<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN""http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >Progressive and Hierarchical surfaces</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.79"><LINK REL="HOME" TITLE="GTS Library Reference Manual" HREF="book1.html"><LINK REL="PREVIOUS" TITLE="Differential geometry operators" HREF="gts-differential-geometry-operators.html"><LINK REL="NEXT" TITLE="Vertex split" HREF="gts-vertex-split.html"><STYLE TYPE="text/css" >.synopsis, .classsynopsis { background: #eeeeee; border: solid 1px #aaaaaa; padding: 0.5em; } .programlisting { background: #eeeeff; border: solid 1px #aaaaff; padding: 0.5em; } .variablelist { padding: 4px; margin-left: 3em; } .navigation { background: #ffeeee; border: solid 1px #ffaaaa; margin-top: 0.5em; margin-bottom: 0.5em; } .navigation a { color: #770000; } .navigation a:visited { color: #550000; } .navigation .title { font-size: 200%; }</STYLE ></HEAD ><BODY CLASS="CHAPTER" BGCOLOR="#FFFFFF" TEXT="#000000" LINK="#0000FF" VLINK="#840084" ALINK="#0000FF" ><TABLE WIDTH="100%" CLASS="navigation" SUMMARY="Navigation header" CELLPADDING="2" CELLSPACING="2" ><TR VALIGN="middle" ><TD ><A ACCESSKEY="p" HREF="gts-differential-geometry-operators.html" ><IMG SRC="left.png" WIDTH="24" HEIGHT="24" BORDER="0" ALT="Prev"></A ></TD ><TD ><A ACCESSKEY="h" HREF="book1.html" ><IMG SRC="home.png" WIDTH="24" HEIGHT="24" BORDER="0" ALT="Home"></A ></TD ><TH WIDTH="100%" align="center" >GTS Library Reference Manual</TH ><TD ><A ACCESSKEY="n" HREF="gts-vertex-split.html" ><IMG SRC="right.png" WIDTH="24" HEIGHT="24" BORDER="0" ALT="Next"></A ></TD ></TR ></TABLE ><DIV CLASS="CHAPTER" ><H1 ><A NAME="AEN15264" ></A >Progressive and Hierarchical surfaces</H1 ><DIV CLASS="TOC" ><DL ><DT ><B >Table of Contents</B ></DT ><DT ><A HREF="gts-vertex-split.html" >Vertex split</A > -- object encoding a reversible edge-collapse operation.</DT ><DT ><A HREF="gts-progressive-surfaces.html" >Progressive surfaces</A > -- continuous level-of-detail for surfaces.</DT ><DT ><A HREF="gts-hierarchical-vertex-split.html" >Hierarchical vertex split</A > -- hierarchical extension of the vertex split.</DT ><DT ><A HREF="gts-hierarchical-surfaces.html" >Hierarchical surfaces</A > -- extension of progressive surfaces allowing arbitrary sequences of vertex split or collapse.</DT ></DL ></DIV ></DIV ><TABLE CLASS="navigation" WIDTH="100%" SUMMARY="Navigation footer" CELLPADDING="2" CELLSPACING="2" ><TR VALIGN="middle" ><TD ALIGN="left" ><A ACCESSKEY="p" HREF="gts-differential-geometry-operators.html" ><B ><<< Differential geometry operators</B ></A ></TD ><TD ALIGN="right" ><A ACCESSKEY="n" HREF="gts-vertex-split.html" ><B >Vertex split >>></B ></A ></TD ></TR ></TABLE ></BODY ></HTML >