add warning if trying to plot complex valued SO3FunHarmonics

SO3Fun/@SO3Fun/plot3d.m

@@ -1,6 +1,10 @@
 function plot3d(odf,varargin)
 % plots odf
 
+if ~isa(odf,'SO3FunHarmonic')
+  warning('Imaginary parts of complex X and/or Y arguments ignored.')
+end
+
 if odf.antipodal, ap = {'antipodal'}; else, ap = {}; end
 
 [oP, isNew] = newOrientationPlot(odf.CS,odf.SS,ap{:},'project2FundamentalRegion',...

SO3Fun/@SO3FunHarmonic/plot.m

@@ -28,6 +28,11 @@ function plot(SO3F,varargin)
   warning(['You try to plot an multivariate function. Plot the desired components ' ...
     'manually. In the following the first component is plotted.'])
 end
+if ~SO3F.isReal
+  warning(['Imaginary part of complex valued SO3FunHarmonic is ignored. ' ...
+    'In the following only the real part is plotted.'])
+  SO3F.isReal=1;
+end
 
 plot@SO3Fun(SO3F.subSet(1),varargin{:});
 

SO3Fun/@SO3FunHarmonic/plot3d.m

@@ -5,6 +5,11 @@ function plot3d(SO3F,varargin)
   warning(['You try to plot an multivariate function. Plot the desired components ' ...
     'manually. In the following the first component is plotted.'])
 end
+if ~SO3F.isReal
+  warning(['Imaginary part of complex valued SO3FunHarmonic is ignored. ' ...
+    'In the following only the real part is plotted.'])
+  SO3F.isReal=1;
+end
 
 plot3d@SO3Fun(SO3F.subSet(1),varargin{:});
 

SO3Fun/@SO3FunHarmonic/plotFibre.m

@@ -20,6 +20,12 @@
 % S2Grid/plot savefigure Plotting Annotations_demo ColorCoding_demo PlotTypes_demo
 % SphericalProjection_demo
 
+if ~SO3F.isReal
+  warning(['Imaginary part of complex valued SO3FunHarmonic is ignored. ' ...
+    'In the following only the real part is plotted.'])
+  SO3F.isReal=1;
+end
+
 [x,omega] = plotFibre@SO3Fun(SO3F.subSet(':'),f,varargin{:});
 
 if nargout == 0, clear x omega; end

SO3Fun/@SO3FunHarmonic/plotIPDF.m

@@ -20,6 +20,11 @@ function plotIPDF(SO3F,r,varargin)
   warning(['You try to plot an multivariate function. Plot the desired components ' ...
     'manually. In the following the first component is plotted.'])
 end
+if ~SO3F.isReal
+  warning(['Imaginary part of complex valued SO3FunHarmonic is ignored. ' ...
+    'In the following only the real part is plotted.'])
+  SO3F.isReal=1;
+end
 
 plotIPDF@SO3Fun(SO3F.subSet(1),r,varargin{:});
 

SO3Fun/@SO3FunHarmonic/plotPDF.m

@@ -28,6 +28,11 @@ function plotPDF(SO3F,h,varargin)
   warning(['You try to plot an multivariate function. Plot the desired components ' ...
     'manually. In the following the first component is plotted.'])
 end
+if ~SO3F.isReal
+  warning(['Imaginary part of complex valued SO3FunHarmonic is ignored. ' ...
+    'In the following only the real part is plotted.'])
+  SO3F.isReal=1;
+end
 
 plotPDF@SO3Fun(SO3F.subSet(1),h,varargin{:});
 

SO3Fun/@SO3FunHarmonic/plotSection.m

@@ -31,6 +31,11 @@ function plotSection(SO3F,varargin)
     'manually. In the following the first component is plotted.'])
   SO3F = SO3F.subSet(1);
 end
+if ~SO3F.isReal
+  warning(['Imaginary part of complex valued SO3FunHarmonic is ignored. ' ...
+    'In the following only the real part is plotted.'])
+  SO3F.isReal=1;
+end
 
 
 if SO3F.antipodal, ap = {'antipodal'}; else, ap = {}; end