mirror of
https://github.com/vcmi/vcmi.git
synced 2024-12-22 22:13:35 +02:00
080244f30e
* fixes 2146
873 lines
25 KiB
C++
873 lines
25 KiB
C++
/*
|
|
* CDefaultSpellMechanics.cpp, part of VCMI engine
|
|
*
|
|
* Authors: listed in file AUTHORS in main folder
|
|
*
|
|
* License: GNU General Public License v2.0 or later
|
|
* Full text of license available in license.txt file, in main folder
|
|
*
|
|
*/
|
|
|
|
#include "StdInc.h"
|
|
|
|
#include "CDefaultSpellMechanics.h"
|
|
|
|
#include "../NetPacks.h"
|
|
#include "../BattleState.h"
|
|
|
|
#include "../CGeneralTextHandler.h"
|
|
|
|
namespace SRSLPraserHelpers
|
|
{
|
|
static int XYToHex(int x, int y)
|
|
{
|
|
return x + GameConstants::BFIELD_WIDTH * y;
|
|
}
|
|
|
|
static int XYToHex(std::pair<int, int> xy)
|
|
{
|
|
return XYToHex(xy.first, xy.second);
|
|
}
|
|
|
|
static int hexToY(int battleFieldPosition)
|
|
{
|
|
return battleFieldPosition/GameConstants::BFIELD_WIDTH;
|
|
}
|
|
|
|
static int hexToX(int battleFieldPosition)
|
|
{
|
|
int pos = battleFieldPosition - hexToY(battleFieldPosition) * GameConstants::BFIELD_WIDTH;
|
|
return pos;
|
|
}
|
|
|
|
static std::pair<int, int> hexToPair(int battleFieldPosition)
|
|
{
|
|
return std::make_pair(hexToX(battleFieldPosition), hexToY(battleFieldPosition));
|
|
}
|
|
|
|
//moves hex by one hex in given direction
|
|
//0 - left top, 1 - right top, 2 - right, 3 - right bottom, 4 - left bottom, 5 - left
|
|
static std::pair<int, int> gotoDir(int x, int y, int direction)
|
|
{
|
|
switch(direction)
|
|
{
|
|
case 0: //top left
|
|
return std::make_pair((y%2) ? x-1 : x, y-1);
|
|
case 1: //top right
|
|
return std::make_pair((y%2) ? x : x+1, y-1);
|
|
case 2: //right
|
|
return std::make_pair(x+1, y);
|
|
case 3: //right bottom
|
|
return std::make_pair((y%2) ? x : x+1, y+1);
|
|
case 4: //left bottom
|
|
return std::make_pair((y%2) ? x-1 : x, y+1);
|
|
case 5: //left
|
|
return std::make_pair(x-1, y);
|
|
default:
|
|
throw std::runtime_error("Disaster: wrong direction in SRSLPraserHelpers::gotoDir!\n");
|
|
}
|
|
}
|
|
|
|
static std::pair<int, int> gotoDir(std::pair<int, int> xy, int direction)
|
|
{
|
|
return gotoDir(xy.first, xy.second, direction);
|
|
}
|
|
|
|
static bool isGoodHex(std::pair<int, int> xy)
|
|
{
|
|
return xy.first >=0 && xy.first < GameConstants::BFIELD_WIDTH && xy.second >= 0 && xy.second < GameConstants::BFIELD_HEIGHT;
|
|
}
|
|
|
|
//helper function for rangeInHexes
|
|
static std::set<ui16> getInRange(unsigned int center, int low, int high)
|
|
{
|
|
std::set<ui16> ret;
|
|
if(low == 0)
|
|
{
|
|
ret.insert(center);
|
|
}
|
|
|
|
std::pair<int, int> mainPointForLayer[6]; //A, B, C, D, E, F points
|
|
for(auto & elem : mainPointForLayer)
|
|
elem = hexToPair(center);
|
|
|
|
for(int it=1; it<=high; ++it) //it - distance to the center
|
|
{
|
|
for(int b=0; b<6; ++b)
|
|
mainPointForLayer[b] = gotoDir(mainPointForLayer[b], b);
|
|
|
|
if(it>=low)
|
|
{
|
|
std::pair<int, int> curHex;
|
|
|
|
//adding lines (A-b, B-c, C-d, etc)
|
|
for(int v=0; v<6; ++v)
|
|
{
|
|
curHex = mainPointForLayer[v];
|
|
for(int h=0; h<it; ++h)
|
|
{
|
|
if(isGoodHex(curHex))
|
|
ret.insert(XYToHex(curHex));
|
|
curHex = gotoDir(curHex, (v+2)%6);
|
|
}
|
|
}
|
|
|
|
} //if(it>=low)
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
}
|
|
|
|
///DefaultSpellMechanics
|
|
