Modified install guides in documentation.

This commit is contained in:
Paul Romano 2012-05-19 22:23:55 +07:00
parent b63daf82ca
commit 3c2878b6cf
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@ -23,7 +23,7 @@ Contents
.. toctree::
:maxdepth: 1
install
quickinstall
releasenotes/index
methods/index
usersguide/index

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.. _install:
============
Installation
============
--------------------
Obtaining the Source
--------------------
All OpenMC source code is hosted on GitHub_. This means that you will need to
have git_ installed on your computer in order to get source code and updates
directly from the repository. GitHub has a good set of `instructions
<http://help.github.com/set-up-git-redirect>`_ for how to set up git to work
with GitHub since this involves setting up ssh_ keys. With git installed and
setup, the following command will download the full source code from the GitHub
repository::
git clone git@github.com:mit-crpg/openmc.git
.. _GitHub: http://github.com
.. _git: http://git-scm.com
.. _ssh: http://en.wikipedia.org/wiki/Secure_Shell
-------------
Prerequisites
-------------
In order to compile OpenMC, you will need to have a Fortran compiler installed
on your machine. Since a number of Fortran 2003 features are used in the code,
it is recommended that you use the latest version of whatever compiler you
choose. For gfortran_, it is recommended that you use version 4.5.0 or above.
If you are using Debian or a Debian derivative such as Ubuntu, you can install
the gfortran compiler using the following command::
sudo apt-get install gfortran
To compile with support for parallel runs on a distributed-memory architecture,
you will need to have a valid implementation of MPI installed on your
machine. The code has been tested and is known to work with the latest versions
of both OpenMPI_ and MPICH2_. You may use older versions of MPI implementations
at your own risk. OpenMPI and/or MPICH2 can be installed on Debian derivatives
with::
sudo apt-get install mpich2
sudo apt-get install openmpi-bin
To compile with support for HDF5_ output (highly recommended), you will need to
have HDF5 installed on your computer. The installed version will need to have
been compiled with the same compiler you intend to compile OpenMC with.
.. _gfortran: http://gcc.gnu.org/wiki/GFortran
.. _OpenMPI: http://www.open-mpi.org
.. _MPICH2: http://www.mcs.anl.gov/mpi/mpich/
.. _HDF5: http://www.hdfgroup.org/HDF5/
-------------
Configuration
-------------
All configuration for OpenMC is done within the Makefile located in
``src/Makefile``. In the Makefile, you will see that there are a number of User
Options which can be changed. It is recommended that you do not change anything
else in the Makefile unless you are experienced with compiling and building
software using Makefiles. The following parameters can be set from the User
Options sections in the Makefile:
COMPILER
This variable tells the Makefile which compiler to use. Valid options are
gfortran, intel, and pgi.
DEBUG
Enables debugging when compiling. The flags added are dependent on which
compiler is used.
PROFILE
Enables profiling using the GNU profiler, gprof.
OPTIMIZE
Enables high-optimization using compiler-dependent flags. For gfortran,
this compiles with -O3. For Intel Fortran, this compiles with -O3 as well as
interprocedural optimization.
USE_MPI
Enables parallel runs using the Message Passing Interface. Users should also
set the MPI_ROOT directory further down in the Makefile.
USE_HDF5
Enables HDF5 output in addition to normal screen and text file output. Users
should also set the HDF5_ROOT directory further down in the Makefile.
It is also possible to change these options from the command line itself. For
example, if you want to compile with DEBUG turned on without actually change the
Makefile, you can enter the following from a terminal::
make DEBUG=yes
---------
Compiling
---------
To compile the code, run the following commands from within the root directory
for OpenMC::
cd openmc/src
make
This will build an executable named ``openmc``.

