Counter Strike : Global Offensive Source Code
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//========= Copyright © 1996-2005, Valve Corporation, All rights reserved. ============//
//
// Purpose: Base combat character with no AI
//
// $Workfile: $
// $Date: $
// $NoKeywords: $
//=============================================================================//
#include "cbase.h"
#include "convar.h"
#include "ai_basenpc.h"
#include "ai_agent.h"
#include "tier1/strtools.h"
#include "ai_activity.h"
#include "ai_schedule.h"
#include "ai_default.h"
#include "ai_hint.h"
#include "bitstring.h"
#include "stringregistry.h"
// memdbgon must be the last include file in a .cpp file!!!
#include "tier0/memdbgon.h"
//-----------------------------------------------------------------------------
// Init static variables
//-----------------------------------------------------------------------------
CAI_SchedulesManager g_AI_SchedulesManager;
CAI_SchedulesManager g_AI_AgentSchedulesManager;
//-----------------------------------------------------------------------------
// Purpose: Delete all the string registries
// Input :
// Output :
//-----------------------------------------------------------------------------
void CAI_SchedulesManager::DestroyStringRegistries(void)
{
CAI_Agent::GetSchedulingSymbols()->Clear();
CAI_BaseNPC::GetSchedulingSymbols()->Clear();
CAI_BaseNPC::gm_SquadSlotNamespace.Clear();
delete CAI_BaseNPC::m_pActivitySR;
CAI_BaseNPC::m_pActivitySR = NULL;
CAI_BaseNPC::m_iNumActivities = 0;
delete CAI_BaseNPC::m_pEventSR;
CAI_BaseNPC::m_pEventSR = NULL;
CAI_BaseNPC::m_iNumEvents = 0;
}
void CAI_SchedulesManager::CreateStringRegistries( void )
{
CAI_Agent::GetSchedulingSymbols()->Clear();
CAI_BaseNPC::GetSchedulingSymbols()->Clear();
CAI_BaseNPC::gm_SquadSlotNamespace.Clear();
CAI_BaseNPC::m_pActivitySR = new CStringRegistry();
CAI_BaseNPC::m_pEventSR = new CStringRegistry();
}
//-----------------------------------------------------------------------------
// Purpose: Load all the schedules
// Input :
// Output :
//-----------------------------------------------------------------------------
void CAI_BaseNPC::InitSchedulingTables()
{
CAI_BaseNPC::gm_ClassScheduleIdSpace.Init( "CAI_BaseNPC", CAI_BaseNPC::GetSchedulingSymbols() );
CAI_BaseNPC::InitDefaultScheduleSR();
CAI_BaseNPC::InitDefaultConditionSR();
CAI_BaseNPC::InitDefaultTaskSR();
CAI_BaseNPC::InitDefaultActivitySR();
CAI_BaseNPC::InitDefaultSquadSlotSR();
}
void CAI_Agent::InitSchedulingTables()
{
CAI_Agent::gm_ClassScheduleIdSpace.Init( "CAI_Agent", CAI_Agent::GetSchedulingSymbols() );
CAI_Agent::InitDefaultScheduleSR();
CAI_Agent::InitDefaultConditionSR();
CAI_Agent::InitDefaultTaskSR();
}
bool CAI_SchedulesManager::LoadAllSchedules(void)
{
// If I haven't loaded schedules yet
if (!CAI_SchedulesManager::allSchedules)
{
// Init defaults
CAI_BaseNPC::InitSchedulingTables();
CAI_Agent::InitSchedulingTables();
if (!CAI_BaseNPC::LoadDefaultSchedules())
{
CAI_BaseNPC::m_nDebugBits |= bits_debugDisableAI;
DevMsg("ERROR: Mistake in default schedule definitions, AI Disabled.\n");
}
if (!CAI_Agent::LoadDefaultSchedules())
