void Prophet::AI_STATE_AttackFar()
{
DFLOAT fHeight = (DFLOAT)fabs(m_vTargetPos.y - m_MoveObj.GetPos().y);
//SCHLEGZ 4/22/98 4:51:21 PM: sanity check
if(m_hTarget == DNULL)
{
if(fHeight <= m_vDims.y)
SetNewState(STATE_SearchVisualTarget);
else
ComputeState();
return;
}
m_fStimuli[SIGHT] = VEC_DIST(m_MoveObj.GetPos(),m_vTargetPos);
DBOOL bAbove = (m_vTargetPos.y - m_MoveObj.GetPos().y) > 0;
switch(Metacmd)
{
case 1:
MC_FaceTarget();
break;
case 2:
MC_BestWeapon();
break;
case 3:
if(m_fStimuli[SIGHT] <= (m_fSeeingDist * 0.75) || m_nCurMetacmd == MC_FIRE_STAND
|| m_nCurMetacmd == MC_FIRE_CROUCH || fHeight > m_vDims.y)
{
if((fHeight > m_vDims.y && !bAbove) || m_nCurMetacmd == MC_FIRE_CROUCH
|| m_fStimuli[HEALTH] < 0.5f)
{
MC_Fire_Crouch();
}
else
{
MC_Fire_Stand();
}
}
else
Metacmd++;
break;
case 4:
if(m_fStimuli[SIGHT] > (m_fSeeingDist * 0.75))
{
MC_FaceTarget();
Metacmd--;
if(!IsLedge(m_MoveObj.GetForwardVector()) && fHeight <= m_vDims.y
&& m_nCurMetacmd != MC_FIRE_CROUCH)
{
if(m_nInjuredLeg)
MC_Walk();
else
MC_Fire_Run();
}
else
{
MC_Fire_Crouch();
}
}
else
Metacmd++;
break;
case 5:
ComputeState();
break;
}
return;
}
void OpheliaAI::AI_STATE_AttackClose()
{
DFLOAT fHeight = (DFLOAT)fabs(m_vTargetPos.y - m_MoveObj.GetPos().y);
//SCHLEGZ 4/22/98 4:51:21 PM: sanity check
if(m_hTarget == DNULL && m_nCurMetacmd != MC_FIRE_STAND)
{
if(fHeight <= m_vDims.y)
SetNewState(STATE_SearchVisualTarget);
else
ComputeState();
return;
}
m_fStimuli[SIGHT] = VEC_DIST(m_MoveObj.GetPos(),m_vTargetPos);
DBOOL bAbove = (m_vTargetPos.y - m_MoveObj.GetPos().y) > 0;
CWeapon* pW = m_InventoryMgr.GetCurrentWeapon();
if(pW == DNULL)
{
SetNewState(STATE_Idle);
return;
}
switch(Metacmd)
{
case 1: MC_FaceTarget(); break;
case 2: MC_BestWeapon(); break;
case 3: if(m_fStimuli[SIGHT] <= (m_fSeeingDist * 0.33) || m_nCurMetacmd == MC_FIRE_STAND
|| m_nCurMetacmd == MC_FIRE_CROUCH)
{
if(m_nDodgeFlags & FORWARD || m_nDodgeFlags & BACKWARD || m_fStimuli[HEALTH] < 0.5f
|| m_nCurMetacmd == MC_FIRE_CROUCH || (fHeight > m_vDims.y && !bAbove)
|| pW->GetType() == WEAP_SNIPERRIFLE)
{
MC_Fire_Crouch();
}
else
{
MC_Fire_Stand();
}
}
else
Metacmd++;
break;
case 4: if(m_fStimuli[SIGHT] > (m_fSeeingDist * 0.33) && m_fStimuli[SIGHT] < (m_fSeeingDist * 0.5))
{
MC_FaceTarget();
Metacmd--;
if(!IsLedge(m_MoveObj.GetForwardVector()) && fHeight <= m_vDims.y
&& m_nCurMetacmd != MC_FIRE_CROUCH && pW->GetType() != WEAP_SNIPERRIFLE)
{
if(m_nInjuredLeg)
MC_Walk();
else
{
if(m_nDodgeFlags & FORWARD || m_nDodgeFlags & BACKWARD
|| m_fStimuli[HEALTH] < 0.5f)
MC_Fire_Crawl();
else
MC_Fire_Run();
}
}
else
{
MC_Fire_Crouch();
}
}
else
Metacmd++;
break;
case 5: ComputeState(); break;
}
return;
}
int CDestructable::CalculateHitLimb(DVector vDir, DVector vPos, DFLOAT fDamage)
{
CServerDE* pServerDE = BaseClass::GetServerDE();