void DefaultSpellMechanics::applyBattle(BattleInfo * battle, const BattleSpellCast * packet) const
|
|
{
|
|
if (packet->castByHero)
|
|
{
|
|
if (packet->side < 2)
|
|
{
|
|
battle->sides[packet->side].castSpellsCount++;
|
|
}
|
|
}
|
|
|
|
//handle countering spells
|
|
for(auto stackID : packet->affectedCres)
|
|
{
|
|
CStack * s = battle->getStack(stackID);
|
|
s->popBonuses([&](const Bonus * b) -> bool
|
|
{
|
|
//check for each bonus if it should be removed
|
|
const bool isSpellEffect = Selector::sourceType(Bonus::SPELL_EFFECT)(b);
|
|
const int spellID = isSpellEffect ? b->sid : -1;
|
|
|
|
return isSpellEffect && vstd::contains(owner->counteredSpells, spellID);
|
|
});
|
|
}
|
|
}
|
|
|
|
bool DefaultSpellMechanics::adventureCast(const SpellCastEnvironment * env, AdventureSpellCastParameters & parameters) const
|
|
{
|
|
if(!owner->isAdventureSpell())
|
|
{
|
|
env->complain("Attempt to cast non adventure spell in adventure mode");
|
|
return false;
|
|
}
|
|
|
|
const CGHeroInstance * caster = parameters.caster;
|
|
const int cost = caster->getSpellCost(owner);
|
|
|
|
if(!caster->canCastThisSpell(owner))
|
|
{
|
|
env->complain("Hero cannot cast this spell!");
|
|
return false;
|
|
}
|
|
|
|
if(caster->mana < cost)
|
|
{
|
|
env->complain("Hero doesn't have enough spell points to cast this spell!");
|
|
return false;
|
|
}
|
|
|
|
{
|
|
AdvmapSpellCast asc;
|
|
asc.caster = caster;
|
|
asc.spellID = owner->id;
|
|
env->sendAndApply(&asc);
|
|
}
|
|
|
|
switch(applyAdventureEffects(env, parameters))
|
|
{
|
|
case ESpellCastResult::OK:
|
|
{
|
|
SetMana sm;
|
|
sm.hid = caster->id;
|
|
sm.absolute = false;
|
|
sm.val = -cost;
|
|
env->sendAndApply(&sm);
|
|
return true;
|
|
}
|
|
break;
|
|
case ESpellCastResult::CANCEL:
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
ESpellCastResult DefaultSpellMechanics::applyAdventureEffects(const SpellCastEnvironment * env, AdventureSpellCastParameters & parameters) const
|
|
{
|
|
if(owner->hasEffects())
|
|
{
|
|
const int schoolLevel = parameters.caster->getSpellSchoolLevel(owner);
|
|
|
|
std::vector<Bonus> bonuses;
|
|
|
|
owner->getEffects(bonuses, schoolLevel);
|
|
|
|
for(Bonus b : bonuses)
|
|
{
|
|
GiveBonus gb;
|
|
gb.id = parameters.caster->id.getNum();
|
|
gb.bonus = b;
|
|
env->sendAndApply(&gb);
|
|
}
|
|
|
|
return ESpellCastResult::OK;
|
|
}
|
|
else
|
|
{
|
|
//There is no generic algorithm of adventure cast
|
|
env->complain("Unimplemented adventure spell");
|
|
return ESpellCastResult::ERROR;
|
|
}
|
|
}
|
|
|
|
void DefaultSpellMechanics::battleCast(const SpellCastEnvironment * env, BattleSpellCastParameters & parameters) const
|
|
{
|
|
BattleSpellCast sc;
|
|
sc.side = parameters.casterSide;
|
|
sc.id = owner->id;
|
|
sc.skill = parameters.spellLvl;
|
|
sc.tile = parameters.destination;
|
|
sc.dmgToDisplay = 0;
|
|
sc.castByHero = nullptr != parameters.casterHero;
|
|
sc.casterStack = (parameters.casterStack ? parameters.casterStack->ID : -1);
|
|
sc.manaGained = 0;
|
|
|
|
int spellCost = 0;
|
|
|
|
//calculate spell cost
|
|
if(parameters.casterHero)
|
|
{
|
|
spellCost = parameters.cb->battleGetSpellCost(owner, parameters.casterHero);
|
|
|
|
if(parameters.secHero && parameters.mode == ECastingMode::HERO_CASTING) //handle mana channel
|
|
{
|
|
int manaChannel = 0;
|
|
for(const CStack * stack : parameters.cb->battleGetAllStacks(true)) //TODO: shouldn't bonus system handle it somehow?
