | werner | 585 | GlobalSettings::instance()->outputManager()->execute("tree"); // year=0 |
395 | werner | 586 | GlobalSettings::instance()->outputManager()->execute("dynamicstand"); // year=0 |
264 | werner | 587 | |
257 | werner | 588 | GlobalSettings::instance()->setCurrentYear(1); // set to first year |
105 | Werner | 589 | } |
590 | |||
331 | werner | 591 | /** Main model runner. |
592 | The sequence of actions is as follows: |
||
593 | (1) Load the climate of the new year |
||
594 | (2) Reset statistics for resource unit as well as for dead/managed trees |
||
714 | werner | 595 | (3) Invoke Management. |
331 | werner | 596 | (4) *after* that, calculate Light patterns |
597 | (5) 3PG on stand level, tree growth. Clear stand-statistcs before they are filled by single-tree-growth. calculate water cycle (with LAIs before management) |
||
440 | werner | 598 | (6) execute Regeneration |
714 | werner | 599 | (7) invoke disturbance modules |
600 | (8) calculate statistics for the year |
||
601 | (9) write database outputs |
||
331 | werner | 602 | */ |
105 | Werner | 603 | void Model::runYear() |
604 | { |
||
223 | werner | 605 | DebugTimer t("Model::runYear()"); |
615 | werner | 606 | GlobalSettings::instance()->systemStatistics()->reset(); |
707 | werner | 607 | RandomGenerator::checkGenerator(); // see if we need to generate new numbers... |
649 | werner | 608 | // initalization at start of year for external modules |
609 | mModules->yearBegin(); |
||
341 | werner | 610 | // execute scheduled events for the current year |
611 | if (mTimeEvents) |
||
612 | mTimeEvents->run(); |
||
613 | |||
614 | // load the next year of the climate database |
||
214 | werner | 615 | foreach(Climate *c, mClimates) |
616 | c->nextYear(); |
||
617 | |||
278 | werner | 618 | // reset statistics |
619 | foreach(ResourceUnit *ru, mRU) |
||
620 | ru->newYear(); |
||
621 | |||
391 | werner | 622 | foreach(SpeciesSet *set, mSpeciesSets) |
623 | set->newYear(); |
||
278 | werner | 624 | // management |
615 | werner | 625 | if (mManagement) { |
626 | DebugTimer t("management"); |
||
278 | werner | 627 | mManagement->run(); |
615 | werner | 628 | GlobalSettings::instance()->systemStatistics()->tManagement+=t.elapsed(); |
629 | } |
||
278 | werner | 630 | |
214 | werner | 631 | // process a cycle of individual growth |
277 | werner | 632 | applyPattern(); // create Light Influence Patterns |
633 | readPattern(); // readout light state of individual trees |
||
634 | grow(); // let the trees grow (growth on stand-level, tree-level, mortality) |
||
106 | Werner | 635 | |
391 | werner | 636 | // regeneration |
637 | if (settings().regenerationEnabled) { |
||
440 | werner | 638 | // seed dispersal |
483 | werner | 639 | DebugTimer tseed("Regeneration and Establishment"); |
391 | werner | 640 | foreach(SpeciesSet *set, mSpeciesSets) |
475 | werner | 641 | set->regeneration(); // parallel execution for each species set |
440 | werner | 642 | |
615 | werner | 643 | GlobalSettings::instance()->systemStatistics()->tSeedDistribution+=tseed.elapsed(); |
440 | werner | 644 | tseed.showElapsed(); |
645 | // establishment |
||
615 | werner | 646 | { DebugTimer t("saplingGrowth"); |
647 | executePerResourceUnit( nc_sapling_growth, false /* true: force single thraeded operation */); |
