source: issm/trunk/src/c/modules/SurfaceMassBalancex/SurfaceMassBalancex.cpp@ 27232

Last change on this file since 27232 was 27035, checked in by Mathieu Morlighem, 3 years ago

merged trunk-jpl and trunk for revision 27033
File size: 19.9 KB
Line 
1/*!\file SurfaceMassBalancex
2 * \brief: calculates SMB
3 */
4
5#include <config.h>
6#include "./SurfaceMassBalancex.h"
7#include "../../shared/shared.h"
8#include "../../toolkits/toolkits.h"
9#include "../modules.h"
10#include "../../classes/Inputs/TransientInput.h"
11#include "../../shared/Random/random.h"
12
13void SmbForcingx(FemModel* femmodel){/*{{{*/
14
15 // void SmbForcingx(smb,ni){
16 // INPUT parameters: ni: working size of arrays
17 // OUTPUT: mass-balance (m/yr ice): agd(NA)
18
19}/*}}}*/
20void SmbGradientsx(FemModel* femmodel){/*{{{*/
21
22 // void SurfaceMassBalancex(hd,agd,ni){
23 // INPUT parameters: ni: working size of arrays
24 // INPUT: surface elevation (m): hd(NA)
25 // OUTPUT: mass-balance (m/yr ice): agd(NA)
26 int v;
27 IssmDouble rho_water; // density of fresh water
28 IssmDouble rho_ice; // density of ice
29 IssmDouble yts; // conversion factor year to second
30
31 /*Loop over all the elements of this partition*/
32 for(Object* & object : femmodel->elements->objects){
33 Element* element=xDynamicCast<Element*>(object);
34
35 /*Allocate all arrays*/
36 int numvertices = element->GetNumberOfVertices();
37 IssmDouble* Href = xNew<IssmDouble>(numvertices); // reference elevation from which deviations are used to calculate the SMB adjustment
38 IssmDouble* Smbref = xNew<IssmDouble>(numvertices); // reference SMB to which deviations are added
39 IssmDouble* b_pos = xNew<IssmDouble>(numvertices); // Hs-SMB relation parameter
40 IssmDouble* b_neg = xNew<IssmDouble>(numvertices); // Hs-SMB relation paremeter
41 IssmDouble* s = xNew<IssmDouble>(numvertices); // surface elevation (m)
42 IssmDouble* smb = xNew<IssmDouble>(numvertices);
43
44 /*Recover SmbGradients*/
45 element->GetInputListOnVertices(Href,SmbHrefEnum);
46 element->GetInputListOnVertices(Smbref,SmbSmbrefEnum);
47 element->GetInputListOnVertices(b_pos,SmbBPosEnum);
48 element->GetInputListOnVertices(b_neg,SmbBNegEnum);
49
50 /*Recover surface elevation at vertices: */
51 element->GetInputListOnVertices(s,SurfaceEnum);
52
53 /*Get material parameters :*/
54 rho_ice=element->FindParam(MaterialsRhoIceEnum);
55 rho_water=element->FindParam(MaterialsRhoFreshwaterEnum);
56
57 /* Get constants */
58 femmodel->parameters->FindParam(&yts,ConstantsYtsEnum);
59
60 // loop over all vertices
61 for(v=0;v<numvertices;v++){
62 if(Smbref[v]>0){
63 smb[v]=Smbref[v]+b_pos[v]*(s[v]-Href[v]);
64 }
65 else{
66 smb[v]=Smbref[v]+b_neg[v]*(s[v]-Href[v]);
67 }
68
69 smb[v]=smb[v]/1000*rho_water/rho_ice; // SMB in m/y ice
70 } //end of the loop over the vertices
71
72 /*Add input to element and Free memory*/
73 element->AddInput(SmbMassBalanceEnum,smb,P1Enum);
74 xDelete<IssmDouble>(Href);
75 xDelete<IssmDouble>(Smbref);
76 xDelete<IssmDouble>(b_pos);
77 xDelete<IssmDouble>(b_neg);
