source: issm/trunk-jpl/src/m/classes/SMBpdd.m@ 17079

Last change on this file since 17079 was 17079, checked in by Mathieu Morlighem, 11 years ago

NEW: deleted surfaceforcings class, now users need to decide what surfaceforcings class they want to use (SMB, SMBgradients, SMBpdd and more to come)
File size: 5.4 KB
Line 
1%SMBpdd Class definition
2%
3% Usage:
4% SMBpdd=SMBpdd();
5
6classdef SMBpdd
7 properties (SetAccess=public)
8 precipitation = NaN;
9 monthlytemperatures = NaN;
10 desfac = 0.5;
11 s0p = 0;
12 isdelta18o = 0;
13 delta18o = NaN;
14 delta18o_surface = NaN;
15 temperatures_presentday = NaN;
16 temperatures_lgm = NaN;
17 precipitations_presentday = NaN;
18 end
19 methods
20 function obj = SMBpdd(varargin) % {{{
21 switch nargin
22 case 0
23 obj=setdefaultparameters(obj);
24 otherwise
25 error('constructor not supported');
26 end
27 end % }}}
28 function self = extrude(self,md) % {{{
29
30 self.precipitation=project3d(md,'vector',self.precipitation,'type','node');
31 self.monthlytemperatures=project3d(md,'vector',self.monthlytemperatures,'type','node');
32 if(self.isdelta18o),self.temperatures_lgm=project3d(md,'vector',self.temperatures_lgm,'type','node');end
33 if(self.isdelta18o),self.temperatures_presentday=project3d(md,'vector',self.temperatures_presentday,'type','node');end
34 if(self.isdelta18o),self.precipitations_presentday=project3d(md,'vector',self.precipitations_presentday,'type','node');end
35
36
37 end % }}}
38 function self = initialize(self,md) % {{{
39
40 if isnan(self.precipitation),
41 self.precipitation=zeros(md.mesh.numberofvertices,1);
42 disp(' no SMBpdd.precipitation specified: values set as zero');
43 end
44
45 end % }}}
46 function obj = setdefaultparameters(obj) % {{{
47
48 obj.isdelta18o = 0;
49 obj.desfac = 0.5;
50 obj.s0p = 0;
51 end % }}}
52 function md = checkconsistency(obj,md,solution,analyses) % {{{
53
54 if ismember(MasstransportAnalysisEnum(),analyses),
55 md = checkfield(md,'fieldname','surfaceforcings.desfac','<=',1,'numel',1);
56 md = checkfield(md,'fieldname','surfaceforcings.s0p','>=',0,'numel',1);
57 if(obj.isdelta18o==0)
58 md = checkfield(md,'fieldname','surfaceforcings.monthlytemperatures','forcing',1,'NaN',1);
59 md = checkfield(md,'fieldname','surfaceforcings.precipitation','forcing',1,'NaN',1);
60 else
61 md = checkfield(md,'fieldname','surfaceforcings.delta18o','NaN',1);
62 md = checkfield(md,'fieldname','surfaceforcings.delta18o_surface','NaN',1);
63 md = checkfield(md,'fieldname','surfaceforcings.temperatures_presentday','size',[md.mesh.numberofvertices+1 12],'NaN',1);
64 md = checkfield(md,'fieldname','surfaceforcings.temperatures_lgm','size',[md.mesh.numberofvertices+1 12],'NaN',1);
65 md = checkfield(md,'fieldname','surfaceforcings.precipitations_presentday','size',[md.mesh.numberofvertices+1 12],'NaN',1);
66 end
67 end
68 end % }}}
69 function disp(obj) % {{{
70 disp(sprintf(' surface forcings parameters:'));
71
72 disp(sprintf('\n PDD and deltaO18 parameters:'));
73 fielddisplay(obj,'isdelta18o','is temperature and precipitation delta18o parametrisation activated (0 or 1, default is 0)');
74 fielddisplay(obj,'desfac','desertification elevation factor (between 0 and 1, default is 0.5) [m]');
75 fielddisplay(obj,'s0p','should be set to elevation from precip source (between 0 and a few 1000s m, default is 0) [m]');
76 fielddisplay(obj,'monthlytemperatures','monthly surface temperatures [K], required if pdd is activated and delta18o not activated');
77 fielddisplay(obj,'precipitation','surface precipitation [m/yr water eq]');
78 fielddisplay(obj,'temperatures_presentday','monthly present day surface temperatures [K], required if pdd is activated and delta18o activated');
79 fielddisplay(obj,'temperatures_lgm','monthly LGM surface temperatures [K], required if pdd is activated and delta18o activated');
80 fielddisplay(obj,'precipitations_presentday','monthly surface precipitation [m/yr water eq], required if pdd is activated and delta18o activated');
81 fielddisplay(obj,'delta18o','delta18o, required if pdd is activated and delta18o activated');
82 fielddisplay(obj,'delta18o_surface','surface elevation of the delta18o site, required if pdd is activated and delta18o activated');
83
84 end % }}}
85 function marshall(obj,md,fid) % {{{
86
87 yts=365.0*24.0*3600.0;
88
89 WriteData(fid,'enum',SurfaceforcingsEnum(),'data',SMBpddEnum(),'format','Integer');
90
91 WriteData(fid,'object',obj,'class','surfaceforcings','fieldname','precipitation','format','DoubleMat','mattype',1,'scale',1./yts,'forcinglength',md.mesh.numberofvertices+1);
92 WriteData(fid,'object',obj,'class','surfaceforcings','fieldname','desfac','format','Double');
93 WriteData(fid,'object',obj,'class','surfaceforcings','fieldname','s0p','format','Double');
94 WriteData(fid,'object',obj,'class','surfaceforcings','fieldname','isdelta18o','format','Boolean');
95 if obj.isdelta18o
96 WriteData(fid,'object',obj,'class','surfaceforcings','fieldname','temperatures_presentday','format','DoubleMat','mattype',1);
97 WriteData(fid,'object',obj,'class','surfaceforcings','fieldname','temperatures_lgm','format','DoubleMat','mattype',1);
98 WriteData(fid,'object',obj,'class','surfaceforcings','fieldname','precipitations_presentday','format','DoubleMat','mattype',1);
99 WriteData(fid,'object',obj,'class','surfaceforcings','fieldname','delta18o_surface','format','DoubleMat','mattype',1);
100 WriteData(fid,'object',obj,'class','surfaceforcings','fieldname','delta18o','format','DoubleMat','mattype',1);
101 else
102 WriteData(fid,'object',obj,'class','surfaceforcings','fieldname','monthlytemperatures','format','DoubleMat','mattype',1,'forcinglength',md.mesh.numberofvertices+1);
103 end
104 end % }}}
105 end
106end
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