|
|
{
|
|
if(stack->owner == parameters.secHero->tempOwner)
|
|
{
|
|
vstd::amax(manaChannel, stack->valOfBonuses(Bonus::MANA_CHANNELING));
|
|
}
|
|
}
|
|
sc.manaGained = (manaChannel * spellCost) / 100;
|
|
}
|
|
}
|
|
|
|
//calculating affected creatures for all spells
|
|
//must be vector, as in Chain Lightning order matters
|
|
std::vector<const CStack*> attackedCres; //CStack vector is somewhat more suitable than ID vector
|
|
|
|
auto creatures = owner->getAffectedStacks(parameters.cb, parameters.mode, parameters.casterColor, parameters.spellLvl, parameters.destination, parameters.casterHero);
|
|
std::copy(creatures.begin(), creatures.end(), std::back_inserter(attackedCres));
|
|
|
|
std::vector <const CStack*> reflected;//for magic mirror
|
|
|
|
//checking if creatures resist
|
|
//resistance/reflection is applied only to negative spells
|
|
if(owner->isNegative())
|
|
{
|
|
//it is actual spell and can be reflected to single target, no recurrence
|
|
const bool tryMagicMirror = parameters.mode != ECastingMode::MAGIC_MIRROR && owner->level && owner->getLevelInfo(0).range == "0";
|
|
std::vector <const CStack*> resisted;
|
|
for(auto s : attackedCres)
|
|
{
|
|
//magic resistance
|
|
const int prob = std::min((s)->magicResistance(), 100); //probability of resistance in %
|
|
|
|
if(env->getRandomGenerator().nextInt(99) < prob)
|
|
{
|
|
resisted.push_back(s);
|
|
}
|
|
//magic mirror
|
|
if(tryMagicMirror)
|
|
{
|
|
const int mirrorChance = (s)->valOfBonuses(Bonus::MAGIC_MIRROR);
|
|
if(env->getRandomGenerator().nextInt(99) < mirrorChance)
|
|
reflected.push_back(s);
|
|
}
|
|
}
|
|
|
|
vstd::erase_if(attackedCres, [&resisted, reflected](const CStack * s)
|
|
{
|
|
return vstd::contains(resisted, s) || vstd::contains(reflected, s);
|
|
});
|
|
|
|
for(auto s : resisted)
|
|
{
|
|
BattleSpellCast::CustomEffect effect;
|
|
effect.effect = 78;
|
|
effect.stack = s->ID;
|
|
sc.customEffects.push_back(effect);
|
|
}
|
|
for(auto s : reflected)
|
|
{
|
|
BattleSpellCast::CustomEffect effect;
|
|
effect.effect = 3;
|
|
effect.stack = s->ID;
|
|
sc.customEffects.push_back(effect);
|
|
}
|
|
}
|
|
|
|
for(auto cre : attackedCres)
|
|
{
|
|
sc.affectedCres.insert(cre->ID);
|
|
}
|
|
|
|
StacksInjured si;
|
|
SpellCastContext ctx(attackedCres, sc, si);
|
|
|
|
applyBattleEffects(env, parameters, ctx);
|
|
|
|
env->sendAndApply(&sc);
|
|
|
|
//spend mana
|
|
if(parameters.casterHero)
|
|
{
|
|
SetMana sm;
|
|
sm.absolute = false;
|
|
|
|
sm.hid = parameters.casterHero->id;
|
|
sm.val = -spellCost;
|
|
|
|
env->sendAndApply(&sm);
|
|
|
|
if(sc.manaGained > 0)
|
|
{
|
|
assert(parameters.secHero);
|
|
|
|
sm.hid = parameters.secHero->id;
|
|
sm.val = sc.manaGained;
|
|
env->sendAndApply(&sm);
|
|
}
|
|
}
|
|
|
|
if(!si.stacks.empty()) //after spellcast info shows
|
|
env->sendAndApply(&si);
|
|
|
|
//reduce number of casts remaining
|
|
//TODO: this should be part of BattleSpellCast apply
|
|
if (parameters.mode == ECastingMode::CREATURE_ACTIVE_CASTING || parameters.mode == ECastingMode::ENCHANTER_CASTING)
|
|
{
|
|
assert(parameters.casterStack);
|
|
|
|
BattleSetStackProperty ssp;
|
|
ssp.stackID = parameters.casterStack->ID;
|
|
ssp.which = BattleSetStackProperty::CASTS;
|
|
ssp.val = -1;
|
|
ssp.absolute = false;
|
|
env->sendAndApply(&ssp);
|
|
}
|
|
|
|
//Magic Mirror effect
|
|
for(auto & attackedCre : reflected)
|
|
{
|
|
TStacks mirrorTargets = parameters.cb->battleGetStacksIf([this, parameters](const CStack * battleStack)
|
|
{
|
|