{
DevMsg("ERROR: Mistake in default schedule definitions, AI Disabled.\n");
}
}
return true;
}
//-----------------------------------------------------------------------------
// Purpose: Creates and returns schedule of the given name
// This should eventually be replaced when we convert to
// non-hard coded schedules
// Input :
// Output :
//-----------------------------------------------------------------------------
CAI_Schedule *CAI_SchedulesManager::CreateSchedule(char *name, int schedule_id)
{
// Allocate schedule
CAI_Schedule *pSched = new CAI_Schedule(name,schedule_id,CAI_SchedulesManager::allSchedules);
CAI_SchedulesManager::allSchedules = pSched;
// Return schedule
return pSched;
}
//-----------------------------------------------------------------------------
// Purpose: Given text name of a NPC state returns its ID number
// Input :
// Output :
//-----------------------------------------------------------------------------
int CAI_SchedulesManager::GetStateID(const char *state_name)
{
if (!stricmp(state_name,"NONE")) { return NPC_STATE_NONE; }
else if (!stricmp(state_name,"IDLE")) { return NPC_STATE_IDLE; }
else if (!stricmp(state_name,"COMBAT")) { return NPC_STATE_COMBAT; }
else if (!stricmp(state_name,"PRONE")) { return NPC_STATE_PRONE; }
else if (!stricmp(state_name,"ALERT")) { return NPC_STATE_ALERT; }
else if (!stricmp(state_name,"SCRIPT")) { return NPC_STATE_SCRIPT; }
else if (!stricmp(state_name,"PLAYDEAD")) { return NPC_STATE_PLAYDEAD; }
else if (!stricmp(state_name,"DEAD")) { return NPC_STATE_DEAD; }
else return -1;
}
//-----------------------------------------------------------------------------
// Purpose: Given text name of a memory bit returns its ID number
// Input :
// Output :
//-----------------------------------------------------------------------------
int CAI_SchedulesManager::GetMemoryID(const char *state_name)
{
if (!stricmp(state_name,"PROVOKED")) { return bits_MEMORY_PROVOKED; }
else if (!stricmp(state_name,"INCOVER")) { return bits_MEMORY_INCOVER; }
else if (!stricmp(state_name,"SUSPICIOUS")) { return bits_MEMORY_SUSPICIOUS; }
else if (!stricmp(state_name,"PATH_FAILED")) { return bits_MEMORY_PATH_FAILED; }
else if (!stricmp(state_name,"FLINCHED")) { return bits_MEMORY_FLINCHED; }
else if (!stricmp(state_name,"TOURGUIDE")) { return bits_MEMORY_TOURGUIDE; }
else if (!stricmp(state_name,"LOCKED_HINT")) { return bits_MEMORY_LOCKED_HINT; }
else if (!stricmp(state_name,"TURNING")) { return bits_MEMORY_TURNING; }
else if (!stricmp(state_name,"TURNHACK")) { return bits_MEMORY_TURNHACK; }
else if (!stricmp(state_name,"CUSTOM4")) { return bits_MEMORY_CUSTOM4; }
else if (!stricmp(state_name,"CUSTOM3")) { return bits_MEMORY_CUSTOM3; }
else if (!stricmp(state_name,"CUSTOM2")) { return bits_MEMORY_CUSTOM2; }
else if (!stricmp(state_name,"CUSTOM1")) { return bits_MEMORY_CUSTOM1; }
else return -1;
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : *token -
// Output : int
//-----------------------------------------------------------------------------
int CAI_SchedulesManager::GetPathID( const char *token )
{