78 xDelete<IssmDouble>(s);
79 xDelete<IssmDouble>(smb);
80 }
81
82}/*}}}*/
83void SmbGradientsElax(FemModel* femmodel){/*{{{*/
84
85 // void SurfaceMassBalancex(hd,agd,ni){
86 // INPUT parameters: ni: working size of arrays
87 // INPUT: surface elevation (m): hd(NA)
88 // OUTPUT: surface mass-balance (m/yr ice): agd(NA)
89 int v;
90
91 /*Loop over all the elements of this partition*/
92 for(Object* & object : femmodel->elements->objects){
93 Element* element=xDynamicCast<Element*>(object);
94
95 /*Allocate all arrays*/
96 int numvertices = element->GetNumberOfVertices();
97 IssmDouble* ela = xNew<IssmDouble>(numvertices); // Equilibrium Line Altitude (m a.s.l) to which deviations are used to calculate the SMB
98 IssmDouble* b_pos = xNew<IssmDouble>(numvertices); // SMB gradient above ELA (m ice eq. per m elevation change)
99 IssmDouble* b_neg = xNew<IssmDouble>(numvertices); // SMB gradient below ELA (m ice eq. per m elevation change)
100 IssmDouble* b_max = xNew<IssmDouble>(numvertices); // Upper cap on SMB rate (m/y ice eq.)
101 IssmDouble* b_min = xNew<IssmDouble>(numvertices); // Lower cap on SMB rate (m/y ice eq.)
102 IssmDouble* s = xNew<IssmDouble>(numvertices); // Surface elevation (m a.s.l.)
103 IssmDouble* smb = xNew<IssmDouble>(numvertices); // SMB (m/y ice eq.)
104
105 /*Recover ELA, SMB gradients, and caps*/
106 element->GetInputListOnVertices(ela,SmbElaEnum);
107 element->GetInputListOnVertices(b_pos,SmbBPosEnum);
108 element->GetInputListOnVertices(b_neg,SmbBNegEnum);
109 element->GetInputListOnVertices(b_max,SmbBMaxEnum);
110 element->GetInputListOnVertices(b_min,SmbBMinEnum);
111
112 /*Recover surface elevation at vertices: */
113 element->GetInputListOnVertices(s,SurfaceEnum);
114
115 /*Loop over all vertices, calculate SMB*/
116 for(v=0;v<numvertices;v++){
117 // if surface is above the ELA
118 if(s[v]>ela[v]){
119 smb[v]=b_pos[v]*(s[v]-ela[v]);
120 }
121 // if surface is below or equal to the ELA
122 else{
123 smb[v]=b_neg[v]*(s[v]-ela[v]);
124 }
125
126 // if SMB is larger than upper cap, set SMB to upper cap
127 if(smb[v]>b_max[v]){
128 smb[v]=b_max[v];
129 }
130 // if SMB is smaller than lower cap, set SMB to lower cap
131 if(smb[v]<b_min[v]){
132 smb[v]=b_min[v];
133 }
134 } //end of the loop over the vertices
135
136 /*Add input to element and Free memory*/
137 element->AddInput(SmbMassBalanceEnum,smb,P1Enum);
138 xDelete<IssmDouble>(ela);
139 xDelete<IssmDouble>(b_pos);
140 xDelete<IssmDouble>(b_neg);
141 xDelete<IssmDouble>(b_max);
142 xDelete<IssmDouble>(b_min);
143 xDelete<IssmDouble>(s);
144 xDelete<IssmDouble>(smb);
145
146 }
147
148}/*}}}*/
149void SmbautoregressionInitx(FemModel* femmodel){/*{{{*/
150
151 /*Initialization step of Smbautoregressionx*/
152 int M,N,Nphi,arorder,numbasins,my_rank;
153 IssmDouble starttime,tstep_ar,tinit_ar;
154 femmodel->parameters->FindParam(&numbasins,SmbNumBasinsEnum);
155 femmodel->parameters->FindParam(&arorder,SmbAutoregressiveOrderEnum);
156 IssmDouble* beta0 = NULL;
157 IssmDouble* beta1 = NULL;
158 IssmDouble* phi = NULL;
