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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" |
808 | werner | 35 | #include "debugtimer.h" |
281 | werner | 36 | #include "environment.h" |
340 | werner | 37 | #include "timeevents.h" |
106 | Werner | 38 | #include "helper.h" |
189 | iland | 39 | #include "resourceunit.h" |
208 | werner | 40 | #include "climate.h" |
92 | Werner | 41 | #include "speciesset.h" |
106 | Werner | 42 | #include "standloader.h" |
43 | #include "tree.h" |
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185 | werner | 44 | #include "management.h" |
200 | werner | 45 | #include "modelsettings.h" |
615 | werner | 46 | #include "standstatistics.h" |
543 | werner | 47 | #include "mapgrid.h" |
632 | werner | 48 | #include "modelcontroller.h" |
641 | werner | 49 | #include "modules.h" |
654 | werner | 50 | #include "dem.h" |
92 | Werner | 51 | |
202 | werner | 52 | #include "outputmanager.h" |
176 | werner | 53 | |
890 | werner | 54 | #include "forestmanagementengine.h" |
55 | |||
105 | Werner | 56 | #include <QtCore> |
57 | #include <QtXml> |
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58 | |||
107 | Werner | 59 | /** iterate over all trees of the model. return NULL if all trees processed. |
60 | Usage: |
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61 | @code |
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62 | AllTreeIterator trees(model); |
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63 | while (Tree *tree = trees.next()) { // returns NULL when finished. |
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64 | tree->something(); // do something |
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65 | } |
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281 | werner | 66 | @endcode */ |
107 | Werner | 67 | Tree *AllTreeIterator::next() |
68 | { |
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143 | Werner | 69 | |
107 | Werner | 70 | if (!mTreeEnd) { |
71 | // initialize to first ressource unit |
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72 | mRUIterator = mModel->ruList().constBegin(); |
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314 | werner | 73 | // fast forward to the first RU with trees |
74 | while (mRUIterator!=mModel->ruList().constEnd()) { |
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75 | if ((*mRUIterator)->trees().count()>0) |
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76 | break; |
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753 | werner | 77 | ++mRUIterator; |
314 | werner | 78 | } |
79 | // finished if all RU processed |
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80 | if (mRUIterator == mModel->ruList().constEnd()) |
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81 | return NULL; |
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143 | Werner | 82 | mTreeEnd = &((*mRUIterator)->trees().back()) + 1; // let end point to "1 after end" (STL-style) |
107 | Werner | 83 | mCurrent = &((*mRUIterator)->trees().front()); |
84 | } |
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85 | if (mCurrent==mTreeEnd) { |
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753 | werner | 86 | ++mRUIterator; // switch to next RU (loop until RU with trees is found) |
314 | werner | 87 | while (mRUIterator!=mModel->ruList().constEnd()) { |
88 | if ((*mRUIterator)->trees().count()>0) { |
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89 | break; |
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90 | } |
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753 | werner | 91 | ++mRUIterator; |
314 | werner | 92 | } |
107 | Werner | 93 | if (mRUIterator == mModel->ruList().constEnd()) { |
143 | Werner | 94 | mCurrent = NULL; |
95 | return NULL; // finished!! |
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107 | Werner | 96 | }else { |
143 | Werner | 97 | mTreeEnd = &((*mRUIterator)->trees().back()) + 1; |
107 | Werner | 98 | mCurrent = &((*mRUIterator)->trees().front()); |
99 | } |
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100 | } |
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143 | Werner | 101 | |
102 | return mCurrent++; |
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107 | Werner | 103 | } |
157 | werner | 104 | Tree *AllTreeIterator::nextLiving() |
105 | { |
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106 | while (Tree *t = next()) |
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158 | werner | 107 | if (!t->isDead()) return t; |
157 | werner | 108 | return NULL; |
109 | } |
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110 | Tree *AllTreeIterator::current() const |
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111 | { |
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112 | return mCurrent?mCurrent-1:NULL; |
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113 | } |
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107 | Werner | 114 | |
115 | |||
200 | werner | 116 | ModelSettings Model::mSettings; |
92 | Werner | 117 | Model::Model() |
118 | { |
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119 | initialize(); |
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137 | Werner | 120 | GlobalSettings::instance()->setModel(this); |
767 | werner | 121 | GlobalSettings::instance()->resetScriptEngine(); // clear the script |
130 | Werner | 122 | QString dbg="running in release mode."; |
442 | werner | 123 | DBGMODE( dbg="running in debug mode."; ); |
130 | Werner | 124 | qDebug() << dbg; |
92 | Werner | 125 | } |
126 | |||
127 | Model::~Model() |
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128 | { |
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129 | clear(); |
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137 | Werner | 130 | GlobalSettings::instance()->setModel(NULL); |
92 | Werner | 131 | } |
132 | |||
133 | /** Initial setup of the Model. |
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134 | */ |
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135 | void Model::initialize() |
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136 | { |
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151 | iland | 137 | mSetup = false; |
162 | werner | 138 | GlobalSettings::instance()->setCurrentYear(0); |
151 | iland | 139 | mGrid = 0; |
140 | mHeightGrid = 0; |
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185 | werner | 141 | mManagement = 0; |
890 | werner | 142 | mABEManagement = 0; |
281 | werner | 143 | mEnvironment = 0; |
340 | werner | 144 | mTimeEvents = 0; |
549 | werner | 145 | mStandGrid = 0; |
641 | werner | 146 | mModules = 0; |
654 | werner | 147 | mDEM = 0; |
92 | Werner | 148 | } |
149 | |||
261 | werner | 150 | /** sets up the simulation space. |
151 | */ |
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103 | Werner | 152 | void Model::setupSpace() |
153 | { |
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194 | werner | 154 | XmlHelper xml(GlobalSettings::instance()->settings().node("model.world")); |
192 | werner | 155 | double cellSize = xml.value("cellSize", "2").toDouble(); |
