Bugfixes and improvements to fit_ellipse.

VERSION

-304
\ No newline at end of file
+305
\ No newline at end of file

lib/vendor/fit_ellipse/fit_ellipse.m

@@ -144,7 +144,7 @@ plot_values = struct( ...
     );
 
 % empty warning stack
-warning( '' );
+lastwarn( '' );
 
 % prepare vectors, must be column vectors
 x = x(:);
@@ -162,7 +162,7 @@ a = sum(X)/(X'*X);
 
 % check for warnings
 if ~isempty( lastwarn )
-    disp( 'stopped because of a warning regarding matrix inversion' );
+    disp( [mfilename ': stopped because of a warning regarding matrix inversion.'] );
     ellipse_t = [];
     return
 end
@@ -195,8 +195,8 @@ end
 test = a*c;
 switch (1)
 case (test>0),  status = '';
-case (test==0), status = 'Parabola found';  warning( 'fit_ellipse: Did not locate an ellipse' );
-case (test<0),  status = 'Hyperbola found'; warning( 'fit_ellipse: Did not locate an ellipse' );
+case (test==0), status = 'Parabola found';  warning( 'fit_ellipse: Did not locate an ellipse.' );
+case (test<0),  status = 'Hyperbola found'; warning( 'fit_ellipse: Did not locate an ellipse.' );
 end
 
 % if we found an ellipse return it's data