419 lines
11 KiB
C++
419 lines
11 KiB
C++
//-----------------------------------------------------------------------------
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//
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// $Logfile:: /EF2/Code/DLLs/game/gotoHelperNode.cpp $
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// $Revision:: 6 $
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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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// CoverCombatWithRangedWeapon Implementation
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//
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// PARAMETERS:
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// str _nodeType -- The name of the node to move to
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// str _movementAnim -- The animation to play while moving to the node
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// float _maxDistance -- The maximum distance to look for a node
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//
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// ANIMATIONS:
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// _movementAnim : PARAMETER
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//--------------------------------------------------------------------------------
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#include "actor.h"
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#include "gotoHelperNode.hpp"
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//--------------------------------------------------------------
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//
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// Init Static Vars
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//
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//--------------------------------------------------------------
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const float GotoHelperNode::NODE_RADIUS = 32.0f;
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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, GotoHelperNode, NULL )
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{
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{ &EV_Behavior_Args, &GotoHelperNode::SetArgs },
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{ &EV_Behavior_AnimDone, &GotoHelperNode::AnimDone },
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{ NULL, NULL }
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};
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//--------------------------------------------------------------
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// Name: GotoHelperNode()
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// Class: GotoHelperNode
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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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GotoHelperNode::GotoHelperNode()
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{
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_movementAnim = "";
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_nodeType = "" ;
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_maxDistance = 256;
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}
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//--------------------------------------------------------------
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// Name: GotoHelperNode()
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// Class: GotoHelperNode
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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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GotoHelperNode::~GotoHelperNode()
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{
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}
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//--------------------------------------------------------------
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// Name: SetArgs()
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// Class: GotoHelperNode
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//
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// Description: Sets Arguments for this behavior
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//
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// Parameters: Event *ev -- Event holding the arguments
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//
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// Returns: None
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//--------------------------------------------------------------
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void GotoHelperNode::SetArgs( Event *ev )
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{
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_nodeType = ev->GetString( 1 );
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_movementAnim = ev->GetString( 2 );
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_maxDistance = ev->GetFloat ( 3 );
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}
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//--------------------------------------------------------------
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// Name: AnimDone()
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// Class: GotoHelperNode
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//
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// Description: Handles an animation completion
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//
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// Parameters: Event *ev -- Event holding the completion notification
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//
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// Returns: None
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//--------------------------------------------------------------
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void GotoHelperNode::AnimDone( Event *ev )
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{
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}
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//--------------------------------------------------------------
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// Name: Begin()
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// Class: GotoHelperNode
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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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void GotoHelperNode::Begin( Actor &self )
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{
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init( self );
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transitionToState ( GOTO_HNODE_FIND_NODE );
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}
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//--------------------------------------------------------------
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// Name: Evaluate()
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// Class: GotoHelperNode
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//
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// Description: Evaluates 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: BehaviorReturnCode_t
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//--------------------------------------------------------------
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BehaviorReturnCode_t GotoHelperNode::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 GOTO_HNODE_FIND_NODE:
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//---------------------------------------------------------------------
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stateResult = evaluateStateFindNode();
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if ( stateResult == BEHAVIOR_SUCCESS )
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transitionToState( GOTO_HNODE_MOVE_TO_NODE );
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if ( stateResult == BEHAVIOR_FAILED )
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transitionToState( GOTO_HNODE_FAILED );
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break;
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//---------------------------------------------------------------------
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case GOTO_HNODE_MOVE_TO_NODE:
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//---------------------------------------------------------------------
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stateResult = evaluateStateMoveToNode();
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if ( stateResult == BEHAVIOR_FAILED )
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transitionToState( GOTO_HNODE_FAILED );
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if ( stateResult == BEHAVIOR_SUCCESS )
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transitionToState( GOTO_HNODE_SUCCESS );
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break;
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//---------------------------------------------------------------------
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case GOTO_HNODE_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 GOTO_HNODE_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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// Name: End()