//Get all enemy stacks. Magic mirror can reflect to immune creature (with no effect)
|
|
return battleStack->owner == parameters.casterColor;
|
|
},
|
|
true);//turrets included
|
|
|
|
if(!mirrorTargets.empty())
|
|
{
|
|
int targetHex = (*RandomGeneratorUtil::nextItem(mirrorTargets, env->getRandomGenerator()))->position;
|
|
|
|
BattleSpellCastParameters mirrorParameters = parameters;
|
|
mirrorParameters.spellLvl = 0;
|
|
mirrorParameters.casterSide = 1-parameters.casterSide;
|
|
mirrorParameters.casterColor = (attackedCre)->owner;
|
|
mirrorParameters.casterHero = nullptr;
|
|
mirrorParameters.destination = targetHex;
|
|
mirrorParameters.secHero = parameters.casterHero;
|
|
mirrorParameters.mode = ECastingMode::MAGIC_MIRROR;
|
|
mirrorParameters.casterStack = (attackedCre);
|
|
mirrorParameters.selectedStack = nullptr;
|
|
|
|
battleCast(env, mirrorParameters);
|
|
}
|
|
}
|
|
}
|
|
|
|
void DefaultSpellMechanics::battleLogSingleTarget(std::vector<std::string> & logLines, const BattleSpellCast * packet,
|
|
const std::string & casterName, const CStack * attackedStack, bool & displayDamage) const
|
|
{
|
|
const std::string attackedName = attackedStack->getName();
|
|
const std::string attackedNameSing = attackedStack->getCreature()->nameSing;
|
|
const std::string attackedNamePl = attackedStack->getCreature()->namePl;
|
|
|
|
auto getPluralFormat = [attackedStack](const int baseTextID) -> boost::format
|
|
{
|
|
return boost::format(VLC->generaltexth->allTexts[(attackedStack->count > 1 ? baseTextID + 1 : baseTextID)]);
|
|
};
|
|
|
|
auto logSimple = [&logLines, getPluralFormat, attackedName](const int baseTextID)
|
|
{
|
|
boost::format fmt = getPluralFormat(baseTextID);
|
|
fmt % attackedName;
|
|
logLines.push_back(fmt.str());
|
|
};
|
|
|
|
auto logPlural = [&logLines, attackedNamePl](const int baseTextID)
|
|
{
|
|
boost::format fmt(VLC->generaltexth->allTexts[baseTextID]);
|
|
fmt % attackedNamePl;
|
|
logLines.push_back(fmt.str());
|
|
};
|
|
|
|
displayDamage = false; //in most following cases damage info text is custom
|
|
switch(owner->id)
|
|
{
|
|
case SpellID::STONE_GAZE:
|
|
logSimple(558);
|
|
break;
|
|
case SpellID::POISON:
|
|
logSimple(561);
|
|
break;
|
|
case SpellID::BIND:
|
|
logPlural(560);//Roots and vines bind the %s to the ground!
|
|
break;
|
|
case SpellID::DISEASE:
|
|
logSimple(553);
|
|
break;
|
|
case SpellID::PARALYZE:
|
|
logSimple(563);
|
|
break;
|
|
case SpellID::AGE:
|
|
{
|
|
boost::format text = getPluralFormat(551);
|
|
text % attackedName;
|
|
//The %s shrivel with age, and lose %d hit points."
|
|
TBonusListPtr bl = attackedStack->getBonuses(Selector::type(Bonus::STACK_HEALTH));
|
|
const int fullHP = bl->totalValue();
|
|
bl->remove_if(Selector::source(Bonus::SPELL_EFFECT, SpellID::AGE));
|
|
text % (fullHP - bl->totalValue());
|
|
logLines.push_back(text.str());
|
|
}
|
|
break;
|
|
case SpellID::THUNDERBOLT:
|
|
{
|
|
logPlural(367);
|
|
std::string text = VLC->generaltexth->allTexts[343].substr(1, VLC->generaltexth->allTexts[343].size() - 1); //Does %d points of damage.
|
|
boost::algorithm::replace_first(text, "%d", boost::lexical_cast<std::string>(packet->dmgToDisplay)); //no more text afterwards
|
|
logLines.push_back(text);
|
|
}
|
|
break;
|
|
case SpellID::DISPEL_HELPFUL_SPELLS:
|
|
logPlural(555);
|
|
break;
|
|
case SpellID::DEATH_STARE:
|
|
if (packet->dmgToDisplay > 0)
|
|
{
|
|
std::string text;
|
|
if (packet->dmgToDisplay > 1)
|
|
{
|
|
text = VLC->generaltexth->allTexts[119]; //%d %s die under the terrible gaze of the %s.
