Cantera  3.1.0a1
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Domain1D.cpp
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1/**
2 * @file Domain1D.cpp
3 */
4
5// This file is part of Cantera. See License.txt in the top-level directory or
6// at https://cantera.org/license.txt for license and copyright information.
7
10#include "cantera/oneD/refine.h"
11#include "cantera/base/AnyMap.h"
13
14namespace Cantera
15{
16
17Domain1D::Domain1D(size_t nv, size_t points, double time)
18{
19 resize(nv, points);
20}
21
22Domain1D::~Domain1D()
23{
24}
25
26void Domain1D::resize(size_t nv, size_t np)
27{
28 // if the number of components is being changed, then a
29 // new grid refiner is required.
30 if (nv != m_nv || !m_refiner) {
31 m_nv = nv;
32 m_refiner = make_unique<Refiner>(*this);
33 }
34 m_nv = nv;
35 m_name.resize(m_nv,"");
36 m_max.resize(m_nv, 0.0);
37 m_min.resize(m_nv, 0.0);
38 // Default error tolerances for all domains
39 m_rtol_ss.resize(m_nv, 1.0e-4);
40 m_atol_ss.resize(m_nv, 1.0e-9);
41 m_rtol_ts.resize(m_nv, 1.0e-4);
42 m_atol_ts.resize(m_nv, 1.0e-11);
43 m_points = np;
44 m_z.resize(np, 0.0);
45 m_slast.resize(m_nv * m_points, 0.0);
46 locate();
47}
48
49string Domain1D::componentName(size_t n) const
50{
51 if (m_name[n] != "") {
52 return m_name[n];
53 } else {
54 return fmt::format("component {}", n);
55 }
56}
57
58size_t Domain1D::componentIndex(const string& name) const
59{
60 for (size_t n = 0; n < nComponents(); n++) {
61 if (name == componentName(n)) {
62 return n;
63 }
64 }
65 throw CanteraError("Domain1D::componentIndex",
66 "no component named "+name);
67}
68
69void Domain1D::setTransientTolerances(double rtol, double atol, size_t n)
70{
71 if (n == npos) {
72 for (n = 0; n < m_nv; n++) {
73 m_rtol_ts[n] = rtol;
74 m_atol_ts[n] = atol;
75 }
76 } else {
77 m_rtol_ts[n] = rtol;
78 m_atol_ts[n] = atol;
79 }
80}
81
82void Domain1D::setSteadyTolerances(double rtol, double atol, size_t n)
83{
84 if (n == npos) {
85 for (n = 0; n < m_nv; n++) {
86 m_rtol_ss[n] = rtol;
87 m_atol_ss[n] = atol;
88 }
89 } else {
90 m_rtol_ss[n] = rtol;
91 m_atol_ss[n] = atol;
92 }
93}
94
96{
97 if (m_container) {
98 m_container->jacobian().setAge(10000);
99 m_container->saveStats();
100 }
101}
102
104{
105 auto wrap_tols = [this](const vector<double>& tols) {
106 // If all tolerances are the same, just store the scalar value.
107 // Otherwise, store them by component name
108 set<double> unique_tols(tols.begin(), tols.end());
109 if (unique_tols.size() == 1) {
110 return AnyValue(tols[0]);
111 } else {
112 AnyMap out;
113 for (size_t i = 0; i < tols.size(); i++) {
114 out[componentName(i)] = tols[i];
115 }
116 return AnyValue(out);
117 }
118 };
119 AnyMap state;
120 state["type"] = type();
121 state["points"] = static_cast<long int>(nPoints());
122 if (nComponents() && nPoints()) {
123 state["tolerances"]["transient-abstol"] = wrap_tols(m_atol_ts);
124 state["tolerances"]["steady-abstol"] = wrap_tols(m_atol_ss);
125 state["tolerances"]["transient-reltol"] = wrap_tols(m_rtol_ts);
126 state["tolerances"]["steady-reltol"] = wrap_tols(m_rtol_ss);
127 }
128 return state;
129}
130
131shared_ptr<SolutionArray> Domain1D::toArray(bool normalize) const {
132 if (!m_state) {
133 throw CanteraError("Domain1D::toArray",
134 "Domain needs to be installed in a container before calling asArray.");
135 }
136 auto ret = asArray(m_state->data() + m_iloc);
137 if (normalize) {
138 ret->normalize();
139 }
140 return ret;
141}
142
143void Domain1D::fromArray(const shared_ptr<SolutionArray>& arr)
144{
145 if (!m_state) {
146 throw CanteraError("Domain1D::fromArray",
