Rev 191 | Rev 210 | Go to most recent revision | Only display areas with differences | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed
Rev 191 | Rev 209 | ||
---|---|---|---|
1 | Redirecting to URL 'https://iland.boku.ac.at/svn/iland/tags/release_1.0/src/core/speciesset.cpp': |
1 | Redirecting to URL 'https://iland.boku.ac.at/svn/iland/tags/release_1.0/src/core/speciesset.cpp': |
2 | #include <QtCore>
|
2 | #include <QtCore>
|
3 | #include <QtSql>
|
3 | #include <QtSql>
|
4 | #include "global.h"
|
4 | #include "global.h"
|
5 | #include "xmlhelper.h"
|
5 | #include "xmlhelper.h"
|
6 | #include "speciesset.h"
|
6 | #include "speciesset.h"
|
7 | #include "species.h"
|
7 | #include "species.h"
|
8 | 8 | ||
9 | SpeciesSet::SpeciesSet() |
9 | SpeciesSet::SpeciesSet() |
10 | {
|
10 | {
|
11 | mSetupQuery = 0; |
11 | mSetupQuery = 0; |
12 | }
|
12 | }
|
13 | 13 | ||
14 | SpeciesSet::~SpeciesSet() |
14 | SpeciesSet::~SpeciesSet() |
15 | {
|
15 | {
|
16 | clear(); |
16 | clear(); |
17 | }
|
17 | }
|
18 | 18 | ||
19 | void SpeciesSet::clear() |
19 | void SpeciesSet::clear() |
20 | {
|
20 | {
|
21 | qDeleteAll(mSpecies.values()); |
21 | qDeleteAll(mSpecies.values()); |
22 | mSpecies.clear(); |
22 | mSpecies.clear(); |
23 | mActiveSpecies.clear(); |
23 | mActiveSpecies.clear(); |
24 | }
|
24 | }
|
25 | 25 | ||
26 | const Species *SpeciesSet::species(const int &index) |
26 | const Species *SpeciesSet::species(const int &index) |
27 | {
|
27 | {
|
28 | foreach(Species *s, mSpecies) |
28 | foreach(Species *s, mSpecies) |
29 | if (s->index() == index) |
29 | if (s->index() == index) |
30 | return s; |
30 | return s; |
31 | return NULL; |
31 | return NULL; |
32 | }
|
32 | }
|
33 | 33 | ||
34 | /** loads active species from a database table and creates/setups the species.
|
34 | /** loads active species from a database table and creates/setups the species.
|
35 | The function uses the global database-connection.
|
35 | The function uses the global database-connection.
|
36 | */
|
36 | */
|
37 | int SpeciesSet::setup() |
37 | int SpeciesSet::setup() |
38 | {
|
38 | {
|
39 | const XmlHelper &xml = GlobalSettings::instance()->settings(); |
39 | const XmlHelper &xml = GlobalSettings::instance()->settings(); |
40 | QString tableName = xml.value("model.species.source", "species"); |
40 | QString tableName = xml.value("model.species.source", "species"); |
41 | QString readerFile = xml.value("model.species.reader", "reader.bin"); |
41 | QString readerFile = xml.value("model.species.reader", "reader.bin"); |
42 | readerFile = GlobalSettings::instance()->path(readerFile, "lip"); |
42 | readerFile = GlobalSettings::instance()->path(readerFile, "lip"); |
43 | mReaderStamp.load(readerFile); |
43 | mReaderStamp.load(readerFile); |
44 | 44 | ||
45 | QSqlQuery query(GlobalSettings::instance()->dbin()); |
45 | QSqlQuery query(GlobalSettings::instance()->dbin()); |
46 | mSetupQuery = &query; |
46 | mSetupQuery = &query; |
