Method processVariables

OgreMain/src/OgreScriptCompiler.cpp:895–976

    }

    void ScriptCompiler::processVariables( Ogre::AbstractNodeList *nodes )
    {
        AbstractNodeList::iterator i = nodes->begin();
        while( i != nodes->end() )
        {
            AbstractNodeList::iterator cur = i;
            ++i;

            if( ( *cur )->type == ANT_OBJECT )
            {
                // Only process if this object is not abstract
                ObjectAbstractNode *obj = (ObjectAbstractNode *)( *cur ).get();
                if( !obj->abstract )
                {
                    processVariables( &obj->children );
                    processVariables( &obj->values );
                }
            }
            else if( ( *cur )->type == ANT_PROPERTY )
            {
                PropertyAbstractNode *prop = (PropertyAbstractNode *)( *cur ).get();
                processVariables( &prop->values );
            }
            else if( ( *cur )->type == ANT_VARIABLE_ACCESS )
            {
                VariableAccessAbstractNode *var = (VariableAccessAbstractNode *)( *cur ).get();

                // Look up the enclosing scope
                ObjectAbstractNode *scope = 0;
                AbstractNode *temp = var->parent;
                while( temp )
                {
                    if( temp->type == ANT_OBJECT )
                    {
                        scope = (ObjectAbstractNode *)temp;
                        break;
                    }
                    temp = temp->parent;
                }

                // Look up the variable in the environment
                std::pair<bool, String> varAccess;
                if( scope )
                    varAccess = scope->getVariable( var->name );
                if( !scope || !varAccess.first )
                {
                    map<String, String>::type::iterator k = mEnv.find( var->name );
                    varAccess.first = k != mEnv.end();
                    if( varAccess.first )
                        varAccess.second = k->second;
                }

                if( varAccess.first )
                {
                    // Found the variable, so process it and insert it into the tree
                    ScriptLexer lexer;
                    ScriptParser parser;
                    ConcreteNodeListPtr cst =