src/game/java/net/minecraft/world/entity/EntityDimensions.java

package net.minecraft.world.entity;

import net.minecraft.world.phys.AABB;
import net.minecraft.world.phys.Vec3;

public record EntityDimensions(float width, float height, float eyeHeight, EntityAttachments attachments, boolean fixed) {
    private EntityDimensions(float p_20381_, float p_20382_, boolean p_20383_) {
        this(p_20381_, p_20382_, defaultEyeHeight(p_20382_), EntityAttachments.createDefault(p_20381_, p_20382_), p_20383_);
    }

    private static float defaultEyeHeight(float p_331315_) {
        return p_331315_ * 0.85F;
    }

    public AABB makeBoundingBox(Vec3 p_20394_) {
        return this.makeBoundingBox(p_20394_.x, p_20394_.y, p_20394_.z);
    }

    public AABB makeBoundingBox(double p_20385_, double p_20386_, double p_20387_) {
        float f = this.width / 2.0F;
        float f1 = this.height;
        return new AABB(p_20385_ - (double)f, p_20386_, p_20387_ - (double)f, p_20385_ + (double)f, p_20386_ + (double)f1, p_20387_ + (double)f);
    }

    public EntityDimensions scale(float p_20389_) {
        return this.scale(p_20389_, p_20389_);
    }

    public EntityDimensions scale(float p_20391_, float p_20392_) {
        return !this.fixed && (p_20391_ != 1.0F || p_20392_ != 1.0F)
            ? new EntityDimensions(
                this.width * p_20391_, this.height * p_20392_, this.eyeHeight * p_20392_, this.attachments.scale(p_20391_, p_20392_, p_20391_), false
            )
            : this;
    }

    public static EntityDimensions scalable(float p_20396_, float p_20397_) {
        return new EntityDimensions(p_20396_, p_20397_, false);
    }

    public static EntityDimensions fixed(float p_20399_, float p_20400_) {
        return new EntityDimensions(p_20399_, p_20400_, true);
    }

    public EntityDimensions withEyeHeight(float p_333362_) {
        return new EntityDimensions(this.width, this.height, p_333362_, this.attachments, this.fixed);
    }

    public EntityDimensions withAttachments(EntityAttachments.Builder p_328127_) {
        return new EntityDimensions(this.width, this.height, this.eyeHeight, p_328127_.build(this.width, this.height), this.fixed);
    }
}