Fixed jump boost false positive on Fly C

src/main/java/dev/brighten/ac/check/impl/movement/fly/FlyC.java

@@ -8,6 +8,7 @@ import dev.brighten.ac.data.APlayer;
 import dev.brighten.ac.packet.wrapper.in.WPacketPlayInFlying;
 import dev.brighten.ac.utils.MathUtils;
 import dev.brighten.ac.utils.MovementUtils;
+import org.bukkit.potion.PotionEffect;
 
 import java.util.ArrayList;
 import java.util.Comparator;

src/main/java/dev/brighten/ac/check/impl/movement/nofall/NoFallB.java

@@ -19,7 +19,6 @@ public class NoFallB extends Check {
 
     private int airBuffer, groundBuffer;
 
-    @Async
     WAction<WPacketPlayInFlying> flying = packet -> {
         if(player.getMovement().getLastTeleport().isNotPassed(3)
                 || player.getMovement().getMoveTicks() < 2

src/main/java/dev/brighten/ac/check/impl/movement/speed/Horizontal.java

@@ -271,6 +271,8 @@ public class Horizontal extends Check {
         previousFrom = player.getMovement().getFrom().getLoc().clone();
     };
 
+
+
     private static final float[] SIN_TABLE_FAST = new float[4096], SIN_TABLE_FAST_NEW = new float[4096];
     private static final float[] SIN_TABLE = new float[65536];
     private static final float radToIndex = roundToFloat(651.8986469044033D);

src/main/java/dev/brighten/ac/data/info/BlockInformation.java

@@ -3,6 +3,7 @@ package dev.brighten.ac.data.info;
 import dev.brighten.ac.Anticheat;
 import dev.brighten.ac.data.APlayer;
 import dev.brighten.ac.packet.ProtocolVersion;
+import dev.brighten.ac.packet.wrapper.objects.EnumParticle;
 import dev.brighten.ac.utils.*;
 import dev.brighten.ac.utils.math.IntVector;
 import dev.brighten.ac.utils.world.BlockData;
@@ -75,8 +76,8 @@ public class BlockInformation {
 
         int startX = Location.locToBlock(player.getMovement().getTo().getLoc().x - 1 - dh);
         int endX = Location.locToBlock(player.getMovement().getTo().getLoc().x + 1 + dh);
-        int startY = Location.locToBlock(player.getMovement().getTo().getLoc().y - Math.max(0.6, 0.6 + Math.abs(dy)));
-        int endY = Location.locToBlock(player.getMovement().getTo().getLoc().y + Math.max(2.1, 2.1 + Math.abs(dy)));
+        int startY = Location.locToBlock(player.getMovement().getTo().getLoc().y - 0.6 + dy);
+        int endY = Location.locToBlock(player.getMovement().getTo().getLoc().y + 2.4 + dy);
         int startZ = Location.locToBlock(player.getMovement().getTo().getLoc().z - 1 - dh);
         int endZ = Location.locToBlock(player.getMovement().getTo().getLoc().z + 1 + dh);
 
@@ -113,7 +114,7 @@ public class BlockInformation {
             aboveCollisions.clear();
         }
         final World world = player.getBukkitPlayer().getWorld();
-        int it = 9 * 9;
+        int it = 10 * 10;
 
         if(player.getMovement().getFrom().getBox() != null) {
             SimpleCollisionBox boundsForCollision = player.getMovement().getFrom().getBox().copy().shrink(0.001D, 0.001D, 0.001D);
@@ -152,10 +153,10 @@ public class BlockInformation {
                 Chunk chunk = world.getChunkAt(chunkx, chunkz);
                 if (chunk != null) {
                     int cz = chunkz << 4;
-                    int xstart = Math.max(startX, cx);
-                    int xend = Math.min(endX, cx + 16);
-                    int zstart = Math.max(startZ, cz);
-                    int zend = Math.min(endZ, cz + 16);
+                    int xstart = startX < cx ? cx : startX;
+                    int xend = endX < cx + 16 ? endX : cx + 16;
+                    int zstart = startZ < cz ? cz : startZ;
+                    int zend = endZ < cz + 16 ? endZ : cz + 16;
 
