| 1 | %SMBpdd Class definition
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| 2 | %
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| 3 | % Usage:
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| 4 | % SMBpdd=SMBpdd();
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| 5 |
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| 6 | classdef SMBpdd
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| 7 | properties (SetAccess=public)
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| 8 | precipitation = NaN;
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| 9 | monthlytemperatures = NaN;
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| 10 | desfac = 0;
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| 11 | s0p = NaN;
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| 12 | s0t = NaN;
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| 13 | rlaps = 0;
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| 14 | rlapslgm = 0;
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| 15 | Pfac = NaN;
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| 16 | Tdiff = NaN;
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| 17 | sealev = NaN;
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| 18 | isdelta18o = 0;
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| 19 | ismungsm = 0;
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| 20 | issetpddfac = 0;
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| 21 | delta18o = NaN;
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| 22 | delta18o_surface = NaN;
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| 23 | temperatures_presentday = NaN;
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| 24 | temperatures_lgm = NaN;
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| 25 | precipitations_presentday = NaN;
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| 26 | precipitations_lgm = NaN;
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| 27 | pddfac_snow = NaN;
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| 28 | pddfac_ice = NaN;
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| 29 | steps_per_step = 1;
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| 30 | averaging = 0;
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| 31 | requested_outputs = {};
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| 32 | end
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| 33 | methods
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| 34 | function self = SMBpdd(varargin) % {{{
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| 35 | switch nargin
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| 36 | case 0
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| 37 | self=setdefaultparameters(self);
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| 38 | otherwise
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| 39 | error('constructor not supported');
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| 40 | end
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| 41 | end % }}}
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| 42 | function self = extrude(self,md) % {{{
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| 43 | if(self.isdelta18o==0 & self.ismungsm==0),self.precipitation=project3d(md,'vector',self.precipitation,'type','node');end
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| 44 | if(self.isdelta18o==0 & self.ismungsm==0),self.monthlytemperatures=project3d(md,'vector',self.monthlytemperatures,'type','node');end
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| 45 | if(self.isdelta18o),self.temperatures_lgm=project3d(md,'vector',self.temperatures_lgm,'type','node');end
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| 46 | if(self.isdelta18o),self.temperatures_presentday=project3d(md,'vector',self.temperatures_presentday,'type','node');end
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| 47 | if(self.isdelta18o),self.precipitations_presentday=project3d(md,'vector',self.precipitations_presentday,'type','node');end
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| 48 | if(self.isdelta18o),self.precipitations_lgm=project3d(md,'vector',self.precipitations_lgm,'type','node');end
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| 49 | if(self.ismungsm),self.temperatures_lgm=project3d(md,'vector',self.temperatures_lgm,'type','node');end
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| 50 | if(self.ismungsm),self.temperatures_presentday=project3d(md,'vector',self.temperatures_presentday,'type','node');end
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| 51 | if(self.ismungsm),self.precipitations_presentday=project3d(md,'vector',self.precipitations_presentday,'type','node');end
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| 52 | if(self.ismungsm),self.precipitations_lgm=project3d(md,'vector',self.precipitations_lgm,'type','node');end
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| 53 | self.s0p=project3d(md,'vector',self.s0p,'type','node');
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| 54 | self.s0t=project3d(md,'vector',self.s0t,'type','node');
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| 55 |
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| 56 | end % }}}
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| 57 | function list = defaultoutputs(self,md) % {{{
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| 58 | list = {''};