156 | double width = xml.value("width", "100").toDouble(); |
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157 | double height = xml.value("height", "100").toDouble(); |
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549 | werner | 158 | double buffer = xml.value("buffer", "60").toDouble(); |
159 | mModelRect = QRectF(0., 0., width, height); |
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160 | |||
103 | Werner | 161 | qDebug() << QString("setup of the world: %1x%2m with cell-size=%3m and %4m buffer").arg(width).arg(height).arg(cellSize).arg(buffer); |
162 | |||
163 | QRectF total_grid(QPointF(-buffer, -buffer), QPointF(width+buffer, height+buffer)); |
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164 | qDebug() << "setup grid rectangle:" << total_grid; |
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165 | |||
151 | iland | 166 | if (mGrid) |
167 | delete mGrid; |
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103 | Werner | 168 | mGrid = new FloatGrid(total_grid, cellSize); |
156 | werner | 169 | mGrid->initialize(1.f); |
151 | iland | 170 | if (mHeightGrid) |
171 | delete mHeightGrid; |
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172 | mHeightGrid = new HeightGrid(total_grid, cellSize*5); |
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285 | werner | 173 | mHeightGrid->wipe(); // set all to zero |
156 | werner | 174 | Tree::setGrid(mGrid, mHeightGrid); |
105 | Werner | 175 | |
569 | werner | 176 | // setup the spatial location of the project area |
177 | if (xml.hasNode("location")) { |
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178 | // setup of spatial location |
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179 | double loc_x = xml.valueDouble("location.x"); |
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180 | double loc_y = xml.valueDouble("location.y"); |
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181 | double loc_z = xml.valueDouble("location.z"); |
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182 | double loc_rot = xml.valueDouble("location.rotation"); |
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183 | setupGISTransformation(loc_x, loc_y, loc_z, loc_rot); |
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184 | qDebug() << "setup of spatial location: x/y/z" << loc_x << loc_y << loc_z << "rotation:" << loc_rot; |
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185 | } else { |
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186 | setupGISTransformation(0., 0., 0., 0.); |
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187 | } |
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188 | |||
567 | werner | 189 | // load environment (multiple climates, speciesSets, ... |
190 | if (mEnvironment) |
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191 | delete mEnvironment; |
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192 | mEnvironment = new Environment(); |
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281 | werner | 193 | |
567 | werner | 194 | if (xml.valueBool("environmentEnabled", false)) { |
195 | QString env_file = GlobalSettings::instance()->path(xml.value("environmentFile")); |
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196 | bool grid_mode = (xml.value("environmentMode")=="grid"); |
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197 | QString grid_file = GlobalSettings::instance()->path(xml.value("environmentGrid")); |
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198 | if (grid_mode && QFile::exists(grid_file)) |
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199 | mEnvironment->setGridMode(grid_file); |
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200 | |||
201 | if (!mEnvironment->loadFromFile(env_file)) |
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202 | return; |
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203 | // retrieve species sets and climates: |
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204 | mSpeciesSets << mEnvironment->speciesSetList(); |
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205 | mClimates << mEnvironment->climateList(); |
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206 | } else { |
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207 | // load and prepare default values |
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208 | // (2) SpeciesSets: currently only one a global species set. |
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209 | SpeciesSet *speciesSet = new SpeciesSet(); |
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210 | mSpeciesSets.push_back(speciesSet); |
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211 | speciesSet->setup(); |
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212 | // Climate... |
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213 | Climate *c = new Climate(); |
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214 | mClimates.push_back(c); |
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215 | mEnvironment->setDefaultValues(c, speciesSet); |
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216 | } // environment? |
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217 | |||
218 | // time series data |
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219 | if (xml.valueBool(".timeEventsEnabled", false)) { |
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220 | mTimeEvents = new TimeEvents(); |
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584 | werner | 221 | mTimeEvents->loadFromFile(GlobalSettings::instance()->path(xml.value("timeEventsFile"), "script")); |
567 | werner | 222 | } |
223 | |||
646 | werner | 224 | |
105 | Werner | 225 | // simple case: create ressource units in a regular grid. |
194 | werner | 226 | if (xml.valueBool("resourceUnitsAsGrid")) { |
881 | werner | 227 | |
281 | werner | 228 | mRUmap.setup(QRectF(0., 0., width, height),100.); // Grid, that holds positions of resource units |
881 | werner | 229 | mRUmap.wipe(); |
646 | werner | 230 | |
539 | werner | 231 | bool mask_is_setup = false; |
232 | if (xml.valueBool("standGrid.enabled")) { |
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233 | QString fileName = GlobalSettings::instance()->path(xml.value("standGrid.fileName")); |
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882 | werner | 234 | mStandGrid = new MapGrid(fileName,false); // create stand grid index later |
543 | werner | 235 | |
549 | werner | 236 | if (mStandGrid->isValid()) { |
714 | werner | 237 | for (int i=0;i<mStandGrid->grid().count();i++) { |
238 | const int &grid_value = mStandGrid->grid().constValueAtIndex(i); |
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239 | mHeightGrid->valueAtIndex(i).setValid( grid_value > -1 ); |
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881 | werner | 240 | if (grid_value>-1) |
241 | mRUmap.valueAt(mStandGrid->grid().cellCenterPoint(i)) = (ResourceUnit*)1; |
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714 | werner | 242 | if (grid_value < -1) |
718 | werner | 243 | mHeightGrid->valueAtIndex(i).setForestOutside(true); |
714 | werner | 244 | } |
