openEMS/matlab/PlotHDF5FieldData.m

95 lines
2.2 KiB
Matlab

function PlotHDF5FieldData(file, PlotArgs)
% function PlotHDF5FieldData(file, PlotArgs)
%
% e.g.
% PlotArgs.slice = {0 [10 20] 0};
% PlotArgs.pauseTime=0.01;
% PlotArgs.component=2;
% PlotArgs.Limit = 'auto';
%
% PlotHDF5FieldData('tmp/Et.h5',PlotArgs)
%
% openEMS matlab interface
% -----------------------
% author: Thorsten Liebig
component = PlotArgs.component;
if (isfield(PlotArgs,'pauseTime'))
pauseT = PlotArgs.pauseTime;
else
pauseT = 0.01;
end
mesh = ReadHDF5Mesh(file);
fields = ReadHDF5FieldData(file);
if (mesh.type==0)
% cartesian mesh
[X Y Z] = meshgrid(mesh.lines{1},mesh.lines{2},mesh.lines{3});
for n=1:numel(fields.TD.values)
% since Matlab 7.1SP3 the field needs to be reordered
fields.TD.values{n} = permute(fields.TD.values{n},[2 1 3 4]); % reorder: y,x,z (or y,x)
end
else
disp(['PlotHDF5FieldData:: Error: unknown mesh type ' num2str(mesh.type)]);
end
max_amp = 0;
if (component>0)
for n=1:numel(fields.TD.values)
Field{n} = fields.TD.values{n}(:,:,:,component);
end
else
for n=1:numel(fields.TD.values)
fx = fields.TD.values{n}(:,:,:,1);
fy = fields.TD.values{n}(:,:,:,2);
fz = fields.TD.values{n}(:,:,:,3);
Field{n} = sqrt(fx.^2 + fy.^2 + fz.^2);
end
end
for n=1:numel(Field)
amp = max(max(max(abs(Field{n}))));
if (amp>max_amp)
max_amp = amp;
end
end
if (max_amp==0)
disp('max found amplitude was 0 --> nothing to plot');
return
end
for n=1:numel(Field)
if size(Field{n},3) > 1
% Field is a volume
hsurfaces = slice(X,Y,Z, Field{n} , PlotArgs.slice{:});
set(hsurfaces,'FaceColor','interp','EdgeColor','none');
else
% Field is already a 2D cut
pcolor(X,Y,Field{n});
shading( 'interp' );
xlabel( 'x' );
ylabel( 'y' );
end
title(fields.TD.names{n});
%view(3)
axis equal
if (isfield(PlotArgs,'Limit'))
if ~ischar(PlotArgs.Limit)
caxis(PlotArgs.Limit);
elseif strcmp(PlotArgs.Limit,'auto')
if (component>0)
caxis([-max_amp,max_amp]);
else
caxis([0,max_amp]);
end
end
end
drawnow
pause(pauseT)
end