47 | QString sql = QString("select * from %1").arg(tableName); |
47 | QString sql = QString("select * from %1").arg(tableName); |
48 | query.exec(sql); |
48 | query.exec(sql); |
49 | clear(); |
49 | clear(); |
50 | qDebug() << "attempting to load a species set from" << tableName; |
50 | qDebug() << "attempting to load a species set from" << tableName; |
51 | while (query.next()) { |
51 | while (query.next()) { |
52 | if (var("active").toInt()==0) |
52 | if (var("active").toInt()==0) |
53 | continue; |
53 | continue; |
54 | 54 | ||
55 | Species *s = new Species(this); // create |
55 | Species *s = new Species(this); // create |
56 | // call setup routine (which calls SpeciesSet::var() to retrieve values
|
56 | // call setup routine (which calls SpeciesSet::var() to retrieve values
|
57 | s->setup(); |
57 | s->setup(); |
58 | 58 | ||
59 | mSpecies.insert(s->id(), s); // store |
59 | mSpecies.insert(s->id(), s); // store |
60 | if (s->active()) |
60 | if (s->active()) |
61 | mActiveSpecies.append(s); |
61 | mActiveSpecies.append(s); |
62 | } // while query.next() |
62 | } // while query.next() |
63 | qDebug() << "loaded" << mSpecies.count() << "active species:"; |
63 | qDebug() << "loaded" << mSpecies.count() << "active species:"; |
64 | qDebug() << mSpecies.keys(); |
64 | qDebug() << mSpecies.keys(); |
65 | 65 | ||
66 | mSetupQuery = 0; |
66 | mSetupQuery = 0; |
- | 67 | ||
- | 68 | // setup nitrogen response
|
|
- | 69 | XmlHelper resp(xml.node("model.species.nitrogenResponseClasses")); |
|
- | 70 | if (!resp.isValid()) |
|
- | 71 | throw IException("model.species.nitrogenResponseClasses not present!"); |
|
- | 72 | mNitrogen_1a = resp.valueDouble("class_1_a"); |
|
- | 73 | mNitrogen_1b = resp.valueDouble("class_1_b"); |
|
- | 74 | mNitrogen_2a = resp.valueDouble("class_2_a"); |
|
- | 75 | mNitrogen_2b = resp.valueDouble("class_2_b"); |
|
- | 76 | mNitrogen_3a = resp.valueDouble("class_3_a"); |
|
- | 77 | mNitrogen_3b = resp.valueDouble("class_3_b"); |
|
- | 78 | if (mNitrogen_1a*mNitrogen_1b*mNitrogen_2a*mNitrogen_2b*mNitrogen_3a*mNitrogen_3b == 0) |
|
- | 79 | throw IException("at least one parameter of model.species.nitrogenResponseClasses is not valid (value=0)!"); |
|
- | 80 | ||
- | 81 | // setup CO2 response
|
|
- | 82 | XmlHelper co2(xml.node("model.species.CO2Response")); |
|
- | 83 | mCO2base = co2.valueDouble("baseConcentration"); |
|
- | 84 | mCO2comp = co2.valueDouble("compensationPoint"); |
|
- | 85 | mCO2beta0 = co2.valueDouble("beta0"); |
|
- | 86 | mCO2p0 = co2.valueDouble("p0"); |
|
- | 87 | if (mCO2base*mCO2comp*(mCO2base-mCO2comp)*mCO2beta0*mCO2p0==0) |
|
- | 88 | throw IException("at least one parameter of model.species.CO2Response is not valid!"); |
|
- | 89 | ||
67 | return mSpecies.count(); |
90 | return mSpecies.count(); |
68 | 91 | ||
69 | }
|
92 | }
|
70 | /** retrieves variables from the datasource available during the setup of species.
|
93 | /** retrieves variables from the datasource available during the setup of species.
