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KF2-Dev-Scripts/KFGame/Classes/KFGoreManager.uc
2020-12-13 18:01:13 +03:00

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//=============================================================================
// KFGoreManager
//=============================================================================
// Manager class for gore related effects
//=============================================================================
// Killing Floor 2
// Copyright (C) 2015 Tripwire Interactive LLC
// - Sakib Saikia 12/3/2012
//=============================================================================
class KFGoreManager extends Actor
native(Effect)
config(Game);
`include(KFProfileSettings.uci);
/**
* Predefined values
*/
`define BLOOD_SPLATTER_TRACE_LENGTH 500.f
`define BLOOD_POOL_TRACE_LENGTH 250.f
`define WOUND_DECAL_GORE_LEVEL 1
`define BLOOD_SPLATTER_GORE_LEVEL 1
`define BLOOD_POOL_GORE_LEVEL 1
`define MUTILATION_GORE_LEVEL 0
`define HEADLESS_GORE_LEVEL 2
`define GIB_SPLAT_COOLDOWN 0.08
/**
* Transient Values managed outside of class
*/
var transient int DesiredGoreLevel;
/**
* Effect Lifetimes
*/
var globalconfig float GoreFXLifetimeMultiplier;
var globalconfig float BodyWoundDecalLifetime;
var globalconfig float BloodSplatterLifetime;
var globalconfig float BloodPoolLifetime;
var globalconfig float GibletLifetime;
/**
* Effect Dimensions
*/
var globalconfig float BloodSplatSize;
var globalconfig float BloodPoolSize;
/**
* Decal Limits
*/
var globalconfig int MaxBodyWoundDecals;
var globalconfig int MaxBloodSplatterDecals;
var globalconfig int MaxBloodPoolDecals;
var globalconfig bool bAllowBloodSplatterDecals;
/**
* Decal managers
*/
var transient DecalManager BodyWoundDecalManager;
var transient DecalManager BloodSplatterDecalManager;
var transient DecalManager BloodPoolDecalManager;
/**
* Emitter Limits
*/
var globalconfig int MaxBloodEffects;
var globalconfig int MaxGoreEffects;
/**
* Emitter Pools
*/
var transient EmitterPool BloodFXEmitterPool;
var transient EmitterPool MiscGoreFXEmitterPool;
/**
* Dead Pawns
*/
var array<KFPawn> CorpsePool;
var globalconfig int MaxDeadBodies;
var float MaxCorpseOffscreenTime;
var float MaxCorpseOffscreenDistance;
/**
* Persistent Splatters
*/
var globalconfig float PersistentSplatTraceLength;
var globalconfig int MaxPersistentSplatsPerFrame;
struct native PersistentSplatInfo
{
var vector Location;
var vector Normal;
var float Scale;
var bool bRandomize;
var float TraceLength;
structcpptext
{
FPersistentSplatInfo() {}
FPersistentSplatInfo(FVector InLocation, FVector InNormal, FLOAT InScale, UBOOL InRandomize, FLOAT TraceLength) :
Location(InLocation),
Normal(InNormal),
Scale(InScale),
bRandomize(InRandomize),
TraceLength(TraceLength) {}
}
};
/* Cyclic buffer that contains the persistent splat generators for this frame */
var transient array<PersistentSplatInfo> CurrentSplats;
var transient int CurrentSplatIdx;
var transient array<TWSplatterMapTexture2D> CachedSplattermaps;
/**
* Debugging
*/
var bool bShowPersistentBloodTraces; // Set to TRUE if you want to see the line traces
var bool bLogGore;
event PostBeginPlay()
{
local KFGameEngine KFGE;
local KFProfileSettings KFPS;
Super.PostBeginPlay();
if(!class'WorldInfo'.static.IsConsoleBuild())
{
// Legacy support
DesiredGoreLevel = class'GameInfo'.default.GoreLevel;
}
else
{
KFGE = KFGameEngine(class'Engine'.static.GetEngine());
KFPS = KFProfileSettings(KFGE.OnlineSubsystem.PlayerInterface.GetProfileSettings(KFGE.GamePlayers[0].ControllerId));
DesiredGoreLevel = KFPS.GetProfileInt(KFID_GoreLevel);
`QAlog(`location@`showvar(KFGE)@`showvar(KFPS)@`showvar(DesiredGoreLevel), true);
}
if( WorldInfo.NetMode != NM_DedicatedServer )
{
// Wound decal manager
BodyWoundDecalManager = Spawn(class'DecalManager', self,, vect(0,0,0), rot(0,0,0));
BodyWoundDecalManager.MaxActiveDecals = MaxBodyWoundDecals;
// Blood splatter decal manager
BloodSplatterDecalManager = Spawn(class'DecalManager', self,, vect(0,0,0), rot(0,0,0));
BloodSplatterDecalManager.MaxActiveDecals = MaxBloodSplatterDecals;
// Blood pool decal manager
BloodPoolDecalManager = Spawn(class'DecalManager', self,, vect(0,0,0), rot(0,0,0));
BloodPoolDecalManager.MaxActiveDecals = MaxBloodPoolDecals;
// Emitter pool for blood FX such as jets, trails, etc.
// Note : Blood spray is handled as part of the impact effect system. See PlayImpactParticleEffect()
BloodFXEmitterPool = Spawn(class'EmitterPool', self,, vect(0,0,0), rot(0,0,0));
BloodFXEmitterPool.MaxActiveEffects = MaxBloodEffects;
// Emitter pool for misc gore FX such as obliteration, custom dismemberment FX, etc.