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| 59 | end % }}}
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| 60 | function self = initialize(self,md) % {{{
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| 61 |
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| 62 | if isnan(self.s0p),
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| 63 | self.s0p=zeros(md.mesh.numberofvertices,1);
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| 64 | disp(' no SMBpdd.s0p specified: values set as zero');
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| 65 | end
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| 66 | if isnan(self.s0t),
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| 67 | self.s0t=zeros(md.mesh.numberofvertices,1);
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| 68 | disp(' no SMBpdd.s0t specified: values set as zero');
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| 69 | end
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| 70 |
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| 71 | end % }}}
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| 72 | function self = setdefaultparameters(self) % {{{
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| 73 |
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| 74 | self.isdelta18o = 0;
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| 75 | self.ismungsm = 0;
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| 76 | self.desfac = 0.5;
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| 77 | self.rlaps = 6.5;
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| 78 | self.rlapslgm = 6.5;
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| 79 | self.issetpddfac = 0;
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| 80 |
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| 81 | end % }}}
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| 82 | function md = checkconsistency(self,md,solution,analyses) % {{{
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| 83 |
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| 84 | if ismember('MasstransportAnalysis',analyses),
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| 85 | md = checkfield(md,'fieldname','smb.desfac','<=',1,'numel',1);
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| 86 | md = checkfield(md,'fieldname','smb.s0p','>=',0,'NaN',1,'Inf',1,'size',[md.mesh.numberofvertices 1]);
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| 87 | md = checkfield(md,'fieldname','smb.s0t','>=',0,'NaN',1,'Inf',1,'size',[md.mesh.numberofvertices 1]);
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| 88 | md = checkfield(md,'fieldname','smb.rlaps','>=',0,'numel',1);
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| 89 | md = checkfield(md,'fieldname','smb.rlapslgm','>=',0,'numel',1);
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| 90 | if(self.isdelta18o==0 & self.ismungsm==0)
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| 91 | md = checkfield(md,'fieldname','smb.monthlytemperatures','timeseries',1,'NaN',1,'Inf',1);
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| 92 | md = checkfield(md,'fieldname','smb.precipitation','timeseries',1,'NaN',1,'Inf',1);
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| 93 | elseif(self.isdelta18o==1)
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| 94 | md = checkfield(md,'fieldname','smb.delta18o','NaN',1,'Inf',1,'size',[2,NaN],'singletimeseries',1);
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| 95 | md = checkfield(md,'fieldname','smb.delta18o_surface','NaN',1,'Inf',1,'size',[2,NaN],'singletimeseries',1);
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| 96 | md = checkfield(md,'fieldname','smb.temperatures_presentday','size',[md.mesh.numberofvertices 12],'NaN',1,'Inf',1);
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| 97 | md = checkfield(md,'fieldname','smb.temperatures_lgm','size',[md.mesh.numberofvertices 12],'NaN',1,'Inf',1);
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| 98 | md = checkfield(md,'fieldname','smb.precipitations_presentday','size',[md.mesh.numberofvertices 12],'NaN',1,'Inf',1);
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| 99 | md = checkfield(md,'fieldname','smb.precipitations_lgm','size',[md.mesh.numberofvertices 12],'NaN',1,'Inf',1);
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| 100 | md = checkfield(md,'fieldname','smb.Tdiff','NaN',1,'Inf',1,'size',[2,NaN],'singletimeseries',1);
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| 101 | md = checkfield(md,'fieldname','smb.sealev','NaN',1,'Inf',1,'size',[2,NaN],'singletimeseries',1);
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| 102 | elseif(self.ismungsm==1)
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| 103 | md = checkfield(md,'fieldname','smb.temperatures_presentday','size',[md.mesh.numberofvertices 12],'NaN',1,'Inf',1);
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| 104 | md = checkfield(md,'fieldname','smb.temperatures_lgm','size',[md.mesh.numberofvertices 12],'NaN',1,'Inf',1);
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| 105 | md = checkfield(md,'fieldname','smb.precipitations_presentday','size',[md.mesh.numberofvertices 12],'NaN',1,'Inf',1);
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| 106 | md = checkfield(md,'fieldname','smb.precipitations_lgm','size',[md.mesh.numberofvertices 12],'NaN',1,'Inf',1);
