mirror of
https://github.com/UberGames/EF2GameSource.git
synced 2024-11-10 06:31:42 +00:00
520 lines
14 KiB
C++
520 lines
14 KiB
C++
//-----------------------------------------------------------------------------
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//
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// $Logfile:: /EF2/Code/DLLs/game/closeInOnEnemyWhileFiringWeapon.cpp $
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// $Revision:: 5 $
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// $Author:: Singlis $
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// $Date:: 9/26/03 2:36p $
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//
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// Copyright (C) 2002 by Ritual Entertainment, Inc.
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// All rights reserved.
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//
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// This source may not be distributed and/or modified without
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// expressly written permission by Ritual Entertainment, Inc.
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//
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//
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// DESCRIPTION:
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// CloseInOnEnemyWhileFiringWeapon Implementation
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//
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// PARAMETERS:
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//
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//
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// ANIMATIONS:
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//
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//--------------------------------------------------------------------------------
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#include "actor.h"
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#include "closeInOnEnemyWhileFiringWeapon.hpp"
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//--------------------------------------------------------------
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//
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// Class Declaration and Event Registration
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//
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//--------------------------------------------------------------
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CLASS_DECLARATION( Behavior, CloseInOnEnemyWhileFiringWeapon, NULL )
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{
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{ &EV_Behavior_Args, &CloseInOnEnemyWhileFiringWeapon::SetArgs },
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{ NULL, NULL }
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};
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//--------------------------------------------------------------
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// Name: CloseInOnEnemyWhileFiringWeapon()
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// Class: CloseInOnEnemyWhileFiringWeapon
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//
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// Description: Constructor
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//
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// Parameters: None
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//
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// Returns: None
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//--------------------------------------------------------------
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CloseInOnEnemyWhileFiringWeapon::CloseInOnEnemyWhileFiringWeapon()
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{
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_approachAnim = "";
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_aimAnim = "";
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_fireAnim = "";
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_fireTimeMin = 0.0f;
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_fireTimeMax = 0.0f;
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_pauseTimeMin = 0.0f;
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_pauseTimeMax = 0.0f;
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_dist = 0.0f;
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_nextFireTime = 0.0f;
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_nextPauseTime = 0.0f;
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}
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//--------------------------------------------------------------
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// Name: ~CloseInOnEnemyWhileFiringWeapon()
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// Class: CloseInOnEnemyWhileFiringWeapon
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//
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// Description: Destructor
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//
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// Parameters: None
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//
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// Returns: None
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//--------------------------------------------------------------
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CloseInOnEnemyWhileFiringWeapon::~CloseInOnEnemyWhileFiringWeapon()
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{
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}
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//--------------------------------------------------------------
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//
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// Name: SetArgs()
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// Class: CloseInOnEnemyWhileFiringWeapon
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//
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// Description:
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//
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// Parameters: Event *ev -- Event containing the string
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//
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// Returns: None
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//
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//--------------------------------------------------------------
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void CloseInOnEnemyWhileFiringWeapon::SetArgs( Event *ev )
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{
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_approachAnim = ev->GetString( 1 );
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_aimAnim = ev->GetString( 2 );
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_fireAnim = ev->GetString( 3 );
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_fireTimeMin = ev->GetFloat( 4 );
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_fireTimeMax = ev->GetFloat( 5 );
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_pauseTimeMin = ev->GetFloat( 6 );
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_pauseTimeMax = ev->GetFloat( 7 );
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_dist = ev->GetFloat( 8 );
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}
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//--------------------------------------------------------------
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//
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// Name: Begin()
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// Class: CloseInOnEnemyWhileFiringWeapon
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//
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// Description: Initializes the behavior
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//
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// Parameters: Actor &self -- The actor executing this behavior
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//
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// Returns: None
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//
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//--------------------------------------------------------------
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void CloseInOnEnemyWhileFiringWeapon::Begin( Actor &self )
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{
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init( self );
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}
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//--------------------------------------------------------------
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//
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// Name: Evaluate()
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// Class: CloseInOnEnemyWhileFiringWeapon
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//
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// Description: Update for this behavior -- called every server frame
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//