159 femmodel->parameters->FindParam(&starttime,TimesteppingStartTimeEnum);
160 femmodel->parameters->FindParam(&tstep_ar,SmbAutoregressionTimestepEnum);
161 femmodel->parameters->FindParam(&tinit_ar,SmbAutoregressionInitialTimeEnum);
162 femmodel->parameters->FindParam(&beta0,&M,SmbBeta0Enum); _assert_(M==numbasins);
163 femmodel->parameters->FindParam(&beta1,&M,SmbBeta1Enum); _assert_(M==numbasins);
164 femmodel->parameters->FindParam(&phi,&M,&Nphi,SmbPhiEnum); _assert_(M==numbasins); _assert_(Nphi==arorder);
165
166 /*AR model spin-up with 0 noise to initialize SmbValuesAutoregressionEnum (688 = log(0.001)/log(0.99): decaying time of inluence of phi[0]=0.99 to 0.001 of beta_0*/
167 int nspin = 688;
168 for(Object* &object:femmodel->elements->objects){
169 Element* element = xDynamicCast<Element*>(object); //generate element object
170 element->AutoregressionInit(numbasins,arorder,nspin,starttime,tstep_ar,tinit_ar,beta0,beta1,phi,SMBautoregressionEnum);
171 }
172 /*Cleanup*/
173 xDelete<IssmDouble>(beta0);
174 xDelete<IssmDouble>(beta1);
175 xDelete<IssmDouble>(phi);
176}/*}}}*/
177void Smbautoregressionx(FemModel* femmodel){/*{{{*/
178
179 /*Get time parameters*/
180 IssmDouble time,dt,starttime,tstep_ar;
181 femmodel->parameters->FindParam(&time,TimeEnum);
182 femmodel->parameters->FindParam(&dt,TimesteppingTimeStepEnum);
183 femmodel->parameters->FindParam(&starttime,TimesteppingStartTimeEnum);
184 femmodel->parameters->FindParam(&tstep_ar,SmbAutoregressionTimestepEnum);
185
186 /*Initialize module at first time step*/
187 if(time<=starttime+dt){SmbautoregressionInitx(femmodel);}
188 /*Determine if this is a time step for the AR model*/
189 bool isstepforar = false;
190
191 #ifndef _HAVE_AD_
192 if((fmod(time,tstep_ar)<fmod((time-dt),tstep_ar)) || (time<=starttime+dt) || tstep_ar==dt) isstepforar = true;
193 #else
194 _error_("not implemented yet");
195 #endif
196
197 /*Load parameters*/
198 bool isstochastic;
199 bool issmbstochastic = false;
200 int M,N,Nphi,arorder,numbasins,numelevbins,my_rank;
201 femmodel->parameters->FindParam(&numbasins,SmbNumBasinsEnum);
202 femmodel->parameters->FindParam(&arorder,SmbAutoregressiveOrderEnum);
203 femmodel->parameters->FindParam(&numelevbins,SmbNumElevationBinsEnum);
204 IssmDouble tinit_ar;
205 IssmDouble* beta0 = NULL;
206 IssmDouble* beta1 = NULL;
207 IssmDouble* phi = NULL;
208 IssmDouble* lapserates = NULL;
209 IssmDouble* elevbins = NULL;
210 IssmDouble* refelevation = NULL;
211
212 femmodel->parameters->FindParam(&tinit_ar,SmbAutoregressionInitialTimeEnum);
213 femmodel->parameters->FindParam(&beta0,&M,SmbBeta0Enum); _assert_(M==numbasins);
214 femmodel->parameters->FindParam(&beta1,&M,SmbBeta1Enum); _assert_(M==numbasins);
215 femmodel->parameters->FindParam(&phi,&M,&Nphi,SmbPhiEnum); _assert_(M==numbasins); _assert_(Nphi==arorder);
216 femmodel->parameters->FindParam(&lapserates,&M,&N,SmbLapseRatesEnum); _assert_(M==numbasins); _assert_(N==numelevbins);
217 femmodel->parameters->FindParam(&elevbins,&M,&N,SmbElevationBinsEnum); _assert_(M==numbasins); _assert_(N==numelevbins-1);
