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mirror of https://github.com/alliedmodders/hl2sdk.git synced 2024-12-22 17:47:38 +08:00
hl2sdk/game/server/ai_behavior.cpp
2013-06-26 15:22:04 -07:00

534 lines
13 KiB
C++

//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose:
//
// $NoKeywords: $
//=============================================================================//
#include "cbase.h"
#include "isaverestore.h"
#include "ai_behavior.h"
#include "scripted.h"
// memdbgon must be the last include file in a .cpp file!!!
#include "tier0/memdbgon.h"
bool g_bBehaviorHost_PreventBaseClassGatherConditions;
//-----------------------------------------------------------------------------
// CAI_BehaviorBase
//-----------------------------------------------------------------------------
BEGIN_DATADESC_NO_BASE( CAI_BehaviorBase )
END_DATADESC()
//-------------------------------------
CAI_ClassScheduleIdSpace *CAI_BehaviorBase::GetClassScheduleIdSpace()
{
return GetOuter()->GetClassScheduleIdSpace();
}
//-----------------------------------------------------------------------------
// Purpose: Draw any text overlays (override in subclass to add additional text)
// Input : Previous text offset from the top
// Output : Current text offset from the top
//-----------------------------------------------------------------------------
int CAI_BehaviorBase::DrawDebugTextOverlays( int text_offset )
{
char tempstr[ 512 ];
int offset = text_offset;
if ( GetOuter()->m_debugOverlays & OVERLAY_TEXT_BIT )
{
Q_snprintf( tempstr, sizeof( tempstr ), "Behv: %s, ", GetName() );
GetOuter()->EntityText( offset, tempstr, 0 );
offset++;
}
return offset;
}
//-------------------------------------
void CAI_BehaviorBase::GatherConditions()
{
Assert( m_pBackBridge != NULL );
m_pBackBridge->BackBridge_GatherConditions();
}
//-------------------------------------
void CAI_BehaviorBase::PrescheduleThink()
{
}
//-------------------------------------
void CAI_BehaviorBase::OnScheduleChange()
{
}
//-------------------------------------
void CAI_BehaviorBase::OnStartSchedule( int scheduleType )
{
}
//-------------------------------------
int CAI_BehaviorBase::SelectSchedule()
{
Assert( m_pBackBridge != NULL );
return m_pBackBridge->BackBridge_SelectSchedule();
}
//-------------------------------------
int CAI_BehaviorBase::SelectFailSchedule( int failedSchedule, int failedTask, AI_TaskFailureCode_t taskFailCode )
{
m_fOverrode = false;
return SCHED_NONE;
}
//-------------------------------------
void CAI_BehaviorBase::StartTask( const Task_t *pTask )
{
m_fOverrode = false;
}
//-------------------------------------
void CAI_BehaviorBase::RunTask( const Task_t *pTask )
{
m_fOverrode = false;
}
//-------------------------------------
void CAI_BehaviorBase::AimGun( void )
{
m_fOverrode = false;
}
//-------------------------------------
int CAI_BehaviorBase::TranslateSchedule( int scheduleType )
{
Assert( m_pBackBridge != NULL );
return m_pBackBridge->BackBridge_TranslateSchedule( scheduleType );
}
//-------------------------------------
CAI_Schedule *CAI_BehaviorBase::GetSchedule(int schedule)
{
if (!GetClassScheduleIdSpace()->IsGlobalBaseSet())
{
Warning("ERROR: %s missing schedule!\n", GetSchedulingErrorName());
return g_AI_SchedulesManager.GetScheduleFromID(SCHED_IDLE_STAND);
}
if ( AI_IdIsLocal( schedule ) )
{
schedule = GetClassScheduleIdSpace()->ScheduleLocalToGlobal(schedule);
}
if ( schedule == -1 )
return NULL;
return g_AI_SchedulesManager.GetScheduleFromID( schedule );
}
//-------------------------------------
bool CAI_BehaviorBase::IsCurSchedule( int schedule, bool fIdeal )
{
if ( AI_IdIsLocal( schedule ) )
schedule = GetClassScheduleIdSpace()->ScheduleLocalToGlobal(schedule);
return GetOuter()->IsCurSchedule( schedule, fIdeal );
}
//-------------------------------------
const char *CAI_BehaviorBase::GetSchedulingErrorName()
{
return "CAI_Behavior";
}
//-------------------------------------
Activity CAI_BehaviorBase::NPC_TranslateActivity( Activity activity )
{
Assert( m_pBackBridge != NULL );
return m_pBackBridge->BackBridge_NPC_TranslateActivity( activity );
}
//-------------------------------------