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Theory and Methodology
======================
The OpenMC code solves the neutron transport equation using the Monte Carlo
method whereby particles are tracked as they randomly move through a geometry,
undergoing collisions, and creating secondary particles.
.. toctree::
:numbered:
:maxdepth: 2

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@ -0,0 +1,72 @@
.. _quickinstall:
===================
Quick Install Guide
===================
This quick install guide outlines the basic steps needed to install OpenMC on
your computer. For more detailed instructions on configuring and installing
OpenMC, see :ref:`usersguide_install` in the User's Manual.
-------------
Prerequisites
-------------
In order to compile and run OpenMC, a number of prerequisite software packages
and libraries may be needed. These include:
- A Fortran compiler such as gfortran_
- git_ version control software for obtaining source code (*optional*)
- An MPI implementation for parallel runs (*optional*)
- HDF5_ Library for improved output format (*optional*)
.. _gfortran: http://gcc.gnu.org/wiki/GFortran
.. _git: http://git-scm.com
.. _HDF5: http://www.hdfgroup.org/HDF5/
--------------------
Obtaining the Source
--------------------
All OpenMC source code is hosted on GitHub_. The latest version of the OpenMC
source code can be downloaded from GitHub with the following command::
git clone git@github.com:mit-crpg/openmc.git
If you don't have git installed, you can download the source as a zip or tar
file directly from GitHub.
.. _GitHub: https://github.com/mit-crpg/openmc
-------------------------------
Compiling on Linux and Mac OS X
-------------------------------
To compile OpenMC on Linux or Max OS X, run the following commands from within
the root directory of the source code:
.. code-block:: sh
cd src
make
This will build an executable named ``openmc``.
--------------------
Compiling on Windows
--------------------
To compile OpenMC on a Windows operating system, you will need to first install
Cygwin_, a Linux-like environment for Windows. When configuring Cygwin, make
sure you install both the gfortran compiler as well as git. Once you have
obtained the source code, run the following commands from within the source code
root directory:
.. code-block:: sh
cd src
make
This will build an executable named ``openmc``.
.. _Cygwin: http://www.cygwin.com/

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@ -13,10 +13,9 @@ System Requirements
-------------------
There are no special requirements for running the OpenMC code. As of this
release, OpenMC has been tested on a variety of Linux distributions as well as
Mac OS X. However, it has not been tested yet on any versions of Microsoft
Windows. Memory requirements will vary depending on the size of the problem at
hand (mostly on the number of nuclides in the problem).
release, OpenMC has been tested on a variety of Linux distributions, Mac OS X,
and Microsoft Windows 7. Memory requirements will vary depending on the size of
the problem at hand (mostly on the number of nuclides in the problem).
------------
New Features

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@ -12,6 +12,6 @@ essential aspects of using OpenMC to perform neutronic simulations.
:maxdepth: 3
beginners
setup
install
input
troubleshoot

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@ -1,4 +1,4 @@
.. _usersguide_setup:
.. _usersguide_install:
==============================
Installation and Configuration
@ -53,7 +53,7 @@ repository::
git clone git@github.com:mit-crpg/openmc.git
.. _GitHub: http://github.com
.. _GitHub: https://github.com/mit-crpg/openmc
.. _git: http://git-scm.com
.. _ssh: http://en.wikipedia.org/wiki/Secure_Shell
@ -137,7 +137,7 @@ Cross-Section Configuration
In order to run a simulation with OpenMC, you will need cross-section data for
each nuclide in your problem. Since OpenMC uses ACE format cross-sections, you
can use nuclear data distributed with MCNP or Serpent.
can use nuclear data distributed with MCNP_ or Serpent_.
To use cross sections distributed with MCNP, change the <directory> element in
the ``cross_sections.xml`` file in the root directory of the OpenMC distribution
@ -152,6 +152,9 @@ cross-sections. Then, either set the :ref:`cross_sections` in a settings.xml
file or the :envvar:`CROSS_SECTIONS` environment variable to the absolute path
of the ``cross_sections_serpent.xml`` file.
.. _MCNP: https://laws.lanl.gov/vhosts/mcnp.lanl.gov/
.. _Serpent: http://montecarlo.vtt.fi
--------------
Running OpenMC
--------------