Update upstream(Luminol-lithium-sleeping-block-entity)

gradle.properties

@@ -4,7 +4,7 @@ mcVersion=1.21.8
 release=2
 # 0 for skip release, 1 for pre-release, 2 for release
 
-luminolRef=339614a31138427888df80ea45295d1452ac44b6
+luminolRef=83e11abcac527fcbb589f72ffb3910418a0984d2
 
 org.gradle.configuration-cache=true
 org.gradle.caching=true

lophine-server/luminol-patches/features/0001-Rebrand-to-Lophine.patch

@@ -5,7 +5,7 @@ Subject: [PATCH] Rebrand to Lophine
 
 
 diff --git a/src/main/java/me/earthme/luminol/config/ConfigManager.java b/src/main/java/me/earthme/luminol/config/ConfigManager.java
-index a67fc80eb3182415557b4bdf7f146aefb43103da..52fec4c88fee3c027c954365538516aaa8335c7f 100644
+index 136b9e9c3bcb43698c653060665dc82444e09768..cc2b7b8f897570e5d079f80375c93cf2550df6af 100644
 --- a/src/main/java/me/earthme/luminol/config/ConfigManager.java
 +++ b/src/main/java/me/earthme/luminol/config/ConfigManager.java
 @@ -21,6 +21,7 @@ public class ConfigManager {
@@ -17,11 +17,11 @@ index a67fc80eb3182415557b4bdf7f146aefb43103da..52fec4c88fee3c027c954365538516aa
      }
  
 diff --git a/src/main/java/me/earthme/luminol/config/modules/misc/ServerModNameConfig.java b/src/main/java/me/earthme/luminol/config/modules/misc/ServerModNameConfig.java
-index ded1f0667327a70a923ebda55c41b1c9094d3e37..57ddc0832b919b115b85c81ac30f136e32f1e77e 100644
+index 997bc00dffbf5c15fde610c95527e8013ae57660..d94e11eb9f10c9622052c7b327ccfdf24de6ae73 100644
 --- a/src/main/java/me/earthme/luminol/config/modules/misc/ServerModNameConfig.java
 +++ b/src/main/java/me/earthme/luminol/config/modules/misc/ServerModNameConfig.java
-@@ -6,7 +6,7 @@ import me.earthme.luminol.config.flags.ConfigInfo;
+@@ -8,7 +8,7 @@ import me.earthme.luminol.config.flags.ConfigInfo;
- 
+ @ConfigClassInfo(configAttribution = EnumConfigCategory.MISC, mainName = "server_mod_name")
  public class ServerModNameConfig implements IConfigModule {
      @ConfigInfo(baseName = "name")
 -    public static String serverModName = "Luminol";

lophine-server/luminol-patches/features/0002-Transformed-Configs.patch

@@ -5,26 +5,26 @@ Subject: [PATCH] Transformed Configs
 
 
 diff --git a/src/main/java/me/earthme/luminol/config/modules/experiment/CommandBlockExecutionConfig.java b/src/main/java/me/earthme/luminol/config/modules/experiment/CommandBlockExecutionConfig.java
-index 531214d7ab28ece4bf84e82b39d1c9f983f0fb0c..b68fa0427bb975e91e76f73ab4cc089a424937a3 100644
+index 83d803d7d7f3cecdbcb593da70234aa9dd81a1ff..00ad1597bdb20118d756d9371c0d50890d0a5e8c 100644
 --- a/src/main/java/me/earthme/luminol/config/modules/experiment/CommandBlockExecutionConfig.java
 +++ b/src/main/java/me/earthme/luminol/config/modules/experiment/CommandBlockExecutionConfig.java
-@@ -5,6 +5,7 @@ import me.earthme.luminol.config.IConfigModule;
+@@ -7,6 +7,7 @@ import me.earthme.luminol.config.flags.ConfigInfo;
- import me.earthme.luminol.config.flags.ConfigInfo;
  
+ @ConfigClassInfo(configAttribution = EnumConfigCategory.EXPERIMENT, mainName = "force_enable_command_block_command_execution")
  public class CommandBlockExecutionConfig implements IConfigModule {
 +    @me.earthme.luminol.config.flags.TransformedConfig(name = "command_block_enabled", category = {"experiment", "command"}, originInstance = "lophine")
      @ConfigInfo(baseName = "enabled")
      public static boolean enabled = false;
- 
+ }
 diff --git a/src/main/java/me/earthme/luminol/config/modules/misc/PaperPacketLimiterConfig.java b/src/main/java/me/earthme/luminol/config/modules/misc/PaperPacketLimiterConfig.java
-index c269446dda05cfc848407f80f53820c8fcd0c7b4..e69ffae53aa24496a29a4c4890cdcb366d2bec12 100644
+index 385612dd2e3bd2b4651ccfda41986ff7047067e4..4450ba56a491c15aea6ea9e1fed0e379660fbec5 100644
 --- a/src/main/java/me/earthme/luminol/config/modules/misc/PaperPacketLimiterConfig.java
 +++ b/src/main/java/me/earthme/luminol/config/modules/misc/PaperPacketLimiterConfig.java
-@@ -5,6 +5,7 @@ import me.earthme.luminol.config.IConfigModule;
+@@ -7,6 +7,7 @@ import me.earthme.luminol.config.flags.ConfigInfo;
- import me.earthme.luminol.config.flags.ConfigInfo;
  
+ @ConfigClassInfo(configAttribution = EnumConfigCategory.MISC, mainName = "force_disable_packet_limiter_of_paper")
  public class PaperPacketLimiterConfig implements IConfigModule {
 +    @me.earthme.luminol.config.flags.TransformedConfig(name = "unlimit-packet", category = {"misc", "network"}, originInstance = "lophine")
      @ConfigInfo(baseName = "force_disable")
      public static boolean forceDisable = false;
- 
+ }

lophine-server/minecraft-patches/features/0004-Add-config-to-enable-raytracing-tracker.patch

