source: issm/trunk-jpl/src/m/classes/model.m@ 24465

Last change on this file since 24465 was 24465, checked in by schlegel, 5 years ago

CHG: load old model partitions, extrude thickness_obs, and include pfe conditions requested by nas
File size: 69.7 KB
Line 
1%MODEL class definition
2%
3% Usage:
4% md = model(varargin)
5
6classdef model
7 properties (SetAccess=public) %Model fields
8 % {{{
9 %Careful here: no other class should be used as default value this is a bug of matlab
10 mesh = 0;
11 mask = 0;
12
13 geometry = 0;
14 constants = 0;
15 smb = 0;
16 basalforcings = 0;
17 materials = 0;
18 damage = 0;
19 friction = 0;
20 flowequation = 0;
21 timestepping = 0;
22 initialization = 0;
23 rifts = 0;
24 slr = 0;
25
26 debug = 0;
27 verbose = 0;
28 settings = 0;
29 toolkits = 0;
30 cluster = 0;
31
32 balancethickness = 0;
33 stressbalance = 0;
34 groundingline = 0;
35 hydrology = 0;
36 masstransport = 0;
37 thermal = 0;
38 steadystate = 0;
39 transient = 0;
40 levelset = 0;
41 calving = 0;
42 frontalforcings = 0;
43 love = 0;
44 gia = 0;
45 esa = 0;
46
47 autodiff = 0;
48 inversion = 0;
49 qmu = 0;
50 amr = 0;
51 results = 0;
52 outputdefinition = 0;
53 radaroverlay = 0;
54 miscellaneous = 0;
55 private = 0;
56
57 %}}}
58 end
59 methods (Static)
60 function md = loadobj(md) % {{{
61 % This function is directly called by matlab when a model object is
62 % loaded. If the input is a struct it is an old version of model and
63 % old fields must be recovered (make sure they are in the deprecated
64 % model properties)
65
66 if verLessThan('matlab','7.9'),
67 disp('Warning: your matlab version is old and there is a risk that load does not work correctly');
68 disp(' if the model is not loaded correctly, rename temporarily loadobj so that matlab does not use it');
69
70 % This is a Matlab bug: all the fields of md have their default value
71 % Example of error message:
72 % Warning: Error loading an object of class 'model':
73 % Undefined function or method 'exist' for input arguments of type 'cell'
74 %
75 % This has been fixed in MATLAB 7.9 (R2009b) and later versions
76 end
77
78 if isstruct(md)
79 disp('Recovering model object from a previous version');
80 md = structtomodel(model,md);
81 end
82
83 %2012 August 4th
84 if isa(md.materials,'materials'),
85 disp('Recovering old materials');
86 if numel(md.materials.rheology_Z)==1 & isnan(md.materials.rheology_Z),
87 md.materials=matice(md.materials);
88 else
89 md.materials=matdamageice(md.materials);
90 end
91 end
92 %2013 April 12
93 if numel(md.stressbalance.loadingforce==1)
94 md.stressbalance.loadingforce=0*ones(md.mesh.numberofvertices,3);
95 end
96 %2013 April 17
97 if isa(md.hydrology,'hydrology'),
98 disp('Recovering old hydrology class');
99 md.hydrology=hydrologyshreve(md.materials);
100 end
101 %2013 October 9
102 if ~isa(md.damage,'damage'),
103 md.damage=damage();
104 md.damage.D=zeros(md.mesh.numberofvertices,1);
105 md.damage.spcdamage=NaN*ones(md.mesh.numberofvertices,1);
106 end
107 %2013 November 18
108 if ~isa(md.outputdefinition,'outputdefinition'),
109 md.outputdefinition=outputdefinition();
110 end
111 %2014 March 26th
112 if isa(md.mesh,'mesh'),
113 disp('Recovering old mesh class');
114 if isprop(md.mesh,'dimension'),
115 if md.mesh.dimension==2,
116 md.mesh=mesh2d(md.mesh);
117 else
118 md.mesh=mesh3dprisms(md.mesh);
119 end
120 else
121 md.mesh=mesh2dvertical(md.mesh);
122 end
123 end
124 %2014 November 12
125 if isa(md.calving,'double'); md.calving=calving(); end
126 %2016 February 3
127 if isa(md.slr,'double'); md.slr=slr(); end
128 %2016 October 11
129 if isa(md.esa,'double'); md.esa=esa(); end
130 %2017 February 10th
131 if isa(md.settings,'settings'), %this 'isa' verification: 2018 October 24th
132 if md.settings.solver_residue_threshold==0,
133 md.settings.solver_residue_threshold = 1e-6;
134 end
135 end
136 %2017 April 10th
137 if isa(md.gia,'gia'), md.gia=giaivins(); end
138 %2017 May 4th
139 if isa(md.amr,'double'); md.amr=amr(); end
140 %2017 Aug 29th
141 if isa(md.love,'double'); md.love=fourierlove(); end
142 %2017 Oct 26th
143 if isa(md.calving,'calvingdev')
144 disp('Warning: calvingdev is now calvingvonmises');
145 md.calving=calvingvonmises(md.calving);
146 end
147 %2017 Dec 21st (needs to be here)
148 if isempty(md.settings)
149 disp('Warning: md.settings had to be reset, make sure to adjust md.settings.output_frequency and other fields');
150 md.settings = issmsettings();
151 end
152 %2018 Dec 1st
153 if md.settings.sb_coupling_frequency==0
154 md.settings.sb_coupling_frequency=1;
155 end
156 %2019 Jan..
157 if isa(md.frontalforcings,'double');
158 if(~isnan(md.calving.meltingrate))
159 disp('Warning: md.calving.meltingrate is now in md.frontalforcings');
160 end
161 md.frontalforcings=frontalforcings(md.calving);
162 end
163 %2019 Feb 26
164 if isa(md.settings.results_on_nodes,'double')
165 if md.settings.results_on_nodes == 0
166 md.settings.results_on_nodes = {};
167 else
168 md.settings.results_on_nodes = {'all'};
169 end
170 end
171 %2019 Mar 28
172 if isa(md.smb,'SMBcomponents') | isa(md.smb,'SMBmeltcomponents') | isa(md.smb,'SMBforcing') | isa(md.smb,'SMBgemb')
173 if isa(md.smb.isclimatology,'double')
174 if prod(size(md.smb.isclimatology)) ~= 1
175 md.smb.isclimatology = 0;
176 end
177 end
178 end
179 end% }}}
180 end
181 methods
182 function md = model(varargin) % {{{
183
184 switch nargin
185 case 0
186 md=setdefaultparameters(md);
187 case 1
188 error('model constructor not supported yet');
189
190 otherwise
191 error('model constructor error message: 0 of 1 argument only in input.');
192 end
193 end
194 %}}}
195 function md = checkmessage(md,string) % {{{
196 if(nargout~=1) error('wrong usage, model must be an output'); end
197 disp(['model not consistent: ' string]);
198 md.private.isconsistent=false;
199 end
200 %}}}
201 function md = collapse(md)% {{{
202 %COLLAPSE - collapses a 3d mesh into a 2d mesh
203 %
204 % This routine collapses a 3d model into a 2d model
205 % and collapses all the fileds of the 3d model by
206 % taking their depth-averaged values
207 %
208 % Usage:
209 % md=collapse(md)
210 %
211 % See also: EXTRUDE, MODELEXTRACT
212
213 %Check that the model is really a 3d model
214 if ~strcmp(md.mesh.elementtype(),'Penta'),
215 error('collapse error message: only 3d mesh can be collapsed')
216 end
217
218 %Start with changing all the fields from the 3d mesh
219
220 %dealing with the friction law
221 %drag is limited to nodes that are on the bedrock.
222 if isa(md.friction,'friction'),
223 md.friction.coefficient=project2d(md,md.friction.coefficient,1);
224 md.friction.p=project2d(md,md.friction.p,1);
225 md.friction.q=project2d(md,md.friction.q,1);
226 elseif isa(md.friction,'frictioncoulomb'),
227 md.friction.coefficient=project2d(md,md.friction.coefficient,1);
228 md.friction.coefficientcoulomb=project2d(md,md.friction.coefficientcoulomb,1);
229 md.friction.p=project2d(md,md.friction.p,1);
230 md.friction.q=project2d(md,md.friction.q,1);
231 elseif isa(md.friction,'frictionhydro'),
232 md.friction.q=project2d(md,md.friction.q,1);
233 md.friction.C=project2d(md,md.friction.C,1);
234 md.friction.As=project2d(md,md.friction.As,1);
235 md.friction.effective_pressure=project2d(md,md.friction.effective_pressure,1);
236 elseif isa(md.friction,'frictionwaterlayer'),
237 md.friction.coefficient=project2d(md,md.friction.coefficient,1);
238 md.friction.p=project2d(md,md.friction.p,1);
239 md.friction.q=project2d(md,md.friction.q,1);
240 md.friction.water_layer=project2d(md,md.friction.water_layer,1);
241 elseif isa(md.friction,'frictionweertman'),
242 md.friction.C=project2d(md,md.friction.C,1);
243 md.friction.m=project2d(md,md.friction.m,1);
244 elseif isa(md.friction,'frictionweertmantemp'),
245 md.friction.C=project2d(md,md.friction.C,1);
246 md.friction.m=project2d(md,md.friction.m,1);
247 else
248 disp('friction type not supported');
249 end
250
251 %observations
252 if ~isnan(md.inversion.vx_obs), md.inversion.vx_obs=project2d(md,md.inversion.vx_obs,md.mesh.numberoflayers); end;
253 if ~isnan(md.inversion.vy_obs), md.inversion.vy_obs=project2d(md,md.inversion.vy_obs,md.mesh.numberoflayers); end;
254 if ~isnan(md.inversion.vel_obs), md.inversion.vel_obs=project2d(md,md.inversion.vel_obs,md.mesh.numberoflayers); end;
255 if ~isnan(md.inversion.thickness_obs), md.inversion.thickness_obs=project2d(md,md.inversion.thickness_obs,md.mesh.numberoflayers); end;
256 if ~isnan(md.inversion.cost_functions_coefficients), md.inversion.cost_functions_coefficients=project2d(md,md.inversion.cost_functions_coefficients,md.mesh.numberoflayers); end;
257 if numel(md.inversion.min_parameters)>1, md.inversion.min_parameters=project2d(md,md.inversion.min_parameters,md.mesh.numberoflayers); end;
258 if numel(md.inversion.max_parameters)>1, md.inversion.max_parameters=project2d(md,md.inversion.max_parameters,md.mesh.numberoflayers); end;
259 if isa(md.smb,'SMBforcing') & ~isnan(md.smb.mass_balance),
260 md.smb.mass_balance=project2d(md,md.smb.mass_balance,md.mesh.numberoflayers);
261 elseif isa(md.smb,'SMBhenning') & ~isnan(md.smb.smbref),
262 md.smb.smbref=project2d(md,md.smb.smbref,md.mesh.numberoflayers);
263 end;
264
265 %results
266 if ~isnan(md.initialization.vx),md.initialization.vx=DepthAverage(md,md.initialization.vx);end;
267 if ~isnan(md.initialization.vy),md.initialization.vy=DepthAverage(md,md.initialization.vy);end;
268 if ~isnan(md.initialization.vz),md.initialization.vz=DepthAverage(md,md.initialization.vz);end;
