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| author | William Joye <wjoye@cfa.harvard.edu> | 2019-04-26 21:47:52 (GMT) |
|---|---|---|
| committer | William Joye <wjoye@cfa.harvard.edu> | 2019-04-26 21:47:52 (GMT) |
| commit | 7054e145c467bbfadd7bb5310001fec8ea0613f6 (patch) | |
| tree | a731a0f6986a915cf3942a4953e58415d84674bd /ds9/doc/ref | |
| parent | 66e27e99255752be23c99ed00b46af4c4a398ef3 (diff) | |
| download | blt-7054e145c467bbfadd7bb5310001fec8ea0613f6.zip blt-7054e145c467bbfadd7bb5310001fec8ea0613f6.tar.gz blt-7054e145c467bbfadd7bb5310001fec8ea0613f6.tar.bz2 | |
clean up html
Diffstat (limited to 'ds9/doc/ref')
| -rw-r--r-- | ds9/doc/ref/contour.html | 81 |
1 files changed, 34 insertions, 47 deletions
diff --git a/ds9/doc/ref/contour.html b/ds9/doc/ref/contour.html index 6d85056..82e0d1c 100644 --- a/ds9/doc/ref/contour.html +++ b/ds9/doc/ref/contour.html @@ -2,17 +2,17 @@ <html> <head> <meta name="generator" content= -"HTML Tidy for Mac OS X (vers 31 October 2006 - Apple Inc. build 15.18.1), see www.w3.org"> +"HTML Tidy for Mac OS X (vers 31 October 2006 - Apple Inc. build 16.1), see www.w3.org"> <meta http-equiv="Content-Type" content= "text/html; charset=us-ascii"> <meta name="GENERATOR" content= "Mozilla/4.78 [en] (X11; U; Linux 2.4.7-10 i686) [Netscape]"> <title>Contours</title> </head> -<body link="#0000EE" alink="#FF0000" bgcolor="#FFFFFF" text= -"#000000" vlink="#551A8B"> -<h3><img alt="" src="../sun.gif" height="98" align="middle" width= -"100"> Contours</h3> +<body vlink="#551A8B" text="#000000" link="#0000EE" bgcolor= +"#FFFFFF" alink="#FF0000"> +<h3><img alt="" src="../sun.gif" width="100" height="98" align= +"middle"> Contours</h3> <blockquote> <p>DS9 can create and display contours as an overlay on an image. The Analysis Contours menu is used to display contours. To create, @@ -46,69 +46,56 @@ Files</b></p> <p>A contour file is an ASCII file containing a header, global properties, coordinate system, contour levels, and contour points.<br></p> -<blockquote> <p><b>Header</b></p> <p>A DS9 contour file may start with the following optional header:</p> -<blockquote><tt># Contour file format: DS9 version -7.5<br></tt></blockquote> +<tt> # Contour file format: DS9 version +7.5</tt><br> <p><b>Global Properties</b></p> <p>Global properties affect all contour levels unless a line level attribute is specified. The <tt>global</tt> keyword is first, followed by a list of keyword = value pairs. Multiple global property lines may be used within a region file.</p> -<blockquote><tt>global color=green width=1 dash=1 dashlist=8 -3<br></tt></blockquote> +<tt> global color=green width=1 dash=1 dashlist=8 +3</tt><br> <p><b>Coordinate Systems</b></p> <p>For each contour file, it is important to specify the coordinate system used to interpret the contour points, i.e., to set the context in which the positions are interpreted. For this purpose, the following keywords are recognized:</p> -<blockquote> -<tt>PHYSICAL -# pixel coords of original file using LTM/LTV</tt><br> -<tt>IMAGE -# pixel coords of current file</tt><br> -<tt><tt><tt>FK4,B1950 - # sky coordinate systems</tt><br> -FK5,J2000 -# sky coordinate systems</tt><br></tt> -<tt><tt><tt>ICRS -# sky coordinate systems</tt><br></tt> -GALACTIC -# sky coordinate systems</tt><br> -<tt>ECLIPTIC -# sky coordinate systems</tt><br> -<tt>WCS - # primary WCS<br></tt> -<tt>WCSA - # secondary WCS<br></tt> -<tt>LINEAR -# linear primary WCS</tt> <tt><br></tt></blockquote> -</blockquote> -<blockquote> +<tt> PHYSICAL # pixel coords of +original file using LTM/LTV<br> + IMAGE # pixel coords of +current file<br> + FK4,B1950 # sky coordinate +systems<br> + FK5,J2000 # sky coordinate +systems<br> + ICRS # sky coordinate +systems<br> + GALACTIC # sky coordinate +systems<br> + ECLIPTIC # sky coordinate +systems<br> + WCS # primary WCS<br> + WCSA # secondary WCS<br> + LINEAR # linear primary +WCS<br></tt> <p><b>Contour Level</b></p> <p>Each contour level is composed of a line value, line attributes and one or more contours. Line attributes are specified at the start of a new level and only affect contours within that level .</p> -<blockquote><tt>level=15.78775 color=pink width=2 dash=yes -dashlist=2 2<br></tt></blockquote> +<tt> level=15.78775 color=pink width=2 dash=yes +dashlist=2 2</tt><br> <p><b>Contour</b></p> <p>Each contour is composed of one or more X,Y coordinates, with a deliminator of space or comma, starting with "(" and ending with ")". Contours are not closed.<br></p> -</blockquote> -<blockquote> -<blockquote><tt>(</tt><tt>202.4836468 47.22380226</tt><tt><br></tt> -<tt> 202.4833538 47.2239185</tt><tt><br></tt> -<tt> 202.4831634 47.22409874</tt><tt><br></tt> -<tt> 202.4829883 47.22428858</tt><tt>)</tt><br></blockquote> -</blockquote> -<blockquote> -<p><br></p> -</blockquote> -<p><br></p> -</blockquote> +<tt> (202.4836468 47.22380226<br> + 202.4833538 47.2239185<br> + 202.4831634 47.22409874<br> + 202.4829883 +47.22428858)<br></tt><br></blockquote> </body> </html> |