@@ -18,7 +18,7 @@ index 6868b915bf3deb85783a638d4441a15fea6da2dc..70740381c6501c1a518c52b24381edd1
                      double rangeY = level.paperConfig().entities.trackingRangeY.get(this.entity, -1);
                      if (rangeY != -1) {
 diff --git a/net/minecraft/world/entity/Entity.java b/net/minecraft/world/entity/Entity.java
-index 75f327fff68097c1c9f65767552f686421e1e397..ed7421895311d89ad9726804893eff423868d375 100644
+index 125412d16d1a66dadfe4bbf64629c4052e0c7647..ccb05b6e328a29eea4761721b496ab36ba362361 100644
 --- a/net/minecraft/world/entity/Entity.java
 +++ b/net/minecraft/world/entity/Entity.java
 @@ -147,7 +147,7 @@ import net.minecraft.world.waypoints.WaypointTransmitter;
@@ -30,7 +30,7 @@ index 75f327fff68097c1c9f65767552f686421e1e397..ed7421895311d89ad9726804893eff42
      // CraftBukkit start
      private static final int CURRENT_LEVEL = 2;
      public boolean preserveMotion = true; // Paper - Fix Entity Teleportation and cancel velocity if teleported; keep initial motion on first snapTo
-@@ -6467,4 +6467,46 @@ public abstract class Entity implements SyncedDataHolder, Nameable, EntityAccess
+@@ -6472,4 +6472,46 @@ public abstract class Entity implements SyncedDataHolder, Nameable, EntityAccess
      // Paper end - Expose entity id counter
  
      public boolean shouldTickHot() { return this.tickCount > 20 * 10 && this.isAlive(); } // KioCG

lophine-server/src/main/java/com/logisticscraft/occlusionculling/DataProvider.java

@@ -0,0 +1,34 @@
+package com.logisticscraft.occlusionculling;
+
+import com.logisticscraft.occlusionculling.util.Vec3d;
+
+public interface DataProvider {
+
+    /**
+     * Prepares the requested chunk. Returns true if the chunk is ready, false when
+     * not loaded. Should not reload the chunk when the x and y are the same as the
+     * last request!
+     *
+     * @param chunkX
+     * @param chunkZ
+     * @return
+     */
+    boolean prepareChunk(int chunkX, int chunkZ);
+
+    /**
+     * Location is inside the chunk.
+     *
+     * @param x
+     * @param y
+     * @param z
+     * @return
+     */
+    boolean isOpaqueFullCube(int x, int y, int z);
+
+    default void cleanup() {
+    }
+
+    default void checkingPosition(Vec3d[] targetPoints, int size, Vec3d viewerPosition) {
+    }
+
+}

lophine-server/src/main/java/com/logisticscraft/occlusionculling/OcclusionCullingInstance.java