269 if ~isnan(md.initialization.vel),md.initialization.vel=DepthAverage(md,md.initialization.vel);end;
270 if ~isnan(md.initialization.temperature),md.initialization.temperature=DepthAverage(md,md.initialization.temperature);end;
271 if ~isnan(md.initialization.pressure),md.initialization.pressure=project2d(md,md.initialization.pressure,1);end;
272 if ~isnan(md.initialization.sediment_head),md.initialization.sediment_head=project2d(md,md.initialization.sediment_head,1);end;
273 if ~isnan(md.initialization.epl_head),md.initialization.epl_head=project2d(md,md.initialization.epl_head,1);end;
274 if ~isnan(md.initialization.epl_thickness),md.initialization.epl_thickness=project2d(md,md.initialization.epl_thickness,1);end;
275 if ~isnan(md.initialization.waterfraction),md.initialization.waterfraction=project2d(md,md.initialization.waterfraction,1);end;
276 if ~isnan(md.initialization.watercolumn),md.initialization.watercolumn=project2d(md,md.initialization.watercolumn,1);end;
277 %giaivins
278 if ~isnan(md.gia.mantle_viscosity), md.gia.mantle_viscosity=project2d(md,md.gia.mantle_viscosity,1); end
279 if ~isnan(md.gia.lithosphere_thickness), md.gia.lithosphere_thickness=project2d(md,md.gia.lithosphere_thickness,1); end
280
281 %elementstype
282 if ~isnan(md.flowequation.element_equation)
283 md.flowequation.element_equation=project2d(md,md.flowequation.element_equation,1);
284 md.flowequation.vertex_equation=project2d(md,md.flowequation.vertex_equation,1);
285 md.flowequation.borderSSA=project2d(md,md.flowequation.borderSSA,1);
286 md.flowequation.borderHO=project2d(md,md.flowequation.borderHO,1);
287 md.flowequation.borderFS=project2d(md,md.flowequation.borderFS,1);
288 end
289
290 %boundary conditions
291 md.stressbalance.spcvx=project2d(md,md.stressbalance.spcvx,md.mesh.numberoflayers);
292 md.stressbalance.spcvy=project2d(md,md.stressbalance.spcvy,md.mesh.numberoflayers);
293 md.stressbalance.spcvz=project2d(md,md.stressbalance.spcvz,md.mesh.numberoflayers);
294 md.stressbalance.referential=project2d(md,md.stressbalance.referential,md.mesh.numberoflayers);
295 md.stressbalance.loadingforce=project2d(md,md.stressbalance.loadingforce,md.mesh.numberoflayers);
296 md.masstransport.spcthickness=project2d(md,md.masstransport.spcthickness,md.mesh.numberoflayers);
297 if numel(md.damage.spcdamage)>1, md.damage.spcdamage=project2d(md,md.damage.spcdamage,md.mesh.numberoflayers); end
298 if numel(md.levelset.spclevelset)>1, md.levelset.spclevelset=project2d(md,md.levelset.spclevelset,md.mesh.numberoflayers); end
299 md.thermal.spctemperature=project2d(md,md.thermal.spctemperature,md.mesh.numberoflayers);
300
301 % Hydrologydc variables
302 if isa(md.hydrology,'hydrologydc');
303 md.hydrology.spcsediment_head=project2d(md,md.hydrology.spcsediment_head,1);
304 md.hydrology.mask_eplactive_node=project2d(md,md.hydrology.mask_eplactive_node,1);
305 md.hydrology.sediment_transmitivity=project2d(md,md.hydrology.sediment_transmitivity,1);
306 md.hydrology.basal_moulin_input=project2d(md,md.hydrology.basal_moulin_input,1);
307 if(md.hydrology.isefficientlayer==1)
308 md.hydrology.spcepl_head=project2d(md,md.hydrology.spcepl_head,1);
309 end
310 end
311
312 %materials
313 md.materials.rheology_B=DepthAverage(md,md.materials.rheology_B);
314 md.materials.rheology_n=project2d(md,md.materials.rheology_n,1);
315
316 %damage:
317 if md.damage.isdamage,
318 md.damage.D=DepthAverage(md,md.damage.D);
319 end
320
321 %special for thermal modeling:
322 if ~isnan(md.basalforcings.groundedice_melting_rate),
323 md.basalforcings.groundedice_melting_rate=project2d(md,md.basalforcings.groundedice_melting_rate,1);
324 end
325 if isprop(md.basalforcings,'floatingice_melting_rate') & ~isnan(md.basalforcings.floatingice_melting_rate),
326 md.basalforcings.floatingice_melting_rate=project2d(md,md.basalforcings.floatingice_melting_rate,1);
327 end
328 md.basalforcings.geothermalflux=project2d(md,md.basalforcings.geothermalflux,1); %bedrock only gets geothermal flux
329
330 if isprop(md.calving,'coeff') & ~isnan(md.calving.coeff),
331 md.calving.coeff=project2d(md,md.calving.coeff,1);
332 end
333 if isprop(md.frontalforcings,'meltingrate') & ~isnan(md.frontalforcings.meltingrate),
334 md.frontalforcings.meltingrate=project2d(md,md.frontalforcings.meltingrate,1);
335 end
336
337 %update of connectivity matrix
338 md.mesh.average_vertex_connectivity=25;
339
340 %Collapse the mesh
341 nodes2d=md.mesh.numberofvertices2d;
342 elements2d=md.mesh.numberofelements2d;
343
344 %parameters
345 md.geometry.surface=project2d(md,md.geometry.surface,1);
346 md.geometry.thickness=project2d(md,md.geometry.thickness,1);
347 md.geometry.base=project2d(md,md.geometry.base,1);
348 if ~isnan(md.geometry.bed),
349 md.geometry.bed=project2d(md,md.geometry.bed,1);
350 end
351
352 if ~isnan(md.mask.groundedice_levelset),
353 md.mask.groundedice_levelset=project2d(md,md.mask.groundedice_levelset,1);
354 end
355 if ~isnan(md.mask.ice_levelset),
356 md.mask.ice_levelset=project2d(md,md.mask.ice_levelset,1);
357 end
358
359 %lat long
360 if numel(md.mesh.lat) ==md.mesh.numberofvertices, md.mesh.lat=project2d(md,md.mesh.lat,1); end
361 if numel(md.mesh.long)==md.mesh.numberofvertices, md.mesh.long=project2d(md,md.mesh.long,1); end
362
363 %outputdefinitions
364 for i=1:length(md.outputdefinition.definitions)
365 if isobject(md.outputdefinition.definitions{i})
366 %get subfields
367 solutionsubfields=fields(md.outputdefinition.definitions{i});
368 for j=1:length(solutionsubfields),
369 field=md.outputdefinition.definitions{i}.(solutionsubfields{j});
370 if length(field)==md.mesh.numberofvertices | length(field)==md.mesh.numberofelements,
371 md.outputdefinition.definitions{i}.(solutionsubfields{j})=project2d(md,md.outputdefinition.definitions{i}.(solutionsubfields{j}),1);
372 end
373 end
374 end
375 end
376
377 %Initialize with the 2d mesh
378 mesh=mesh2d();
379 mesh.x=md.mesh.x2d;
380 mesh.y=md.mesh.y2d;
381 mesh.numberofvertices=md.mesh.numberofvertices2d;
382 mesh.numberofelements=md.mesh.numberofelements2d;
383 mesh.elements=md.mesh.elements2d;
384 if numel(md.mesh.lat) ==md.mesh.numberofvertices, mesh.lat=project2d(md,md.mesh.lat,1); end
385 if numel(md.mesh.long)==md.mesh.numberofvertices, mesh.long=project2d(md,md.mesh.long,1); end
386 mesh.epsg=md.mesh.epsg;
387 if numel(md.mesh.scale_factor)==md.mesh.numberofvertices, mesh.scale_factor=project2d(md,md.mesh.scale_factor,1); end
388 if ~isnan(md.mesh.vertexonboundary), mesh.vertexonboundary=project2d(md,md.mesh.vertexonboundary,1); end
389 if ~isnan(md.mesh.elementconnectivity), mesh.elementconnectivity=project2d(md,md.mesh.elementconnectivity,1); end
390 md.mesh=mesh;
391 md.mesh.vertexconnectivity=NodeConnectivity(md.mesh.elements,md.mesh.numberofvertices);
392 md.mesh.elementconnectivity=ElementConnectivity(md.mesh.elements,md.mesh.vertexconnectivity);
393 md.mesh.segments=contourenvelope(md.mesh);
394
395 end % }}}
396 function md2 = extract(md,area,varargin) % {{{
397 %extract - extract a model according to an Argus contour or flag list
398 %
399 % This routine extracts a submodel from a bigger model with respect to a given contour
400 % md must be followed by the corresponding exp file or flags list
401 % It can either be a domain file (argus type, .exp extension), or an array of element flags.
402 % If user wants every element outside the domain to be
403 % extract2d, add '~' to the name of the domain file (ex: '~HO.exp');
404 % an empty string '' will be considered as an empty domain
405 % a string 'all' will be considered as the entire domain
406 %
407 % Usage:
408 % md2=extract(md,area);
409 %
410 % Examples:
411 % md2=extract(md,'Domain.exp');
412 %
413 % See also: EXTRUDE, COLLAPSE
414
415 %copy model
416 md1=md;
417
418 %recover optoins:
419 options=pairoptions(varargin{:});
420
421 %some checks
422 if ((nargin<2) | (nargout~=1)),
423 help extract
424 error('extract error message: bad usage');
425 end
426
427 %get elements that are inside area
428 flag_elem=FlagElements(md1,area);
429 if ~any(flag_elem),
430 error('extracted model is empty');
431 end
432
433 %kick out all elements with 3 dirichlets
434 if getfieldvalue(options,'spccheck',1)
435 spc_elem=find(~flag_elem);
436 spc_node=sort(unique(md1.mesh.elements(spc_elem,:)));
437 flag=ones(md1.mesh.numberofvertices,1);
438 flag(spc_node)=0;
439 pos=find(sum(flag(md1.mesh.elements),2)==0);
440 flag_elem(pos)=0;
441 end
442
443 %extracted elements and nodes lists
444 pos_elem=find(flag_elem);
445 pos_node=sort(unique(md1.mesh.elements(pos_elem,:)));
446
447 %keep track of some fields
448 numberofvertices1=md1.mesh.numberofvertices;
449 numberofelements1=md1.mesh.numberofelements;
450 numberofvertices2=length(pos_node);
451 numberofelements2=length(pos_elem);
452 flag_node=zeros(numberofvertices1,1);
453 flag_node(pos_node)=1;
454
455 %Create Pelem and Pnode (transform old nodes in new nodes and same thing for the elements)
456 Pelem=zeros(numberofelements1,1);
457 Pelem(pos_elem)=[1:numberofelements2]';
458 Pnode=zeros(numberofvertices1,1);
459 Pnode(pos_node)=[1:numberofvertices2]';
460
461 %renumber the elements (some nodes won't exist anymore)
462 elements_1=md1.mesh.elements;
463 elements_2=elements_1(pos_elem,:);
464 elements_2(:,1)=Pnode(elements_2(:,1));
465 elements_2(:,2)=Pnode(elements_2(:,2));
466 elements_2(:,3)=Pnode(elements_2(:,3));
467 if isa(md1.mesh,'mesh3dprisms'),
468 elements_2(:,4)=Pnode(elements_2(:,4));
469 elements_2(:,5)=Pnode(elements_2(:,5));
470 elements_2(:,6)=Pnode(elements_2(:,6));
471 end
472
473 %OK, now create the new model!
