int CChar::NPC_GetAttackContinueMotivation( CChar * pChar, int iMotivation ) const
{
ADDTOCALLSTACK("CChar::NPC_GetAttackContinueMotivation");
// I have seen fit to attack them.
// How much do i want to continue an existing fight ? cowardice ?
// ARGS:
// iMotivation = My base motivation toward this creature.
//
// RETURN:
// -101 = ? dead meat. (run away)
//
// 0 = I'm have no interest.
// 50 = even match.
// 100 = he's a push over.
if ( !m_pNPC )
return 0;
if ( pChar->IsStatFlag( STATF_DEAD | STATF_INVUL | STATF_Stone ))
return( -100 );
if ( m_pNPC->m_Brain == NPCBRAIN_GUARD )
return( 100 );
if ( m_pNPC->m_Brain == NPCBRAIN_BERSERK )
return( iMotivation + 80 - GetDist( pChar )); // less interested the further away they are
// Try to stay on one target.
if ( Fight_IsActive() && m_Act_Targ == pChar->GetUID())
iMotivation += 8;
// Less interested the further away they are.
iMotivation -= GetDist( pChar );
if ( !g_Cfg.m_fMonsterFear )
return( iMotivation );
// I'm just plain stronger.
iMotivation += ( Stat_GetAdjusted(STAT_STR) - pChar->Stat_GetAdjusted(STAT_STR));
// I'm healthy.
int iTmp = GetHealthPercent() - pChar->GetHealthPercent();
if ( iTmp < -50 )
iMotivation -= 50;
else if ( iTmp > 50 )
iMotivation += 50;
// I'm smart and therefore more cowardly. (if injured)
iMotivation -= Stat_GetAdjusted(STAT_INT) / 16;
return( iMotivation );
}
int CChar::NPC_GetAttackMotivation(CChar *pChar) const
{
ADDTOCALLSTACK("CChar::NPC_GetAttackMotivation");
// Some sort of monster.
// Am I stronger than he is ? Should I continue fighting ?
// Take into consideration AC, health, skills, etc..
// RETURN:
// < 0 = dead meat. (run away)
// 0 = I'm have no interest.
// 50 = even match.
// 100 = he's a push over.
if ( !m_pNPC || !pChar || !pChar->m_pArea )
return 0;
if ( pChar->m_pArea->IsFlag(REGION_FLAG_SAFE) )
return 0;
int iMotivation = NPC_GetHostilityLevelToward(pChar);
if ( iMotivation <= 0 )
return iMotivation;
if ( !pChar->Fight_IsAttackable() )
return 0;
if ( (m_pNPC->m_Brain == NPCBRAIN_BERSERK) || (m_pNPC->m_Brain == NPCBRAIN_GUARD) )
return 100;
// Try to stay on one target
if ( Fight_IsActive() && (m_Act_Targ == pChar->GetUID()) )
iMotivation += 10;
// Less interested the further away they are
iMotivation -= GetDist(pChar);
if ( g_Cfg.m_fMonsterFear )
{
if ( GetHealthPercent() < 50 )
iMotivation -= 50 + (Stat_GetAdjusted(STAT_INT) / 16);
}
return iMotivation;
}
int CChar::NPC_GetAttackMotivation( CChar * pChar, int iMotivation ) const
{
ADDTOCALLSTACK("CChar::NPC_GetAttackMotivation");
// Some sort of monster.
// Am I stronger than he is ? Should I continue fighting ?
// Take into consideration AC, health, skills, etc..
// RETURN:
// <-1 = dead meat. (run away)
// 0 = I'm have no interest.
// 50 = even match.
// 100 = he's a push over.
if ( !m_pNPC || !pChar || !pChar->m_pArea )
return 0;
if ( Stat_GetVal(STAT_STR) <= 0 )
return -1; // I'm dead
// Is the target interesting ?
if ( pChar->m_pArea->IsFlag( REGION_FLAG_SAFE )) // universal
return 0;
if ( pChar->IsStatFlag(STATF_DEAD) && pChar->m_pNPC && pChar->m_pNPC->m_bonded )
return 0;
// If the area is guarded then think better of this.
if ( pChar->m_pArea->IsGuarded() && m_pNPC->m_Brain != NPCBRAIN_GUARD ) // too smart for this.
