CQTOpenGLUserFunctions* CQTOpenGLMainWindow::CreateUserFunctions(TConfigurationNode& t_tree) {
/* Parse XML for user functions */
if(NodeExists(t_tree, "user_functions")) {
/* Use the passed user functions */
/* Get data from XML */
TConfigurationNode tNode = GetNode(t_tree, "user_functions");
std::string strLabel, strLibrary;
GetNodeAttribute(tNode, "label", strLabel);
GetNodeAttribute(tNode, "library", strLibrary);
/* Load the library taking care of the $ARGOSINSTALLDIR variable */
void* ptUserFunctions = ::dlopen(ExpandARGoSInstallDir(strLibrary).c_str(),
RTLD_LOCAL | RTLD_LAZY);
if(ptUserFunctions == NULL) {
THROW_ARGOSEXCEPTION("Failed opening QTOpenGL user function library \""
<< strLibrary << "\": " << dlerror()
<< std::endl);
}
/* Create the user functions */
if(mapQTOpenGLUserFunctionFactory.find(strLabel) == mapQTOpenGLUserFunctionFactory.end()) {
THROW_ARGOSEXCEPTION("Unknown QTOpenGL user function type \"" << strLabel
<< "\", probably your user functions have been registered with a different name."
<< std::endl);
}
return mapQTOpenGLUserFunctionFactory[strLabel]();
}
else {
/* Use standard (empty) user functions */
return new CQTOpenGLUserFunctions;
}
}
void CFloorEntity::Init(TConfigurationNode& t_tree) {
/* Init parent */
CEntity::Init(t_tree);
/* Get arena size */
m_cFloorSize = CSimulator::GetInstance().GetSpace().GetArenaSize();
/* Parse XML */
GetNodeAttribute(t_tree, "source", m_strColorSource);
if(m_strColorSource == "image") {
std::string strPath;
GetNodeAttribute(t_tree, "path", strPath);
strPath = ExpandARGoSInstallDir(strPath);
m_pcColorSource = new CFloorColorFromImageFile(strPath,
m_cFloorSize.GetX(),
m_cFloorSize.GetY());
}
else if(m_strColorSource == "loop_functions") {
GetNodeAttribute(t_tree, "pixels_per_meter", m_unPixelsPerMeter);
m_pcColorSource = new CFloorColorFromLoopFunctions(m_unPixelsPerMeter,
m_cFloorSize.GetX(),
m_cFloorSize.GetY());
}
else {
THROW_ARGOSEXCEPTION("Unknown image source \"" <<
m_strColorSource <<
"\" for the floor entity \"" <<
GetId() <<
"\"");
}
}
