From 7dc9eba2d0e98d9f08c7000b9424d28998755211 Mon Sep 17 00:00:00 2001
From: frohlich <frohlich>
Date: Sat, 16 May 2009 08:13:52 +0000
Subject: [PATCH] Make SimGear compile with osg trunk

Modified Files:
	simgear/scene/model/SGPagedLOD.cxx
 	simgear/scene/model/SGPagedLOD.hxx
 	simgear/scene/sky/cloud.cxx simgear/scene/sky/moon.cxx
	simgear/structure/OSGVersion.hxx
---
 simgear/scene/model/SGPagedLOD.cxx |  2 --
 simgear/scene/model/SGPagedLOD.hxx | 16 +++++++++++-----
 simgear/scene/sky/cloud.cxx        |  4 ++++
 simgear/scene/sky/moon.cxx         |  4 ++++
 simgear/structure/OSGVersion.hxx   | 24 ++++++++++++++++++++++++
 5 files changed, 43 insertions(+), 7 deletions(-)

diff --git a/simgear/scene/model/SGPagedLOD.cxx b/simgear/scene/model/SGPagedLOD.cxx
index fee5dee4..b45af204 100644
--- a/simgear/scene/model/SGPagedLOD.cxx
+++ b/simgear/scene/model/SGPagedLOD.cxx
@@ -75,9 +75,7 @@ void SGPagedLOD::forceLoad(osgDB::DatabasePager *dbp)
     setTimeStamp(childNum, 0);
     double priority=1.0;
     dbp->requestNodeFile(getFileName(childNum),this,priority,0,
-#if SG_OSG_VERSION >= 25001
                          getDatabaseRequest(childNum),
-#endif
                          _readerWriterOptions.get());
 }
 
diff --git a/simgear/scene/model/SGPagedLOD.hxx b/simgear/scene/model/SGPagedLOD.hxx
index 40e59ae7..7bf54266 100644
--- a/simgear/scene/model/SGPagedLOD.hxx
+++ b/simgear/scene/model/SGPagedLOD.hxx
@@ -17,7 +17,11 @@
 #ifndef SGPAGEDLOD_HXX
 #define SGPAGEDLOD_HXX 1
 
+#include <simgear/structure/OSGVersion.hxx>
 #include <osg/PagedLOD>
+#if SG_OSG_MIN_VERSION_REQUIRED(2,9,5)
+#include <osgDB/Options>
+#endif
 #include <osgDB/ReaderWriter>
 #include <simgear/props/props.hxx>
 
@@ -44,19 +48,21 @@ public:
     // reimplemented to notify the loading through ModelData
     bool addChild(osg::Node *child);
 
-    void setReaderWriterOptions(osgDB::ReaderWriter::Options *o) {
-        _readerWriterOptions=o;
-        _readerWriterOptions->setObjectCacheHint(osgDB::ReaderWriter::Options::CACHE_NONE);
+    void setReaderWriterOptions(osgDB::ReaderWriter::Options *options) {
+        _readerWriterOptions = options;
+        options->setObjectCacheHint(osgDB::ReaderWriter::Options::CACHE_NONE);
+#if SG_OSG_MIN_VERSION_REQUIRED(2,9,5)
+        setDatabaseOptions(options);
+#endif
     }
 
-    osgDB::ReaderWriter::Options * getReaderWriterOptions() {
+    osgDB::ReaderWriter::Options* getReaderWriterOptions() {
         return _readerWriterOptions.get();
     }
 
 protected:
     virtual ~SGPagedLOD();
     osg::ref_ptr<osgDB::ReaderWriter::Options> _readerWriterOptions;
-    SGPropertyNode_ptr _props;
 };
 }
 #endif
diff --git a/simgear/scene/sky/cloud.cxx b/simgear/scene/sky/cloud.cxx
index da61f7fc..0addf208 100644
--- a/simgear/scene/sky/cloud.cxx
+++ b/simgear/scene/sky/cloud.cxx
@@ -30,6 +30,7 @@
 
