354 lines
11 KiB
Ucode
354 lines
11 KiB
Ucode
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/**
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*
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* Copyright 1998-2013 Epic Games, Inc. All Rights Reserved.
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*/
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class GameCrowdAgentSkeletal extends GameCrowdAgent
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native
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abstract;
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/** SkeletalMeshComponent used for crowd member mesh */
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var(Rendering) SkeletalMeshComponent SkeletalMeshComponent;
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/** Cached pointer to speed blend node */
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var AnimNodeBlend SpeedBlendNode;
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/** Cached pointer to action blend node */
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var AnimNodeSlot FullBodySlot;
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/** Cached pointer to action animation player */
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var AnimNodeSequence ActionSeqNode;
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/** Cached pointer to walking animation player */
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var AnimNodeSequence WalkSeqNode;
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/** Cached pointer to running animation player */
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var AnimNodeSequence RunSeqNode;
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/** Cached pointer to AnimTree instance (SkeletalMeshComponent.Animations) */
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var AnimTree AgentTree;
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/** The names of the animation loops to use when moving slowly */
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var(Rendering) array<name> WalkAnimNames;
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/** The name of the animations to use when moving more quickly */
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var(Rendering) array<name> RunAnimNames;
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/** The name of the animations to use when not moving (and not playing a custom animation) */
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var(Rendering) array<name> IdleAnimNames;
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/** Set of possible animation names to play when agent dies */
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var(Behavior) array<name> DeathAnimNames;
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/** Below this speed, the walking animation is used (if the AnimTree has a SpeedBlendNode, and not using root motion) */
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var(SpeedBlendAnim) float SpeedBlendStart;
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/** Above this speed, the running animation is used. Between this and SpeedBlendStart the animations are blended (if the AnimTree has a SpeedBlendNode, and not using root motion)*/
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var(SpeedBlendAnim) float SpeedBlendEnd;
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/** This controls how the animation playback rate changes based on the speed of the agent (if not using root motion) */
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var(SpeedBlendAnim) float AnimVelRate;
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/** Limits how quickly blending between running and walking can happen. (if not using root motion) */
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var(SpeedBlendAnim) float MaxSpeedBlendChangeSpeed;
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/** Name of sync group for movement, whose rate is scaled (if not using root motion) */
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var(SpeedBlendAnim) name MoveSyncGroupName;
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/** Info about mesh we might want to use as an attachment. */
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struct native GameCrowdAttachmentInfo
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{
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/** Pointer to mesh to attach */
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var() StaticMesh StaticMesh;
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/** Chance of choosing this attachment. */
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var() float Chance;
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/** Scaling applied to mesh when attached */
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var() vector Scale3D;
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structdefaultproperties
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{
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Chance=1.0
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Scale3D=(X=1.0,Y=1.0,Z=1.0)
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}
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};
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/** Info about things you can attach to one socket. */
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struct native GameCrowdAttachmentList
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{
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/** Name of socket to attach mesh to */
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var() name SocketName;
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/** List of possible meshes to attach to this socket. */
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var() array<GameCrowdAttachmentInfo> List;
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};
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/** List of sets of meshes to attach to agent. */
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var(Rendering) array<GameCrowdAttachmentList> Attachments;
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/** Maximum time to try to rotate toward a target before playing animation */
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var(Behavior) float MaxTargetAcquireTime;
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/** If true, clamp velocity based on root motion in movement animations */
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var(Rendering) bool bUseRootMotionVelocity;
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/** If true, then allow enabling/disable of the skeleton based on whether the crowd agent is ticking or not */
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var(Rendering) bool bAllowSkeletonUpdateChangeBasedOnTickResult;
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/** If true, always tick when not visible */
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var(Tick) bool bTickWhenNotVisible;
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/** If the crowd agent isn't visible for this length of time (in seconds), then stop ticking */
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var(Tick) float NotVisibleDisableTickTime;
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/** true if currently playing idle animation */
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var bool bIsPlayingIdleAnimation;
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/** true if currently playing death animation */
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var bool bIsPlayingDeathAnimation;
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/** If true, then the crowd agent is currently playing an important animation and should never try to disable the skeleton */
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var bool bIsPlayingImportantAnimation;
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/** Whether to perform animation updates this tick on this agent ( updated using ShouldPerformCrowdSimulation() )*/
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var bool bAnimateThisTick;
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/** Maximum distance from camera at which this agent should be animated */
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var(LOD) float MaxAnimationDistance;
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/** Keep square of MaxAnimationDistance for faster testing */
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var float MaxAnimationDistanceSq;
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cpptext
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{
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virtual void TickSpecial( FLOAT DeltaSeconds );
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virtual void UpdatePendingVelocity( FLOAT DeltaTime );
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}
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simulated function PostBeginPlay()