474
475 %take every field from model
476 md2=md1;
477
478 %automatically modify fields
479
480 %loop over model fields
481 model_fields=fields(md1);
482 for i=1:length(model_fields),
483 %get field
484 field=md1.(model_fields{i});
485 fieldsize=size(field);
486 if isobject(field), %recursive call
487 object_fields=fields(md1.(model_fields{i}));
488 for j=1:length(object_fields),
489 %get field
490 field=md1.(model_fields{i}).(object_fields{j});
491 fieldsize=size(field);
492 %size = number of nodes * n
493 if fieldsize(1)==numberofvertices1
494 md2.(model_fields{i}).(object_fields{j})=field(pos_node,:);
495 elseif (fieldsize(1)==numberofvertices1+1)
496 md2.(model_fields{i}).(object_fields{j})=[field(pos_node,:); field(end,:)];
497 %size = number of elements * n
498 elseif fieldsize(1)==numberofelements1
499 md2.(model_fields{i}).(object_fields{j})=field(pos_elem,:);
500 elseif (fieldsize(1)==numberofelements1+1)
501 md2.(model_fields{i}).(object_fields{j})=[field(pos_elem,:); field(end,:)];
502 end
503 end
504 else
505 %size = number of nodes * n
506 if fieldsize(1)==numberofvertices1
507 md2.(model_fields{i})=field(pos_node,:);
508 elseif (fieldsize(1)==numberofvertices1+1)
509 md2.(model_fields{i})=[field(pos_node,:); field(end,:)];
510 %size = number of elements * n
511 elseif fieldsize(1)==numberofelements1
512 md2.(model_fields{i})=field(pos_elem,:);
513 elseif (fieldsize(1)==numberofelements1+1)
514 md2.(model_fields{i})=[field(pos_elem,:); field(end,:)];
515 end
516 end
517 end
518
519 %modify some specific fields
520
521 %Mesh
522 md2.mesh.numberofelements=numberofelements2;
523 md2.mesh.numberofvertices=numberofvertices2;
524 md2.mesh.elements=elements_2;
525
526 %mesh.uppervertex mesh.lowervertex
527 if isa(md1.mesh,'mesh3dprisms'),
528 md2.mesh.uppervertex=md1.mesh.uppervertex(pos_node);
529 pos=find(~isnan(md2.mesh.uppervertex));
530 md2.mesh.uppervertex(pos)=Pnode(md2.mesh.uppervertex(pos));
531
532 md2.mesh.lowervertex=md1.mesh.lowervertex(pos_node);
533 pos=find(~isnan(md2.mesh.lowervertex));
534 md2.mesh.lowervertex(pos)=Pnode(md2.mesh.lowervertex(pos));
535
536 md2.mesh.upperelements=md1.mesh.upperelements(pos_elem);
537 pos=find(~isnan(md2.mesh.upperelements));
538 md2.mesh.upperelements(pos)=Pelem(md2.mesh.upperelements(pos));
539
540 md2.mesh.lowerelements=md1.mesh.lowerelements(pos_elem);
541 pos=find(~isnan(md2.mesh.lowerelements));
542 md2.mesh.lowerelements(pos)=Pelem(md2.mesh.lowerelements(pos));
543 end
544
545 %Initial 2d mesh
546 if isa(md1.mesh,'mesh3dprisms'),
547 flag_elem_2d=flag_elem(1:md1.mesh.numberofelements2d);
548 pos_elem_2d=find(flag_elem_2d);
549 flag_node_2d=flag_node(1:md1.mesh.numberofvertices2d);
550 pos_node_2d=find(flag_node_2d);
551
552 md2.mesh.numberofelements2d=length(pos_elem_2d);
553 md2.mesh.numberofvertices2d=length(pos_node_2d);
554 md2.mesh.elements2d=md1.mesh.elements2d(pos_elem_2d,:);
555 md2.mesh.elements2d(:,1)=Pnode(md2.mesh.elements2d(:,1));
556 md2.mesh.elements2d(:,2)=Pnode(md2.mesh.elements2d(:,2));
557 md2.mesh.elements2d(:,3)=Pnode(md2.mesh.elements2d(:,3));
558
559 md2.mesh.x2d=md1.mesh.x(pos_node_2d);
560 md2.mesh.y2d=md1.mesh.y(pos_node_2d);
561 end
562
563 %Edges
564 if(dimension(md.mesh)==2),
565 if size(md2.mesh.edges,2)>1, %do not use ~isnan because there are some NaNs...
566 %renumber first two columns
567 pos=find(md2.mesh.edges(:,4)~=-1);
568 md2.mesh.edges(: ,1)=Pnode(md2.mesh.edges(:,1));
569 md2.mesh.edges(: ,2)=Pnode(md2.mesh.edges(:,2));
570 md2.mesh.edges(: ,3)=Pelem(md2.mesh.edges(:,3));
571 md2.mesh.edges(pos,4)=Pelem(md2.mesh.edges(pos,4));
572 %remove edges when the 2 vertices are not in the domain.
573 md2.mesh.edges=md2.mesh.edges(find(md2.mesh.edges(:,1) & md2.mesh.edges(:,2)),:);
574 %Replace all zeros by -1 in the last two columns
575 pos=find(md2.mesh.edges(:,3)==0);
576 md2.mesh.edges(pos,3)=-1;
577 pos=find(md2.mesh.edges(:,4)==0);
578 md2.mesh.edges(pos,4)=-1;
579 %Invert -1 on the third column with last column (Also invert first two columns!!)
580 pos=find(md2.mesh.edges(:,3)==-1);
581 md2.mesh.edges(pos,3)=md2.mesh.edges(pos,4);
582 md2.mesh.edges(pos,4)=-1;
583 values=md2.mesh.edges(pos,2);
584 md2.mesh.edges(pos,2)=md2.mesh.edges(pos,1);
585 md2.mesh.edges(pos,1)=values;
586 %Finally remove edges that do not belong to any element
587 pos=find(md2.mesh.edges(:,3)==-1 & md2.mesh.edges(:,4)==-1);
588 md2.mesh.edges(pos,:)=[];
589 end
590 end
591
592 %Penalties
593 if ~isnan(md2.stressbalance.vertex_pairing),
594 for i=1:size(md1.stressbalance.vertex_pairing,1);
595 md2.stressbalance.vertex_pairing(i,:)=Pnode(md1.stressbalance.vertex_pairing(i,:));
596 end
597 md2.stressbalance.vertex_pairing=md2.stressbalance.vertex_pairing(find(md2.stressbalance.vertex_pairing(:,1)),:);
598 end
599 if ~isnan(md2.masstransport.vertex_pairing),
600 for i=1:size(md1.masstransport.vertex_pairing,1);
601 md2.masstransport.vertex_pairing(i,:)=Pnode(md1.masstransport.vertex_pairing(i,:));
602 end
603 md2.masstransport.vertex_pairing=md2.masstransport.vertex_pairing(find(md2.masstransport.vertex_pairing(:,1)),:);
604 end
605
606 %recreate segments
607 if isa(md1.mesh,'mesh2d') | isa(md1.mesh','mesh3dsurface'),
608 md2.mesh.vertexconnectivity=NodeConnectivity(md2.mesh.elements,md2.mesh.numberofvertices);
609 md2.mesh.elementconnectivity=ElementConnectivity(md2.mesh.elements,md2.mesh.vertexconnectivity);
610 md2.mesh.segments=contourenvelope(md2.mesh);
611 md2.mesh.vertexonboundary=zeros(numberofvertices2,1); md2.mesh.vertexonboundary(md2.mesh.segments(:,1:2))=1;
612 else
613 %First do the connectivity for the contourenvelope in 2d
614 md2.mesh.vertexconnectivity=NodeConnectivity(md2.mesh.elements2d,md2.mesh.numberofvertices2d);
615 md2.mesh.elementconnectivity=ElementConnectivity(md2.mesh.elements2d,md2.mesh.vertexconnectivity);
616 segments=contourenvelope(md2.mesh);
617 md2.mesh.vertexonboundary=zeros(numberofvertices2/md2.mesh.numberoflayers,1); md2.mesh.vertexonboundary(segments(:,1:2))=1;
618 md2.mesh.vertexonboundary=repmat(md2.mesh.vertexonboundary,md2.mesh.numberoflayers,1);
619 %Then do it for 3d as usual
620 md2.mesh.vertexconnectivity=NodeConnectivity(md2.mesh.elements,md2.mesh.numberofvertices);
621 md2.mesh.elementconnectivity=ElementConnectivity(md2.mesh.elements,md2.mesh.vertexconnectivity);
622 end
623
624 %Boundary conditions: Dirichlets on new boundary
625 %Catch the elements that have not been extracted
626 orphans_elem=find(~flag_elem);
627 orphans_node=unique(md1.mesh.elements(orphans_elem,:))';
628 %Figure out which node are on the boundary between md2 and md1
629 nodestoflag1=intersect(orphans_node,pos_node);
630 nodestoflag2=Pnode(nodestoflag1);
631 if numel(md1.stressbalance.spcvx)>1 & numel(md1.stressbalance.spcvy)>1 & numel(md1.stressbalance.spcvz)>1,
632 if numel(md1.inversion.vx_obs)>1 & numel(md1.inversion.vy_obs)>1
633 md2.stressbalance.spcvx(nodestoflag2)=md2.inversion.vx_obs(nodestoflag2);
634 md2.stressbalance.spcvy(nodestoflag2)=md2.inversion.vy_obs(nodestoflag2);
635 else
636 md2.stressbalance.spcvx(nodestoflag2)=NaN;
637 md2.stressbalance.spcvy(nodestoflag2)=NaN;
638 disp(' ')
639 disp('!! extract warning: spc values should be checked !!')