|
71 | */
|
94 | */
|
72 | QVariant SpeciesSet::var(const QString& varName) |
95 | QVariant SpeciesSet::var(const QString& varName) |
73 | {
|
96 | {
|
74 | Q_ASSERT(mSetupQuery!=0); |
97 | Q_ASSERT(mSetupQuery!=0); |
75 | 98 | ||
76 | int idx = mSetupQuery->record().indexOf(varName); |
99 | int idx = mSetupQuery->record().indexOf(varName); |
77 | if (idx>=0) |
100 | if (idx>=0) |
78 | return mSetupQuery->value(idx); |
101 | return mSetupQuery->value(idx); |
79 | throw IException(QString("SpeciesSet: variable not set: %1").arg(varName)); |
102 | throw IException(QString("SpeciesSet: variable not set: %1").arg(varName)); |
80 | //throw IException(QString("load species parameter: field %1 not found!").arg(varName));
|
103 | //throw IException(QString("load species parameter: field %1 not found!").arg(varName));
|
81 | // lookup in defaults
|
104 | // lookup in defaults
|
82 | //qDebug() << "variable" << varName << "not found - using default.";
|
105 | //qDebug() << "variable" << varName << "not found - using default.";
|
83 | //return GlobalSettings::instance()->settingDefaultValue(varName);
|
106 | //return GlobalSettings::instance()->settingDefaultValue(varName);
|
- | 107 | }
|
|
- | 108 | ||
- | 109 | inline double SpeciesSet::nitrogenResponse(const double &availableNitrogen, const double &NA, const double &NB) const |
|
- | 110 | {
|
|
- | 111 | if (availableNitrogen<=NB) |
|
- | 112 | return 0; |
|
- | 113 | double x = 1. - exp(NA * (availableNitrogen-NB)); |
|
- | 114 | return x; |
|
- | 115 | }
|
|
- | 116 | ||
- | 117 | /// calculate nitrogen response for a given amount of available nitrogen and a respone class
|
|
- | 118 | /// for fractional values, the response value is interpolated between the fixedly defined classes (1,2,3)
|
|
- | 119 | double SpeciesSet::nitrogenResponse(const double availableNitrogen, const double &responseClass) const |
|
- | 120 | {
|
|
- | 121 | double value1, value2, value3; |
|
- | 122 | if (responseClass>2.) { |
|
- | 123 | if (responseClass==3.) |
|
- | 124 | return nitrogenResponse(availableNitrogen, mNitrogen_3a, mNitrogen_3b); |
|
- | 125 | else { |
|
- | 126 | // interpolate between 2 and 3
|
|
- | 127 | value2 = nitrogenResponse(availableNitrogen, mNitrogen_2a, mNitrogen_2b); |
|
- | 128 | value3 = nitrogenResponse(availableNitrogen, mNitrogen_3a, mNitrogen_3b); |
|
- | 129 | return value2 + (responseClass-2)*(value3-value2); |
|
- | 130 | }
|
|
- | 131 | }
|
|
- | 132 | if (responseClass==2) |
|
- | 133 | return nitrogenResponse(availableNitrogen, mNitrogen_2a, mNitrogen_2b); |
|
- | 134 | if (responseClass==1) |
|
- | 135 | return nitrogenResponse(availableNitrogen, mNitrogen_1a, mNitrogen_1b); |
|
- | 136 | // last ressort: interpolate between 1 and 2
|
|
- | 137 | value1 = nitrogenResponse(availableNitrogen, mNitrogen_1a, mNitrogen_1b); |
|
- | 138 | value2 = nitrogenResponse(availableNitrogen, mNitrogen_2a, mNitrogen_2b); |
|
- | 139 | return value1 + (responseClass-1)*(value2-value1); |
|
- | 140 | }
|
|
- | 141 | ||
- | 142 | /** calculation for the CO2 response for the ambientCO2 for the water- and nitrogen responses given.
|
|
- | 143 | The calculation follows Friedlingsstein 1995 (see also links to equations in code)
|
|
- | 144 | */
|
|
- | 145 | double SpeciesSet::co2Response(const double ambientCO2, const double nitrogenResponse, const double soilWaterResponse) const |
|
- | 146 | {
|
|
- | 147 | double co2_water = 2. - soilWaterResponse; |
|
- | 148 | double beta = mCO2beta0 * co2_water * nitrogenResponse; |
|
- | 149 | ||
- | 150 | double r =1. + M_LN2 * beta; // NPP increase for a doubling of atmospheric CO2 (Eq. 17) |
|
- | 151 | ||
- | 152 | // fertilization function (cf. Farquhar, 1980) based on Michaelis-Menten expressions
|
|
- | 153 | double deltaC = mCO2base - mCO2comp; |
|
- | 154 | double K2 = ((2*mCO2base - mCO2comp) - r*deltaC ) / ((r-1.)*deltaC*(2*mCO2base - mCO2comp)); // Eq. 16 |
|
- | 155 | double K1 = (1. + K2*deltaC) / deltaC; |
|
- | 156 | ||
- | 157 | double response = mCO2p0 * K1*(ambientCO2 - mCO2comp) / (1 + K2*(ambientCO2-mCO2comp)); // Eq. 16 |
|
- | 158 | return response; |
|
- | 159 | ||
84 | }
|
160 | }
|
85 | 161 |