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