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| 107 | md = checkfield(md,'fieldname','smb.Pfac','NaN',1,'Inf',1,'size',[2,NaN],'singletimeseries',1);
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| 108 | md = checkfield(md,'fieldname','smb.Tdiff','NaN',1,'Inf',1,'size',[2,NaN],'singletimeseries',1);
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| 109 | md = checkfield(md,'fieldname','smb.sealev','NaN',1,'Inf',1,'size',[2,NaN],'singletimeseries',1);
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| 110 | end
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| 111 | if(self.issetpddfac==1)
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| 112 | md = checkfield(md,'fieldname','smb.pddfac_snow','>=',0,'NaN',1,'Inf',1);
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| 113 | md = checkfield(md,'fieldname','smb.pddfac_ice','>=',0,'NaN',1,'Inf',1);
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| 114 | end
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| 115 | end
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| 116 | md = checkfield(md,'fieldname','smb.steps_per_step','>=',1,'numel',[1]);
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| 117 | md = checkfield(md,'fieldname','smb.averaging','numel',[1],'values',[0 1 2]);
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| 118 | md = checkfield(md,'fieldname','smb.requested_outputs','stringrow',1);
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| 119 |
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| 120 | end % }}}
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| 121 | function disp(self) % {{{
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| 122 | disp(sprintf(' surface forcings parameters:'));
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| 123 |
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| 124 | disp(sprintf('\n PDD and deltaO18 parameters:'));
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| 125 | fielddisplay(self,'isdelta18o','is temperature and precipitation delta18o parametrisation activated (0 or 1, default is 0)');
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| 126 | fielddisplay(self,'ismungsm','is temperature and precipitation mungsm parametrisation activated (0 or 1, default is 0)');
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| 127 | fielddisplay(self,'issetpddfac','is user passing in defined pdd factors (0 or 1, default is 0)');
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| 128 | fielddisplay(self,'desfac','desertification elevation factor (between 0 and 1, default is 0.5) [m]');
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| 129 | fielddisplay(self,'s0p','should be set to elevation from precip source (between 0 and a few 1000s m, default is 0) [m]');
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| 130 | fielddisplay(self,'s0t','should be set to elevation from temperature source (between 0 and a few 1000s m, default is 0) [m]');
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| 131 | fielddisplay(self,'rlaps','present day lapse rate [degree/km]');
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| 132 | fielddisplay(self,'rlapslgm','LGM lapse rate [degree/km]');
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| 133 | if(self.isdelta18o==0 & self.ismungsm==0)
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| 134 | fielddisplay(self,'monthlytemperatures',['monthly surface temperatures [K], required if pdd is activated and delta18o not activated']);
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| 135 | fielddisplay(self,'precipitation',['monthly surface precipitation [m/yr water eq], required if pdd is activated and delta18o or mungsm not activated']);
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| 136 | elseif(self.isdelta18o==1)
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| 137 | fielddisplay(self,'delta18o','delta18o [per mil], required if pdd is activated and delta18o activated');
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| 138 | fielddisplay(self,'delta18o_surface','surface elevation of the delta18o site, required if pdd is activated and delta18o activated');
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| 139 | fielddisplay(self,'temperatures_presentday','monthly present day surface temperatures [K], required if delta18o/mungsm is activated');
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| 140 | fielddisplay(self,'temperatures_lgm','monthly LGM surface temperatures [K], required if delta18o or mungsm is activated');
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| 141 | fielddisplay(self,'precipitations_presentday','monthly surface precipitation [m/yr water eq], required if delta18o/mungsm is activated');
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| 142 | fielddisplay(self,'precipitations_lgm','monthly surface precipitation [m/yr water eq], required if delta18o/mungsm is activated');
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| 143 | fielddisplay(self,'Tdiff','time interpolation parameter for temperature, 1D(year), required if mungsm is activated');
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| 144 | fielddisplay(self,'sealev','sea level [m], 1D(year), required if mungsm is activated');
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| 145 | elseif(self.ismungsm==1)
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| 146 | fielddisplay(self,'temperatures_presentday','monthly present day surface temperatures [K], required if delta18o/mungsm is activated');