147 "Domain needs to be installed in a container before calling fromArray.");
148 }
149 resize(nComponents(), arr->size());
150 m_container->resize();
151 fromArray(*arr, m_state->data() + m_iloc);
152 _finalize(m_state->data() + m_iloc);
153}
154
155void Domain1D::setMeta(const AnyMap& meta)
156{
157 auto set_tols = [&](const AnyValue& tols, const string& which, vector<double>& out)
158 {
159 if (!tols.hasKey(which)) {
160 return;
161 }
162 const auto& tol = tols[which];
163 if (tol.isScalar()) {
164 out.assign(nComponents(), tol.asDouble());
165 } else {
166 for (size_t i = 0; i < nComponents(); i++) {
167 string name = componentName(i);
168 if (tol.hasKey(name)) {
169 out[i] = tol[name].asDouble();
170 } else {
171 warn_user("Domain1D::setMeta", "No {} found for component '{}'",
172 which, name);
173 }
174 }
175 }
176 };
177
178 if (meta.hasKey("tolerances")) {
179 const auto& tols = meta["tolerances"];
180 set_tols(tols, "transient-abstol", m_atol_ts);
181 set_tols(tols, "transient-reltol", m_rtol_ts);
182 set_tols(tols, "steady-abstol", m_atol_ss);
183 set_tols(tols, "steady-reltol", m_rtol_ss);
184 }
185}
186
188{
189 if (m_left) {
190 // there is a domain on the left, so the first grid point in this domain
191 // is one more than the last one on the left
192 m_jstart = m_left->lastPoint() + 1;
193
194 // the starting location in the solution vector
195 m_iloc = m_left->loc() + m_left->size();
196 } else {
197 // this is the left-most domain
198 m_jstart = 0;
199 m_iloc = 0;
200 }
201 // if there is a domain to the right of this one, then repeat this for it
202 if (m_right) {
203 m_right->locate();
204 }
205}
206
207void Domain1D::setupGrid(size_t n, const double* z)
208{
209 if (n > 1) {
210 resize(m_nv, n);
211 for (size_t j = 0; j < m_points; j++) {
212 m_z[j] = z[j];
213 }
214 }
215}
216
217void Domain1D::show(const double* x)
218{
219 size_t nn = m_nv/5;
220 for (size_t i = 0; i < nn; i++) {
221 writeline('-', 79, false, true);
222 writelog("\n z ");
223 for (size_t n = 0; n < 5; n++) {
224 writelog(" {:>10s} ", componentName(i*5 + n));
225 }
226 writeline('-', 79, false, true);
227 for (size_t j = 0; j < m_points; j++) {
228 writelog("\n {:10.4g} ", m_z[j]);
229 for (size_t n = 0; n < 5; n++) {
230 double v = value(x, i*5+n, j);
231 writelog(" {:10.4g} ", v);
232 }
233 }
234 writelog("\n");
235 }
236 size_t nrem = m_nv - 5*nn;
237 writeline('-', 79, false, true);
238 writelog("\n z ");
239 for (size_t n = 0; n < nrem; n++) {
240 writelog(" {:>10s} ", componentName(nn*5 + n));
241 }
242 writeline('-', 79, false, true);
243 for (size_t j = 0; j < m_points; j++) {
244 writelog("\n {:10.4g} ", m_z[j]);
245 for (size_t n = 0; n < nrem; n++) {
246 double v = value(x, nn*5+n, j);
247 writelog(" {:10.4g} ", v);
248 }
249 }
250 writelog("\n");
251}
252
253void Domain1D::setProfile(const string& name, double* values, double* soln)
254{
255 for (size_t n = 0; n < m_nv; n++) {
256 if (name == componentName(n)) {
257 for (size_t j = 0; j < m_points; j++) {
258 soln[index(n, j) + m_iloc] = values[j];
259 }
260 return;
261 }
262 }
263 throw CanteraError("Domain1D::setProfile", "unknown component: "+name);
264}
265
267{
268 for (size_t j = 0; j < m_points; j++) {
269 for (size_t n = 0; n < m_nv; n++) {
270 x[index(n,j)] = initialValue(n,j);
271 }
272 }
273}
274
275double Domain1D::initialValue(size_t n, size_t j)
276{
277 throw NotImplementedError("Domain1D::initialValue");
278}
279
280} // namespace
A map of string keys to values whose type can vary at runtime.
Definition AnyMap.h:427
bool hasKey(const string &key) const
Returns true if the map contains an item named key.