bool CAI_BehaviorBase::IsCurTaskContinuousMove()
{
m_fOverrode = false;
return false;
}
//-------------------------------------
float CAI_BehaviorBase::GetDefaultNavGoalTolerance()
{
Assert( m_pBackBridge != NULL );
return m_pBackBridge->BackBridge_GetDefaultNavGoalTolerance();
}
//-------------------------------------
bool CAI_BehaviorBase::FValidateHintType( CAI_Hint *pHint )
{
m_fOverrode = false;
return false;
}
//-------------------------------------
bool CAI_BehaviorBase::IsValidEnemy( CBaseEntity *pEnemy )
{
Assert( m_pBackBridge != NULL );
return m_pBackBridge->BackBridge_IsValidEnemy( pEnemy );
}
//-------------------------------------
CBaseEntity *CAI_BehaviorBase::BestEnemy( void )
{
Assert( m_pBackBridge != NULL );
return m_pBackBridge->BackBridge_BestEnemy();
}
//-------------------------------------
bool CAI_BehaviorBase::IsValidCover( const Vector &vLocation, CAI_Hint const *pHint )
{
Assert( m_pBackBridge != NULL );
return m_pBackBridge->BackBridge_IsValidCover( vLocation, pHint );
}
//-------------------------------------
bool CAI_BehaviorBase::IsValidShootPosition( const Vector &vLocation, CAI_Node *pNode, CAI_Hint const *pHint )
{
Assert( m_pBackBridge != NULL );
return m_pBackBridge->BackBridge_IsValidShootPosition( vLocation, pNode, pHint );
}
//-------------------------------------
float CAI_BehaviorBase::GetMaxTacticalLateralMovement( void )
{
Assert( m_pBackBridge != NULL );
return m_pBackBridge->BackBridge_GetMaxTacticalLateralMovement();
}
//-------------------------------------
bool CAI_BehaviorBase::ShouldIgnoreSound( CSound *pSound )
{
Assert( m_pBackBridge != NULL );
return m_pBackBridge->BackBridge_ShouldIgnoreSound( pSound );
}
//-------------------------------------
void CAI_BehaviorBase::OnSeeEntity( CBaseEntity *pEntity )
{
Assert( m_pBackBridge != NULL );
m_pBackBridge->BackBridge_OnSeeEntity( pEntity );
}
//-------------------------------------
void CAI_BehaviorBase::OnFriendDamaged( CBaseCombatCharacter *pSquadmate, CBaseEntity *pAttacker )
{
Assert( m_pBackBridge != NULL );
m_pBackBridge->BackBridge_OnFriendDamaged( pSquadmate, pAttacker );
}
//-------------------------------------
bool CAI_BehaviorBase::IsInterruptable( void )
{
Assert( m_pBackBridge != NULL );
return m_pBackBridge->BackBridge_IsInterruptable();
}
//-------------------------------------
bool CAI_BehaviorBase::IsNavigationUrgent( void )
{
Assert( m_pBackBridge != NULL );
return m_pBackBridge->BackBridge_IsNavigationUrgent();
}
//-------------------------------------
bool CAI_BehaviorBase::CanFlinch( void )
{
Assert( m_pBackBridge != NULL );
return m_pBackBridge->BackBridge_CanFlinch();
}
//-------------------------------------
bool CAI_BehaviorBase::IsCrouching( void )
{
Assert( m_pBackBridge != NULL );
return m_pBackBridge->BackBridge_IsCrouching();
}
//-------------------------------------
bool CAI_BehaviorBase::IsCrouchedActivity( Activity activity )
{
Assert( m_pBackBridge != NULL );
return m_pBackBridge->BackBridge_IsCrouchedActivity( activity );
}
//-------------------------------------
bool CAI_BehaviorBase::QueryHearSound( CSound *pSound )
{
Assert( m_pBackBridge != NULL );
return m_pBackBridge->BackBridge_QueryHearSound( pSound );
}
//-------------------------------------
bool CAI_BehaviorBase::CanRunAScriptedNPCInteraction( bool bForced )
{
Assert( m_pBackBridge != NULL );
return m_pBackBridge->BackBridge_CanRunAScriptedNPCInteraction( bForced );
}
//-------------------------------------
bool CAI_BehaviorBase::ShouldPlayerAvoid( void )
{
Assert( m_pBackBridge != NULL );
return m_pBackBridge->BackBridge_ShouldPlayerAvoid();
}
//-------------------------------------
int CAI_BehaviorBase::OnTakeDamage_Alive( const CTakeDamageInfo &info )
{
Assert( m_pBackBridge != NULL );
return m_pBackBridge->BackBridge_OnTakeDamage_Alive( info );
}
//-------------------------------------
float CAI_BehaviorBase::GetReasonableFacingDist( void )
{
Assert( m_pBackBridge != NULL );
return m_pBackBridge->BackBridge_GetReasonableFacingDist();
}
//-------------------------------------
bool CAI_BehaviorBase::ShouldAlwaysThink()
{
m_fOverrode = false;
return false;
}