if ( !stricmp( token, "TRAVEL" ) ) { return PATH_TRAVEL; }
else if ( !stricmp( token, "LOS" ) ) { return PATH_LOS; }
// else if ( !stricmp( token, "FLANK" ) ) { return PATH_FLANK; }
// else if ( !stricmp( token, "FLANK_LOS" ) ) { return PATH_FLANK_LOS; }
else if ( !stricmp( token, "COVER" ) ) { return PATH_COVER; }
// else if ( !stricmp( token, "COVER_LOS" ) ) { return PATH_COVER_LOS; }
return -1;
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : *token -
// Output : int
//-----------------------------------------------------------------------------
int CAI_SchedulesManager::GetGoalID( const char *token )
{
if ( !stricmp( token, "ENEMY" ) ) { return GOAL_ENEMY; }
else if ( !stricmp( token, "ENEMY_LKP" ) ) { return GOAL_ENEMY_LKP; }
else if ( !stricmp( token, "TARGET" ) ) { return GOAL_TARGET; }
else if ( !stricmp( token, "SAVED_POSITION" ) ) { return GOAL_SAVED_POSITION; }
return -1;
}
//-----------------------------------------------------------------------------
// Purpose: Read data on schedules
// As I'm parsing a human generated file, give a lot of error output
// Output: true - if data successfully read
// false - if data load fails
//-----------------------------------------------------------------------------
bool CAI_SchedulesManager::LoadSchedulesFromBuffer( const char *prefix, char *pStartFile, CAI_ClassScheduleIdSpace *pIdSpace, CAI_GlobalScheduleNamespace *pGlobalNamespace )
{
char token[1024];
char save_token[1024];
const char *pfile = engine->ParseFile(pStartFile, token, sizeof( token ) );
while (!stricmp("Schedule",token))
{
pfile = engine->ParseFile(pfile, token, sizeof( token ) );
// -----------------------------
// Check for duplicate schedule
// -----------------------------
if (GetScheduleByName(token))
{
DevMsg("ERROR: file contains a schedule (%s) that has already been defined!\n",token);
DevMsg(" Aborting schedule load.\n");
Assert(0);
return false;
}
int scheduleID = pGlobalNamespace->ScheduleSymbolToId(token);
if (scheduleID == -1)
{
DevMsg( "ERROR: LoadSchd (%s): Unknown schedule type (%s)\n", prefix, token);
// FIXME: .sch's not being in code/perforce makes it hard to share branches between developers
// for now, just stop processing this entities schedules if one is found that isn't in the schedule registry
break;
// return false;
}
CAI_Schedule *new_schedule = CreateSchedule(token,scheduleID);
pfile = engine->ParseFile(pfile, token, sizeof( token ) );
if (stricmp(token,"Tasks"))
{
DevMsg( "ERROR: LoadSchd (%s): (%s) Malformed AI Schedule. Expecting 'Tasks' keyword.\n",prefix,new_schedule->GetName());
Assert(0);
return false;
}
// ==========================
// Now read in the tasks
// ==========================
// Store in temp array until number of tasks is known
Task_t tempTask[50];
int taskNum = 0;
pfile = engine->ParseFile(pfile, token, sizeof( token ) );
while ((token[0]!=0) && (stricmp("Interrupts",token)))
{
// Convert generic ID to sub-class specific enum
int taskID = pGlobalNamespace->TaskSymbolToId( token );
tempTask[taskNum].iTask = (pIdSpace) ? pIdSpace->TaskGlobalToLocal(taskID) : AI_RemapFromGlobal( taskID );