MiscGoreFXEmitterPool = Spawn(class'EmitterPool', self,, vect(0,0,0), rot(0,0,0));
MiscGoreFXEmitterPool.MaxActiveEffects = MaxGoreEffects;
// clamp settings
MaxDeadBodies = Max(MaxDeadBodies, 4);
}
}
/*********************************************************************************************
* Body Wound
*********************************************************************************************/
simulated function LeaveABodyWoundDecal(KFpawn InPawn, vector InHitLocation, vector InHitDirection, name InHitZone, name InHitBone, class<KFDamageType> DmgType)
{
local vector HitDirection;
local vector DecalProjLocation;
local rotator DecalOrientation;
local DecalComponent WoundDecal;
local MaterialInterface WoundMIC;
local SkeletalMeshComponent HitComponent;
local float BodyWoundDecalWidth, BodyWoundDecalHeight;
if( WorldInfo.NetMode == NM_DedicatedServer || WorldInfo.bDropDetail )
return;
if( DesiredGoreLevel <= `WOUND_DECAL_GORE_LEVEL )
{
if ( DmgType != None && DmgType.default.BodyWoundDecalMaterials.length > 0 )
{
WoundMIC = DmgType.default.BodyWoundDecalMaterials[rand(DmgType.default.BodyWoundDecalMaterials.length)];
BodyWoundDecalWidth = DmgType.default.BodyWoundDecalWidth;
BodyWoundDecalHeight = DmgType.default.BodyWoundDecalHeight;
}
if( WoundMIC != None )
{
HitDirection = Normal(InHitDirection);
DecalProjLocation = InHitLocation - 10*HitDirection; // Move the projection location slightly away from the actual impact location
DecalOrientation = rotator(-HitDirection);
// Pick the right mesh basedon the hit zone
if( (InHitZone == 'head' || InHitZone == 'neck') &&
InPawn.ThirdPersonHeadMeshComponent != none )
{
HitComponent = InPawn.ThirdPersonHeadMeshComponent;
}
else
{
HitComponent = InPawn.Mesh;
}
WoundDecal = BodyWoundDecalManager.SpawnDecal(
WoundMIC,
DecalProjLocation, DecalOrientation,
BodyWoundDecalWidth, BodyWoundDecalHeight, 50.0f,
false,, HitComponent,
false, true, InHitBone,
,, BodyWoundDecalLifetime * GoreFXLifetimeMultiplier);
WoundDecal.bNoClip = true;
}
}
}
/*********************************************************************************************
* Blood Splatter
*********************************************************************************************/
/** Leaves a persistent blood splat on level geometry
bForceUpdate will force immediate update instead of queueing it up in the cyclic buffer
*/
simulated native final function LeaveAPersistentBloodSplat(vector HitLoc, vector HitNorm, optional float BloodScale = 1.0, optional bool bRandomizeBloodScale = true, optional bool bForceUpdate = false, optional float TraceLength = PersistentSplatTraceLength);
/** Helper function for LeaveAPersistentBloodSplat. Traces agains geometry and updates the splattermaps */
simulated native final function PerformTraceAndUpdateSplattermap(const out PersistentSplatInfo InSplat);
/** Clears all persistent blood splats in the world. The splats are automatically cleared on map reload.
Use this function only if you want to clear them during the match. */
native final function ClearPersistentBloodSplats();
/** Cache the splattermaps currently used by the level */
native final function CacheCurrentSplattermaps();
/** Perform traces and update splattermap textures */
native final function FlushPersistentBloodSplats();
/** Spawn persistent blood effects */
simulated function CausePersistentBlood(KFPawn_Monster InPawn, class<KFDamageType> InDmgType, vector InHitLocation, vector InHitDirection, int InHitZoneIndex, bool bIsDismeberingHit, bool bWasObliterated)
{
local array<vector> HitSpread;
local float BloodScale;
local int i;
//If we have an invalid hit zone, don't spawn blood
if (InHitZoneIndex > InPawn.HitZones.Length)
{
return;
}
//Allow damage type to add more spread to the hit direction based its type.
HitSpread.Remove(0, HitSpread.length);
InDmgType.static.AddBloodSpread(InPawn, InHitDirection, HitSpread, bIsDismeberingHit, bWasObliterated);
// Allow damage type to modify the blood scale to be applied
// (taking into account the damage scale of the hit zone)
// Note: if we need more control over the scale we can decouple it from
// damage scale and use a custom "BloodScale" for each hit zone.