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{
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super.PostBeginPlay();
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if ( bDeleteMe )
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{
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return;
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}
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// Cache pointers to anim nodes
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SpeedBlendNode = AnimNodeBlend(SkeletalMeshComponent.FindAnimNode('SpeedBlendNode'));
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FullBodySlot = AnimNodeSlot(SkeletalMeshComponent.FindAnimNode('ActionBlendNode'));
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ActionSeqNode = AnimNodeSequence(SkeletalMeshComponent.FindAnimNode('ActionSeqNode'));
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WalkSeqNode = AnimNodeSequence(SkeletalMeshComponent.FindAnimNode('WalkSeqNode'));
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RunSeqNode = AnimNodeSequence(SkeletalMeshComponent.FindAnimNode('RunSeqNode'));
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AgentTree = AnimTree(SkeletalMeshComponent.Animations);
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// Assign random walk/run cycle
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if( (WalkSeqNode != None) && (WalkAnimNames.Length > 0) )
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{
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WalkSeqNode.SetAnim(WalkAnimNames[Rand(WalkAnimNames.length)]);
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}
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if( (RunSeqNode != None) && (RunAnimNames.Length > 0) )
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{
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RunSeqNode.SetAnim(RunAnimNames[Rand(RunAnimNames.length)]);
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}
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if( ActionSeqNode != None )
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{
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ActionSeqNode.bZeroRootTranslation = TRUE;
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}
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if ( bUseRootMotionVelocity )
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{
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SkeletalMeshComponent.RootMotionMode = RMM_Accel;
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WalkSeqNode.SetRootBoneAxisOption(RBA_Translate, RBA_Translate, RBA_Translate);
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RunSeqNode.SetRootBoneAxisOption(RBA_Translate, RBA_Translate, RBA_Translate);
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}
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MaxAnimationDistanceSq = MaxAnimationDistance * MaxAnimationDistance;
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}
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simulated function SetLighting(bool bEnableLightEnvironment, LightingChannelContainer AgentLightingChannel, bool bCastShadows)
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{
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Super.SetLighting(bEnableLightEnvironment, AgentLightingChannel, bCastShadows);
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SkeletalMeshComponent.SetLightingChannels(AgentLightingChannel);
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// Do attachments
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CreateAttachments();
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SkeletalMeshComponent.CastShadow = bCastShadows;
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SkeletalMeshComponent.bCastDynamicShadow = bCastShadows;
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SkeletalMeshComponent.ForceUpdate(FALSE);
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/* if ( bEnableLightEnvironment )
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{
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LightEnvironment.bCastShadows = true;
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}*/
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}
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/** Stop agent moving and play death anim */
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native function PlayDeath(vector KillMomentum);
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/**
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* Enable or disable root motion for this agent
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*/
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native function SetRootMotion(bool bRootMotionEnabled);
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/**
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* Animation request from kismet
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*/
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simulated function OnPlayAgentAnimation(SeqAct_PlayAgentAnimation Action)
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{
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if ( Action.InputLinks[1].bHasImpulse )
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{
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Action.ActivateOutputLink(1);
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// stop playing animations defined by action
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StopBehavior(); // FIXMESTEVE - check matchup with action?
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if ( CurrentDestination.ReachedByAgent(self, Location, false) )
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{
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CurrentDestination.ReachedDestination(self);
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}
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}
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else
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{
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// play animations defined by action
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Action.SetCurrentAnimationActionFor(self);
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}
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}
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event ClearLatentAnimation()
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{
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ClearLatentAction(class'SeqAct_PlayAgentAnimation', false);
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}
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/**
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* Play a looping idle animation
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*/
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simulated event PlayIdleAnimation()
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{
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bIsPlayingIdleAnimation = true;
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FullBodySlot.PlayCustomAnim(IdleAnimNames[Rand(IdleAnimNames.length)], 1.0, 0.1, 0.1, true, false);
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}
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simulated event StopIdleAnimation()
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{
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FullBodySlot.StopCustomAnim(0.1);
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bIsPlayingIdleAnimation = false;
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}
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event OnAnimEnd(AnimNodeSequence SeqNode, float PlayedTime, float ExcessTime)
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{
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// called because we asked for early notify
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if ( CurrentBehavior != None )
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{
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CurrentBehavior.OnAnimEnd(SeqNode, PlayedTime, ExcessTime);
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}
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}
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/** Create any attachments */
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simulated function CreateAttachments()
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{
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local int AttachIdx, InfoIdx, PickedInfoIdx;
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local float ChanceTotal, RandVal;
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local StaticMeshComponent StaticMeshComp;
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local bool bUseSocket, bUseBone;
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// Iterate over each list/attachment point.
