576 lines
20 KiB
Java
576 lines
20 KiB
Java
package carpet.helpers;
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import carpet.fakes.ServerPlayerEntityInterface;
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import net.minecraft.block.BlockState;
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import net.minecraft.command.argument.EntityAnchorArgumentType;
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import net.minecraft.entity.Entity;
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import net.minecraft.entity.passive.HorseBaseEntity;
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import net.minecraft.entity.player.PlayerInventory;
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import net.minecraft.entity.vehicle.BoatEntity;
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import net.minecraft.entity.vehicle.MinecartEntity;
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import net.minecraft.item.ItemStack;
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import net.minecraft.server.network.ServerPlayerEntity;
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import net.minecraft.network.packet.c2s.play.PlayerActionC2SPacket;
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import net.minecraft.server.world.ServerWorld;
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import net.minecraft.util.ActionResult;
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import net.minecraft.util.Hand;
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import net.minecraft.util.hit.BlockHitResult;
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import net.minecraft.util.hit.EntityHitResult;
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import net.minecraft.util.hit.HitResult;
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import net.minecraft.util.math.BlockPos;
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import net.minecraft.util.math.Direction;
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import net.minecraft.util.math.MathHelper;
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import net.minecraft.util.math.Vec2f;
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import net.minecraft.util.math.Vec3d;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import java.util.TreeMap;
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public class EntityPlayerActionPack
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{
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private final ServerPlayerEntity player;
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private final Map<ActionType, Action> actions = new TreeMap<>();
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private BlockPos currentBlock;
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private int blockHitDelay;
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private boolean isHittingBlock;
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private float curBlockDamageMP;
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private boolean sneaking;
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private boolean sprinting;
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private float forward;
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private float strafing;
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public EntityPlayerActionPack(ServerPlayerEntity playerIn)
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{
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player = playerIn;
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stopAll();
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}
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public void copyFrom(EntityPlayerActionPack other)
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{
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actions.putAll(other.actions);
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currentBlock = other.currentBlock;
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blockHitDelay = other.blockHitDelay;
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isHittingBlock = other.isHittingBlock;
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curBlockDamageMP = other.curBlockDamageMP;
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sneaking = other.sneaking;
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sprinting = other.sprinting;
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forward = other.forward;
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strafing = other.strafing;
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}
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public EntityPlayerActionPack start(ActionType type, Action action)
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{
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Action previous = actions.remove(type);
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if (previous != null) type.stop(player, previous);
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if (action != null)
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{
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actions.put(type, action);
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type.start(player, action); // noop
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}
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return this;
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}
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public EntityPlayerActionPack setSneaking(boolean doSneak)
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{
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sneaking = doSneak;
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player.setSneaking(doSneak);
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if (sprinting && sneaking)
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setSprinting(false);
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return this;
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}
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public EntityPlayerActionPack setSprinting(boolean doSprint)
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{
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sprinting = doSprint;
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player.setSprinting(doSprint);
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if (sneaking && sprinting)
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setSneaking(false);
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return this;
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}
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public EntityPlayerActionPack setForward(float value)
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{
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forward = value;
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return this;
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}
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public EntityPlayerActionPack setStrafing(float value)
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{
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strafing = value;
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return this;
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}
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public EntityPlayerActionPack look(Direction direction)
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{
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switch (direction)
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{
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case NORTH: return look(180, 0);
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case SOUTH: return look(0, 0);
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case EAST: return look(-90, 0);
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case WEST: return look(90, 0);
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case UP: return look(player.yaw, -90);
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case DOWN: return look(player.yaw, 90);
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}
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return this;
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}
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public EntityPlayerActionPack look(Vec2f rotation)
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{
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return look(rotation.x, rotation.y);
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}
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public EntityPlayerActionPack look(float yaw, float pitch)
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{
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player.yaw = yaw % 360;
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player.pitch = MathHelper.clamp(pitch, -90, 90);
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// maybe player.setPositionAndAngles(player.x, player.y, player.z, yaw, MathHelper.clamp(pitch,-90.0F, 90.0F));
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return this;
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}
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public EntityPlayerActionPack lookAt(Vec3d position)
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{
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player.lookAt(EntityAnchorArgumentType.EntityAnchor.EYES, position);
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return this;