BloodScale = InDmgType.static.GetBloodScale(InHitZoneIndex != 255 ? InPawn.HitZones[InHitZoneIndex].DmgScale : 1.f, bIsDismeberingHit, bWasObliterated);
for( i=0; i<HitSpread.length; i++ )
{
LeaveAPersistentBloodSplat(InHitLocation, HitSpread[i], BloodScale);
}
}
/** Leaves a temporary blood decal on level geometry */
simulated function LeaveABloodSplatterDecal(KFPawn InPawn, vector HitLoc, vector HitNorm )
{
local Actor TraceActor;
local vector TraceHitLoc, TraceHitNorm;
local vector TraceDest, TraceStart;
local vector TraceExtent;
local TraceHitInfo HitInfo;
local int DecalScaler;
if( WorldInfo.NetMode == NM_DedicatedServer || WorldInfo.bDropDetail || !bAllowBloodSplatterDecals )
return;
if( DesiredGoreLevel <= `BLOOD_SPLATTER_GORE_LEVEL )
{
TraceStart = HitLoc;
TraceDest = HitLoc + normal(HitNorm) * `BLOOD_SPLATTER_TRACE_LENGTH;
TraceActor = Trace(TraceHitLoc, TraceHitNorm, TraceDest, TraceStart, false, TraceExtent, HitInfo, TRACEFLAG_PhysicsVolumes );
// START DEBUG
// DrawDebugLine(TraceDest, TraceStart, 255, 0, 0, true);
// DrawDebugSphere(TraceStart, 5, 20, 0, 255, 0, true);
// DrawDebugSphere(TraceDest, 5, 20, 0, 0, 255, true);
// END DEBUG
if (TraceActor != None && Pawn(TraceActor) == None)
{
DecalScaler = Rand(50);
BloodSplatterDecalManager.SpawnDecal(
InPawn.BloodSplatterDecalMaterials[Rand(InPawn.BloodSplatterDecalMaterials.Length)],
TraceHitLoc, rotator(-TraceHitNorm),
BloodSplatSize + DecalScaler, BloodSplatSize + DecalScaler, 50,
false,,,,,,,,
BloodSplatterLifetime * GoreFXLifetimeMultiplier);
}
}
}
simulated function float GetTimeBetweenGibBloodSplats()
{
return `GIB_SPLAT_COOLDOWN;
}
/*********************************************************************************************
* Blood Pool
*********************************************************************************************/
simulated function LeaveABloodPoolDecal(KFPawn InPawn)
{
local Actor TraceActor;
local vector TraceHitLocation, TraceHitNormal;
local vector TraceDest, TraceStart;
local TraceHitInfo HitInfo;
local MaterialInstanceTimeVarying MITV_Decal;
local int DecalScaler;
local name OriginBone;
if( WorldInfo.bDropDetail )
{
return;
}
if( DesiredGoreLevel <= `BLOOD_POOL_GORE_LEVEL )
{
// If given bone is valid, trace from its world space location. Otherwise, trace from root bone
OriginBone = InPawn.CharacterArch.BloodPoolOriginBoneName;
if( OriginBone != '' && InPawn.mesh.MatchRefBone(OriginBone) != INDEX_NONE )
{
TraceStart = InPawn.mesh.GetBoneLocation(OriginBone);
}
else
{
TraceStart = InPawn.mesh.GetBoneLocation(InPawn.mesh.GetBoneName(0));
}
TraceDest = TraceStart + `BLOOD_POOL_TRACE_LENGTH * vect(0,0,-1);
TraceActor = Trace(TraceHitLocation, TraceHitNormal, TraceDest, TraceStart, false,, HitInfo, TRACEFLAG_PhysicsVolumes);
if( TraceActor != none && Pawn(TraceActor) == none )
{
MITV_Decal = new(Outer) class'MaterialInstanceTimeVarying';
MITV_Decal.SetParent(InPawn.BloodPoolDecalMaterials[Rand(InPawn.BloodPoolDecalMaterials.Length)]);
MITV_Decal.SetDuration(BloodPoolLifetime * GoreFXLifetimeMultiplier);
DecalScaler = Rand(25);
BloodPoolDecalManager.SpawnDecal(
MITV_Decal,
TraceHitLocation, rotator(-TraceHitNormal),
BloodPoolSize + DecalScaler, BloodPoolSize + DecalScaler, 32,
false,,,true,false,,,,
BloodPoolLifetime * GoreFXLifetimeMultiplier);
}
}
}
/*********************************************************************************************
* Dismemberment
*********************************************************************************************/
simulated final function bool AllowMutilation()
{
return DesiredGoreLevel <= `MUTILATION_GORE_LEVEL;
}
simulated final function bool AllowHeadless()
{
return DesiredGoreLevel <= `HEADLESS_GORE_LEVEL;
}
/** Spawns blood effects due to limb dismemberment or gibbing
@InPawn Affected pawn
@DismemberedBone Bone used to calculate attachment transform, etc.
@BloodJets Species the blood jet behavior
@BloodTrails Species the blood trail behavior
@BloodMICParams Species the blood overlay behavior
*/
simulated final function AttachMutilationBloodEffects(
KFPawn_Monster InPawn,
Name DismemberedBone,
optional array<BloodJetSettings> BloodJets,
optional array<BloodTrailSettings> BloodTrails,
optional array<name> BloodMICParams)
{
local name ParentBone;
local int ParentBoneIndex, DismemberedBoneIndex, BloodParamIndex, BloodJetIndex, BloodTrailIndex, MICIndex;
local SkeletalMeshComponent SkelMesh;
local vector OffsetFromParentBone, TranslationFromParentBone, ParentBoneFaceDir;
local bool bOppositeFacing;
local KFCharacterInfo_Monster MonsterInfo;
if( WorldInfo.NetMode == NM_DedicatedServer )
return;
if( InPawn != none && InPawn.mesh != none )
{
MICIndex = 0;
if (InPawn.CharacterMICs.Length > InPawn.GetCharacterInfo().GoreFXMICIdx)
{
MICIndex = InPawn.GetCharacterInfo().GoreFXMICIdx;
}
//
// Activate the blood splat on the body MIC
// NOTE: 0.f activates the blood 1.f deactivates it
//
for( BloodParamIndex = 0; BloodParamIndex < BloodMICParams.length; BloodParamIndex++ )
{
InPawn.CharacterMICs[MICIndex].SetScalarParameterValue(BloodMICParams[BloodParamIndex], 0.f);
}
if ( WorldInfo.bDropDetail )
{
return; // MIC params only
}
SkelMesh = InPawn.mesh;
ParentBone = SkelMesh.GetParentBone(DismemberedBone);
DismemberedBoneIndex = SkelMesh.MatchRefBone(DismemberedBone);
ParentBoneIndex = SkelMesh.MatchRefBone(ParentBone);
MonsterInfo = InPawn.GetCharacterMonsterInfo();
if( DismemberedBoneIndex != INDEX_None && ParentBoneIndex != INDEX_NONE && MonsterInfo != none )
{
// Get the offset of the dismembered bone from the parent bone. We need to attach
// the blood to the parent bone but offset to the position where the dismembered bone was.
OffsetFromParentBone = SkelMesh.LocalAtoms[DismemberedBoneIndex].Translation;
// Because the bones on the left and right side of the character are flipped in direction
// we need to procedurally figure out which way the parent bone is facing. If the parent bone
// is facing away from the dismembered bone, we need to flip the rotation of the attached jet.
