From 13a7ecebdeaf930fbcf396ff89ee7bc2e3623d60 Mon Sep 17 00:00:00 2001
From: Robert Osfield <robert@openscenegraph.com>
Date: Wed, 9 Sep 2009 13:23:49 +0000
Subject: [PATCH] Added support for "--output filename.osg" command line option
 to avoid debugging of generated presentations

---
 applications/present3D/present3D.cpp | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/applications/present3D/present3D.cpp b/applications/present3D/present3D.cpp
index ae478523b..ba740edb2 100644
--- a/applications/present3D/present3D.cpp
+++ b/applications/present3D/present3D.cpp
@@ -576,6 +576,10 @@ int main( int argc, char **argv )
         osg::DisplaySettings::instance()->setScreenWidth(width);
     }
 
+    std::string outputFileName;
+    while(arguments.read("--output",outputFileName)) {}
+
+
     // get details on keyboard and mouse bindings used by the viewer.
     viewer.getUsage(*arguments.getApplicationUsage());
 
@@ -779,8 +783,12 @@ int main( int argc, char **argv )
     seh->selectSlide(0);
 
     seh->home();
-    
-    // osgDB::writeNodeFile(*loadedModel,"saved.osg");
+
+    if (!outputFileName.empty())
+    {
+        osgDB::writeNodeFile(*loadedModel,outputFileName);
+        return 0;
+    }
     
     osg::Timer_t startOfFrameTick = osg::Timer::instance()->tick();
     double targetFrameTime = 1.0/targetFrameRate;