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}
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public EntityPlayerActionPack turn(float yaw, float pitch)
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{
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return look(player.yaw + yaw, player.pitch + pitch);
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}
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public EntityPlayerActionPack turn(Vec2f rotation)
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{
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return turn(rotation.x, rotation.y);
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}
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public EntityPlayerActionPack stopMovement()
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{
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setSneaking(false);
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setSprinting(false);
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forward = 0.0F;
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strafing = 0.0F;
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return this;
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}
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public EntityPlayerActionPack stopAll()
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{
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for (ActionType type : actions.keySet()) type.stop(player, actions.get(type));
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actions.clear();
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return stopMovement();
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}
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public EntityPlayerActionPack mount(boolean onlyRideables)
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{
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//test what happens
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List<Entity> entities;
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if (onlyRideables)
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{
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entities = player.world.getOtherEntities(player, player.getBoundingBox().expand(3.0D, 1.0D, 3.0D),
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e -> e instanceof MinecartEntity || e instanceof BoatEntity || e instanceof HorseBaseEntity);
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}
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else
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{
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entities = player.world.getOtherEntities(player, player.getBoundingBox().expand(3.0D, 1.0D, 3.0D));
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}
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if (entities.size()==0)
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return this;
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Entity closest = null;
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double distance = Double.POSITIVE_INFINITY;
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Entity currentVehicle = player.getVehicle();
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for (Entity e: entities)
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{
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if (e == player || (currentVehicle == e))
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continue;
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double dd = player.squaredDistanceTo(e);
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if (dd<distance)
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{
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distance = dd;
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closest = e;
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}
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}
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if (closest == null) return this;
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if (closest instanceof HorseBaseEntity && onlyRideables)
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((HorseBaseEntity) closest).interactMob(player, Hand.MAIN_HAND);
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else
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player.startRiding(closest,true);
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return this;
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}
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public EntityPlayerActionPack dismount()
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{
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player.stopRiding();
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return this;
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}
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public void onUpdate()
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{
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Map<ActionType, Boolean> actionAttempts = new HashMap<>();
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actions.entrySet().removeIf((e) -> e.getValue().done);
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for (Map.Entry<ActionType, Action> e : actions.entrySet())
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{
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Action action = e.getValue();
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// skipping attack if use was successful
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if (!(actionAttempts.getOrDefault(ActionType.USE, false) && e.getKey() == ActionType.ATTACK))
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{
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Boolean actionStatus = action.tick(this, e.getKey());
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if (actionStatus != null)
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actionAttempts.put(e.getKey(), actionStatus);
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}
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// optionally retrying use after successful attack and unsuccessful use
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if ( e.getKey() == ActionType.ATTACK
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&& actionAttempts.getOrDefault(ActionType.ATTACK, false)
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&& !actionAttempts.getOrDefault(ActionType.USE, true) )
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{
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// according to MinecraftClient.handleInputEvents
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Action using = actions.get(ActionType.USE);
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if (using != null) // this is always true - we know use worked, but just in case
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{
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using.retry(this, ActionType.USE);
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}
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}
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}
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if (forward != 0.0F)
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{
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player.forwardSpeed = forward*(sneaking?0.3F:1.0F);
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}
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if (strafing != 0.0F)
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{
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player.sidewaysSpeed = strafing*(sneaking?0.3F:1.0F);
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}
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}
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static HitResult getTarget(ServerPlayerEntity player)
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{
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double reach = player.interactionManager.isCreative() ? 5 : 4.5f;
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return Tracer.rayTrace(player, 1, reach, false);
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}
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private void dropItemFromSlot(int slot, boolean dropAll)
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{
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PlayerInventory inv = player.inventory;
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if (!inv.getStack(slot).isEmpty())
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player.dropItem(inv.removeStack(slot,
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dropAll ? inv.getStack(slot).getCount() : 1
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), false, true); // scatter, keep owner
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}
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public void drop(int selectedSlot, boolean dropAll)
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{
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PlayerInventory inv = player.inventory;
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if (selectedSlot == -2) // all
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{
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for (int i = inv.size(); i >= 0; i--)
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dropItemFromSlot(i, dropAll);