TranslationFromParentBone = SkelMesh.SpaceBases[DismemberedBoneIndex].Translation - SkelMesh.SpaceBases[ParentBoneIndex].Translation;
ParentBoneFaceDir = SkelMesh.GetBoneAxis(ParentBone, AXIS_X);
bOppositeFacing = normal(TranslationFromParentBone) dot ParentBoneFaceDir < 0.f ? true : false;
//
// Attach blood jets
//
for( BloodJetIndex = 0; BloodJetIndex < BloodJets.length; BloodJetIndex++ )
{
if( BloodJets[BloodJetIndex].bAttachToSocket )
{
BloodFXEmitterPool.SpawnEmitterMeshAttachment(
BloodJets[BloodJetIndex].ParticleSystemTemplate,
SkelMesh,
BloodJets[BloodJetIndex].SocketName,
true);
}
else
{
BloodFXEmitterPool.SpawnEmitterMeshAttachment(
BloodJets[BloodJetIndex].ParticleSystemTemplate,
SkelMesh, ParentBone, false,
OffsetFromParentBone,
bOppositeFacing ? rot(0,32768,0) : rot(0,0,0));
}
}
//
// Attach blood trail to dismembered bone
//
for( BloodTrailIndex = 0; BloodTrailIndex < BloodTrails.length; BloodTrailIndex++ )
{
if( BloodTrails[BloodTrailIndex].bAttachToSocket )
{
BloodFXEmitterPool.SpawnEmitterMeshAttachment(
BloodTrails[BloodTrailIndex].ParticleSystemTemplate,
SkelMesh,
BloodTrails[BloodTrailIndex].SocketName,
true);
}
else
{
BloodFXEmitterPool.SpawnEmitterMeshAttachment(
BloodTrails[BloodTrailIndex].ParticleSystemTemplate,
SkelMesh, DismemberedBone, false,,
bOppositeFacing ? rot(0,0,0) : rot(0,32768,0));
}
}
}
}
}
/** Breaks off a joint in the physics asset of the pawn's mesh
@return true if successful, or false if the constraint cannot be broken or is already broken
*/
simulated final function bool BreakConstraint(
KFPawn_Monster InPawn,
Name InBoneName,
optional class<KFDamageType> InDmgType,
optional bool bToggleWeightsOnly = false)
{
local int JointIndex, DependencyIdx, DependentBoneIdx;
local DependentBreakSettings CurrentBreakDependency;
local KFCharacterInfo_Monster MonsterInfo;
local ParticleSystemComponent PSC;
if( WorldInfo.NetMode == NM_DedicatedServer )
return false;
if( InPawn.mesh == none )
{
`if(`notdefined(ShippingPC))
`warn(WorldInfo.TimeSeconds @ self @ GetFuncName() @ "Tried to dismember a mesh with no gore skeleton!!");
ScriptTrace();
`endif
return false;
}
MonsterInfo = InPawn.GetCharacterMonsterInfo();
if( InPawn != none &&
!InPawn.Mesh.IsBrokenConstraint(InBoneName) &&
MonsterInfo != none )
{
// Keep track that broke at least one constraint off this gore mesh.
InPawn.bHasBrokenConstraints = TRUE;
if( bToggleWeightsOnly )
{
// switch to alternate weights only
InPawn.Mesh.ToggleAlternateBoneWeights(InBoneName);
}
else
{
// break primary constraint and switch to alternate weights
InPawn.Mesh.BreakConstraint(InBoneName);
}
// Attach a gore chunk if specified
InPawn.HandleGoreChunkAttachments(InBoneName);
if ( InDmgType != None )
{
for( JointIndex = 0; JointIndex < MonsterInfo.GoreJointSettings.length; JointIndex++ )
{
if( MonsterInfo.GoreJointSettings[JointIndex].HitBoneName == InBoneName )
{
for( DependencyIdx = 0;
DependencyIdx < MonsterInfo.GoreJointSettings[JointIndex].DependentBreakGore.length;
DependencyIdx++ )
{
CurrentBreakDependency = MonsterInfo.GoreJointSettings[JointIndex].DependentBreakGore[DependencyIdx];
// If the dependancy is either not constrained to any damage types or
// has the damage type in the list of constraints
if( (CurrentBreakDependency.ConstrainToDamageGroups.length == 0 ||
CurrentBreakDependency.ConstrainToDamageGroups.Find(DGT_None) != INDEX_None ||
CurrentBreakDependency.ConstrainToDamageGroups.Find(InDmgType.default.GoreDamageGroup) != INDEX_None))
{
for( DependentBoneIdx = 0;
DependentBoneIdx < CurrentBreakDependency.DependentBones.length;
DependentBoneIdx++)
{
//`log(GetFuncName()@"Breaking "@CurrentBreakDependency.DependentBones[DependentBoneIdx].BoneName@"because"@InBoneName@"was broken!");
InPawn.Mesh.BreakConstraint(CurrentBreakDependency.DependentBones[DependentBoneIdx].BoneName);
// Blood effects
AttachMutilationBloodEffects(
InPawn,
CurrentBreakDependency.DependentBones[DependentBoneIdx].BoneName,
CurrentBreakDependency.DependentBones[DependentBoneIdx].BloodJets,
CurrentBreakDependency.DependentBones[DependentBoneIdx].BloodTrails,
CurrentBreakDependency.DependentBones[DependentBoneIdx].BloodMICParamName);
// Spawn additional effect if specified
if( CurrentBreakDependency.DependentBones[DependentBoneIdx].ParticleSystemTemplate != none )
{
// NVCHANGE_BEGIN: JCAO - Apply the lightingChannel for the particle from the pawn
PSC = MiscGoreFXEmitterPool.SpawnEmitter(
CurrentBreakDependency.DependentBones[DependentBoneIdx].ParticleSystemTemplate,
InPawn.mesh.GetBoneLocation(
CurrentBreakDependency.DependentBones[DependentBoneIdx].BoneName)
);
PSC.SetLightingChannels(InPawn.PawnLightingChannel);
// NVCHANGE_END: JCAO - Apply the lightingChannel for the particle from the pawn
}
// Attach a gore chunk if specified
InPawn.HandleGoreChunkAttachments(CurrentBreakDependency.DependentBones[DependentBoneIdx].BoneName);
}
}
}
}
}
}
return true;
}
return false;
}
/** Break-off, hide bone, and play associated effects */
simulated function CrushBone(KFPawn_Monster InPawn, name InHitBoneName)
{
if ( AllowMutilation() )
{
// For simplicity, just call the 'conditional' version with bForceApply=true
ConditionalApplyPartialGore(InPawn, none, InPawn.mesh.GetBoneLocation(InHitBoneName), vect(0,0,0), InHitBoneName, true);
}
else
{
// shrink bone without gore FX
if( BreakConstraint(InPawn, InHitBoneName,,true) )
{
InPawn.mesh.HideBoneByName(InHitBoneName, PBO_Term);
}
}
}
/** Check if partial gore can be applied on the hit bone for the specified damage type.