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// Class: GotoHelperNode
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//
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// Description: Cleans Up 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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void GotoHelperNode::End(Actor &self)
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{
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}
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//--------------------------------------------------------------
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// Name: transitionToState()
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// Class: GotoHelperNode
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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 GotoHelperNode::transitionToState( GotoHelperNodeStates_t state )
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{
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switch ( state )
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{
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case GOTO_HNODE_FIND_NODE:
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setupStateFindNode();
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setInternalState( state , "GOTO_HNODE_FIND_NODE" );
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break;
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case GOTO_HNODE_MOVE_TO_NODE:
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setupStateMoveToNode();
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setInternalState( state , "GOTO_HNODE_MOVE_TO_NODE" );
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break;
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case GOTO_HNODE_SUCCESS:
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setInternalState( state , "GOTO_HNODE_SUCCESS" );
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break;
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case GOTO_HNODE_FAILED:
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setInternalState( state , "GOTO_HNODE_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: GotoHelperNode
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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 GotoHelperNode::setInternalState( GotoHelperNodeStates_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: GotoHelperNode
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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 GotoHelperNode::init( Actor &self )
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{
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_self = &self;
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}
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//--------------------------------------------------------------
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// Name: think()
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// Class: GotoHelperNode
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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 GotoHelperNode::think()
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{
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}
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//--------------------------------------------------------------
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// Name: setupStateMoveToNode()
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// Class: GotoHelperNode
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//
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// Description: Sets up the Move To Cover 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 GotoHelperNode::setupStateMoveToNode()
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{
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_gotoPoint.SetAnim( _movementAnim );
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_gotoPoint.SetDistance( NODE_RADIUS );
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_gotoPoint.SetPoint( _node->origin );
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_gotoPoint.Begin( *_self );
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}
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//--------------------------------------------------------------
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// Name: evaluateStateMoveToNode()
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// Class: GotoHelperNode
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//
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// Description: Evaluates the Move To Cover 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 GotoHelperNode::evaluateStateMoveToNode()
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{
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BehaviorReturnCode_t result = _gotoPoint.Evaluate( *_self );
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str failureReason = "GotoHelperNode::evaluateStateMoveToNode -- _gotoPoint component returned: " + _gotoPoint.GetFailureReason();
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if ( result == BEHAVIOR_FAILED )
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failureStateMoveToNode( failureReason );
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return result;
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}
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//--------------------------------------------------------------
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// Name: evaluateStateFindNode()
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// Class: GotoHelperNode
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//
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// Description: Evaluates the FindNode 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 GotoHelperNode::evaluateStateFindNode()
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{
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if ( _node )
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return BEHAVIOR_SUCCESS;
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BehaviorReturnCode_t result = BEHAVIOR_SUCCESS;
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str failureReason = "GotoHelperNode::evaluateStateFindNode -- could not find an appropriate node";
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unsigned int NodeMask = HelperNode::GetHelperNodeMask( _nodeType );
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_node = HelperNode::FindClosestHelperNode( *_self , NodeMask , _maxDistance );
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if ( !_node )
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{
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failureStateFindNode( failureReason );
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result = BEHAVIOR_FAILED;
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}
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return result;
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}
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//--------------------------------------------------------------
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// Name: setupStateFindNode()
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// Class: GotoHelperNode
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//
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// Description: Sets up the Find 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 GotoHelperNode::setupStateFindNode()
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{
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}
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//--------------------------------------------------------------
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// Name: failureStateMoveToNode
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// Class: GotoHelperNode
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//
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// Description: Failure Handler for State Move To Cover
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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 GotoHelperNode::failureStateMoveToNode( const str &failureReason )
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{
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SetFailureReason( failureReason );
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}
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//--------------------------------------------------------------
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// Name: failureStateFindNode
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// Class: GotoHelperNode
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//
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// Description: Failure Handler for State Move To Cover
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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 GotoHelperNode::failureStateFindNode( const str &failureReason )
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{
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SetFailureReason( failureReason );
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}
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