218 femmodel->parameters->FindParam(&refelevation,&M,SmbRefElevationEnum); _assert_(M==numbasins);
219
220 femmodel->parameters->FindParam(&isstochastic,StochasticForcingIsStochasticForcingEnum);
221 if(isstochastic){
222 int numstochasticfields;
223 int* stochasticfields;
224 femmodel->parameters->FindParam(&numstochasticfields,StochasticForcingNumFieldsEnum);
225 femmodel->parameters->FindParam(&stochasticfields,&N,StochasticForcingFieldsEnum); _assert_(N==numstochasticfields);
226 for(int i=0;i<numstochasticfields;i++){
227 if(stochasticfields[i]==SMBautoregressionEnum) issmbstochastic = true;
228 }
229 xDelete<int>(stochasticfields);
230 }
231 /*Time elapsed with respect to AR model initial time*/
232 IssmDouble telapsed_ar = time-tinit_ar;
233
234 /*Loop over each element to compute SMB at vertices*/
235 for(Object* &object:femmodel->elements->objects){
236 Element* element = xDynamicCast<Element*>(object);
237 /*Compute autoregression*/
238 element->Autoregression(isstepforar,arorder,telapsed_ar,beta0,beta1,phi,issmbstochastic,SMBautoregressionEnum);
239 /*Compute lapse rate adjustment*/
240 element->LapseRateBasinSMB(numelevbins,lapserates,elevbins,refelevation);
241 }
242
243 /*Cleanup*/
244 xDelete<IssmDouble>(beta0);
245 xDelete<IssmDouble>(beta1);
246 xDelete<IssmDouble>(phi);
247 xDelete<IssmDouble>(lapserates);
248 xDelete<IssmDouble>(elevbins);
249 xDelete<IssmDouble>(refelevation);
250}/*}}}*/
251void Delta18oParameterizationx(FemModel* femmodel){/*{{{*/
252
253 for(Object* & object : femmodel->elements->objects){
254 Element* element=xDynamicCast<Element*>(object);
255 element->Delta18oParameterization();
256 }
257
258}/*}}}*/
259void MungsmtpParameterizationx(FemModel* femmodel){/*{{{*/
260
261 for(Object* & object : femmodel->elements->objects){
262 Element* element=xDynamicCast<Element*>(object);
263 element->MungsmtpParameterization();
264 }
265
266}/*}}}*/
267void Delta18opdParameterizationx(FemModel* femmodel){/*{{{*/
268
269 for(Object* & object : femmodel->elements->objects){
270 Element* element=xDynamicCast<Element*>(object);
271 element->Delta18opdParameterization();
272 }
273
274}/*}}}*/
275void PositiveDegreeDayx(FemModel* femmodel){/*{{{*/
276
277 // void PositiveDegreeDayx(hd,vTempsea,vPrec,agd,Tsurf,ni){
278 // note "v" prefix means 12 monthly means, ie time dimension
279 // INPUT parameters: ni: working size of arrays
280 // INPUT: surface elevation (m): hd(NA)
281 // monthly mean surface sealevel temperature (degrees C): vTempsea(NA
282 // ,NTIME)
283 // monthly mean precip rate (m/yr water equivalent): vPrec(NA,NTIME)
284 // OUTPUT: mass-balance (m/yr ice): agd(NA)
285 // mean annual surface temperature (degrees C): Tsurf(NA)
286
287 int it, jj, itm;
288 IssmDouble DT = 0.02, sigfac, snormfac;
289 IssmDouble signorm = 5.5; // signorm : sigma of the temperature distribution for a normal day
290 IssmDouble siglim; // sigma limit for the integration which is equal to 2.5 sigmanorm