@@ -0,0 +1,515 @@
+package com.logisticscraft.occlusionculling;
+
+import com.logisticscraft.occlusionculling.cache.ArrayOcclusionCache;
+import com.logisticscraft.occlusionculling.cache.OcclusionCache;
+import com.logisticscraft.occlusionculling.util.MathUtilities;
+import com.logisticscraft.occlusionculling.util.Vec3d;
+
+import java.util.Arrays;
+import java.util.BitSet;
+
+public class OcclusionCullingInstance {
+
+    private static final int ON_MIN_X = 0x01;
+    private static final int ON_MAX_X = 0x02;
+    private static final int ON_MIN_Y = 0x04;
+    private static final int ON_MAX_Y = 0x08;
+    private static final int ON_MIN_Z = 0x10;
+    private static final int ON_MAX_Z = 0x20;
+
+    private final int reach;
+    private final double aabbExpansion;
+    private final DataProvider provider;
+    private final OcclusionCache cache;
+
+    // Reused allocated data structures
+    private final BitSet skipList = new BitSet(); // Grows bigger in case some mod introduces giant hitboxes
+    private final Vec3d[] targetPoints = new Vec3d[15];
+    private final Vec3d targetPos = new Vec3d(0, 0, 0);
+    private final int[] cameraPos = new int[3];
+    private final boolean[] dotselectors = new boolean[14];
+    private boolean allowRayChecks = false;
+    private final int[] lastHitBlock = new int[3];
+    private boolean allowWallClipping = false;
+
+
+    public OcclusionCullingInstance(int maxDistance, DataProvider provider) {
+        this(maxDistance, provider, new ArrayOcclusionCache(maxDistance), 0.5);
+    }
+
+    public OcclusionCullingInstance(int maxDistance, DataProvider provider, OcclusionCache cache, double aabbExpansion) {
+        this.reach = maxDistance;
+        this.provider = provider;
+        this.cache = cache;
+        this.aabbExpansion = aabbExpansion;
+        for (int i = 0; i < targetPoints.length; i++) {
+            targetPoints[i] = new Vec3d(0, 0, 0);
+        }
+    }
+
+    public boolean isAABBVisible(Vec3d aabbMin, Vec3d aabbMax, Vec3d viewerPosition) {
+        try {
+            int maxX = MathUtilities.floor(aabbMax.x
+                    + aabbExpansion);
+            int maxY = MathUtilities.floor(aabbMax.y
+                    + aabbExpansion);
+            int maxZ = MathUtilities.floor(aabbMax.z
+                    + aabbExpansion);
+            int minX = MathUtilities.floor(aabbMin.x
+                    - aabbExpansion);
+            int minY = MathUtilities.floor(aabbMin.y
+                    - aabbExpansion);
+            int minZ = MathUtilities.floor(aabbMin.z
+                    - aabbExpansion);
+
+            cameraPos[0] = MathUtilities.floor(viewerPosition.x);
+            cameraPos[1] = MathUtilities.floor(viewerPosition.y);
+            cameraPos[2] = MathUtilities.floor(viewerPosition.z);
+
+            Relative relX = Relative.from(minX, maxX, cameraPos[0]);
+            Relative relY = Relative.from(minY, maxY, cameraPos[1]);
+            Relative relZ = Relative.from(minZ, maxZ, cameraPos[2]);
+
+            if (relX == Relative.INSIDE && relY == Relative.INSIDE && relZ == Relative.INSIDE) {
+                return true; // We are inside of the AABB, don't cull
+            }
+
+            skipList.clear();
+
+            // Just check the cache first
+            int id = 0;
+            for (int x = minX; x <= maxX; x++) {
+                for (int y = minY; y <= maxY; y++) {
+                    for (int z = minZ; z <= maxZ; z++) {
+                        int cachedValue = getCacheValue(x, y, z);
+
+                        if (cachedValue == 1) {
+                            // non-occluding
+                            return true;
+                        }
+
+                        if (cachedValue != 0) {
+                            // was checked and it wasn't visible
+                            skipList.set(id);
+                        }
+                        id++;
+                    }
+                }
+            }
+
+            // only after the first hit wall the cache becomes valid.
+            allowRayChecks = false;
+
+            // since the cache wasn't helpfull 
+            id = 0;
+            for (int x = minX; x <= maxX; x++) {
+                byte visibleOnFaceX = 0;
+                byte faceEdgeDataX = 0;
+                faceEdgeDataX |= (x == minX) ? ON_MIN_X : 0;
+                faceEdgeDataX |= (x == maxX) ? ON_MAX_X : 0;
+                visibleOnFaceX |= (x == minX && relX == Relative.POSITIVE) ? ON_MIN_X : 0;
+                visibleOnFaceX |= (x == maxX && relX == Relative.NEGATIVE) ? ON_MAX_X : 0;
+                for (int y = minY; y <= maxY; y++) {
+                    byte faceEdgeDataY = faceEdgeDataX;
+                    byte visibleOnFaceY = visibleOnFaceX;
+                    faceEdgeDataY |= (y == minY) ? ON_MIN_Y : 0;
+                    faceEdgeDataY |= (y == maxY) ? ON_MAX_Y : 0;
+                    visibleOnFaceY |= (y == minY && relY == Relative.POSITIVE) ? ON_MIN_Y : 0;
+                    visibleOnFaceY |= (y == maxY && relY == Relative.NEGATIVE) ? ON_MAX_Y : 0;
+                    for (int z = minZ; z <= maxZ; z++) {
+                        byte faceEdgeData = faceEdgeDataY;
+                        byte visibleOnFace = visibleOnFaceY;
+                        faceEdgeData |= (z == minZ) ? ON_MIN_Z : 0;
+                        faceEdgeData |= (z == maxZ) ? ON_MAX_Z : 0;
+                        visibleOnFace |= (z == minZ && relZ == Relative.POSITIVE) ? ON_MIN_Z : 0;
+                        visibleOnFace |= (z == maxZ && relZ == Relative.NEGATIVE) ? ON_MAX_Z : 0;
+                        if (skipList.get(id)) { // was checked and it wasn't visible
+                            id++;
+                            continue;
+                        }
+
+                        if (visibleOnFace != 0) {
+                            targetPos.set(x, y, z);
+                            if (isVoxelVisible(viewerPosition, targetPos, faceEdgeData, visibleOnFace)) {
+                                return true;
+                            }
+                        }
+                        id++;
+                    }
+                }
+            }
+
+            return false;
+        } catch (Throwable t) {
+            // Failsafe
+            t.printStackTrace();
+        }
+        return true;
+    }
+
+    /**
+     * @param viewerPosition
+     * @param position
+     * @param faceData       contains rather this Block is on the outside for a given face
+     * @param visibleOnFace  contains rather a face should be concidered
+     * @return
+     */
+    private boolean isVoxelVisible(Vec3d viewerPosition, Vec3d position, byte faceData, byte visibleOnFace) {
+        int targetSize = 0;
+        Arrays.fill(dotselectors, false);
+        if ((visibleOnFace & ON_MIN_X) == ON_MIN_X) {
+            dotselectors[0] = true;
+            if ((faceData & ~ON_MIN_X) != 0) {
+                dotselectors[1] = true;
+                dotselectors[4] = true;
+                dotselectors[5] = true;
+            }
+            dotselectors[8] = true;
+        }
+        if ((visibleOnFace & ON_MIN_Y) == ON_MIN_Y) {
+            dotselectors[0] = true;
+            if ((faceData & ~ON_MIN_Y) != 0) {
+                dotselectors[3] = true;
+                dotselectors[4] = true;
+                dotselectors[7] = true;
+            }
+            dotselectors[9] = true;
+        }
+        if ((visibleOnFace & ON_MIN_Z) == ON_MIN_Z) {
+            dotselectors[0] = true;
+            if ((faceData & ~ON_MIN_Z) != 0) {
+                dotselectors[1] = true;
+                dotselectors[4] = true;
+                dotselectors[5] = true;
+            }
+            dotselectors[10] = true;
+        }
+        if ((visibleOnFace & ON_MAX_X) == ON_MAX_X) {
+            dotselectors[4] = true;
+            if ((faceData & ~ON_MAX_X) != 0) {
+                dotselectors[5] = true;
+                dotselectors[6] = true;
+                dotselectors[7] = true;
+            }
+            dotselectors[11] = true;
+        }
+        if ((visibleOnFace & ON_MAX_Y) == ON_MAX_Y) {
+            dotselectors[1] = true;
+            if ((faceData & ~ON_MAX_Y) != 0) {
+                dotselectors[2] = true;
+                dotselectors[5] = true;
+                dotselectors[6] = true;
+            }
+            dotselectors[12] = true;
+        }
+        if ((visibleOnFace & ON_MAX_Z) == ON_MAX_Z) {
+            dotselectors[2] = true;
+            if ((faceData & ~ON_MAX_Z) != 0) {
+                dotselectors[3] = true;
+                dotselectors[6] = true;
+                dotselectors[7] = true;
+            }
+            dotselectors[13] = true;
+        }
+
+        if (dotselectors[0]) targetPoints[targetSize++].setAdd(position, 0.05, 0.05, 0.05);
+        if (dotselectors[1]) targetPoints[targetSize++].setAdd(position, 0.05, 0.95, 0.05);
+        if (dotselectors[2]) targetPoints[targetSize++].setAdd(position, 0.05, 0.95, 0.95);
+        if (dotselectors[3]) targetPoints[targetSize++].setAdd(position, 0.05, 0.05, 0.95);
+        if (dotselectors[4]) targetPoints[targetSize++].setAdd(position, 0.95, 0.05, 0.05);
+        if (dotselectors[5]) targetPoints[targetSize++].setAdd(position, 0.95, 0.95, 0.05);
+        if (dotselectors[6]) targetPoints[targetSize++].setAdd(position, 0.95, 0.95, 0.95);
+        if (dotselectors[7]) targetPoints[targetSize++].setAdd(position, 0.95, 0.05, 0.95);
+        // middle points
+        if (dotselectors[8]) targetPoints[targetSize++].setAdd(position, 0.05, 0.5, 0.5);
+        if (dotselectors[9]) targetPoints[targetSize++].setAdd(position, 0.5, 0.05, 0.5);
+        if (dotselectors[10]) targetPoints[targetSize++].setAdd(position, 0.5, 0.5, 0.05);
+        if (dotselectors[11]) targetPoints[targetSize++].setAdd(position, 0.95, 0.5, 0.5);
+        if (dotselectors[12]) targetPoints[targetSize++].setAdd(position, 0.5, 0.95, 0.5);
+        if (dotselectors[13]) targetPoints[targetSize++].setAdd(position, 0.5, 0.5, 0.95);
+
+        return isVisible(viewerPosition, targetPoints, targetSize);
+    }
+
+    private boolean rayIntersection(int[] b, Vec3d rayOrigin, Vec3d rayDir) {
+        Vec3d rInv = new Vec3d(1, 1, 1).div(rayDir);
+
+        double t1 = (b[0] - rayOrigin.x) * rInv.x;
+        double t2 = (b[0] + 1 - rayOrigin.x) * rInv.x;
+        double t3 = (b[1] - rayOrigin.y) * rInv.y;
+        double t4 = (b[1] + 1 - rayOrigin.y) * rInv.y;
+        double t5 = (b[2] - rayOrigin.z) * rInv.z;
+        double t6 = (b[2] + 1 - rayOrigin.z) * rInv.z;
+
+        double tmin = Math.max(Math.max(Math.min(t1, t2), Math.min(t3, t4)), Math.min(t5, t6));
+        double tmax = Math.min(Math.min(Math.max(t1, t2), Math.max(t3, t4)), Math.max(t5, t6));
+
+        // if tmax > 0, ray (line) is intersecting AABB, but the whole AABB is behind us
+        if (tmax > 0) {
+            return false;
+        }
+
+        // if tmin > tmax, ray doesn't intersect AABB
+        if (tmin > tmax) {
