From Don Tidrow, Added support for locally referenced origins.

2005-09-27 14:48:09 +00:00
parent 600349dce8
commit 2092016c7b
6 changed files with 140 additions and 67 deletions
--- a/src/osgPlugins/txp/TXPArchive.cpp
+++ b/src/osgPlugins/txp/TXPArchive.cpp
@@ -49,6 +49,18 @@ TXPArchive::~TXPArchive()
 }


+void  TXPArchive::getExtents(osg::BoundingBox& extents)
+{
+    TileInfo sw, ne;
+    trpg2iPoint tileExtents;
+
+    this->GetHeader()->GetLodSize(0, tileExtents);
+    this->getTileInfo(0, 0, 0, sw);
+    this->getTileInfo(tileExtents.x-1, tileExtents.y-1, 0, ne);
+    extents.set(sw.bbox._min, sw.bbox._max);
+    extents.expandBy(ne.bbox);
+}
+    

 bool TXPArchive::openFile(const std::string& archiveName)
 {