// If not a valid condition, send a warning message
if (tempTask[taskNum].iTask == -1)
{
DevMsg( "ERROR: LoadSchd (%s): (%s) Unknown task %s!\n", prefix,new_schedule->GetName(), token);
Assert(0);
return false;
}
Assert( AI_IdIsLocal( tempTask[taskNum].iTask ) );
// Read in the task argument
pfile = engine->ParseFile(pfile, token, sizeof( token ) );
if (!stricmp("Activity",token))
{
// Skip the ";", but make sure it's present
pfile = engine->ParseFile(pfile, token, sizeof( token ) );
if (stricmp(token,":"))
{
DevMsg( "ERROR: LoadSchd (%s): (%s) Malformed AI Schedule. Expecting ':' after type 'ACTIVITY.\n",prefix,new_schedule->GetName());
Assert(0);
return false;
}
// Load the activity and make sure its valid
pfile = engine->ParseFile(pfile, token, sizeof( token ) );
tempTask[taskNum].flTaskData = CAI_BaseNPC::GetActivityID(token);
if (tempTask[taskNum].flTaskData == -1)
{
DevMsg( "ERROR: LoadSchd (%s): (%s) Unknown activity %s!\n", prefix,new_schedule->GetName(), token);
Assert(0);
return false;
}
}
else if (!stricmp("Task",token))
{
// Skip the ";", but make sure it's present
pfile = engine->ParseFile(pfile, token, sizeof( token ) );
if (stricmp(token,":"))
{
DevMsg( "ERROR: LoadSchd (%s): (%s) Malformed AI Schedule. Expecting ':' after type 'ACTIVITY.\n",prefix,new_schedule->GetName());
Assert(0);
return false;
}
// Load the activity and make sure its valid
pfile = engine->ParseFile(pfile, token, sizeof( token ) );
// Convert generic ID to sub-class specific enum
int taskID = pGlobalNamespace->TaskSymbolToId( token );
tempTask[taskNum].flTaskData = (pIdSpace) ? pIdSpace->TaskGlobalToLocal(taskID) : AI_RemapFromGlobal( taskID );
if (tempTask[taskNum].flTaskData == -1)
{
DevMsg( "ERROR: LoadSchd (%s): (%s) Unknown task %s!\n", prefix,new_schedule->GetName(), token);
Assert(0);
return false;
}
}
else if (!stricmp("Schedule",token))
{
// Skip the ";", but make sure it's present
pfile = engine->ParseFile(pfile, token, sizeof( token ) );
if (stricmp(token,":"))
{
DevMsg( "ERROR: LoadSchd (%s): (%s) Malformed AI Schedule. Expecting ':' after type 'ACTIVITY.\n",prefix,new_schedule->GetName());
Assert(0);
return false;
}
// Load the schedule and make sure its valid
pfile = engine->ParseFile(pfile, token, sizeof( token ) );
// Convert generic ID to sub-class specific enum
int schedID = pGlobalNamespace->ScheduleSymbolToId(token);
tempTask[taskNum].flTaskData = (pIdSpace) ? pIdSpace->ScheduleGlobalToLocal(schedID) : AI_RemapFromGlobal( schedID );
if (tempTask[taskNum].flTaskData == -1)
{
DevMsg( "ERROR: LoadSchd %d (%s): (%s) Unknown shedule %s!\n", __LINE__, prefix,new_schedule->GetName(), token);
Assert(0);
return false;
}
}
else if (!stricmp("State",token))
{
// Skip the ";", but make sure it's present
pfile = engine->ParseFile(pfile, token, sizeof( token ) );
if (stricmp(token,":"))
{
DevMsg( "ERROR: LoadSchd (%s): (%s) Malformed AI Schedule. Expecting ':' after type 'STATE.\n",prefix,new_schedule->GetName());
Assert(0);
return false;
}
// Load the activity and make sure its valid
pfile = engine->ParseFile(pfile, token, sizeof( token ) );