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for(AttachIdx=0; AttachIdx < Attachments.length; AttachIdx++ )
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{
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// Skip over empty lists
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if(Attachments[AttachIdx].List.length == 0)
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{
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continue;
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}
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// We need to choose one from he list, using the 'Chance' values.
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// First we need to total of all of them
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ChanceTotal = 0.0;
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for(InfoIdx=0; InfoIdx < Attachments[AttachIdx].List.length; InfoIdx++)
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{
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ChanceTotal += Attachments[AttachIdx].List[InfoIdx].Chance;
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}
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// Now pick a value between 0.0 and ChanceTotal
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RandVal = FRand() * ChanceTotal;
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// Now go over list again - when we pass RandVal, that is our attachment
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ChanceTotal = 0.0;
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for(InfoIdx=0; InfoIdx < Attachments[AttachIdx].List.length; InfoIdx++)
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{
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ChanceTotal += Attachments[AttachIdx].List[InfoIdx].Chance;
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if(ChanceTotal >= RandVal)
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{
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PickedInfoIdx = InfoIdx;
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break;
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}
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}
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// Ok, so now we know what we want to attach.
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if( Attachments[AttachIdx].List[PickedInfoIdx].StaticMesh != None )
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{
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// See if name is a socket or a bone (if both, favours socket)
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bUseSocket = (SkeletalMeshComponent.GetSocketByName(Attachments[AttachIdx].SocketName) != None);
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bUseBone = (SkeletalMeshComponent.MatchRefBone(Attachments[AttachIdx].SocketName) != INDEX_NONE);
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// See if we found valid attachment point
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if(bUseSocket || bUseBone)
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{
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// Actually create the StaticMeshComponent
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StaticMeshComp = new(self) class'StaticMeshComponent';
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StaticMeshComp.SetStaticMesh( Attachments[AttachIdx].List[PickedInfoIdx].StaticMesh );
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StaticMeshComp.SetActorCollision(FALSE, FALSE);
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StaticMeshComp.SetScale3D( Attachments[AttachIdx].List[PickedInfoIdx].Scale3D );
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StaticMeshComp.SetLightEnvironment(LightEnvironment);
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// Attach it to socket or bone
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if(bUseSocket)
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{
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SkeletalMeshComponent.AttachComponentToSocket(StaticMeshComp, Attachments[AttachIdx].SocketName);
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}
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else
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{
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SkeletalMeshComponent.AttachComponent(StaticMeshComp, Attachments[AttachIdx].SocketName);
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}
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}
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else
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{
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`log("CrowdAgent: WARNING: Could not find socket or bone called '"$Attachments[AttachIdx].SocketName$"' for mesh '"@Attachments[AttachIdx].List[PickedInfoIdx].StaticMesh$"'");
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}
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}
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}
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}
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defaultproperties
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{
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SpeedBlendStart=150.0
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SpeedBlendEnd=180.0
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AnimVelRate=0.0098
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MaxSpeedBlendChangeSpeed=2.0
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MoveSyncGroupName=MoveGroup
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MaxTargetAcquireTime=5.0
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MaxAnimationDistance=12000.0
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NotVisibleDisableTickTime=0.2
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bAllowSkeletonUpdateChangeBasedOnTickResult=true
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Begin Object Class=SkeletalMeshComponent Name=SkeletalMeshComponent0
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CollideActors=true
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bEnableLineCheckWithBounds=TRUE
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BlockActors=false
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BlockZeroExtent=true
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BlockNonZeroExtent=false
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BlockRigidBody=false
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LightEnvironment=MyLightEnvironment
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RBChannel=RBCC_GameplayPhysics
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bCastDynamicShadow=FALSE
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RBCollideWithChannels=(Default=TRUE,GameplayPhysics=TRUE,EffectPhysics=TRUE)
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bUpdateSkelWhenNotRendered=FALSE
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bAcceptsDynamicDecals=FALSE // for crowds there are so many of them probably not going to notice not getting decals on them. Each decal on them causes entire SkelMesh to be rerendered
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bTickAnimNodesWhenNotRendered=FALSE
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End Object
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SkeletalMeshComponent=SkeletalMeshComponent0
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Components.Add(SkeletalMeshComponent0)
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}
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