ef2gamesource/dlls/game/rangedCombatWithWeapon.cpp
Walter Julius Hennecke 5bbf27cabd Initial code commit ...
2012-12-30 17:37:54 +01:00

712 lines
18 KiB
C++

//-----------------------------------------------------------------------------
//
// $Logfile:: /EF2/Code/DLLs/game/rangedCombatWithWeapon.cpp $
// $Revision:: 16 $
// $Author:: Singlis $
// $Date:: 9/26/03 2:36p $
//
// Copyright (C) 2002 by Ritual Entertainment, Inc.
// All rights reserved.
//
// This source may not be distributed and/or modified without
// expressly written permission by Ritual Entertainment, Inc.
//
//
// DESCRIPTION:
//
// ANIMATIONS:
//--------------------------------------------------------------------------------
#include "actor.h"
#include "rangedCombatWithWeapon.hpp"
extern Event EV_Actor_UseWeapon;
extern Event EV_PostureChanged_Completed;
//--------------------------------------------------------------
//
// Class Declaration and Event Registration
//
//--------------------------------------------------------------
CLASS_DECLARATION( Behavior, RangedCombatWithWeapon, NULL )
{
{ &EV_Behavior_Args, &RangedCombatWithWeapon::SetArgs },
{ &EV_Behavior_AnimDone, &RangedCombatWithWeapon::AnimDone },
{ &EV_PostureChanged_Completed, &RangedCombatWithWeapon::PostureDone },
{ NULL, NULL }
};
//--------------------------------------------------------------
// Name: RangedCombatWithWeapon()
// Class: RangedCombatWithWeapon
//
// Description: Constructor
//
// Parameters: None
//
// Returns: None
//--------------------------------------------------------------
RangedCombatWithWeapon::RangedCombatWithWeapon()
{
_approachDist = 384.00f;
_retreatDist = 256.00f;
_strafeChance = 0.85f;
_postureChangeChance = 0.15f;
}
//--------------------------------------------------------------
// Name: ~RangedCombatWithWeapon()
// Class: RangedCombatWithWeapon
//
// Description: Destructor
//
// Parameters: None
//
// Returns: None
//--------------------------------------------------------------
RangedCombatWithWeapon::~RangedCombatWithWeapon()
{
}
//--------------------------------------------------------------
// Name: SetArgs()
// Class: RangedCombatWithWeapon
//
// Description: Sets the arguments of the behavior
//
// Parameters: Event *ev
//
// Returns: None
//--------------------------------------------------------------
void RangedCombatWithWeapon::SetArgs ( Event *ev)
{
int argCount = ev->NumArgs();
_aimAnim = ev->GetString( 1 );
_fireAnim = ev->GetString( 2 );
if ( argCount > 2 )
_approachDist = ev->GetFloat( 3 );
if ( argCount > 3 )
_retreatDist = ev->GetFloat( 4 );
if ( argCount > 4 )
_strafeChance = ev->GetFloat( 5 );
if ( argCount > 5 )
_postureChangeChance = ev->GetFloat( 6 );
}
//--------------------------------------------------------------
// Name: AnimDone()
// Class: RangedCombatWithWeapon
//
// Description: Handler for Animation Done
//
// Parameters: Event *ev
//
// Returns: None
//--------------------------------------------------------------
void RangedCombatWithWeapon::AnimDone( Event *ev )
{
switch ( _state )
{
case RCWW_CORRIDOR_COMBAT:
_corridorCombat.AnimDone( ev );
break;
case RCWW_GENERAL_COMBAT:
_generalCombat.AnimDone( ev );
break;
case RCWW_COVER_COMBAT:
_coverCombat.AnimDone( ev );
break;
case RCWW_CHANGE_WEAPON:
_selectBestWeapon.AnimDone( ev );
break;
}
}
void RangedCombatWithWeapon::PostureDone( Event *ev )
{
switch ( _state )
