Seismic Unix - Recent changes [en]

User:Oahmadi

2012-05-19T10:24:37Z

New user account

Seismic Unix install on Linux

2012-05-17T18:13:35Z

Required Packages:

← Older revision		Revision as of 18:13, 17 May 2012
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	<source lang=bash>		<source lang=bash>
−	yum install ~~a bunch of stuff~~	+	yum install gcc gcc* libx* openmotif openmotif* freeglut-devel
	</source>		</source>
		+

	====Ubuntu====		====Ubuntu====
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	</source>		</source>
		+
	===Modifying the Makefile===		===Modifying the Makefile===

Seismic Unix install on Mac OS X

2012-05-17T15:30:59Z

← Older revision		Revision as of 15:30, 17 May 2012
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	== Install Xcode ==		== Install Xcode ==

−	On the Mac OS X system, all of the developer materials (make, gcc, gcc libraries, etc..) are part of a developer package called Xcode	+	On the Mac OS X system, all of the developer materials (make, gcc, gcc libraries, etc..) are part of a developer package called Xcode. Xcode is a suit of software developing tools for Mac OS X. Mac OS X install DVDs typically contain Xcode. However, most new machine purchases do not include the DVDs. You can [http://developer.apple.com/xcode download Xcode] free of charge directly from Apple's website. You have to register as a developer to do the download. Once Xcode is installed, run the Xcode utility, and go to {{bash\|Preferences → Downloads → Components}}. Install {{bash\|Command Line Tools}}, which include make, gcc and the necessary libraries.

−	~~Xcode is a suit of software developing tools for Mac OS X. Mac OS X install DVDs typically contain Xcode. However, most new~~	+	Check that the Xcode has been installed correctly by launching a Terminal window and typing
−	~~machine purchases do not include~~ the ~~DVDs. You will be able to install this free of charge [http://developer.apple.com/xcode/ directly] from Apple's website.~~	+
−	~~You will have to have to register as a developer to do the download.~~	+
−		+
−		+
−	~~===~~ Xcode ~~4 (under Lion) ===~~	+
−		+
−	~~Previous versions of Xcode simply~~ installed ~~the compiler and libraries on your system. Under Xcode 4,~~	+
−	~~there is an "Xcode" utility.~~	+
−		+
−	~~Once you install Xcode, run the Xcode utility.~~	+
−	~~Select "Preferences" and within the resulting dialog box select "Command Line Tools" to install. Then~~	+
−	~~you will have "make", "gcc", and the necessary libraries in their correct places on the system.~~	+
−		+
−		+
−	~~=== Checking the installation ===~~	+
−		+
−	~~Launch~~ a Terminal and ~~type~~	+
	<source lang="bash">		<source lang="bash">
	gcc -v		gcc -v
	</source>		</source>
−		+	Alternatively, you may type
−	~~to see if the gcc compiler is in place. You~~ may ~~also~~ type	+
−		+
	<source lang="bash">		<source lang="bash">
	which make		which make
	</source>		</source>
−
	to see if the make utility is present.		to see if the make utility is present.
−
−	The absence of any errors indicates that this step is completed. If the Xcode is installed but {{bash\|gcc}} cannot be found go to {{bash\|Preferences → Downloads → Components}} and install {{bash\|Command Line Tools}} as instructed above.

