bool ResolveMovementBlockTask::PerformBlockingAI(idAI* owner)
{
if (owner->AI_MOVE_DONE && !owner->movementSubsystem->IsWaiting()) // grayman #2345 - if already waiting, no need to do this section
{
idVec3 ownerRight, ownerForward;
_initialAngles.ToVectors(&ownerForward, &ownerRight);
owner->StopMove(MOVE_STATUS_WAITING);
owner->TurnToward(owner->GetPhysics()->GetOrigin() - ownerRight);
if (owner->FacingIdeal() && _preTaskContents == -1)
{
// grayman #2345 - don't become non-solid if your alert index is > ERelaxed. This is because
// AI tend to bunch together when agitated, and it doesn't look good if one goes non-solid
// and the others repeatedly walk through it.
// If there's no room to get around you, become non-solid
if ((owner->AI_AlertIndex == ERelaxed) && !Room2Pass(owner))
{
BecomeNonSolid(owner);
}
else
{
bool solid = true;
owner->movementSubsystem->SetWaiting(solid);
}
}
}
if (owner->movementSubsystem->IsWaiting()) // grayman #2345
{
// We are waiting for the other AI to pass by
idVec3 dist = _blockingEnt->GetPhysics()->GetOrigin() - owner->GetPhysics()->GetOrigin();
if (dist.LengthSqr() > Square(60))
{
// other AI has passed by, end the task
return true;
}
if (_blockingEnt->IsType(idAI::Type))
{
// grayman #2345 - check to see if the other AI is standing still.
// If they are, end the task.
idAI *_blockingEntAI = static_cast<idAI*>(_blockingEnt);
if (_blockingEntAI && !_blockingEntAI->AI_FORWARD)
{
return true; // end the task
}
// If we're EWaitingSolid, change to EWaitingNonSolid if the other AI is barely moving.
// grayman #2422 - but not if the other AI is searching
if ( !_blockingEntAI->IsSearching() )
{
if (owner->movementSubsystem->IsWaitingSolid())
{
float traveledPrev = _blockingEntAI->movementSubsystem->GetPrevTraveled();
if (traveledPrev < 0.1) // grayman #2345
{
BecomeNonSolid(owner);
}
}
}
}
if (ai_showObstacleAvoidance.GetBool())
{
// waiting AI is watching blocking AI
gameRenderWorld->DebugLine(colorPink,owner->GetPhysics()->GetOrigin() + idVec3(0,0,72),_blockingEnt->GetPhysics()->GetOrigin() + idVec3(0,0,64),100);
}
}
return false;
}
bool ResolveMovementBlockTask::PerformBlockingAI( idAI *owner ) {
idVec3 right, forward;
if( owner->AI_MOVE_DONE && !_turning && !owner->movementSubsystem->IsWaiting() ) { // grayman #2345 - if already waiting, no need to do this section
// grayman #3725 - turn perpendicular to the direction
// _blockingEnt is looking
idAngles angles;
if( _blockingEnt->IsType( idAI::Type ) ) {
angles = static_cast<idAI *>( _blockingEnt )->viewAxis.ToAngles();
} else {
angles = _initialAngles;
}
angles.ToVectors( &forward, &right );
owner->StopMove( MOVE_STATUS_WAITING );
owner->TurnToward( owner->GetPhysics()->GetOrigin() + right );
_turning = true; // grayman #3725
}
if( _turning ) { // grayman #3725
if( !owner->FacingIdeal() ) {
return false;
}
_turning = false;
if( _preTaskContents == -1 ) {
// grayman #2345 - don't become non-solid if your alert index is > ERelaxed. This is because
// AI tend to bunch together when agitated, and it doesn't look good if one goes non-solid
// and the others repeatedly walk through it.
// If there's no room to get around you, become non-solid
if( ( owner->AI_AlertIndex == ERelaxed ) && !Room2Pass( owner ) ) {
BecomeNonSolid( owner );
} else {
bool solid = true;
owner->movementSubsystem->SetWaiting( solid );
}
}
}
if( owner->movementSubsystem->IsWaiting() ) { // grayman #2345
// We are waiting for the other AI to pass by
idVec3 dist = _blockingEnt->GetPhysics()->GetOrigin() - owner->GetPhysics()->GetOrigin();
if( dist.LengthSqr() > Square( 60 ) ) {
// other AI has passed by, end the task
// Be sure no one else is touching you when you want to return to being solid.
// If there is, remain non-solid and let them pass by before you return to solid.
// (This might not matter, but let's be safe.)
idClipModel *clipModels[ MAX_GENTITIES ];
idPhysics *phys = owner->GetPhysics();
int num = gameLocal.clip.ClipModelsTouchingBounds( phys->GetAbsBounds(), phys->GetClipMask(), clipModels, MAX_GENTITIES );
bool foundNeighbor = false;
for( int i = 0 ; i < num ; i++ ) {
idClipModel *cm = clipModels[ i ];
// don't check render entities
if( cm->IsRenderModel() ) {
continue;
}
idEntity *hit = cm->GetEntity();
if( hit == owner ) {
continue;
}
if( !phys->ClipContents( cm ) ) {
continue;
}
// touching
if( hit->IsType( idActor::Type ) ) {
_blockingEnt = hit;
foundNeighbor = true;
break;
}
}
if( !foundNeighbor ) {
// grayman #3725 - Return to your initial facing angle. This will
// only matter if you were initially standing. If you were moving,
// ending this task will return you to that, overriding this turn.
_initialAngles.ToVectors( &forward, &right );
owner->TurnToward( owner->GetPhysics()->GetOrigin() + forward );
return true;
}
}
if( _blockingEnt->IsType( idAI::Type ) ) {
// grayman #2345 - check to see if the other AI is standing still.
// If they are, end the task.
idAI *_blockingEntAI = static_cast<idAI *>( _blockingEnt );
if( _blockingEntAI && !_blockingEntAI->AI_FORWARD ) {
// grayman #3725 - turn back to your initial facing angle
_initialAngles.ToVectors( &forward, &right );
owner->TurnToward( owner->GetPhysics()->GetOrigin() + forward );
return true; // end the task
}
// If we're EWaitingSolid, change to EWaitingNonSolid if the other AI is barely moving.
// grayman #2422 - but not if the other AI is searching
if( !_blockingEntAI->IsSearching() ) {
if( owner->movementSubsystem->IsWaitingSolid() ) {
float traveledPrev = _blockingEntAI->movementSubsystem->GetPrevTraveled( false ).LengthFast(); // grayman #3647
if( traveledPrev < 0.1 ) { // grayman #2345
BecomeNonSolid( owner );
}
}
}
}
if( ai_showObstacleAvoidance.GetBool() ) {
// waiting AI is watching blocking AI
gameRenderWorld->DebugLine( colorPink, owner->GetPhysics()->GetOrigin() + idVec3( 0, 0, 72 ), _blockingEnt->GetPhysics()->GetOrigin() + idVec3( 0, 0, 64 ), 100 );
}
}
return false;
}