dayzplayerimplementswimming.c

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class DayZPlayerImplementSwimming
{
 
    DayZPlayer                  m_pPlayer;
    SHumanCommandSwimSettings   m_pSettings;
    bool                        m_bWasSwimming = false; // important for shallow water, so we know if we should get back into swimming when other fullbody command (like damage) finished
 
    void DayZPlayerImplementSwimming(DayZPlayer pPlayer)
    {
        m_pPlayer   = pPlayer;
        m_pSettings = pPlayer.GetDayZPlayerType().CommandSwimSettingsW();
    }
 
    float  GetWaterDepth()
    {
        vector  pp = m_pPlayer.PhysicsGetPositionWS();
        vector  wl = HumanCommandSwim.WaterLevelCheck(m_pPlayer, pp);
 
        return wl[0];
    }
 
    float  GetCharacterDepth()
    {
        vector  pp = m_pPlayer.PhysicsGetPositionWS();
        vector  wl = HumanCommandSwim.WaterLevelCheck(m_pPlayer, pp);
 
        return wl[1];
    }
 
    bool CheckSwimmingStart(out vector waterLevel)
    {
        return DayZPlayerUtils.CheckWaterLevel(m_pPlayer,waterLevel) == EWaterLevels.LEVEL_SWIM_START;
    }

    bool HandleSwimming(int pCurrentCommandID, HumanCommandMove pCMove, HumanMovementState pState)
    {   
        if ( pCurrentCommandID == DayZPlayerConstants.COMMANDID_UNCONSCIOUS || pCurrentCommandID == DayZPlayerConstants.COMMANDID_DAMAGE )
            return false;
        
        m_bWasSwimming = false;

        if (pCurrentCommandID != DayZPlayerConstants.COMMANDID_SWIM)
        {
            vector wl;
            if (CheckSwimmingStart(wl))
            {
                m_pPlayer.StartCommand_Swim();
                m_bWasSwimming = true;
                return true;
            }
            
            if ((pCurrentCommandID == DayZPlayerConstants.COMMANDID_MOVE) && (pCMove != null))
            {
                pCMove.SetCurrentWaterLevel(wl[1]);
                m_pPlayer.SetCurrentWaterLevel(wl[1]);
                
                if (wl[1] > m_pSettings.m_fToErectLevel && pState.m_iStanceIdx != DayZPlayerConstants.STANCEIDX_ERECT && pState.m_iStanceIdx != DayZPlayerConstants.STANCEIDX_RAISEDERECT )
                {
                    if ( DayZPlayerUtils.PlayerCanChangeStance(m_pPlayer, DayZPlayerConstants.STANCEIDX_ERECT) )
                    {
                        pCMove.ForceStanceUp(DayZPlayerConstants.STANCEIDX_ERECT);
                    }
                    else
                    {
                        m_pPlayer.StartCommand_Swim();
                        m_bWasSwimming = true;
                        return true;
                    }
                }
                else if (wl[1] > m_pSettings.m_fToCrouchLevel && (pState.m_iStanceIdx == DayZPlayerConstants.STANCEIDX_PRONE || pState.m_iStanceIdx == DayZPlayerConstants.STANCEIDX_RAISEDPRONE))
                {
                    if ( DayZPlayerUtils.PlayerCanChangeStance(m_pPlayer, DayZPlayerConstants.STANCEIDX_CROUCH) )
                    {
                        pCMove.ForceStanceUp(DayZPlayerConstants.STANCEIDX_CROUCH);
                    }
                    else
                    {
                        m_pPlayer.StartCommand_Swim();
                        m_bWasSwimming = true;
                        return true;
                    }
                }
            }
 
            // not handled 
            return false;
        }
        else // if (pCurrentCommandID == DayZPlayerConstants.COMMANDID_SWIM)
        {
            if (GetWaterDepth() < m_pSettings.m_fWaterLevelOut)
            {
                if (DayZPlayerUtils.PlayerCanChangeStance(m_pPlayer, DayZPlayerConstants.STANCEIDX_ERECT, true))
                {
                    HumanCommandSwim hcs = m_pPlayer.GetCommand_Swim();
                    hcs.StopSwimming();
                    m_bWasSwimming = false;
                    return true;
                }
            }
        
            m_bWasSwimming = true;
            return true;
        }
    }
}