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// Parameters: Actor &self -- Actor executing this behavior
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//
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// Returns: BehaviorReturnCode_t
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//
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//--------------------------------------------------------------
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BehaviorReturnCode_t CloseInOnEnemyWhileFiringWeapon::Evaluate( Actor &self )
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{
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BehaviorReturnCode_t stateResult;
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think();
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switch ( _state )
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{
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//---------------------------------------------------------------------
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case CIWF_APPROACH_SETUP_APPROACH:
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//---------------------------------------------------------------------
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stateResult = evaluateStateSetupApproach();
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if ( stateResult == BEHAVIOR_FAILED )
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transitionToState( CIWF_FAILED );
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if ( stateResult == BEHAVIOR_SUCCESS )
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transitionToState( CIWF_APPROACH_FIRE );
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break;
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//---------------------------------------------------------------------
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case CIWF_APPROACH_FIRE:
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//---------------------------------------------------------------------
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stateResult = evaluateStateApproachFire();
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if ( stateResult == BEHAVIOR_FAILED )
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transitionToState( CIWF_FAILED );
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if ( stateResult == BEHAVIOR_SUCCESS )
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transitionToState( CIWF_APPROACH_FIRE_PAUSE );
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break;
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//---------------------------------------------------------------------
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case CIWF_APPROACH_FIRE_PAUSE:
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//---------------------------------------------------------------------
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stateResult = evaluateStateApproachFirePause();
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if ( stateResult == BEHAVIOR_FAILED )
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transitionToState( CIWF_FAILED );
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if ( stateResult == BEHAVIOR_SUCCESS )
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transitionToState( CIWF_APPROACH_FIRE );
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break;
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//---------------------------------------------------------------------
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case CIWF_SUCCESS:
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//---------------------------------------------------------------------
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return BEHAVIOR_SUCCESS;
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break;
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//---------------------------------------------------------------------
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case CIWF_FAILED:
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//---------------------------------------------------------------------
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return BEHAVIOR_FAILED;
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break;
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}
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return BEHAVIOR_EVALUATING;
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}
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//--------------------------------------------------------------
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//
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// Name: End()
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// Class: CloseInOnEnemyWhileFiringWeapon
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//
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// Description: Ends this behavior -- cleans things up
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//
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// Parameters: Actor &self -- Actor executing this behavior
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//
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// Returns: None
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//
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//--------------------------------------------------------------
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void CloseInOnEnemyWhileFiringWeapon::End(Actor &self)
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{
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_chaseEnemy.End( *_self );
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_fireWeapon.End( *_self );
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}
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//--------------------------------------------------------------
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// Name: transitionToState()
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// Class: CloseInOnEnemyWhileFiringWeapon
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//
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// Description: Transitions the behaviors state
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//
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// Parameters: coverCombatStates_t state -- The state to transition to
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//
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// Returns: None
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//--------------------------------------------------------------
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void CloseInOnEnemyWhileFiringWeapon::transitionToState( CIWFStates_t state )
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{
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switch( state )
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{
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case CIWF_APPROACH_SETUP_APPROACH:
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setupStateSetupApproach();
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setInternalState( state , "CIWF_APPROACH_SETUP_APPROACH" );
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break;
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case CIWF_APPROACH_FIRE:
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setupStateApproachFire();
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setInternalState( state , "CIWF_APPROACH_FIRE" );
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break;
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case CIWF_APPROACH_FIRE_PAUSE:
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setupStateApproachFirePause();
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setInternalState( state , "CIWF_APPROACH_FIRE_PAUSE" );
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break;
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case CIWF_SUCCESS:
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setInternalState( state , "CIWF_SUCCESS" );
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break;
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case CIWF_FAILED:
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setInternalState( state , "CIWF_FAILED" );
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break;
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}
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}
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//--------------------------------------------------------------
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// Name: setInternalState()
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// Class: CloseInOnEnemyWhileFiringWeapon
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//
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// Description: Sets the internal state of the behavior
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//
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// Parameters: unsigned int state
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// const str &stateName
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//
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// Returns: None
