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hl2sdk/responserules/runtime/response_system.h
2010-07-22 01:46:14 -05:00

292 lines
12 KiB
C++

//========= Copyright © 1996-2005, Valve Corporation, All rights reserved. ============//
//
// Purpose: The CResponseSystem class. Don't include this header; include the response_types
// into which it is transcluded.
//
// $NoKeywords: $
//=============================================================================//
#ifndef RESPONSE_SYSTEM_H
#define RESPONSE_SYSTEM_H
#ifdef _WIN32
#pragma once
#endif
#include "utldict.h"
namespace ResponseRules
{
typedef ResponseParams AI_ResponseParams ;
#define AI_CriteriaSet ResponseRules::CriteriaSet
//-----------------------------------------------------------------------------
// Purpose: The database of all available responses.
// The Rules are partitioned based on a variety of factors (presently,
// speaker and concept) for faster lookup, basically a seperate-chained hash.
//-----------------------------------------------------------------------------
class CResponseSystem : public IResponseSystem
{
public:
CResponseSystem();
~CResponseSystem();
typedef void (CResponseSystem::*pfnResponseDispatch)( void );
typedef void (CResponseSystem::*pfnParseRuleDispatch)( Rule & );
typedef void (CResponseSystem::*pfnParseResponseDispatch)( ParserResponse &, ResponseGroup&, AI_ResponseParams * );
typedef void (CResponseSystem::*pfnParseResponseGroupDispatch) ( char const *responseGroupName, ResponseGroup &newGroup, AI_ResponseParams &groupResponseParams );
typedef CUtlMap< unsigned,pfnResponseDispatch > DispatchMap_t;
typedef CUtlMap< unsigned,pfnParseRuleDispatch > ParseRuleDispatchMap_t;
typedef CUtlMap< unsigned,pfnParseResponseDispatch > ParseResponseDispatchMap_t;
typedef CUtlMap< unsigned,pfnParseResponseGroupDispatch > ParseResponseGroupDispatchMap_t;
#pragma region IResponseSystem
// IResponseSystem
virtual bool FindBestResponse( const CriteriaSet& set, CRR_Response& response, IResponseFilter *pFilter = NULL );
virtual void GetAllResponses( CUtlVector<CRR_Response> *pResponses );
#pragma endregion Implement interface from IResponseSystem
virtual void Release() = 0;
virtual void DumpRules();
bool IsCustomManagable() { return m_bCustomManagable; }
void Clear();
void DumpDictionary( const char *pszName );
protected:
void BuildDispatchTables();
bool Dispatch( char const *pToken, unsigned int uiHash, DispatchMap_t &rMap );
bool DispatchParseRule( char const *pToken, unsigned int uiHash, ParseRuleDispatchMap_t &rMap, Rule &newRule );
bool DispatchParseResponse( char const *pToken, unsigned int uiHash, ParseResponseDispatchMap_t &rMap, ParserResponse &newResponse, ResponseGroup& group, AI_ResponseParams *rp );
bool DispatchParseResponseGroup( char const *pToken, unsigned int uiHash, ParseResponseGroupDispatchMap_t &rMap, char const *responseGroupName, ResponseGroup& newGroup, AI_ResponseParams &groupResponseParams );
virtual const char *GetScriptFile( void ) = 0;
void LoadRuleSet( const char *setname );
void ResetResponseGroups();
float LookForCriteria( const CriteriaSet &criteriaSet, int iCriteria );
float RecursiveLookForCriteria( const CriteriaSet &criteriaSet, Criteria *pParent );
public:
void CopyRuleFrom( Rule *pSrcRule, ResponseRulePartition::tIndex iRule, CResponseSystem *pCustomSystem );
void CopyCriteriaFrom( Rule *pSrcRule, Rule *pDstRule, CResponseSystem *pCustomSystem );
void CopyResponsesFrom( Rule *pSrcRule, Rule *pDstRule, CResponseSystem *pCustomSystem );
void CopyEnumerationsFrom( CResponseSystem *pCustomSystem );
//private:
struct Enumeration
{
float value;
};
struct ResponseSearchResult
{
ResponseSearchResult()
{
group = NULL;
action = NULL;
}
ResponseGroup *group;
ParserResponse *action;
};
inline bool ParseToken( void )
{
if ( m_bUnget )
{
m_bUnget = false;
return true;
}
if ( m_ScriptStack.Count() <= 0 )
{
Assert( 0 );
return false;
}
m_ScriptStack[ 0 ].currenttoken = IEngineEmulator::Get()->ParseFile( m_ScriptStack[ 0 ].currenttoken, token, sizeof( token ) );
