dsacssinterface.cpp

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/************************************************************************************************/
/*! \file dsacssinterface.cpp
*  \brief This file contains function that are used specifically for DSACSS to parse a xml file.
*  \author $Author: jayhawk_hokie $
*  \version $Revision: 1.1 $
*  \date    $Date: 2006/07/25 20:45:06 $
************************************************************************************************/
/*!
*
************************************************************************************************/

#include <dsacssinterface.h>

/*! \brief Checks the return value from parsing an element.
 * \n 0 = good response
 * \n returns: nothing or terminates program if not 0.
*/
void checkResponse(int response)
{
        if (response)
        {
                printf( "Error:  Could not correctly parse variable. " );
                exit( 1 );
        }
}

/*! \brief Checks the return value from loading Xml file. \n
 * 0 = good response  \n
 * returns: nothing or terminates program if not 0.
*/
void checkLoadFile(bool loadOkay, const char *fileName, TiXmlDocument config)
{
        if ( !loadOkay )
        {
                printf( "Could not load file '%s'. Error='%s'. Exiting.\n", fileName, config.ErrorDesc() );
                exit( 1 );
        }
}

/*! \brief Returns inertia matrix from xml config file. \n
 * pass: TiXmlHandle and simulator ("WHORL-I" / "WHORL-II" etc.) \n
 * returns: inertia matrix
*/
Matrix simulatorInertia(TiXmlHandle docHandle, const char *simulator)
{
        Matrix inertia(3,3);
        for(int row = 1; row <= 3; row++)
        {
                for(int column = 1; column <= 3; column++)
                {
                        char index[3];
                        sprintf (index, "I%d%d",row,column);
                        int response = docHandle.FirstChild( simulator ).FirstChild( "PHYSICAL_PROPERTIES" ).
                        Child( "INERTIA", 0 ).Element() -> QueryDoubleAttribute(index, &inertia(row,column));
                        checkResponse(response);
                }
        }
        return inertia;
}


// Do not change the comments below - they will be added automatically by CVS
/*****************************************************************************
*       $Log: dsacssinterface.cpp,v $
*       Revision 1.1  2006/07/25 20:45:06  jayhawk_hokie
*       Initial submission
*
*
*
*
******************************************************************************/

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