if (!pServerDE || !m_hObject || !m_pInventoryMgr || !m_pAnim_Sound) return -1;
int nNode = -1;
DFLOAT fNodeDist = 0.0f, fDist = 999.0f, fTemp = 0.0f;
DVector vShot, vNewShot, vTemp, vObjDims, vNodePos, vZ;
DFLOAT fX, fY, ft;
DBOOL bStatus = DFALSE;
DRotation rRot;
if(pServerDE->GetModelAnimUserDims(m_hObject, &vObjDims, pServerDE->GetModelAnimation(m_hObject)) == DE_INVALIDPARAMS)
pServerDE->DebugOut("CalculateHitLimb() f****d up\r\n");
vTemp.x = (float)fabs(vDir.x);
vTemp.y = (float)fabs(vDir.y);
vTemp.z = (float)fabs(vDir.z);
if(vTemp.x > vTemp.y && vTemp.x > vTemp.z)
{
fTemp = vObjDims.x / vTemp.x;
}
else if(vTemp.y > vTemp.x && vTemp.y > vTemp.z)
{
fTemp = vObjDims.y / vTemp.y;
}
else if(vTemp.z > vTemp.x && vTemp.z > vTemp.y)
{
fTemp = vObjDims.z / vTemp.z;
}
VEC_MULSCALAR(vNewShot,vDir,fTemp);
VEC_ADD(vShot,vPos,vNewShot);
DVector vC;
VEC_SUB(vC,vShot,vPos);
fX = 1 / VEC_DOT(vC,vC);
fY = fX * -(VEC_DOT(vC,vPos));
for(int i = 0; i < NUM_STD_NODES; i++)
{
pServerDE->GetModelNodeHideStatus(m_hObject, szNodes[i], &bStatus);
if(!bStatus)
{
DBOOL bRet = pServerDE->GetModelNodeTransform(m_hObject, szNodes[i], &vNodePos, &rRot);
ft = VEC_DOT(vC,vNodePos) * fX + fY;
if(ft >= 0.0f && ft <= 1.0f)
{
VEC_ADDSCALED(vZ,vPos,vC, ft);
fNodeDist = VEC_DIST(vNodePos, vZ);
if(fNodeDist < fDist && fNodeDist <= m_pAnim_Sound->m_fHitSpheres[i])
{
fDist = fNodeDist;
nNode = i;
}
}
}
}
/*
//Do we leave a pass through mark behind us?
if(nNode != -1)
{
CWeapon *pW = m_pInventoryMgr->GetCurrentWeapon();
if(pW)
{
VEC_MULSCALAR(vTemp,vDir,-1.0f);
// TODO: combine sparks with weaponFX GK 8/27
// pW->AddSparks(vPos, vTemp, fDamage * 2.0f, m_hObject, SURFTYPE_FLESH);
// pW->AddBloodSpurt(vPos, vTemp, fDamage * 2.0f, m_hObject, SURFTYPE_FLESH);
// Took this out - more efficient to send one message. GK 8/27
// vTemp.x *= -1.0f;
// vTemp.z *= -1.0f;
// pW->AddBloodSpurt(vPos, vTemp, fDamage * 2.0f, m_hObject, SURFTYPE_FLESH);
IntersectQuery iq;
IntersectInfo ii;
// Set the intersection query values
iq.m_Flags = INTERSECT_OBJECTS | IGNORE_NONSOLID;
iq.m_FilterFn = DNULL;
iq.m_pUserData = DNULL;
VEC_COPY(iq.m_From, vPos);
VEC_ADDSCALED(iq.m_To, vPos, vDir, 75.0f);
// Apply a blood splat to the wall
if(pServerDE->IntersectSegment(&iq, &ii) && (ii.m_hObject == pServerDE->GetWorldObject()))
{
// pW->AddImpact(WFX_BLOODSPLAT, ii.m_Point, vDir, ii.m_Plane.m_Normal, fDamage * 2.0f,
// ii.m_hObject, SURFTYPE_FLESH);
// pW->AddSparks(ii.m_Point, ii.m_Plane.m_Normal, fDamage * 2.0f, ii.m_hObject, SURFTYPE_FLESH);
}
}
}
*/
return nNode;
}
LTBOOL CAISenseHearEnemyWeaponImpact::Update(HOBJECT hStimulus, LTFLOAT fTimeDelta)
{
if ( !IsCharacter(hStimulus) ) return LTFALSE;
CCharacter* pChar = (CCharacter*)g_pLTServer->HandleToObject(hStimulus);
CharFireInfo info;
pChar->GetLastFireInfo(info);
// Make sure this is a recent firing of the weapon...