{
case RCWW_CORRIDOR_COMBAT:
_corridorCombat.PostureDone( ev );
break;
case RCWW_GENERAL_COMBAT:
_generalCombat.PostureDone( ev );
break;
}
}
//--------------------------------------------------------------
// Name: Begin()
// Class: RangedCombatWithWeapon
//
// Description: Begins the Behavior
//
// Parameters: Actor &self
//
// Returns: None
//--------------------------------------------------------------
void RangedCombatWithWeapon::Begin( Actor &self )
{
init( self );
updateEnemy();
transitionToState( RCWW_CHANGE_WEAPON );
}
//--------------------------------------------------------------
// Name: Evaluate()
// Class: RangedCombatWithWeapon
//
// Description: Returns True Or False, and is run every frame
// that the behavior
//
// Parameters: Actor &self
//
// Returns: True or False
//--------------------------------------------------------------
BehaviorReturnCode_t RangedCombatWithWeapon::Evaluate ( Actor &self )
{
BehaviorReturnCode_t stateResult;
think();
switch ( _state )
{
//---------------------------------------------------------------------
case RCWW_EVALUATE_OPTIONS:
//---------------------------------------------------------------------
//First Check if we need to change weapons
if ( checkShouldCheckWeapon() )
{
transitionToState( RCWW_CHANGE_WEAPON );
return BEHAVIOR_EVALUATING;
}
//Check if we should do corridor combat
if ( checkShouldDoCorridorCombat() )
{
transitionToState( RCWW_CORRIDOR_COMBAT );
return BEHAVIOR_EVALUATING;
}
if ( checkShouldDoCoverCombat() )
{
transitionToState( RCWW_COVER_COMBAT );
return BEHAVIOR_EVALUATING;
}
//None of the above, so we need to do general combat
_recheckTime = level.time + G_Random() + 3.0f;
transitionToState( RCWW_GENERAL_COMBAT );
break;
//---------------------------------------------------------------------
case RCWW_CHANGE_WEAPON:
//---------------------------------------------------------------------
stateResult = evaluateStateChangeWeapon();
if ( stateResult == BEHAVIOR_FAILED )
transitionToState( RCWW_FAILED );
if ( stateResult == BEHAVIOR_SUCCESS )
transitionToState( RCWW_EVALUATE_OPTIONS );
break;
//---------------------------------------------------------------------
case RCWW_GENERAL_COMBAT:
//---------------------------------------------------------------------
//Check if we need to change weapons
if ( checkShouldCheckWeapon() )
{
transitionToState( RCWW_CHANGE_WEAPON );
return BEHAVIOR_EVALUATING;
}
if ( level.time >= _recheckTime )
{
transitionToState( RCWW_EVALUATE_OPTIONS );
return BEHAVIOR_EVALUATING;
}
stateResult = evaluateStateGeneralCombat();
if ( stateResult == BEHAVIOR_FAILED )
transitionToState( RCWW_FAILED );
break;
//---------------------------------------------------------------------
case RCWW_CORRIDOR_COMBAT:
//---------------------------------------------------------------------
//First Check if we need to change weapons
if ( checkShouldCheckWeapon() )
{
transitionToState( RCWW_CHANGE_WEAPON );
return BEHAVIOR_EVALUATING;
}
stateResult = evaluateStateCorridorCombat();
if ( stateResult == BEHAVIOR_FAILED )
transitionToState( RCWW_GENERAL_COMBAT );
break;
//---------------------------------------------------------------------
case RCWW_COVER_COMBAT:
//---------------------------------------------------------------------
//First Check if we need to changing weapons during cover combat
//is a pain. I'm taking it out for now.