||
648 | GlobalSettings::instance()->systemStatistics()->tSaplingGrowth+=t.elapsed(); |
||
649 | } |
||
650 | { |
||
440 | werner | 651 | DebugTimer t("establishment"); |
475 | werner | 652 | executePerResourceUnit( nc_establishment, false /* true: force single thraeded operation */); |
615 | werner | 653 | GlobalSettings::instance()->systemStatistics()->tEstablishment+=t.elapsed(); |
654 | } |
||
655 | } |
||
440 | werner | 656 | |
468 | werner | 657 | // calculate soil / snag dynamics |
475 | werner | 658 | if (settings().carbonCycleEnabled) { |
659 | DebugTimer ccycle("carbon cylce"); |
||
660 | executePerResourceUnit( nc_carbonCycle, false /* true: force single thraeded operation */); |
||
615 | werner | 661 | GlobalSettings::instance()->systemStatistics()->tCarbonCycle+=ccycle.elapsed(); |
662 | |||
475 | werner | 663 | } |
649 | werner | 664 | |
665 | // external modules/disturbances |
||
666 | mModules->run(); |
||
667 | |||
664 | werner | 668 | foreach(ResourceUnit *ru, mRU) { |
720 | werner | 669 | // remove trees that died during disturbances. |
670 | if (ru->hasDiedTrees()) { |
||
671 | ru->cleanTreeList(); // clean up the died trees |
||
672 | ru->recreateStandStatistics(); // re-evaluate the stand statistics for this resource unit |
||
673 | } |
||
664 | werner | 674 | } |
675 | |||
615 | werner | 676 | DebugTimer toutput("outputs"); |
278 | werner | 677 | // calculate statistics |
678 | foreach(ResourceUnit *ru, mRU) |
||
679 | ru->yearEnd(); |
||
124 | Werner | 680 | |
277 | werner | 681 | // create outputs |
184 | werner | 682 | OutputManager *om = GlobalSettings::instance()->outputManager(); |
285 | werner | 683 | om->execute("tree"); // single tree output |
278 | werner | 684 | om->execute("stand"); //resource unit level x species |
504 | werner | 685 | om->execute("sapling"); // sapling layer per RU x species |
278 | werner | 686 | om->execute("production_month"); // 3pg responses growth per species x RU x month |
285 | werner | 687 | om->execute("dynamicstand"); // output with user-defined columns (based on species x RU) |
278 | werner | 688 | om->execute("standdead"); // resource unit level x species |
689 | om->execute("management"); // resource unit level x species |
||
587 | werner | 690 | om->execute("carbon"); // resource unit level, carbon pools above and belowground |
609 | werner | 691 | om->execute("carbonflow"); // resource unit level, GPP, NPP and total carbon flows (atmosphere, harvest, ...) |
185 | werner | 692 | |
615 | werner | 693 | GlobalSettings::instance()->systemStatistics()->tWriteOutput+=toutput.elapsed(); |
694 | GlobalSettings::instance()->systemStatistics()->tTotalYear+=t.elapsed(); |
||
695 | GlobalSettings::instance()->systemStatistics()->writeOutput(); |
||
696 | |||
162 | werner | 697 | GlobalSettings::instance()->setCurrentYear(GlobalSettings::instance()->currentYear()+1); |
105 | Werner | 698 | } |
699 | |||
278 | werner | 700 | |
701 | |||
105 | Werner | 702 | void Model::afterStop() |
703 | { |
||
704 | // do some cleanup |
||
705 | } |
||
106 | Werner | 706 | |
369 | werner | 707 | /// multithreaded running function for LIP printing |
187 | iland | 708 | ResourceUnit* nc_applyPattern(ResourceUnit *unit) |
