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134 lines
4.6 KiB
C++
134 lines
4.6 KiB
C++
#include "BreedGoal.h"
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#include <limits>
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#include <vector>
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#include "java/Class.h"
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#include "java/Random.h"
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#include "minecraft/core/particles/ParticleTypes.h"
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#include "minecraft/stats/GenericStats.h"
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#include "minecraft/world/entity/AgeableMob.h"
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#include "minecraft/world/entity/ExperienceOrb.h"
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#include "minecraft/world/entity/ai/control/Control.h"
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#include "minecraft/world/entity/ai/control/LookControl.h"
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#include "minecraft/world/entity/ai/navigation/PathNavigation.h"
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#include "minecraft/world/entity/animal/Animal.h"
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#include "minecraft/world/entity/player/Player.h"
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#include "minecraft/world/level/Level.h"
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#include "minecraft/world/phys/AABB.h"
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class Entity;
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BreedGoal::BreedGoal(Animal* animal, double speedModifier) {
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partner = std::weak_ptr<Animal>();
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loveTime = 0;
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this->animal = animal;
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this->level = animal->level;
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this->speedModifier = speedModifier;
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setRequiredControlFlags(Control::MoveControlFlag |
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Control::LookControlFlag);
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}
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bool BreedGoal::canUse() {
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if (!animal->isInLove()) return false;
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partner = std::weak_ptr<Animal>(getFreePartner());
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return partner.lock() != nullptr;
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}
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bool BreedGoal::canContinueToUse() {
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return partner.lock() != nullptr && partner.lock()->isAlive() &&
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partner.lock()->isInLove() && loveTime < 20 * 3;
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}
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void BreedGoal::stop() {
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partner = std::weak_ptr<Animal>();
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loveTime = 0;
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}
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void BreedGoal::tick() {
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animal->getLookControl()->setLookAt(partner.lock(), 10,
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animal->getMaxHeadXRot());
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animal->getNavigation()->moveTo(partner.lock(), speedModifier);
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++loveTime;
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if (loveTime >= 20 * 3 && animal->distanceToSqr(partner.lock()) < 3 * 3)
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breed();
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}
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std::shared_ptr<Animal> BreedGoal::getFreePartner() {
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float r = 8;
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AABB grown_bb = animal->bb.grow(r, r, r);
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std::vector<std::shared_ptr<Entity> >* others =
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level->getEntitiesOfClass(typeid(*animal), &grown_bb);
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double dist = std::numeric_limits<double>::max();
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std::shared_ptr<Animal> partner = nullptr;
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for (auto it = others->begin(); it != others->end(); ++it) {
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std::shared_ptr<Animal> p = std::dynamic_pointer_cast<Animal>(*it);
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if (animal->canMate(p) && animal->distanceToSqr(p) < dist) {
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partner = p;
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dist = animal->distanceToSqr(p);
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}
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}
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delete others;
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return partner;
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}
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void BreedGoal::breed() {
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std::shared_ptr<AgableMob> offspring =
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animal->getBreedOffspring(partner.lock());
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animal->setDespawnProtected();
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partner.lock()->setDespawnProtected();
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if (offspring == nullptr) {
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// This will be nullptr if we've hit our limits for spawning any
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// particular type of animal... reset things as normally as we can,
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// without actually producing any offspring
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animal->resetLove();
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partner.lock()->resetLove();
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return;
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}
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std::shared_ptr<Player> loveCause = animal->getLoveCause();
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if (loveCause == nullptr && partner.lock()->getLoveCause() != nullptr) {
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loveCause = partner.lock()->getLoveCause();
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}
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if (loveCause != nullptr) {
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// Record mob bred stat.
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loveCause->awardStat(
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GenericStats::breedEntity(offspring->GetType()),
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GenericStats::param_breedEntity(offspring->GetType()));
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if (animal->GetType() == eTYPE_COW) {
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// loveCause->awardStat(Achievements.breedCow);
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}
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}
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animal->setAge(5 * 60 * 20);
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partner.lock()->setAge(5 * 60 * 20);
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animal->resetLove();
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partner.lock()->resetLove();
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offspring->setAge(AgableMob::BABY_START_AGE);
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offspring->moveTo(animal->x, animal->y, animal->z, 0, 0);
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offspring->setDespawnProtected();
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level->addEntity(offspring);
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Random* random = animal->getRandom();
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for (int i = 0; i < 7; i++) {
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double xa = random->nextGaussian() * 0.02;
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double ya = random->nextGaussian() * 0.02;
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double za = random->nextGaussian() * 0.02;
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level->addParticle(
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eParticleType_heart,
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animal->x + random->nextFloat() * animal->bbWidth * 2 -
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animal->bbWidth,
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animal->y + .5f + random->nextFloat() * animal->bbHeight,
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animal->z + random->nextFloat() * animal->bbWidth * 2 -
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animal->bbWidth,
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xa, ya, za);
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}
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// 4J-PB - Fix for 106869- Customer Encountered: TU12: Content: Gameplay:
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// Breeding animals does not give any Experience Orbs.
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level->addEntity(std::make_shared<ExperienceOrb>(
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level, animal->x, animal->y, animal->z, random->nextInt(7) + 1));
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}
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