	== Download SU from CWP website ==		== Download SU from CWP website ==

−	In what follows Seismic Unix will be downloaded and installed into the current user's home directory. It is possible to install SU globally using {{Inline code\|sudo}} but it is ''not'' recommended. First, download the compressed tar-ball and unpack it to the home directory.	+	In what follows Seismic Unix will be downloaded and installed into the current user's home directory. It is possible to install SU globally using {{Inline code\|sudo}} but it is ''not'' recommended. If you prefer to install SU globally, follow the instructions below.
		+
		+	=== Local installation ===
		+
		+	First, download the compressed tar-ball and unpack it to the home directory.
	<source lang="bash">		<source lang="bash">
	curl ftp://ftp.cwp.mines.edu/pub/cwpcodes/cwp_su_all_43R1.tgz -o ~/Downloads/cwp_su_all_43R1.tgz		curl ftp://ftp.cwp.mines.edu/pub/cwpcodes/cwp_su_all_43R1.tgz -o ~/Downloads/cwp_su_all_43R1.tgz
Line 46:		Line 28:
	tar -xvf ~/Downloads/cwp_su_all_43R1.tar -C ~/cwp/43R1/		tar -xvf ~/Downloads/cwp_su_all_43R1.tar -C ~/cwp/43R1/
	</source>		</source>
−
−	~~== Add new variables to the shell environment ==~~

	Add new path variables to the configuration file and make the new settings active. To do that type in Terminal:		Add new path variables to the configuration file and make the new settings active. To do that type in Terminal:
Line 56:		Line 36:
	</source>		</source>

−	= ~~Alternate instructions~~ =	+	===Global installation ===

−	~~== Making directories ==~~
	To set the system up as it is set up at CWP, you may do the following		To set the system up as it is set up at CWP, you may do the following
	<source lang="bash">		<source lang="bash">
Line 64:		Line 43:
	sudo mkdir /usr/local/cwp		sudo mkdir /usr/local/cwp
	sudo chown yourusername /usr/local/cwp		sudo chown yourusername /usr/local/cwp
−
	</source>		</source>

−	After ~~you have made these~~ directories, download the gzipped tar archive of the CWP/SU materials into	+	After the directories have been created, download the gzipped tar archive of the CWP/SU materials into {{bash\|/usr/local/cwp}} and unbundle that there via
−	/usr/local/cwp and unbundle that there via	+
−		+
−	~~=== Unbundling the code ===~~	+
	<source lang="bash">		<source lang="bash">
−	gunzip ~~cwp_su_all_XXXX~~.tgz	+	gunzip cwp_su_all_43R1.tgz
−	tar -xvf ~~cwp_su_all_XXXX~~.gz	+	tar -xvf cwp_su_all_43R1.gz
−		+	</source>
−		+
−	~~Here, XXXX is the current release number.~~	+
−		+
−	~~=== Setting the path ===~~	+
−		+
−	~~Add the following lines to the file .profile that is in your home directory~~	+

		+	Add the following lines to the file {{bash\|.profile}} that is in your home directory
		+	<pre>
	export CWPROOT=/usr/local/cwp		export CWPROOT=/usr/local/cwp
−
	export PATH=$PATH:$CWPROOT/bin:.		export PATH=$PATH:$CWPROOT/bin:.
		+	</pre>
		+	Note that under bash, usually there are two files {{bash\|.bashrc}} and {{bash\|.bash_profile}}, or {{bash\|.profile}}. This path information may need to exist in one or all of these files.

−	~~Note that under bash, usually there are two files .bashrc and .bash_profile, or .profile~~	+	== Edit the SU configuration file ==
−		+
−	~~This path information may need to exist in one or all of these files.~~	+
−		+
−	~~</source>~~	+
−		+
−	= ~~Editing~~ the SU configuration file =	+

	Edit the file located at {{Inline code\|$CWPROOT/src/Makefile.config}}. The following is an example. You may wish to use other settings.		Edit the file located at {{Inline code\|$CWPROOT/src/Makefile.config}}. The following is an example. You may wish to use other settings.

