[Gzz-commits] gzz/Documentation/Manuscripts/Irregu irregu.tex

[Tuomas J. Lukka]

CVSROOT:        /cvsroot/gzz
Module name:    gzz
Changes by:     Tuomas J. Lukka <address@hidden>        02/11/12 07:22:22

Modified files:
        Documentation/Manuscripts/Irregu: irregu.tex 

Log message:
        Perustelu

CVSWeb URLs:
http://savannah.gnu.org/cgi-bin/viewcvs/gzz/gzz/Documentation/Manuscripts/Irregu/irregu.tex.diff?tr1=1.22&tr2=1.23&r1=text&r2=text

Patches:
Index: gzz/Documentation/Manuscripts/Irregu/irregu.tex
diff -u gzz/Documentation/Manuscripts/Irregu/irregu.tex:1.22 
gzz/Documentation/Manuscripts/Irregu/irregu.tex:1.23
--- gzz/Documentation/Manuscripts/Irregu/irregu.tex:1.22        Tue Nov 12 
07:03:34 2002
+++ gzz/Documentation/Manuscripts/Irregu/irregu.tex     Tue Nov 12 07:22:22 2002
@@ -173,14 +173,24 @@
 
 Saito, Takahashi -- *the* reference (Image-space algorithm) - Computer 
Graphics Vol24 no4
 
-ZUI viewports!
+
+Contribution of this article
 
 \section{Tearing}
 
+
 - basic model: rectangular paper, of which a convex region is shown
+
+A smooth rectangular or elliptical frame can make small viewports seem 
claustrophobic. 
+One reason for this is that the frame is often visually too small for its 
contents
+to yield a balanced graphical design. For example, 
+
 - fundamental change of model: instead of *framing* the region of paper, 
   we *tear* it out of the paper.
 
+The torn edge separates itself visually from the content, alleviating
+the ...
+
 
 Considered from a purely physical viewpoint, the tearout is not really
 a good metaphor\cite{kuhn91formalization}:
@@ -188,6 +198,8 @@
 However, similar tearing has been used in technical drawings for quite some
 time to indicate that the depicted object extends beyond the part drawn in the 
diagram.
 
+Because of this, it should be readily comprehensible
+to users that we're not tearing the original paper but only a depiction of it.
 
 - distinguishing between edges of paper and the viewport useful
 - edge of paper = line, edge of viewport = torn