Node Importer::applySceneImports(const std::string& scenePath, const std::string& resourceRoot) {
std::string path;
std::string fullPath = resourceRoot + scenePath;
m_sceneQueue.push_back(fullPath);
while (true) {
{
std::unique_lock<std::mutex> lock(sceneMutex);
m_condition.wait(lock, [&, this]{
if (m_sceneQueue.empty()) {
// Not busy at all?
if (progressCounter == 0) { return true; }
} else {
// More work and not completely busy?
if (progressCounter < MAX_SCENE_DOWNLOAD) { return true; }
}
return false;
});
if (m_sceneQueue.empty()) {
if (progressCounter == 0) {
break;
}
continue;
}
path = m_sceneQueue.back();
m_sceneQueue.pop_back();
if (m_scenes.find(path) != m_scenes.end()) { continue; }
}
// TODO: generic handling of uri
if (isUrl(path)) {
progressCounter++;
startUrlRequest(path,
[&, p = path](std::vector<char>&& rawData) {
if (!rawData.empty()) {
std::unique_lock<std::mutex> lock(sceneMutex);
processScene(p, std::string(rawData.data(), rawData.size()));
}
progressCounter--;
m_condition.notify_all();
});
} else {
std::unique_lock<std::mutex> lock(sceneMutex);
processScene(path, getSceneString(path));
}
}
auto root = importScenes(fullPath);
return root;
}
//!
//! Constructor of the Model2SceneNode class.
//!
//! \param name The name to give the new mesh node.
//! \param parameterRoot A copy of the parameter tree specific for the type of the node.
//!
Model2SceneNode::Model2SceneNode ( const QString &name, ParameterGroup *parameterRoot ) :
GeometryNode(name, parameterRoot, "SceneNode"),
m_sceneNode(0),
m_entity(0),
m_entityContainer(0),
m_oldResourceGroupName(""),
m_size(1.0,1.0,1.0)
{
// create the mandatory vtk table input parameter - multiplicity ONE OR MORE
VTKTableParameter * inputVTKTableParameter = new VTKTableParameter(m_inputVTKTableParameterName);
inputVTKTableParameter->setMultiplicity(1);
inputVTKTableParameter->setPinType(Parameter::PT_Input);
inputVTKTableParameter->setSelfEvaluating(true);
parameterRoot->addParameter(inputVTKTableParameter);
connect(inputVTKTableParameter, SIGNAL(dirtied()), SLOT(processScene()));
// set affections and functions
addAffection("Geometry File", m_outputGeometryName);
setChangeFunction("Geometry File", SLOT(geometryFileChanged()));
setCommandFunction("Geometry File", SLOT(geometryFileChanged()));
connect(this, SIGNAL(frameChanged(int)), SLOT(updateAll()));
// set affections and functions
setChangeFunction("Size", SLOT(sizeChanged()));
setCommandFunction("Size", SLOT(sizeChanged()));
createSceneNode();
INC_INSTANCE_COUNTER
}
void DotSceneLoader::parseDotScene(const Ogre::String &SceneName, const Ogre::String &groupName, Ogre::SceneManager *yourSceneMgr, Ogre::SceneNode *pAttachNode, const Ogre::String &sPrependNode)
{
// set up shared object values
m_sGroupName = groupName;
mSceneMgr = yourSceneMgr;
m_sPrependNode = sPrependNode;
staticObjects.clear();
dynamicObjects.clear();
rapidxml::xml_document<> XMLDoc; // character type defaults to char
rapidxml::xml_node<>* XMLRoot;
Ogre::DataStreamPtr stream = Ogre::ResourceGroupManager::getSingleton().openResource(SceneName, groupName );
char* scene = strdup(stream->getAsString().c_str());
XMLDoc.parse<0>(scene);
// Grab the scene node
XMLRoot = XMLDoc.first_node("scene");
// Validate the File
if( getAttrib(XMLRoot, "formatVersion", "") == "")
{
Ogre::LogManager::getSingleton().logMessage( "[DotSceneLoader] Error: Invalid .scene File. Missing <scene>" );
return;
}
// figure out where to attach any nodes we create
mAttachNode = pAttachNode;
if(!mAttachNode)
mAttachNode = mSceneMgr->getRootSceneNode();
// Process the scene
processScene(XMLRoot);
}
void DotSceneLoader::compileResource(const char* fileName, std::map<std::string, std::string>& options) {
staticObjects.clear();
dynamicObjects.clear();
try {
TiXmlDocument xmlDoc;
TiXmlElement *xmlRoot;
xmlDoc.LoadFile(fileName);
if(xmlDoc.Error()) {
return;
}
xmlRoot = xmlDoc.RootElement();
if(std::string(xmlRoot->Value()) != "scene") {
return;
}
scene = new Scene(file::getFilename(fileName), manager);
rootNode = scene->getRoot();
processScene(xmlRoot);
scene->createSceneTree();
std::string outputName = file::getPath(fileName) + "/" + file::getFilename(fileName) + ".scene";
FileStream fileStream(outputName);
ResourceBinStream resourceStream(fileStream);
SceneUtils::write(resourceStream, *manager, scene);