If yes, then apply by chipping one or more of the partial break bones.
@return true if partial gore was successfully applied
*/
simulated function bool ConditionalApplyPartialGore(
KFPawn_Monster InPawn,
class<KFDamageType> InDmgType,
vector InHitLocation,
vector InHitDirection,
name InHitBoneName,
optional bool bForceApply)
{
local int i, JointIndex, PartialBreakIndex, ClosestBoneIndex;
local name ClosestBone;
local array<name> ClosestBoneList;
local KFCharacterInfo_Monster MonsterInfo;
local PartialBreakSettings CurrentPartialBreak;
local array<name> SearchBoneList;
local ParticleSystemComponent PSC;
MonsterInfo = InPawn.GetCharacterMonsterInfo();
// Find the gore joint settings corresponding to the hit bone
for( JointIndex = 0; JointIndex < MonsterInfo.GoreJointSettings.length; JointIndex++ )
{
if( MonsterInfo.GoreJointSettings[JointIndex].HitBoneName == InHitBoneName )
{
// Check all the partial breaks of the hit bone
for( PartialBreakIndex = 0;
PartialBreakIndex < MonsterInfo.GoreJointSettings[JointIndex].BoneShrinkGore.length;
PartialBreakIndex++ )
{
// Cache current partial break (for sanity)
CurrentPartialBreak = MonsterInfo.GoreJointSettings[JointIndex].BoneShrinkGore[PartialBreakIndex];
// If the particular partial break supports the specific damage type
if( bForceApply ||
(CurrentPartialBreak.ConstrainToDamageGroups.length == 0 ||
CurrentPartialBreak.ConstrainToDamageGroups.Find(DGT_None) != INDEX_None ||
CurrentPartialBreak.ConstrainToDamageGroups.Find(InDmgType.default.GoreDamageGroup) != INDEX_None
) ||
// This is the killing blow, and the killing blow damage type causes this partial break
( InPawn.TimeOfDeath == WorldInfo.TimeSeconds &&
( CurrentPartialBreak.KillingBlowDamageGroups.length == 0 ||
CurrentPartialBreak.KillingBlowDamageGroups.Find(DGT_None) != INDEX_None ||
CurrentPartialBreak.KillingBlowDamageGroups.Find(InDmgType.default.GoreDamageGroup) != INDEX_None
)
)
)
{
// Add all partial break bones for the hit bone to the proximity search list
for( i=0; i < CurrentPartialBreak.PartialBreakBones.length; i++ )
{
// Only add the hit bone to the list for the head if it isn't already
// broken or if the pawn will allow it. That way multiple shots to the
// head will chunk off different head chunks with every shot.
if( InHitBoneName != 'head' || (!InPawn.HeadBoneAlreadyBroken(CurrentPartialBreak.PartialBreakBones[i].BoneName)
&& InPawn.ShouldAllowHeadBoneToBreak(CurrentPartialBreak.PartialBreakBones[i].BoneName)) )
{
SearchBoneList.AddItem(CurrentPartialBreak.PartialBreakBones[i].BoneName);
}
}
// Find closest bone to hit location in the search list
InPawn.mesh.FindClosestBones(InHitLocation, 1, ClosestBoneList, SearchBoneList, 0.f);
if( ClosestBoneList.length > 0 )
{
// Retrieve the closest bone and it's index in the PartialBreakBones array
ClosestBone = ClosestBoneList[0];
ClosestBoneIndex = CurrentPartialBreak.PartialBreakBones.Find('BoneName', ClosestBone);
if( ClosestBoneIndex >= 0 )
{
// Don't let this head bone to break if the pawn won't allow it
if( InHitBoneName == 'head' && !InPawn.ShouldAllowHeadBoneToBreak(ClosestBone))
{
return false;
}
// Note: Not checking for bNonBreakableJoint here because the partial
// gore bones are manually added and hence should support broken constraints.
