/[gzz]/manuscripts/xupdf/article.rst
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revision 1.115 by tjl, Sat Feb 15 07:44:54 2003 UTC revision 1.116 by tjl, Sat Feb 15 07:56:40 2003 UTC
# Line 309  This matches the way the brain understan Line 309  This matches the way the brain understan
309  as globally distorted, segmented, locally Euclidian views  as globally distorted, segmented, locally Euclidian views
310  (see, e.g. [wang01mindsviews]_).  (see, e.g. [wang01mindsviews]_).
311    
312  ..    ..  XXX
313            
314      it is important to maintain orientation locally,      it is important to maintain orientation locally,
315      that is, going in one direction should result in arriving from      that is, going in one direction should result in arriving from
# Line 331  rather than vertically is more natural Line 331  rather than vertically is more natural
331  because the visual field is wider than it is tall ---  because the visual field is wider than it is tall ---
332  consider the usual screen aspect ratios of 4:3 and 16:9.  consider the usual screen aspect ratios of 4:3 and 16:9.
333    
334  ..    ..  leaving more space at the left and right sides than on the top and bottom.
   
     leaving more space at the left and right sides than on the top and bottom.  
335      XXX: left and right hand???      XXX: left and right hand???
336    
337  Based on the above principles we have selected a simple geometry  Based on the above principles we have selected a simple geometry
# Line 357  center up to the edge of the ellipse, Line 355  center up to the edge of the ellipse,
355  For left-link-end buoys the preceding discussion should  For left-link-end buoys the preceding discussion should
356  be reversed.  be reversed.
357    
358  ..    ..  Thus, the buoys are equally close to the focus, matching
   
     Thus, the buoys are equally close to the focus, matching  
359      the fisheye focus shape.      the fisheye focus shape.
360      Additionally, a circle arc provides more area for the buoys than,      Additionally, a circle arc provides more area for the buoys than,
361      e.g., a straight line.      e.g., a straight line.
# Line 370  If buoy anchors coincide or are very clo Line 366  If buoy anchors coincide or are very clo
366  in the focused node,  in the focused node,
367  the final positions of the buoys need be adjusted to prevent.  the final positions of the buoys need be adjusted to prevent.
368    
369  ..  ..  XXX
370    
371      how does this interact with the perception of the projection?      how does this interact with the perception of the projection?
372    
# Line 482  over the document, but rather as if larg Line 478  over the document, but rather as if larg
478  larger parts were magically torn off the original document.  larger parts were magically torn off the original document.
479  [XXX: screenshots]  [XXX: screenshots]
480    
481  ..    ..  Furthermore, the varying shapes of the edges
   
     Furthermore, the varying shapes of the edges  
482      help the user distinguish between targets torn off      help the user distinguish between targets torn off
483      of different places.      of different places.
484    
# Line 574  we will have changed the name of our pro Line 568  we will have changed the name of our pro
568  The Gzz platform supports easy prototyping of the above  The Gzz platform supports easy prototyping of the above
569  techniques in several ways.  techniques in several ways.
570    
571  ..    ..  First, the Gzz storage model (Storm[XXX]) provides globally unique
       
     First, the Gzz storage model (Storm[XXX]) provides globally unique  
572      identities [lukka02guids-andalso-mealling-leach-salz02-uuidnamespace]_      identities [lukka02guids-andalso-mealling-leach-salz02-uuidnamespace]_
573      for the documents and structural nodes and      for the documents and structural nodes and
574      the xanalogical[XXX] structure implemented on Gzz is a convenient way      the xanalogical[XXX] structure implemented on Gzz is a convenient way

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