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}
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else // one slot
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{
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if (selectedSlot == -1)
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selectedSlot = inv.selectedSlot;
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dropItemFromSlot(selectedSlot, dropAll);
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}
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}
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public enum ActionType
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{
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USE(true)
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{
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@Override
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boolean execute(ServerPlayerEntity player, Action action)
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{
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HitResult hit = getTarget(player);
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for (Hand hand : Hand.values())
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{
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switch (hit.getType())
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{
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case BLOCK:
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{
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player.updateLastActionTime();
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ServerWorld world = player.getServerWorld();
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BlockHitResult blockHit = (BlockHitResult) hit;
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BlockPos pos = blockHit.getBlockPos();
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Direction side = blockHit.getSide();
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if (pos.getY() < player.server.getWorldHeight() - (side == Direction.UP ? 1 : 0) && world.canPlayerModifyAt(player, pos))
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{
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ActionResult result = player.interactionManager.interactBlock(player, world, player.getStackInHand(hand), hand, blockHit);
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if (result == ActionResult.SUCCESS)
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{
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player.swingHand(hand);
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return true;
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}
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}
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break;
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}
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case ENTITY:
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{
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player.updateLastActionTime();
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EntityHitResult entityHit = (EntityHitResult) hit;
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Entity entity = entityHit.getEntity();
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Vec3d relativeHitPos = entityHit.getPos().subtract(entity.getX(), entity.getY(), entity.getZ());
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if (entity.interactAt(player, relativeHitPos, hand) == ActionResult.SUCCESS) return true;
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if (player.interact(entity, hand) == ActionResult.SUCCESS) return true;
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break;
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}
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}
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ItemStack handItem = player.getStackInHand(hand);
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ActionResult result =player.interactionManager.interactItem(player, player.getServerWorld(), handItem, hand);
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if (result == ActionResult.SUCCESS)
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{
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return true;
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}
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}
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return false;
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}
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@Override
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void inactiveTick(ServerPlayerEntity player, Action action)
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{
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player.stopUsingItem();
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}
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},
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ATTACK(true) {
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@Override
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boolean execute(ServerPlayerEntity player, Action action) {
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HitResult hit = getTarget(player);
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switch (hit.getType()) {
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case ENTITY: {
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EntityHitResult entityHit = (EntityHitResult) hit;
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player.attack(entityHit.getEntity());
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player.resetLastAttackedTicks();
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player.updateLastActionTime();
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player.swingHand(Hand.MAIN_HAND);
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return true;
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}
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case BLOCK: {
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EntityPlayerActionPack ap = ((ServerPlayerEntityInterface) player).getActionPack();
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if (ap.blockHitDelay > 0)
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{
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ap.blockHitDelay--;
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return false;
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}
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BlockHitResult blockHit = (BlockHitResult) hit;
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BlockPos pos = blockHit.getBlockPos();
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Direction side = blockHit.getSide();
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if (player.isBlockBreakingRestricted(player.world, pos, player.interactionManager.getGameMode())) return false;
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if (ap.currentBlock != null && player.world.getBlockState(ap.currentBlock).isAir())
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{
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ap.currentBlock = null;
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return false;
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}
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BlockState state = player.world.getBlockState(pos);
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boolean blockBroken = false;
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if (player.interactionManager.getGameMode().isCreative())
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{
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player.interactionManager.processBlockBreakingAction(pos, PlayerActionC2SPacket.Action.START_DESTROY_BLOCK, side, player.server.getWorldHeight());
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ap.blockHitDelay = 5;
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blockBroken = true;
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}
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else if (ap.currentBlock == null || !ap.currentBlock.equals(pos))
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{
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if (ap.currentBlock != null)
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{
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player.interactionManager.processBlockBreakingAction(ap.currentBlock, PlayerActionC2SPacket.Action.ABORT_DESTROY_BLOCK, side, player.server.getWorldHeight());
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}
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player.interactionManager.processBlockBreakingAction(pos, PlayerActionC2SPacket.Action.START_DESTROY_BLOCK, side, player.server.getWorldHeight());
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boolean notAir = !state.isAir();
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if (notAir && ap.curBlockDamageMP == 0)
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{
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state.onBlockBreakStart(player.world, pos, player);
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}
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if (notAir && state.calcBlockBreakingDelta(player, player.world, pos) >= 1)
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{
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ap.currentBlock = null;
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//instamine??