{
iMotivation -= Stat_GetAdjusted(STAT_INT) / 20;
}
// Owned by or is one of my kind ?
iMotivation += NPC_GetHostilityLevelToward( pChar );
if ( iMotivation > 0 )
{
// Am i injured etc ?
iMotivation = NPC_GetAttackContinueMotivation( pChar, iMotivation );
}
return iMotivation;
}
bool CChar::Use_Item_Web( CItem * pItemWeb )
{
ADDTOCALLSTACK("CChar::Use_Item_Web");
// IT_WEB
// IT_EQ_STUCK
// Try to break out of the web.
// Or just try to damage it.
//
// RETURN: true = held in place.
// false = walk thru it.
if ( GetDispID() == CREID_GIANT_SPIDER || !pItemWeb || !pItemWeb->IsTopLevel() || IsStatFlag(STATF_DEAD|STATF_Insubstantial) || IsPriv(PRIV_GM) )
return false; // just walk through it
// Try to break it.
int iStr = pItemWeb->m_itWeb.m_Hits_Cur;
if ( iStr == 0 )
iStr = pItemWeb->m_itWeb.m_Hits_Cur = 60 + Calc_GetRandVal(250);
// Since broken webs become spider silk, we should get out of here now if we aren't in a web.
CItem *pFlag = LayerFind(LAYER_FLAG_Stuck);
if ( CanMove(pItemWeb, false) )
{
if ( pFlag )
pFlag->Delete();
return false;
}
if ( pFlag )
{
if ( pFlag->IsTimerSet() ) // don't allow me to try to damage it too often
return true;
}
int iDmg = pItemWeb->OnTakeDamage(Stat_GetAdjusted(STAT_STR), this);
switch ( iDmg )
{
case 0: // damage blocked
case 1: // web survived
default: // unknown
if ( GetTopPoint() == pItemWeb->GetTopPoint() ) // is character still stuck on the web?
break;
case 2: // web turned into silk
case INT_MAX: // web destroyed
if ( pFlag )
pFlag->Delete();
return false;
}
// Stuck in it still.
if ( !pFlag )
{
if ( iDmg < 0 )
return false;
// First time message.
pFlag = CItem::CreateBase(ITEMID_WEB1_1);
ASSERT(pFlag);
pFlag->SetAttr(ATTR_DECAY);
pFlag->SetType(IT_EQ_STUCK);
pFlag->m_uidLink = pItemWeb->GetUID();
pFlag->SetTimeout(pItemWeb->GetTimerDAdjusted());
LayerAdd(pFlag, LAYER_FLAG_Stuck);
}
else
{
if ( iDmg < 0 )
{
pFlag->Delete();
return false;
}
SysMessagef(g_Cfg.GetDefaultMsg(DEFMSG_ITEMUSE_SWEB_STUCK), pItemWeb->GetName());
}
return true;
}
int CChar::NPC_GetHostilityLevelToward( const CChar * pCharTarg ) const
{
ADDTOCALLSTACK("CChar::NPC_GetHostilityLevelToward");
// What is my general hostility level toward this type of creature ?
//
// based on:
// npc vs player, (evil npc's don't like players regurdless of align, xcept in town)
// karma (we are of different alignments)
// creature body type. (allie groups)
// hunger, (they could be food)
// memories of this creature.
//
// DO NOT consider:
// strength, he is far stronger or waeker than me.
// health, i may be near death.
// location (guarded area), (xcept in the case that evil people like other evils in town)
// loot, etc.
//
// RETURN:
// 100 = extreme hatred.
// 0 = neutral.
// -100 = love them
//
if ( !pCharTarg || !m_pNPC )
return 0;
int iHostility = 0;
// if it is a pet - register it the same as it's master.
CChar * pCharOwn = pCharTarg->NPC_PetGetOwner();
if ( pCharOwn != NULL && pCharOwn != this )
{
static int sm_iReentrant = 0;
if (sm_iReentrant > 32)
{
DEBUG_ERR(("Too many owners (circular ownership?) to continue acquiring hostility level towards %s uid=0%lx\n", pCharOwn->GetName(), pCharOwn->GetUID().GetPrivateUID()));
return 0;
}
++sm_iReentrant;
iHostility = NPC_GetHostilityLevelToward( pCharOwn );
--sm_iReentrant;
return iHostility;
}
int iKarma = Stat_GetAdjusted(STAT_KARMA);
bool fDoMemBase = false;
if ( Noto_IsEvil() && // i am evil.