if (info.fTime + 1.0 < g_pLTServer->GetTime() || info.nWeaponId == WMGR_INVALID_ID) return LTFALSE;
AMMO* pAmmo = g_pWeaponMgr->GetAmmo(info.nAmmoId);
if (!pAmmo || !pAmmo->pImpactFX) return LTFALSE;
// Get the Distance that the impact noise carries
LTFLOAT fWeaponImpactNoiseDistance = (LTFLOAT) pAmmo->pImpactFX->nAISoundRadius;
// Scale based on surface types
SURFACE* pSurf = g_pSurfaceMgr->GetSurface(info.eSurface);
_ASSERT(pSurf);
if ( pSurf && !pAmmo->pImpactFX->bAIIgnoreSurface )
{
fWeaponImpactNoiseDistance *= pSurf->fImpactNoiseModifier;
}
// Get the distance from the impact
LTFLOAT fDistance = VEC_DIST(info.vImpactPos, m_pAI->GetPosition());
// Are we close enough to hear? (or did it hit us?)
if ( (fDistance < (m_fDistance + fWeaponImpactNoiseDistance)) || (info.hObject == GetAI()->GetObject()) )
{
React();
// Record the Timestamp
m_fTimestamp = info.fTime;
return LTTRUE;
}
else
{
// If it hit a character (forget if we like him or not), and we can see that character, react.
if ( info.hObject && IsCharacter(info.hObject) && (fDistance < (500.0f)) )
{
LTVector vPosition;
g_pLTServer->GetObjectPos(info.hObject, &vPosition);
LTBOOL bVisible = LTFALSE;
if ( m_pAI->CanSeeThrough() )
{
bVisible = m_pAI->IsObjectPositionVisibleFromEye(CAI::SeeThroughFilterFn, CAI::SeeThroughPolyFilterFn, info.hObject, vPosition, (250000.0f), LTTRUE);
}
else
{
bVisible = m_pAI->IsObjectPositionVisibleFromEye(CAI::DefaultFilterFn, NULL, info.hObject, vPosition, (250000.0f), LTTRUE);
}
if ( bVisible )
{
React();
// Record the Timestamp
m_fTimestamp = info.fTime;
return LTTRUE;
}
}
}
return LTFALSE;
}
void CultistAI::AI_STATE_Escape_RunAway()
{
if(Metacmd > 1)
{
int nStimType = ComputeStimuli();
if(nStimType > 0)
{
ComputeState(nStimType);
return;
}
}
DFLOAT fDim = (DFLOAT)sqrt((m_vDims.x * m_vDims.x) + (m_vDims.z * m_vDims.z)) + 0.1f;
switch(Metacmd)
{
case 1: m_hTrackObject = FindObjectInRadius(m_pServerDE->GetClass("ExitHint"), m_fSeeingDist, FIND_VISIBLE | FIND_AVOID_TARGET);
if(m_hTrackObject)
{
m_pServerDE->GetObjectPos(m_hTrackObject,&m_vTrackObjPos);
MC_FacePos(m_vTrackObjPos);
if(!m_MoveObj.CalculatePath(m_vTrackObjPos))
SetNewState(STATE_Escape_Hide);
}
else
SetNewState(STATE_AttackFar);
break;
case 2:
{
DVector* pvPos = m_MoveObj.GetNextPathPoint();
if(pvPos)
MC_FacePos(*pvPos);
else
SetNewState(STATE_Escape_Hide);
break;
}
case 3:
{
DVector vPoint = *m_MoveObj.GetNextPathPoint();
vPoint.y = m_MoveObj.GetPos().y;
if(VEC_DIST(vPoint, m_MoveObj.GetPos()) <= fDim/2)
{
if(!m_MoveObj.MoveToNextPathPoint())
{
MC_FacePos(m_vTargetPos);
}
else
{
Metacmd = 2;
}
}
else
MC_Run();
break;
}
case 4: ComputeState(); break;
}
return;
}
void CivilianAI::AI_STATE_Escape_RunAway()
{
DVector vDims;
m_pServerDE->GetObjectDims(m_hObject,&vDims);
DFLOAT fDim = (DFLOAT)sqrt((vDims.x * vDims.x) + (vDims.z * vDims.z)) + 0.1f;
switch(Metacmd)
{
case 1:
{
m_hTrackObject = FindObjectInRadius(m_pServerDE->GetClass("ExitHint"), m_fSeeingDist, FIND_VISIBLE);