106 | Werner | 709 | { |
710 | |||
711 | QVector<Tree>::iterator tit; |
||
118 | Werner | 712 | QVector<Tree>::iterator tend = unit->trees().end(); |
107 | Werner | 713 | |
632 | werner | 714 | try { |
107 | Werner | 715 | |
632 | werner | 716 | // light concurrence influence |
717 | if (!GlobalSettings::instance()->settings().paramValueBool("torus")) { |
||
718 | // height dominance grid |
||
719 | for (tit=unit->trees().begin(); tit!=tend; ++tit) |
||
720 | (*tit).heightGrid(); // just do it ;) |
||
155 | werner | 721 | |
632 | werner | 722 | for (tit=unit->trees().begin(); tit!=tend; ++tit) |
723 | (*tit).applyLIP(); // just do it ;) |
||
155 | werner | 724 | |
632 | werner | 725 | } else { |
726 | // height dominance grid |
||
727 | for (tit=unit->trees().begin(); tit!=tend; ++tit) |
||
728 | (*tit).heightGrid_torus(); // just do it ;) |
||
155 | werner | 729 | |
632 | werner | 730 | for (tit=unit->trees().begin(); tit!=tend; ++tit) |
731 | (*tit).applyLIP_torus(); // do it the wraparound way |
||
732 | } |
||
733 | return unit; |
||
734 | } catch (const IException &e) { |
||
735 | GlobalSettings::instance()->controller()->throwError(e.message()); |
||
118 | Werner | 736 | } |
737 | return unit; |
||
738 | } |
||
106 | Werner | 739 | |
369 | werner | 740 | /// multithreaded running function for LIP value extraction |
187 | iland | 741 | ResourceUnit *nc_readPattern(ResourceUnit *unit) |
118 | Werner | 742 | { |
743 | QVector<Tree>::iterator tit; |
||
744 | QVector<Tree>::iterator tend = unit->trees().end(); |
||
632 | werner | 745 | try { |
746 | if (!GlobalSettings::instance()->settings().paramValueBool("torus")) { |
||
747 | for (tit=unit->trees().begin(); tit!=tend; ++tit) |
||
748 | (*tit).readLIF(); // multipliactive approach |
||
749 | } else { |
||
750 | for (tit=unit->trees().begin(); tit!=tend; ++tit) |
||
751 | (*tit).readLIF_torus(); // do it the wraparound way |
||
752 | } |
||
753 | } catch (const IException &e) { |
||
754 | GlobalSettings::instance()->controller()->throwError(e.message()); |
||
118 | Werner | 755 | } |
756 | return unit; |
||
106 | Werner | 757 | } |
758 | |||
369 | werner | 759 | /// multithreaded running function for the growth of individual trees |
187 | iland | 760 | ResourceUnit *nc_grow(ResourceUnit *unit) |
118 | Werner | 761 | { |
762 | QVector<Tree>::iterator tit; |
||
763 | QVector<Tree>::iterator tend = unit->trees().end(); |
||
632 | werner | 764 | try { |
765 | unit->beforeGrow(); // reset statistics |
||
766 | // calculate light responses |
||
767 | // responses are based on *modified* values for LightResourceIndex |
||
768 | for (tit=unit->trees().begin(); tit!=tend; ++tit) { |
||
769 | (*tit).calcLightResponse(); |
||
770 | } |
||
118 | Werner | 771 | |
632 | werner | 772 | unit->calculateInterceptedArea(); |
251 | werner | 773 | |
632 | werner | 774 | for (tit=unit->trees().begin(); tit!=tend; ++tit) { |
775 | (*tit).grow(); // actual growth of individual trees |
||
776 | } |
||
777 | } catch (const IException &e) { |
||
778 | GlobalSettings::instance()->controller()->throwError(e.message()); |
||
118 | Werner | 779 | } |
615 | werner | 780 | |
781 | GlobalSettings::instance()->systemStatistics()->treeCount+=unit->trees().count(); |
||
118 | Werner | 782 | return unit; |