if( BreakConstraint(InPawn, ClosestBone,,true) )
{
// Shrink bone
InPawn.mesh.HideBoneByName(ClosestBone, PBO_Term);
if( InHitBoneName == 'head' )
{
InPawn.AddBrokenHeadBone(ClosestBone);
}
// Play jet effect if specified
AttachMutilationBloodEffects(
InPawn, ClosestBone,
CurrentPartialBreak.PartialBreakBones[ClosestBoneIndex].BloodJets,
,
CurrentPartialBreak.PartialBreakBones[ClosestBoneIndex].BloodMICParamName);
// Play additional particle effect if specified
// @note: ignore bDropDetail for CrushBone() (aka bForceApply=TRUE) particle
if( CurrentPartialBreak.PartialBreakBones[ClosestBoneIndex].ParticleSystemTemplate != none
&& (!WorldInfo.bDropDetail || bForceApply) )
{
// NVCHANGE_BEGIN: JCAO - Apply the lightingChannel for the particle from the pawn
PSC = MiscGoreFXEmitterPool.SpawnEmitter(
CurrentPartialBreak.PartialBreakBones[ClosestBoneIndex].ParticleSystemTemplate,
InHitLocation);
PSC.SetLightingChannels(InPawn.PawnLightingChannel);
// NVCHANGE_END: JCAO - Apply the lightingChannel for the particle from the pawn
}
}
}
else
{
`log("ConditionalApplyPartialGore -- On Pawn: " $ InPawn @ " Trying to Work on a bone out of the array, ClosestBone: " $ ClosestBone $ " - InHitBoneName: " $ InHitBoneName, bLogGore);
}
}
return true;
}
}
}
}
return false;
}
/** Dismemberment gore effects */
simulated function CauseDismemberment(KFPawn_Monster InPawn, name InHitBoneName, class<KFDamageType> InDmgType)
{
local int JointIndex, EffectIdx;
local KFCharacterInfo_Monster MonsterInfo;
local DismembermentEffect CurrentEffect;
local ParticleSystemComponent PSC;
MonsterInfo = InPawn.GetCharacterMonsterInfo();
for( JointIndex = 0; JointIndex < MonsterInfo.GoreJointSettings.length; JointIndex++ )
{
if( MonsterInfo.GoreJointSettings[JointIndex].HitBoneName == InHitBoneName &&
!MonsterInfo.GoreJointSettings[JointIndex].bNonBreakableJoint )
{
if( BreakConstraint(InPawn, InHitBoneName, InDmgType) )
{
// Play blood effects
AttachMutilationBloodEffects(
InPawn, InHitBoneName,
MonsterInfo.GoreJointSettings[JointIndex].BloodJets,
MonsterInfo.GoreJointSettings[JointIndex].BloodTrails,
MonsterInfo.GoreJointSettings[JointIndex].BloodMICParamName);
// Spawn any effects if specified
for( EffectIdx = 0;
EffectIdx < MonsterInfo.GoreJointSettings[JointIndex].DismembermentEffects.length;
EffectIdx++)
{
CurrentEffect = MonsterInfo.GoreJointSettings[JointIndex].DismembermentEffects[EffectIdx];
if( (CurrentEffect.ConstrainToDamageGroups.length == 0 ||
CurrentEffect.ConstrainToDamageGroups.Find(DGT_None) != INDEX_None ||
CurrentEffect.ConstrainToDamageGroups.Find(InDmgType.default.GoreDamageGroup) != INDEX_None) && !WorldInfo.bDropDetail )
{
// NVCHANGE_BEGIN: JCAO - Apply the lightingChannel for the particle from the pawn
PSC = MiscGoreFXEmitterPool.SpawnEmitter(
CurrentEffect.ParticleSystemTemplate,
InPawn.mesh.GetBoneLocation(InHitBoneName));
PSC.SetLightingChannels(InPawn.PawnLightingChannel);
// NVCHANGE_END: JCAO - Apply the lightingChannel for the particle from the pawn
}
}
}
}
}
}
/** Gib gore effects - Explosive Damage Only */
simulated function CauseGibsAndApplyImpulse(
KFPawn_Monster InPawn,
class<KFDamageType> InDmgType,
vector InExplosionOrigin,
array<name> InGibBoneList,
ParticleSystem ExplosionEffect,
vector ExplosionEffectLocation,
optional name HitBoneName = 'None')
{
local vector Impulse, BoneLocation;
local int GibIdx, JointIndex, ExplosionBreakIdx, BoneIdx;
local Name GibBoneName;
local bool bBrokenConstraint, bPlayedBloodEffects;
local KFCharacterInfo_Monster MonsterInfo;
local ExplosionBreakBone ExplosiveBreakBone;
local name RBBoneName;
local ParticleSystemComponent PSC;
local int NumGibs;
local float ModifiedImpulseLerpValue;
local float ModifiedImpulse;
local float GibImpulseMin, GibImpulseMax;
MonsterInfo = InPawn.GetCharacterMonsterInfo();
// We need to scale the impule values based on the # of gibs to disconnect otherwise their impulses are way
// to high and limbs go flying really far. We perform a linear interpolation
GibImpulseMax = InDmgType.default.GibImpulseScale;
GibImpulseMin = GibImpulseMax/2.0f;
NumGibs = InGibBoneList.Length;
ModifiedImpulseLerpValue = 1.0f - numGibs/ MonsterInfo.GoreJointSettings.length;
ModifiedImpulse = lerp(GibImpulseMin, GibImpulseMax, ModifiedImpulseLerpValue);
for( GibIdx=0; GibIdx<InGibBoneList.length; GibIdx++ )
{
GibBoneName = InGibBoneList[GibIdx];
BoneLocation = InPawn.mesh.GetBoneLocation(GibBoneName);
Impulse = InDmgType.default.RadialDamageImpulse * InDmgType.default.bPointImpulseTowardsOrigin
? Normal((InPawn.Location - InExplosionOrigin) + (vect(0,0,1) * InDmgType.default.ImpulseOriginLift))
: Normal(BoneLocation - InExplosionOrigin);
Impulse *= MonsterInfo.ExplosionImpulseScale*ModifiedImpulse;
for( JointIndex = 0; JointIndex < MonsterInfo.GoreJointSettings.length; JointIndex++ )
{
if( MonsterInfo.GoreJointSettings[JointIndex].HitBoneName == GibBoneName &&
!MonsterInfo.GoreJointSettings[JointIndex].bNonBreakableJoint )
{
// Play blood effects only if the joint was successfully broken
if( BreakConstraint(InPawn, GibBoneName, InDmgType) )
{
bBrokenConstraint = true;
// If this explosion is not triggered by a hit explosion joint (e.g. grenade explosion)
// then use settings blood effect settings from the joint's primary dismemberment
if( HitBoneName == 'None' ||
HitBoneName == '' )
{
AttachMutilationBloodEffects(
InPawn, GibBoneName,
MonsterInfo.GoreJointSettings[JointIndex].BloodJets,
MonsterInfo.GoreJointSettings[JointIndex].BloodTrails,
MonsterInfo.GoreJointSettings[JointIndex].BloodMICParamName);
}
else
{
bPlayedBloodEffects = false;
// Look for the HitBoneName in the GoreJointSettings list
for( JointIndex = 0;
!bPlayedBloodEffects && JointIndex < MonsterInfo.GoreJointSettings.length;
JointIndex++ )
{
if( MonsterInfo.GoreJointSettings[JointIndex].HitBoneName == HitBoneName )
{
// Go through each hit explosion break for the specified hit bone name and try
// to find the GibBoneName in the list. Take blood effect settings from the first
// entry that matches the gib bone.