                     for (int x = xstart; x <= xend; ++x) {
                         for (int z = zstart; z <= zend; ++z) {

src/main/java/dev/brighten/ac/data/info/GeneralInformation.java

@@ -11,6 +11,7 @@ import lombok.Setter;
 import org.bukkit.block.Block;
 import org.bukkit.entity.Entity;
 import org.bukkit.entity.LivingEntity;
+import org.bukkit.potion.PotionEffect;
 import org.bukkit.util.Vector;
 
 import java.util.ArrayList;
@@ -31,6 +32,7 @@ public class GeneralInformation {
             lastBlockUpdate = new TickTimer(), lastMiscNear = new TickTimer(), lastHalfBlock = new TickTimer(),
             lastFence = new TickTimer();
     public LivingEntity target;
+    public Optional<PotionEffect> groundJumpBoost;
     public boolean serverGround, lastServerGround, canFly, nearGround, worldLoaded, generalCancel, inVehicle, creative,
             sneaking, lsneaking, sprinting, gliding, riptiding, wasOnSlime, onLadder, doingVelocity, breakingBlock;
     public List<Entity> nearbyEntities = Collections.emptyList();

src/main/java/dev/brighten/ac/handler/MovementHandler.java

@@ -17,6 +17,7 @@ import lombok.Setter;
 import lombok.val;
 import org.bukkit.GameMode;
 import org.bukkit.Location;
+import org.bukkit.potion.PotionEffectType;
 
 import java.util.ArrayList;
 import java.util.Iterator;
@@ -206,6 +207,7 @@ public class MovementHandler {
             player.getInfo().setWasOnSlime(player.getBlockInfo().onSlime);
             groundTicks++;
             airTicks = 0;
+            player.getInfo().groundJumpBoost = player.getPotionHandler().getEffectByType(PotionEffectType.JUMP);
         } else {
             airTicks++;
             groundTicks = 0;

src/main/java/dev/brighten/ac/handler/block/BlockUpdateHandler.java

@@ -60,7 +60,7 @@ public class BlockUpdateHandler {
 
         player.getInfo().getLastPlace().reset();
 
-        Deque<Material> possible = getPossibleMaterials(pos);
+        Deque<Material> possible = getDirectPossibleMaterials(pos);
         possible.add(place.getItemStack().getType());
     }
 
@@ -71,7 +71,7 @@ public class BlockUpdateHandler {
     public void onDig(WPacketPlayInBlockDig dig) {
         player.getInfo().lastBlockUpdate.reset();
         if(dig.getDigType() == WPacketPlayInBlockDig.EnumPlayerDigType.STOP_DESTROY_BLOCK) {
-            Deque<Material> possible = getPossibleMaterials(dig.getBlockPos());
+            Deque<Material> possible = getDirectPossibleMaterials(dig.getBlockPos());
             possible.clear();
             possible.add(Material.AIR);
         }
@@ -166,4 +166,24 @@ public class BlockUpdateHandler {
             return blockI;
         }));
     }
+
+    private Deque<Material> getDirectPossibleMaterials(IntVector loc) {
+         return blockInformation.compute(loc, (blockLoc, blockI) -> {
+            if(blockI == null) {
+                blockI = new LinkedList<>();
+
+                val optional = BlockUtils
+                        .getBlockAsync(loc.toBukkitVector()
+                                .toLocation(player.getBukkitPlayer().getWorld()));
+
+                if(optional.isPresent()) {
+                    Block block = optional.get();
+
+                    blockI.add(block.getType());
+                }
+            }
+
+            return blockI;
+        });
+    }
 }

src/main/java/dev/brighten/ac/utils/MovementUtils.java

@@ -20,7 +20,7 @@ public class MovementUtils {
     public static double getJumpHeight(APlayer data) {
         float baseHeight = 0.42f;
 
-        baseHeight+= data.getPotionHandler().getEffectByType(PotionEffectType.JUMP).map(ef -> ef.getAmplifier() + 1)
+        baseHeight+= data.getInfo().groundJumpBoost.map(ef -> ef.getAmplifier() + 1)
                 .orElse(0) * 0.1f;
 
         return baseHeight;