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| 147 | fielddisplay(self,'temperatures_lgm','monthly LGM surface temperatures [K], required if delta18o or mungsm is activated');
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| 148 | fielddisplay(self,'precipitations_presentday','monthly surface precipitation [m/yr water eq], required if delta18o/mungsm is activated');
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| 149 | fielddisplay(self,'precipitations_lgm','monthly surface precipitation [m/yr water eq], required if delta18o/mungsm is activated');
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| 150 | fielddisplay(self,'Pfac','time interpolation parameter for precipitation, 1D(year), required if mungsm is activated');
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| 151 | fielddisplay(self,'Tdiff','time interpolation parameter for temperature, 1D(year), required if mungsm is activated');
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| 152 | fielddisplay(self,'sealev','sea level [m], 1D(year), required if mungsm is activated');
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| 153 | end
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| 154 | if(self.issetpddfac==1)
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| 155 | fielddisplay(self,'pddfac_snow','Pdd factor for snow for all the domain [mm ice equiv/day/degree C]');
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| 156 | fielddisplay(self,'pddfac_ice','Pdd factor for ice for all the domain [mm ice equiv/day/degree C]');
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| 157 | end
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| 158 | fielddisplay(self, 'steps_per_step', 'number of smb steps per time step');
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| 159 |
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| 160 | fielddisplay(self, 'averaging', 'averaging methods from short to long steps');
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| 161 | disp(sprintf('%51s 0: Arithmetic (default)',' '));
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| 162 | disp(sprintf('%51s 1: Geometric',' '));
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| 163 | disp(sprintf('%51s 2: Harmonic',' '));
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| 164 | fielddisplay(self,'requested_outputs','additional outputs requested');
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| 165 | end % }}}
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| 166 | function marshall(self,prefix,md,fid) % {{{
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| 167 |
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| 168 | yts=md.constants.yts;
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| 169 |
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| 170 | WriteData(fid,prefix,'name','md.smb.model','data',4,'format','Integer');
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| 171 |
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| 172 | WriteData(fid,prefix,'object',self,'class','smb','fieldname','isdelta18o','format','Boolean');
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| 173 | WriteData(fid,prefix,'object',self,'class','smb','fieldname','issetpddfac','format','Boolean');
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| 174 | WriteData(fid,prefix,'object',self,'class','smb','fieldname','ismungsm','format','Boolean');
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| 175 | WriteData(fid,prefix,'object',self,'class','smb','fieldname','desfac','format','Double');
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| 176 | WriteData(fid,prefix,'object',self,'class','smb','fieldname','s0p','format','DoubleMat','mattype',1);
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| 177 | WriteData(fid,prefix,'object',self,'class','smb','fieldname','s0t','format','DoubleMat','mattype',1);
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| 178 | WriteData(fid,prefix,'object',self,'class','smb','fieldname','rlaps','format','Double');
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| 179 | WriteData(fid,prefix,'object',self,'class','smb','fieldname','rlapslgm','format','Double');
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| 180 | WriteData(fid, prefix, 'object', self, 'fieldname', 'steps_per_step', 'format', 'Integer');
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| 181 | WriteData(fid, prefix, 'object', self, 'fieldname', 'averaging', 'format', 'Integer');
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| 182 | if(self.isdelta18o==0 & self.ismungsm==0)
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| 183 | %WriteData(fid,prefix,'object',self,'class','smb','fieldname','monthlytemperatures','format','DoubleMat','mattype',1);
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| 184 | WriteData(fid,prefix,'object',self,'class','smb','fieldname','monthlytemperatures','format','DoubleMat','mattype',1,'timeserieslength',md.mesh.numberofvertices+1,'yts',md.constants.yts);
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| 185 | WriteData(fid,prefix,'object',self,'class','smb','fieldname','precipitation','format','DoubleMat','mattype',1,'scale',1./yts,'timeserieslength',md.mesh.numberofvertices+1,'yts',md.constants.yts);
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| 186 | elseif self.isdelta18o