User:Enbe1986

2012-05-17T08:04:25Z

blocked [[Enbe1986 (Talk | contribs)]] with an expiry time of infinite (account creation disabled) Unacceptable username

User:Enbe1986

2012-05-16T14:57:21Z

New user account

Seismic Unix install on Mac OS X

2012-05-16T14:55:21Z

Unbundling the code:

← Older revision		Revision as of 14:55, 16 May 2012
(7 intermediate revisions by one user not shown)
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	== Install Xcode ==		== Install Xcode ==

−	Xcode is a suit of software developing tools for Mac OS X. Mac OS X install DVDs typically contain Xcode. ~~It can also~~ be [http://developer.apple.com/xcode/ ~~downloaded~~ directly] from Apple's website. ~~Install XCode~~, run Terminal and type	+	On the Mac OS X system, all of the developer materials (make, gcc, gcc libraries, etc..) are part of a developer package called Xcode
		+
		+	Xcode is a suit of software developing tools for Mac OS X. Mac OS X install DVDs typically contain Xcode. However, most new
		+	machine purchases do not include the DVDs. You will be able to install this free of charge [http://developer.apple.com/xcode/ directly] from Apple's website.
		+	You will have to have to register as a developer to do the download.
		+
		+
		+	=== Xcode 4 (under Lion) ===
		+
		+	Previous versions of Xcode simply installed the compiler and libraries on your system. Under Xcode 4,
		+	there is an "Xcode" utility.
		+
		+	Once you install Xcode, run the Xcode utility.
		+	Select "Preferences" and within the resulting dialog box select "Command Line Tools" to install. Then
		+	you will have "make", "gcc", and the necessary libraries in their correct places on the system.
		+
		+
		+	=== Checking the installation ===
		+
		+	Launch a Terminal and type
	<source lang="bash">		<source lang="bash">
	gcc -v		gcc -v
	</source>		</source>

−	The absence of any errors indicates that this step is completed. If the Xcode is installed but {{bash\|gcc}} cannot be found go to {{bash\|Preferences → Downloads → Components}} and install {{bash\|Command Line Tools}}.	+	to see if the gcc compiler is in place. You may also type
		+
		+	<source lang="bash">
		+	which make
		+	</source>
		+
		+	to see if the make utility is present.
		+
		+	The absence of any errors indicates that this step is completed. If the Xcode is installed but {{bash\|gcc}} cannot be found go to {{bash\|Preferences → Downloads → Components}} and install {{bash\|Command Line Tools}} as instructed above.

	== Download SU from CWP website ==		== Download SU from CWP website ==
Line 29:		Line 56:
	</source>		</source>

−	== ~~Edit~~ the SU ~~configuration~~ file ==	+	= Alternate instructions =
		+
		+	== Making directories ==
		+	To set the system up as it is set up at CWP, you may do the following
		+	<source lang="bash">
		+	sudo mkdir /usr/local
		+	sudo mkdir /usr/local/cwp
		+	sudo chown yourusername /usr/local/cwp
		+
		+	</source>
		+
		+	After you have made these directories, download the gzipped tar archive of the CWP/SU materials into
		+	/usr/local/cwp and unbundle that there via
		+
		+	=== Unbundling the code ===
		+	<source lang="bash">
		+	gunzip cwp_su_all_XXXX.tgz
		+	tar -xvf cwp_su_all_XXXX.gz
		+
		+
		+	Here, XXXX is the current release number.
		+
		+	=== Setting the path ===
		+
		+	Add the following lines to the file .profile that is in your home directory
		+
		+	export CWPROOT=/usr/local/cwp
		+
		+	export PATH=$PATH:$CWPROOT/bin:.
		+
		+	Note that under bash, usually there are two files .bashrc and .bash_profile, or .profile
		+
		+	This path information may need to exist in one or all of these files.
		+
		+	</source>
		+
		+	= Editing the SU configuration file =

	Edit the file located at {{Inline code\|$CWPROOT/src/Makefile.config}}. The following is an example. You may wish to use other settings.		Edit the file located at {{Inline code\|$CWPROOT/src/Makefile.config}}. The following is an example. You may wish to use other settings.