539 | werner | 245 | } |
246 | mask_is_setup = true; |
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802 | werner | 247 | } else { |
248 | if (!GlobalSettings::instance()->settings().paramValueBool("torus")) { |
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249 | // in the case we have no stand grid but only a large rectangle (without the torus option) |
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250 | // we assume a forest outside |
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251 | for (int i=0;i<mHeightGrid->count();++i) { |
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252 | const QPointF &p = mHeightGrid->cellCenterPoint(mHeightGrid->indexOf(i)); |
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253 | if (p.x() < 0. || p.x()>width || p.y()<0. || p.y()>height) { |
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254 | mHeightGrid->valueAtIndex(i).setForestOutside(true); |
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255 | mHeightGrid->valueAtIndex(i).setValid(false); |
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256 | } |
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257 | } |
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258 | |||
259 | } |
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539 | werner | 260 | } |
261 | |||
881 | werner | 262 | ResourceUnit **p; // ptr to ptr! |
263 | ResourceUnit *new_ru; |
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264 | |||
265 | int ru_index = 0; |
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266 | for (p=mRUmap.begin(); p!=mRUmap.end(); ++p) { |
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267 | QRectF r = mRUmap.cellRect(mRUmap.indexOf(p)); |
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268 | mEnvironment->setPosition( r.center() ); // if environment is 'disabled' default values from the project file are used. |
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889 | werner | 269 | if (!mStandGrid || !mStandGrid->isValid() || *p>0) { |
881 | werner | 270 | // create resource units for valid positions only |
271 | new_ru = new ResourceUnit(ru_index++); // create resource unit |
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272 | new_ru->setClimate( mEnvironment->climate() ); |
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273 | new_ru->setSpeciesSet( mEnvironment->speciesSet() ); |
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274 | new_ru->setup(); |
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275 | new_ru->setID( mEnvironment->currentID() ); // set id of resource unit in grid mode |
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276 | new_ru->setBoundingBox(r); |
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277 | mRU.append(new_ru); |
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889 | werner | 278 | *p = new_ru; // save in the RUmap grid |
881 | werner | 279 | } |
280 | } |
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281 | |||
889 | werner | 282 | if (mStandGrid && mStandGrid->isValid()) |
882 | werner | 283 | mStandGrid->createIndex(); |
881 | werner | 284 | // now store the pointers in the grid. |
285 | // Important: This has to be done after the mRU-QList is complete - otherwise pointers would |
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286 | // point to invalid memory when QList's memory is reorganized (expanding) |
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287 | // ru_index = 0; |
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288 | // for (p=mRUmap.begin();p!=mRUmap.end(); ++p) { |
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289 | // *p = mRU.value(ru_index++); |
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290 | // } |
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291 | qDebug() << "created a grid of ResourceUnits: count=" << mRU.count() << "number of RU-map-cells:" << mRUmap.count(); |
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292 | |||
293 | |||
574 | werner | 294 | calculateStockableArea(); |
295 | |||
285 | werner | 296 | // setup of the project area mask |
539 | werner | 297 | if (!mask_is_setup && xml.valueBool("areaMask.enabled", false) && xml.hasNode("areaMask.imageFile")) { |
285 | werner | 298 | // to be extended!!! e.g. to load ESRI-style text files.... |
299 | // setup a grid with the same size as the height grid... |
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300 | FloatGrid tempgrid((int)mHeightGrid->cellsize(), mHeightGrid->sizeX(), mHeightGrid->sizeY()); |
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301 | QString fileName = GlobalSettings::instance()->path(xml.value("areaMask.imageFile")); |
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302 | loadGridFromImage(fileName, tempgrid); // fetch from image |
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303 | for (int i=0;i<tempgrid.count(); i++) |
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304 | mHeightGrid->valueAtIndex(i).setValid( tempgrid.valueAtIndex(i)>0.99 ); |
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305 | qDebug() << "loaded project area mask from" << fileName; |
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306 | } |
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307 | |||
590 | werner | 308 | // list of "valid" resource units |
309 | QList<ResourceUnit*> valid_rus; |
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310 | foreach(ResourceUnit* ru, mRU) |
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311 | if (ru->id()!=-1) |
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312 | valid_rus.append(ru); |
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313 | |||
654 | werner | 314 | // setup of the digital elevation map (if present) |
315 | QString dem_file = xml.value("DEM"); |
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316 | if (!dem_file.isEmpty()) { |
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656 | werner | 317 | mDEM = new DEM(GlobalSettings::instance()->path(dem_file)); |
318 | // add them to the visuals... |
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319 | GlobalSettings::instance()->controller()->addGrid(mDEM, "DEM height", GridViewRainbow, 0, 1000); |
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320 | GlobalSettings::instance()->controller()->addGrid(mDEM->slopeGrid(), "DEM slope", GridViewRainbow, 0, 3); |
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321 | GlobalSettings::instance()->controller()->addGrid(mDEM->aspectGrid(), "DEM aspect", GridViewRainbow, 0, 360); |
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322 | GlobalSettings::instance()->controller()->addGrid(mDEM->viewGrid(), "DEM view", GridViewGray, 0, 1); |
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323 | |||
654 | werner | 324 | } |
325 | |||
646 | werner | 326 | // setup of external modules |
327 | mModules->setup(); |
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328 | if (mModules->hasSetupResourceUnits()) { |
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329 | for (ResourceUnit **p=mRUmap.begin(); p!=mRUmap.end(); ++p) { |
