source: issm/trunk-jpl/src/m/classes/calvingdev.m@ 22045

%CALVINGDEV class definition
%
%   Usage:
%      calvingdev=calvingdev();

classdef calvingdev
        properties (SetAccess=public) 
                stress_threshold_groundedice = 0.;
                stress_threshold_floatingice = 0.;
                meltingrate   = NaN;
        end
        methods
                function self = calvingdev(varargin) % {{{
                        switch nargin
                                case 0
                                        self=setdefaultparameters(self);
                                case 1
                                        inputstruct=varargin{1};
                                        list1 = properties('calvingdev');
                                        list2 = fieldnames(inputstruct);
                                        for i=1:length(list1)
                                                fieldname = list1{i};
                                                if ismember(fieldname,list2),
                                                        self.(fieldname) = inputstruct.(fieldname);
                                                end
                                        end
                                otherwise
                                        error('constructor not supported');
                        end
                end % }}}
                function self = extrude(self,md) % {{{
                        self.meltingrate=project3d(md,'vector',self.meltingrate,'type','node');
                end % }}}
                function self = setdefaultparameters(self) % {{{

                        %Default sigma max
                        self.stress_threshold_groundedice = 1e6;
                        self.stress_threshold_floatingice = 150e3;
                end % }}}
                function md = checkconsistency(self,md,solution,analyses) % {{{
                        %Early return
                        if (~strcmp(solution,'TransientSolution') | md.transient.ismovingfront==0), return; end

                        md = checkfield(md,'fieldname','calving.stress_threshold_groundedice','>',0,'nan',1,'Inf',1);
                        md = checkfield(md,'fieldname','calving.stress_threshold_floatingice','>',0,'nan',1,'Inf',1);
                        md = checkfield(md,'fieldname','calving.meltingrate','NaN',1,'Inf',1,'timeseries',1,'>=',0);
                end % }}}
                function disp(self) % {{{
                        disp(sprintf('   Calving Pi parameters:'));
                        fielddisplay(self,'stress_threshold_groundedice','sigma_max applied to grounded ice only [Pa]');
                        fielddisplay(self,'stress_threshold_floatingice','sigma_max applied to floating ice only [Pa]');
                        fielddisplay(self,'meltingrate','melting rate at given location [m/a]');

                end % }}}
                function marshall(self,prefix,md,fid) % {{{
                        yts=md.constants.yts;
                        WriteData(fid,prefix,'name','md.calving.law','data',2,'format','Integer');
                        WriteData(fid,prefix,'object',self,'fieldname','stress_threshold_groundedice','format','DoubleMat','mattype',1);
                        WriteData(fid,prefix,'object',self,'fieldname','stress_threshold_floatingice','format','DoubleMat','mattype',1);
                        WriteData(fid,prefix,'object',self,'fieldname','meltingrate','format','DoubleMat','mattype',1,'timeserieslength',md.mesh.numberofvertices+1,'yts',md.constants.yts,'scale',1./yts);
                end % }}}
        end
end