From a5b42c7201ad2036bfd357f22f3a6ef9fedf9bc0 Mon Sep 17 00:00:00 2001
From: mfranz <mfranz>
Date: Thu, 30 Mar 2006 14:34:16 +0000
Subject: [PATCH] add shadows to FGModelMgr managed models

---
 src/Model/modelmgr.cxx | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/Model/modelmgr.cxx b/src/Model/modelmgr.cxx
index 1b66a2b58..bc69ad7a0 100644
--- a/src/Model/modelmgr.cxx
+++ b/src/Model/modelmgr.cxx
@@ -15,6 +15,7 @@
 
 #include <simgear/scene/model/placement.hxx>
 #include <simgear/scene/model/modellib.hxx>
+#include <simgear/scene/model/shadowvolume.hxx>
 #include <simgear/structure/exception.hxx>
 
 #include <Main/fg_props.hxx>
@@ -25,6 +26,8 @@
 
 SG_USING_STD(vector);
 
+extern SGShadowVolume *shadows;
+
 
 FGModelMgr::FGModelMgr ()
   : _models(fgGetNode("/models", true)),
@@ -78,6 +81,7 @@ FGModelMgr::add_model (SGPropertyNode * node)
       globals->get_sim_time_sec(), /*cache_object=*/false);
 
   model->init( object );
+  shadows->addOccluder((ssgBranch *)object, SGShadowVolume::occluderTypeTileObject);
 
 				// Set position and orientation either
 				// indirectly through property refs
@@ -253,8 +257,9 @@ FGModelMgr::Listener::childRemoved(SGPropertyNode * parent, SGPropertyNode * chi
       continue;
 
     _mgr->_instances.erase(it);
-    globals->get_scenery()->get_scene_graph()
-        ->removeKid(instance->model->getSceneGraph());
+    ssgBranch *branch = (ssgBranch *)instance->model->getSceneGraph();
+    shadows->deleteOccluder(branch);
+    globals->get_scenery()->get_scene_graph()->removeKid(branch);
 
     delete instance;
     break;
-- 
2.39.5