m_ScriptStack[ 0 ].tokencount++;
return m_ScriptStack[ 0 ].currenttoken != NULL ? true : false;
}
inline void Unget()
{
m_bUnget = true;
}
inline bool TokenWaiting( void )
{
if ( m_ScriptStack.Count() <= 0 )
{
Assert( 0 );
return false;
}
const char *p = m_ScriptStack[ 0 ].currenttoken;
if ( !p )
{
Error( "AI_ResponseSystem: Unxpected TokenWaiting() with NULL buffer in %s", (char * ) m_ScriptStack[ 0 ].name );
return false;
}
while ( *p && *p!='\n')
{
// Special handler for // comment blocks
if ( *p == '/' && *(p+1) == '/' )
return false;
if ( !V_isspace( *p ) || isalnum( *p ) )
return true;
p++;
}
return false;
}
void ParseOneResponse( const char *responseGroupName, ResponseGroup& group, ResponseParams *defaultParams = NULL );
void ParseInclude( void );
void ParseResponse( void );
void ParseCriterion( void );
void ParseRule( void );
void ParseEnumeration( void );
private:
void ParseRule_MatchOnce( Rule &newRule );
void ParseRule_ApplyContextToWorld( Rule &newRule );
void ParseRule_ApplyContext( Rule &newRule );
void ParseRule_Response( Rule &newRule );
//void ParseRule_ForceWeight( Rule &newRule );
void ParseRule_Criteria( Rule &newRule );
char const *m_pParseRuleName;
bool m_bParseRuleValid;
void ParseResponse_Weight( ParserResponse &newResponse, ResponseGroup& group, AI_ResponseParams *rp );
void ParseResponse_PreDelay( ParserResponse &newResponse, ResponseGroup& group, AI_ResponseParams *rp );
void ParseResponse_NoDelay( ParserResponse &newResponse, ResponseGroup& group, AI_ResponseParams *rp );
void ParseResponse_DefaultDelay( ParserResponse &newResponse, ResponseGroup& group, AI_ResponseParams *rp );
void ParseResponse_Delay( ParserResponse &newResponse, ResponseGroup& group, AI_ResponseParams *rp );
void ParseResponse_SpeakOnce( ParserResponse &newResponse, ResponseGroup& group, AI_ResponseParams *rp );
void ParseResponse_NoScene( ParserResponse &newResponse, ResponseGroup& group, AI_ResponseParams *rp );
void ParseResponse_StopOnNonIdle( ParserResponse &newResponse, ResponseGroup& group, AI_ResponseParams *rp );
void ParseResponse_Odds( ParserResponse &newResponse, ResponseGroup& group, AI_ResponseParams *rp );
void ParseResponse_RespeakDelay( ParserResponse &newResponse, ResponseGroup& group, AI_ResponseParams *rp );
void ParseResponse_WeaponDelay( ParserResponse &newResponse, ResponseGroup& group, AI_ResponseParams *rp );
void ParseResponse_Soundlevel( ParserResponse &newResponse, ResponseGroup& group, AI_ResponseParams *rp );
void ParseResponse_DisplayFirst( ParserResponse &newResponse, ResponseGroup& group, AI_ResponseParams *rp );
void ParseResponse_DisplayLast( ParserResponse &newResponse, ResponseGroup& group, AI_ResponseParams *rp );
void ParseResponse_Fire( ParserResponse &newResponse, ResponseGroup& group, AI_ResponseParams *rp );
void ParseResponse_Then( ParserResponse &newResponse, ResponseGroup& group, AI_ResponseParams *rp );
void ParseResponseGroup_Start( char const *responseGroupName, ResponseGroup &newGroup, AI_ResponseParams &groupResponseParams );
void ParseResponseGroup_PreDelay( char const *responseGroupName, ResponseGroup &newGroup, AI_ResponseParams &groupResponseParams );
void ParseResponseGroup_NoDelay( char const *responseGroupName, ResponseGroup &newGroup, AI_ResponseParams &groupResponseParams );
void ParseResponseGroup_DefaultDelay( char const *responseGroupName, ResponseGroup &newGroup, AI_ResponseParams &groupResponseParams );
void ParseResponseGroup_Delay( char const *responseGroupName, ResponseGroup &newGroup, AI_ResponseParams &groupResponseParams );
void ParseResponseGroup_SpeakOnce( char const *responseGroupName, ResponseGroup &newGroup, AI_ResponseParams &groupResponseParams );
void ParseResponseGroup_NoScene( char const *responseGroupName, ResponseGroup &newGroup, AI_ResponseParams &groupResponseParams );
void ParseResponseGroup_StopOnNonIdle( char const *responseGroupName, ResponseGroup &newGroup, AI_ResponseParams &groupResponseParams );