+            return false;
+        }
+
+        return true;
+    }
+
+    /**
+     * returns the grid cells that intersect with this Vec3d<br>
+     * <a href=
+     * "http://playtechs.blogspot.de/2007/03/raytracing-on-grid.html">http://playtechs.blogspot.de/2007/03/raytracing-on-grid.html</a>
+     * <p>
+     * Caching assumes that all Vec3d's are inside the same block
+     */
+    private boolean isVisible(Vec3d start, Vec3d[] targets, int size) {
+        // start cell coordinate
+        int x = cameraPos[0];
+        int y = cameraPos[1];
+        int z = cameraPos[2];
+
+        for (int v = 0; v < size; v++) {
+            // ray-casting target
+            Vec3d target = targets[v];
+
+            double relativeX = start.x - target.getX();
+            double relativeY = start.y - target.getY();
+            double relativeZ = start.z - target.getZ();
+
+            if (allowRayChecks && rayIntersection(lastHitBlock, start, new Vec3d(relativeX, relativeY, relativeZ).normalize())) {
+                continue;
+            }
+
+            // horizontal and vertical cell amount spanned
+            double dimensionX = Math.abs(relativeX);
+            double dimensionY = Math.abs(relativeY);
+            double dimensionZ = Math.abs(relativeZ);
+
+            // distance between horizontal intersection points with cell border as a
+            // fraction of the total Vec3d length
+            double dimFracX = 1f / dimensionX;
+            // distance between vertical intersection points with cell border as a fraction
+            // of the total Vec3d length
+            double dimFracY = 1f / dimensionY;
+            double dimFracZ = 1f / dimensionZ;
+
+            // total amount of intersected cells
+            int intersectCount = 1;
+
+            // 1, 0 or -1
+            // determines the direction of the next cell (horizontally / vertically)
+            int x_inc, y_inc, z_inc;
+
+            // the distance to the next horizontal / vertical intersection point with a cell
+            // border as a fraction of the total Vec3d length
+            double t_next_y, t_next_x, t_next_z;
+
+            if (dimensionX == 0f) {
+                x_inc = 0;
+                t_next_x = dimFracX; // don't increment horizontally because the Vec3d is perfectly vertical
+            } else if (target.x > start.x) {
+                x_inc = 1; // target point is horizontally greater than starting point so increment every
+                // step by 1
+                intersectCount += MathUtilities.floor(target.x) - x; // increment total amount of intersecting cells
+                t_next_x = (float) ((x + 1 - start.x) * dimFracX); // calculate the next horizontal
+                // intersection
+                // point based on the position inside
+                // the first cell
+            } else {
+                x_inc = -1; // target point is horizontally smaller than starting point so reduce every step
+                // by 1
+                intersectCount += x - MathUtilities.floor(target.x); // increment total amount of intersecting cells
+                t_next_x = (float) ((start.x - x)
+                        * dimFracX); // calculate the next horizontal
+                // intersection point
+                // based on the position inside
+                // the first cell
+            }
+
+            if (dimensionY == 0f) {
+                y_inc = 0;
+                t_next_y = dimFracY; // don't increment vertically because the Vec3d is perfectly horizontal
+            } else if (target.y > start.y) {
+                y_inc = 1; // target point is vertically greater than starting point so increment every
+                // step by 1
+                intersectCount += MathUtilities.floor(target.y) - y; // increment total amount of intersecting cells
+                t_next_y = (float) ((y + 1 - start.y)
+                        * dimFracY); // calculate the next vertical
+                // intersection
+                // point based on the position inside
+                // the first cell
+            } else {
+                y_inc = -1; // target point is vertically smaller than starting point so reduce every step
+                // by 1
+                intersectCount += y - MathUtilities.floor(target.y); // increment total amount of intersecting cells
+                t_next_y = (float) ((start.y - y)
+                        * dimFracY); // calculate the next vertical intersection
+                // point
+                // based on the position inside
+                // the first cell
+            }
+
+            if (dimensionZ == 0f) {
+                z_inc = 0;
+                t_next_z = dimFracZ; // don't increment vertically because the Vec3d is perfectly horizontal
+            } else if (target.z > start.z) {
+                z_inc = 1; // target point is vertically greater than starting point so increment every
+                // step by 1
+                intersectCount += MathUtilities.floor(target.z) - z; // increment total amount of intersecting cells
+                t_next_z = (float) ((z + 1 - start.z)
+                        * dimFracZ); // calculate the next vertical
+                // intersection
+                // point based on the position inside
+                // the first cell
+            } else {
+                z_inc = -1; // target point is vertically smaller than starting point so reduce every step
+                // by 1
+                intersectCount += z - MathUtilities.floor(target.z); // increment total amount of intersecting cells
+                t_next_z = (float) ((start.z - z)
+                        * dimFracZ); // calculate the next vertical intersection
+                // point
+                // based on the position inside
+                // the first cell
+            }
+
+            boolean finished = stepRay(start, x, y, z,
+                    dimFracX, dimFracY, dimFracZ, intersectCount, x_inc, y_inc,
+                    z_inc, t_next_y, t_next_x, t_next_z);
+            provider.cleanup();
+            if (finished) {
+                cacheResult(targets[0], true);
+                return true;
+            } else {
+                allowRayChecks = true;
+            }
+        }
+        cacheResult(targets[0], false);
+        return false;
+    }
+
+    private boolean stepRay(Vec3d start, int currentX, int currentY,
+                            int currentZ, double distInX, double distInY,
+                            double distInZ, int n, int x_inc, int y_inc,
+                            int z_inc, double t_next_y, double t_next_x,
+                            double t_next_z) {
+        allowWallClipping = true; // initially allow rays to go through walls till they are on the outside
+        // iterate through all intersecting cells (n times)
+        for (; n > 1; n--) { // n-1 times because we don't want to check the last block
+            // towards - where from
+
+
+            // get cached value, 0 means uncached (default)
+            int cVal = getCacheValue(currentX, currentY, currentZ);
+
+            if (cVal == 2 && !allowWallClipping) {
+                // block cached as occluding, stop ray
+                lastHitBlock[0] = currentX;
+                lastHitBlock[1] = currentY;
+                lastHitBlock[2] = currentZ;
+                return false;
+            }
+
+            if (cVal == 0) {
+                // save current cell
+                int chunkX = currentX >> 4;
+                int chunkZ = currentZ >> 4;
+
+                if (!provider.prepareChunk(chunkX, chunkZ)) { // Chunk not ready
+                    return false;
+                }
+
+                if (provider.isOpaqueFullCube(currentX, currentY, currentZ)) {
+                    if (!allowWallClipping) {
+                        cache.setLastHidden();
+                        lastHitBlock[0] = currentX;
+                        lastHitBlock[1] = currentY;
+                        lastHitBlock[2] = currentZ;
+                        return false;
+                    }
+                } else {
+                    // outside of wall, now clipping is not allowed
+                    allowWallClipping = false;
+                    cache.setLastVisible();
+                }
+            }
+
+            if (cVal == 1) {
+                // outside of wall, now clipping is not allowed
+                allowWallClipping = false;
+            }
+
+
+            if (t_next_y < t_next_x && t_next_y < t_next_z) { // next cell is upwards/downwards because the distance to
+                // the next vertical
+                // intersection point is smaller than to the next horizontal intersection point
+                currentY += y_inc; // move up/down
+                t_next_y += distInY; // update next vertical intersection point
+            } else if (t_next_x < t_next_y && t_next_x < t_next_z) { // next cell is right/left
+                currentX += x_inc; // move right/left
+                t_next_x += distInX; // update next horizontal intersection point
+            } else {
+                currentZ += z_inc; // move right/left
+                t_next_z += distInZ; // update next horizontal intersection point
+            }
+
+        }
+        return true;
+    }
+
+    // -1 = invalid location, 0 = not checked yet, 1 = visible, 2 = occluding
+    private int getCacheValue(int x, int y, int z) {
+        x -= cameraPos[0];
+        y -= cameraPos[1];
+        z -= cameraPos[2];
+        if (Math.abs(x) > reach - 2 || Math.abs(y) > reach - 2
+                || Math.abs(z) > reach - 2) {
+            return -1;
+        }
+
+        // check if target is already known
+        return cache.getState(x + reach, y + reach, z + reach);
+    }
+
+
+    private void cacheResult(int x, int y, int z, boolean result) {
+        int cx = x - cameraPos[0] + reach;
+        int cy = y - cameraPos[1] + reach;
+        int cz = z - cameraPos[2] + reach;
+        if (result) {
+            cache.setVisible(cx, cy, cz);
+        } else {
+            cache.setHidden(cx, cy, cz);
+        }
+    }
+
+    private void cacheResult(Vec3d vector, boolean result) {
+        int cx = MathUtilities.floor(vector.x) - cameraPos[0] + reach;
+        int cy = MathUtilities.floor(vector.y) - cameraPos[1] + reach;
+        int cz = MathUtilities.floor(vector.z) - cameraPos[2] + reach;
+        if (result) {
+            cache.setVisible(cx, cy, cz);
+        } else {
+            cache.setHidden(cx, cy, cz);
+        }
+    }
+
+    public void resetCache() {
+        this.cache.resetCache();
+    }
+
+    private enum Relative {
+        INSIDE, POSITIVE, NEGATIVE;
+
+        public static Relative from(int min, int max, int pos) {
+            if (max > pos && min > pos) {
+                return POSITIVE;
+            } else if (min < pos && max < pos) {
+                return NEGATIVE;
+            }
+            return INSIDE;
+        }
+    }
+
+}

