void InvestigateSpotTask::SetNewGoal( const idVec3 &newPos ) {
idAI *owner = _owner.GetEntity();
if( owner == NULL ) {
return;
}
// Copy the value
_searchSpot = newPos;
// Reset the "move started" flag
_moveInitiated = false;
// Set the exit time back to negative default, so that the AI starts walking again
_exitTime = -1;
// Check if we can see the point from where we are (only for remote inspection)
if( !_investigateClosely &&
( ( _searchSpot - owner->GetPhysics()->GetOrigin() ).LengthFast() < INVESTIGATE_SPOT_STOP_DIST ) && // grayman #2640 - reduces AI search freezing
owner->CanSeePositionExt( _searchSpot, false, true ) ) {
DM_LOG( LC_AI, LT_INFO )LOGVECTOR( "I can see the point...\r", _searchSpot );
if( !owner->CheckFOV( _searchSpot ) ) {
// Search spot is not within FOV, turn towards the position
owner->TurnToward( _searchSpot );
}
// In any case, look at the point to investigate
owner->Event_LookAtPosition( _searchSpot, 2.0f );
// Wait a bit
_exitTime = static_cast<int>(
gameLocal.time + INVESTIGATE_SPOT_TIME_REMOTE * ( 1 + gameLocal.random.RandomFloat() ) // grayman #2640
);
}
}
bool InvestigateSpotTask::Perform(Subsystem& subsystem)
{
DM_LOG(LC_AI, LT_INFO)LOGSTRING("InvestigateSpotTask performing.\r");
idAI* owner = _owner.GetEntity();
assert(owner != NULL);
// grayman #3857 - quit if incapable of continuing
if (owner->AI_DEAD || owner->AI_KNOCKEDOUT)
{
return true;
}
if (owner->GetMemory().stopHidingSpotInvestigation) // grayman #3857
{
return true; // told to cancel this task
}
// grayman #3075 - if we've entered combat mode, we want to
// end this task. But first, if we're kneeling, kill the
// kneeling animation
if ( owner->AI_AlertIndex == ECombat )
{
idStr torsoString = "Torso_KneelDown";
idStr legsString = "Legs_KneelDown";
bool torsoKneelingAnim = (torsoString.Cmp(owner->GetAnimState(ANIMCHANNEL_TORSO)) == 0);
bool legsKneelingAnim = (legsString.Cmp(owner->GetAnimState(ANIMCHANNEL_LEGS)) == 0);
if ( torsoKneelingAnim && legsKneelingAnim )
{
// Reset anims
owner->StopAnim(ANIMCHANNEL_TORSO, 0);
owner->StopAnim(ANIMCHANNEL_LEGS, 0);
owner->SetWaitState(""); // grayman #3848
}
return true;
}
if (_exitTime > 0)
{
// Return TRUE if the time is over, else FALSE (continue)
return (gameLocal.time >= _exitTime);
}
// No exit time set, continue with ordinary process
if (owner->m_HandlingDoor || owner->m_HandlingElevator)
{
// Wait, we're busy with a door or elevator
return false;
}
// grayman #3510
if (owner->m_RelightingLight)
{
// Wait, we're busy relighting a light so we have more light to search by
return false;
}
idVec3 ownerOrigin = owner->GetPhysics()->GetOrigin(); // grayman #3492
if (!_moveInitiated)
{
idVec3 destPos = _searchSpot;
// greebo: For close investigation, don't step up to the very spot, to prevent the AI
// from kneeling into bloodspots or corpses
idVec3 direction = ownerOrigin - _searchSpot;
if (_investigateClosely)
{
idVec3 dir = direction;
dir.NormalizeFast();
// 20 units before the actual spot
destPos += dir * 20;
}
// grayman #2603 - The fix to #2640 had the AI stopping if he's w/in INVESTIGATE_SPOT_STOP_DIST of the
// search spot. This caused sudden jerks if he's closer than that at the start of the
// move. To prevent that, check if he's close and--if so--don't start the move.