} catch(...) {
}
delete scene;
}
//------------------------------------------
bool ofxAssimpModelLoader::loadModel(string modelName, bool optimize){
file.open(modelName, ofFile::ReadOnly, true); // Since it may be a binary file we should read it in binary -Ed
if(!file.exists()) {
ofLogVerbose("ofxAssimpModelLoader") << "loadModel(): model does not exist: \"" << modelName << "\"";
return false;
}
ofLogVerbose("ofxAssimpModelLoader") << "loadModel(): loading \"" << file.getFileName()
<< "\" from \"" << file.getEnclosingDirectory() << "\"";
if(scene.get() != nullptr){
clear();
// we reset the shared_ptr explicitly here, to force the old
// aiScene to be deleted **before** a new aiScene is created.
scene.reset();
}
// sets various properties & flags to a default preference
unsigned int flags = initImportProperties(optimize);
// loads scene from file
scene = shared_ptr<const aiScene>(aiImportFileExWithProperties(file.getAbsolutePath().c_str(), flags, NULL, store.get()), aiReleaseImport);
bool bOk = processScene();
return bOk;
}
bool Parser::leerFichero(const std::string &strName, Globals *pGlobals)
{
m_pGlobals = pGlobals; // Inicializamos el puntero para rellenar los datos.
m_fileEscena.open(strName.c_str()); // Abrimos el fichero.
if(!m_fileEscena.is_open()) {
m_nError = 7;
return false;
}
if(!m_fileEscena.good()) {
if(m_fileEscena.bad())
m_nError = 4;
else if(m_fileEscena.fail())
m_nError = 5;
else m_nError = 6;
return false;
}
do {
if(!ignorarChars()) {
if(!m_bEOF) // No hemos llegado al fin de archivo. Error.
return false;
}
else {
std::string strEtiqueta;
if(readToken(strEtiqueta))
{
// Procesar las etiquetas encontradas.
if(strEtiqueta == "config") {
if(!processConfig())
return false;
}
else if(strEtiqueta == "scene") {
if(!processScene())
return false;
}
else {
m_nError = 0; // Etiqueta desconocida.
return false;
}
}
else {
m_nError = 0; // Etiqueta desconocida.
return false;
}
}
}
while(!m_bEOF);
m_nError = 10; // Si llegamos hasta aquí, es que el fichero se ha leido
return true; // bien y al completo.
}
//---------------------------------------------------------------------
void SceneResource::load(const Util::Wstring & resourcePath)
{
Util::String strPath = Util::WstringToString(resourcePath);
mXmlReader = boost::make_shared<Util::XmlReader>(strPath);
const Util::XmlNode * rootNode = mXmlReader->getRootNode();
IF_NULL_EXCEPTION(rootNode, strPath + " donnot have root node!");
const Util::XmlNode * sceneNode = mXmlReader->getFirstNode(rootNode, "scene");
IF_NULL_EXCEPTION(sceneNode, strPath + " donnot have scene node!");
processScene(sceneNode);
}
bool ofxAssimpModelLoader::loadModel(ofBuffer & buffer, bool optimize, const char * extension){
ofLogVerbose("ofxAssimpModelLoader") << "loadModel(): loading from memory buffer \"." << extension << "\"";
if(scene != NULL){
clear();
}
// sets various properties & flags to a default preference
unsigned int flags = initImportProperties(optimize);
// loads scene from memory buffer - note this will not work for multipart files (obj, md3, etc)
scene = shared_ptr<const aiScene>(aiImportFileFromMemoryWithProperties(buffer.getBinaryBuffer(), buffer.size(), flags, extension, store.get()), aiReleaseImport);
bool bOk = processScene();
return bOk;
}
VirtualRobot::ScenePtr SceneIO::createSceneFromString( const std::string &xmlString, const std::string &basePath /*= ""*/ )
{
// copy string content to char array
char* y = new char[xmlString.size() + 1];
strncpy(y, xmlString.c_str(), xmlString.size() + 1);
VirtualRobot::ScenePtr scene;
try
{
rapidxml::xml_document<char> doc; // character type defaults to char
doc.parse<0>(y); // 0 means default parse flags
rapidxml::xml_node<char>* sceneXMLNode = doc.first_node("Scene");
scene = processScene(sceneXMLNode, basePath);
}
catch (rapidxml::parse_error& e)
{
delete[] y;
THROW_VR_EXCEPTION("Could not parse data in xml definition" << endl
<< "Error message:" << e.what() << endl
<< "Position: " << endl << e.where<char>() << endl);
return ScenePtr();
}
catch (VirtualRobot::VirtualRobotException&)
{
// rethrow the current exception
delete[] y;
throw;
}
catch (std::exception& e)
{
delete[] y;
THROW_VR_EXCEPTION("Error while parsing xml definition" << endl
<< "Error code:" << e.what() << endl);
return ScenePtr();
}
catch (...)