lophine-server/src/main/java/com/logisticscraft/occlusionculling/cache/ArrayOcclusionCache.java

@@ -0,0 +1,57 @@
+package com.logisticscraft.occlusionculling.cache;
+
+import java.util.Arrays;
+
+public class ArrayOcclusionCache implements OcclusionCache {
+
+    private final int reachX2;
+    private final byte[] cache;
+    private int positionKey;
+    private int entry;
+    private int offset;
+
+    public ArrayOcclusionCache(int reach) {
+        this.reachX2 = reach * 2;
+        this.cache = new byte[(reachX2 * reachX2 * reachX2) / 4];
+    }
+
+    @Override
+    public void resetCache() {
+        Arrays.fill(cache, (byte) 0);
+    }
+
+    @Override
+    public void setVisible(int x, int y, int z) {
+        positionKey = x + y * reachX2 + z * reachX2 * reachX2;
+        entry = positionKey / 4;
+        offset = (positionKey % 4) * 2;
+        cache[entry] |= 1 << offset;
+    }
+
+    @Override
+    public void setHidden(int x, int y, int z) {
+        positionKey = x + y * reachX2 + z * reachX2 * reachX2;
+        entry = positionKey / 4;
+        offset = (positionKey % 4) * 2;
+        cache[entry] |= 1 << offset + 1;
+    }
+
+    @Override
+    public int getState(int x, int y, int z) {
+        positionKey = x + y * reachX2 + z * reachX2 * reachX2;
+        entry = positionKey / 4;
+        offset = (positionKey % 4) * 2;
+        return cache[entry] >> offset & 3;
+    }
+
+    @Override
+    public void setLastVisible() {
+        cache[entry] |= 1 << offset;
+    }
+
+    @Override
+    public void setLastHidden() {
+        cache[entry] |= 1 << offset + 1;
+    }
+
+}

