// background thread
void datacloud::pager(int background)
{
// cycle until stop is requested
while (!SHOULDSTOP[background])
if (!loadpendingtile(background)) break; // stop if no further tile is pending
ISRUNNING[background]=FALSE;
}
// background thread
void datacloud::pager(int background)
{
double time;
// load all pending tiles
while (!SHOULDSTOP[background])
if (!loadpendingtile(background)) break;
// cycle until time runs out
if (START_CALLBACK!=NULL)
{
time=gettime();
while (!SHOULDSTOP[background] && gettime()-time<CONFIGURE_KEEPALIVE)
if (!loadpendingtile(background)) waitfor(CONFIGURE_TIMESLICE); // time runs out
else time=gettime(); // keep thread alive
}
ISRUNNING[background]=FALSE;
}