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//--------------------------------------------------------------
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void CloseInOnEnemyWhileFiringWeapon::setInternalState( CIWFStates_t state , const str &stateName )
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{
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_state = state;
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SetInternalStateName( stateName );
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}
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//--------------------------------------------------------------
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// Name: init()
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// Class: CloseInOnEnemyWhileFiringWeapon
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//
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// Description: Initializes the behavior
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//
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// Parameters: Actor &self
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//
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// Returns: None
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//--------------------------------------------------------------
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void CloseInOnEnemyWhileFiringWeapon::init( Actor &self )
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{
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_self = &self;
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updateEnemy();
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transitionToState(CIWF_APPROACH_SETUP_APPROACH);
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}
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//--------------------------------------------------------------
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// Name: think()
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// Class: CloseInOnEnemyWhileFiringWeapon
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//
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// Description: Does any processing required before evaluating states
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//
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// Parameters: None
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//
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// Returns: None
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//--------------------------------------------------------------
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void CloseInOnEnemyWhileFiringWeapon::think()
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{
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}
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//--------------------------------------------------------------
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// Name: updateEnemy()
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// Class: CloseInOnEnemyWhileFiringWeapon
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//
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// Description: Sets our _currentEnemy
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//
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// Parameters: None
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//
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// Returns: None
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//--------------------------------------------------------------
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void CloseInOnEnemyWhileFiringWeapon::updateEnemy()
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{
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Entity *currentEnemy = _self->enemyManager->GetCurrentEnemy();
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if ( !currentEnemy )
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{
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_self->enemyManager->FindHighestHateEnemy();
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currentEnemy = _self->enemyManager->GetCurrentEnemy();
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if ( !currentEnemy )
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{
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SetFailureReason( "CloseInOnEnemyWhileFiringWeapon::updateEnemy -- No Enemy" );
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transitionToState( CIWF_FAILED );
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}
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}
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_currentEnemy = currentEnemy;
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}
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//--------------------------------------------------------------
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// Name: setTorsoAnim()
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// Class: CloseInOnEnemyWhileFiringWeapon
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//
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// Description: Sets our Torso Animation
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//
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// Parameters: None
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//
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// Returns: None
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//--------------------------------------------------------------
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void CloseInOnEnemyWhileFiringWeapon::setTorsoAnim()
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{
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_self->SetAnim( _aimAnim , NULL , torso );
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}
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//--------------------------------------------------------------
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// Name: setupStateSetupApproach()
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// Class: CloseInOnEnemyWhileFiringWeapon
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//
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// Description: Sets up State
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//
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// Parameters: None
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//
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// Returns: None
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//--------------------------------------------------------------
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void CloseInOnEnemyWhileFiringWeapon::setupStateSetupApproach()
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{
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_chaseEnemy.SetAnim( _approachAnim );
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_chaseEnemy.SetDistance( _dist );
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_chaseEnemy.SetEntity( *_self, _currentEnemy );
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setTorsoAnim();
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_chaseEnemy.Begin( *_self );
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}
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//--------------------------------------------------------------
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// Name: evaluateStateApproach()
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// Class: evaluateStateSetupApproach
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//
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// Description: Evaluates State
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//
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// Parameters: None
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//
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// Returns: BehaviorReturnCode_t
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//--------------------------------------------------------------
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BehaviorReturnCode_t CloseInOnEnemyWhileFiringWeapon::evaluateStateSetupApproach()
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{
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return BEHAVIOR_SUCCESS;
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}
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//--------------------------------------------------------------
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// Name: failureStateSetupApproach()
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// Class: CloseInOnEnemyWhileFiringWeapon
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//
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// Description: Failure Handler for State
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//
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// Parameters: const str &failureReason
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//
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// Returns: None
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//--------------------------------------------------------------
