#include	<libps.h>
#include	"padread.h"
/*--------------------------------------------------------------------*/
/* Controllers state reading                                          */
/*--------------------------------------------------------------------*/
long PadRead(p)
PADVARS	*p;
{
p->Previous=p->PadData;
p->PadData=~(*(p->bb0+3)|*(p->bb0+2)<<8|*(p->bb1+3)<<16|*(p->bb1+2)<<24);
p->Changed=p->Previous^p->PadData;				/* what's new */
p->Pressed=p->Changed&p->PadData;				/* what went down */
p->Released=p->Changed&p->Previous;				/* what went up */
return(p->Changed);
}