1 // tileentry.cxx -- routines to handle a scenery tile
3 // Written by Curtis Olson, started May 1998.
5 // Copyright (C) 1998 - 2001 Curtis L. Olson - http://www.flightgear.org/~curt
7 // This program is free software; you can redistribute it and/or
8 // modify it under the terms of the GNU General Public License as
9 // published by the Free Software Foundation; either version 2 of the
10 // License, or (at your option) any later version.
12 // This program is distributed in the hope that it will be useful, but
13 // WITHOUT ANY WARRANTY; without even the implied warranty of
14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 // General Public License for more details.
17 // You should have received a copy of the GNU General Public License
18 // along with this program; if not, write to the Free Software
19 // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
23 # include <simgear_config.h>
26 #include <simgear/scene/model/ModelRegistry.hxx>
28 #include <osgDB/Registry>
29 #include <osgDB/FileNameUtils>
31 #include "TileEntry.hxx"
32 #include "ReaderWriterSTG.hxx"
34 using namespace simgear;
36 const char* ReaderWriterSTG::className() const
38 return "STG Database reader";
41 bool ReaderWriterSTG::acceptsExtension(const std::string& extension) const
43 return (osgDB::equalCaseInsensitive(extension, "gz")
44 || osgDB::equalCaseInsensitive(extension, "stg"));
47 //#define SLOW_PAGER 1
52 osgDB::ReaderWriter::ReadResult
53 ReaderWriterSTG::readNode(const std::string& fileName,
54 const osgDB::ReaderWriter::Options* options) const
56 std::string ext = osgDB::getLowerCaseFileExtension(fileName);
57 if(!acceptsExtension(ext))
58 return ReadResult::FILE_NOT_HANDLED;
59 std::string stgFileName;
60 if (osgDB::equalCaseInsensitive(ext, "gz")) {
61 stgFileName = osgDB::getNameLessExtension(fileName);
62 if (!acceptsExtension(
63 osgDB::getLowerCaseFileExtension(stgFileName))) {
64 return ReadResult::FILE_NOT_HANDLED;
67 stgFileName = fileName;
70 = TileEntry::loadTileByName(osgDB::getNameLessExtension(stgFileName),
72 // For debugging race conditions
79 return ReadResult::FILE_NOT_HANDLED;