291 IssmDouble signormc = signorm - 0.5; // sigma of the temperature distribution for cloudy day
292 IssmDouble siglimc, siglim0, siglim0c;
293 IssmDouble tstep, tsint, tint, tstepc;
294 int NPDMAX = 1504, NPDCMAX = 1454;
295 //IssmDouble pdds[NPDMAX]={0};
296 //IssmDouble pds[NPDCMAX]={0};
297 IssmDouble pddt, pd ; // pd : snow/precip fraction, precipitation falling as snow
298 IssmDouble PDup, PDCUT = 2.0; // PDcut: rain/snow cutoff temperature (C)
299 IssmDouble tstar; // monthly mean surface temp
300
301 bool ismungsm;
302 bool issetpddfac;
303
304 IssmDouble *pdds = NULL;
305 IssmDouble *pds = NULL;
306 Element *element = NULL;
307
308 pdds=xNew<IssmDouble>(NPDMAX+1);
309 pds=xNew<IssmDouble>(NPDCMAX+1);
310
311 // Get ismungsm parameter
312 femmodel->parameters->FindParam(&ismungsm,SmbIsmungsmEnum);
313
314 // Get issetpddfac parameter
315 femmodel->parameters->FindParam(&issetpddfac,SmbIssetpddfacEnum);
316
317 /* initialize PDD (creation of a lookup table)*/
318 tstep = 0.1;
319 tsint = tstep*0.5;
320 sigfac = -1.0/(2.0*pow(signorm,2));
321 snormfac = 1.0/(signorm*sqrt(2.0*acos(-1.0)));
322 siglim = 2.5*signorm;
323 siglimc = 2.5*signormc;
324 siglim0 = siglim/DT + 0.5;
325 siglim0c = siglimc/DT + 0.5;
326 PDup = siglimc+PDCUT;
327
328 itm = reCast<int,IssmDouble>((2*siglim/DT + 1.5));
329
330 if(itm >= NPDMAX) _error_("increase NPDMAX in massBalance.cpp");
331 for(it = 0; it < itm; it++){
332 // tstar = REAL(it)*DT-siglim;
333 tstar = it*DT-siglim;
334 tint = tsint;
335 pddt = 0.;
336 for ( jj = 0; jj < 600; jj++){
337 if (tint > (tstar+siglim)){break;}
338 pddt = pddt + tint*exp(sigfac*(pow((tint-tstar),2)))*tstep;
339 tint = tint+tstep;
340 }
341 pdds[it] = pddt*snormfac;
342 }
343 pdds[itm+1] = siglim + DT;
344
345 //*********compute PD(T) : snow/precip fraction. precipitation falling as snow
346 tstepc = 0.1;
347 tsint = PDCUT-tstepc*0.5;
348 signormc = signorm - 0.5;
349 sigfac = -1.0/(2.0*pow(signormc,2));
350 snormfac = 1.0/(signormc*sqrt(2.0*acos(-1.0)));
351 siglimc = 2.5*signormc ;
352 itm = reCast<int,IssmDouble>((PDCUT+2.*siglimc)/DT + 1.5);
353 if(itm >= NPDCMAX) _error_("increase NPDCMAX in p35com");
354 for(it = 0; it < itm; it++ ){
355 tstar = it*DT-siglimc;
356 // tstar = REAL(it)*DT-siglimc;
357 tint = tsint; // start against upper bound
358 pd = 0.;
359 for (jj = 0; jj < 600; jj++){
360 if (tint<(tstar-siglimc)) {break;}
361 pd = pd + exp(sigfac*(pow((tint-tstar),2)))*tstepc;
362 tint = tint-tstepc;
363 }
364 pds[it] = pd*snormfac; // gaussian integral lookup table for snow fraction
365 }
366 pds[itm+1] = 0.;
367 // *******END initialize PDD
368
369 for(Object* & object : femmodel->elements->objects){
370 element=xDynamicCast<Element*>(object);
371 element->PositiveDegreeDay(pdds,pds,signorm,ismungsm,issetpddfac);
372 }
373 /*free ressouces: */
374 xDelete<IssmDouble>(pdds);
375 xDelete<IssmDouble>(pds);
376}/*}}}*/
377void PositiveDegreeDaySicopolisx(FemModel* femmodel){/*{{{*/
378
379 bool isfirnwarming;
380 femmodel->parameters->FindParam(&isfirnwarming,SmbIsfirnwarmingEnum);
381