{
delete[] y;
THROW_VR_EXCEPTION("Error while parsing xml definition" << endl);
return ScenePtr();
}
delete[] y;
return scene;
}
bool ofxAssimpModelLoader::loadModel(ofBuffer & buffer, bool optimize, const char * extension){
ofLogVerbose("ofxAssimpModelLoader") << "loadModel(): loading from memory buffer \"." << extension << "\"";
if(scene.get() != nullptr){
clear();
// we reset the shared_ptr explicitly here, to force the old
// aiScene to be deleted **before** a new aiScene is created.
scene.reset();
}
// sets various properties & flags to a default preference
unsigned int flags = initImportProperties(optimize);
// loads scene from memory buffer - note this will not work for multipart files (obj, md3, etc)
scene = shared_ptr<const aiScene>(aiImportFileFromMemoryWithProperties(buffer.getData(), buffer.size(), flags, extension, store.get()), aiReleaseImport);
bool bOk = processScene();
return bOk;
}
//!
//! Change function for the Geometry File parameter.
//!
void Model2SceneNode::geometryFileChanged ()
{
// load new mesh and skeleton
if (loadMesh())
processScene();
}
DotSceneLoader::DotSceneLoader()
:
#ifdef USE_OGRE_TERRAIN
mSceneMgr(0), mTerrainGroup(0) {
mTerrainGlobalOptions = OGRE_NEW Ogre::TerrainGlobalOptions();
#else
mSceneMgr(0) {
#endif
}
DotSceneLoader::~DotSceneLoader() {
#ifdef USE_OGRE_TERRAIN
if (mTerrainGroup) {
OGRE_DELETE mTerrainGroup;
}
OGRE_DELETE mTerrainGlobalOptions;
#endif
}
/*
void ParseStringVector(
const Ogre::String &str,
const Ogre::StringVector &list
) {
list.clear();
Ogre::StringUtil::trim(str, true, true);
if (str == "")
return;
int pos = str.find(";");
while (pos != -1) {
list.push_back(str.substr(0, pos));
str.erase(0, pos + 1);
pos = str.find(";");
}
if (str != "")
list.push_back(str);
}
*/
void DotSceneLoader::parseDotScene(const Ogre::String &SceneName,
const Ogre::String &groupName, Ogre::SceneManager *yourSceneMgr,
Ogre::SceneNode *pAttachNode, const Ogre::String &sPrependNode) {
// set up shared object values
m_sGroupName = groupName;
mSceneMgr = yourSceneMgr;
m_sPrependNode = sPrependNode;
staticObjects.clear();
dynamicObjects.clear();
// character type defaults to char
rapidxml::xml_document<> XMLDoc;
rapidxml::xml_node<>* XMLRoot;
Ogre::DataStreamPtr stream =
Ogre::ResourceGroupManager::getSingleton().openResource(SceneName,
groupName);
char* scene = strdup(stream->getAsString().c_str());
XMLDoc.parse<0> (scene);
// Grab the scene node
XMLRoot = XMLDoc.first_node("scene");
// figure out where to attach any nodes we create
mAttachNode = pAttachNode;
if (!mAttachNode)
mAttachNode = mSceneMgr->getRootSceneNode();
// Process the scene
processScene(XMLRoot);
delete scene;
}
