Build Instructions

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(New page: =Installing from source= ==MS Windows== OpenSim requires either the .Net framework version 2.0, or the latest Mono. It also is compiled with the C# and not the C++ IDE for those who are ...)
 
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=Installing from source=
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==Installing from source==
  
==MS Windows==
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=MS Windows=
  
OpenSim requires either the .Net framework version 2.0, or the latest Mono. It also is compiled with the C# and not the C++ IDE for those who are using the no-cost Express Editions from MS.
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=Linux=
 
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=== Subversion Repository ===
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1. Get the source code from the svn repository:
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svn://openmv.org/opensim/trunk
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=== Building ===
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2. In the top-level directory, run the '<tt>runprebuild.bat</tt>' file. This will create both a VS2005 solution file, and a nant build file.
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3. Open the resulting sln file with visual studio, and build it there, or if you prefer to use nant, run nant in the same top-level directory. This will build the executables.
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If you don't care about physics (walking on prims, etc), ignore the rest of this section.
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==== Physics ====
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===== Open Dynamics Engine (ODE) =====
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If you want to implement collision-based physics, OpenDynamicsEngine (ODE) is the furthest along at the moment (9/07).  It is not fully supported, but is starting to work somewhat reliably using a small number of regions per sim.
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As installed from svn, ODE does not work on all platforms.  If you get an ODE-related crash, and/or an <i>ode.dll not found</i> type of error (which can occur even though the dll is present!), try using the debug version of the dll, available here:
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http://www.squiggle.com/opensim/ode-debug.dll <br>
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Rename it <tt>ode.dll</tt> and put it in <tt>.\bin</tt>, replacing the stock <tt>ode.dll</tt>.  You can also try building <tt>ode.dll</tt> from the latest version of the source (http://www.ode.org/; make sure to enable trimesh)
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=== Running ===
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Double-click on the <tt>OpenSim.exe</tt> executable file in the <tt>bin</tt> directory. This will start up OpenSim in standalone mode.
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The debugger in VS2005 C# may be used to step through the code. For those that use a Cygwin shell, you may find that one or more dll's have permissions that cause problems running. Most find that a "<tt>chmod 777 *</tt>" from the <tt>bin</tt> directory solves this.
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Physics can be invoked by adding the appropriate line to the [Startup] section of <tt>OpenSim.ini</tt>.  For ODE, that would be:
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physics = OpenDynamicsEngine
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You can also add a command line option to a shortcut, or run from a command prompt with:
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-physics=OpenDynamicsEngine
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==Linux/Mac OS X==
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=== Subversion Repository ===
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To check out the latest revision:
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svn co svn://opensecondlife.org/opensim/trunk opensim.new/trunk
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Note: The <tt>libopenjpeg-libsl-...so</tt> is not really working. For this reason you should download the newest libsecondlife from http://www.libsecondlife.org/, and build your own libopenjpeg library. If you use this instead of the SVN version, your sim will work fine.
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Note to Mac OS X users: OS X does not come packaged with subversion, so you will need to either install it or access the repository from a computer that does have subversion.
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=== Building (Mono) ===
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For revisions 1657 and above:
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cd opensim.new/trunk
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mono bin/Prebuild.exe /target nant
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nant -buildfile:OpenSim.build
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Earlier revisions (before 1657) require you to rerun prebuild again after the first build, and then build again:
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cd opensim.new/trunk
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mono bin/Prebuild.exe /target nant
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nant -buildfile:OpenSim.build
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mono bin/Prebuild.exe /target nant
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nant -buildfile:OpenSim.build
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==== Physics ====
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If you want to implement collision-based physics, OpenDynamicsEngine (ODE) is the furthest along at the moment (9/07).  It is not fully supported, but is starting to work somewhat reliably using a small number of regions per sim.
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===== Open Dynamics Engine (ODE) =====
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As installed from svn, ODE does not work on all platforms.  If you get an ODE-related crash, and/or a <i>libode.so not found</i> type of error, you will need to build libode from source.
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Remove <tt>libode.so</tt> from the <tt>./bin</tt> folder.  (Note that subsequent svn updates may replace it again; best fix is to copy your built <tt>libode.so</tt> to <tt>bin</tt>).  Do NOT remove <tt>ode.net.dll</tt>!  Download the latest source packages from http://www.ode.org/.  When compiling, make sure to use the following configure options:
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--with-trimesh=gimpact
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--enable-shared
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Make sure the configure script confirms these choices, and always compile with single precision (I believe that's the default).  Try <code> make -k </code> if you get errors relating to drawstuff, test*, or openGL.  <code> make install </code> should put <tt>libode.so</tt> in the proper place (usually <tt>/usr/local/lib</tt>), and it should be seen by opensim (<tt>ode.net.dll</tt>)
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=== Running (Mono) ===
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cd bin
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mono OpenSim.exe
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to invoke ODE, add the option:
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-physics=OpenDynamicsEngine
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or add <code>  physics = OpenDynamicsEngine </code> to the [Startup] section of <tt>OpenSim.ini</tt>.  Same deal for other physics engines, when available.
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=Binary releases=
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Nightly builds, presumably for Linux:
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http://ruth.petitbe.be/build/
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Revision as of 15:12, 3 August 2007

Installing from source

MS Windows

Linux

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