lophine-server/src/main/java/com/logisticscraft/occlusionculling/cache/OcclusionCache.java

@@ -0,0 +1,17 @@
+package com.logisticscraft.occlusionculling.cache;
+
+public interface OcclusionCache {
+
+    void resetCache();
+
+    void setVisible(int x, int y, int z);
+
+    void setHidden(int x, int y, int z);
+
+    int getState(int x, int y, int z);
+
+    void setLastHidden();
+
+    void setLastVisible();
+
+}

lophine-server/src/main/java/com/logisticscraft/occlusionculling/util/MathUtilities.java

@@ -0,0 +1,25 @@
+package com.logisticscraft.occlusionculling.util;
+
+/**
+ * Contains MathHelper methods
+ */
+public final class MathUtilities {
+
+    private MathUtilities() {
+    }
+
+    public static int floor(double d) {
+        int i = (int) d;
+        return d < (double) i ? i - 1 : i;
+    }
+
+    public static int fastFloor(double d) {
+        return (int) (d + 1024.0) - 1024;
+    }
+
+    public static int ceil(double d) {
+        int i = (int) d;
+        return d > (double) i ? i + 1 : i;
+    }
+
+}

lophine-server/src/main/java/com/logisticscraft/occlusionculling/util/Vec3d.java

@@ -0,0 +1,87 @@
+package com.logisticscraft.occlusionculling.util;
+
+public class Vec3d {
+
+    public double x;
+    public double y;
+    public double z;
+
+    public Vec3d(double x, double y, double z) {
+        this.x = x;
+        this.y = y;
+        this.z = z;
+    }
+
+    public double getX() {
+        return x;
+    }
+
+    public double getY() {
+        return y;
+    }
+
+    public double getZ() {
+        return z;
+    }
+
+    public void set(double x, double y, double z) {
+        this.x = x;
+        this.y = y;
+        this.z = z;
+    }
+
+    public void setAdd(Vec3d vec, double x, double y, double z) {
+        this.x = vec.x + x;
+        this.y = vec.y + y;
+        this.z = vec.z + z;
+    }
+
+    public Vec3d div(Vec3d rayDir) {
+        this.x /= rayDir.x;
+        this.z /= rayDir.z;
+        this.y /= rayDir.y;
+        return this;
+    }
+
+    public Vec3d normalize() {
+        double mag = Math.sqrt(x * x + y * y + z * z);
+        this.x /= mag;
+        this.y /= mag;
+        this.z /= mag;
+        return this;
+    }
+
+    public boolean equals(Object other) {
+        if (this == other) {
+            return true;
+        }
+        if (!(other instanceof Vec3d)) {
+            return false;
+        }
+        Vec3d vec3d = (Vec3d) other;
+        if (Double.compare(vec3d.x, x) != 0) {
+            return false;
+        }
+        if (Double.compare(vec3d.y, y) != 0) {
+            return false;
+        }
+        return Double.compare(vec3d.z, z) == 0;
+    }
+
+    @Override
+    public int hashCode() {
+        long l = Double.doubleToLongBits(x);
+        int i = (int) (l ^ l >>> 32);
+        l = Double.doubleToLongBits(y);
+        i = 31 * i + (int) (l ^ l >>> 32);
+        l = Double.doubleToLongBits(z);
+        i = 31 * i + (int) (l ^ l >>> 32);
+        return i;
+    }
+
+    @Override
+    public String toString() {
+        return "(" + x + ", " + y + ", " + z + ")";
+    }
+
+}

lophine-server/src/main/java/fun/bm/lophine/config/modules/experiment/CommandConfig.java

@@ -2,8 +2,10 @@ package fun.bm.lophine.config.modules.experiment;
 
 import me.earthme.luminol.config.EnumConfigCategory;
 import me.earthme.luminol.config.IConfigModule;
+import me.earthme.luminol.config.flags.ConfigClassInfo;
 import me.earthme.luminol.config.flags.ConfigInfo;
 
+@ConfigClassInfo(configAttribution = EnumConfigCategory.EXPERIMENT, mainName = "command")
 public class CommandConfig implements IConfigModule {
     @ConfigInfo(baseName = "tick_command_enabled", comments =
             """
@@ -15,14 +17,4 @@ public class CommandConfig implements IConfigModule {
                     Allow to use datapack command
                         --- datapack hot-update unsupported, please restart server""")
     public static boolean datapack = false;
-
-    @Override
-    public EnumConfigCategory getCategory() {
-        return EnumConfigCategory.EXPERIMENT;
-    }
-
-    @Override
-    public String getBaseName() {
-        return "command";
-    }
 }

lophine-server/src/main/java/fun/bm/lophine/config/modules/experiment/EntityDamageSourceTraceConfig.java

@@ -2,21 +2,13 @@ package fun.bm.lophine.config.modules.experiment;
 
 import me.earthme.luminol.config.EnumConfigCategory;
 import me.earthme.luminol.config.IConfigModule;
+import me.earthme.luminol.config.flags.ConfigClassInfo;
 import me.earthme.luminol.config.flags.ConfigInfo;
 