for( ExplosionBreakIdx = 0;
!bPlayedBloodEffects && ExplosionBreakIdx < MonsterInfo.GoreJointSettings[JointIndex].HitExplosionGore.length;
ExplosionBreakIdx++ )
{
for( BoneIdx = 0;
BoneIdx < MonsterInfo.GoreJointSettings[JointIndex].HitExplosionGore[ExplosionBreakIdx].BreakBones.length;
BoneIdx++ )
{
ExplosiveBreakBone = MonsterInfo.GoreJointSettings[JointIndex].HitExplosionGore[ExplosionBreakIdx].BreakBones[BoneIdx];
if( ExplosiveBreakBone.BoneName == GibBoneName )
{
AttachMutilationBloodEffects(
InPawn, GibBoneName,
ExplosiveBreakBone.BloodJets,
ExplosiveBreakBone.BloodTrails,
ExplosiveBreakBone.BloodMICParamName);
bPlayedBloodEffects = true;
break;
}
}
}
}
}
}
}
}
}
// Get the rigidbody bone that matches the hit bone name
RBBoneName = InPawn.GetRBBoneFromBoneName(GibBoneName);
// Apply impulse after trying to break the constraint
InPawn.mesh.AddImpulse(Impulse, BoneLocation, RBBoneName);
}
// If an explosion effect has been specified, spawn it now.
// Do not spawn effect if no constraints were broken or if the effect has already been played.
if( bBrokenConstraint && !InPawn.bPlayedExplosionEffect && ExplosionEffect != none )
{
// NVCHANGE_BEGIN: JCAO - Apply the lightingChannel for the particle from the pawn
PSC = MiscGoreFXEmitterPool.SpawnEmitter(ExplosionEffect, ExplosionEffectLocation);
PSC.SetLightingChannels(InPawn.PawnLightingChannel);
// NVCHANGE_END: JCAO - Apply the lightingChannel for the particle from the pawn
InPawn.bPlayedExplosionEffect = true;
}
}
/** Spawn a giblet caused by obliteration */
simulated function KFGiblet SpawnGiblet(vector GibLocation, rotator GibRotation, float MomentumScale, KFGibletInfo InGibInfo, vector InDamageOrigin, optional class<KFDamageType> InDamageType)
{
local KFGiblet Gib;
local bool bSpinGib;
local vector ImpluseDir, ModifiedImpulseDir;
if( WorldInfo.NetMode == NM_DedicatedServer || WorldInfo.bDropDetail || WorldInfo.GetDetailMode() == DM_Low )
{
return None;
}
// Spawn gib at the location of the pawn
Gib = Spawn(class'KFGame.KFGiblet', self, , GibLocation, GibRotation);
Gib.SetMesh(InGibInfo);
if ( Gib != None )
{
// Take input impulse dir and modify it to face upwards -->
// Halfway between input and WorldUp. Divide by 2 is irrelevant for normal vector
ImpluseDir = Normal(Gib.Location - InDamageOrigin);
ModifiedImpulseDir = Normal(ImpluseDir + vect(0,0,1));
// START DEBUG
// DrawDebugLine(PawnLocation, PawnLocation + 200.f*ImpluseDir, 255, 0, 0, TRUE);
// DrawDebugLine(PawnLocation, PawnLocation + 200.f*ModifiedImpulseDir, 255, 255, 255, TRUE);
// END DEBUG
// add initial impulse
if ( InDamageType != None )
{
Gib.Velocity = ModifiedImpulseDir * FMin(InDamageType.default.RadialDamageImpulse, InGibInfo.GibletMaxSpeed);
}
// Randomize gib velocity +/- 10%;
Gib.Velocity = (Gib.Velocity + Gib.Velocity * 0.2) - (FRand() * Gib.Velocity * 0.2);
// Scale the velocity by the momentum scale from the explosion or damage
Gib.Velocity *= MomentumScale;
Gib.GibMeshComp.WakeRigidBody();
Gib.GibMeshComp.SetRBLinearVelocity(Gib.Velocity, false);
// Random chance to spin gibs
bSpinGib = FRand() > 0.5;
if ( bSpinGib )
{
Gib.GibMeshComp.SetRBAngularVelocity(VRand() * 500, false);
}
// Auto-destruct after sometime
Gib.SetTimer(GibletLifetime * GoreFXLifetimeMultiplier, false, 'LifespanTimer');
}
return Gib;
}
/** Obliteration effects */
simulated function SpawnObliterationBloodEffect(KFPawn InPawn)
{
local ParticleSystemComponent PSC;
local KFCHaracterInfo_Monster MonsterInfo;
local vector ParticleLocation;
// Play obliteration sound
InPawn.SoundGroupArch.PlayObliterationSound(InPawn);
MonsterInfo = KFCharacterInfo_Monster(InPawn.GetCharacterInfo());
// Particle location is the spine. If no spine, then it will be the pawn's location.