(m_pArea && !m_pArea->IsGuarded()) && // we are not in an evil town.
pCharTarg->m_pPlayer ) // my target is a player.
{
// If i'm evil i give no benefit to players with bad karma.
// I hate all players.
// Unless i'm in a guarded area. then they are cool.
iHostility = 51;
}
else if ( m_pNPC->m_Brain == NPCBRAIN_BERSERK ) // i'm beserk.
{
// beserks just hate everyone all the time.
iHostility = 100;
}
else if ( pCharTarg->m_pNPC && // my target is an NPC
pCharTarg->m_pNPC->m_Brain != NPCBRAIN_BERSERK && // ok to hate beserks.
! g_Cfg.m_fMonsterFight ) // monsters are not supposed to fight other monsters !
{
iHostility = -50;
fDoMemBase = true; // set this low in case we are defending ourselves. but not attack for hunger.
}
else
{
// base hostillity on karma diff.
int iKarmaTarg = pCharTarg->Stat_GetAdjusted(STAT_KARMA);
if ( Noto_IsEvil())
{
// I'm evil.
if ( iKarmaTarg > 0 )
{
iHostility += ( iKarmaTarg ) / 1024;
}
}
else if ( iKarma > 300 )
{
// I'm good and my target is evil.
if ( iKarmaTarg < -100 )
{
iHostility += ( -iKarmaTarg ) / 1024;
}
}
}
// Based on just creature type.
if ( ! fDoMemBase )
{
if ( pCharTarg->m_pNPC )
{
// Human NPC's will attack humans .
if ( GetDispID() == pCharTarg->GetDispID())
{
// I will never attack those of my own kind...even if starving
iHostility -= 100;
}
else if ( NPC_GetAllyGroupType( GetDispID()) == NPC_GetAllyGroupType(pCharTarg->GetDispID()))
{
iHostility -= 50;
}
else if ( pCharTarg->m_pNPC->m_Brain == m_pNPC->m_Brain ) // My basic kind
{
// Won't attack other monsters. (unless very hungry)
iHostility -= 30;
}
}
else
{
// Not immediately hostile if looks the same as me.
if ( ! IsPlayableCharacter() && NPC_GetAllyGroupType( GetDispID()) == NPC_GetAllyGroupType(pCharTarg->GetDispID()))
{
iHostility -= 51;
}
}
}
// I have been attacked/angered by this creature before ?
CItemMemory * pMemory = Memory_FindObjTypes( pCharTarg, MEMORY_FIGHT|MEMORY_HARMEDBY|MEMORY_IRRITATEDBY|MEMORY_SAWCRIME|MEMORY_AGGREIVED );
if ( pMemory )
{
iHostility += 50;
}
#ifdef _ALPHASPHERE
/*
foes or allies?
Defined by tag.ff_group, tag.ff_foe and/or tag.ff_ally
*/
CVarDefCont *pVar, *pVarTarg;
int iffCounter=0, iffGroup=0;
pVarTarg = pCharTarg->m_TagDefs.GetKey("FF_GROUP");
if ( pVarTarg )
{
iffGroup = pVarTarg->GetValNum();
pVar = m_TagDefs.GetKey("FF_FOE");
if ( pVar )
{
iffCounter = pVar->GetValNum();
if ( iffCounter & iffGroup )
{
// is an enemy
iHostility += 70;
}
} else {
pVar = m_TagDefs.GetKey("FF_ALLY");
if ( pVar )
{
iffCounter = pVar->GetValNum();
if ( iffCounter & iffGroup )
{
// is an ally
iHostility -= 70;
}
}
}
if ( iHostility > 100 )
iHostility = 100;
else if ( iHostility < -100 )
iHostility = -100;
TCHAR *pszTmp = Str_GetTemp();
sprintf(pszTmp,"char = %s, target = %s, iHostility = %d, iffGroup = %d, iffCounter = %d\n",GetName(),pCharTarg->GetName(),iHostility,iffGroup,iffCounter);
DEBUG_WARN((pszTmp));
}
#endif
return( iHostility );
}
