source: issm/trunk-jpl/src/m/classes/slr.m@ 20028

Last change on this file since 20028 was 20028, checked in by Eric.Larour, 9 years ago

CHG: faster implementation of the precomputation of Green functions for elastic case.

File size: 4.0 KB
Line 
1%SLR class definition
2%
3% Usage:
4% slr=slr();
5
6classdef slr
7 properties (SetAccess=public)
8 deltathickness = NaN;
9 maxiter = 0;
10 reltol = 0;
11 abstol = 0;
12 love_h = 0; %provided by PREM model
13 love_k = 0; %ideam
14 rigid = 0;
15 elastic = 0;
16 eustatic = 0;
17 end
18 methods
19 function self = slr(varargin) % {{{
20 switch nargin
21 case 0
22 self=setdefaultparameters(self);
23 otherwise
24 error('constructor not supported');
25 end
26 end % }}}
27 function self = setdefaultparameters(self) % {{{
28
29 %Convergence criterion: absolute, relative and residual
30 self.reltol=0.01; %1 percent
31 self.abstol=0.001; %1 mm of sea level rise
32
33 %maximum of non-linear iterations.
34 self.maxiter=5;
35
36 %computational flags:
37 self.rigid=1;
38 self.elastic=1;
39 self.eustatic=1;
40
41 end % }}}
42 function md = checkconsistency(self,md,solution,analyses) % {{{
43
44 if ~ismember(SealevelriseAnalysisEnum(),analyses), return; end
45 md = checkfield(md,'fieldname','slr.deltathickness','NaN',1,'Inf',1,'size',[md.mesh.numberofvertices 1]);
46 md = checkfield(md,'fieldname','slr.love_h','NaN',1,'Inf',1);
47 md = checkfield(md,'fieldname','slr.love_k','NaN',1,'Inf',1);
48 md = checkfield(md,'fieldname','slr.reltol','size',[1 1]);
49 md = checkfield(md,'fieldname','slr.abstol','size',[1 1]);
50 md = checkfield(md,'fieldname','slr.maxiter','size',[1 1],'>=',1);
51
52 %check that love numbers are provided at the same level of accuracy:
53 if (size(self.love_h,1) ~= size(self.love_k,1)),
54 error('slr error message: love numbers should be provided at the same level of accuracy');
55 end
56
57 end % }}}
58 function disp(self) % {{{
59 disp(sprintf(' slr parameters:'));
60
61 fielddisplay(self,'deltathickness','thickness change (main loading of the slr solution core [m]');
62 fielddisplay(self,'reltol','sea level rise relative convergence criterion, NaN: not applied');
63 fielddisplay(self,'abstol','sea level rise absolute convergence criterion, NaN: not applied');
64 fielddisplay(self,'maxiter','maximum number of nonlinear iterations');
65 fielddisplay(self,'love_h','love load number for radial displacement');
66 fielddisplay(self,'love_k','love load number for gravitational potential perturbation');
67 fielddisplay(self,'rigid','rigid earth graviational potential perturbation');
68 fielddisplay(self,'elastic','elastic earth graviational potential perturbation');
69 fielddisplay(self,'eustatic','eustatic sea level rise');
70
71 end % }}}
72 function marshall(self,md,fid) % {{{
73 WriteData(fid,'object',self,'class','sealevelrise','fieldname','deltathickness','format','DoubleMat','mattype',1);
74 WriteData(fid,'object',self,'class','sealevelrise','fieldname','reltol','format','Double');
75 WriteData(fid,'object',self,'class','sealevelrise','fieldname','abstol','format','Double');
76 WriteData(fid,'object',self,'class','sealevelrise','fieldname','maxiter','format','Integer');
77 WriteData(fid,'object',self,'class','sealevelrise','fieldname','love_h','format','DoubleMat','mattype',1);
78 WriteData(fid,'object',self,'class','sealevelrise','fieldname','love_k','format','DoubleMat','mattype',1);
79 WriteData(fid,'object',self,'class','sealevelrise','fieldname','rigid','format','Boolean');
80 WriteData(fid,'object',self,'class','sealevelrise','fieldname','elastic','format','Boolean');
81 WriteData(fid,'object',self,'class','sealevelrise','fieldname','eustatic','format','Boolean');
82 end % }}}
83 function savemodeljs(self,fid,modelname) % {{{
84
85 writejs1Darray(fid,[modelname '.srl.deltathickness'],self.deltathickness);
86 writejsdouble(fid,[modelname '.slr.reltol'],self.reltol);
87 writejsdouble(fid,[modelname '.slr.abstol'],self.abstol);
88 writejsdouble(fid,[modelname '.slr.maxiter'],self.maxiter);
89 writejs1Darray(fid,[modelname '.srl.love_h'],self.love_h);
90 writejs1Darray(fid,[modelname '.srl.love_k'],self.love_k);
91 writejsdouble(fid,[modelname '.slr.rigid'],self.rigid);
92 writejsdouble(fid,[modelname '.slr.eustatic'],self.eustatic);
93
94 end % }}}
95 end
96end
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