315 lines
9.7 KiB
Java
315 lines
9.7 KiB
Java
package net.minecraft.world.entity.animal;
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import java.util.Objects;
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import net.minecraft.core.BlockPos;
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import net.minecraft.core.particles.ParticleOptions;
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import net.minecraft.core.particles.ParticleTypes;
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import net.minecraft.server.level.ServerLevel;
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import net.minecraft.sounds.SoundEvent;
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import net.minecraft.sounds.SoundEvents;
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import net.minecraft.tags.FluidTags;
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import net.minecraft.util.Mth;
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import net.minecraft.world.DifficultyInstance;
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import net.minecraft.world.damagesource.DamageSource;
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import net.minecraft.world.effect.MobEffects;
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import net.minecraft.world.entity.AgeableMob;
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import net.minecraft.world.entity.Entity;
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import net.minecraft.world.entity.EntitySpawnReason;
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import net.minecraft.world.entity.EntityType;
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import net.minecraft.world.entity.LivingEntity;
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import net.minecraft.world.entity.Mob;
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import net.minecraft.world.entity.MoverType;
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import net.minecraft.world.entity.SpawnGroupData;
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import net.minecraft.world.entity.ai.attributes.AttributeSupplier;
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import net.minecraft.world.entity.ai.attributes.Attributes;
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import net.minecraft.world.entity.ai.goal.Goal;
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import net.minecraft.world.level.Level;
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import net.minecraft.world.level.ServerLevelAccessor;
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import net.minecraft.world.level.block.state.BlockState;
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import net.minecraft.world.level.material.FluidState;
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import net.minecraft.world.phys.Vec3;
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import org.jetbrains.annotations.Nullable;
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public class Squid extends AgeableWaterCreature {
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public float xBodyRot;
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public float xBodyRotO;
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public float zBodyRot;
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public float zBodyRotO;
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public float tentacleMovement;
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public float oldTentacleMovement;
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public float tentacleAngle;
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public float oldTentacleAngle;
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private float speed;
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private float tentacleSpeed;
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private float rotateSpeed;
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Vec3 movementVector = Vec3.ZERO;
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public Squid(EntityType<? extends Squid> entityType, Level level) {
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super(entityType, level);
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this.random.setSeed(this.getId());
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this.tentacleSpeed = 1.0F / (this.random.nextFloat() + 1.0F) * 0.2F;
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}
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@Override
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protected void registerGoals() {
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this.goalSelector.addGoal(0, new Squid.SquidRandomMovementGoal(this));
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this.goalSelector.addGoal(1, new Squid.SquidFleeGoal());
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}
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public static AttributeSupplier.Builder createAttributes() {
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return Mob.createMobAttributes().add(Attributes.MAX_HEALTH, 10.0);
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}
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@Override
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protected SoundEvent getAmbientSound() {
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return SoundEvents.SQUID_AMBIENT;
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}
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@Override
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protected SoundEvent getHurtSound(DamageSource damageSource) {
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return SoundEvents.SQUID_HURT;
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}
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@Override
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protected SoundEvent getDeathSound() {
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return SoundEvents.SQUID_DEATH;
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}
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protected SoundEvent getSquirtSound() {
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return SoundEvents.SQUID_SQUIRT;
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}
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@Override
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public boolean canBeLeashed() {
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return true;
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}
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@Override
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protected float getSoundVolume() {
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return 0.4F;
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}
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@Override
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protected Entity.MovementEmission getMovementEmission() {
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return Entity.MovementEmission.EVENTS;
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}
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@Nullable
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@Override
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public AgeableMob getBreedOffspring(ServerLevel level, AgeableMob otherParent) {
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return EntityType.SQUID.create(level, EntitySpawnReason.BREEDING);
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}
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@Override
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protected double getDefaultGravity() {
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return 0.08;
