<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"> <title>GRASS Tutorial for nviz</title> <link rel="stylesheet" href="grassdocs.css" type="text/css"> </head> <body bgcolor="#FFFFFF" link="#0000DF" vlink="#006000"> <img src="grass_logo.png"><hr align=center size=6 noshade> <h1>NVIZ Reference Manual</h1> <hr width="100%" align=center size=4 noshade> <p> <a href="nviz_toc.html">CONTENTS</a> </p> <h2>Vector Points Panel</h2> <p>The <strong>Vector Points</strong> panel controls how sites (vector points) are displayed.</p> <BR><BR> <dl><dd> <img src="nvimg/panel/sites.gif" alt="Vector Points Panel" width="294" height="202"> </dd></dl> <BR><BR> <h3>OPTIONS</h3> <dl> <dt> <strong>Current</strong></dt> <dd>Shows the name(s) of all the loaded points files. You can use this menu to select a new current points file.<br><br></dd> <dt> <strong>New</strong></dt> <dd>Loads a new vector points file. <br><br></dd> <dt> <strong>Delete</strong></dt> <dd>Deletes (unload) the current points file. <br><br></dd> <dt> <strong>Site Size</strong></dt> <dd>Sets the size of the current points file markers. <br><br></dd> <dt> <strong>Line Width</strong></dt> <dd>Sets the width (in pixels) of the line used to draw the site markers.<BR> (Only applies to wire-frame markers) <br><br></dd> </dl> <h4> There are a number of markers available for displaying vector points: </h4> <dl><dd> <dl> <dt> <strong>use X</strong></dt> <dd>Sets the current points file markers to a 2D "X".<br><br></dd> <dt> <strong>use sphere</strong></dt> <dd>Sets the current points file markers to a solid sphere.<br><br></dd> <dt> <strong>use diamond</strong></dt> <dd>Sets the current points file markers to a solid diamond.<br><br></dd> <dt> <strong>use cube</strong></dt> <dd>Sets the current points file markers to a solid cube.<br><br></dd> <dt> <strong>use wire-frame box</strong></dt> <dd>Sets the current points file markers to a hollow cube.<br><br></dd> <dt> <strong>use gyroscope</strong></dt> <dd>Sets the current points file markers to a hollow sphere.<br><br></dd> <dt> <strong>use 3D asterisk</strong></dt> <dd>Sets the current points file markers to a 3D line-star.<br><br></dd> </dl></dd> <dt><strong>3D Points</strong></dt> <dd>Displays the site markers at an elevation obtained from the Z dimension of the 3D points file. Your selected points file must be in a <strong>GRASS</strong> 3D vector points format for this option to work. <br><br></dd> <dt><strong>Display on surface(s)</strong></dt> <dd>Draws the current points file draped over the selected surface(s). A list of available surfaces appears directly below <strong>Display on surface(s)</strong>. <br><br></dd> <dt><strong>Color</strong></dt> <dd>Sets the color of the current points file markers.<br><br></dd> <dt><strong>Draw Current</strong></dt> <dd>Draws the current points file.<br><br></dd> <dt><strong>Close</strong></dt> <dd>Closes the <strong>Vector Points</strong> panel.<br><br></dd> </dl> </body> </html>