|
|
boost::algorithm::replace_first(text, "%d", boost::lexical_cast<std::string>(packet->dmgToDisplay));
|
|
boost::algorithm::replace_first(text, "%s", attackedNamePl);
|
|
}
|
|
else
|
|
{
|
|
text = VLC->generaltexth->allTexts[118]; //One %s dies under the terrible gaze of the %s.
|
|
boost::algorithm::replace_first(text, "%s", attackedNameSing);
|
|
}
|
|
boost::algorithm::replace_first(text, "%s", casterName); //casting stack
|
|
logLines.push_back(text);
|
|
}
|
|
break;
|
|
default:
|
|
{
|
|
boost::format text(VLC->generaltexth->allTexts[565]); //The %s casts %s
|
|
text % casterName % owner->name;
|
|
displayDamage = true;
|
|
logLines.push_back(text.str());
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
int DefaultSpellMechanics::calculateDuration(const CGHeroInstance * caster, int usedSpellPower) const
|
|
{
|
|
if(caster == nullptr)
|
|
{
|
|
if (!usedSpellPower)
|
|
return 3; //default duration of all creature spells
|
|
else
|
|
return usedSpellPower; //use creature spell power
|
|
}
|
|
else
|
|
return caster->getPrimSkillLevel(PrimarySkill::SPELL_POWER) + caster->valOfBonuses(Bonus::SPELL_DURATION);
|
|
}
|
|
|
|
ui32 DefaultSpellMechanics::calculateHealedHP(const CGHeroInstance* caster, const CStack* stack, const CStack* sacrificedStack) const
|
|
{
|
|
int healedHealth;
|
|
|
|
if(!owner->isHealingSpell())
|
|
{
|
|
logGlobal->errorStream() << "calculateHealedHP called for nonhealing spell "<< owner->name;
|
|
return 0;
|
|
}
|
|
|
|
const int spellPowerSkill = caster->getPrimSkillLevel(PrimarySkill::SPELL_POWER);
|
|
const int levelPower = owner->getPower(caster->getSpellSchoolLevel(owner));
|
|
|
|
if (owner->id == SpellID::SACRIFICE && sacrificedStack)
|
|
healedHealth = (spellPowerSkill + sacrificedStack->MaxHealth() + levelPower) * sacrificedStack->count;
|
|
else
|
|
healedHealth = spellPowerSkill * owner->power + levelPower; //???
|
|
healedHealth = caster->getSpellBonus(owner, healedHealth, stack);
|
|
return std::min<ui32>(healedHealth, stack->MaxHealth() - stack->firstHPleft + (owner->isRisingSpell() ? stack->baseAmount * stack->MaxHealth() : 0));
|
|
}
|
|
|
|
|
|
void DefaultSpellMechanics::applyBattleEffects(const SpellCastEnvironment * env, BattleSpellCastParameters & parameters, SpellCastContext & ctx) const
|
|
{
|
|
int effectLevel = parameters.spellLvl;
|
|
{
|
|
//MAXED_SPELL bonus.
|
|
if(parameters.casterHero != nullptr)
|
|
if(parameters.casterHero->hasBonusOfType(Bonus::MAXED_SPELL, owner->id))
|
|
effectLevel = 3;
|
|
}
|
|
|
|
//applying effects
|
|
if(owner->isOffensiveSpell())
|
|
{
|
|
int spellDamage = 0;
|
|
if(parameters.casterStack && parameters.mode != ECastingMode::MAGIC_MIRROR)
|
|
{
|
|
int unitSpellPower = parameters.casterStack->valOfBonuses(Bonus::SPECIFIC_SPELL_POWER, owner->id.toEnum());
|
|
if(unitSpellPower)
|
|
ctx.sc.dmgToDisplay = spellDamage = parameters.casterStack->count * unitSpellPower; //TODO: handle immunities
|
|
else //Faerie Dragon
|
|
{
|
|
parameters.usedSpellPower = parameters.casterStack->valOfBonuses(Bonus::CREATURE_SPELL_POWER) * parameters.casterStack->count / 100;
|
|
ctx.sc.dmgToDisplay = 0;
|
|
}
|
|
}
|
|
int chainLightningModifier = 0;
|
|
for(auto & attackedCre : ctx.attackedCres)
|
|
{
|
|
BattleStackAttacked bsa;
|
|
if(spellDamage)
|
|
bsa.damageAmount = spellDamage >> chainLightningModifier;
|
|
else
|
|