Definition AnyMap.cpp:1423
A wrapper for a variable whose type is determined at runtime.
Definition AnyMap.h:86
bool hasKey(const string &key) const
Returns true if this AnyValue is an AnyMap and that map contains a key with the given name.
Definition AnyMap.cpp:617
Base class for exceptions thrown by Cantera classes.
void setTransientTolerances(double rtol, double atol, size_t n=npos)
Set tolerances for time-stepping mode.
Definition Domain1D.cpp:69
size_t lastPoint() const
The index of the last (that is, right-most) grid point belonging to this domain.
Definition Domain1D.h:400
size_t m_iloc
Starting location within the solution vector for unknowns that correspond to this domain.
Definition Domain1D.h:552
size_t nComponents() const
Number of components at each grid point.
Definition Domain1D.h:145
double rtol(size_t n)
Relative tolerance of the nth component.
Definition Domain1D.h:224
virtual void setMeta(const AnyMap &meta)
Retrieve meta data.
Definition Domain1D.cpp:155
virtual void _finalize(const double *x)
In some cases, a domain may need to set parameters that depend on the initial solution estimate.
Definition Domain1D.h:509
size_t nPoints() const
Number of grid points in this domain.
Definition Domain1D.h:167
shared_ptr< vector< double > > m_state
data pointer shared from OneDim
Definition Domain1D.h:533
virtual void resize(size_t nv, size_t np)
Resize the domain to have nv components and np grid points.
Definition Domain1D.cpp:26
void setSteadyTolerances(double rtol, double atol, size_t n=npos)
Set tolerances for steady-state mode.
Definition Domain1D.cpp:82
virtual shared_ptr< SolutionArray > asArray(const double *soln) const
Save the state of this domain as a SolutionArray.
Definition Domain1D.h:331
virtual string componentName(size_t n) const
Name of the nth component. May be overloaded.
Definition Domain1D.cpp:49
double atol(size_t n)
Absolute tolerance of the nth component.
Definition Domain1D.h:229
shared_ptr< SolutionArray > toArray(bool normalize=false) const
Save the state of this domain to a SolutionArray.
Definition Domain1D.cpp:131
size_t m_points
Number of grid points.
Definition Domain1D.h:537
string type() const
String indicating the domain implemented.
Definition Domain1D.h:49
virtual double initialValue(size_t n, size_t j)
Initial value of solution component n at grid point j.
Definition Domain1D.cpp:275
virtual size_t componentIndex(const string &name) const
index of component with name name.
Definition Domain1D.cpp:58
virtual void fromArray(SolutionArray &arr, double *soln)
Restore the solution for this domain from a SolutionArray.
Definition Domain1D.h:352
void needJacUpdate()
Set this if something has changed in the governing equations (for example, the value of a constant ha...
Definition Domain1D.cpp:95
virtual void _getInitialSoln(double *x)
Writes some or all initial solution values into the global solution array, beginning at the location ...
Definition Domain1D.cpp:266
Domain1D(size_t nv=1, size_t points=1, double time=0.0)
Constructor.
Definition Domain1D.cpp:17
virtual size_t loc(size_t j=0) const
Location of the start of the local solution vector in the global solution vector,.
Definition Domain1D.h:384
void locate()
Find the index of the first grid point in this domain, and the start of its variables in the global s...
Definition Domain1D.cpp:187
virtual AnyMap getMeta() const
Retrieve meta data.
Definition Domain1D.cpp:103
virtual void show(std::ostream &s, const double *x)
Print the solution.
Definition Domain1D.h:459
virtual void setupGrid(size_t n, const double *z)
called to set up initial grid, and after grid refinement
Definition Domain1D.cpp:207
void setAge(int age)
Set the Jacobian age.
Definition MultiJac.h:59
An error indicating that an unimplemented function has been called.
virtual void resize()
Call after one or more grids has changed size, for example after being refined.
Definition OneDim.cpp:154
void saveStats()
Save statistics on function and Jacobian evaluation, and reset the counters.
Definition OneDim.cpp:123
MultiJac & jacobian()
Return a reference to the Jacobian evaluator of an OneDim object.
Definition OneDim.cpp:87
void writelog(const string &fmt, const Args &... args)
Write a formatted message to the screen.
Definition global.h:175
void warn_user(const string &method, const string &msg, const Args &... args)
Print a user warning raised from method as CanteraWarning.
Definition global.h:267
Namespace for the Cantera kernel.
Definition AnyMap.cpp:564
const size_t npos
index returned by functions to indicate "no position"
Definition ct_defs.h:180