+@ConfigClassInfo(configAttribution = EnumConfigCategory.EXPERIMENT, mainName = "entity_damage_source_trace")
 public class EntityDamageSourceTraceConfig implements IConfigModule {
     @ConfigInfo(baseName = "enabled", comments =
             """
                     Allow trace damage source cross different Region Scheduler.""")
     public static boolean enabled = false;
-
-    @Override
-    public EnumConfigCategory getCategory() {
-        return EnumConfigCategory.EXPERIMENT;
-    }
-
-    @Override
-    public String getBaseName() {
-        return "entity_damage_source_trace";
-    }
 }

lophine-server/src/main/java/fun/bm/lophine/config/modules/experiment/RayTrackingEntityTrackerConfig.java

@@ -2,8 +2,10 @@ package fun.bm.lophine.config.modules.experiment;
 
 import me.earthme.luminol.config.EnumConfigCategory;
 import me.earthme.luminol.config.IConfigModule;
+import me.earthme.luminol.config.flags.ConfigClassInfo;
 import me.earthme.luminol.config.flags.ConfigInfo;
 
+@ConfigClassInfo(configAttribution = EnumConfigCategory.EXPERIMENT, mainName = "ray_tracking_entity_tracker")
 public class RayTrackingEntityTrackerConfig implements IConfigModule {
     @ConfigInfo(baseName = "enabled")
     public static boolean enabled = false;
@@ -15,14 +17,4 @@ public class RayTrackingEntityTrackerConfig implements IConfigModule {
     public static int tracingDistance = 48;
     @ConfigInfo(baseName = "hitbox_limit")
     public static int hitboxLimit = 50;
-
-    @Override
-    public EnumConfigCategory getCategory() {
-        return EnumConfigCategory.EXPERIMENT;
-    }
-
-    @Override
-    public String getBaseName() {
-        return "ray_tracking_entity_tracker";
-    }
 }

lophine-server/src/main/java/fun/bm/lophine/config/modules/experiment/WaypointConfig.java

@@ -2,23 +2,15 @@ package fun.bm.lophine.config.modules.experiment;
 
 import me.earthme.luminol.config.EnumConfigCategory;
 import me.earthme.luminol.config.IConfigModule;
+import me.earthme.luminol.config.flags.ConfigClassInfo;
 import me.earthme.luminol.config.flags.ConfigInfo;
 import me.earthme.luminol.config.flags.TransformedConfig;
 
+@ConfigClassInfo(configAttribution = EnumConfigCategory.EXPERIMENT, mainName = "waypoint_bar")
 public class WaypointConfig implements IConfigModule {
     @TransformedConfig(name = "enable-waypoint", category = {"experiment", "waypoint bar"})
     @ConfigInfo(baseName = "enabled", comments =
             """
                     Enable waypoint bar unsafe""")
     public static boolean forceEnableWaypointUnsafe = false;
-
-    @Override
-    public EnumConfigCategory getCategory() {
-        return EnumConfigCategory.EXPERIMENT;
-    }
-
-    @Override
-    public String getBaseName() {
-        return "waypoint_bar";
-    }
 }

lophine-server/src/main/java/fun/bm/lophine/config/modules/misc/ContainerExpansionConfig.java

@@ -2,8 +2,10 @@ package fun.bm.lophine.config.modules.misc;
 
 import me.earthme.luminol.config.EnumConfigCategory;
 import me.earthme.luminol.config.IConfigModule;
+import me.earthme.luminol.config.flags.ConfigClassInfo;
 import me.earthme.luminol.config.flags.ConfigInfo;
 
+@ConfigClassInfo(configAttribution = EnumConfigCategory.MISC, mainName = "container_expansion")
 public class ContainerExpansionConfig implements IConfigModule {
     @ConfigInfo(baseName = "barrel_rows", comments =
             """
@@ -22,14 +24,4 @@ public class ContainerExpansionConfig implements IConfigModule {
 
     @ConfigInfo(baseName = "same_nbt_shulker_stackable")
     public static boolean nbtShulkerStackable = false;
-
-    @Override
-    public EnumConfigCategory getCategory() {
-        return EnumConfigCategory.MISC;
-    }
-
-    @Override
-    public String getBaseName() {
-        return "container_expansion";
-    }
 }

lophine-server/src/main/java/fun/bm/lophine/config/modules/misc/DisableCheckConfig.java

@@ -2,8 +2,10 @@ package fun.bm.lophine.config.modules.misc;
 
 import me.earthme.luminol.config.EnumConfigCategory;
 import me.earthme.luminol.config.IConfigModule;
+import me.earthme.luminol.config.flags.ConfigClassInfo;
 import me.earthme.luminol.config.flags.ConfigInfo;
 
+@ConfigClassInfo(configAttribution = EnumConfigCategory.MISC, mainName = "disable_check")
 public class DisableCheckConfig implements IConfigModule {
     @ConfigInfo(baseName = "disable-op-move-check", comments = """
             Disable the check for the operator's move check""")
@@ -12,14 +14,4 @@ public class DisableCheckConfig implements IConfigModule {
     @ConfigInfo(baseName = "disable-op-fly-check", comments = """
             Disable the check for the operator's fly check""")
     public static boolean disableOpFlyCheck = false;
-
-    @Override
-    public EnumConfigCategory getCategory() {
-        return EnumConfigCategory.MISC;
-    }
-
-    @Override
-    public String getBaseName() {
-        return "disable-check";
-    }
 }

lophine-server/src/main/java/fun/bm/lophine/config/modules/misc/OldFeatureConfig.java

@@ -2,9 +2,11 @@ package fun.bm.lophine.config.modules.misc;
 
 import me.earthme.luminol.config.EnumConfigCategory;
 import me.earthme.luminol.config.IConfigModule;
+import me.earthme.luminol.config.flags.ConfigClassInfo;
 import me.earthme.luminol.config.flags.ConfigInfo;
 import me.earthme.luminol.config.flags.TransformedConfig;
 
+@ConfigClassInfo(configAttribution = EnumConfigCategory.MISC, mainName = "old_feature")
 public class OldFeatureConfig implements IConfigModule {
     @ConfigInfo(baseName = "spawn_invulnerable_time")
     public static boolean spawnInvulnerableTime = false;
@@ -18,14 +20,4 @@ public class OldFeatureConfig implements IConfigModule {
     @TransformedConfig(name = "give_bad_omen_when_kill_raid_captain", category = {"misc", "revert_raid_changes"}, transformComments = false)
     @ConfigInfo(baseName = "old_raid_behavior")
     public static boolean oldRaidBehavior = false;
-
-    @Override
-    public EnumConfigCategory getCategory() {
-        return EnumConfigCategory.MISC;
-    }
-
-    @Override
-    public String getBaseName() {
-        return "old-feature";
-    }
 }

lophine-server/src/main/java/fun/bm/lophine/config/modules/misc/RedStoneConfig.java