tempTask[taskNum].flTaskData = CAI_SchedulesManager::GetStateID(token);
if (tempTask[taskNum].flTaskData == -1)
{
DevMsg( "ERROR: LoadSchd %d (%s): (%s) Unknown shedule %s!\n", __LINE__, prefix,new_schedule->GetName(), token);
Assert(0);
return false;
}
}
else if (!stricmp("Memory",token))
{
// Skip the ";", but make sure it's present
pfile = engine->ParseFile(pfile, token, sizeof( token ) );
if (stricmp(token,":"))
{
DevMsg( "ERROR: LoadSchd (%s): (%s) Malformed AI Schedule. Expecting ':' after type 'STATE.\n",prefix,new_schedule->GetName());
Assert(0);
return false;
}
// Load the activity and make sure its valid
pfile = engine->ParseFile(pfile, token, sizeof( token ) );
tempTask[taskNum].flTaskData = CAI_SchedulesManager::GetMemoryID(token);
if (tempTask[taskNum].flTaskData == -1)
{
DevMsg( "ERROR: LoadSchd %d (%s): (%s) Unknown shedule %s!\n", __LINE__, prefix,new_schedule->GetName(), token);
Assert(0);
return false;
}
}
else if (!stricmp("Path",token))
{
// Skip the ";", but make sure it's present
pfile = engine->ParseFile(pfile, token, sizeof( token ) );
if (stricmp(token,":"))
{
DevMsg( "ERROR: LoadSchd (%s): (%s) Malformed AI Schedule. Expecting ':' after type 'PATH.\n",prefix,new_schedule->GetName());
Assert(0);
return false;
}
// Load the activity and make sure its valid
pfile = engine->ParseFile(pfile, token, sizeof( token ) );
tempTask[taskNum].flTaskData = CAI_SchedulesManager::GetPathID( token );
if (tempTask[taskNum].flTaskData == -1)
{
DevMsg( "ERROR: LoadSchd (%s): (%s) Unknown path type %s!\n", prefix,new_schedule->GetName(), token);
Assert(0);
return false;
}
}
else if (!stricmp("Goal",token))
{
// Skip the ";", but make sure it's present
pfile = engine->ParseFile(pfile, token, sizeof( token ) );
if (stricmp(token,":"))
{
DevMsg( "ERROR: LoadSchd (%s): (%s) Malformed AI Schedule. Expecting ':' after type 'GOAL.\n",prefix,new_schedule->GetName());
Assert(0);
return false;
}
// Load the activity and make sure its valid
pfile = engine->ParseFile(pfile, token, sizeof( token ) );
tempTask[taskNum].flTaskData = CAI_SchedulesManager::GetGoalID( token );
if (tempTask[taskNum].flTaskData == -1)
{
DevMsg( "ERROR: LoadSchd (%s): (%s) Unknown goal type %s!\n", prefix,new_schedule->GetName(), token);
Assert(0);
return false;
}
}
else if ( !stricmp( "HintFlags",token ) )
{
// Skip the ":", but make sure it's present
pfile = engine->ParseFile(pfile, token, sizeof( token ) );
if (stricmp(token,":"))
{
DevMsg( "ERROR: LoadSchd (%s): (%s) Malformed AI Schedule. Expecting ':' after type 'HINTFLAG'\n",prefix,new_schedule->GetName());
Assert(0);
return false;
}
// Load the flags and make sure they are valid
pfile = engine->ParseFile( pfile, token, sizeof( token ) );
tempTask[taskNum].flTaskData = CAI_HintManager::GetFlags( token );
if (tempTask[taskNum].flTaskData == -1)
{
DevMsg( "ERROR: LoadSchd (%s): (%s) Unknown hint flag type %s!\n", prefix,new_schedule->GetName(), token);
Assert(0);
return false;
}
}
else if (!stricmp("Interrupts",token) || !strnicmp("TASK_",token,5) )
{
// a parse error. Interrupts is the next section, TASK_ is probably the next task, missing task argument?