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blockBroken = true;
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}
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else
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{
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ap.currentBlock = pos;
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ap.curBlockDamageMP = 0;
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}
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}
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else
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{
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ap.curBlockDamageMP += state.calcBlockBreakingDelta(player, player.world, pos);
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if (ap.curBlockDamageMP >= 1)
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{
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player.interactionManager.processBlockBreakingAction(pos, PlayerActionC2SPacket.Action.STOP_DESTROY_BLOCK, side, player.server.getWorldHeight());
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ap.currentBlock = null;
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ap.blockHitDelay = 5;
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blockBroken = true;
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}
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player.world.setBlockBreakingInfo(-1, pos, (int) (ap.curBlockDamageMP * 10));
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}
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player.updateLastActionTime();
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player.swingHand(Hand.MAIN_HAND);
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return blockBroken;
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}
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}
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return false;
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}
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@Override
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void inactiveTick(ServerPlayerEntity player, Action action)
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{
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EntityPlayerActionPack ap = ((ServerPlayerEntityInterface) player).getActionPack();
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if (ap.currentBlock == null) return;
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player.world.setBlockBreakingInfo(-1, ap.currentBlock, -1);
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player.interactionManager.processBlockBreakingAction(ap.currentBlock, PlayerActionC2SPacket.Action.ABORT_DESTROY_BLOCK, Direction.DOWN, player.server.getWorldHeight());
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ap.currentBlock = null;
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}
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},
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JUMP(true)
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{
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@Override
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boolean execute(ServerPlayerEntity player, Action action)
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{
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if (action.limit == 1)
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{
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if (player.isOnGround()) player.jump(); // onGround
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}
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else
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{
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player.setJumping(true);
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}
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return false;
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}
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@Override
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void inactiveTick(ServerPlayerEntity player, Action action)
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{
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player.setJumping(false);
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}
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},
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DROP_ITEM(true)
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{
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@Override
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boolean execute(ServerPlayerEntity player, Action action)
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{
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player.updateLastActionTime();
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player.dropSelectedItem(false);
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return false;
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}
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},
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DROP_STACK(true)
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{
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@Override
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boolean execute(ServerPlayerEntity player, Action action)
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{
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player.updateLastActionTime();
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player.dropSelectedItem(true);
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return false;
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}
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},
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SWAP_HANDS(true)
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{
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@Override
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boolean execute(ServerPlayerEntity player, Action action)
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{
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player.updateLastActionTime();
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ItemStack itemStack_1 = player.getStackInHand(Hand.OFF_HAND);
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player.setStackInHand(Hand.OFF_HAND, player.getStackInHand(Hand.MAIN_HAND));
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player.setStackInHand(Hand.MAIN_HAND, itemStack_1);
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return false;
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}
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};
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public final boolean preventSpectator;
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ActionType(boolean preventSpectator)
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{
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this.preventSpectator = preventSpectator;
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}
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void start(ServerPlayerEntity player, Action action) {}
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abstract boolean execute(ServerPlayerEntity player, Action action);
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void inactiveTick(ServerPlayerEntity player, Action action) {}
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void stop(ServerPlayerEntity player, Action action)
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{
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inactiveTick(player, action);
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}
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}
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public static class Action
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{
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public boolean done = false;
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public final int limit;
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public final int interval;
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public final int offset;
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private int count;
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private int next;
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private Action(int limit, int interval, int offset)
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{
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this.limit = limit;
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this.interval = interval;
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this.offset = offset;
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next = interval + offset;
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}
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public static Action once()
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{
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return new Action(1, 1, 0);
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}
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public static Action continuous()
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{
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return new Action(-1, 1, 0);
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}
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public static Action interval(int interval)
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{
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return new Action(-1, interval, 0);
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}
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public static Action interval(int interval, int offset)
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{
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return new Action(-1, interval, offset);
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}
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Boolean tick(EntityPlayerActionPack actionPack, ActionType type)
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{
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next--;
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Boolean cancel = null;
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if (next <= 0) {
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if (!type.preventSpectator || !actionPack.player.isSpectator())
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{
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cancel = type.execute(actionPack.player, this);
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}
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count++;
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if (count == limit)
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{
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type.stop(actionPack.player, null);
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done = true;
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return cancel;
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}
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next = interval;
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}
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else
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{
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if (!type.preventSpectator || !actionPack.player.isSpectator())
|
|
{
|
|
type.inactiveTick(actionPack.player, this);
|
|
}
|
|
}
|
|
return cancel;
|
|
}
|
|
|
|
void retry(EntityPlayerActionPack actionPack, ActionType type)
|
|
{
|
|
//assuming action run but was unsuccesful that tick, but opportunity emerged to retry it, lets retry it.
|
|
if (!type.preventSpectator || !actionPack.player.isSpectator())
|
|
{
|
|
type.execute(actionPack.player, this);
|
|
}
|
|
count++;
|
|
if (count == limit)
|
|
{
|
|
type.stop(actionPack.player, null);
|
|
done = true;
|
|
}
|
|
}
|
|
}
|
|
}
|