if(m_hTrackObject)
{
m_pServerDE->GetObjectPos(m_hTrackObject,&m_vTrackObjPos);
DFLOAT fDist = VEC_DIST(m_vTrackObjPos, m_MoveObj.GetPos());
if(fDist <= fDim/2)
{
SetNewState(STATE_Escape_Hide);
break;
}
MC_FacePos(m_vTrackObjPos);
DRotation rRot;
DVector vU, vR, vF, vMyF;
m_pServerDE->GetObjectRotation(m_hTrackObject, &rRot);
m_pServerDE->GetRotationVectors(&rRot, &vU, &vR, &vF);
VEC_COPY(vMyF, m_MoveObj.GetForwardVector());
DFLOAT fHintDp = (vMyF.x * vF.x) + (vMyF.y * vF.y) + (vMyF.z * vF.z);
if(fHintDp > 0)
{
if(!m_MoveObj.CalculatePath(m_vTrackObjPos))
SetNewState(STATE_Escape_Hide);
}
else
SetNewState(STATE_Escape_Hide);
}
else
SetNewState(STATE_Escape_Hide);
break;
}
case 2:
{
DVector* pvPos = m_MoveObj.GetNextPathPoint();
if(pvPos)
MC_FacePos(*pvPos);
else
SetNewState(STATE_Escape_RunAway);
break;
}
case 3:
{
DVector vPoint = *m_MoveObj.GetNextPathPoint();
vPoint.y = m_MoveObj.GetPos().y;
if(VEC_DIST(vPoint, m_MoveObj.GetPos()) <= fDim/2)
{
if(!m_MoveObj.MoveToNextPathPoint())
{
MC_FacePos(m_vTargetPos);
}
else
{
Metacmd = 2;
}
}
else
MC_Run();
break;
}
case 4: ComputeState(); break;
}
return;
}
DVector CMovement::FindShortestTurn(DVector vStart, DRotation* prRot, DFLOAT fMoveLen)
{
CServerDE* pServerDE = BaseClass::GetServerDE();
if (!pServerDE) return vStart;
DVector vDir, vEnd, vCurPos;
DVector vUp,vRight,vForward,vLeft;
VEC_COPY(vCurPos, vStart);
IntersectQuery IQuery;
IntersectInfo ii;
DFLOAT fLeftDist = 0.0f, fRightDist = 0.0f, fMaxDist = 0.0f;
pServerDE->GetRotationVectors(prRot,&vUp,&vRight,&vForward);
VEC_MULSCALAR(vLeft,vRight,-1.0f); //create the left rotation vector
IQuery.m_Flags = INTERSECT_OBJECTS | IGNORE_NONSOLID;
IQuery.m_FilterFn = DNULL;
//get the farthest left we could travel
VEC_COPY(IQuery.m_From,vCurPos);
VEC_COPY(IQuery.m_Direction,vLeft);
if(pServerDE->CastRay(&IQuery,&ii))
{
fMaxDist = fLeftDist = VEC_DIST(vCurPos,ii.m_Point);
}
//now get the farthest right
VEC_COPY(IQuery.m_Direction,vRight);
if(pServerDE->CastRay(&IQuery,&ii))
{
fRightDist = VEC_DIST(vCurPos,ii.m_Point);
if(fRightDist > fMaxDist)
fMaxDist = fRightDist;
}
//travel the obstacle in both directions looking for a clearing
VEC_INIT(vDir);
VEC_MULSCALAR(vEnd,vForward,fMoveLen + 5.0f);
for(float fWidth = fMoveLen; !(fWidth >= fRightDist && fWidth >= fLeftDist); fWidth += fMoveLen)
{
//Check the right side
if(fWidth < fRightDist)
{
VEC_ADDSCALED(IQuery.m_From,vCurPos,vRight,fWidth);
VEC_ADD(IQuery.m_To,IQuery.m_From,vEnd);
if(!pServerDE->IntersectSegment(&IQuery,&ii))
{
VEC_ADDSCALED(IQuery.m_From,IQuery.m_From,vRight,fWidth/2);
pServerDE->AlignRotation(prRot, &vLeft, &m_vUp);
return IQuery.m_From;
}
}
//Check the left side
if(fWidth < fLeftDist)
{
VEC_ADDSCALED(IQuery.m_From,vCurPos,vLeft,fWidth);
VEC_ADD(IQuery.m_To,IQuery.m_From,vEnd);
if(!pServerDE->IntersectSegment(&IQuery,&ii))
{
VEC_ADDSCALED(IQuery.m_From,IQuery.m_From,vLeft,fWidth/2);
pServerDE->AlignRotation(prRot, &vRight, &m_vUp);