Warning( "ERROR: LoadSchd (%s): (%s) Bad syntax at task #%d (wasn't expecting %s)\n", prefix, new_schedule->GetName(), taskNum, token);
Assert(0);
return false;
}
else
{
tempTask[taskNum].flTaskData = atof(token);
}
taskNum++;
// Read the next token
Q_strncpy(save_token,token,sizeof(save_token));
pfile = engine->ParseFile(pfile, token, sizeof( token ) );
// Check for malformed task argument type
if (!stricmp(token,":"))
{
DevMsg( "ERROR: LoadSchd (%s): Schedule (%s),\n Task (%d), has a malformed AI Task Argument = (%s)\n",
prefix,new_schedule->GetName(),taskID,save_token);
Assert(0);
return false;
}
}
// Now copy the tasks into the new schedule
new_schedule->m_iNumTasks = taskNum;
new_schedule->m_pTaskList = new Task_t[taskNum];
for (int i=0;i<taskNum;i++)
{
new_schedule->m_pTaskList[i].iTask = tempTask[i].iTask;
new_schedule->m_pTaskList[i].flTaskData = tempTask[i].flTaskData;
Assert( AI_IdIsLocal( new_schedule->m_pTaskList[i].iTask ) );
}
// ==========================
// Now read in the interrupts
// ==========================
pfile = engine->ParseFile(pfile, token, sizeof( token ) );
while ((token[0]!=0) && (stricmp("Schedule",token)))
{
// Convert generic ID to sub-class specific enum
int condID = pGlobalNamespace->ConditionSymbolToId(token);
// If not a valid condition, send a warning message
if (condID == -1)
{
DevMsg( "ERROR: LoadSchd (%s): Schedule (%s), Unknown condition %s!\n", prefix,new_schedule->GetName(),token);
Assert(0);
}
// Otherwise, add to this schedules list of conditions
else
{
int interrupt = AI_RemapFromGlobal(condID);
Assert( AI_IdIsGlobal( condID ) && interrupt >= 0 && interrupt < MAX_CONDITIONS );
new_schedule->m_InterruptMask.Set(interrupt);
}
// Read the next token
pfile = engine->ParseFile(pfile, token, sizeof( token ) );
}
}
return true;
}
//-----------------------------------------------------------------------------
// Purpose: Given a schedule ID, returns a schedule of the given type
//-----------------------------------------------------------------------------
CAI_Schedule *CAI_SchedulesManager::GetScheduleFromID( int schedID )
{
for ( CAI_Schedule *schedule = CAI_SchedulesManager::allSchedules; schedule != NULL; schedule = schedule->nextSchedule )
{
if (schedule->m_iScheduleID == schedID)
return schedule;
}
DevMsg( "Couldn't find schedule (%s)\n", CAI_BaseNPC::GetSchedulingSymbols()->ScheduleIdToSymbol(schedID) );
return NULL;
}
//-----------------------------------------------------------------------------
// Purpose: Given a schedule name, returns a schedule of the given type
//-----------------------------------------------------------------------------
CAI_Schedule *CAI_SchedulesManager::GetScheduleByName( const char *name )
{
for ( CAI_Schedule *schedule = CAI_SchedulesManager::allSchedules; schedule != NULL; schedule = schedule->nextSchedule )
{
if (FStrEq(schedule->GetName(),name))
return schedule;
}
return NULL;
}
//-----------------------------------------------------------------------------
// Purpose: Delete all the schedules
// Input :
// Output :
//-----------------------------------------------------------------------------
void CAI_SchedulesManager::DeleteAllSchedules(void)
{
m_CurLoadSig++;
if ( m_CurLoadSig < 0 )
m_CurLoadSig = 0;
CAI_Schedule *schedule = CAI_SchedulesManager::allSchedules;
CAI_Schedule *next;
while (schedule)
{
next = schedule->nextSchedule;
delete schedule;
schedule = next;
}
CAI_SchedulesManager::allSchedules = NULL;
}
//-----------------------------------------------------------------------------
// Purpose:
// Input :
// Output :
//-----------------------------------------------------------------------------
CAI_Schedule::CAI_Schedule(char *name, int schedule_id, CAI_Schedule *pNext)
{
m_iScheduleID = schedule_id;
int len = strlen(name);
m_pName = new char[len+1];
Q_strncpy(m_pName,name,len+1);
m_pTaskList = NULL;
m_iNumTasks = 0;
// ---------------------------------
// Add to linked list of schedules
// ---------------------------------
nextSchedule = pNext;
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
CAI_Schedule::~CAI_Schedule( void )
{
delete[] m_pName;
delete[] m_pTaskList;
}