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revision 1.14 by jvk, Fri Oct 4 14:45:21 2002 UTC revision 1.15 by tjl, Fri Oct 4 22:15:58 2002 UTC
# Line 5  Line 5 
5  \newcommand{\url}[1]{{\fontsize{9pt}{8pt}\fontfamily{phv}\fontseries{c}\selectfont{#1}}}  \newcommand{\url}[1]{{\fontsize{9pt}{8pt}\fontfamily{phv}\fontseries{c}\selectfont{#1}}}
6  \newcommand{\hyp}{\discretionary{}{}{}}  \newcommand{\hyp}{\discretionary{}{}{}}
7  \begin{document}  \begin{document}
8  \title{Identity via Unique Textures}  \title{Identity in Focus+Context Views via
9    Hardware-Accelerated Unique Textures}
10    
11  \def\aw{8cm}  \def\aw{8cm}
12  \author{  \author{
# Line 51  b) the same documents and the same view Line 52  b) the same documents and the same view
52  }  }
53  \end{figure*}  \end{figure*}
54    
55    Focus+context\cite{fc-fisheye,fc-taxonomy,fc-hyperbolic}
56    
57    our prototype - nonhierarchical structure
58    
59    context - fragment of PDF, location to which connected
60    
61    visually similar... easier to navigate if different textures
62    
63    generating textures: procedural...
64    
65    this article: texturing for
66    
67  % Texturing has been called a fundamental operator in computer graphics\cite{haeberli93texture}.  % Texturing has been called a fundamental operator in computer graphics\cite{haeberli93texture}.
68    
69    \section{Unique Textures}
70    
71    generating textures based on seed numbers [identity]
72    
73    distinguishability: should produce random vector in brain
74        (perception model) -- saving of bits
75    
76    \subsection{Hardware-accelerated implementation constraints}
77    
78    Performance: zoomability, memory, speed
79    
80    Our main platform: NV10, i.e. OpenGL 1.3 + GL\_NV\_register\_combiners
81    
82    Newer chips: -offset textures, dot product offsetting, texture shading.
83    
84    \subsection{Colors}
85    
86    Readability
87    
88    \subsection{Basis textures}
89    
90    Either random, Fourier noise or turbulence, or simple geometric images.
91    
92    hyperparams
93    
94    
95    \subsection{Texture coordinates}
96    
97    Absolute scale --- sharp/blur
98    
99    Repeating unit
100    
101    \subsection{Register combiners}
102    
103    band-like
104    
105    \subsection{Multi-pass}
106    
107    
108    \section{Preliminary experiment}
109    
110    {\bf Marketta}
111    
112    \section{Software availability}
113    
114    \section{Conclusions}
115    
116    Other applications:?
117    
118    Xanadu model
119    
120    \if0
121    
122    
123    
124    
125    \section{old}
126  Texture is an important visual attribute: it is used in the human  Texture is an important visual attribute: it is used in the human
127  visual system for e.g.~image segmentation and motion perception.  visual system for e.g.~image segmentation and motion perception.
128  So far, the most important uses of texturing in HCI have been  So far, the most important uses of texturing in HCI have been
# Line 312  Especially zooming ... Line 382  Especially zooming ...
382    
383  Counter: icons, keywords, readability  Counter: icons, keywords, readability
384    
385    \fi
386    
387  \bibliographystyle{plain}  \bibliographystyle{plain}
388  \bibliography{gzigzag}  \bibliography{gzigzag}
389    

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