640 disp(' ')
641 end
642 %put 0 for vz
643 md2.stressbalance.spcvz(nodestoflag2)=0;
644 end
645 if ~isnan(md1.thermal.spctemperature),
646 md2.thermal.spctemperature(nodestoflag2,1)=1;
647 end
648
649 %Results fields
650 if isstruct(md1.results),
651 md2.results=struct();
652 solutionfields=fields(md1.results);
653 for i=1:length(solutionfields),
654 if isstruct(md1.results.(solutionfields{i}))
655 %get subfields
656 % loop over time steps
657 for p=1:length(md1.results.(solutionfields{i}))
658 current = md1.results.(solutionfields{i})(p);
659 solutionsubfields=fields(current);
660 for j=1:length(solutionsubfields),
661 field=md1.results.(solutionfields{i})(p).(solutionsubfields{j});
662 if length(field)==numberofvertices1,
663 md2.results.(solutionfields{i})(p).(solutionsubfields{j})=field(pos_node);
664 elseif length(field)==numberofelements1,
665 md2.results.(solutionfields{i})(p).(solutionsubfields{j})=field(pos_elem);
666 else
667 md2.results.(solutionfields{i})(p).(solutionsubfields{j})=field;
668 end
669 end
670 end
671 else
672 field=md1.results.(solutionfields{i});
673 if length(field)==numberofvertices1,
674 md2.results.(solutionfields{i})=field(pos_node);
675 elseif length(field)==numberofelements1,
676 md2.results.(solutionfields{i})=field(pos_elem);
677 else
678 md2.results.(solutionfields{i})=field;
679 end
680 end
681 end
682 end
683
684 %OutputDefinitions fields
685 for i=1:length(md1.outputdefinition.definitions),
686 if isobject(md1.outputdefinition.definitions{i})
687 %get subfields
688 solutionsubfields=fields(md1.outputdefinition.definitions{i});
689 for j=1:length(solutionsubfields),
690 field=md1.outputdefinition.definitions{i}.(solutionsubfields{j});
691 if length(field)==numberofvertices1,
692 md2.outputdefinition.definitions{i}.(solutionsubfields{j})=field(pos_node);
693 elseif length(field)==numberofelements1,
694 md2.outputdefinition.definitions{i}.(solutionsubfields{j})=field(pos_elem);
695 end
696 end
697 end
698 end
699
700 %Keep track of pos_node and pos_elem
701 md2.mesh.extractedvertices=pos_node;
702 md2.mesh.extractedelements=pos_elem;
703 end % }}}
704 function md = extrude(md,varargin) % {{{
705 %EXTRUDE - vertically extrude a 2d mesh
706 %
707 % vertically extrude a 2d mesh and create corresponding 3d mesh.
708 % The vertical distribution can:
709 % - follow a polynomial law
710 % - follow two polynomial laws, one for the lower part and one for the upper part of the mesh
711 % - be discribed by a list of coefficients (between 0 and 1)
712 %
713 %
714 % Usage:
715 % md=extrude(md,numlayers,extrusionexponent);
716 % md=extrude(md,numlayers,lowerexponent,upperexponent);
717 % md=extrude(md,listofcoefficients);
718 %
719 % Example:
720 % md=extrude(md,15,1.3);
721 % md=extrude(md,15,1.3,1.2);
722 % md=extrude(md,[0 0.2 0.5 0.7 0.9 0.95 1]);
723 %
724 % See also: MODELEXTRACT, COLLAPSE
725
726 %some checks on list of arguments
727 if ((nargin>4) | (nargin<2) | (nargout~=1)),
728 help extrude;
729 error('extrude error message');
730 end
731
732 %Extrude the mesh
733 if nargin==2, %list of coefficients
734 clist=varargin{1};
735 if any(clist<0) | any(clist>1),
736 error('extrusioncoefficients must be between 0 and 1');
737 end
738 extrusionlist=sort(unique([clist(:);0;1]));
739 numlayers=length(extrusionlist);
740 elseif nargin==3, %one polynomial law
741 if varargin{2}<=0,
742 help extrude;
743 error('extrusionexponent must be >=0');
744 end
745 numlayers=varargin{1};
746 extrusionlist=((0:1:numlayers-1)/(numlayers-1)).^varargin{2};
747 elseif nargin==4, %two polynomial laws
748 numlayers=varargin{1};
749 lowerexp=varargin{2};
750 upperexp=varargin{3};
751
752 if varargin{2}<=0 | varargin{3}<=0,
753 help extrude;
754 error('lower and upper extrusionexponents must be >=0');
755 end
756
757 lowerextrusionlist=[(0:2/(numlayers-1):1).^lowerexp]/2;
758 upperextrusionlist=[(0:2/(numlayers-1):1).^upperexp]/2;
759 extrusionlist=sort(unique([lowerextrusionlist 1-upperextrusionlist]));
760
761 end
762
763 if numlayers<2,
764 error('number of layers should be at least 2');
765 end
766 if strcmp(md.mesh.domaintype(),'3D')
767 error('Cannot extrude a 3d mesh (extrude cannot be called more than once)');
768 end
769
770 %Initialize with the 2d mesh
771 mesh2d = md.mesh;
772 md.mesh=mesh3dprisms();
773 md.mesh.x = mesh2d.x;
774 md.mesh.y = mesh2d.y;
775 md.mesh.elements = mesh2d.elements;
776 md.mesh.numberofelements = mesh2d.numberofelements;
777 md.mesh.numberofvertices = mesh2d.numberofvertices;
778
779 md.mesh.lat = mesh2d.lat;
780 md.mesh.long = mesh2d.long;
781 md.mesh.epsg = mesh2d.epsg;
782 md.mesh.scale_factor = mesh2d.scale_factor;
783
784 md.mesh.vertexonboundary = mesh2d.vertexonboundary;
785 md.mesh.vertexconnectivity = mesh2d.vertexconnectivity;
786 md.mesh.elementconnectivity = mesh2d.elementconnectivity;
787 md.mesh.average_vertex_connectivity = mesh2d.average_vertex_connectivity;
788
789 md.mesh.extractedvertices = mesh2d.extractedvertices;
790 md.mesh.extractedelements = mesh2d.extractedelements;
791
792 x3d=[];
793 y3d=[];
794 z3d=[]; %the lower node is on the bed
795 thickness3d=md.geometry.thickness; %thickness and bed for these nodes
796 bed3d=md.geometry.base;
797
798 %Create the new layers
799 for i=1:numlayers,
800 x3d=[x3d; md.mesh.x];
801 y3d=[y3d; md.mesh.y];
802 %nodes are distributed between bed and surface accordingly to the given exponent
803 z3d=[z3d; bed3d+thickness3d*extrusionlist(i)];
804 end
805 number_nodes3d=size(x3d,1); %number of 3d nodes for the non extruded part of the mesh
806
807 %Extrude elements
808 elements3d=[];
809 for i=1:numlayers-1,
810 elements3d=[elements3d;[md.mesh.elements+(i-1)*md.mesh.numberofvertices md.mesh.elements+i*md.mesh.numberofvertices]]; %Create the elements of the 3d mesh for the non extruded part
811 end
812 number_el3d=size(elements3d,1); %number of 3d nodes for the non extruded part of the mesh
813
814 %Keep a trace of lower and upper nodes
815 lowervertex=NaN*ones(number_nodes3d,1);
816 uppervertex=NaN*ones(number_nodes3d,1);
817 lowervertex(md.mesh.numberofvertices+1:end)=1:(numlayers-1)*md.mesh.numberofvertices;
818 uppervertex(1:(numlayers-1)*md.mesh.numberofvertices)=md.mesh.numberofvertices+1:number_nodes3d;
819 md.mesh.lowervertex=lowervertex;
820 md.mesh.uppervertex=uppervertex;
821
822 %same for lower and upper elements
823 lowerelements=NaN*ones(number_el3d,1);
824 upperelements=NaN*ones(number_el3d,1);
825 lowerelements(md.mesh.numberofelements+1:end)=1:(numlayers-2)*md.mesh.numberofelements;
826 upperelements(1:(numlayers-2)*md.mesh.numberofelements)=md.mesh.numberofelements+1:(numlayers-1)*md.mesh.numberofelements;
827 md.mesh.lowerelements=lowerelements;
828 md.mesh.upperelements=upperelements;
829
830 %Save old mesh
831 md.mesh.x2d=md.mesh.x;
832 md.mesh.y2d=md.mesh.y;
833 md.mesh.elements2d=md.mesh.elements;
834 md.mesh.numberofelements2d=md.mesh.numberofelements;
835 md.mesh.numberofvertices2d=md.mesh.numberofvertices;
836
837 %Build global 3d mesh
838 md.mesh.elements=elements3d;
839 md.mesh.x=x3d;
840 md.mesh.y=y3d;
841 md.mesh.z=z3d;
842 md.mesh.numberofelements=number_el3d;
843 md.mesh.numberofvertices=number_nodes3d;
844 md.mesh.numberoflayers=numlayers;
845
846 %Ok, now deal with the other fields from the 2d mesh:
847
848 %bedinfo and surface info
849 md.mesh.vertexonbase=project3d(md,'vector',ones(md.mesh.numberofvertices2d,1),'type','node','layer',1);
850 md.mesh.vertexonsurface=project3d(md,'vector',ones(md.mesh.numberofvertices2d,1),'type','node','layer',md.mesh.numberoflayers);
851 md.mesh.vertexonboundary=project3d(md,'vector',md.mesh.vertexonboundary,'type','node');
852
853 %lat long
854 md.mesh.lat=project3d(md,'vector',md.mesh.lat,'type','node');
855 md.mesh.long=project3d(md,'vector',md.mesh.long,'type','node');
856 md.mesh.scale_factor=project3d(md,'vector',md.mesh.scale_factor,'type','node');
857
858 md.geometry=extrude(md.geometry,md);
859 md.friction = extrude(md.friction,md);
860 md.inversion = extrude(md.inversion,md);
861 md.smb = extrude(md.smb,md);
862 md.initialization = extrude(md.initialization,md);
863
864 md.flowequation=md.flowequation.extrude(md);
865 md.stressbalance=extrude(md.stressbalance,md);
866 md.thermal=md.thermal.extrude(md);
867 md.masstransport=md.masstransport.extrude(md);
868 md.levelset=extrude(md.levelset,md);
869 md.calving=extrude(md.calving,md);
870 md.frontalforcings=extrude(md.frontalforcings,md);
871 md.hydrology = extrude(md.hydrology,md);
872 md.slr = extrude(md.slr,md);
873
874 %connectivity
875 if ~isnan(md.mesh.elementconnectivity)
876 md.mesh.elementconnectivity=repmat(md.mesh.elementconnectivity,numlayers-1,1);
877 md.mesh.elementconnectivity(find(md.mesh.elementconnectivity==0))=NaN;
878 for i=2:numlayers-1,
879 md.mesh.elementconnectivity((i-1)*md.mesh.numberofelements2d+1:(i)*md.mesh.numberofelements2d,:)...