// grayman #3756 - If the stimulus location should be walked to,
// as in the case of a suspicious door, don't check whether you're
// close enough to just look at the spot. Go there.
if (!owner->GetMemory().stimulusLocationItselfShouldBeSearched && // grayman #3756
!_investigateClosely &&
(direction.LengthFast() < INVESTIGATE_SPOT_STOP_DIST))
{
// Wait a bit
_exitTime = static_cast<int>(
gameLocal.time + INVESTIGATE_SPOT_TIME_REMOTE*(1 + gameLocal.random.RandomFloat()) // grayman #2640
);
// Look at the point to investigate
owner->Event_LookAtPosition(_searchSpot + idVec3(0,0,60), MS2SEC(_exitTime - gameLocal.time + 100)); // grayman #3857 - look at a point off the floor
return false; // grayman #2422
}
owner->GetMemory().stimulusLocationItselfShouldBeSearched = false; // grayman #3756
// Let's move
// grayman #2422
// Here's the root of the problem. PointReachableAreaNum()
// doesn't always look to the side to find the nearest AAS
// area at the point's z position. It can move the point to
// the AAS area above, or the AAS area below. This makes the AI
// run upstairs or downstairs when all we really want him to do
// is stay on the same floor.
// If the AI is searching and not handling a door or handling
// an elevator or resolving a block: If the spot PointReachableAreaNum()/PushPointIntoAreaNum()
// wants to move us to is outside the vertical boundaries of the
// search volume, consider the point bad.
bool pointValid = true;
idVec3 goal = destPos;
int toAreaNum = owner->PointReachableAreaNum( goal );
if ( toAreaNum == 0 )
{
pointValid = false;
}
else
{
owner->GetAAS()->PushPointIntoAreaNum( toAreaNum, goal ); // if this point is outside this area, it will be moved to one of the area's edges
// double-check reachability
toAreaNum = owner->PointReachableAreaNum(goal);
if (toAreaNum == 0)
{
pointValid = false;
}
/* grayman #3857 - ContainsPoint() already tested before this task was given the point
if ( owner->IsSearching() &&
!owner->movementSubsystem->IsResolvingBlock() &&
( owner->AI_AlertIndex < ECombat ) ) // grayman #3070 - point is valid if in combat mode
{
if ( !assignment->_limits.ContainsPoint(goal) )
{
pointValid = false;
}
}
*/
}
if ( pointValid )
{
pointValid = owner->MoveToPosition(goal);
}
if (!pointValid || (owner->GetMoveStatus() == MOVE_STATUS_DEST_UNREACHABLE))
{
// grayman #3857- don't waste time staring at a spot you can't reach or see, because
// if you're not going to be able to reach ANY of the spots assigned to you,
// you will spend a lot of time doing nothing.
// grayman #3492 - look at the spot
idVec3 p = _searchSpot;
p.z += 60; // look up a bit, to simulate searching for the player's head
if (owner->CanSeePositionExt(p, false, false))
{
_exitTime = static_cast<int>(
gameLocal.time + INVESTIGATE_SPOT_TIME_REMOTE*(1 + gameLocal.random.RandomFloat())
//gameLocal.time + ((float)(INVESTIGATE_SPOT_TIME_REMOTE*(1 + gameLocal.random.RandomFloat()))) / 2.0f // grayman #2640
);
owner->TurnToward(p);
owner->Event_LookAtPosition(p, MS2SEC(_exitTime - gameLocal.time));
}
else
{
// Hiding spot not reachable or visible, so terminate task in the next round
_exitTime = gameLocal.time;
}
}
else
{
// Run if the point is more than MAX_TRAVEL_DISTANCE_WALKING
// greebo: This is taxing and can be replaced by a simpler distance check
// TravelDistance takes about ~0.1 msec on my 2.2 GHz system.
// grayman #2422 - not the player = walk, player & combat = run, everything else = run
// Also, travelDist is inaccurate when an AAS area is large, so compare
// it to the actual distance and use the larger of the two.
