FGFS-4.1/OpenSceneGraph
4
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Added readScript/writeScript methods to ReaderWriter

Browse Source 
git-svn-id: http://svn.openscenegraph.org/osg/OpenSceneGraph/trunk@14366 16af8721-9629-0410-8352-f15c8da7e697
This commit is contained in:
Robert Osfield
2014-07-14 15:59:06 +00:00
parent 5a7a20d01e
commit 50e63ad3ee
14 changed files with 314 additions and 68 deletions
Download Patch File Download Diff File Expand all files Collapse all files

97
src/osgPlugins/lua/ReaderWriterLua.cpp
View File

@@ -28,45 +28,11 @@ class ReaderWriterLua : public osgDB::ReaderWriter
virtual const char* className() const { return "Lua ScriptEngine plugin"; }
virtual ReadResult readObject(std::istream& fin,const osgDB::ReaderWriter::Options* options =NULL) const
{
osg::ref_ptr<osg::Script> script = new osg::Script;
script->setLanguage("lua");
std::string str;
while(fin)
{
int c = fin.get();
if (c>=0 && c<=255)
{
str.push_back(c);
}
}
script->setScript(str);
return script.release();
}
virtual ReadResult readObject(const std::string& file, const osgDB::ReaderWriter::Options* options =NULL) const
{
if (file=="ScriptEngine.lua") return new lua::LuaScriptEngine();
std::string ext = osgDB::getLowerCaseFileExtension(file);
if (!acceptsExtension(ext)) return ReadResult::FILE_NOT_HANDLED;
std::string fileName = osgDB::findDataFile( file, options );
if (fileName.empty()) return ReadResult::FILE_NOT_FOUND;
osgDB::ifstream istream(fileName.c_str(), std::ios::in);
if(!istream) return ReadResult::FILE_NOT_HANDLED;
return readObject(istream, options);
}
virtual ReadResult readObjectFromScript(std::istream& fin, const osgDB::ReaderWriter::Options* options =NULL) const
{
ReadResult result = readObject(fin, options);
ReadResult result = readScript(fin, options);
if (!result.validObject()) return result;
osg::ref_ptr<osg::Script> script = dynamic_cast<osg::Script*>(result.getObject());
@@ -112,6 +78,27 @@ class ReaderWriterLua : public osgDB::ReaderWriter
else return 0;
}
virtual ReadResult readObject(std::istream& fin, const osgDB::ReaderWriter::Options* options =NULL) const
{
return readObjectFromScript(fin, options);
}
virtual ReadResult readObject(const std::string& file, const osgDB::ReaderWriter::Options* options =NULL) const
{
if (file=="ScriptEngine.lua") return new lua::LuaScriptEngine();
std::string ext = osgDB::getLowerCaseFileExtension(file);
if (!acceptsExtension(ext)) return ReadResult::FILE_NOT_HANDLED;
std::string fileName = osgDB::findDataFile( file, options );
if (fileName.empty()) return ReadResult::FILE_NOT_FOUND;
osgDB::ifstream istream(fileName.c_str(), std::ios::in);
if(!istream) return ReadResult::FILE_NOT_HANDLED;
return readObject(istream, options);
}
virtual ReadResult readImage(std::istream& fin, const osgDB::ReaderWriter::Options* options =NULL) const
{
return readObjectFromScript(fin, options);
@@ -136,8 +123,8 @@ class ReaderWriterLua : public osgDB::ReaderWriter
return readObjectFromScript(fin, options);
}
virtual ReadResult readNode(const std::string& file, const osgDB::ReaderWriter::Options* options =NULL) const
{
virtual ReadResult readNode(const std::string& file, const osgDB::ReaderWriter::Options* options =NULL) const
{
std::string ext = osgDB::getLowerCaseFileExtension(file);
if (!acceptsExtension(ext)) return ReadResult::FILE_NOT_HANDLED;
@@ -148,7 +135,41 @@ class ReaderWriterLua : public osgDB::ReaderWriter
if(!istream) return ReadResult::FILE_NOT_HANDLED;
return readNode(istream, options);
}
}
virtual ReadResult readScript(std::istream& fin,const osgDB::ReaderWriter::Options* options =NULL) const
{
osg::ref_ptr<osg::Script> script = new osg::Script;
script->setLanguage("lua");
std::string str;
while(fin)
{
int c = fin.get();
if (c>=0 && c<=255)
{
str.push_back(c);
}
}
script->setScript(str);
return script.release();
}
virtual ReadResult readScript(const std::string& file, const osgDB::ReaderWriter::Options* options =NULL) const
{
std::string ext = osgDB::getLowerCaseFileExtension(file);
if (!acceptsExtension(ext)) return ReadResult::FILE_NOT_HANDLED;
std::string fileName = osgDB::findDataFile( file, options );
if (fileName.empty()) return ReadResult::FILE_NOT_FOUND;
osgDB::ifstream istream(fileName.c_str(), std::ios::in);
if(!istream) return ReadResult::FILE_NOT_HANDLED;
return readScript(istream, options);
}
};
// now register with Registry to instantiate the above