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330 | QRectF r = mRUmap.cellRect(mRUmap.indexOf(p)); |
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331 | mEnvironment->setPosition( r.center() ); // if environment is 'disabled' default values from the project file are used. |
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332 | mModules->setupResourceUnit( *p ); |
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333 | } |
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334 | } |
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335 | |||
767 | werner | 336 | // setup of scripting environment |
337 | ScriptGlobal::setupGlobalScripting(); |
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338 | |||
123 | Werner | 339 | // setup the helper that does the multithreading |
590 | werner | 340 | threadRunner.setup(valid_rus); |
194 | werner | 341 | threadRunner.setMultithreading(GlobalSettings::instance()->settings().valueBool("system.settings.multithreading")); |
123 | Werner | 342 | threadRunner.print(); |
105 | Werner | 343 | |
194 | werner | 344 | } else { |
345 | throw IException("resourceUnitsAsGrid MUST be set to true - at least currently :)"); |
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105 | Werner | 346 | } |
120 | Werner | 347 | mSetup = true; |
103 | Werner | 348 | } |
349 | |||
350 | |||
92 | Werner | 351 | /** clear() frees all ressources allocated with the run of a simulation. |
352 | |||
353 | */ |
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354 | void Model::clear() |
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355 | { |
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143 | Werner | 356 | mSetup = false; |
151 | iland | 357 | qDebug() << "Model clear: attempting to clear" << mRU.count() << "RU, " << mSpeciesSets.count() << "SpeciesSets."; |
92 | Werner | 358 | // clear ressource units |
103 | Werner | 359 | qDeleteAll(mRU); // delete ressource units (and trees) |
92 | Werner | 360 | mRU.clear(); |
103 | Werner | 361 | |
362 | qDeleteAll(mSpeciesSets); // delete species sets |
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92 | Werner | 363 | mSpeciesSets.clear(); |
103 | Werner | 364 | |
208 | werner | 365 | // delete climate data |
366 | qDeleteAll(mClimates); |
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367 | |||
151 | iland | 368 | // delete the grids |
369 | if (mGrid) |
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370 | delete mGrid; |
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371 | if (mHeightGrid) |
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372 | delete mHeightGrid; |
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185 | werner | 373 | if (mManagement) |
374 | delete mManagement; |
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281 | werner | 375 | if (mEnvironment) |
376 | delete mEnvironment; |
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340 | werner | 377 | if (mTimeEvents) |
378 | delete mTimeEvents; |
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549 | werner | 379 | if (mStandGrid) |
380 | delete mStandGrid; |
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641 | werner | 381 | if (mModules) |
382 | delete mModules; |
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654 | werner | 383 | if (mDEM) |
384 | delete mDEM; |
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890 | werner | 385 | if (mABEManagement) |
386 | delete mABEManagement; |
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103 | Werner | 387 | |
185 | werner | 388 | mGrid = 0; |
389 | mHeightGrid = 0; |
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390 | mManagement = 0; |
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281 | werner | 391 | mEnvironment = 0; |
340 | werner | 392 | mTimeEvents = 0; |
549 | werner | 393 | mStandGrid = 0; |
641 | werner | 394 | mModules = 0; |
654 | werner | 395 | mDEM = 0; |
890 | werner | 396 | mABEManagement = 0; |
185 | werner | 397 | |
583 | werner | 398 | GlobalSettings::instance()->outputManager()->close(); |
399 | |||
92 | Werner | 400 | qDebug() << "Model ressources freed."; |
401 | } |
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402 | |||
403 | /** Setup of the Simulation. |
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404 | This really creates the simulation environment and does the setup of various aspects. |
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405 | */ |
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102 | Werner | 406 | void Model::loadProject() |
92 | Werner | 407 | { |
109 | Werner | 408 | DebugTimer dt("load project"); |
93 | Werner | 409 | GlobalSettings *g = GlobalSettings::instance(); |
679 | werner | 410 | g->printDirecories(); |
102 | Werner | 411 | const XmlHelper &xml = g->settings(); |
189 | iland | 412 | |
93 | Werner | 413 | g->clearDatabaseConnections(); |
92 | Werner | 414 | // database connections: reset |
94 | Werner | 415 | GlobalSettings::instance()->clearDatabaseConnections(); |
286 | werner | 416 | // input and climate connection |
417 | // see initOutputDatabase() for output database |
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191 | werner | 418 | QString dbPath = g->path( xml.value("system.database.in"), "database"); |
194 | werner | 419 | GlobalSettings::instance()->setupDatabaseConnection("in", dbPath, true); |
193 | werner | 420 | dbPath = g->path( xml.value("system.database.climate"), "database"); |
194 | werner | 421 | GlobalSettings::instance()->setupDatabaseConnection("climate", dbPath, true); |
92 | Werner | 422 | |
200 | werner | 423 | mSettings.loadModelSettings(); |
424 | mSettings.print(); |
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416 | werner | 425 | // random seed: if stored value is <> 0, use this as the random seed (and produce hence always an equal sequence of random numbers) |
426 | uint seed = xml.value("system.settings.randomSeed","0").toUInt(); |
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708 | werner | 427 | RandomGenerator::setup(RandomGenerator::ergMersenneTwister, seed); // use the MersenneTwister as default |
428 | werner | 428 | // linearization of expressions: if true *and* linearize() is explicitely called, then |
429 | // function results will be cached over a defined range of values. |
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430 | bool do_linearization = xml.valueBool("system.settings.expressionLinearizationEnabled", false); |
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431 | Expression::setLinearizationEnabled(do_linearization); |
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431 | werner | 432 | if (do_linearization) |
433 | qDebug() << "The linearization of certains expressions is enabled (performance optimization)."; |
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434 | |||
435 | // log level |
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436 | QString log_level = xml.value("system.settings.logLevel", "debug").toLower(); |
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437 | if (log_level=="debug") setLogLevel(0); |