return IQuery.m_From;
}
}
}
return vStart;
}
DBOOL CMovement::CalculatePath(DVector vDestPos)
{
CServerDE* pServerDE = BaseClass::GetServerDE();
if (!pServerDE) return DFALSE;
DVector vDims, vTest;
DRotation rRot;
//sanity check to make sure vDestPos is valid
VEC_INIT(vTest);
if(VEC_DIST(vTest, vDestPos) <= 0)
return DFALSE;
IntersectQuery IQuery;
IntersectInfo IInfo;
IQuery.m_Flags = INTERSECT_OBJECTS;
IQuery.m_FilterFn = DNULL;
// LARGE_INTEGER start;
// QueryPerformanceCounter(&start);
//clear the path list out
Term();
//get the parent's dims
pServerDE->GetObjectDims(m_hObject,&vDims);
DFLOAT fDim = (DFLOAT)sqrt((vDims.x * vDims.x) + (vDims.z * vDims.z)) + 0.1f;
if(!ClearToPoint(m_vPos, vDestPos,vDims, &IInfo))
{
VEC_ADDSCALED(IInfo.m_Point,IInfo.m_Point, IInfo.m_Plane.m_Normal, fDim - 0.1f)
AddPosToPathList(IInfo.m_Point);
//align a test rotation to the obstacles normal and retrieve the rotation vectors
VEC_MULSCALAR(IInfo.m_Plane.m_Normal, IInfo.m_Plane.m_Normal, -1.0f);
pServerDE->AlignRotation(&rRot, &(IInfo.m_Plane.m_Normal), &m_vUp);
DVector vTurnPoint = FindShortestTurn(IInfo.m_Point, &rRot, fDim);
if(VEC_DIST(vTurnPoint, IInfo.m_Point) <= 0.0f)
return DFALSE;
AddPosToPathList(vTurnPoint);
DVector vU,vR,vF;
pServerDE->GetRotationVectors(&rRot,&vU,&vR,&vF);
vTurnPoint = FindTurn(vTurnPoint, vF, IInfo.m_Plane.m_Normal, fDim, fDim);
if(VEC_DIST(vTurnPoint, vDestPos) <= 0.0f)
return DFALSE;
if(ClearToPoint(vTurnPoint, vDestPos, vDims, &IInfo))
{
AddPosToPathList(vTurnPoint);
AddPosToPathList(vDestPos);
// ConsolidatePath();
}
else
return DFALSE;
}
else
AddPosToPathList(vDestPos);
/* LARGE_INTEGER end;
QueryPerformanceCounter(&end);
pServerDE->DebugOut("Shortest Path Computed: %u ticks\r\n", (unsigned long)(end.QuadPart - start.QuadPart));
*/
return DTRUE;
}
void GremlinAI::AI_STATE_AttackFar()
{
//SCHLEGZ 4/22/98 4:51:21 PM: sanity check
if(m_hTarget == DNULL)
{
ComputeState();
return;
}
DFLOAT fHeight = (DFLOAT)fabs(m_vTargetPos.y - m_MoveObj.GetPos().y);
m_fStimuli[SIGHT] = VEC_DIST(m_MoveObj.GetPos(),m_vTargetPos);
DBOOL bAbove = (m_vTargetPos.y - m_MoveObj.GetPos().y) > 0;
MC_FaceTarget();
Metacmd--;
switch(Metacmd)
{
case 1: {
if (m_nCurMetacmd != MC_TAUNT_BOLD) {
if (IsRandomChance(40))
{
MC_Taunt_Bold();
Metacmd--;
}
else
Metacmd++;
}
else
{
if(m_pServerDE->GetModelPlaybackState(m_hObject) & MS_PLAYDONE)
Metacmd++;
}
break;
}
case 2: if(m_fStimuli[SIGHT] <= (m_fSeeingDist * 0.75) || m_nCurMetacmd == MC_FIRE_STAND
|| (bAbove && fHeight > m_vDims.y))
{
MC_Fire_Stand();
}
else
{
if(m_fStimuli[SIGHT] < (m_fSeeingDist * 0.33))
ComputeState();
else
MC_Walk();
}
break;
case 3: if((m_fStimuli[SIGHT] < (m_fSeeingDist * 0.33)) && m_nCurMetacmd != MC_JUMP)
{
ComputeState();
}
else if(m_fStimuli[SIGHT] < (m_fSeeingDist * 0.4) || m_nCurMetacmd == MC_JUMP
|| IsLedge(m_MoveObj.GetForwardVector()))
{
MC_Jump();
} else Metacmd++;
break;
default: ComputeState(); break;
}
return;
}