User:Ipanw5432

2012-05-15T22:40:05Z

blocked [[Ipanw5432 (Talk | contribs)]] with an expiry time of infinite (account creation disabled) Unacceptable username

User:Ipanw5432

2012-05-15T05:11:16Z

New user account

MediaWiki:Mainpage

2012-05-14T15:15:46Z

Created page with "Seismic Unix"

Talk:Main Page

2012-05-14T15:14:24Z

moved [[Talk:Main Page]] to [[Talk:Seismic Unix]] Better title for the main page

Main Page

2012-05-14T15:14:24Z

moved [[Main Page]] to [[Seismic Unix]] Better title for the main page

Main Page

2012-05-14T15:09:20Z

← Older revision		Revision as of 15:09, 14 May 2012
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		+	{{DISPLAYTITLE:Seismic Unix}}
	== About ==		== About ==
	{{Main \| History}}		{{Main \| History}}
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	The basic philosophy of all Unix and Unix-like operating systems, which includes Linux, Mac OS X, Free BSD Unix, as well as all of the traditional operating systems whose "names begin in U or end in X", is that "small is beautiful" and "one program for one task". When the user runs a terminal window application under a Unix-like environment, that terminal window runs a programm called a [[Wikipedia:Shell_(computing)\|shell]] that gives the user access to the kernel of the operating system. Many of the programs run simply by a [[Wikipedia:Command-line interface\|command on the terminal]]. For example, to visualize a seismogram as wiggle traces type:		The basic philosophy of all Unix and Unix-like operating systems, which includes Linux, Mac OS X, Free BSD Unix, as well as all of the traditional operating systems whose "names begin in U or end in X", is that "small is beautiful" and "one program for one task". When the user runs a terminal window application under a Unix-like environment, that terminal window runs a programm called a [[Wikipedia:Shell_(computing)\|shell]] that gives the user access to the kernel of the operating system. Many of the programs run simply by a [[Wikipedia:Command-line interface\|command on the terminal]]. For example, to visualize a seismogram as wiggle traces type:

−	<source lang=bash>suxwigb < seismogram.su</source>	+	<source lang=bash enclose=none>suxwigb < seismogram.su</source>

	or as an image plot:		or as an image plot:

−	<source lang=bash>suximage < seismogram.su </source>	+	<source lang=bash enclose=none>suximage < seismogram.su </source>

	=== More elaborate routines ===		=== More elaborate routines ===
Line 28:		Line 29:
	It is also possible, to use Bash features do elaborate more complex processing structures:		It is also possible, to use Bash features do elaborate more complex processing structures:

−	<source lang=bash>	+	<source lang=bash enclose=none>
	for ((i=1;$i<=100;i++)); do		for ((i=1;$i<=100;i++)); do
	sufdmod2 < model.bin > output.mov nx=200 nz=300 tmax=5 xs=$i zs=0 hsfile=seismogram.$i.su		sufdmod2 < model.bin > output.mov nx=200 nz=300 tmax=5 xs=$i zs=0 hsfile=seismogram.$i.su

Sutivel

2012-05-14T14:51:13Z

← Older revision		Revision as of 14:51, 14 May 2012
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−	SUTIVEL builds transversely isotropic velocity table by computing <~~math~~>~~V_{\mathrm{~~NMO}}</~~math~~> or <~~math~~>~~V_{\mathrm{~~phase}}</~~math~~> as a function of [~~http~~:~~//en.wikipedia.org/wiki/~~Transverse_isotropy#Thomsen_parameters Thomsen's parameters] and ~~<math>\theta</math>~~ and optionally ~~interpolating~~ to constant increments in slowness	+	SUTIVEL builds transversely isotropic velocity table by computing ''V''<sub>NMO</sub> or ''V''<sub>phase</sub> as a function of [[Wikipedia:Transverse_isotropy#Thomsen_parameters\|Thomsen's parameters]] and ''θ'' and optionally interpolates to constant increments in slowness
	==Usage==		==Usage==
	<source lang="bash">		<source lang="bash">

Main Page

2012-05-14T14:46:37Z

← Older revision		Revision as of 14:46, 14 May 2012
Line 6:		Line 6:
	end in "X", Mac OS X, Linux, Free BSD Unix, and the Cygwin32 system for Windows PCs.		end in "X", Mac OS X, Linux, Free BSD Unix, and the Cygwin32 system for Windows PCs.