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438 | if (log_level=="info") setLogLevel(1); |
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439 | if (log_level=="warning") setLogLevel(2); |
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440 | if (log_level=="error") setLogLevel(3); |
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441 | |||
475 | werner | 442 | // snag dynamics / soil model enabled? (info used during setup of world) |
443 | changeSettings().carbonCycleEnabled = xml.valueBool("model.settings.carbonCycleEnabled", false); |
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528 | werner | 444 | // class size of snag classes |
445 | Snag::setupThresholds(xml.valueDouble("model.settings.soil.swdDBHClass12"), |
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446 | xml.valueDouble("model.settings.soil.swdDBHClass23")); |
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475 | werner | 447 | |
646 | werner | 448 | // setup of modules |
449 | if (mModules) |
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450 | delete mModules; |
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451 | mModules = new Modules(); |
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452 | |||
103 | Werner | 453 | setupSpace(); |
281 | werner | 454 | if (mRU.isEmpty()) |
455 | throw IException("Setup of Model: no resource units present!"); |
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185 | werner | 456 | |
457 | // (3) additional issues |
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837 | werner | 458 | // (3.1) load javascript code into the engine |
459 | ScriptGlobal::loadScript(g->path(xml.value("system.javascript.fileName"),"script")); |
||
460 | |||
461 | // (3.2) setup of regeneration |
||
391 | werner | 462 | changeSettings().regenerationEnabled = xml.valueBool("model.settings.regenerationEnabled", false); |
463 | if (settings().regenerationEnabled) { |
||
464 | foreach(SpeciesSet *ss, mSpeciesSets) |
||
465 | ss->setupRegeneration(); |
||
387 | werner | 466 | } |
493 | werner | 467 | Sapling::setRecruitmentVariation(xml.valueDouble("model.settings.seedDispersal.recruitmentDimensionVariation",0.1)); |
468 | werner | 468 | |
837 | werner | 469 | // (3.3) management |
890 | werner | 470 | bool use_abe = xml.valueBool("model.management.abeEnabled"); |
471 | if (use_abe) { |
||
472 | // use the agent based forest management engine |
||
473 | mABEManagement = new AMIE::ForestManagementEngine(); |
||
474 | // setup of ABE after loading of trees. |
||
475 | |||
476 | } else { |
||
477 | // use the standard management |
||
478 | QString mgmtFile = xml.value("model.management.file"); |
||
479 | if (!mgmtFile.isEmpty() && xml.valueBool("model.management.enabled")) { |
||
480 | mManagement = new Management(); |
||
481 | QString path = GlobalSettings::instance()->path(mgmtFile, "script"); |
||
482 | mManagement->loadScript(path); |
||
483 | qDebug() << "setup management using script" << path; |
||
484 | } |
||
185 | werner | 485 | } |
468 | werner | 486 | |
487 | |||
92 | Werner | 488 | } |
105 | Werner | 489 | |
490 | |||
543 | werner | 491 | ResourceUnit *Model::ru(QPointF coord) |
105 | Werner | 492 | { |
106 | Werner | 493 | if (!mRUmap.isEmpty() && mRUmap.coordValid(coord)) |
494 | return mRUmap.valueAt(coord); |
||
281 | werner | 495 | return ru(); // default RU if there is only one |
105 | Werner | 496 | } |
497 | |||
286 | werner | 498 | void Model::initOutputDatabase() |
499 | { |
||
500 | GlobalSettings *g = GlobalSettings::instance(); |
||
501 | QString dbPath = g->path(g->settings().value("system.database.out"), "output"); |
||
502 | // create run-metadata |
||
503 | int maxid = SqlHelper::queryValue("select max(id) from runs", g->dbin()).toInt(); |
||
504 | |||
505 | maxid++; |
||
506 | QString timestamp = QDateTime::currentDateTime().toString("yyyyMMdd_hhmmss"); |
||
287 | werner | 507 | SqlHelper::executeSql(QString("insert into runs (id, timestamp) values (%1, '%2')").arg(maxid).arg(timestamp), g->dbin()); |
286 | werner | 508 | // replace path information |
509 | dbPath.replace("$id$", QString::number(maxid)); |
||
510 | dbPath.replace("$date$", timestamp); |
||
511 | // setup final path |
||
512 | g->setupDatabaseConnection("out", dbPath, false); |
||
513 | |||
514 | } |
||
515 | |||
824 | werner | 516 | /// multithreaded running function for the resource unit level establishment |
517 | ResourceUnit *nc_sapling_growth_establishment(ResourceUnit *unit) |
||
440 | werner | 518 | { |
632 | werner | 519 | try { |
824 | werner | 520 | // define a height map for the current resource unit on the stack |
632 | werner | 521 | float sapling_map[cPxPerRU*cPxPerRU]; |
824 | werner | 522 | // set the map and initialize it: |
632 | werner | 523 | unit->setSaplingHeightMap(sapling_map); |
444 | werner | 524 | |
450 | werner | 525 | |
451 | werner | 526 | // (1) calculate the growth of (already established) saplings (populate sapling map) |
824 | werner | 527 | QList<ResourceUnitSpecies*>::const_iterator rus; |
528 | for (rus=unit->ruSpecies().cbegin(); rus!=unit->ruSpecies().cend(); ++rus) |
||
529 | (*rus)->calclulateSaplingGrowth(); |
||
615 | werner | 530 | |
824 | werner | 531 | // (2) calculate the establishment probabilities of new saplings |
532 | for (rus=unit->ruSpecies().cbegin(); rus!=unit->ruSpecies().cend(); ++rus) |
||
864 | werner | 533 | (*rus)->calculateEstablishment(); |
615 | werner | 534 | |
535 | |||
440 | werner | 536 | } catch (const IException& e) { |
632 | werner | 537 | GlobalSettings::instance()->controller()->throwError(e.message()); |
440 | werner | 538 | } |
632 | werner | 539 | |
824 | werner | 540 | unit->setSaplingHeightMap(0); // invalidate again |
440 | werner | 541 | return unit; |
824 | werner | 542 | |
440 | werner | 543 | } |
544 | |||
824 | werner | 545 | |
475 | werner | 546 | /// multithreaded execution of the carbon cycle routine |
547 | ResourceUnit *nc_carbonCycle(ResourceUnit *unit) |
||
548 | { |
||
611 | werner | 549 | try { |
632 | werner | 550 | // (1) do calculations on snag dynamics for the resource unit |
551 | unit->calculateCarbonCycle(); |
||
552 | // (2) do the soil carbon and nitrogen dynamics calculations (ICBM/2N) |
||
553 | } catch (const IException& e) { |
||
554 | GlobalSettings::instance()->controller()->throwError(e.message()); |
||
611 | werner | 555 | } |
556 | |||
475 | werner | 557 | return unit; |
558 | } |
||
559 | |||
440 | werner | 560 | /// beforeRun performs several steps before the models starts running. |
561 | /// inter alia: * setup of the stands |
||
562 | /// * setup of the climates |
||
105 | Werner | 563 | void Model::beforeRun() |
564 | { |
||
395 | werner | 565 | // setup outputs |
566 | // setup output database |
||
539 | werner | 567 | if (GlobalSettings::instance()->dbout().isOpen()) |
568 | GlobalSettings::instance()->dbout().close(); |
||
395 | werner | 569 | initOutputDatabase(); |
570 | GlobalSettings::instance()->outputManager()->setup(); |
||
571 | GlobalSettings::instance()->clearDebugLists(); |
||
572 | |||
105 | Werner | 573 | // initialize stands |
