86 lines
2.3 KiB
Matlab
86 lines
2.3 KiB
Matlab
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function nf2ff = CalcNF2FF(nf2ff, Sim_Path, freq, theta, phi, varargin)
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% function nf2ff = CalcNF2FF(nf2ff, Sim_Path, freq, theta, phi, varargin)
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%
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% Calculate the near-field to far-field transformation created by
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% CreateNF2FFBox
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%
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% parameter:
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% nf2ff: data structure created by CreateNF2FFBox
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% Sim_Path: path to simulation data
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% freq: array of frequencies to analyse
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% theta,phi: spherical coordinates to evaluate the far-field on
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%
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% optional paramater:
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% 'Mode': 'Mode', 0 -> read only, if data already exist (default)
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% 'Mode', 1 -> calculate anyway, overwrite existing
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% 'Mode', 2 -> read only, fail if not existing
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% 'Outfile': alternative nf2ff result hdf5 file name
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% default is: <nf2ff.name>.h5
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% 'Verbose': set verbose level for the nf2ff calculation 0-2 supported
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%
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% See also: CreateNF2FFBox, ReadNF2FF
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%
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% openEMS matlab interface
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% -----------------------
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% author: Thorsten Liebig, 2012
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mode = 0;
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filename = nf2ff.name;
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nf2ff_xml.Planes = {};
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for (n=1:numel(nf2ff.filenames_E))
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if (nf2ff.directions(n)~=0)
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nf2ff_xml.Planes{end+1}.ATTRIBUTE.E_Field = [nf2ff.filenames_E{n} '.h5'];
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nf2ff_xml.Planes{end}.ATTRIBUTE.H_Field = [nf2ff.filenames_H{n} '.h5'];
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end
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end
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nf2ff_xml.ATTRIBUTE.freq = freq;
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nf2ff_xml.theta = theta;
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nf2ff_xml.phi = phi;
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nf2ff_xml.ATTRIBUTE.Outfile = [filename '.h5'];
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for n=1:2:numel(varargin)-1
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if (strcmp(varargin{n},'Mode'))
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mode = varargin{n+1};
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else
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nf2ff_xml.ATTRIBUTE.(varargin{n})=varargin{n+1};
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end
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end
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nf2ff.xml = [Sim_Path '/' filename '.xml'];
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nf2ff.hdf5 = [Sim_Path '/' nf2ff_xml.ATTRIBUTE.Outfile];
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% create nf2ff structure
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struct_2_xml(nf2ff.xml,nf2ff_xml,'nf2ff');
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m_filename = mfilename('fullpath');
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dir = fileparts( m_filename );
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openEMS_Path = [dir filesep '..' filesep];
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if ((exist(nf2ff.hdf5,'file') && (mode==0)) || (mode==2))
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disp('CalcNF2FF: Reading nf2ff data only...')
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nf2ff = ReadNF2FF(nf2ff);
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return;
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end
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savePath = pwd;
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cd(Sim_Path);
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try
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if isunix
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% remove LD_LIBRARY_PATH set by matlab
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system(['export LD_LIBRARY_PATH=; ' openEMS_Path 'nf2ff/nf2ff ' filename '.xml']);
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else
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system([openEMS_Path 'nf2ff/nf2ff ' filename '.xml']);
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end
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nf2ff.hdf5;
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cd(savePath);
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catch
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cd(savePath);
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error 'CalcNF2FF: failed'
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end
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nf2ff = ReadNF2FF(nf2ff);
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