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95 lines
3.1 KiB
C++
95 lines
3.1 KiB
C++
#include "../../Platform/stdafx.h"
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#include "../../Headers/net.minecraft.world.entity.h"
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#include "../../Headers/net.minecraft.world.entity.monster.h"
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#include "../../Headers/net.minecraft.world.level.h"
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#include "../../Headers/net.minecraft.world.entity.ai.control.h"
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#include "../../Headers/net.minecraft.world.entity.ai.navigation.h"
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#include "../../Headers/net.minecraft.world.entity.ai.sensing.h"
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#include "../../Headers/net.minecraft.world.phys.h"
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#include "MeleeAttackGoal.h"
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#include "../Navigation/Path.h"
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void MeleeAttackGoal::_init(Mob* mob, float speed, bool trackTarget) {
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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 |
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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,
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bool trackTarget) {
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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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_init(mob, speed, trackTarget);
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}
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MeleeAttackGoal::~MeleeAttackGoal() {
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if (path != NULL) delete path;
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}
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bool MeleeAttackGoal::canUse() {
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std::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 &&
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(attackType & bestTarget->GetType()) != attackType)
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return false;
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target = std::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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std::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),
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Mth::floor(target.lock()->y),
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Mth::floor(target.lock()->z)))
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return false;
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return true;
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}
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void MeleeAttackGoal::start() {
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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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target = std::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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mob->getLookControl()->setLookAt(target.lock(), 30, 30);
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if (trackTarget || mob->getSensing()->canSee(target.lock())) {
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if (--timeToRecalcPath <= 0) {
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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 = std::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,
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target.lock()->z) > meleeRadiusSqr)
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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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