251 | werner | 574 | { |
106 | Werner | 575 | DebugTimer loadtrees("load trees"); |
576 | StandLoader loader(this); |
||
577 | loader.processInit(); |
||
251 | werner | 578 | } |
106 | Werner | 579 | |
214 | werner | 580 | // load climate |
251 | werner | 581 | { |
734 | werner | 582 | if (logLevelDebug()) qDebug() << "attempting to load climate..." ; |
251 | werner | 583 | DebugTimer loadclim("load climate"); |
214 | werner | 584 | foreach(Climate *c, mClimates) |
280 | werner | 585 | if (!c->isSetup()) |
586 | c->setup(); |
||
214 | werner | 587 | |
251 | werner | 588 | } |
589 | |||
590 | { DebugTimer loadinit("load standstatistics"); |
||
734 | werner | 591 | if (logLevelDebug()) qDebug() << "attempting to calculate initial stand statistics (incl. apply and read pattern)..." ; |
135 | Werner | 592 | Tree::setGrid(mGrid, mHeightGrid); |
737 | werner | 593 | // debugCheckAllTrees(); // introduced for debugging session (2012-04-06) |
135 | Werner | 594 | applyPattern(); |
595 | readPattern(); |
||
106 | Werner | 596 | |
376 | werner | 597 | // force the compilation of initial stand statistics |
241 | werner | 598 | createStandStatistics(); |
251 | werner | 599 | } |
286 | werner | 600 | |
890 | werner | 601 | // initalization of ABE |
602 | if (mABEManagement) { |
||
603 | DebugTimer t("ABESetup"); |
||
604 | mABEManagement->setup(); |
||
605 | } |
||
606 | |||
607 | |||
264 | werner | 608 | // outputs to create with inital state (without any growth) are called here: |
257 | werner | 609 | GlobalSettings::instance()->outputManager()->execute("stand"); // year=0 |
837 | werner | 610 | GlobalSettings::instance()->outputManager()->execute("landscape"); // year=0 |
504 | werner | 611 | GlobalSettings::instance()->outputManager()->execute("sapling"); // year=0 |
264 | werner | 612 | GlobalSettings::instance()->outputManager()->execute("tree"); // year=0 |
395 | werner | 613 | GlobalSettings::instance()->outputManager()->execute("dynamicstand"); // year=0 |
264 | werner | 614 | |
257 | werner | 615 | GlobalSettings::instance()->setCurrentYear(1); // set to first year |
105 | Werner | 616 | } |
617 | |||
331 | werner | 618 | /** Main model runner. |
619 | The sequence of actions is as follows: |
||
620 | (1) Load the climate of the new year |
||
621 | (2) Reset statistics for resource unit as well as for dead/managed trees |
||
714 | werner | 622 | (3) Invoke Management. |
331 | werner | 623 | (4) *after* that, calculate Light patterns |
624 | (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 | 625 | (6) execute Regeneration |
714 | werner | 626 | (7) invoke disturbance modules |
627 | (8) calculate statistics for the year |
||
628 | (9) write database outputs |
||
331 | werner | 629 | */ |
105 | Werner | 630 | void Model::runYear() |
631 | { |
||
223 | werner | 632 | DebugTimer t("Model::runYear()"); |
615 | werner | 633 | GlobalSettings::instance()->systemStatistics()->reset(); |
707 | werner | 634 | RandomGenerator::checkGenerator(); // see if we need to generate new numbers... |
649 | werner | 635 | // initalization at start of year for external modules |
636 | mModules->yearBegin(); |
||
341 | werner | 637 | // execute scheduled events for the current year |
638 | if (mTimeEvents) |
||
639 | mTimeEvents->run(); |
||
640 | |||
641 | // load the next year of the climate database |
||
214 | werner | 642 | foreach(Climate *c, mClimates) |
643 | c->nextYear(); |
||
644 | |||
278 | werner | 645 | // reset statistics |
646 | foreach(ResourceUnit *ru, mRU) |
||
647 | ru->newYear(); |
||
648 | |||
391 | werner | 649 | foreach(SpeciesSet *set, mSpeciesSets) |
650 | set->newYear(); |
||
890 | werner | 651 | // management classic |
615 | werner | 652 | if (mManagement) { |
653 | DebugTimer t("management"); |
||
278 | werner | 654 | mManagement->run(); |
615 | werner | 655 | GlobalSettings::instance()->systemStatistics()->tManagement+=t.elapsed(); |
656 | } |
||
890 | werner | 657 | // ... or ABE (the agent based variant) |
658 | if (mABEManagement) { |
||
659 | DebugTimer t("ABERun"); |
||
660 | mABEManagement->run(); |
||
661 | GlobalSettings::instance()->systemStatistics()->tManagement+=t.elapsed(); |
||
662 | } |
||
278 | werner | 663 | |
214 | werner | 664 | // process a cycle of individual growth |
277 | werner | 665 | applyPattern(); // create Light Influence Patterns |
666 | readPattern(); // readout light state of individual trees |
||
667 | grow(); // let the trees grow (growth on stand-level, tree-level, mortality) |
||
106 | Werner | 668 | |
391 | werner | 669 | // regeneration |
670 | if (settings().regenerationEnabled) { |
||
440 | werner | 671 | // seed dispersal |
483 | werner | 672 | DebugTimer tseed("Regeneration and Establishment"); |
391 | werner | 673 | foreach(SpeciesSet *set, mSpeciesSets) |
475 | werner | 674 | set->regeneration(); // parallel execution for each species set |
440 | werner | 675 | |
615 | werner | 676 | GlobalSettings::instance()->systemStatistics()->tSeedDistribution+=tseed.elapsed(); |
440 | werner | 677 | // establishment |
824 | werner | 678 | { DebugTimer t("saplingGrowthEstablishment"); |
679 | executePerResourceUnit( nc_sapling_growth_establishment, false /* true: force single thraeded operation */); |
||
864 | werner | 680 | GlobalSettings::instance()->systemStatistics()->tSaplingAndEstablishment+=t.elapsed(); |
615 | werner | 681 | } |
824 | werner | 682 | |
615 | werner | 683 | } |
440 | werner | 684 | |
468 | werner | 685 | // calculate soil / snag dynamics |
475 | werner | 686 | if (settings().carbonCycleEnabled) { |
687 | DebugTimer ccycle("carbon cylce"); |
||
688 | executePerResourceUnit( nc_carbonCycle, false /* true: force single thraeded operation */); |
||
615 | werner | 689 | GlobalSettings::instance()->systemStatistics()->tCarbonCycle+=ccycle.elapsed(); |
690 | |||
475 | werner | 691 | } |
649 | werner | 692 | |
693 | // external modules/disturbances |
||
694 | mModules->run(); |
||
695 | |||
664 | werner | 696 | foreach(ResourceUnit *ru, mRU) { |
720 | werner | 697 | // remove trees that died during disturbances. |
698 | if (ru->hasDiedTrees()) { |
||
699 | ru->cleanTreeList(); // clean up the died trees |
||
700 | ru->recreateStandStatistics(); // re-evaluate the stand statistics for this resource unit |
||
701 | } |
||
664 | werner | 702 | } |
703 | |||
615 | werner | 704 | DebugTimer toutput("outputs"); |
278 | werner | 705 | // calculate statistics |
706 | foreach(ResourceUnit *ru, mRU) |
||
707 | ru->yearEnd(); |
||
124 | Werner | 708 | |
277 | werner | 709 | // create outputs |
184 | werner | 710 | OutputManager *om = GlobalSettings::instance()->outputManager(); |
285 | werner | 711 | om->execute("tree"); // single tree output |
278 | werner | 712 | om->execute("stand"); //resource unit level x species |
837 | werner | 713 | om->execute("landscape"); //landscape x species |
504 | werner | 714 | om->execute("sapling"); // sapling layer per RU x species |
278 | werner | 715 | om->execute("production_month"); // 3pg responses growth per species x RU x month |
285 | werner | 716 | om->execute("dynamicstand"); // output with user-defined columns (based on species x RU) |