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void CloseInOnEnemyWhileFiringWeapon::failureStateSetupApproach( const str& failureReason )
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{
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}
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//--------------------------------------------------------------
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// Name: setupStateApproachFire()
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// Class: CloseInOnEnemyWhileFiringWeapon
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//
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// Description: Sets up Stand Firing State
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//
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// Parameters: None
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//
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// Returns: None
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//--------------------------------------------------------------
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void CloseInOnEnemyWhileFiringWeapon::setupStateApproachFire()
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{
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_nextFireTime = level.time + G_Random( _fireTimeMax ) + _fireTimeMin;
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_fireWeapon.SetAnim( _fireAnim );
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_fireWeapon.Begin( *_self );
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}
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//--------------------------------------------------------------
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// Name: evaluateStateApproachFire()
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// Class: CloseInOnEnemyWhileFiringWeapon
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//
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// Description: Evaluates Stand Firing State
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//
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// Parameters: None
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//
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// Returns: None
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//--------------------------------------------------------------
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BehaviorReturnCode_t CloseInOnEnemyWhileFiringWeapon::evaluateStateApproachFire()
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{
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BehaviorReturnCode_t result;
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//Evaluate our chase first
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result = _chaseEnemy.Evaluate( *_self );
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if ( result != BEHAVIOR_SUCCESS &&
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result != BEHAVIOR_EVALUATING
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)
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{
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return BEHAVIOR_FAILED;
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}
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_fireWeapon.Evaluate( *_self );
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_self->combatSubsystem->AimWeaponTag(_currentEnemy);
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if ( level.time > _nextFireTime )
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return BEHAVIOR_SUCCESS;
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return BEHAVIOR_EVALUATING;
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}
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//--------------------------------------------------------------
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// Name: failureStateStandFiring()
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// Class: CloseInOnEnemyWhileFiringWeapon
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//
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// Description: Failure Handler for Stand Firing State
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//
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// Parameters: const str& failureReason
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//
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// Returns: None
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//--------------------------------------------------------------
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void CloseInOnEnemyWhileFiringWeapon::failureStateApproachFire( const str& failureReason )
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{
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}
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//--------------------------------------------------------------
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// Name: setupStateApproachFirePause()
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// Class: CloseInOnEnemyWhileFiringWeapon
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//
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// Description: Sets up Stand Firing State
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//
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// Parameters: None
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//
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// Returns: None
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//--------------------------------------------------------------
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void CloseInOnEnemyWhileFiringWeapon::setupStateApproachFirePause()
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{
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_nextPauseTime = level.time + G_Random( _pauseTimeMax ) + _pauseTimeMin;
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_fireWeapon.End( *_self );
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setTorsoAnim();
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}
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//--------------------------------------------------------------
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// Name: evaluateStateApproachFirePause()
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// Class: CloseInOnEnemyWhileFiringWeapon
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//
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// Description: Evaluates Stand Firing State
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//
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// Parameters: None
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//
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// Returns: None
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//--------------------------------------------------------------
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BehaviorReturnCode_t CloseInOnEnemyWhileFiringWeapon::evaluateStateApproachFirePause()
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{
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BehaviorReturnCode_t result;
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//Evaluate our chase first
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result = _chaseEnemy.Evaluate( *_self );
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if ( result != BEHAVIOR_SUCCESS &&
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result != BEHAVIOR_EVALUATING
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)
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{
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return BEHAVIOR_FAILED;
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}
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if ( level.time > _nextPauseTime )
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return BEHAVIOR_SUCCESS;
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return BEHAVIOR_EVALUATING;
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}
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//--------------------------------------------------------------
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// Name: failureStateApproachFirePause()
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// Class: CloseInOnEnemyWhileFiringWeapon
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//
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// Description: Failure Handler for Stand Firing State
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//
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// Parameters: const str& failureReason
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//
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// Returns: None
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//--------------------------------------------------------------
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void CloseInOnEnemyWhileFiringWeapon::failureStateApproachFirePause( const str& failureReason )
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{
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}
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