783 | } |
||
784 | |||
369 | werner | 785 | /// multithreaded running function for the resource level production |
786 | ResourceUnit *nc_production(ResourceUnit *unit) |
||
787 | { |
||
632 | werner | 788 | try { |
789 | unit->production(); |
||
790 | } catch (const IException &e) { |
||
791 | GlobalSettings::instance()->controller()->throwError(e.message()); |
||
792 | } |
||
369 | werner | 793 | return unit; |
794 | } |
||
795 | |||
440 | werner | 796 | |
124 | Werner | 797 | void Model::test() |
798 | { |
||
799 | // Test-funktion: braucht 1/3 time von readGrid() |
||
800 | DebugTimer t("test"); |
||
801 | FloatGrid averaged = mGrid->averaged(10); |
||
802 | int count = 0; |
||
803 | float *end = averaged.end(); |
||
804 | for (float *p=averaged.begin(); p!=end; ++p) |
||
805 | if (*p > 0.9) |
||
806 | count++; |
||
807 | qDebug() << count << "LIF>0.9 of " << averaged.count(); |
||
808 | } |
||
809 | |||
734 | werner | 810 | void Model::debugCheckAllTrees() |
811 | { |
||
812 | AllTreeIterator at(this); |
||
813 | bool has_errors = false; double dummy=0.; |
||
814 | while (Tree *t = at.next()) { |
||
815 | // plausibility |
||
816 | if (t->dbh()<0 || t->dbh()>10000. || t->biomassFoliage()<0. || t->height()>1000. || t->height() < 0. |
||
817 | || t->biomassFoliage() <0.) |
||
818 | has_errors = true; |
||
819 | // check for objects.... |
||
820 | dummy = t->stamp()->offset() + t->ru()->ruSpecies()[1]->statistics().count(); |
||
821 | } |
||
822 | if (has_errors) |
||
823 | qDebug() << "model: debugCheckAllTrees found problems" << dummy; |
||
824 | } |
||
825 | |||
118 | Werner | 826 | void Model::applyPattern() |
827 | { |
||
828 | |||
829 | DebugTimer t("applyPattern()"); |
||
830 | // intialize grids... |
||
720 | werner | 831 | initializeGrid(); |
551 | werner | 832 | |
406 | werner | 833 | // initialize height grid with a value of 4m. This is the height of the regeneration layer |
551 | werner | 834 | for (HeightGridValue *h=mHeightGrid->begin();h!=mHeightGrid->end();++h) { |
835 | h->resetCount(); // set count = 0, but do not touch the flags |
||
836 | h->height = 4.f; |
||
837 | } |
||
118 | Werner | 838 | |
123 | Werner | 839 | threadRunner.run(nc_applyPattern); |
615 | werner | 840 | GlobalSettings::instance()->systemStatistics()->tApplyPattern+=t.elapsed(); |
118 | Werner | 841 | } |
842 | |||
106 | Werner | 843 | void Model::readPattern() |
844 | { |
||
845 | DebugTimer t("readPattern()"); |
||
123 | Werner | 846 | threadRunner.run(nc_readPattern); |
615 | werner | 847 | GlobalSettings::instance()->systemStatistics()->tReadPattern+=t.elapsed(); |
848 | |||
106 | Werner | 849 | } |
850 | |||
331 | werner | 851 | /** Main function for the growth of stands and trees. |
852 | This includes several steps. |
||
853 | (1) calculate the stocked area (i.e. count pixels in height grid) |
||
854 | (2) 3PG production (including response calculation, water cycle) |
||
855 | (3) single tree growth (including mortality) |
||
856 | (4) cleanup of tree lists (remove dead trees) |
||
857 | */ |
||
106 | Werner | 858 | void Model::grow() |
859 | { |
||
151 | iland | 860 | |
369 | werner | 861 | if (!settings().growthEnabled) |
862 | return; |
||
863 | { DebugTimer t("growRU()"); |
||