278 | werner | 717 | om->execute("standdead"); // resource unit level x species |
718 | om->execute("management"); // resource unit level x species |
||
587 | werner | 719 | om->execute("carbon"); // resource unit level, carbon pools above and belowground |
609 | werner | 720 | om->execute("carbonflow"); // resource unit level, GPP, NPP and total carbon flows (atmosphere, harvest, ...) |
185 | werner | 721 | |
615 | werner | 722 | GlobalSettings::instance()->systemStatistics()->tWriteOutput+=toutput.elapsed(); |
723 | GlobalSettings::instance()->systemStatistics()->tTotalYear+=t.elapsed(); |
||
724 | GlobalSettings::instance()->systemStatistics()->writeOutput(); |
||
725 | |||
162 | werner | 726 | GlobalSettings::instance()->setCurrentYear(GlobalSettings::instance()->currentYear()+1); |
105 | Werner | 727 | } |
728 | |||
278 | werner | 729 | |
730 | |||
105 | Werner | 731 | void Model::afterStop() |
732 | { |
||
733 | // do some cleanup |
||
734 | } |
||
106 | Werner | 735 | |
369 | werner | 736 | /// multithreaded running function for LIP printing |
187 | iland | 737 | ResourceUnit* nc_applyPattern(ResourceUnit *unit) |
106 | Werner | 738 | { |
739 | |||
740 | QVector<Tree>::iterator tit; |
||
118 | Werner | 741 | QVector<Tree>::iterator tend = unit->trees().end(); |
107 | Werner | 742 | |
632 | werner | 743 | try { |
107 | Werner | 744 | |
632 | werner | 745 | // light concurrence influence |
746 | if (!GlobalSettings::instance()->settings().paramValueBool("torus")) { |
||
747 | // height dominance grid |
||
748 | for (tit=unit->trees().begin(); tit!=tend; ++tit) |
||
749 | (*tit).heightGrid(); // just do it ;) |
||
155 | werner | 750 | |
632 | werner | 751 | for (tit=unit->trees().begin(); tit!=tend; ++tit) |
752 | (*tit).applyLIP(); // just do it ;) |
||
155 | werner | 753 | |
632 | werner | 754 | } else { |
755 | // height dominance grid |
||
756 | for (tit=unit->trees().begin(); tit!=tend; ++tit) |
||
757 | (*tit).heightGrid_torus(); // just do it ;) |
||
155 | werner | 758 | |
632 | werner | 759 | for (tit=unit->trees().begin(); tit!=tend; ++tit) |
760 | (*tit).applyLIP_torus(); // do it the wraparound way |
||
761 | } |
||
762 | return unit; |
||
763 | } catch (const IException &e) { |
||
764 | GlobalSettings::instance()->controller()->throwError(e.message()); |
||
118 | Werner | 765 | } |
766 | return unit; |
||
767 | } |
||
106 | Werner | 768 | |
369 | werner | 769 | /// multithreaded running function for LIP value extraction |
187 | iland | 770 | ResourceUnit *nc_readPattern(ResourceUnit *unit) |
118 | Werner | 771 | { |
772 | QVector<Tree>::iterator tit; |
||
773 | QVector<Tree>::iterator tend = unit->trees().end(); |
||
632 | werner | 774 | try { |
775 | if (!GlobalSettings::instance()->settings().paramValueBool("torus")) { |
||
776 | for (tit=unit->trees().begin(); tit!=tend; ++tit) |
||
777 | (*tit).readLIF(); // multipliactive approach |
||
778 | } else { |
||
779 | for (tit=unit->trees().begin(); tit!=tend; ++tit) |
||
780 | (*tit).readLIF_torus(); // do it the wraparound way |
||
781 | } |
||
782 | } catch (const IException &e) { |
||
783 | GlobalSettings::instance()->controller()->throwError(e.message()); |
||
118 | Werner | 784 | } |
785 | return unit; |
||
106 | Werner | 786 | } |
787 | |||
369 | werner | 788 | /// multithreaded running function for the growth of individual trees |
187 | iland | 789 | ResourceUnit *nc_grow(ResourceUnit *unit) |
118 | Werner | 790 | { |
791 | QVector<Tree>::iterator tit; |
||
792 | QVector<Tree>::iterator tend = unit->trees().end(); |
||
632 | werner | 793 | try { |
794 | unit->beforeGrow(); // reset statistics |
||
795 | // calculate light responses |
||
796 | // responses are based on *modified* values for LightResourceIndex |
||
797 | for (tit=unit->trees().begin(); tit!=tend; ++tit) { |
||
798 | (*tit).calcLightResponse(); |
||
799 | } |
||
118 | Werner | 800 | |
632 | werner | 801 | unit->calculateInterceptedArea(); |
251 | werner | 802 | |
632 | werner | 803 | for (tit=unit->trees().begin(); tit!=tend; ++tit) { |
804 | (*tit).grow(); // actual growth of individual trees |
||
805 | } |
||
806 | } catch (const IException &e) { |
||
807 | GlobalSettings::instance()->controller()->throwError(e.message()); |
||
118 | Werner | 808 | } |
615 | werner | 809 | |
810 | GlobalSettings::instance()->systemStatistics()->treeCount+=unit->trees().count(); |
||
118 | Werner | 811 | return unit; |
812 | } |
||
813 | |||
369 | werner | 814 | /// multithreaded running function for the resource level production |
815 | ResourceUnit *nc_production(ResourceUnit *unit) |
||
816 | { |
||
632 | werner | 817 | try { |
818 | unit->production(); |
||
819 | } catch (const IException &e) { |
||
820 | GlobalSettings::instance()->controller()->throwError(e.message()); |
||
821 | } |
||
369 | werner | 822 | return unit; |
823 | } |
||
824 | |||
440 | werner | 825 | |
124 | Werner | 826 | void Model::test() |
827 | { |
||
828 | // Test-funktion: braucht 1/3 time von readGrid() |
||
829 | DebugTimer t("test"); |
||
830 | FloatGrid averaged = mGrid->averaged(10); |
||
831 | int count = 0; |
||
832 | float *end = averaged.end(); |
||
833 | for (float *p=averaged.begin(); p!=end; ++p) |
||
834 | if (*p > 0.9) |
||
835 | count++; |
||
836 | qDebug() << count << "LIF>0.9 of " << averaged.count(); |
||
837 | } |
||
838 | |||
734 | werner | 839 | void Model::debugCheckAllTrees() |
840 | { |
||
841 | AllTreeIterator at(this); |
||
842 | bool has_errors = false; double dummy=0.; |
||
843 | while (Tree *t = at.next()) { |
||
844 | // plausibility |
||
845 | if (t->dbh()<0 || t->dbh()>10000. || t->biomassFoliage()<0. || t->height()>1000. || t->height() < 0. |
||
846 | || t->biomassFoliage() <0.) |
||
847 | has_errors = true; |
||
848 | // check for objects.... |
||
849 | dummy = t->stamp()->offset() + t->ru()->ruSpecies()[1]->statistics().count(); |
||
850 | } |
||
851 | if (has_errors) |
||
852 | qDebug() << "model: debugCheckAllTrees found problems" << dummy; |
||
853 | } |
||
854 | |||
118 | Werner | 855 | void Model::applyPattern() |
856 | { |
||
857 | |||
858 | DebugTimer t("applyPattern()"); |
||
859 | // intialize grids... |
||
720 | werner | 860 | initializeGrid(); |
551 | werner | 861 | |
406 | werner | 862 | // initialize height grid with a value of 4m. This is the height of the regeneration layer |
551 | werner | 863 | for (HeightGridValue *h=mHeightGrid->begin();h!=mHeightGrid->end();++h) { |
864 | h->resetCount(); // set count = 0, but do not touch the flags |
||
865 | h->height = 4.f; |
||
866 | } |
||
118 | Werner | 867 | |
123 | Werner | 868 | threadRunner.run(nc_applyPattern); |
615 | werner | 869 | GlobalSettings::instance()->systemStatistics()->tApplyPattern+=t.elapsed(); |
118 | Werner | 870 | } |
871 | |||
106 | Werner | 872 | void Model::readPattern() |
873 | { |
||
874 | DebugTimer t("readPattern()"); |
||
123 | Werner | 875 | threadRunner.run(nc_readPattern); |
615 | werner | 876 | GlobalSettings::instance()->systemStatistics()->tReadPattern+=t.elapsed(); |
877 | |||
106 | Werner | 878 | } |
879 | |||
