/**
* After a long period with no updates (map setup), calling this will reset
* the tictimer so that no time seems to have passed.
*/
void Net_ResetTimer(void)
{
int i;
firstNetUpdate = true;
for(i = 0; i < DDMAXPLAYERS; ++i)
{
if(/*!clients[i].connected ||*/ !clients[i].smoother) continue;
Smoother_Clear(clients[i].smoother);
}
}
void Smoother_AddPos(Smoother *sm, float time, coord_t x, coord_t y, coord_t z, dd_bool onFloor)
{
pos_t *last;
DENG_ASSERT(sm);
// Is it the same point?
last = &sm->points[SM_NUM_POINTS - 1];
if(last->time == time)
{
if(last->xyz[VX] == x && last->xyz[VY] == y && last->xyz[VZ] == z)
{
// Ignore it.
return;
}
// Readjusting a previously set value?
goto replaceLastPoint;
}
if(time <= sm->now.time)
{
// The new point would be in the past, this is no good.
#ifdef _DEBUG
LOG_DEBUG("Smoother_AddPos: DISCARDING new pos, time=%f, now=%f.") << time << sm->now.time;
#endif
Smoother_Clear(sm);
return;
}
// If we are about to discard an unused future point, we will force
// the current interpolation into the future.
if(Smoother_IsValid(sm) && sm->points[0].time > sm->now.time)
{
coord_t mid[3];
float remaining;
// Move the past forward in time so that the interpolation remains continuous.
remaining = sm->now.time - sm->at;
Smoother_Evaluate(sm, mid);
sm->at = sm->past.time = sm->points[0].time - remaining;
sm->past.xyz[VX] = mid[VX];
sm->past.xyz[VY] = mid[VY];
sm->past.xyz[VZ] = mid[VZ];
// Replace the now with the point about to be discarded.
memcpy(&sm->now, &sm->points[0], sizeof(pos_t));
}
// Rotate the old points.
memmove(&sm->points[0], &sm->points[1], sizeof(pos_t) * (SM_NUM_POINTS - 1));
replaceLastPoint:
last = &sm->points[SM_NUM_POINTS - 1];
last->time = time;
last->xyz[VX] = x;
last->xyz[VY] = y;
last->xyz[VZ] = z;
last->onFloor = onFloor;
// Is this the first one?
if(sm->now.time == 0)
{
sm->at = time;
memcpy(&sm->past, last, sizeof(pos_t));
memcpy(&sm->now, last, sizeof(pos_t));
}
}