−	New users are encouraged to visit the [http://www.cwp.mines.edu/cwpcodes/index.html Seismic Unix Home page] where you can download a copy of the latest release.	+	New users are encouraged to visit the [http://www.cwp.mines.edu/cwpcodes/index.html Seismic Unix Home page] where you can download a copy of the latest release.
		+
		+	[[Image:test_sutivel.png\|thumb\|400px\|right\|'''Featured image:''' Normalized phase velocity computed using {{su\|sutivel}}.]]

	== Syntax ==		== Syntax ==
Line 66:		Line 68:

	{{Main\|Software Engineering}}		{{Main\|Software Engineering}}
		+
		+	__NOTOC__

Sutivel

2012-05-14T14:13:03Z

Example:

← Older revision		Revision as of 14:13, 14 May 2012
(One intermediate revision by one user not shown)
Line 9:		Line 9:

	==Optional parameters==		==Optional parameters==
		+	[[Image:test_sutivel.png\|thumb\|400px\|right\|Figure 1. Normalized phase velocity computed using {{su\|sutivel}}. See the Example and the parameter description for more details.]]

	{{Begin parameter infos}}		{{Begin parameter infos}}
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	label1="Angle (deg)" label2="Velocity (m/s)" title="Normalized phase velocity"		label1="Angle (deg)" label2="Velocity (m/s)" title="Normalized phase velocity"
	</source>		</source>
−	~~[[Image:test_sutivel.png\|thumb\|600px\|left\|Figure 1. Normalized phase velocity computed using {{su\|sutivel}}. See the Example and the parameter description for more details.]]~~
−

	{{Model building and simulation}}		{{Model building and simulation}}
−	~~{{Examples needed}}~~
	[[Category:SU programs\|tivel]]		[[Category:SU programs\|tivel]]

File:Test sutivel.png

2012-05-14T14:10:50Z

uploaded "[[File:Test sutivel.png]]" <source lang="bash"> #!/bin/sh # test_sutivel.sh # Seismic Unix flows # # Generate the velocity table sutivel option=5 normalize=1 > VelocityTable.asc # Process and display the output # The first number in the file is the total count of velocity valu

Sutivel

2012-05-14T14:10:31Z

← Older revision		Revision as of 14:10, 14 May 2012
Line 49:		Line 49:
	\| one value per line		\| one value per line
	\|}		\|}
		+
		+	==Example==
		+	This flow show how to create the velocity table and parse the output for further processing or display.
		+	<source lang="bash">
		+	#!/bin/sh
		+
		+	# test_sutivel.sh
		+	# Seismic Unix flows
		+	#
		+
		+	# Generate the velocity table
		+	sutivel option=5 normalize=1 > VelocityTable.asc
		+
		+	# Process and display the output
		+	# The first number in the file is the total count of velocity values
		+	totalValues=`head -1 VelocityTable.asc`
		+
		+	# The second number is the abscissa increment
		+	thetaIncrement=`head -2 VelocityTable.asc \| tail -1`
		+
		+	# The last $totalValues$ values are velocity values
		+	tail -$totalValues VelocityTable.asc \
		+	\| a2b n1=1 \
		+	\| psgraph > VelocityOfTheta.eps n=$totalValues d1=$thetaIncrement \
		+	label1="Angle (deg)" label2="Velocity (m/s)" title="Normalized phase velocity"
		+	</source>
		+	[[Image:test_sutivel.png\|thumb\|600px\|left\|Figure 1. Normalized phase velocity computed using {{su\|sutivel}}. See the Example and the parameter description for more details.]]
		+

	{{Model building and simulation}}		{{Model building and simulation}}
	{{Examples needed}}		{{Examples needed}}
	[[Category:SU programs\|tivel]]		[[Category:SU programs\|tivel]]