382 for(Object* & object : femmodel->elements->objects){
383 Element* element=xDynamicCast<Element*>(object);
384 element->PositiveDegreeDaySicopolis(isfirnwarming);
385 }
386
387}/*}}}*/
388void SmbHenningx(FemModel* femmodel){/*{{{*/
389
390 /*Intermediaries*/
391 IssmDouble z_critical = 1675.;
392 IssmDouble dz = 0;
393 IssmDouble a = -15.86;
394 IssmDouble b = 0.00969;
395 IssmDouble c = -0.235;
396 IssmDouble f = 1.;
397 IssmDouble g = -0.0011;
398 IssmDouble h = -1.54e-5;
399 IssmDouble smb,smbref,anomaly,yts,z;
400
401 /* Get constants */
402 femmodel->parameters->FindParam(&yts,ConstantsYtsEnum);
403 /*iomodel->FindConstant(&yts,"md.constants.yts");*/
404 /*this->parameters->FindParam(&yts,ConstantsYtsEnum);*/
405 /*Mathieu original*/
406 /*IssmDouble smb,smbref,z;*/
407
408 /*Loop over all the elements of this partition*/
409 for(Object* & object : femmodel->elements->objects){
410 Element* element=xDynamicCast<Element*>(object);
411
412 /*Get reference SMB (uncorrected) and allocate all arrays*/
413 int numvertices = element->GetNumberOfVertices();
414 IssmDouble* surfacelist = xNew<IssmDouble>(numvertices);
415 IssmDouble* smblistref = xNew<IssmDouble>(numvertices);
416 IssmDouble* smblist = xNew<IssmDouble>(numvertices);
417 element->GetInputListOnVertices(surfacelist,SurfaceEnum);
418 element->GetInputListOnVertices(smblistref,SmbSmbrefEnum);
419
420 /*Loop over all vertices of element and correct SMB as a function of altitude z*/
421 for(int v=0;v<numvertices;v++){
422
423 /*Get vertex elevation, anoma smb*/
424 z = surfacelist[v];
425 anomaly = smblistref[v];
426
427 /* Henning edited acc. to Riannes equations*/
428 /* Set SMB maximum elevation, if dz = 0 -> z_critical = 1675 */
429 z_critical = z_critical + dz;
430
431 /* Calculate smb acc. to the surface elevation z */
432 if(z<z_critical){
433 smb = a + b*z + c;
434 }
435 else{
436 smb = (a + b*z)*(f + g*(z-z_critical) + h*(z-z_critical)*(z-z_critical)) + c;
437 }
438
439 /* Compute smb including anomaly,
440 correct for number of seconds in a year [s/yr]*/
441 smb = smb/yts + anomaly;
442
443 /*Update array accordingly*/
444 smblist[v] = smb;
445
446 }
447
448 /*Add input to element and Free memory*/
449 element->AddInput(SmbMassBalanceEnum,smblist,P1Enum);
450 xDelete<IssmDouble>(surfacelist);
451 xDelete<IssmDouble>(smblistref);
452 xDelete<IssmDouble>(smblist);
453 }
454
455}/*}}}*/
456void SmbComponentsx(FemModel* femmodel){/*{{{*/
457
458 // void SmbComponentsx(acc,evap,runoff,ni){
459 // INPUT parameters: ni: working size of arrays
460 // INPUT: surface accumulation (m/yr water equivalent): acc
461 // surface evaporation (m/yr water equivalent): evap
462 // surface runoff (m/yr water equivalent): runoff
463 // OUTPUT: mass-balance (m/yr ice): agd(NA)
464
465 /*Loop over all the elements of this partition*/
466 for(Object* & object : femmodel->elements->objects){
467 Element* element=xDynamicCast<Element*>(object);
468
469 /*Allocate all arrays*/
470 int numvertices = element->GetNumberOfVertices();