@@ -2,23 +2,15 @@ package fun.bm.lophine.config.modules.misc;
 
 import me.earthme.luminol.config.EnumConfigCategory;
 import me.earthme.luminol.config.IConfigModule;
+import me.earthme.luminol.config.flags.ConfigClassInfo;
 import me.earthme.luminol.config.flags.ConfigInfo;
 import me.earthme.luminol.config.flags.TransformedConfig;
 
+@ConfigClassInfo(configAttribution = EnumConfigCategory.MISC, mainName = "redstone")
 public class RedStoneConfig implements IConfigModule {
     @TransformedConfig(name = "allow_skip_cooldown", category = {"misc", "redstone"})
     @ConfigInfo(baseName = "shears_rotate", comments =
             """
                     Allows you to use the Shears to right-click to rotate the block.""")
     public static boolean shears = false;
-
-    @Override
-    public EnumConfigCategory getCategory() {
-        return EnumConfigCategory.MISC;
-    }
-
-    @Override
-    public String getBaseName() {
-        return "redstone";
-    }
 }

lophine-server/src/main/java/fun/bm/lophine/config/modules/misc/SurvuxProtocolConfig.java

@@ -2,10 +2,12 @@ package fun.bm.lophine.config.modules.misc;
 
 import me.earthme.luminol.config.EnumConfigCategory;
 import me.earthme.luminol.config.IConfigModule;
+import me.earthme.luminol.config.flags.ConfigClassInfo;
 import me.earthme.luminol.config.flags.ConfigInfo;
 
 import java.util.List;
 
+@ConfigClassInfo(configAttribution = EnumConfigCategory.MISC, mainName = "survux_protocol")
 public class SurvuxProtocolConfig implements IConfigModule {
     @ConfigInfo(baseName = "entity-protocol")
     public static boolean entityProtocol = false;
@@ -33,14 +35,4 @@ public class SurvuxProtocolConfig implements IConfigModule {
 
     @ConfigInfo(baseName = "litematics-max-nbt-size")
     public static int litematicsMaxNbtSize = 2097152;
-
-    @Override
-    public EnumConfigCategory getCategory() {
-        return EnumConfigCategory.MISC;
-    }
-
-    @Override
-    public String getBaseName() {
-        return "servux-protocol";
-    }
 }

lophine-server/src/main/java/fun/bm/lophine/config/modules/misc/VillagerConfig.java

@@ -2,22 +2,16 @@ package fun.bm.lophine.config.modules.misc;
 
 import me.earthme.luminol.config.EnumConfigCategory;
 import me.earthme.luminol.config.IConfigModule;
+import me.earthme.luminol.config.flags.ConfigClassInfo;
 import me.earthme.luminol.config.flags.ConfigInfo;
+import me.earthme.luminol.config.flags.TransformedConfig;
 
+@ConfigClassInfo(configAttribution = EnumConfigCategory.MISC, mainName = "villager")
 public class VillagerConfig implements IConfigModule {
+    @TransformedConfig(name = "villager-infinite-trade", category = {"misc", "villager-config"})
     @ConfigInfo(baseName = "villager-infinite-trade", comments =
             """
                     Allow villager infinite trade (limit of 524288 times)
                         ---- we won't edit saved data, only edit in send data to client.""")
     public static boolean villagerInfiniteTrade = false;
-
-    @Override
-    public EnumConfigCategory getCategory() {
-        return EnumConfigCategory.MISC;
-    }
-
-    @Override
-    public String getBaseName() {
-        return "villager-config";
-    }
 }

lophine-server/src/main/java/fun/bm/lophine/config/modules/optimizations/LanguageConfig.java

@@ -2,21 +2,13 @@ package fun.bm.lophine.config.modules.optimizations;
 
 import me.earthme.luminol.config.EnumConfigCategory;
 import me.earthme.luminol.config.IConfigModule;
+import me.earthme.luminol.config.flags.ConfigClassInfo;
 import me.earthme.luminol.config.flags.ConfigInfo;
 
+@ConfigClassInfo(configAttribution = EnumConfigCategory.OPTIMIZATIONS, mainName = "language")
 public class LanguageConfig implements IConfigModule {
     @ConfigInfo(baseName = "lang", comments = """
             Please use the key from https://minecraft.wiki/w/Language
             Sample of format: en_us zh_cn zh_hk zh_tw""")
     public static String lang = "en_us";
-
-    @Override
-    public EnumConfigCategory getCategory() {
-        return EnumConfigCategory.OPTIMIZATIONS;
-    }
-
-    @Override
-    public String getBaseName() {
-        return "language";
-    }
 }

lophine-server/src/main/java/fun/bm/lophine/config/modules/removed/RemovedConfig.java

@@ -2,9 +2,11 @@ package fun.bm.lophine.config.modules.removed;
 
 import me.earthme.luminol.config.EnumConfigCategory;
 import me.earthme.luminol.config.IConfigModule;
+import me.earthme.luminol.config.flags.ConfigClassInfo;
 import me.earthme.luminol.config.flags.ConfigInfo;
 import me.earthme.luminol.config.flags.TransformedConfig;
 
+@ConfigClassInfo(configAttribution = EnumConfigCategory.REMOVED, mainName = "removed_config")
 public class RemovedConfig implements IConfigModule {
     @TransformedConfig(name = "disable_end_crystal_check", category = {"fixes", "end_crystal"}, transform = false)
     @TransformedConfig(name = "disable_end_crystal_check", category = {"misc", "end_crystal"}, transform = false)
@@ -21,14 +23,4 @@ public class RemovedConfig implements IConfigModule {
             """
                     RemovedConfig redirect to here, no any function.""")
     public static boolean enabled = true;
-
-    @Override
-    public EnumConfigCategory getCategory() {
-        return EnumConfigCategory.REMOVED;
-    }
-
-    @Override
-    public String getBaseName() {
-        return "removed_config";
-    }
 }