864 | calculateStockedArea(); |
||
113 | Werner | 865 | |
374 | werner | 866 | // multithreaded: mutex for the message handler in mainwindow solved the crashes. |
867 | threadRunner.run(nc_production); |
||
370 | werner | 868 | } |
869 | |||
870 | DebugTimer t("growTrees()"); |
||
251 | werner | 871 | threadRunner.run(nc_grow); // actual growth of individual trees |
159 | werner | 872 | |
187 | iland | 873 | foreach(ResourceUnit *ru, mRU) { |
159 | werner | 874 | ru->cleanTreeList(); |
376 | werner | 875 | ru->afterGrow(); |
168 | werner | 876 | //qDebug() << (b-n) << "trees died (of" << b << ")."; |
159 | werner | 877 | } |
615 | werner | 878 | GlobalSettings::instance()->systemStatistics()->tTreeGrowth+=t.elapsed(); |
123 | Werner | 879 | } |
151 | iland | 880 | |
240 | werner | 881 | /** calculate for each resource unit the fraction of area which is stocked. |
882 | This is done by checking the pixels of the global height grid. |
||
151 | iland | 883 | */ |
884 | void Model::calculateStockedArea() |
||
885 | { |
||
886 | // iterate over the whole heightgrid and count pixels for each ressource unit |
||
887 | HeightGridValue *end = mHeightGrid->end(); |
||
888 | QPointF cp; |
||
187 | iland | 889 | ResourceUnit *ru; |
151 | iland | 890 | for (HeightGridValue *i=mHeightGrid->begin(); i!=end; ++i) { |
891 | cp = mHeightGrid->cellCenterPoint(mHeightGrid->indexOf(i)); |
||
892 | if (mRUmap.coordValid(cp)) { |
||
893 | ru = mRUmap.valueAt(cp); |
||
894 | if (ru) { |
||
285 | werner | 895 | ru->countStockedPixel( (*i).count()>0 ); |
151 | iland | 896 | } |
897 | } |
||
898 | |||
899 | } |
||
900 | } |
||
240 | werner | 901 | |
664 | werner | 902 | /** calculate for each resource unit the stockable area. |
574 | werner | 903 | "stockability" is determined by the isValid flag of resource units which in turn |
904 | is derived from stand grid values. |
||
905 | */ |
||
906 | void Model::calculateStockableArea() |
||
907 | { |
||
908 | |||
909 | foreach(ResourceUnit *ru, mRU) { |
||
720 | werner | 910 | // // |
911 | // if (ru->id()==-1) { |
||
912 | // ru->setStockableArea(0.); |
||
913 | // continue; |
||
914 | // } |
||
574 | werner | 915 | GridRunner<HeightGridValue> runner(*mHeightGrid, ru->boundingBox()); |
916 | int valid=0, total=0; |
||
917 | while (runner.next()) { |
||
918 | if ( runner.current()->isValid() ) |
||
919 | valid++; |
||
920 | total++; |
||
921 | } |
||
575 | werner | 922 | if (total) { |
574 | werner | 923 | ru->setStockableArea( cHeightPixelArea * valid); |
734 | werner | 924 | if (valid==0 && ru->id()>-1) { |
925 | // invalidate this resource unit |
||
926 | ru->setID(-1); |
||
927 | } |
||
575 | werner | 928 | if (valid>0 && ru->id()==-1) { |
929 | qDebug() << "Warning: a resource unit has id=-1 but stockable area (id was set to 0)!!! ru: " << ru->boundingBox() << "with index" << ru->index(); |
||
930 | ru->setID(0); |
||
664 | werner | 931 | // test-code |
932 | //GridRunner<HeightGridValue> runner(*mHeightGrid, ru->boundingBox()); |
||
933 | //while (runner.next()) { |
||
934 | // qDebug() << mHeightGrid->cellCenterPoint(mHeightGrid->indexOf( runner.current() )) << ": " << runner.current()->isValid(); |
||
935 | //} |
||
585 | werner | 936 | |
575 | werner | 937 | } |
938 | } else |
||
