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95 lines
2.6 KiB
Java
95 lines
2.6 KiB
Java
package net.minecraft.entity.ai;
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import net.minecraft.entity.EntityLiving;
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import net.minecraft.entity.SharedMonsterAttributes;
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import net.minecraft.util.MathHelper;
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public class EntityMoveHelper
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{
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/** The EntityLiving that is being moved */
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private EntityLiving entity;
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private double posX;
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private double posY;
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private double posZ;
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/** The speed at which the entity should move */
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private double speed;
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private boolean update;
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private static final String __OBFID = "CL_00001573";
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public EntityMoveHelper(EntityLiving p_i1614_1_)
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{
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this.entity = p_i1614_1_;
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this.posX = p_i1614_1_.posX;
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this.posY = p_i1614_1_.posY;
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this.posZ = p_i1614_1_.posZ;
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}
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public boolean isUpdating()
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{
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return this.update;
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}
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public double getSpeed()
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{
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return this.speed;
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}
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/**
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* Sets the speed and location to move to
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*/
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public void setMoveTo(double p_75642_1_, double p_75642_3_, double p_75642_5_, double p_75642_7_)
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{
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this.posX = p_75642_1_;
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this.posY = p_75642_3_;
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this.posZ = p_75642_5_;
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this.speed = p_75642_7_;
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this.update = true;
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}
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public void onUpdateMoveHelper()
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{
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this.entity.setMoveForward(0.0F);
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if (this.update)
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{
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this.update = false;
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int i = MathHelper.floor_double(this.entity.boundingBox.minY + 0.5D);
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double d0 = this.posX - this.entity.posX;
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double d1 = this.posZ - this.entity.posZ;
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double d2 = this.posY - (double)i;
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double d3 = d0 * d0 + d2 * d2 + d1 * d1;
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if (d3 >= 2.500000277905201E-7D)
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{
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float f = (float)(Math.atan2(d1, d0) * 180.0D / Math.PI) - 90.0F;
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this.entity.rotationYaw = this.limitAngle(this.entity.rotationYaw, f, 30.0F);
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this.entity.setAIMoveSpeed((float)(this.speed * this.entity.getEntityAttribute(SharedMonsterAttributes.movementSpeed).getAttributeValue()));
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if (d2 > 0.0D && d0 * d0 + d1 * d1 < 1.0D)
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{
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this.entity.getJumpHelper().setJumping();
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}
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}
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}
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}
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/**
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* Limits the given angle to a upper and lower limit.
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*/
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private float limitAngle(float p_75639_1_, float p_75639_2_, float p_75639_3_)
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{
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float f3 = MathHelper.wrapAngleTo180_float(p_75639_2_ - p_75639_1_);
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if (f3 > p_75639_3_)
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{
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f3 = p_75639_3_;
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}
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if (f3 < -p_75639_3_)
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{
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f3 = -p_75639_3_;
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}
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return p_75639_1_ + f3;
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}
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} |