hl_patterns.c

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/*
 * Copyright (c) 2012, Leonardo Guardati <leonardo@guardati.it>
 *
 * Permission  to  use,  copy,  modify,  and/or distribute this
 * software  for  any  purpose  with  or  without fee is hereby
 * granted,  provided  that the above copyright notice and this
 * permission notice appear in all copies.
 *
 * THE  SOFTWARE  IS  PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS
 * ALL  WARRANTIES  WITH  REGARD TO THIS SOFTWARE INCLUDING ALL
 * IMPLIED  WARRANTIES  OF  MERCHANTABILITY  AND FITNESS. IN NO
 * EVENT  SHALL  THE  AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
 * INDIRECT,   OR   CONSEQUENTIAL   DAMAGES   OR   ANY  DAMAGES
 * WHATSOEVER  RESULTING  FROM  LOSS  OF  USE, DATA OR PROFITS,
 * WHETHER  IN  AN  ACTION  OF  CONTRACT,  NEGLIGENCE  OR OTHER
 * TORTIOUS  ACTION,  ARISING  OUT OF OR IN CONNECTION WITH THE
 * USE OR PERFORMANCE OF THIS SOFTWARE.
 *
 */
#define  HL_SYSTEM_FILE

#include "hapticLib.h"

extern system_desc SystemDesc;

extern uint8_t  genericPatternGenerator( pattern_desc * );
extern uint8_t     testPatternGenerator( pattern_desc * );
extern uint8_t   impactPatternGenerator( pattern_desc * );
extern uint8_t constantPatternGenerator( pattern_desc * );

pattern_initiator patternMap[Num_Patterns_Available] = \
                {   NULL,                                        \
                        genericPatternGenerator,  \
                        testPatternGenerator,      \
                        impactPatternGenerator,     \
                        constantPatternGenerator         };

void patternScheduler(void)
{
        uint8_t i=0;

        for( i=0; i < SystemDesc.num_haptors ; i++ )
        {
                if( SystemDesc.patterns[i].continuator )
                {
                        if( SystemDesc.patterns[i].continuator( &SystemDesc.patterns[i] ) )
                        {
#ifdef HL_DEBUG
                                send_string("patternScheduler(): Problem invoking continuator \0");
                                send_int( i );
                                send_string("\r\n\0");
#endif
                        }
                }
        }

}

void cleanList(haptor_desc *haptor)
{
        haptor_desc *tmp = NULL;

        while( haptor )
        {
                tmp = haptor->nextHaptor;

                haptor->nextHaptor = NULL;
                haptor->activePattern = NULL;

                haptor = tmp;
        }
}

uint16_t dutyConverter(uint16_t duty, haptor_desc *haptor)
{
        return duty*(haptor->max_duty - haptor->min_duty)/65535 + haptor->min_duty;
}