471 IssmDouble* acc = xNew<IssmDouble>(numvertices);
472 IssmDouble* evap = xNew<IssmDouble>(numvertices);
473 IssmDouble* runoff = xNew<IssmDouble>(numvertices);
474 IssmDouble* smb = xNew<IssmDouble>(numvertices);
475
476 /*Recover Smb Components*/
477 element->GetInputListOnVertices(acc,SmbAccumulationEnum);
478 element->GetInputListOnVertices(evap,SmbEvaporationEnum);
479 element->GetInputListOnVertices(runoff,SmbRunoffEnum);
480
481 // loop over all vertices
482 for(int v=0;v<numvertices;v++) smb[v]=acc[v]-evap[v]-runoff[v];
483
484 /*Add input to element and Free memory*/
485 element->AddInput(SmbMassBalanceEnum,smb,P1Enum);
486 xDelete<IssmDouble>(acc);
487 xDelete<IssmDouble>(evap);
488 xDelete<IssmDouble>(runoff);
489 xDelete<IssmDouble>(smb);
490 }
491
492}/*}}}*/
493void SmbMeltComponentsx(FemModel* femmodel){/*{{{*/
494
495 // void SmbMeltComponentsx(acc,evap,melt,refreeze,ni){
496 // INPUT parameters: ni: working size of arrays
497 // INPUT: surface accumulation (m/yr water equivalent): acc
498 // surface evaporation (m/yr water equivalent): evap
499 // surface melt (m/yr water equivalent): melt
500 // refreeze of surface melt (m/yr water equivalent): refreeze
501 // OUTPUT: mass-balance (m/yr ice): agd(NA)
502
503 /*Loop over all the elements of this partition*/
504 for(Object* & object : femmodel->elements->objects){
505 Element* element=xDynamicCast<Element*>(object);
506
507 /*Allocate all arrays*/
508 int numvertices = element->GetNumberOfVertices();
509 IssmDouble* acc = xNew<IssmDouble>(numvertices);
510 IssmDouble* evap = xNew<IssmDouble>(numvertices);
511 IssmDouble* melt = xNew<IssmDouble>(numvertices);
512 IssmDouble* refreeze = xNew<IssmDouble>(numvertices);
513 IssmDouble* smb = xNew<IssmDouble>(numvertices);
514
515 /*Recover Smb Components*/
516 element->GetInputListOnVertices(acc,SmbAccumulationEnum);
517 element->GetInputListOnVertices(evap,SmbEvaporationEnum);
518 element->GetInputListOnVertices(melt,SmbMeltEnum);
519 element->GetInputListOnVertices(refreeze,SmbRefreezeEnum);
520
521 // loop over all vertices
522 for(int v=0;v<numvertices;v++) smb[v]=acc[v]-evap[v]-melt[v]+refreeze[v];
523
524 /*Add input to element and Free memory*/
525 element->AddInput(SmbMassBalanceEnum,smb,P1Enum);
526 xDelete<IssmDouble>(acc);
527 xDelete<IssmDouble>(evap);
528 xDelete<IssmDouble>(melt);
529 xDelete<IssmDouble>(refreeze);
530 xDelete<IssmDouble>(smb);
531 }
532
533}/*}}}*/
534void SmbGradientsComponentsx(FemModel* femmodel){/*{{{*/
535
536 for(Object* & object : femmodel->elements->objects){
537 Element* element=xDynamicCast<Element*>(object);
538 element->SmbGradCompParameterization();
539 }
540
541}/*}}}*/
542#ifdef _HAVE_SEMIC_
543void SmbSemicx(FemModel* femmodel){/*{{{*/
544
545 for(Object* & object : femmodel->elements->objects){
546 Element* element=xDynamicCast<Element*>(object);
547 element->SmbSemic();
548 }
549
550}/*}}}*/
551#else
552void SmbSemicx(FemModel* femmodel){_error_("SEMIC not installed");}
553#endif //_HAVE_SEMIC_
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