880 =md.mesh.elementconnectivity((i-1)*md.mesh.numberofelements2d+1:(i)*md.mesh.numberofelements2d,:)+md.mesh.numberofelements2d;
881 end
882 md.mesh.elementconnectivity(find(isnan(md.mesh.elementconnectivity)))=0;
883 end
884
885 md.materials=extrude(md.materials,md);
886 md.damage=extrude(md.damage,md);
887 md.mask=extrude(md.mask,md);
888 md.qmu=extrude(md.qmu,md);
889 md.basalforcings=extrude(md.basalforcings,md);
890 md.outputdefinition=extrude(md.outputdefinition,md);
891
892 %increase connectivity if less than 25:
893 if md.mesh.average_vertex_connectivity<=25,
894 md.mesh.average_vertex_connectivity=100;
895 end
896 end % }}}
897 function md = structtomodel(md,structmd) % {{{
898
899 if ~isstruct(structmd) error('input model is not a structure'); end
900
901 %loaded model is a struct, initialize output and recover all fields
902 md = structtoobj(model,structmd);
903
904 %Old field now classes
905 if (isfield(structmd,'timestepping') & isnumeric(md.timestepping)), md.timestepping=timestepping(); end
906 if (isfield(structmd,'mask') & isnumeric(md.mask)),md.mask=mask(); end
907
908 %Field name change
909 if isfield(structmd,'drag'), md.friction.coefficient=structmd.drag; end
910 if isfield(structmd,'p'), md.friction.p=structmd.p; end
911 if isfield(structmd,'q'), md.friction.q=structmd.p; end
912 if isfield(structmd,'melting'), md.basalforcings.floatingice_melting_rate=structmd.melting; end
913 if isfield(structmd,'melting_rate'), md.basalforcings.floatingice_melting_rate=structmd.melting_rate; end
914 if isfield(structmd,'melting_rate'), md.basalforcings.groundedice_melting_rate=structmd.melting_rate; end
915 if isfield(structmd,'accumulation'), md.smb.mass_balance=structmd.accumulation; end
916 if isfield(structmd,'numberofgrids'), md.mesh.numberofvertices=structmd.numberofgrids; end
917 if isfield(structmd,'numberofgrids2d'), md.mesh.numberofvertices2d=structmd.numberofgrids2d; end
918 if isfield(structmd,'uppergrids'), md.mesh.uppervertex=structmd.uppergrids; end
919 if isfield(structmd,'lowergrids'), md.mesh.lowervertex=structmd.lowergrids; end
920 if isfield(structmd,'gridonbase'), md.mesh.vertexonbase=structmd.gridonbase; end
921 if isfield(structmd,'gridonsurface'), md.mesh.vertexonsurface=structmd.gridonsurface; end
922 if isfield(structmd,'extractedgrids'), md.mesh.extractedvertices=structmd.extractedgrids; end
923 if isfield(structmd,'gridonboundary'), md.mesh.vertexonboundary=structmd.gridonboundary; end
924 if isfield(structmd,'petscoptions') & ~isempty(structmd.petscoptions), md.toolkits=structmd.petscoptions; end
925 if isfield(structmd,'g'), md.constants.g=structmd.g; end
926 if isfield(structmd,'yts'), md.constants.yts=structmd.yts; end
927 if isfield(structmd,'surface_mass_balance'), md.smb.mass_balance=structmd.surface_mass_balance; end
928 if isfield(structmd,'basal_melting_rate'), md.basalforcings.floatingice_melting_rate=structmd.basal_melting_rate; end
929 if isfield(structmd,'geothermalflux'), md.basalforcings.geothermalflux=structmd.geothermalflux; end
930 if isfield(structmd,'drag'), md.friction.coefficient=structmd.drag; end
931 if isfield(structmd,'drag_coefficient'), md.friction.coefficient=structmd.drag_coefficient; end
932 if isfield(structmd,'drag_p'), md.friction.p=structmd.drag_p; end
933 if isfield(structmd,'drag_q'), md.friction.q=structmd.drag_q; end
934 if isfield(structmd,'riftproperties'), %old implementation
935 md.rifts=rifts();
936 md.rifts.riftproperties=structmd.riftproperties;
937 md.rifts.riftstruct=structmd.rifts;
938 md.rifts.riftproperties=structmd.riftinfo;
939 end
940 if isfield(structmd,'bamg'), md.private.bamg=structmd.bamg; end
941 if isfield(structmd,'lowmem'), md.settings.lowmem=structmd.lowmem; end
942 if isfield(structmd,'io_gather'), md.settings.io_gather=structmd.io_gather; end
943 if isfield(structmd,'spcwatercolumn'), md.hydrology.spcwatercolumn=structmd.spcwatercolumn; end
944 if isfield(structmd,'hydro_n'), md.hydrology.n=structmd.hydro_n; end
945 if isfield(structmd,'hydro_p'), md.hydrology.p=structmd.hydro_p; end
946 if isfield(structmd,'hydro_q'), md.hydrology.q=structmd.hydro_q; end
947 if isfield(structmd,'hydro_CR'), md.hydrology.CR=structmd.hydro_CR; end
948 if isfield(structmd,'hydro_kn'), md.hydrology.kn=structmd.hydro_kn; end
949 if isfield(structmd,'spctemperature'), md.thermal.spctemperature=structmd.spctemperature; end
950 if isfield(structmd,'min_thermal_constraints'), md.thermal.penalty_threshold=structmd.min_thermal_constraints; end
951 if isfield(structmd,'artificial_diffusivity'), md.thermal.stabilization=structmd.artificial_diffusivity; end
952 if isfield(structmd,'max_nonlinear_iterations'), md.thermal.maxiter=structmd.max_nonlinear_iterations; end
953 if isfield(structmd,'stabilize_constraints'), md.thermal.penalty_lock=structmd.stabilize_constraints; end
954 if isfield(structmd,'penalty_offset'), md.thermal.penalty_factor=structmd.penalty_offset; end
955 if isfield(structmd,'name'), md.miscellaneous.name=structmd.name; end
956 if isfield(structmd,'notes'), md.miscellaneous.notes=structmd.notes; end
957 if isfield(structmd,'dummy'), md.miscellaneous.dummy=structmd.dummy; end
958 if isfield(structmd,'dt'), md.timestepping.time_step=structmd.dt; end
959 if isfield(structmd,'ndt'), md.timestepping.final_time=structmd.ndt; end
960 if isfield(structmd,'time_adapt'), md.timestepping.time_adapt=structmd.time_adapt; end
961 if isfield(structmd,'cfl_coefficient'), md.timestepping.cfl_coefficient=structmd.cfl_coefficient; end
962 if isfield(structmd,'spcthickness'), md.masstransport.spcthickness=structmd.spcthickness; end
963 if isfield(structmd,'artificial_diffusivity'), md.masstransport.stabilization=structmd.artificial_diffusivity; end
964 if isfield(structmd,'hydrostatic_adjustment'), md.masstransport.hydrostatic_adjustment=structmd.hydrostatic_adjustment; end
965 if isfield(structmd,'penalties'), md.masstransport.vertex_pairing=structmd.penalties; end
966 if isfield(structmd,'penalty_offset'), md.masstransport.penalty_factor=structmd.penalty_offset; end
967 if isfield(structmd,'B'), md.materials.rheology_B=structmd.B; end
968 if isfield(structmd,'n'), md.materials.rheology_n=structmd.n; end
969 if isfield(structmd,'rheology_B'), md.materials.rheology_B=structmd.rheology_B; end
970 if isfield(structmd,'rheology_n'), md.materials.rheology_n=structmd.rheology_n; end
971 if isfield(structmd,'rheology_Z'), md.damage.D=(1-structmd.rheology_Z); end
972 if isfield(structmd,'spcthickness'), md.balancethickness.spcthickness=structmd.spcthickness; end
973 if isfield(structmd,'artificial_diffusivity'), md.balancethickness.stabilization=structmd.artificial_diffusivity; end
974 if isfield(structmd,'dhdt'), md.balancethickness.thickening_rate=structmd.dhdt; end
975 if isfield(structmd,'isSIA'), md.flowequation.isSIA=structmd.isSIA; end
976 if isfield(structmd,'isFS'), md.flowequation.isFS=structmd.isFS; end
977 if isfield(structmd,'elements_type'), md.flowequation.element_equation=structmd.elements_type; end
978 if isfield(structmd,'vertices_type'), md.flowequation.vertex_equation=structmd.vertices_type; end
979 if isfield(structmd,'eps_rel'), md.steadystate.reltol=structmd.eps_rel; end
980 if isfield(structmd,'max_steadystate_iterations'), md.steadystate.maxiter=structmd.max_steadystate_iterations; end
981 if isfield(structmd,'isdiagnostic'), md.transient.isstressbalance=structmd.isdiagnostic; end
982 if isfield(structmd,'isprognostic'), md.transient.ismasstransport=structmd.isprognostic; end
983 if isfield(structmd,'isthermal'), md.transient.isthermal=structmd.isthermal; end
984 if isfield(structmd,'control_analysis'), md.inversion.iscontrol=structmd.control_analysis; end
985 if isfield(structmd,'weights'), md.inversion.cost_functions_coefficients=structmd.weights; end
986 if isfield(structmd,'nsteps'), md.inversion.nsteps=structmd.nsteps; end
987 if isfield(structmd,'maxiter_per_step'), md.inversion.maxiter_per_step=structmd.maxiter_per_step; end
988 if isfield(structmd,'cm_min'), md.inversion.min_parameters=structmd.cm_min; end
989 if isfield(structmd,'cm_max'), md.inversion.max_parameters=structmd.cm_max; end
990 if isfield(structmd,'vx_obs'), md.inversion.vx_obs=structmd.vx_obs; end
991 if isfield(structmd,'vy_obs'), md.inversion.vy_obs=structmd.vy_obs; end
992 if isfield(structmd,'vel_obs'), md.inversion.vel_obs=structmd.vel_obs; end
993 if isfield(structmd,'thickness_obs'), md.inversion.thickness_obs=structmd.thickness_obs; end