bsa.damageAmount = owner->calculateDamage(parameters.casterHero, attackedCre, effectLevel, parameters.usedSpellPower) >> chainLightningModifier;
|
|
|
|
ctx.sc.dmgToDisplay += bsa.damageAmount;
|
|
|
|
bsa.stackAttacked = (attackedCre)->ID;
|
|
if(parameters.mode == ECastingMode::ENCHANTER_CASTING) //multiple damage spells cast
|
|
bsa.attackerID = parameters.casterStack->ID;
|
|
else
|
|
bsa.attackerID = -1;
|
|
(attackedCre)->prepareAttacked(bsa, env->getRandomGenerator());
|
|
ctx.si.stacks.push_back(bsa);
|
|
|
|
if(owner->id == SpellID::CHAIN_LIGHTNING)
|
|
++chainLightningModifier;
|
|
}
|
|
}
|
|
|
|
if(owner->hasEffects())
|
|
{
|
|
int stackSpellPower = 0;
|
|
if(parameters.casterStack && parameters.mode != ECastingMode::MAGIC_MIRROR)
|
|
{
|
|
stackSpellPower = parameters.casterStack->valOfBonuses(Bonus::CREATURE_ENCHANT_POWER);
|
|
}
|
|
SetStackEffect sse;
|
|
//get default spell duration (spell power with bonuses for heroes)
|
|
int duration = calculateDuration(parameters.casterHero, stackSpellPower ? stackSpellPower : parameters.usedSpellPower);
|
|
//generate actual stack bonuses
|
|
{
|
|
int maxDuration = 0;
|
|
std::vector<Bonus> tmp;
|
|
owner->getEffects(tmp, effectLevel);
|
|
for(Bonus& b : tmp)
|
|
{
|
|
//use configured duration if present
|
|
if(b.turnsRemain == 0)
|
|
b.turnsRemain = duration;
|
|
vstd::amax(maxDuration, b.turnsRemain);
|
|
sse.effect.push_back(b);
|
|
}
|
|
//if all spell effects have special duration, use it
|
|
duration = maxDuration;
|
|
}
|
|
//fix to original config: shield should display damage reduction
|
|
if(owner->id == SpellID::SHIELD || owner->id == SpellID::AIR_SHIELD)
|
|
{
|
|
sse.effect.back().val = (100 - sse.effect.back().val);
|
|
}
|
|
//we need to know who cast Bind
|
|
if(owner->id == SpellID::BIND && parameters.casterStack)
|
|
{
|
|
sse.effect.back().additionalInfo = parameters.casterStack->ID;
|
|
}
|
|
const Bonus * bonus = nullptr;
|
|
if(parameters.casterHero)
|
|
bonus = parameters.casterHero->getBonusLocalFirst(Selector::typeSubtype(Bonus::SPECIAL_PECULIAR_ENCHANT, owner->id));
|
|
//TODO does hero specialty should affects his stack casting spells?
|
|
|
|
si32 power = 0;
|
|
for(const CStack * affected : ctx.attackedCres)
|
|
{
|
|
sse.stacks.push_back(affected->ID);
|
|
|
|
//Apply hero specials - peculiar enchants
|
|
const ui8 tier = std::max((ui8)1, affected->getCreature()->level); //don't divide by 0 for certain creatures (commanders, war machines)
|
|
if(bonus)
|
|
{
|
|
switch(bonus->additionalInfo)
|
|
{
|
|
case 0: //normal
|
|
{
|
|
switch(tier)
|
|
{
|
|
case 1: case 2:
|
|
power = 3;
|
|
break;
|
|
case 3: case 4:
|
|
power = 2;
|
|
break;
|
|
case 5: case 6:
|
|
power = 1;
|
|
break;
|
|
}
|
|
Bonus specialBonus(sse.effect.back());
|
|
specialBonus.val = power; //it doesn't necessarily make sense for some spells, use it wisely
|
|
sse.uniqueBonuses.push_back (std::pair<ui32,Bonus> (affected->ID, specialBonus)); //additional premy to given effect
|
|
}
|
|
break;
|
|
case 1: //only Coronius as yet
|
|
{
|
|
power = std::max(5 - tier, 0);
|
|
Bonus specialBonus = CStack::featureGenerator(Bonus::PRIMARY_SKILL, PrimarySkill::ATTACK, power, duration);
|
|
specialBonus.sid = owner->id;
|
|
sse.uniqueBonuses.push_back(std::pair<ui32,Bonus> (affected->ID, specialBonus)); //additional attack to Slayer effect
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
if (parameters.casterHero && parameters.casterHero->hasBonusOfType(Bonus::SPECIAL_BLESS_DAMAGE, owner->id)) //TODO: better handling of bonus percentages