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}
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@Override
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public void aiStep() {
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super.aiStep();
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this.xBodyRotO = this.xBodyRot;
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this.zBodyRotO = this.zBodyRot;
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this.oldTentacleMovement = this.tentacleMovement;
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this.oldTentacleAngle = this.tentacleAngle;
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this.tentacleMovement = this.tentacleMovement + this.tentacleSpeed;
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if (this.tentacleMovement > Math.PI * 2) {
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if (this.level().isClientSide) {
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this.tentacleMovement = (float) (Math.PI * 2);
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} else {
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this.tentacleMovement -= (float) (Math.PI * 2);
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if (this.random.nextInt(10) == 0) {
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this.tentacleSpeed = 1.0F / (this.random.nextFloat() + 1.0F) * 0.2F;
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}
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this.level().broadcastEntityEvent(this, (byte)19);
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}
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}
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if (this.isInWater()) {
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if (this.tentacleMovement < (float) Math.PI) {
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float f = this.tentacleMovement / (float) Math.PI;
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this.tentacleAngle = Mth.sin(f * f * (float) Math.PI) * (float) Math.PI * 0.25F;
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if (f > 0.75) {
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if (this.isLocalInstanceAuthoritative()) {
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this.setDeltaMovement(this.movementVector);
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}
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this.rotateSpeed = 1.0F;
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} else {
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this.rotateSpeed *= 0.8F;
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}
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} else {
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this.tentacleAngle = 0.0F;
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if (this.isLocalInstanceAuthoritative()) {
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this.setDeltaMovement(this.getDeltaMovement().scale(0.9));
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}
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this.rotateSpeed *= 0.99F;
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}
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Vec3 vec3 = this.getDeltaMovement();
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double d = vec3.horizontalDistance();
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this.yBodyRot = this.yBodyRot + (-((float)Mth.atan2(vec3.x, vec3.z)) * (180.0F / (float)Math.PI) - this.yBodyRot) * 0.1F;
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this.setYRot(this.yBodyRot);
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this.zBodyRot = this.zBodyRot + (float) Math.PI * this.rotateSpeed * 1.5F;
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this.xBodyRot = this.xBodyRot + (-((float)Mth.atan2(d, vec3.y)) * (180.0F / (float)Math.PI) - this.xBodyRot) * 0.1F;
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} else {
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this.tentacleAngle = Mth.abs(Mth.sin(this.tentacleMovement)) * (float) Math.PI * 0.25F;
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if (!this.level().isClientSide) {
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double e = this.getDeltaMovement().y;
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if (this.hasEffect(MobEffects.LEVITATION)) {
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e = 0.05 * (this.getEffect(MobEffects.LEVITATION).getAmplifier() + 1);
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} else {
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e -= this.getGravity();
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}
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this.setDeltaMovement(0.0, e * 0.98F, 0.0);
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}
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this.xBodyRot = this.xBodyRot + (-90.0F - this.xBodyRot) * 0.02F;
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}
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}
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@Override
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public boolean hurtServer(ServerLevel level, DamageSource damageSource, float amount) {
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if (super.hurtServer(level, damageSource, amount) && this.getLastHurtByMob() != null) {
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this.spawnInk();
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return true;
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} else {
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return false;
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}
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}
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private Vec3 rotateVector(Vec3 vector) {
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Vec3 vec3 = vector.xRot(this.xBodyRotO * (float) (Math.PI / 180.0));
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return vec3.yRot(-this.yBodyRotO * (float) (Math.PI / 180.0));
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}
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private void spawnInk() {
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this.makeSound(this.getSquirtSound());
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Vec3 vec3 = this.rotateVector(new Vec3(0.0, -1.0, 0.0)).add(this.getX(), this.getY(), this.getZ());
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for (int i = 0; i < 30; i++) {
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Vec3 vec32 = this.rotateVector(new Vec3(this.random.nextFloat() * 0.6 - 0.3, -1.0, this.random.nextFloat() * 0.6 - 0.3));
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float f = this.isBaby() ? 0.1F : 0.3F;
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Vec3 vec33 = vec32.scale(f + this.random.nextFloat() * 2.0F);
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((ServerLevel)this.level()).sendParticles(this.getInkParticle(), vec3.x, vec3.y + 0.5, vec3.z, 0, vec33.x, vec33.y, vec33.z, 0.1F);
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}
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}
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protected ParticleOptions getInkParticle() {
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return ParticleTypes.SQUID_INK;
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}
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@Override
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public void travel(Vec3 travelVector) {
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this.move(MoverType.SELF, this.getDeltaMovement());
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}
