SCR_AIGetSuppressionPosition.c

Go to the documentation of this file.

class SCR_AIGetSuppressionPosition: AITaskScripted
{
    static const string PORT_DURATION = "DurationIn";
    static const string PORT_SHOOT_START = "ShootStartIn";
    static const string PORT_SHOOT_END = "ShootEndIn";
    static const string PORT_AIM_POSITION = "AimPositionOut";
    static const string PORT_AIM_TIME = "AimTimeOut";
    static const string PORT_RESET_TIME = "ResetTime";
    static const string PORT_RESET_TIME_OUT = "ResetTimeOut";
    
    [Attribute("50", UIWidgets.EditBox, desc: "Number of LERP steps" )]
    private int m_fSteps;
    
    private float m_fIterativeStep,m_fCurrentTime,m_fDuration;
    
    private vector m_vStart,m_vEnd,m_vDirection;
    
    protected static ref TStringArray s_aVarsIn = {
        PORT_DURATION,
        PORT_SHOOT_START,
        PORT_SHOOT_END,
        PORT_RESET_TIME
    };
    override array<string> GetVariablesIn()
    {
        return s_aVarsIn;
    }
    
    protected static ref TStringArray s_aVarsOut = {
            PORT_AIM_POSITION,
            PORT_AIM_TIME,
            PORT_RESET_TIME_OUT
    };
    override array<string> GetVariablesOut()
    {
        return s_aVarsOut;
    }
    
    override ENodeResult EOnTaskSimulate(AIAgent owner, float dt)
    {
        bool reset;
        GetVariableIn(PORT_DURATION, m_fDuration);
        GetVariableIn(PORT_RESET_TIME, reset);
        if (reset)
        {
            m_fCurrentTime = 0;
            SetVariableOut(PORT_RESET_TIME_OUT, false); 
        };      
        
        if (m_fDuration < 1e-10)
            return ENodeResult.FAIL;
        m_fIterativeStep = 1 / m_fSteps;    
        
        if (!GetVariableIn(PORT_SHOOT_START,m_vStart) || !GetVariableIn(PORT_SHOOT_END,m_vEnd))
            return ENodeResult.FAIL;
        
        SetVariableOut(PORT_AIM_TIME,m_fDuration/m_fSteps);
        m_vDirection = (m_vEnd - m_vStart);
        
        m_vDirection *= Math.Clamp(m_fCurrentTime,0,1);
        
        //PrintFormat("Covering current time step: %1", m_fCurrentTime);
        SetVariableOut(PORT_AIM_POSITION,m_vStart + m_vDirection);
        m_fCurrentTime += m_fIterativeStep;
        
        return ENodeResult.SUCCESS;
    }
    
    protected override string GetOnHoverDescription()
    {
        return "Calculate position to shoot at during suppressive fire";
    }
    
    override bool VisibleInPalette() 
    {
        return true;
    }
};