|
|
{
|
|
int damagePercent = parameters.casterHero->level * parameters.casterHero->valOfBonuses(Bonus::SPECIAL_BLESS_DAMAGE, owner->id.toEnum()) / tier;
|
|
Bonus specialBonus = CStack::featureGenerator(Bonus::CREATURE_DAMAGE, 0, damagePercent, duration);
|
|
specialBonus.valType = Bonus::PERCENT_TO_ALL;
|
|
specialBonus.sid = owner->id;
|
|
sse.uniqueBonuses.push_back (std::pair<ui32,Bonus> (affected->ID, specialBonus));
|
|
}
|
|
}
|
|
|
|
if(!sse.stacks.empty())
|
|
env->sendAndApply(&sse);
|
|
|
|
}
|
|
|
|
if(owner->isHealingSpell())
|
|
{
|
|
int hpGained = 0;
|
|
if(parameters.casterStack)
|
|
{
|
|
int unitSpellPower = parameters.casterStack->valOfBonuses(Bonus::SPECIFIC_SPELL_POWER, owner->id.toEnum());
|
|
if(unitSpellPower)
|
|
hpGained = parameters.casterStack->count * unitSpellPower; //Archangel
|
|
else //Faerie Dragon-like effect - unused so far
|
|
parameters.usedSpellPower = parameters.casterStack->valOfBonuses(Bonus::CREATURE_SPELL_POWER) * parameters.casterStack->count / 100;
|
|
}
|
|
StacksHealedOrResurrected shr;
|
|
shr.lifeDrain = false;
|
|
shr.tentHealing = false;
|
|
for(auto & attackedCre : ctx.attackedCres)
|
|
{
|
|
StacksHealedOrResurrected::HealInfo hi;
|
|
hi.stackID = (attackedCre)->ID;
|
|
if (parameters.casterStack) //casted by creature
|
|
{
|
|
const bool resurrect = owner->isRisingSpell();
|
|
if (hpGained)
|
|
{
|
|
//archangel
|
|
hi.healedHP = std::min<ui32>(hpGained, attackedCre->MaxHealth() - attackedCre->firstHPleft + (resurrect ? attackedCre->baseAmount * attackedCre->MaxHealth() : 0));
|
|
}
|
|
else
|
|
{
|
|
//any typical spell (commander's cure or animate dead)
|
|
int healedHealth = parameters.usedSpellPower * owner->power + owner->getPower(effectLevel);
|
|
hi.healedHP = std::min<ui32>(healedHealth, attackedCre->MaxHealth() - attackedCre->firstHPleft + (resurrect ? attackedCre->baseAmount * attackedCre->MaxHealth() : 0));
|
|
}
|
|
}
|
|
else
|
|
hi.healedHP = calculateHealedHP(parameters.casterHero, attackedCre, parameters.selectedStack); //Casted by hero
|
|
hi.lowLevelResurrection = (effectLevel <= 1) && (owner->id != SpellID::ANIMATE_DEAD);
|
|
shr.healedStacks.push_back(hi);
|
|
}
|
|
if(!shr.healedStacks.empty())
|
|
env->sendAndApply(&shr);
|
|
}
|
|
}
|
|
|
|
std::vector<BattleHex> DefaultSpellMechanics::rangeInHexes(BattleHex centralHex, ui8 schoolLvl, ui8 side, bool *outDroppedHexes) const
|
|
{
|
|
using namespace SRSLPraserHelpers;
|
|
|
|
std::vector<BattleHex> ret;
|
|
std::string rng = owner->getLevelInfo(schoolLvl).range + ','; //copy + artificial comma for easier handling
|
|
|
|
if(rng.size() >= 2 && rng[0] != 'X') //there is at lest one hex in range (+artificial comma)
|
|
{
|
|
std::string number1, number2;
|
|
int beg, end;
|
|
bool readingFirst = true;
|
|
for(auto & elem : rng)
|
|
{
|
|
if(std::isdigit(elem) ) //reading number
|
|
{
|
|
if(readingFirst)
|
|
number1 += elem;
|
|
else
|
|
number2 += elem;
|
|
}
|
|
else if(elem == ',') //comma
|
|
{
|
|
//calculating variables
|
|
if(readingFirst)
|
|
{
|
|
beg = atoi(number1.c_str());
|
|
number1 = "";
|
|
}
|
|
else
|
|
{
|
|
end = atoi(number2.c_str());
|
|
number2 = "";
|
|
}
|
|
//obtaining new hexes
|
|
std::set<ui16> curLayer;
|
|
if(readingFirst)
|
|
{
|
|
curLayer = getInRange(centralHex, beg, beg);
|
|
}
|
|
else
|
|
{
|
|
curLayer = getInRange(centralHex, beg, end);
|
|
readingFirst = true;