331 | werner | 880 | /** Main function for the growth of stands and trees. |
881 | This includes several steps. |
||
882 | (1) calculate the stocked area (i.e. count pixels in height grid) |
||
883 | (2) 3PG production (including response calculation, water cycle) |
||
884 | (3) single tree growth (including mortality) |
||
885 | (4) cleanup of tree lists (remove dead trees) |
||
886 | */ |
||
106 | Werner | 887 | void Model::grow() |
888 | { |
||
151 | iland | 889 | |
369 | werner | 890 | if (!settings().growthEnabled) |
891 | return; |
||
892 | { DebugTimer t("growRU()"); |
||
893 | calculateStockedArea(); |
||
113 | Werner | 894 | |
374 | werner | 895 | // multithreaded: mutex for the message handler in mainwindow solved the crashes. |
896 | threadRunner.run(nc_production); |
||
370 | werner | 897 | } |
898 | |||
899 | DebugTimer t("growTrees()"); |
||
251 | werner | 900 | threadRunner.run(nc_grow); // actual growth of individual trees |
159 | werner | 901 | |
187 | iland | 902 | foreach(ResourceUnit *ru, mRU) { |
159 | werner | 903 | ru->cleanTreeList(); |
376 | werner | 904 | ru->afterGrow(); |
168 | werner | 905 | //qDebug() << (b-n) << "trees died (of" << b << ")."; |
159 | werner | 906 | } |
615 | werner | 907 | GlobalSettings::instance()->systemStatistics()->tTreeGrowth+=t.elapsed(); |
123 | Werner | 908 | } |
151 | iland | 909 | |
240 | werner | 910 | /** calculate for each resource unit the fraction of area which is stocked. |
911 | This is done by checking the pixels of the global height grid. |
||
151 | iland | 912 | */ |
913 | void Model::calculateStockedArea() |
||
914 | { |
||
915 | // iterate over the whole heightgrid and count pixels for each ressource unit |
||
916 | HeightGridValue *end = mHeightGrid->end(); |
||
917 | QPointF cp; |
||
187 | iland | 918 | ResourceUnit *ru; |
151 | iland | 919 | for (HeightGridValue *i=mHeightGrid->begin(); i!=end; ++i) { |
920 | cp = mHeightGrid->cellCenterPoint(mHeightGrid->indexOf(i)); |
||
921 | if (mRUmap.coordValid(cp)) { |
||
922 | ru = mRUmap.valueAt(cp); |
||
923 | if (ru) { |
||
285 | werner | 924 | ru->countStockedPixel( (*i).count()>0 ); |
151 | iland | 925 | } |
926 | } |
||
927 | |||
928 | } |
||
929 | } |
||
240 | werner | 930 | |
664 | werner | 931 | /** calculate for each resource unit the stockable area. |
574 | werner | 932 | "stockability" is determined by the isValid flag of resource units which in turn |
933 | is derived from stand grid values. |
||
934 | */ |
||
935 | void Model::calculateStockableArea() |
||
936 | { |
||
937 | |||
938 | foreach(ResourceUnit *ru, mRU) { |
||
720 | werner | 939 | // // |
940 | // if (ru->id()==-1) { |
||
941 | // ru->setStockableArea(0.); |
||
942 | // continue; |
||
943 | // } |
||
574 | werner | 944 | GridRunner<HeightGridValue> runner(*mHeightGrid, ru->boundingBox()); |
945 | int valid=0, total=0; |
||
946 | while (runner.next()) { |
||
947 | if ( runner.current()->isValid() ) |
||
948 | valid++; |
||
949 | total++; |
||
950 | } |
||
575 | werner | 951 | if (total) { |
574 | werner | 952 | ru->setStockableArea( cHeightPixelArea * valid); |
734 | werner | 953 | if (valid==0 && ru->id()>-1) { |
954 | // invalidate this resource unit |
||
955 | ru->setID(-1); |
||
956 | } |
||
575 | werner | 957 | if (valid>0 && ru->id()==-1) { |
958 | qDebug() << "Warning: a resource unit has id=-1 but stockable area (id was set to 0)!!! ru: " << ru->boundingBox() << "with index" << ru->index(); |
||
959 | ru->setID(0); |
||
664 | werner | 960 | // test-code |
961 | //GridRunner<HeightGridValue> runner(*mHeightGrid, ru->boundingBox()); |
||
962 | //while (runner.next()) { |
||
963 | // qDebug() << mHeightGrid->cellCenterPoint(mHeightGrid->indexOf( runner.current() )) << ": " << runner.current()->isValid(); |
||
964 | //} |
||
585 | werner | 965 | |
575 | werner | 966 | } |
967 | } else |
||
574 | werner | 968 | throw IException("calculateStockableArea: resource unit without pixels!"); |
969 | |||
970 | } |
||
720 | werner | 971 | // mark those pixels that are at the edge of a "forest-out-of-area" |
972 | GridRunner<HeightGridValue> runner(*mHeightGrid, mHeightGrid->metricRect()); |
||
973 | HeightGridValue* neighbors[8]; |
||
974 | while (runner.next()) { |
||
975 | if (runner.current()->isForestOutside()) { |
||
976 | // if the current pixel is a "radiating" border pixel, |
||
977 | // then check the neighbors and set a flag if the pixel is a neighbor of a in-project-area pixel. |
||
978 | runner.neighbors8(neighbors); |
||
979 | for (int i=0;i<8;++i) |
||
980 | if (neighbors[i] && neighbors[i]->isValid()) |
||
981 | runner.current()->setIsRadiating(); |
||
982 | |||
983 | } |
||
984 | } |
||
985 | |||
574 | werner | 986 | } |
987 | |||
720 | werner | 988 | void Model::initializeGrid() |
989 | { |
||
990 | // fill the whole grid with a value of "1." |
||
991 | mGrid->initialize(1.f); |
||
574 | werner | 992 | |
720 | werner | 993 | // apply special values for grid cells border regions where out-of-area cells |
994 | // radiate into the main LIF grid. |
||
995 | QPoint p; |
||
996 | int ix_min, ix_max, iy_min, iy_max, ix_center, iy_center; |
||
997 | const int px_offset = cPxPerHeight / 2; // for 5 px per height grid cell, the offset is 2 |
||
998 | const int max_radiate_distance = 7; |
||
999 | const float step_width = 1.f / (float)max_radiate_distance; |
||
1000 | int c_rad = 0; |
||
1001 | for (HeightGridValue *hgv=mHeightGrid->begin(); hgv!=mHeightGrid->end(); ++hgv) { |
||
1002 | if (hgv->isRadiating()) { |
||
1003 | p=mHeightGrid->indexOf(hgv); |
||
1004 | ix_min = p.x() * cPxPerHeight - max_radiate_distance + px_offset; |
||
1005 | ix_max = ix_min + 2*max_radiate_distance + 1; |
||
1006 | ix_center = ix_min + max_radiate_distance; |
||
1007 | iy_min = p.y() * cPxPerHeight - max_radiate_distance + px_offset; |
||
1008 | iy_max = iy_min + 2*max_radiate_distance + 1; |
||
1009 | iy_center = iy_min + max_radiate_distance; |
||
1010 | for (int y=iy_min; y<=iy_max; ++y) { |
||
1011 | for (int x=ix_min; x<=ix_max; ++x) { |
||
802 | werner | 1012 | if (!mGrid->isIndexValid(x,y) || !(*mHeightGrid)(x/cPxPerHeight, y/cPxPerHeight).isValid()) |
720 | werner | 1013 | continue; |
1014 | float value = qMax(qAbs(x-ix_center), qAbs(y-iy_center)) * step_width; |
||
1015 | float &v = mGrid->valueAtIndex(x, y); |
||
1016 | if (value>=0.f && v>value) |
||
1017 | v = value; |
||
1018 | } |
||
1019 | } |
||
1020 | c_rad++; |
||
1021 | } |
||
1022 | } |
||
721 | werner | 1023 | if (logLevelDebug()) |
1024 | qDebug() << "initialize grid:" << c_rad << "radiating pixels..."; |
||
720 | werner | 1025 | |
1026 | } |
||
1027 | |||
1028 | |||
241 | werner | 1029 | /// Force the creation of stand statistics. |
1030 | /// - stocked area (for resourceunit-areas) |
||
1031 | /// - ru - statistics |
||
240 | werner | 1032 | void Model::createStandStatistics() |
1033 | { |
||
241 | werner | 1034 | calculateStockedArea(); |
482 | werner | 1035 | foreach(ResourceUnit *ru, mRU) { |
1036 | ru->addTreeAgingForAllTrees(); |
||
240 | werner | 1037 | ru->createStandStatistics(); |
482 | werner | 1038 | } |
240 | werner | 1039 | } |
584 | werner | 1040 | |
1041 |