From: timoore <timoore>
Date: Mon, 2 Jun 2008 20:22:16 +0000 (+0000)
Subject: OSG DatabasePager interface change in 2.5.1
X-Git-Url: https://git.mxchange.org/?a=commitdiff_plain;h=4fe43c3e50bc0ed882aeb1336883676f7f242c1c;p=simgear.git

OSG DatabasePager interface change in 2.5.1

Move OSG version macro from FlightGear to simgear
---

diff --git a/simgear/scene/model/SGPagedLOD.cxx b/simgear/scene/model/SGPagedLOD.cxx
index bdd19c9c..fee5dee4 100644
--- a/simgear/scene/model/SGPagedLOD.cxx
+++ b/simgear/scene/model/SGPagedLOD.cxx
@@ -17,6 +17,7 @@
 #include <osgDB/ReadFile>
 
 #include <simgear/debug/logstream.hxx>
+#include <simgear/structure/OSGVersion.hxx>
 
 #include "modellib.hxx"
 #include "SGReaderWriterXMLOptions.hxx"
@@ -68,9 +69,15 @@ bool SGPagedLOD::addChild(osg::Node *child)
 
 void SGPagedLOD::forceLoad(osgDB::DatabasePager *dbp)
 {
-    //SG_LOG(SG_GENERAL, SG_ALERT, "SGPagedLOD::forceLoad(" << getFileName(getNumChildren()) << ")");
-    setTimeStamp(getNumChildren(),0);
+    //SG_LOG(SG_GENERAL, SG_ALERT, "SGPagedLOD::forceLoad(" <<
+    //getFileName(getNumChildren()) << ")");
+    unsigned childNum = getNumChildren();
+    setTimeStamp(childNum, 0);
     double priority=1.0;
-    dbp->requestNodeFile(getFileName(getNumChildren()),this,priority,0, _readerWriterOptions.get());
+    dbp->requestNodeFile(getFileName(childNum),this,priority,0,
+#if SG_OSG_VERSION >= 25001
+                         getDatabaseRequest(childNum),
+#endif
+                         _readerWriterOptions.get());
 }
 
diff --git a/simgear/scene/tgdb/TileEntry.hxx b/simgear/scene/tgdb/TileEntry.hxx
index 4ebc993f..f47b8955 100644
--- a/simgear/scene/tgdb/TileEntry.hxx
+++ b/simgear/scene/tgdb/TileEntry.hxx
@@ -73,6 +73,9 @@ private:
 
     // pointer to ssg range selector for this tile
     osg::ref_ptr<osg::LOD> _node;
+    // Reference to DatabaseRequest object set and used by the
+    // osgDB::DatabasePager.
+    osg::ref_ptr<osg::Referenced> _databaseRequest;
 
     static bool obj_load( const std::string& path,
                           osg::Group* geometry,
@@ -169,6 +172,13 @@ public:
 
     inline bool get_inner_ring() const { return is_inner_ring; }
     inline void set_inner_ring( bool val ) { is_inner_ring = val; }
+
+    // Get the ref_ptr to the DatabaseRequest object, in order to pass
+    // this to the pager.
+    osg::ref_ptr<osg::Referenced>& getDatabaseRequest()
+    {
+        return _databaseRequest;
+    }
 };
 
 class ModelLoadHelper {
diff --git a/simgear/structure/Makefile.am b/simgear/structure/Makefile.am
index e538cfda..f976fe80 100644
--- a/simgear/structure/Makefile.am
+++ b/simgear/structure/Makefile.am
@@ -8,6 +8,7 @@ include_HEADERS = \
 	exception.hxx \
 	event_mgr.hxx \
 	subsystem_mgr.hxx \
+	OSGVersion.hxx \
 	SGAtomic.hxx \
 	SGBinding.hxx \
 	SGExpression.hxx \
diff --git a/simgear/structure/OSGVersion.hxx b/simgear/structure/OSGVersion.hxx
new file mode 100644
index 00000000..e8dd8e26
--- /dev/null
+++ b/simgear/structure/OSGVersion.hxx
@@ -0,0 +1,26 @@
+// OSGVersion.hxx - transform OpenSceneGraph version to something useful
+//
+// Copyright (C) 2008  Tim Moore timoore@redhat.com
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the
+// Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+// Boston, MA  02111-1307, USA.
+
+#ifndef SIMGEAR_OSGVERSION_HXX
+#define SIMGEAR_OSGVERSION_HXX 1
+#include <osg/Version>
+#define SG_OSG_VERSION \
+    ((OPENSCENEGRAPH_MAJOR_VERSION*10000)\
+     + (OPENSCENEGRAPH_MINOR_VERSION*1000) + OPENSCENEGRAPH_PATCH_VERSION)
+#endif