1<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN"> 2 3<!--Converted with LaTeX2HTML 2018.3 (Released July 19, 2018) --> 4<HTML lang="EN"> 5<HEAD> 6<TITLE>cartcursor</TITLE> 7<META NAME="description" CONTENT="cartcursor"> 8<META NAME="keywords" CONTENT="idl"> 9<META NAME="resource-type" CONTENT="document"> 10<META NAME="distribution" CONTENT="global"> 11 12<META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=utf-8"> 13<META NAME="viewport" CONTENT="width=device-width, initial-scale=1.0"> 14<META NAME="Generator" CONTENT="LaTeX2HTML v2018.3"> 15 <link rel='apple-touch-icon' sizes='180x180' href='images/favicons/apple-touch-icon.png?v=2017'> 16 <link rel='icon' type='image/png' sizes='32x32' href='images/favicons/favicon-32x32.png?v=2017'> 17 <link rel='icon' type='image/png' sizes='16x16' href='images/favicons/favicon-16x16.png?v=2017'> 18 <link rel='manifest' href='images/favicons/manifest.json?v=2017'> 19 <link rel='mask-icon' href='images/favicons/safari-pinned-tab.svg?v=2017' color='#5bbad5'> 20 <link rel='shortcut icon' href='images/favicons/favicon.ico?v=2017'> 21 <meta name='apple-mobile-web-app-title' content='HEALPix'> 22 <meta name='application-name' content='HEALPix'> 23 <meta name='msapplication-config' content='images/favicons/browserconfig.xml?v=2017'> 24 <meta name='theme-color' content='#ffffff'> 25 26<LINK REL="STYLESHEET" HREF="idl.css"> 27 28<LINK REL="next" HREF="idl_cartview.htm"> 29<LINK REL="previous" HREF="idl_bl2fits.htm"> 30<LINK REL="next" HREF="idl_cartview.htm"> 31</HEAD> 32 33<body text="#000000" bgcolor="#FFFFFA"> 34 35<DIV CLASS="navigation"><!--Navigation Panel--> 36<A 37 HREF="idl_bl2fits.htm"> 38<IMG WIDTH="63" HEIGHT="24" ALT="previous" SRC="prev.png"></A> 39<A 40 HREF="idl_HEALPix_IDL_subroutines.htm"> 41<IMG WIDTH="26" HEIGHT="24" ALT="up" SRC="up.png"></A> 42<A 43 HREF="idl_cartview.htm"> 44<IMG WIDTH="37" HEIGHT="24" ALT="next" SRC="next.png"></A> 45<A ID="tex2html307" 46 HREF="idl_TABLE_CONTENTS.htm"> 47<IMG WIDTH="65" HEIGHT="24" ALT="contents" SRC="contents.png"></A> 48<BR> 49<B> Previous:</B> <A 50 HREF="idl_bl2fits.htm">bl2fits</A> 51 52<B>Up:</B> <A 53 HREF="idl_HEALPix_IDL_subroutines.htm">HEALPix/IDL subroutines</A> 54 55<B> Next:</B> <A 56 HREF="idl_cartview.htm">cartview</A> 57<B> Top:</B> <a href="main.htm">Main Page</a></DIV> 58<!--End of Navigation Panel--> 59 60<H1><A ID="SECTION1700"></A> 61<A ID="idl:cartcursor"></A> 62<BR> 63 64</H1> 65 66<P> 67<b><font size=+6><FONT COLOR="#CC0000">cartcursor</FONT></font></b><hr> 68<H3>This IDL facility provides a point-and-click interface for finding 69the astronomical location, value and pixel index of the pixels nearest 70to the pointed position on a cartesian projection of a <b>HEALPix</b> map.</H3> 71Location in HEALPix directory tree: <a href="https://sourceforge.net/p/healpix/code/1005/tree/trunk/src/idl/visu/cartcursor.pro"><b>src/idl/visu/cartcursor.pro</b></a> 72 73<P> 74<hr><h1>FORMAT </h1><h3>IDL> 75CARTCURSOR, [<A HREF="idl_mollcursor.htm#idl:mollcursor:cursor_type">cursor_type=</A>, <A HREF="idl_mollcursor.htm#idl:mollcursor:file_out">file_out=</A>] 76</h3> 77 78<P> 79<hr> 80<H1>QUALIFIERS</H1> 81 82 see <A HREF="idl_mollcursor.htm#idl:mollcursor">mollcursor</A> 83 84<P> 85<hr> 86<H1>DESCRIPTION</H1> 87<blockquote> 88cartcursor should be called immediately after cartview. It gives the longitude, 89latitude, map value and pixel number 90corresponding to the cursor position in the window containing the map generated 91by orthview. For more details, or in case 92of problems under <B>Mac OS X</B>, see <A HREF="idl_mollcursor.htm#idl:mollcursor">mollcursor</A>. 93</blockquote> 94 95<P> 96<hr><H1>RELATED ROUTINES</H1><h3>This section lists the routines related to <b><FONT COLOR="#CC0000">cartcursor</FONT></b></h3> 97 98 see <A HREF="idl_mollcursor.htm#idl:mollcursor">mollcursor</A> 99 100<P> 101<HR><H1>EXAMPLE:</H1> 102<tt><TABLE CELLPADDING=3> 103<TR><TD ALIGN="LEFT">cartcursor</TD> 104<TD ALIGN="LEFT"> </TD> 105</TR> 106</TABLE></tt> 107<blockquote>After cartview has read in a map and generated 108its cartesian projection, cartcursor is run to determine the 109position and flux of bright synchrotron sources, for example.</blockquote> 110 111<P> 112 113<P> 114 115<DIV CLASS="navigation"><HR> 116<!--Navigation Panel--> 117<A 118 HREF="idl_bl2fits.htm"> 119<IMG WIDTH="63" HEIGHT="24" ALT="previous" SRC="prev.png"></A> 120<A 121 HREF="idl_HEALPix_IDL_subroutines.htm"> 122<IMG WIDTH="26" HEIGHT="24" ALT="up" SRC="up.png"></A> 123<A 124 HREF="idl_cartview.htm"> 125<IMG WIDTH="37" HEIGHT="24" ALT="next" SRC="next.png"></A> 126<A ID="tex2html307" 127 HREF="idl_TABLE_CONTENTS.htm"> 128<IMG WIDTH="65" HEIGHT="24" ALT="contents" SRC="contents.png"></A> 129<BR> 130<B> Previous:</B> <A 131 HREF="idl_bl2fits.htm">bl2fits</A> 132 133<B>Up:</B> <A 134 HREF="idl_HEALPix_IDL_subroutines.htm">HEALPix/IDL subroutines</A> 135 136<B> Next:</B> <A 137 HREF="idl_cartview.htm">cartview</A> 138<B> Top:</B> <a href="main.htm">Main Page</a></DIV> 139<!--End of Navigation Panel--> 140<ADDRESS> 141Version 3.50, 2018-12-10 142</ADDRESS> 143</BODY> 144</HTML> 145