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@Override
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public void handleEntityEvent(byte id) {
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if (id == 19) {
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this.tentacleMovement = 0.0F;
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} else {
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super.handleEntityEvent(id);
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}
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}
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public boolean hasMovementVector() {
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return this.movementVector.lengthSqr() > 1.0E-5F;
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}
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@Nullable
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@Override
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public SpawnGroupData finalizeSpawn(
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ServerLevelAccessor level, DifficultyInstance difficulty, EntitySpawnReason spawnReason, @Nullable SpawnGroupData spawnGroupData
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) {
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SpawnGroupData spawnGroupData2 = (SpawnGroupData)Objects.requireNonNullElseGet(spawnGroupData, () -> new AgeableMob.AgeableMobGroupData(0.05F));
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return super.finalizeSpawn(level, difficulty, spawnReason, spawnGroupData2);
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}
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class SquidFleeGoal extends Goal {
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private static final float SQUID_FLEE_SPEED = 3.0F;
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private static final float SQUID_FLEE_MIN_DISTANCE = 5.0F;
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private static final float SQUID_FLEE_MAX_DISTANCE = 10.0F;
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private int fleeTicks;
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@Override
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public boolean canUse() {
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LivingEntity livingEntity = Squid.this.getLastHurtByMob();
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return Squid.this.isInWater() && livingEntity != null ? Squid.this.distanceToSqr(livingEntity) < 100.0 : false;
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}
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@Override
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public void start() {
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this.fleeTicks = 0;
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}
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@Override
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public boolean requiresUpdateEveryTick() {
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return true;
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}
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@Override
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public void tick() {
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this.fleeTicks++;
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LivingEntity livingEntity = Squid.this.getLastHurtByMob();
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if (livingEntity != null) {
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Vec3 vec3 = new Vec3(Squid.this.getX() - livingEntity.getX(), Squid.this.getY() - livingEntity.getY(), Squid.this.getZ() - livingEntity.getZ());
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BlockState blockState = Squid.this.level()
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.getBlockState(BlockPos.containing(Squid.this.getX() + vec3.x, Squid.this.getY() + vec3.y, Squid.this.getZ() + vec3.z));
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FluidState fluidState = Squid.this.level()
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.getFluidState(BlockPos.containing(Squid.this.getX() + vec3.x, Squid.this.getY() + vec3.y, Squid.this.getZ() + vec3.z));
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if (fluidState.is(FluidTags.WATER) || blockState.isAir()) {
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double d = vec3.length();
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if (d > 0.0) {
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vec3.normalize();
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double e = 3.0;
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if (d > 5.0) {
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e -= (d - 5.0) / 5.0;
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}
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if (e > 0.0) {
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vec3 = vec3.scale(e);
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}
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}
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if (blockState.isAir()) {
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vec3 = vec3.subtract(0.0, vec3.y, 0.0);
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}
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Squid.this.movementVector = new Vec3(vec3.x / 20.0, vec3.y / 20.0, vec3.z / 20.0);
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}
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if (this.fleeTicks % 10 == 5) {
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Squid.this.level().addParticle(ParticleTypes.BUBBLE, Squid.this.getX(), Squid.this.getY(), Squid.this.getZ(), 0.0, 0.0, 0.0);
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}
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}
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}
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}
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static class SquidRandomMovementGoal extends Goal {
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private final Squid squid;
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public SquidRandomMovementGoal(Squid squid) {
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this.squid = squid;
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}
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@Override
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public boolean canUse() {
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return true;
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}
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@Override
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public void tick() {
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int i = this.squid.getNoActionTime();
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if (i > 100) {
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this.squid.movementVector = Vec3.ZERO;
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} else if (this.squid.getRandom().nextInt(reducedTickDelay(50)) == 0 || !this.squid.wasTouchingWater || !this.squid.hasMovementVector()) {
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float f = this.squid.getRandom().nextFloat() * (float) (Math.PI * 2);
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this.squid.movementVector = new Vec3(Mth.cos(f) * 0.2F, -0.1F + this.squid.getRandom().nextFloat() * 0.2F, Mth.sin(f) * 0.2F);
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}
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}
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}
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}
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