stateResult = evaluateStateCoverCombat();
if ( stateResult == BEHAVIOR_FAILED )
transitionToState( RCWW_GENERAL_COMBAT );
break;
//---------------------------------------------------------------------
case RCWW_FAILED:
//---------------------------------------------------------------------
return BEHAVIOR_FAILED;
break;
}
return BEHAVIOR_EVALUATING;
}
//--------------------------------------------------------------
// Name: End()
// Class: RangedCombatWithWeapon
//
// Description: Ends the Behavior
//
// Parameters: Actor &self
//
// Returns: None
//--------------------------------------------------------------
void RangedCombatWithWeapon::End ( Actor &self )
{
_generalCombat.End( self );
_corridorCombat.End( self );
_coverCombat.End( self );
self.postureController->setPostureState( "STAND" , "STAND" );
}
//--------------------------------------------------------------
// Name: init()
// Class: RangedCombatWithWeapon
//
// Description: Initializes the behavior
//
// Parameters: Actor &self
//
// Returns: None
//--------------------------------------------------------------
void RangedCombatWithWeapon::init(Actor &self)
{
_self = &self;
_nextSelectWeaponTime = 0.0f;
_recheckTime = -1.0f;
}
//--------------------------------------------------------------
// Name: think()
// Class: RangedCombatWithWeapon
//
// Description: Think Function Called Every Frame
//
// Parameters: None
//
// Returns: None
//--------------------------------------------------------------
void RangedCombatWithWeapon::think()
{
}
//--------------------------------------------------------------
// Name: updateEnemy()
// Class: RangedCombatWithWeapon
//
// Description: Updates our Current Enemy
//
// Parameters: None
//
// Returns: None
//--------------------------------------------------------------
void RangedCombatWithWeapon::updateEnemy()
{
_currentEnemy = _self->enemyManager->GetCurrentEnemy();
if ( !_currentEnemy )
{
_self->enemyManager->FindHighestHateEnemy();
_currentEnemy = _self->enemyManager->GetCurrentEnemy();
if ( !_currentEnemy )
{
SetFailureReason( "RangedCombatWithWeapon::updateEnemy -- No Enemy" );
transitionToState( RCWW_FAILED );
}
}
}
//--------------------------------------------------------------
// Name: transitionToState()
// Class: RangedCombatWithWeapon
//
// Description: Transitions the behaviors state
//
// Parameters: coverCombatStates_t state -- The state to transition to
//
// Returns: None
//--------------------------------------------------------------
void RangedCombatWithWeapon::transitionToState( RangedCombatWithWeapon_t state )
{
switch ( state )
{
case RCWW_EVALUATE_OPTIONS:
setupStateEvaluateOptions();
setInternalState( state , "RCWW_EVALUATE_OPTIONS" );
break;
case RCWW_CHANGE_WEAPON:
setupStateChangeWeapon();
setInternalState( state , "RCWW_CHANGE_WEAPON" );
break;
case RCWW_GENERAL_COMBAT:
setupStateGeneralCombat();
setInternalState( state , "RCWW_GENERAL_COMBAT" );
break;
case RCWW_CORRIDOR_COMBAT:
setupStateCorridorCombat();
setInternalState( state , "RCWW_CORRIDOR_COMBAT" );
break;
case RCWW_COVER_COMBAT:
setupStateCoverCombat();
setInternalState( state , "RCWW_COVER_COMBAT" );
break;
case RCWW_FAILED:
setInternalState( state , "RCWW_FAILED" );
break;
}
}
//--------------------------------------------------------------
// Name: setInternalState()
// Class: RangedCombatWithWeapon
//
// Description: Sets the internal state of the behavior
//
// Parameters: unsigned int state
// const str &stateName
//
// Returns: None
//--------------------------------------------------------------
void RangedCombatWithWeapon::setInternalState( RangedCombatWithWeapon_t state , const str &stateName )
{
_state = state;
SetInternalStateName( stateName );
}
