99 lines
3.2 KiB
Java
Executable file
99 lines
3.2 KiB
Java
Executable file
package common.ai;
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import common.entity.Entity;
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import common.entity.types.EntityLiving;
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import common.world.WorldServer;
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public class EntityAIWatchClosest extends EntityAIBase
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{
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protected EntityLiving theWatcher;
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/** The closest entity which is being watched by this one. */
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protected Entity closestEntity;
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/** This is the Maximum distance that the AI will look for the Entity */
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protected float maxDistanceForPlayer;
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private int lookTime;
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private float chance;
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protected Class <? extends Entity > watchedClass;
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public EntityAIWatchClosest(EntityLiving entitylivingIn, Class <? extends Entity > watchTargetClass, float maxDistance)
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{
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this.theWatcher = entitylivingIn;
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this.watchedClass = watchTargetClass;
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this.maxDistanceForPlayer = maxDistance;
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this.chance = 0.02F;
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this.setMutexBits(2);
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}
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public EntityAIWatchClosest(EntityLiving entitylivingIn, Class <? extends Entity > watchTargetClass, float maxDistance, float chanceIn)
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{
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this.theWatcher = entitylivingIn;
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this.watchedClass = watchTargetClass;
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this.maxDistanceForPlayer = maxDistance;
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this.chance = chanceIn;
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this.setMutexBits(2);
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}
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/**
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* Returns whether the EntityAIBase should begin execution.
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*/
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public boolean shouldExecute()
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{
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if (this.theWatcher.getRNG().floatv() >= this.chance)
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{
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return false;
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}
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else
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{
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if (this.theWatcher.getAttackTarget() != null)
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{
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this.closestEntity = this.theWatcher.getAttackTarget();
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}
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if (this.watchedClass == null)
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{
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this.closestEntity = this.theWatcher.worldObj.getClosestPlayerToEntity(this.theWatcher, (double)this.maxDistanceForPlayer);
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}
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else
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{
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this.closestEntity = ((WorldServer)this.theWatcher.worldObj).findNearestEntityWithinAABB(this.watchedClass, this.theWatcher.getEntityBoundingBox().expand((double)this.maxDistanceForPlayer, 3.0D, (double)this.maxDistanceForPlayer), this.theWatcher);
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}
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return this.closestEntity != null;
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}
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}
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/**
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* Returns whether an in-progress EntityAIBase should continue executing
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*/
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public boolean continueExecuting()
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{
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return !this.closestEntity.isEntityAlive() ? false : (this.theWatcher.getDistanceSqToEntity(this.closestEntity) > (double)(this.maxDistanceForPlayer * this.maxDistanceForPlayer) ? false : this.lookTime > 0);
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}
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/**
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* Execute a one shot task or start executing a continuous task
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*/
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public void startExecuting()
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{
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this.lookTime = 40 + this.theWatcher.getRNG().zrange(40);
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}
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/**
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* Resets the task
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*/
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public void resetTask()
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{
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this.closestEntity = null;
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}
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/**
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* Updates the task
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*/
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public void updateTask()
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{
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this.theWatcher.getLookHelper().setLookPosition(this.closestEntity.posX, this.closestEntity.posY + (double)this.closestEntity.getEyeHeight(), this.closestEntity.posZ, 10.0F, (float)this.theWatcher.getVerticalFaceSpeed());
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--this.lookTime;
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}
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}
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