reduce default settings for rotation angle in findshifts3

Signed-off-by: Wolfgang Ludwig <wolfgang.ludwig@esrf.fr>

zUtil_ID19/findshifts3.m

@@ -106,11 +106,11 @@ function sfKeyPress(varargin)
 	  if strcmp(c.Modifier,'shift')
         app.hshift=app.hshift+10/app.zoom;
 	  elseif strcmp(c.Modifier,'control')
-		app.rot=app.rot+1;
+		app.rot=app.rot+0.2;
 		app.im1=imrotate(app.im1nr,app.rot,'bicubic','crop');
 		
 	  elseif strcmp(c.Modifier,{'shift' 'control'})
-		app.rot=app.rot+0.1;
+		app.rot=app.rot+0.02;
 		app.im1=imrotate(app.im1nr,app.rot,'bicubic','crop');
 	    
 	  end	
@@ -124,11 +124,11 @@ function sfKeyPress(varargin)
 	  if strcmp(c.Modifier,'shift')
         app.hshift=app.hshift-10/app.zoom;
 	  elseif strcmp(c.Modifier,'control')
-		app.rot=app.rot-1;
+		app.rot=app.rot-0.2;
 		app.im1=imrotate(app.im1nr,app.rot,'bicubic','crop');
 		
 	  elseif strcmp(c.Modifier,{'shift' 'control'})
-		app.rot=app.rot-0.1;
+		app.rot=app.rot-0.02;
 		app.im1=imrotate(app.im1nr,app.rot,'bicubic','crop');
 		
 	  end
@@ -266,9 +266,9 @@ function sfUpdateFigure
       imshow(app.im0+im_tmp,app.clima);
       title(sprintf('vertical shift: %.2f\t horizontal shift: %.2f',app.vshift+app.voffset,app.hshift+app.hoffset));
     case 'subtract'
-      %imagesc(app.im0-im_tmp,app.clims);
+      imagesc(app.im0-im_tmp,app.clims);
       if app.firsttime
-        app.h_im=imshow(app.im0-im_tmp,app.clims);
+        app.h_im=imagesc(app.im0-im_tmp,app.clims);
         %app.firsttime=false;
       else
         set(app.h_im,'cdata',app.im0-im_tmp)