//--------------------------------------------------------------
// Name: setupStateChangeWeapon()
// Class: RangedCombatWithWeapon
//
// Description: Sets up State
//
// Parameters: None
//
// Returns: None
//--------------------------------------------------------------
void RangedCombatWithWeapon::setupStateChangeWeapon()
{
_nextSelectWeaponTime = level.time + G_Random() + 5.0f;
_selectBestWeapon.SetCurrentEnemy( _currentEnemy );
_selectBestWeapon.Begin( *_self );
}
//--------------------------------------------------------------
// Name: evaluateStateChangeWeapon()
// Class: RangedCombatWithWeapon
//
// Description: Evaluates State
//
// Parameters: None
//
// Returns: None
//--------------------------------------------------------------
BehaviorReturnCode_t RangedCombatWithWeapon::evaluateStateChangeWeapon()
{
return _selectBestWeapon.Evaluate( *_self );
}
//--------------------------------------------------------------
// Name: failureStateChangeWeapon()
// Class: RangedCombatWithWeapon
//
// Description: Failure Handler for State
//
// Parameters: None
//
// Returns: None
//--------------------------------------------------------------
void RangedCombatWithWeapon::failureStateChangeWeapon()
{
}
void RangedCombatWithWeapon::setupStateEvaluateOptions()
{
}
BehaviorReturnCode_t RangedCombatWithWeapon::evaluateStateEvaluateOptions()
{
return BEHAVIOR_EVALUATING;
}
void RangedCombatWithWeapon::failureStateEvaluateOptions()
{
}
//--------------------------------------------------------------
// Name: setupStateGeneralCombat()
// Class: RangedCombatWithWeapon
//
// Description: Sets up State
//
// Parameters: None
//
// Returns: None
//--------------------------------------------------------------
void RangedCombatWithWeapon::setupStateGeneralCombat()
{
_generalCombat.SetTorsoAnim( _aimAnim );
_generalCombat.SetFireAnim( _fireAnim );
_generalCombat.SetApproachDist( _approachDist );
_generalCombat.SetRetreatDist ( _retreatDist );
_generalCombat.SetStrafeChance ( _strafeChance );
_generalCombat.SetPostureChangeChance ( _postureChangeChance );
_generalCombat.SetFireTimeMin( 2.0f );
_generalCombat.SetFireTimeMax( 2.5f );
_generalCombat.SetPauseTimeMin( 0.5f );
_generalCombat.SetPauseTimeMax( 0.75f );
_generalCombat.Begin( *_self );
}
//--------------------------------------------------------------
// Name: evaluateStateGeneralCombat()
// Class: RangedCombatWithWeapon
//
// Description: Evaluates State
//
// Parameters: None
//
// Returns: None
//--------------------------------------------------------------
BehaviorReturnCode_t RangedCombatWithWeapon::evaluateStateGeneralCombat()
{
return _generalCombat.Evaluate( *_self );
}
//--------------------------------------------------------------
// Name: failureStateGeneralCombat()
// Class: RangedCombatWithWeapon
//
// Description: Failure Handler for State
//
// Parameters: None
//
// Returns: None
//--------------------------------------------------------------
void RangedCombatWithWeapon::failureStateGeneralCombat()
{
}
//--------------------------------------------------------------
// Name: setupStateCorridorCombat()
// Class: RangedCombatWithWeapon
//
// Description: Sets up State
//
// Parameters: None
//
// Returns: None
//--------------------------------------------------------------
void RangedCombatWithWeapon::setupStateCorridorCombat()
{
_corridorCombat.SetMovementAnim( "walk_rifle" );
_corridorCombat.SetTorsoAnim( _aimAnim );
_corridorCombat.SetFireAnim( _fireAnim );
_corridorCombat.SetPreFireAnim( "" );
_corridorCombat.SetPostFireAnim( "" );
_corridorCombat.SetPostureChangeChance( .65 );
_corridorCombat.SetMaxDistance( 128.0f );
_corridorCombat.SetRetreatDistance( 96.0f );
_corridorCombat.SetThreatDistance( 160.0f );