994 if isfield(structmd,'vx'), md.initialization.vx=structmd.vx; end
995 if isfield(structmd,'vy'), md.initialization.vy=structmd.vy; end
996 if isfield(structmd,'vz'), md.initialization.vz=structmd.vz; end
997 if isfield(structmd,'vel'), md.initialization.vel=structmd.vel; end
998 if isfield(structmd,'pressure'), md.initialization.pressure=structmd.pressure; end
999 if isfield(structmd,'temperature'), md.initialization.temperature=structmd.temperature; end
1000 if isfield(structmd,'waterfraction'), md.initialization.waterfraction=structmd.waterfraction; end
1001 if isfield(structmd,'watercolumn'), md.initialization.watercolumn=structmd.watercolumn; end
1002 if isfield(structmd,'surface'), md.geometry.surface=structmd.surface; end
1003 if isfield(structmd,'bed'), md.geometry.base=structmd.bed; end
1004 if isfield(structmd,'thickness'), md.geometry.thickness=structmd.thickness; end
1005 if isfield(structmd,'bathymetry'), md.geometry.bed=structmd.bathymetry; end
1006 if isfield(structmd,'thickness_coeff'), md.geometry.hydrostatic_ratio=structmd.thickness_coeff; end
1007 if isfield(structmd,'connectivity'), md.mesh.average_vertex_connectivity=structmd.connectivity; end
1008 if isfield(structmd,'extractednodes'), md.mesh.extractedvertices=structmd.extractednodes; end
1009 if isfield(structmd,'extractedelements'), md.mesh.extractedelements=structmd.extractedelements; end
1010 if isfield(structmd,'nodeonboundary'), md.mesh.vertexonboundary=structmd.nodeonboundary; end
1011 if isfield(structmd,'lat'), md.mesh.lat=structmd.lat; end
1012 if isfield(structmd,'long'), md.mesh.long=structmd.long; end
1013 if isfield(structmd,'scale_factor'), md.mesh.scale_factor=structmd.scale_factor; end
1014 if isfield(structmd,'segments'), md.mesh.segments=structmd.segments; end
1015 if isfield(structmd,'segmentmarkers'), md.mesh.segmentmarkers=structmd.segmentmarkers; end
1016 if isfield(structmd,'numlayers'), md.mesh.numberoflayers=structmd.numlayers; end
1017 if isfield(structmd,'numberofelements'), md.mesh.numberofelements=structmd.numberofelements; end
1018 if isfield(structmd,'numberofvertices'), md.mesh.numberofvertices=structmd.numberofvertices; end
1019 if isfield(structmd,'numberofnodes'), md.mesh.numberofvertices=structmd.numberofnodes; end
1020 if isfield(structmd,'numberofedges'), md.mesh.numberofedges=structmd.numberofedges; end
1021 if isfield(structmd,'numberofelements2d'), md.mesh.numberofelements2d=structmd.numberofelements2d; end
1022 if isfield(structmd,'numberofnodes2d'), md.mesh.numberofvertices2d=structmd.numberofnodes2d; end
1023 if isfield(structmd,'nodeconnectivity'), md.mesh.vertexconnectivity=structmd.nodeconnectivity; end
1024 if isfield(structmd,'elementconnectivity'), md.mesh.elementconnectivity=structmd.elementconnectivity; end
1025 if isfield(structmd,'uppernodes'), md.mesh.uppervertex=structmd.uppernodes; end
1026 if isfield(structmd,'lowernodes'), md.mesh.lowervertex=structmd.lowernodes; end
1027 if isfield(structmd,'upperelements'), md.mesh.upperelements=structmd.upperelements; end
1028 if isfield(structmd,'lowerelements'), md.mesh.lowerelements=structmd.lowerelements; end
1029 if isfield(structmd,'nodeonsurface'), md.mesh.vertexonsurface=structmd.nodeonsurface; end
1030 if isfield(structmd,'nodeonbase'), md.mesh.vertexonbase=structmd.nodeonbase; end
1031 if isfield(structmd,'elements2d'), md.mesh.elements2d=structmd.elements2d; end
1032 if isfield(structmd,'y2d'), md.mesh.y2d=structmd.y2d; end
1033 if isfield(structmd,'x2d'), md.mesh.x2d=structmd.x2d; end
1034 if isfield(structmd,'elements'), md.mesh.elements=structmd.elements; end
1035 if isfield(structmd,'edges'),
1036 md.mesh.edges=structmd.edges;
1037 md.mesh.edges(isnan(md.mesh.edges))=-1;
1038 end
1039 if isfield(structmd,'y'), md.mesh.y=structmd.y; end
1040 if isfield(structmd,'x'), md.mesh.x=structmd.x; end
1041 if isfield(structmd,'z'), md.mesh.z=structmd.z; end
1042 if isfield(structmd,'diagnostic_ref'), md.stressbalance.referential=structmd.diagnostic_ref; end
1043 if isfield(structmd,'npart'); md.qmu.numberofpartitions=structmd.npart; end
1044 if isfield(structmd,'part'); md.qmu.partition=structmd.part; end
1045
1046 if isnumeric(md.verbose),
1047 md.verbose=verbose;
1048 end
1049
1050 if isfield(structmd,'spcvelocity'),
1051 md.stressbalance.spcvx=NaN*ones(md.mesh.numberofvertices,1);
1052 md.stressbalance.spcvy=NaN*ones(md.mesh.numberofvertices,1);
1053 md.stressbalance.spcvz=NaN*ones(md.mesh.numberofvertices,1);
1054 pos=find(structmd.spcvelocity(:,1)); md.stressbalance.spcvx(pos)=structmd.spcvelocity(pos,4);
1055 pos=find(structmd.spcvelocity(:,2)); md.stressbalance.spcvy(pos)=structmd.spcvelocity(pos,5);
1056 pos=find(structmd.spcvelocity(:,3)); md.stressbalance.spcvz(pos)=structmd.spcvelocity(pos,6);
1057 end
1058 if isfield(structmd,'spcvx'),
1059 md.stressbalance.spcvx=NaN*ones(md.mesh.numberofvertices,1);
1060 pos=find(~isnan(structmd.spcvx)); md.stressbalance.spcvx(pos)=structmd.spcvx(pos);
1061 end
1062 if isfield(structmd,'spcvy'),
1063 md.stressbalance.spcvy=NaN*ones(md.mesh.numberofvertices,1);
1064 pos=find(~isnan(structmd.spcvy)); md.stressbalance.spcvy(pos)=structmd.spcvy(pos);
1065 end
1066 if isfield(structmd,'spcvz'),
1067 md.stressbalance.spcvz=NaN*ones(md.mesh.numberofvertices,1);
1068 pos=find(~isnan(structmd.spcvz)); md.stressbalance.spcvz(pos)=structmd.spcvz(pos);
1069 end
1070 if isfield(structmd,'pressureload'),
1071 if ~isempty(structmd.pressureload) & ismember(structmd.pressureload(end,end),[118 119 120]),
1072 pos=find(structmd.pressureload(:,end)==120); md.stressbalance.icefront(pos,end)=0;
1073 pos=find(structmd.pressureload(:,end)==118); md.stressbalance.icefront(pos,end)=1;
1074 pos=find(structmd.pressureload(:,end)==119); md.stressbalance.icefront(pos,end)=2;
1075 end
1076 end
1077 if isfield(structmd,'elements_type') & structmd.elements_type(end,end)>50,
1078 pos=find(structmd.elements_type==59); md.flowequation.element_equation(pos,end)=0;
1079 pos=find(structmd.elements_type==55); md.flowequation.element_equation(pos,end)=1;
1080 pos=find(structmd.elements_type==56); md.flowequation.element_equation(pos,end)=2;
1081 pos=find(structmd.elements_type==60); md.flowequation.element_equation(pos,end)=3;
1082 pos=find(structmd.elements_type==62); md.flowequation.element_equation(pos,end)=4;
1083 pos=find(structmd.elements_type==57); md.flowequation.element_equation(pos,end)=5;
1084 pos=find(structmd.elements_type==58); md.flowequation.element_equation(pos,end)=6;
1085 pos=find(structmd.elements_type==61); md.flowequation.element_equation(pos,end)=7;
1086 end
1087 if isfield(structmd,'vertices_type') & structmd.vertices_type(end,end)>50,
1088 pos=find(structmd.vertices_type==59); md.flowequation.vertex_equation(pos,end)=0;
1089 pos=find(structmd.vertices_type==55); md.flowequation.vertex_equation(pos,end)=1;
1090 pos=find(structmd.vertices_type==56); md.flowequation.vertex_equation(pos,end)=2;
1091 pos=find(structmd.vertices_type==60); md.flowequation.vertex_equation(pos,end)=3;
1092 pos=find(structmd.vertices_type==62); md.flowequation.vertex_equation(pos,end)=4;
1093 pos=find(structmd.vertices_type==57); md.flowequation.vertex_equation(pos,end)=5;
1094 pos=find(structmd.vertices_type==58); md.flowequation.vertex_equation(pos,end)=6;
1095 pos=find(structmd.vertices_type==61); md.flowequation.vertex_equation(pos,end)=7;
1096 end
1097 if isfield(structmd,'rheology_law') & isnumeric(structmd.rheology_law),
1098 if (structmd.rheology_law==272), md.materials.rheology_law='None'; end
1099 if (structmd.rheology_law==368), md.materials.rheology_law='Paterson'; end
1100 if (structmd.rheology_law==369), md.materials.rheology_law='Arrhenius'; end
1101 end
1102 if isfield(structmd,'groundingline_migration') & isnumeric(structmd.groundingline_migration),
1103 if (structmd.groundingline_migration==272), md.groundingline.migration='None'; end
1104 if (structmd.groundingline_migration==273), md.groundingline.migration='AggressiveMigration'; end
1105 if (structmd.groundingline_migration==274), md.groundingline.migration='SoftMigration'; end
1106 end
1107 if isfield(structmd,'control_type') & isnumeric(structmd.control_type),
1108 if (structmd.control_type==143), md.inversion.control_parameters={'FrictionCoefficient'}; end
1109 if (structmd.control_type==190), md.inversion.control_parameters={'RheologyBbar'}; end
1110 if (structmd.control_type==147), md.inversion.control_parameters={'Thickeningrate'}; end