//-------------------------------------
Activity CAI_BehaviorBase::GetFlinchActivity( bool bHeavyDamage, bool bGesture )
{
Assert( m_pBackBridge != NULL );
return m_pBackBridge->BackBridge_GetFlinchActivity( bHeavyDamage, bGesture );
}
//-------------------------------------
bool CAI_BehaviorBase::OnCalcBaseMove( AILocalMoveGoal_t *pMoveGoal, float distClear, AIMoveResult_t *pResult )
{
Assert( m_pBackBridge != NULL );
return m_pBackBridge->BackBridge_OnCalcBaseMove( pMoveGoal, distClear, pResult );
}
//-------------------------------------
void CAI_BehaviorBase::ModifyOrAppendCriteria( AI_CriteriaSet& criteriaSet )
{
Assert( m_pBackBridge != NULL );
return m_pBackBridge->BackBridge_ModifyOrAppendCriteria( criteriaSet );
}
//-------------------------------------
void CAI_BehaviorBase::Teleport( const Vector *newPosition, const QAngle *newAngles, const Vector *newVelocity )
{
Assert( m_pBackBridge != NULL );
return m_pBackBridge->BackBridge_Teleport( newPosition, newAngles, newVelocity );
}
//-------------------------------------
void CAI_BehaviorBase::HandleAnimEvent( animevent_t *pEvent )
{
Assert( m_pBackBridge != NULL );
m_pBackBridge->BackBridge_HandleAnimEvent( pEvent );
}
//-------------------------------------
bool CAI_BehaviorBase::NotifyChangeBehaviorStatus( bool fCanFinishSchedule )
{
bool fInterrupt = GetOuter()->OnBehaviorChangeStatus( this, fCanFinishSchedule );
if ( !GetOuter()->IsInterruptable())
return false;
if ( fInterrupt )
{
if ( GetOuter()->m_hCine )
{
if( GetOuter()->m_hCine->PlayedSequence() )
{
DevWarning( "NPC: %s canceled running script %s due to behavior change\n", GetOuter()->GetDebugName(), GetOuter()->m_hCine->GetDebugName() );
}
else
{
DevWarning( "NPC: %s canceled script %s without playing, due to behavior change\n", GetOuter()->GetDebugName(), GetOuter()->m_hCine->GetDebugName() );
}
GetOuter()->m_hCine->CancelScript();
}
//!!!HACKHACK
// this is dirty, but it forces NPC to pick a new schedule next time through.
GetOuter()->ClearSchedule( "Changed behavior status" );
}
return fInterrupt;
}
//-------------------------------------
int CAI_BehaviorBase::Save( ISave &save )
{
return save.WriteAll( this, GetDataDescMap() );
}
//-------------------------------------
int CAI_BehaviorBase::Restore( IRestore &restore )
{
return restore.ReadAll( this, GetDataDescMap() );
}
//-------------------------------------
#define BEHAVIOR_SAVE_BLOCKNAME "AI_Behaviors"
#define BEHAVIOR_SAVE_VERSION 2
void CAI_BehaviorBase::SaveBehaviors(ISave &save, CAI_BehaviorBase *pCurrentBehavior, CAI_BehaviorBase **ppBehavior, int nBehaviors )
{
save.StartBlock( BEHAVIOR_SAVE_BLOCKNAME );
short temp = BEHAVIOR_SAVE_VERSION;
save.WriteShort( &temp );
temp = (short)nBehaviors;
save.WriteShort( &temp );
for ( int i = 0; i < nBehaviors; i++ )
{
if ( strcmp( ppBehavior[i]->GetDataDescMap()->dataClassName, CAI_BehaviorBase::m_DataMap.dataClassName ) != 0 )
{
save.StartBlock();
save.WriteString( ppBehavior[i]->GetDataDescMap()->dataClassName );
bool bIsCurrent = ( pCurrentBehavior == ppBehavior[i] );
save.WriteBool( &bIsCurrent );
ppBehavior[i]->Save( save );
save.EndBlock();
}
}
save.EndBlock();
}
//-------------------------------------
int CAI_BehaviorBase::RestoreBehaviors(IRestore &restore, CAI_BehaviorBase **ppBehavior, int nBehaviors )
{
int iCurrent = -1;
char szBlockName[SIZE_BLOCK_NAME_BUF];
restore.StartBlock( szBlockName );
if ( strcmp( szBlockName, BEHAVIOR_SAVE_BLOCKNAME ) == 0 )
{
short version;
restore.ReadShort( &version );
if ( version == BEHAVIOR_SAVE_VERSION )
{
short nToRestore;
char szClassNameCurrent[256];
restore.ReadShort( &nToRestore );
for ( int i = 0; i < nToRestore; i++ )
{
restore.StartBlock();
restore.ReadString( szClassNameCurrent, sizeof( szClassNameCurrent ), 0 );
bool bIsCurrent;
restore.ReadBool( &bIsCurrent );
for ( int j = 0; j < nBehaviors; j++ )
{
if ( strcmp( ppBehavior[j]->GetDataDescMap()->dataClassName, szClassNameCurrent ) == 0 )
{
if ( bIsCurrent )
iCurrent = j;
ppBehavior[j]->Restore( restore );
}
}
restore.EndBlock();
}
}
}
restore.EndBlock();
return iCurrent;
}
//-----------------------------------------------------------------------------