_corridorCombat.SetFireTimeMin( 2.0f );
_corridorCombat.SetFireTimeMax( 2.5f );
_corridorCombat.SetPauseTimeMin( 0.5f );
_corridorCombat.SetPauseTimeMax( 0.75f );
_corridorCombat.Begin( *_self );
}
//--------------------------------------------------------------
// Name: evaluateStateCorridorCombat()
// Class: RangedCombatWithWeapon
//
// Description: Evaluates State
//
// Parameters: None
//
// Returns: None
//--------------------------------------------------------------
BehaviorReturnCode_t RangedCombatWithWeapon::evaluateStateCorridorCombat()
{
return _corridorCombat.Evaluate( *_self );
}
//--------------------------------------------------------------
// Name: failureStateCorridorCombat()
// Class: RangedCombatWithWeapon
//
// Description: Failure Handler for State
//
// Parameters: None
//
// Returns: None
//--------------------------------------------------------------
void RangedCombatWithWeapon::failureStateCorridorCombat()
{
}
//--------------------------------------------------------------
// Name: setupStateCoverCombat()
// Class: RangedCombatWithWeapon
//
// Description: Sets up state
//
// Parameters: None
//
// Returns: None
//--------------------------------------------------------------
void RangedCombatWithWeapon::setupStateCoverCombat()
{
_coverCombat.SetMovementAnim( "run" );
_coverCombat.SetTorsoAnim( _aimAnim );
_coverCombat.SetFireAnim( _fireAnim );
_coverCombat.SetMaxDistance( 1024.0f );
_coverCombat.SetFireTimeMin( 2.0f );
_coverCombat.SetFireTimeMax( 2.5f );
_coverCombat.SetPauseTimeMin( 0.5f );
_coverCombat.SetPauseTimeMax( 0.75f );
_coverCombat.Begin( *_self );
}
//--------------------------------------------------------------
// Name: evaluateStateCoverCombat()
// Class: RangedComb
//
// Description:
//
// Parameters:
//
// Returns:
//--------------------------------------------------------------
BehaviorReturnCode_t RangedCombatWithWeapon::evaluateStateCoverCombat()
{
return _coverCombat.Evaluate( *_self );
}
void RangedCombatWithWeapon::failureStateCoverCombat()
{
}
//--------------------------------------------------------------
// Name: checkShouldDoCorridorCombat()
// Class: RangedCombatWithWeapon
//
// Description: Checks if the actor should do corridor combat
//
// Parameters: None
//
// Returns: true or false;
//--------------------------------------------------------------
bool RangedCombatWithWeapon::checkShouldDoCorridorCombat()
{
if ( CorridorCombatWithRangedWeapon::CanExecute( 1024.0f , *_self ) )
return true;
return false;
}
//--------------------------------------------------------------
// Name: checkShouldDoGeneralCombat()
// Class: RangedCombatWithWeapon
//
// Description: Checks if the actor should do general combat
//
// Parameters: None
//
// Returns: true or false
//--------------------------------------------------------------
bool RangedCombatWithWeapon::checkShouldDoGeneralCombat()
{
// We're pretty much ALWAYS able to do general combat...
// That's what its for
return true;
}
//--------------------------------------------------------------
// Name: checkShouldCheckWeapon()
// Class: RangedCombatWithWeapon
//
// Description: Checks if the actor should do SelectBestWeapon
//
// Parameters: None
//
// Returns: True or False
//--------------------------------------------------------------
bool RangedCombatWithWeapon::checkShouldCheckWeapon()
{
if ( (level.time > _nextSelectWeaponTime) && SelectBestWeapon::CanExecute( *_self ) )
{
if ( _self->checkHaveBestWeapon() )
{
_nextSelectWeaponTime = level.time + G_Random() + 5.0f;
return false;
}
return true;
}
return false;
}
bool RangedCombatWithWeapon::checkShouldDoCoverCombat()
{
return CoverCombatWithRangedWeapon::CanExecute( *_self , 1024.0f );
}