1111 end
1112 if isfield(structmd,'cm_responses') & ismember(structmd.cm_responses(end,end),[165:170 383 388 389]),
1113 pos=find(structmd.cm_responses==166); md.inversion.cost_functions(pos)=101;
1114 pos=find(structmd.cm_responses==167); md.inversion.cost_functions(pos)=102;
1115 pos=find(structmd.cm_responses==168); md.inversion.cost_functions(pos)=103;
1116 pos=find(structmd.cm_responses==169); md.inversion.cost_functions(pos)=104;
1117 pos=find(structmd.cm_responses==170); md.inversion.cost_functions(pos)=105;
1118 pos=find(structmd.cm_responses==165); md.inversion.cost_functions(pos)=201;
1119 pos=find(structmd.cm_responses==389); md.inversion.cost_functions(pos)=501;
1120 pos=find(structmd.cm_responses==388); md.inversion.cost_functions(pos)=502;
1121 pos=find(structmd.cm_responses==382); md.inversion.cost_functions(pos)=503;
1122 end
1123
1124 if isfield(structmd,'artificial_diffusivity') & structmd.artificial_diffusivity==2,
1125 md.thermal.stabilization=2;
1126 md.masstransport.stabilization=1;
1127 md.balancethickness.stabilization=1;
1128 end
1129 if isnumeric(md.masstransport.hydrostatic_adjustment)
1130 if md.masstransport.hydrostatic_adjustment==269,
1131 md.masstransport.hydrostatic_adjustment='Incremental';
1132 else
1133 md.masstransport.hydrostatic_adjustment='Absolute';
1134 end
1135 end
1136
1137 %New fields
1138 if ~isfield(structmd,'upperelements') & isa(md.mesh,'mesh3dprisms')
1139 md.mesh.upperelements=transpose(1:md.mesh.numberofelements)+md.mesh.numberofelements2d;
1140 md.mesh.upperelements(end-md.mesh.numberofelements2d+1:end)=NaN;
1141 end
1142 if ~isfield(structmd,'lowerelements') & isa(md.mesh,'mesh3dprisms')
1143 md.mesh.lowerelements=transpose(1:md.mesh.numberofelements)-md.mesh.numberofelements2d;
1144 md.mesh.lowerelements(1:md.mesh.numberofelements2d)=NaN;
1145 end
1146 if ~isfield(structmd,'diagnostic_ref');
1147 md.stressbalance.referential=NaN*ones(md.mesh.numberofvertices,6);
1148 end
1149 if ~isfield(structmd,'loadingforce');
1150 md.stressbalance.loadingforce=0*ones(md.mesh.numberofvertices,3);
1151 end
1152
1153 %2013 August 9
1154 if isfield(structmd,'prognostic') & isa(structmd.prognostic,'prognostic'),
1155 disp('Recovering old prognostic class');
1156 md.masstransport=masstransport(structmd.prognostic);
1157 end
1158 %2013 August 9
1159 if isfield(structmd,'diagnostic') & (isa(structmd.diagnostic,'diagnostic') || isa(structmd.diagnostic,'stressbalance')),
1160 disp('Recovering old diagnostic class');
1161 md.stressbalance=stressbalance(structmd.diagnostic);
1162 end
1163 %2014 January 9th
1164 if isfield(structmd,'surfaceforcings') & isa(md.smb,'surfaceforcings'),
1165 disp('Recovering old surfaceforcings class');
1166 mass_balance=structmd.surfaceforcings.mass_balance;
1167 md.smb=SMB();
1168 md.smb.mass_balance=mass_balance;
1169 end
1170 %2015 September 10
1171 if isfield(structmd,'surfaceforcings') & isa(structmd.surfaceforcings,'SMB'),
1172 disp('Recovering old SMB class');
1173 md.smb=SMBforcing(structmd.surfaceforcings);
1174 end
1175 if isfield(structmd,'surfaceforcings') & isa(structmd.surfaceforcings,'SMBhenning'),
1176 disp('Recovering old SMBhenning class');
1177 md.smb=SMBhenning(structmd.surfaceforcings);
1178 end
1179 end% }}}
1180 function md = setdefaultparameters(md) % {{{
1181
1182 %initialize subclasses
1183 md.mesh = mesh2d();
1184 md.mask = mask();
1185 md.constants = constants();
1186 md.geometry = geometry();
1187 md.initialization = initialization();
1188 md.smb = SMBforcing();
1189 md.basalforcings = basalforcings();
1190 md.friction = friction();
1191 md.rifts = rifts();
1192 md.slr = slr();
1193 md.timestepping = timestepping();
1194 md.groundingline = groundingline();
1195 md.materials = matice();
1196 md.damage = damage();
1197 md.flowequation = flowequation();
1198 md.debug = debug();
1199 md.verbose = verbose();
1200 md.settings = issmsettings();
1201 md.toolkits = toolkits();
1202 md.cluster = generic();
1203 md.balancethickness = balancethickness();
1204 md.stressbalance = stressbalance();
1205 md.hydrology = hydrologyshreve();
1206 md.masstransport = masstransport();
1207 md.thermal = thermal();
1208 md.steadystate = steadystate();
1209 md.transient = transient();
1210 md.levelset = levelset();
1211 md.calving = calving();
1212 md.frontalforcings = frontalforcings();
1213 md.gia = giaivins();
1214 md.esa = esa();
1215 md.love = fourierlove();
1216 md.esa = esa();
1217 md.autodiff = autodiff();
1218 md.inversion = inversion();
1219 md.qmu = qmu();
1220 md.amr = amr();
1221 md.radaroverlay = radaroverlay();
1222 md.results = struct();
1223 md.outputdefinition = outputdefinition();
1224 md.miscellaneous = miscellaneous();
1225 md.private = private();
1226 end
1227 %}}}
1228 function md = tetras(md,varargin) % {{{
1229 %TETRAS - split 3d prismatic mesh into 3 tetrahedrons
1230 %
1231 % Usage:
1232 % md=tetra(md)
1233
1234 if ~isa(md.mesh,'mesh3dprisms')
1235 error('mesh is not a 3d prismatic mesh');
1236 end
1237
1238 %Initialize tetra mesh
1239 md.mesh=mesh3dtetras(md.mesh);
1240
1241 %Subdivision from Philipp Furnstahl (http://studierstube.icg.tugraz.at/thesis/fuernstahl_thesis.pdf)
1242 steiner = 0;
1243 nbv = md.mesh.numberofvertices;
1244 nbt = 3*md.mesh.numberofelements;
1245 elements = zeros(nbt,4);
1246 for i=1:md.mesh.numberofelements
1247 v1=md.mesh.elements(i,1); v2=md.mesh.elements(i,2); v3=md.mesh.elements(i,3);
1248 v4=md.mesh.elements(i,4); v5=md.mesh.elements(i,5); v6=md.mesh.elements(i,6);
1249 if(min(v2,v4)<min(v1,v5) & min(v1,v6)<min(v3,v4) & min(v3,v5)<min(v2,v6)),
1250 steiner = steiner+1; nbv = nbv+1; nbt = nbt+5; v7 = nbv;
1251 md.mesh.x=[md.mesh.x; mean(md.mesh.x(md.mesh.elements(i,:)))];
1252 md.mesh.y=[md.mesh.y; mean(md.mesh.y(md.mesh.elements(i,:)))];
1253 md.mesh.z=[md.mesh.z; mean(md.mesh.z(md.mesh.elements(i,:)))];
1254 elements(3*(i-1)+1,:) = [v1 v2 v3 v7];
1255 elements(3*(i-1)+2,:) = [v1 v2 v4 v7];
1256 elements(3*(i-1)+3,:) = [v2 v4 v5 v7];
1257 elements(end+1,:) = [v2 v3 v5 v7];
1258 elements(end+1,:) = [v3 v5 v6 v7];
1259 elements(end+1,:) = [v1 v3 v6 v7];
1260 elements(end+1,:) = [v1 v4 v6 v7];
1261 elements(end+1,:) = [v4 v5 v6 v7];
1262 elseif(min(v2,v4)<min(v1,v5) & min(v1,v6)<min(v3,v4) & min(v3,v5)>min(v2,v6)),
1263 elements(3*(i-1)+1,:) = [v1 v2 v4 v6];
1264 elements(3*(i-1)+2,:) = [v2 v4 v5 v6];
1265 elements(3*(i-1)+3,:) = [v1 v2 v3 v6];
1266 elseif(min(v2,v4)<min(v1,v5) & min(v1,v6)>min(v3,v4) & min(v3,v5)<min(v2,v6)),
1267 elements(3*(i-1)+1,:) = [v1 v2 v3 v4];
1268 elements(3*(i-1)+2,:) = [v2 v3 v4 v5];
1269 elements(3*(i-1)+3,:) = [v3 v4 v5 v6];
1270 elseif(min(v2,v4)<min(v1,v5) & min(v1,v6)>min(v3,v4) & min(v3,v5)>min(v2,v6)),
1271 elements(3*(i-1)+1,:) = [v1 v2 v3 v4];
1272 elements(3*(i-1)+2,:) = [v2 v4 v5 v6];
1273 elements(3*(i-1)+3,:) = [v2 v3 v4 v6];
1274 elseif(min(v2,v4)>min(v1,v5) & min(v1,v6)<min(v3,v4) & min(v3,v5)<min(v2,v6)),
1275 elements(3*(i-1)+1,:) = [v1 v4 v5 v6];
1276 elements(3*(i-1)+2,:) = [v1 v2 v3 v5];
1277 elements(3*(i-1)+3,:) = [v1 v3 v5 v6];
1278 elseif(min(v2,v4)>min(v1,v5) & min(v1,v6)<min(v3,v4) & min(v3,v5)>min(v2,v6)),
1279 elements(3*(i-1)+1,:) = [v1 v4 v5 v6];
1280 elements(3*(i-1)+2,:) = [v1 v2 v5 v6];
1281 elements(3*(i-1)+3,:) = [v1 v2 v3 v6];
1282 elseif(min(v2,v4)>min(v1,v5) & min(v1,v6)>min(v3,v4) & min(v3,v5)<min(v2,v6)),
1283 elements(3*(i-1)+1,:) = [v1 v3 v4 v5];
1284 elements(3*(i-1)+2,:) = [v1 v2 v3 v5];
1285 elements(3*(i-1)+3,:) = [v3 v4 v5 v6];
1286 elseif(min(v2,v4)>min(v1,v5) & min(v1,v6)<min(v3,v4) & min(v3,v5)<min(v2,v6)),
1287 elements(3*(i-1)+1,:) = [v1 v5 v6 v4];
1288 elements(3*(i-1)+2,:) = [v1 v2 v3 v5];
1289 elements(3*(i-1)+3,:) = [v5 v6 v3 v1];
1290 elseif(min(v2,v4)>min(v1,v5) & min(v1,v6)>min(v3,v4) & min(v3,v5)>min(v2,v6)),
1291 steiner = steiner+1; nbv = nbv+1; nbt = nbt+5; v7 = nbv;
1292 md.mesh.x=[md.mesh.x; mean(md.mesh.x(md.mesh.elements(i,:)))];
1293 md.mesh.y=[md.mesh.y; mean(md.mesh.y(md.mesh.elements(i,:)))];
1294 md.mesh.z=[md.mesh.z; mean(md.mesh.z(md.mesh.elements(i,:)))];
1295 elements(3*(i-1)+1,:) = [v1 v2 v3 v7];
1296 elements(3*(i-1)+2,:) = [v1 v4 v5 v7];
1297 elements(3*(i-1)+3,:) = [v1 v2 v5 v7];
1298 elements(end+1,:) = [v2 v5 v6 v7];
1299 elements(end+1,:) = [v2 v3 v6 v7];
1300 elements(end+1,:) = [v3 v4 v6 v7];
1301 elements(end+1,:) = [v1 v3 v4 v7];
1302 elements(end+1,:) = [v4 v5 v6 v7];
1303 else
1304 error('Case not supported'); %not supposed to happen!