574 | werner | 939 | throw IException("calculateStockableArea: resource unit without pixels!"); |
940 | |||
941 | } |
||
720 | werner | 942 | // mark those pixels that are at the edge of a "forest-out-of-area" |
943 | GridRunner<HeightGridValue> runner(*mHeightGrid, mHeightGrid->metricRect()); |
||
944 | HeightGridValue* neighbors[8]; |
||
945 | while (runner.next()) { |
||
946 | if (runner.current()->isForestOutside()) { |
||
947 | // if the current pixel is a "radiating" border pixel, |
||
948 | // then check the neighbors and set a flag if the pixel is a neighbor of a in-project-area pixel. |
||
949 | runner.neighbors8(neighbors); |
||
950 | for (int i=0;i<8;++i) |
||
951 | if (neighbors[i] && neighbors[i]->isValid()) |
||
952 | runner.current()->setIsRadiating(); |
||
953 | |||
954 | } |
||
955 | } |
||
956 | |||
574 | werner | 957 | } |
958 | |||
720 | werner | 959 | void Model::initializeGrid() |
960 | { |
||
961 | // fill the whole grid with a value of "1." |
||
962 | mGrid->initialize(1.f); |
||
574 | werner | 963 | |
720 | werner | 964 | // apply special values for grid cells border regions where out-of-area cells |
965 | // radiate into the main LIF grid. |
||
966 | QPoint p; |
||
967 | int ix_min, ix_max, iy_min, iy_max, ix_center, iy_center; |
||
968 | const int px_offset = cPxPerHeight / 2; // for 5 px per height grid cell, the offset is 2 |
||
969 | const int max_radiate_distance = 7; |
||
970 | const float step_width = 1.f / (float)max_radiate_distance; |
||
971 | int c_rad = 0; |
||
972 | for (HeightGridValue *hgv=mHeightGrid->begin(); hgv!=mHeightGrid->end(); ++hgv) { |
||
973 | if (hgv->isRadiating()) { |
||
974 | p=mHeightGrid->indexOf(hgv); |
||
975 | ix_min = p.x() * cPxPerHeight - max_radiate_distance + px_offset; |
||
976 | ix_max = ix_min + 2*max_radiate_distance + 1; |
||
977 | ix_center = ix_min + max_radiate_distance; |
||
978 | iy_min = p.y() * cPxPerHeight - max_radiate_distance + px_offset; |
||
979 | iy_max = iy_min + 2*max_radiate_distance + 1; |
||
980 | iy_center = iy_min + max_radiate_distance; |
||
981 | for (int y=iy_min; y<=iy_max; ++y) { |
||
982 | for (int x=ix_min; x<=ix_max; ++x) { |
||
802 | werner | 983 | if (!mGrid->isIndexValid(x,y) || !(*mHeightGrid)(x/cPxPerHeight, y/cPxPerHeight).isValid()) |
720 | werner | 984 | continue; |
985 | float value = qMax(qAbs(x-ix_center), qAbs(y-iy_center)) * step_width; |
||
986 | float &v = mGrid->valueAtIndex(x, y); |
||
987 | if (value>=0.f && v>value) |
||
988 | v = value; |
||
989 | } |
||
990 | } |
||
991 | c_rad++; |
||
992 | } |
||
993 | } |
||
721 | werner | 994 | if (logLevelDebug()) |
995 | qDebug() << "initialize grid:" << c_rad << "radiating pixels..."; |
||
720 | werner | 996 | |
997 | } |
||
998 | |||
999 | |||
241 | werner | 1000 | /// Force the creation of stand statistics. |
1001 | /// - stocked area (for resourceunit-areas) |
||
1002 | /// - ru - statistics |
||
240 | werner | 1003 | void Model::createStandStatistics() |
1004 | { |
||
241 | werner | 1005 | calculateStockedArea(); |
482 | werner | 1006 | foreach(ResourceUnit *ru, mRU) { |
1007 | ru->addTreeAgingForAllTrees(); |
||
240 | werner | 1008 | ru->createStandStatistics(); |
482 | werner | 1009 | } |
240 | werner | 1010 | } |
584 | werner | 1011 | |
1012 |