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| 187 | WriteData(fid,prefix,'object',self,'class','smb','fieldname','temperatures_presentday','format','DoubleMat','mattype',1,'timeserieslength',md.mesh.numberofvertices+1,'yts',md.constants.yts);
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| 188 | WriteData(fid,prefix,'object',self,'class','smb','fieldname','temperatures_lgm','format','DoubleMat','mattype',1,'timeserieslength',md.mesh.numberofvertices+1,'yts',md.constants.yts);
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| 189 | WriteData(fid,prefix,'object',self,'class','smb','fieldname','precipitations_presentday','format','DoubleMat','mattype',1,'scale',1./yts,'timeserieslength',md.mesh.numberofvertices+1,'yts',md.constants.yts);
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| 190 | WriteData(fid,prefix,'object',self,'class','smb','fieldname','precipitations_lgm','format','DoubleMat','mattype',1,'scale',1./yts,'timeserieslength',md.mesh.numberofvertices+1,'yts',md.constants.yts);
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| 191 | WriteData(fid,prefix,'object',self,'class','smb','fieldname','delta18o_surface','format','DoubleMat','mattype',1,'timeserieslength',2,'yts',md.constants.yts);
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| 192 | WriteData(fid,prefix,'object',self,'class','smb','fieldname','delta18o','format','DoubleMat','mattype',1,'timeserieslength',2,'yts',md.constants.yts);
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| 193 | WriteData(fid,prefix,'object',self,'class','smb','fieldname','Tdiff','format','DoubleMat','mattype',1,'timeserieslength',2,'yts',md.constants.yts);
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| 194 | WriteData(fid,prefix,'object',self,'class','smb','fieldname','sealev','format','DoubleMat','mattype',1,'timeserieslength',2,'yts',md.constants.yts);
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| 195 | elseif self.ismungsm
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| 196 | WriteData(fid,prefix,'object',self,'class','smb','fieldname','temperatures_presentday','format','DoubleMat','mattype',1,'timeserieslength',md.mesh.numberofvertices+1,'yts',md.constants.yts);
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| 197 | WriteData(fid,prefix,'object',self,'class','smb','fieldname','temperatures_lgm','format','DoubleMat','mattype',1,'timeserieslength',md.mesh.numberofvertices+1,'yts',md.constants.yts);
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| 198 | WriteData(fid,prefix,'object',self,'class','smb','fieldname','precipitations_presentday','format','DoubleMat','mattype',1,'scale',1./yts,'timeserieslength',md.mesh.numberofvertices+1,'yts',md.constants.yts);
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| 199 | WriteData(fid,prefix,'object',self,'class','smb','fieldname','precipitations_lgm','format','DoubleMat','mattype',1,'scale',1./yts,'timeserieslength',md.mesh.numberofvertices+1,'yts',md.constants.yts);
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| 200 | WriteData(fid,prefix,'object',self,'class','smb','fieldname','Pfac','format','DoubleMat','mattype',1,'timeserieslength',2,'yts',md.constants.yts);
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| 201 | WriteData(fid,prefix,'object',self,'class','smb','fieldname','Tdiff','format','DoubleMat','mattype',1,'timeserieslength',2,'yts',md.constants.yts);
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| 202 | WriteData(fid,prefix,'object',self,'class','smb','fieldname','sealev','format','DoubleMat','mattype',1,'timeserieslength',2,'yts',md.constants.yts);
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| 203 | end
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| 204 | if self.issetpddfac==1
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| 205 | WriteData(fid,prefix,'object',self,'class','smb','fieldname','pddfac_snow','format','DoubleMat','mattype',1,'timeserieslength',md.mesh.numberofvertices+1,'yts',md.constants.yts);
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| 206 | WriteData(fid,prefix,'object',self,'class','smb','fieldname','pddfac_ice','format','DoubleMat','mattype',1,'timeserieslength',md.mesh.numberofvertices+1,'yts',md.constants.yts);
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| 207 | end
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| 208 |
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| 209 | %process requested outputs
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| 210 | outputs = self.requested_outputs;
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| 211 | pos = find(ismember(outputs,'default'));
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| 212 | if ~isempty(pos),
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| 213 | outputs(pos) = []; %remove 'default' from outputs
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| 214 | outputs = [outputs defaultoutputs(self,md)]; %add defaults
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| 215 | end
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| 216 | WriteData(fid,prefix,'data',outputs,'name','md.smb.requested_outputs','format','StringArray');
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| 217 |
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| 218 | end % }}}
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| 219 | end
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| 220 | end
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