1305 end
1306 %Reorder elements to make sure they are direct
1307 for j=1:3
1308 element = elements(3*(i-1)+j,:);
1309 matrix = [md.mesh.x(element), md.mesh.y(element), md.mesh.z(element), ones(4,1)];
1310 if det(matrix)>0,
1311 elements(3*(i-1)+j,1)=element(2);
1312 elements(3*(i-1)+j,2)=element(1);
1313 end
1314 end
1315 end
1316 %%Split in 3 tetras
1317 %subelement1 = [1 2 3 5];
1318 %subelement2 = [4 6 5 1];
1319 %subelement3 = [5 6 3 1];
1320 %elements=[md.mesh.elements(:,subelement1);md.mesh.elements(:,subelement2);md.mesh.elements(:,subelement3)];
1321 if steiner==0,
1322 disp('No Steiner point required to split prismatic mesh into tets');
1323 else
1324 disp([num2str(steiner) ' Steiner points had to be included'])
1325 error('Steiner point not supported yet');
1326 end
1327
1328 pos_elements = repmat([1:md.mesh.numberofelements]',3,1);
1329
1330 md.mesh.elements=elements;
1331 md.mesh.numberofelements=size(elements,1);
1332
1333 %p and q (same deal, except for element that are on the bedrock: )
1334 if ~isnan(md.friction.p),
1335 md.friction.p=md.friction.p(pos_elements);
1336 md.friction.q=md.friction.q(pos_elements);
1337 end
1338
1339 %elementstype
1340 if ~isnan(md.flowequation.element_equation)
1341 oldelements_type=md.flowequation.element_equation;
1342 md.flowequation.element_equation=md.flowequation.element_equation(pos_elements);
1343 end
1344
1345 %connectivity
1346 md.mesh.elementconnectivity=NaN;
1347
1348 %materials
1349 if ~isnan(md.materials.rheology_n),
1350 md.materials.rheology_n=md.materials.rheology_n(pos_elements);
1351 end
1352
1353 %increase connectivity if less than 25:
1354 if md.mesh.average_vertex_connectivity<=25,
1355 md.mesh.average_vertex_connectivity=100;
1356 end
1357 end % }}}
1358 function disp(self) % {{{
1359 disp(sprintf('%19s: %-22s -- %s','mesh' ,['[1x1 ' class(self.mesh) ']'],'mesh properties'));
1360 disp(sprintf('%19s: %-22s -- %s','mask' ,['[1x1 ' class(self.mask) ']'],'defines grounded and floating elements'));
1361 disp(sprintf('%19s: %-22s -- %s','geometry' ,['[1x1 ' class(self.geometry) ']'],'surface elevation, bedrock topography, ice thickness,...'));
1362 disp(sprintf('%19s: %-22s -- %s','constants' ,['[1x1 ' class(self.constants) ']'],'physical constants'));
1363 disp(sprintf('%19s: %-22s -- %s','smb' ,['[1x1 ' class(self.smb) ']'],'surface mass balance'));
1364 disp(sprintf('%19s: %-22s -- %s','basalforcings' ,['[1x1 ' class(self.basalforcings) ']'],'bed forcings'));
1365 disp(sprintf('%19s: %-22s -- %s','materials' ,['[1x1 ' class(self.materials) ']'],'material properties'));
1366 disp(sprintf('%19s: %-22s -- %s','damage' ,['[1x1 ' class(self.damage) ']'],'parameters for damage evolution solution'));
1367 disp(sprintf('%19s: %-22s -- %s','friction' ,['[1x1 ' class(self.friction) ']'],'basal friction/drag properties'));
1368 disp(sprintf('%19s: %-22s -- %s','flowequation' ,['[1x1 ' class(self.flowequation) ']'],'flow equations'));
1369 disp(sprintf('%19s: %-22s -- %s','timestepping' ,['[1x1 ' class(self.timestepping) ']'],'time stepping for transient models'));
1370 disp(sprintf('%19s: %-22s -- %s','initialization' ,['[1x1 ' class(self.initialization) ']'],'initial guess/state'));
1371 disp(sprintf('%19s: %-22s -- %s','rifts' ,['[1x1 ' class(self.rifts) ']'],'rifts properties'));
1372 disp(sprintf('%19s: %-22s -- %s','slr' ,['[1x1 ' class(self.slr) ']'],'slr forcings'));
1373 disp(sprintf('%19s: %-22s -- %s','debug' ,['[1x1 ' class(self.debug) ']'],'debugging tools (valgrind, gprof)'));
1374 disp(sprintf('%19s: %-22s -- %s','verbose' ,['[1x1 ' class(self.verbose) ']'],'verbosity level in solve'));
1375 disp(sprintf('%19s: %-22s -- %s','settings' ,['[1x1 ' class(self.settings) ']'],'settings properties'));
1376 disp(sprintf('%19s: %-22s -- %s','toolkits' ,['[1x1 ' class(self.toolkits) ']'],'PETSc options for each solution'));
1377 disp(sprintf('%19s: %-22s -- %s','cluster' ,['[1x1 ' class(self.cluster) ']'],'cluster parameters (number of cpus...)'));
1378 disp(sprintf('%19s: %-22s -- %s','balancethickness',['[1x1 ' class(self.balancethickness) ']'],'parameters for balancethickness solution'));
1379 disp(sprintf('%19s: %-22s -- %s','stressbalance' ,['[1x1 ' class(self.stressbalance) ']'],'parameters for stressbalance solution'));
1380 disp(sprintf('%19s: %-22s -- %s','groundingline' ,['[1x1 ' class(self.groundingline) ']'],'parameters for groundingline solution'));
1381 disp(sprintf('%19s: %-22s -- %s','hydrology' ,['[1x1 ' class(self.hydrology) ']'],'parameters for hydrology solution'));
1382 disp(sprintf('%19s: %-22s -- %s','masstransport' ,['[1x1 ' class(self.masstransport) ']'],'parameters for masstransport solution'));
1383 disp(sprintf('%19s: %-22s -- %s','thermal' ,['[1x1 ' class(self.thermal) ']'],'parameters for thermal solution'));
1384 disp(sprintf('%19s: %-22s -- %s','steadystate' ,['[1x1 ' class(self.steadystate) ']'],'parameters for steadystate solution'));
1385 disp(sprintf('%19s: %-22s -- %s','transient' ,['[1x1 ' class(self.transient) ']'],'parameters for transient solution'));
1386 disp(sprintf('%19s: %-22s -- %s','levelset' ,['[1x1 ' class(self.levelset) ']'],'parameters for moving boundaries (level-set method)'));
1387 disp(sprintf('%19s: %-22s -- %s','calving' ,['[1x1 ' class(self.calving) ']'],'parameters for calving'));
1388 disp(sprintf('%19s: %-22s -- %s','frontalforcings' ,['[1x1 ' class(self.frontalforcings) ']'],'parameters for frontalforcings'));
1389 disp(sprintf('%19s: %-22s -- %s','gia' ,['[1x1 ' class(self.gia) ']'],'parameters for gia solution'));
1390 disp(sprintf('%19s: %-22s -- %s','esa' ,['[1x1 ' class(self.esa) ']'],'parameters for elastic adjustment solution'));
1391 disp(sprintf('%19s: %-22s -- %s','love' ,['[1x1 ' class(self.love) ']'],'parameters for love solution'));
1392 disp(sprintf('%19s: %-22s -- %s','autodiff' ,['[1x1 ' class(self.autodiff) ']'],'automatic differentiation parameters'));
1393 disp(sprintf('%19s: %-22s -- %s','inversion' ,['[1x1 ' class(self.inversion) ']'],'parameters for inverse methods'));
1394 disp(sprintf('%19s: %-22s -- %s','qmu' ,['[1x1 ' class(self.qmu) ']'],'dakota properties'));
1395 disp(sprintf('%19s: %-22s -- %s','amr' ,['[1x1 ' class(self.amr) ']'],'adaptive mesh refinement properties'));
1396 disp(sprintf('%19s: %-22s -- %s','outputdefinition',['[1x1 ' class(self.outputdefinition) ']'],'output definition'));
1397 disp(sprintf('%19s: %-22s -- %s','results' ,['[1x1 ' class(self.results) ']'],'model results'));
1398 disp(sprintf('%19s: %-22s -- %s','radaroverlay' ,['[1x1 ' class(self.radaroverlay) ']'],'radar image for plot overlay'));
1399 disp(sprintf('%19s: %-22s -- %s','miscellaneous' ,['[1x1 ' class(self.miscellaneous) ']'],'miscellaneous fields'));
1400 end % }}}
1401 function memory(self) % {{{
1402
1403 disp(sprintf('\nMemory imprint:\n'));
1404
1405 fields=properties('model');
1406 mem=0;
1407
1408 for i=1:length(fields),
1409 field=self.(fields{i});
1410 s=whos('field');
1411 mem=mem+s.bytes/1e6;
1412 disp(sprintf('%19s: %6.2f Mb',fields{i},s.bytes/1e6));
1413 end
1414 disp(sprintf('%19s--%10s','--------------','--------------'));
1415 disp(sprintf('%19s: %g Mb','Total',mem));
1416 end % }}}
1417 function netcdf(self,filename) % {{{
1418 %NETCDF - save model as netcdf
1419 %
1420 % Usage:
1421 % netcdf(md,filename)
1422 %
1423 % Example:
1424 % netcdf(md,'model.nc');
1425
1426 disp('Saving model as NetCDF');
1427 %1. Create NetCDF file
1428 ncid=netcdf.create(filename,'CLOBBER');
1429 netcdf.putAtt(ncid,netcdf.getConstant('NC_GLOBAL'),'Conventions','CF-1.4');
1430 netcdf.putAtt(ncid,netcdf.getConstant('NC_GLOBAL'),'Title',['ISSM model (' self.miscellaneous.name ')']);
1431 netcdf.putAtt(ncid,netcdf.getConstant('NC_GLOBAL'),'Author',getenv('USER'));
1432 netcdf.putAtt(ncid,netcdf.getConstant('NC_GLOBAL'),'Date',datestr(now));
1433
1434 %Preallocate variable id, needed to write variables in netcdf file
1435 var_id=zeros(1000,1);%preallocate
1436
1437 for step=1:2,
1438 counter=0;
1439 [var_id,counter]=structtonc(ncid,'md',self,0,var_id,counter,step);
1440 if step==1, netcdf.endDef(ncid); end
1441 end
1442
1443 if counter>1000,
1444 warning(['preallocation of var_id need to be updated from ' num2str(1000) ' to ' num2str(counter)]);
1445 end
1446
1447 netcdf.close(ncid)
1448 end % }}}
1449 function xylim(self) % {{{
1450
1451 xlim([min(self.mesh.x) max(self.mesh.x)]);
1452 ylim([min(self.mesh.y) max(self.mesh.y)])
1453 end % }}}
1454 function md=upload(md) % {{{
1455 %the goal of this routine is to upload the model onto a server, and to empty it.
1456 %So first, save the model with a unique name and upload the file to the server:
1457 random_part=fix(rand(1)*10000);
1458 id=[md.miscellaneous.name '-' regexprep(datestr(now),'[^\w'']','') '-' num2str(random_part) '-' getenv('USER') '-' oshostname() '.upload'];
1459 eval(['save ' id ' md']);
1460
1461 %Now, upload the file:
1462 issmscpout(md.settings.upload_server,md.settings.upload_path,md.settings.upload_login,md.settings.upload_port,{id},1);
1463
1464 %Now, empty this model of everything except settings, and record name of file we just uploaded!
1465 settings_back=md.settings;
1466 md=model();
1467 md.settings=settings_back;
1468 md.settings.upload_filename=id;
1469
1470 %get locally rid of file that was uploaded
1471 eval(['delete ' id]);
1472
1473 end % }}}
1474 function md=download(md) % {{{
1475
1476 %the goal of this routine is to download the internals of the current model from a server, because
1477 %this model is empty, except for the settings which tell us where to go and find this model!
1478
1479 %Download the file:
1480 issmscpin(md.settings.upload_server, md.settings.upload_login, md.settings.upload_port, md.settings.upload_path, {md.settings.upload_filename});
1481
1482 name=md.settings.upload_filename;
1483
1484 %Now, load this model:
1485 md=loadmodel(md.settings.upload_filename);
1486
1487 %get locally rid of file that was downloaded
1488 eval(['delete ' name]);
1489
1490 end % }}}
1491 function savemodeljs(md,modelname,websiteroot,varargin) % {{{
1492
1493 %the goal of this routine is to save the model as a javascript array that can be included in any html
1494 %file:
1495
1496 options=pairoptions(varargin{:});
1497 optimization=getfieldvalue(options,'optimize',0);
1498
1499
1500 %disp:
1501 disp(['saving model ''' modelname ''' in file ' websiteroot '/js/' modelname '.js']);
1502
1503 %open file for writing and declare the model:
1504 fid=fopen([websiteroot '/js/' modelname '.js'],'w');
1505 fprintf(fid,'var %s=new model();\n',modelname);
1506
1507 %now go through all the classes and fwrite all the corresponding fields:
1508
1509 fields=properties('model');
1510 for i=1:length(fields),
1511 field=fields{i};
1512
1513 %Some properties do not need to be saved
1514 if ismember(field,{'results','cluster' }),
1515 continue;
1516 end
1517
1518 %some optimization:
1519 if optimization==1,
1520 %optimize for plotting only:
1521 if ~ismember(field,{'geometry','mesh','mask'}),
1522 continue;
1523 end
1524 end
1525
1526 %Check that current field is an object
1527 if ~isobject(md.(field))
1528 error(['field ''' char(field) ''' is not an object']);
1529 end
1530
1531 %savemodeljs for current object
1532 %disp(['javascript saving ' field '...']);
1533 savemodeljs(md.(field),fid,modelname);
1534 end
1535
1536 %done, close file:
1537 fclose(fid);
1538 end
1539 end
1540 end
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