ParticleLocation = InPawn.Mesh.GetBoneLocation('Spine');
if( IsZero(ParticleLocation) )
{
ParticleLocation = InPawn.Location;
}
PSC = MiscGoreFXEmitterPool.SpawnEmitter(MonsterInfo.ObliterationEffectTemplate, ParticleLocation);
PSC.SetLightingChannels(InPawn.PawnLightingChannel);
}
/** @deprecated Obliteration effects */
simulated function CauseObliteration(KFPawn InPawn, vector InDamageOrigin, class<KFDamageType> InDamageType, optional float MomentumScale = 1.f)
{
local KFCharacterInfo_Monster MonsterInfo;
local int GibletIndex, BoneIndex;
local vector PawnLocation;
local KFPawnSoundGroup PawnSoundGroup;
local KFGiblet Gib;
local vector Loc;
local rotator Rot;
local Quat BoneQuat;
local bool bSpawnedAGibForThisIndex;
// Cache the pawn's location
PawnLocation = InPawn.Location;
PawnSoundGroup = InPawn.SoundGroupArch;
// Play obliteration sound
PawnSoundGroup.PlayObliterationSound(InPawn);
// Destroy the pawn
InPawn.Mesh.SetHidden(TRUE);
// Remove the pawn from the corse pool
// NOTE: By the time obliteration happens, the corpse has already been added to the corpse pool becase PlayDying is handled earler.
RemoveAndDeleteCorpse(CorpsePool.Find(InPawn));
MonsterInfo = KFCharacterInfo_Monster(InPawn.GetCharacterInfo());
if ( MonsterInfo != None )
{
SpawnObliterationBloodEffect(InPawn);
// Spawn giblets - limbs, soft bodies, etc.
for( GibletIndex = 0; GibletIndex < MonsterInfo.GibletSettings.length; GibletIndex++ )
{
bSpawnedAGibForThisIndex=false;
if( MonsterInfo.GibletSettings[GibletIndex].GibletBones.length > 0 )
{
for( BoneIndex = 0; BoneIndex < MonsterInfo.GibletSettings[GibletIndex].GibletBones.length; BoneIndex++ )
{
// Randomly skip some of the gibs so we don't always spawn the exact same set
if( MonsterInfo.GibletSettings[GibletIndex].GibletBones.length > 1 && (BoneIndex < (MonsterInfo.GibletSettings[GibletIndex].GibletBones.length - 1)
|| bSpawnedAGibForThisIndex ) )
{
if( FRand() < 0.35 )
{
continue;
}
}
// Find the location/roation of the bones where this gib should spawn at
Loc = InPawn.Mesh.GetBoneLocation(MonsterInfo.GibletSettings[GibletIndex].GibletBones[BoneIndex]);
BoneQuat = InPawn.Mesh.GetBoneQuaternion(MonsterInfo.GibletSettings[GibletIndex].GibletBones[BoneIndex]);
Rot = QuatToRotator(BoneQuat);
Gib = SpawnGiblet(Loc, Rot, MomentumScale, MonsterInfo.GibletSettings[GibletIndex], InDamageOrigin, InDamageType);
bSpawnedAGibForThisIndex=true;
if ( Gib != None )
{
Gib.SoundGroup = PawnSoundGroup;
}
}
}
else
{
// Fallback to spawning at the pawn location if the info isn't set for the bones in the archetype
Loc = PawnLocation;
Gib = SpawnGiblet(Loc, Rot, MomentumScale, MonsterInfo.GibletSettings[GibletIndex], InDamageOrigin, InDamageType);
bSpawnedAGibForThisIndex=true;
if ( Gib != None )
{
Gib.SoundGroup = PawnSoundGroup;
}
}
}
}
}
/*********************************************************************************************
* Ragdoll
*********************************************************************************************/
/** Remove at least one corpse from the pool to make room for a fresh body */
native function bool MakeRoomForCorpse(KFPawn InCorpse);
/** Rate a corpse priority based on last render time and other parameters */
native function float RateCorpse(KFPawn InCorpse);
/** Cleanup */
native function bool RemoveAndDeleteCorpse(int PoolIdx);
native function bool DeleteCorpse(KFPawn InCorpse);
/** Add pawn to the dead body pool */
simulated function AddCorpse(KFPawn NewCorpse)
{
// if the pool is full try to remove something first
if ( CorpsePool.Length >= MaxDeadBodies )
{
MakeRoomForCorpse(NewCorpse);
}
if ( CorpsePool.Length < MaxDeadBodies )
{
// If there is room, disable lifespan and add to the pool
NewCorpse.LifeSpan = 0.f;
CorpsePool.AddItem(NewCorpse);
}
else
{
// If there is still no room, delete the new corpse
DeleteCorpse(NewCorpse);
}
}
/** Partial Reset */
function ResetPersistantGore(optional bool bOnRespawn)
{
local int i;
if ( bOnRespawn )
{
// remove all humans from the corpse pool during respawn
for (i = CorpsePool.Length-1; i >= 0; i--)
{
if ( CorpsePool[i].IsA('KFPawn_Human') )
{
RemoveAndDeleteCorpse(i);
}
}
}
}
/** Level was reset without reloading */
event Reset()
{
local int i;
for (i = 0; i < CorpsePool.Length; i++)
{
CorpsePool[i].Destroy();
}
CorpsePool.Remove(0, CorpsePool.Length);
ClearPersistentBloodSplats();
}
cpptext
{
virtual UBOOL Tick( FLOAT DeltaTime, enum ELevelTick TickType );
}
defaultproperties
{
TickGroup=TG_PreAsyncWork
// Actor
bTickIsDisabled=false
// Corpse Pool
MaxCorpseOffscreenTime=60.f
MaxCorpseOffscreenDistance=5000.f;
// Persistent splats
CurrentSplatIdx=0
// Debugging
bShowPersistentBloodTraces=false
}