|
|
}
|
|
//adding abtained hexes
|
|
for(auto & curLayer_it : curLayer)
|
|
{
|
|
ret.push_back(curLayer_it);
|
|
}
|
|
|
|
}
|
|
else if(elem == '-') //dash
|
|
{
|
|
beg = atoi(number1.c_str());
|
|
number1 = "";
|
|
readingFirst = false;
|
|
}
|
|
}
|
|
}
|
|
|
|
//remove duplicates (TODO check if actually needed)
|
|
range::unique(ret);
|
|
return ret;
|
|
}
|
|
|
|
std::set<const CStack *> DefaultSpellMechanics::getAffectedStacks(SpellTargetingContext & ctx) const
|
|
{
|
|
std::set<const CStack* > attackedCres;//std::set to exclude multiple occurrences of two hex creatures
|
|
|
|
const ui8 attackerSide = ctx.cb->playerToSide(ctx.casterColor) == 1;
|
|
const auto attackedHexes = rangeInHexes(ctx.destination, ctx.schoolLvl, attackerSide);
|
|
|
|
const CSpell::TargetInfo ti(owner, ctx.schoolLvl, ctx.mode);
|
|
|
|
//TODO: more generic solution for mass spells
|
|
if(owner->getLevelInfo(ctx.schoolLvl).range.size() > 1) //custom many-hex range
|
|
{
|
|
for(BattleHex hex : attackedHexes)
|
|
{
|
|
if(const CStack * st = ctx.cb->battleGetStackByPos(hex, ti.onlyAlive))
|
|
{
|
|
attackedCres.insert(st);
|
|
}
|
|
}
|
|
}
|
|
else if(ti.type == CSpell::CREATURE)
|
|
{
|
|
auto predicate = [=](const CStack * s){
|
|
const bool positiveToAlly = owner->isPositive() && s->owner == ctx.casterColor;
|
|
const bool negativeToEnemy = owner->isNegative() && s->owner != ctx.casterColor;
|
|
const bool validTarget = s->isValidTarget(!ti.onlyAlive); //todo: this should be handled by spell class
|
|
|
|
//for single target spells select stacks covering destination tile
|
|
const bool rangeCovers = ti.massive || s->coversPos(ctx.destination);
|
|
//handle smart targeting
|
|
const bool positivenessFlag = !ti.smart || owner->isNeutral() || positiveToAlly || negativeToEnemy;
|
|
|
|
return rangeCovers && positivenessFlag && validTarget;
|
|
};
|
|
|
|
TStacks stacks = ctx.cb->battleGetStacksIf(predicate);
|
|
|
|
if(ti.massive)
|
|
{
|
|
//for massive spells add all targets
|
|
for (auto stack : stacks)
|
|
attackedCres.insert(stack);
|
|
|
|
}
|
|
else
|
|
{
|
|
//for single target spells we must select one target. Alive stack is preferred (issue #1763)
|
|
for(auto stack : stacks)
|
|
{
|
|
if(stack->alive())
|
|
{
|
|
attackedCres.insert(stack);
|
|
break;
|
|
}
|
|
}
|
|
|
|
if(attackedCres.empty() && !stacks.empty())
|
|
{
|
|
attackedCres.insert(stacks.front());
|
|
}
|
|
}
|
|
}
|
|
else //custom range from attackedHexes
|
|
{
|
|
for(BattleHex hex : attackedHexes)
|
|
{
|
|
if(const CStack * st = ctx.cb->battleGetStackByPos(hex, ti.onlyAlive))
|
|
attackedCres.insert(st);
|
|
}
|
|
}
|
|
|
|
return attackedCres;
|
|
}
|
|
|
|
ESpellCastProblem::ESpellCastProblem DefaultSpellMechanics::canBeCasted(const CBattleInfoCallback * cb, PlayerColor player) const
|
|
{
|
|
//no problems by default, this method is for spell-specific problems
|
|
return ESpellCastProblem::OK;
|
|
}
|
|
|
|
|
|
ESpellCastProblem::ESpellCastProblem DefaultSpellMechanics::isImmuneByStack(const CGHeroInstance * caster, const CStack * obj) const
|
|
{
|
|
//by default use general algorithm
|
|
return owner->isImmuneBy(obj);
|
|
}
|
|
|
|
void DefaultSpellMechanics::doDispell(BattleInfo * battle, const BattleSpellCast * packet, const CSelector & selector) const
|
|
{
|
|
for(auto stackID : packet->affectedCres)
|
|
{
|
|
CStack *s = battle->getStack(stackID);
|
|
s->popBonuses(selector);
|
|
}
|
|
}
|