void ParseResponseGroup_Odds( char const *responseGroupName, ResponseGroup &newGroup, AI_ResponseParams &groupResponseParams );
void ParseResponseGroup_RespeakDelay( char const *responseGroupName, ResponseGroup &newGroup, AI_ResponseParams &groupResponseParams );
void ParseResponseGroup_WeaponDelay( char const *responseGroupName, ResponseGroup &newGroup, AI_ResponseParams &groupResponseParams );
void ParseResponseGroup_Soundlevel( char const *responseGroupName, ResponseGroup &newGroup, AI_ResponseParams &groupResponseParams );
public:
int ParseOneCriterion( const char *criterionName );
bool Compare( const char *setValue, Criteria *c, bool verbose = false );
bool CompareUsingMatcher( const char *setValue, Matcher& m, bool verbose = false );
void ComputeMatcher( Criteria *c, Matcher& matcher );
void ResolveToken( Matcher& matcher, char *token, size_t bufsize, char const *rawtoken );
float LookupEnumeration( const char *name, bool& found );
ResponseRulePartition::tIndex FindBestMatchingRule( const CriteriaSet& set, bool verbose, float &scoreOfBestMatchingRule );
float ScoreCriteriaAgainstRule( const CriteriaSet& set, ResponseRulePartition::tRuleDict &dict, int irule, bool verbose = false );
float RecursiveScoreSubcriteriaAgainstRule( const CriteriaSet& set, Criteria *parent, bool& exclude, bool verbose /*=false*/ );
float ScoreCriteriaAgainstRuleCriteria( const CriteriaSet& set, int icriterion, bool& exclude, bool verbose = false );
void FakeDepletes( ResponseGroup *g, IResponseFilter *pFilter );
void RevertFakedDepletes( ResponseGroup *g );
bool GetBestResponse( ResponseSearchResult& result, Rule *rule, bool verbose = false, IResponseFilter *pFilter = NULL );
bool ResolveResponse( ResponseSearchResult& result, int depth, const char *name, bool verbose = false, IResponseFilter *pFilter = NULL );
int SelectWeightedResponseFromResponseGroup( ResponseGroup *g, IResponseFilter *pFilter );
void DescribeResponseGroup( ResponseGroup *group, int selected, int depth );
void DebugPrint( int depth, const char *fmt, ... );
void LoadFromBuffer( const char *scriptfile, const char *buffer );
void GetCurrentScript( char *buf, size_t buflen );
int GetCurrentToken() const;
void SetCurrentScript( const char *script );
inline bool IsRootCommand( unsigned int hash ) const
{
int slot = m_RootCommandHashes.Find( hash );
return slot != m_RootCommandHashes.InvalidIndex();
}
inline bool IsRootCommand() const
{
return IsRootCommand( RR_HASH( token ) );
}
void PushScript( const char *scriptfile, unsigned char *buffer );
void PopScript(void);
void ResponseWarning( const char *fmt, ... );
CUtlDict< ResponseGroup, short > m_Responses;
CUtlDict< Criteria, short > m_Criteria;
// CUtlDict< Rule, short > m_Rules;
ResponseRulePartition m_RulePartitions;
CUtlDict< Enumeration, short > m_Enumerations;
CUtlVector<int> m_FakedDepletes;
char token[ 1204 ];
bool m_bUnget;
bool m_bCustomManagable;
struct ScriptEntry
{
unsigned char *buffer;
FileNameHandle_t name;
const char *currenttoken;
int tokencount;
};
CUtlVector< ScriptEntry > m_ScriptStack;
CStringPool m_IncludedFiles;
DispatchMap_t m_FileDispatch;
ParseRuleDispatchMap_t m_RuleDispatch;
ParseResponseDispatchMap_t m_ResponseDispatch;
ParseResponseGroupDispatchMap_t m_ResponseGroupDispatch;
CUtlRBTree< unsigned int > m_RootCommandHashes;
// for debugging purposes only: concepts to be emitted from rr_debugresponses 2
typedef CUtlLinkedList< CRR_Concept, unsigned short, false, unsigned int > ExcludeList_t;
static ExcludeList_t m_DebugExcludeList;
friend class CDefaultResponseSystemSaveRestoreBlockHandler;
friend class CResponseSystemSaveRestoreOps;
};
// Some globals inherited from AI_Speech.h:
const float AIS_DEF_MIN_DELAY = 2.8; // Minimum amount of time an NPCs will wait after someone has spoken before considering speaking again
const float AIS_DEF_MAX_DELAY = 3.2; // Maximum amount of time an NPCs will wait after someone has spoken before considering speaking again
}
#endif // RESPONSE_SYSTEM_H