ryzom/server/src/sabrina/s_link_effect.cpp

   1 // Ryzom - MMORPG Framework <http://dev.ryzom.com/projects/ryzom/>
   2 // Copyright (C) 2010  Winch Gate Property Limited
   3 //
   4 // This program is free software: you can redistribute it and/or modify
   5 // it under the terms of the GNU Affero General Public License as
   6 // published by the Free Software Foundation, either version 3 of the
   7 // License, or (at your option) any later version.
   8 //
   9 // This program is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU Affero General Public License for more details.
  13 //
  14 // You should have received a copy of the GNU Affero General Public License
  15 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16
  17
  18 #include "stdpch.h"
  19 #include "s_link_effect.h"
  20 #include "entity_manager.h"
  21 #include "character.h"
  22 #include "phrase_utilities_functions.h"
  23 #include "game_share/entity_structure/statistic.h"
  24 #include "nel/misc/random.h"
  25 #include "s_link_effect.h"
  26
  27 using namespace std;
  28 using namespace NLMISC;
  29 using namespace RY_GAME_SHARE;
  30
  31 extern CRandom RandomGenerator;
  32
  33 double CSLinkEffect::_UpdatePeriod = 4.0f;
  34
  35
  36 //-----------------------------------------------
  37 // CSLinkEffect update
  38 //-----------------------------------------------
  39 bool CSLinkEffect::isTimeToUpdate()
  40 {
  41         const NLMISC::TGameCycle time = CTickEventHandler::getGameCycle();
  42         if ( time >= _NextUpdate )
  43         {
  44                 _NextUpdate = time +  NLMISC::TGameCycle( _UpdatePeriod / CTickEventHandler::getGameTimeStep() );
  45                 return true;
  46         }
  47         return false;
  48 }// CSLinkEffect update
  49
  50
  51
  52 //-----------------------------------------------
  53 // CSLinkEffect update
  54 //-----------------------------------------------
  55 bool CSLinkEffect::update(uint32 & updateFlag)
  56 {
  57         CEntityBase * caster = CEntityBaseManager::getEntityBasePtr( _CreatorRowId );
  58         if ( !caster )
  59         {
  60                 nlwarning("<CSLinkEffectDot update> Invalid caster %u",_CreatorRowId.getIndex() );
  61                 return true;
  62         }
  63         RY_GAME_SHARE::SCharacteristicsAndScores & score = caster->getScores()._PhysicalScores[_EnergyCost];
  64         if ( score.Current != 0)
  65         {
  66                 if ( score.Current >  _CostPerUpdate )
  67                 {
  68                         score.Current = score.Current - _CostPerUpdate;
  69                         return false;
  70                 }
  71         }
  72         return true;
  73 }
  74
  75 //-----------------------------------------------
  76 // CSLinkEffect removed
  77 //-----------------------------------------------
  78 void CSLinkEffect::removed()
  79 {
  80         CEntityBase * caster = CEntityBaseManager::getEntityBasePtr( _CreatorRowId );
  81         if ( !caster )
  82         {
  83                 nlwarning("<CSLinkEffectDot removed> Invalid caster %u",_CreatorRowId.getIndex() );
  84                 return;
  85         }
  86         caster->removeLink( this );
  87 }
  88
  89 //-----------------------------------------------
  90 // CSLinkEffectOffensive apply
  91 //-----------------------------------------------
  92 bool CSLinkEffectOffensive::update( uint32 & updateFlag )
  93 {
  94         if ( CSLinkEffect::update(updateFlag) )
  95                 return true;
  96         CEntityBase * caster = CEntityBaseManager::getEntityBasePtr( _CreatorRowId );
  97         if ( !caster )
  98         {
  99                 nlwarning("<CSLinkEffectDot update> Invalid caster %u",_CreatorRowId.getIndex() );
 100                 return true;
 101         }
 102         CEntityBase * target = CEntityBaseManager::getEntityBasePtr( _TargetRowId );
 103         if ( !target )
 104         {
 105                 nlwarning("<CSLinkEffectDot update> Invalid target %u",_TargetRowId.getIndex() );
 106                 return true;
 107         }
 108
 109         // test resistance
 110 /*      SSkill * skillResist = target->getSkills().getSkillStruct( SKILLS::MagicDefense ); //TODO skill missing
 111         if ( ! skillResist )
 112         {
 113                 nlwarning("<CSLinkEffectDot update> MagicDefense is not a valid skill");
 114                 return true;
 115         }
 116 */      SSkill * skillActor = caster->getSkills().getSkillStruct( _Skill );
 117         if ( ! skillActor )
 118         {
 119                 nlwarning("<CSLinkEffectDot update> %s is not a valid skill",SKILLS::toString(_Skill).c_str());
 120                 return true;
 121         }
 122         const CSEffect * debuff = caster->lookForSEffect( EFFECT_FAMILIES::DebuffSkillMagic );
 123         sint skillValue = skillActor->Current;
 124         if ( debuff )
 125                 skillValue -= debuff->getParamValue();
 126
 127         // cap skill values with brick power
 128         if ( _Power < skillValue )
 129                 skillValue = _Power;
 130
 131         // get the chances ( delta level is divided by 10 because a level is 10
 132         const uint8 chances = PHRASE_UTILITIES::getSuccessChance( ( skillValue /*- skillResist->Current*/ )/10 ); //TODO skill missing
 133         const uint8 roll = (uint8)RandomGenerator.rand( 99 );
 134
 135         _ResistFactor = PHRASE_UTILITIES::getSucessFactor(chances, roll);
 136
 137         bool end = true;
 138         if ( _ResistFactor > 0.0f  )
 139         {
 140                 end = false;
 141                 if ( _ResistFactor > 1.0f )
 142                 {
 143                         _ResistFactor = 1.0f;
 144                 }
 145         }
 146         else
 147         {
 148                 if ( caster->getId().getType() == RYZOMID::player )
 149                         CCharacter::sendMessageToClient( caster->getId(),"MAGIC_TOTAL_RESIST" );
 150                 if ( target->getId().getType() == RYZOMID::player )
 151                         CCharacter::sendMessageToClient( target->getId(),"MAGIC_U_TOTAL_RESIST");
 152         }
 153
 154         // compute resist XP gain, if such an effect was not already resisted
 155         if ( target->getId().getType() == RYZOMID::player &&  _ResistFactor < 1.0f)
 156         {
 157                 ///\todo nico successFactor is the quality factor of the action for xp
 158
 159 // TODO skill missing
 160 //              ((CCharacter*) target)->actionReport( caster, ( skillResist->Current - skillValue)/10, ACTNATURE::DEFENSIVE, SKILLS::toString( SKILLS::MagicDefense ) );
 161         }
 162         return end;
 163 }