 #include <math.h>
 
+#include <simgear/structure/OSGVersion.hxx>
 #include <osg/AlphaFunc>
 #include <osg/BlendFunc>
 #include <osg/CullFace>
@@ -43,6 +44,9 @@
 #include <osg/TextureCubeMap>
 #include <osg/TexMat>
 #include <osg/Fog>
+#if SG_OSG_MIN_VERSION_REQUIRED(2,9,5)
+#include <osgDB/Options>
+#endif
 
 #include <simgear/math/sg_random.h>
 #include <simgear/misc/PathOptions.hxx>
diff --git a/simgear/scene/sky/moon.cxx b/simgear/scene/sky/moon.cxx
index 7ad47bba..20e1f2b0 100644
--- a/simgear/scene/sky/moon.cxx
+++ b/simgear/scene/sky/moon.cxx
@@ -32,6 +32,7 @@
 #include <stdio.h>
 #include <iostream>
 
+#include <simgear/structure/OSGVersion.hxx>
 #include <osg/Array>
 #include <osg/AlphaFunc>
 #include <osg/BlendFunc>
@@ -42,6 +43,9 @@
 #include <osg/ShadeModel>
 #include <osg/TexEnv>
 #include <osg/Texture2D>
+#if SG_OSG_MIN_VERSION_REQUIRED(2,9,5)
+#include <osgDB/Options>
+#endif
 
 #include <simgear/constants.h>
 #include <simgear/screen/colors.hxx>
diff --git a/simgear/structure/OSGVersion.hxx b/simgear/structure/OSGVersion.hxx
index e8dd8e26..46d0187e 100644
--- a/simgear/structure/OSGVersion.hxx
+++ b/simgear/structure/OSGVersion.hxx
@@ -23,4 +23,28 @@
 #define SG_OSG_VERSION \
     ((OPENSCENEGRAPH_MAJOR_VERSION*10000)\
      + (OPENSCENEGRAPH_MINOR_VERSION*1000) + OPENSCENEGRAPH_PATCH_VERSION)
+
+#define SG_OSG_VERSION_GREATER_EQUAL(MAJOR, MINOR, PATCH) \
+  ((OPENSCENEGRAPH_MAJOR_VERSION > (MAJOR)) ||            \
+   (OPENSCENEGRAPH_MAJOR_VERSION == (MAJOR) &&            \
+    (OPENSCENEGRAPH_MINOR_VERSION > (MINOR) ||            \
+     (OPENSCENEGRAPH_MINOR_VERSION == (MINOR) &&          \
+      OPENSCENEGRAPH_PATCH_VERSION >= (PATCH)))))
+
+#define SG_OSG_VERSION_GREATER_THAN(MAJOR, MINOR, PATCH)  \
+  ((OPENSCENEGRAPH_MAJOR_VERSION > (MAJOR)) ||            \
+   (OPENSCENEGRAPH_MAJOR_VERSION == (MAJOR) &&            \
+    (OPENSCENEGRAPH_MINOR_VERSION > (MINOR) ||            \
+     (OPENSCENEGRAPH_MINOR_VERSION == (MINOR) &&          \
+      OPENSCENEGRAPH_PATCH_VERSION > (PATCH)))))
+
+#define SG_OSG_VERSION_LESS_THAN(MAJOR, MINOR, PATCH)  \
+  (!SG_OSG_VERSION_GREATER_EQUAL(MAJOR, MINOR, PATCH))
+
+#define SG_OSG_VERSION_LESS_EQUAL(MAJOR, MINOR, PATCH)  \
+  (!SG_OSG_VERSION_GREATER_THAN(MAJOR, MINOR, PATCH))
+
+#define SG_OSG_MIN_VERSION_REQUIRED(MAJOR, MINOR, PATCH) \
+  SG_OSG_VERSION_GREATER_EQUAL(MAJOR, MINOR, PATCH)
+
 #endif
-- 
2.39.5