//gameRenderWorld->DebugArrow(colorYellow, owner->GetEyePosition(), _searchSpot, 1, MS2SEC(_exitTime - gameLocal.time + 100));
_moveInitiated = true;
float actualDist = (ownerOrigin - _searchSpot).LengthFast();
owner->AI_RUN = actualDist > MAX_TRAVEL_DISTANCE_WALKING;
}
return false;
}
if (owner->GetMoveStatus() == MOVE_STATUS_DEST_UNREACHABLE)
{
DM_LOG(LC_AI, LT_INFO)LOGVECTOR("Hiding spot unreachable.\r", _searchSpot);
return true;
}
if (owner->GetMoveStatus() == MOVE_STATUS_DONE)
{
DM_LOG(LC_AI, LT_INFO)LOGVECTOR("Hiding spot investigated: \r", _searchSpot);
// grayman #2928 - don't kneel down if you're too far from the original stim
float dist = ( ownerOrigin - owner->GetMemory().alertSearchCenter).LengthFast();
// grayman #3563 - don't kneel down if you're drawing a weapon
if ( _investigateClosely && ( dist < INVESTIGATE_SPOT_CLOSELY_MAX_DIST ) && ( idStr(owner->WaitState()) != "draw") )
{
// Stop previous moves
owner->StopMove(MOVE_STATUS_WAITING);
// Check the position of the stim, is it closer to the eyes than to the feet?
// If it's lower than the eye position, kneel down and investigate
//const idVec3& origin = owner->GetPhysics()->GetOrigin();
idVec3 eyePos = owner->GetEyePosition();
if ((_searchSpot - ownerOrigin).LengthSqr() < (_searchSpot - eyePos).LengthSqr())
{
// Close to the feet, kneel down and investigate closely
owner->SetAnimState(ANIMCHANNEL_TORSO, "Torso_KneelDown", 6);
owner->SetAnimState(ANIMCHANNEL_LEGS, "Legs_KneelDown", 6);
owner->SetWaitState("kneel_down"); // grayman #3563
}
// Wait a bit, setting _exitTime sets the lifetime of this task
_exitTime = static_cast<int>(
gameLocal.time + INVESTIGATE_SPOT_TIME_CLOSELY*(1 + gameLocal.random.RandomFloat()*0.2f)
);
}
else
{
// Wait a bit, setting _exitTime sets the lifetime of this task
_exitTime = static_cast<int>(
gameLocal.time + INVESTIGATE_SPOT_TIME_STANDARD*(1 + gameLocal.random.RandomFloat()*0.2f)
);
}
}
else
{
// Can we already see the point? Only stop moving when the spot shouldn't be investigated closely
// angua: added distance check to avoid running in circles if the point is too close to a wall.
// grayman #2640 - keep moving if you're > INVESTIGATE_SPOT_STOP_DIST from a point you can see
bool stopping = false;
if (!_investigateClosely)
{
float distToSpot = (_searchSpot - ownerOrigin).LengthFast();
if (owner->CanSeePositionExt(_searchSpot, true, true))
{
if (distToSpot < INVESTIGATE_SPOT_STOP_DIST)
{
stopping = true;
}
}
else if (distToSpot < INVESTIGATE_SPOT_MIN_DIST)
{
stopping = true;
}
}
if (stopping)
{
DM_LOG(LC_AI, LT_INFO)LOGVECTOR("Stop, I can see the point now...\r", _searchSpot);
// Stop moving, we can see the point
owner->StopMove(MOVE_STATUS_DONE);
// grayman #3492 - Look at a random point that may be anywhere
// between the search point and a point 1/2 the AI's height
// above his eye level.
// grayman #3857 - now that AI are allowed closer to the search spot,
// they shouldn't look so high up
idVec3 p = _searchSpot;
//float height = owner->GetPhysics()->GetBounds().GetSize().z;
float bottom = p.z;
float top = owner->GetEyePosition().z + 20;
float dist = top - bottom;
dist *= gameLocal.random.RandomFloat();
p.z += dist;
// Look at the point to investigate
owner->Event_LookAtPosition(p, 3.0f);
//owner->Event_LookAtPosition(_searchSpot, 2.0f);
// Wait a bit
_exitTime = static_cast<int>(
gameLocal.time + INVESTIGATE_SPOT_TIME_REMOTE*(1 + gameLocal.random.RandomFloat()) // grayman #2640
);
}
// continue walking
}
return false; // not finished yet
}