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#include "stdafx.h"
#include "net.minecraft.world.entity.h"
#include "net.minecraft.world.entity.monster.h"
#include "net.minecraft.world.level.h"
#include "net.minecraft.world.entity.ai.control.h"
#include "net.minecraft.world.entity.ai.navigation.h"
#include "net.minecraft.world.entity.ai.sensing.h"
#include "net.minecraft.world.phys.h"
#include "MeleeAttackGoal.h"
void MeleeAttackGoal::_init(Mob *mob, float speed, bool trackTarget)
{
this->attackType = eTYPE_NOTSET;
this->mob = mob;
this->level = mob->level;
this->speed = speed;
this->trackTarget = trackTarget;
setRequiredControlFlags(Control::MoveControlFlag | Control::LookControlFlag);
attackTime = 0;
path = NULL;
timeToRecalcPath = 0;
}
MeleeAttackGoal::MeleeAttackGoal(Mob *mob, eINSTANCEOF attackType, float speed, bool trackTarget)
{
_init(mob, speed, trackTarget);
this->attackType = attackType;
}
MeleeAttackGoal::MeleeAttackGoal(Mob *mob, float speed, bool trackTarget)
{
_init(mob,speed,trackTarget);
}
MeleeAttackGoal::~MeleeAttackGoal()
{
if(path != NULL) delete path;
}
bool MeleeAttackGoal::canUse()
{
shared_ptr<Mob> bestTarget = mob->getTarget();
if (bestTarget == NULL) return false;
if(!bestTarget->isAlive()) return false;
if (attackType != eTYPE_NOTSET && (attackType & bestTarget->GetType()) != attackType) return false;
target = weak_ptr<Mob>(bestTarget);
delete path;
path = mob->getNavigation()->createPath(target.lock());
return path != NULL;
}
bool MeleeAttackGoal::canContinueToUse()
{
shared_ptr<Mob> bestTarget = mob->getTarget();
if (bestTarget == NULL) return false;
if (target.lock() == NULL || !target.lock()->isAlive()) return false;
if (!trackTarget) return !mob->getNavigation()->isDone();
if (!mob->isWithinRestriction(Mth::floor(target.lock()->x), Mth::floor(target.lock()->y), Mth::floor(target.lock()->z))) return false;
return true;
}
void MeleeAttackGoal::start()
{
mob->getNavigation()->moveTo(path, speed);
path = NULL;
timeToRecalcPath = 0;
}
void MeleeAttackGoal::stop()
{
target = weak_ptr<Mob>();
mob->getNavigation()->stop();
}
void MeleeAttackGoal::tick()
{
mob->getLookControl()->setLookAt(target.lock(), 30, 30);
if (trackTarget || mob->getSensing()->canSee(target.lock()))
{
if (--timeToRecalcPath <= 0)
{
timeToRecalcPath = 4 + mob->getRandom()->nextInt(7);
mob->getNavigation()->moveTo(target.lock(), speed);
}
}
attackTime = max(attackTime - 1, 0);
double meleeRadiusSqr = (mob->bbWidth * 2) * (mob->bbWidth * 2);
if (mob->distanceToSqr(target.lock()->x, target.lock()->bb->y0, target.lock()->z) > meleeRadiusSqr) return;
if (attackTime > 0) return;
attackTime = 20;
mob->doHurtTarget(target.lock());
}
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