Support for tags

pandatool/src/daeegg/daeToEggConverter.cxx

@@ -250,6 +250,7 @@ void DAEToEggConverter::process_node(PT(EggGroupNode) parent, const FCDSceneNode
   }
   // Create an egg group for this node
   PT(EggGroup) node_group = new EggGroup(node_id);
+  process_extra(node_group, node->GetExtra());
   parent->add_child(node_group);
   // Check if its a joint
   if (node->IsJoint()) {
@@ -617,6 +618,32 @@ void DAEToEggConverter::process_controller(PT(EggGroup) parent, const FCDControl
   _table->add_child(character->as_egg_bundle());
 }
 
+void DAEToEggConverter::process_extra(PT(EggGroup) group, const FCDExtra* extra) {
+  if (extra == NULL) {
+    return;
+  }
+  nassertv(group != NULL);
+  
+  const FCDEType* etype = extra->GetDefaultType();
+  if (etype == NULL) {
+    return;
+  }
+  
+  const FCDENode* enode = (const FCDENode*) etype->FindTechnique("PANDA3D");
+  if (enode == NULL) {
+    return;
+  }
+  
+  FCDENodeList tags;
+  enode->FindChildrenNodes("param", tags);
+  for (FCDENodeList::iterator it = tags.begin(); it != tags.end(); ++it) {
+    const FCDEAttribute* attr = (*it)->FindAttribute("sid");
+    if (attr) {
+      group->set_tag(FROM_FSTRING(attr->GetValue()), (*it)->GetContent());
+    }
+  }
+}
+
 LMatrix4d DAEToEggConverter::convert_matrix(const FMMatrix44& matrix) {
   LMatrix4d result = LMatrix4d::zeros_mat();
   for (char x = 0; x < 4; ++x) {

pandatool/src/daeegg/daeToEggConverter.h

@@ -74,6 +74,7 @@ private:
   void process_spline(PT(EggGroup) parent, const FCDSpline* spline);
   void process_controller(PT(EggGroup) parent, const FCDControllerInstance* instance);
   //void process_table_joint(PT(EggTable) parent, FCDSceneNode* node);
+  void process_extra(PT(EggGroup) group, const FCDExtra* extra);
   
   static LMatrix4d convert_matrix(const FMMatrix44& matrix);
   void apply_transform(const PT(EggGroup) to, const FCDTransform* from);