Merge pull request #6 from OmeWillem/custom-entity

Willem's update

common/src/main/java/me/zimzaza4/geyserutils/common/packet/BundlePacket.java

@@ -0,0 +1,20 @@
+package me.zimzaza4.geyserutils.common.packet;
+
+import lombok.*;
+
+import java.util.ArrayList;
+import java.util.List;
+
+@AllArgsConstructor
+@NoArgsConstructor
+@Getter
+@Setter
+public class BundlePacket extends CustomPayloadPacket {
+
+    private List<CustomPayloadPacket> packets = new ArrayList<>();
+
+    public void addPacket(CustomPayloadPacket packet) {
+        this.packets.add(packet);
+    }
+
+}

common/src/main/java/me/zimzaza4/geyserutils/common/packet/CustomEntityDataPacket.java

@@ -5,6 +5,8 @@ import lombok.Getter;
 import lombok.NoArgsConstructor;
 import lombok.Setter;
 
+import java.awt.*;
+
 @AllArgsConstructor
 @NoArgsConstructor
 @Getter
@@ -17,4 +19,6 @@ public class CustomEntityDataPacket extends CustomPayloadPacket {
 
     private Float scale;
 
+    private Integer color;
+
 }

common/src/main/java/me/zimzaza4/geyserutils/common/packet/EntityPropertyPacket.java

@@ -0,0 +1,18 @@
+package me.zimzaza4.geyserutils.common.packet;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+
+@Setter
+@Getter
+@AllArgsConstructor
+@NoArgsConstructor
+public class EntityPropertyPacket<T> extends CustomPayloadPacket {
+    private int entityId;
+
+    private String identifier;
+    private T value;
+
+}

common/src/main/java/me/zimzaza4/geyserutils/common/packet/EntityPropertyRegisterPacket.java

@@ -0,0 +1,18 @@
+package me.zimzaza4.geyserutils.common.packet;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+
+@Setter
+@Getter
+@AllArgsConstructor
+@NoArgsConstructor
+public class EntityPropertyRegisterPacket extends CustomPayloadPacket {
+    private int entityId;
+
+    private String identifier;
+    private Class<?> type;
+
+}

geyser/src/main/java/me/zimzaza4/geyserutils/geyser/GeyserUtils.java

@@ -21,7 +21,9 @@ import me.zimzaza4.geyserutils.geyser.replace.JavaAddEntityTranslatorReplace;
 import me.zimzaza4.geyserutils.geyser.scoreboard.EntityScoreboard;
 import me.zimzaza4.geyserutils.geyser.translator.NPCFormResponseTranslator;
 import me.zimzaza4.geyserutils.geyser.util.Converter;
+import me.zimzaza4.geyserutils.geyser.util.DeltaUtils;
 import me.zimzaza4.geyserutils.geyser.util.ReflectionUtils;
+import net.kyori.adventure.text.format.TextColor;
 import org.cloudburstmc.math.vector.Vector3f;
 import org.cloudburstmc.nbt.NbtMap;
 import org.cloudburstmc.nbt.NbtType;
@@ -44,6 +46,7 @@ import org.geysermc.geyser.api.skin.Skin;
 import org.geysermc.geyser.api.skin.SkinData;
 import org.geysermc.geyser.api.skin.SkinGeometry;
 import org.geysermc.geyser.entity.EntityDefinition;
+import org.geysermc.geyser.entity.properties.GeyserEntityProperties;
 import org.geysermc.geyser.entity.type.Entity;
 import org.geysermc.geyser.entity.type.player.PlayerEntity;
 import org.geysermc.geyser.inventory.GeyserItemStack;
@@ -63,6 +66,7 @@ import org.geysermc.mcprotocollib.protocol.packet.ingame.clientbound.level.Clien
 import org.jetbrains.annotations.NotNull;
 
 import javax.imageio.ImageIO;
+import java.awt.*;
 import java.io.ByteArrayInputStream;
 import java.io.File;
 import java.io.FileReader;
@@ -70,6 +74,7 @@ import java.io.IOException;
 import java.nio.charset.StandardCharsets;
 import java.nio.file.Files;
 import java.util.*;
+import java.util.List;
 import java.util.concurrent.*;
 
 public class GeyserUtils implements Extension {
@@ -93,13 +98,19 @@ public class GeyserUtils implements Extension {
     public static ItemParticlesMappings particlesMappings = new ItemParticlesMappings();
     static Cape EMPTY_CAPE = new Cape("", "no-cape", new byte[0], true);
 
-
-
     public static final ScheduledExecutorService scheduler = Executors.newScheduledThreadPool(2);
 
+    private static final Map<String, List<Map.Entry<String, Class<?>>>> properties = new HashMap<>();
+
+    @Getter
+    private static GeyserUtils instance;
+
+    public GeyserUtils() {
+        instance = this;
+    }
+
     @Subscribe
     public void onEnable(GeyserPostInitializeEvent event) {
-
         Registries.BEDROCK_PACKET_TRANSLATORS.register(NpcRequestPacket.class, new NPCFormResponseTranslator());
         loadSkins();
         ReflectionUtils.init();
@@ -114,6 +125,60 @@ public class GeyserUtils implements Extension {
         particlesMappings.read(dataFolder().resolve("item_particles_mappings.json"));
     }
 
+    // the static here is crazy ;(
+    private static GeyserEntityProperties getProperties(String id) {
+        if (!properties.containsKey(id)) return null;
+
+        GeyserEntityProperties.Builder builder = new GeyserEntityProperties.Builder();
+        List<Map.Entry<String, Class<?>>> pairs = properties.get(id);
+        pairs.forEach(p -> {
+            // only bool, float and int support for now
+            if (p.getValue() == Boolean.class) builder.addBoolean(p.getKey());
+            else if (p.getValue() == Float.class) builder.addBoolean(p.getKey());
+            else if (p.getValue() == Integer.class) builder.addBoolean(p.getKey());
+            else instance.logger().info("Found unknown property: " + p.getKey());
+        });
+
+        return builder.build();
+    }
+
+    private static boolean containsProperty(String entityId, String identifier) {
+        if (!properties.containsKey(entityId)) return false;
+
+        return properties.get(entityId).stream().anyMatch(p -> p.getKey().equalsIgnoreCase(identifier));
+    }
+
+    public static void addProperty(String entityId, String identifier, Class<?> type) {
+        if (containsProperty(entityId, identifier)) return;
+
+        List<Map.Entry<String, Class<?>>> pairs = properties.getOrDefault(entityId, new ArrayList<>());
+        pairs.add(new AbstractMap.SimpleEntry<>(identifier, type));
+
+        if (properties.containsKey(entityId)) properties.replace(entityId, pairs);
+        else properties.put(entityId, pairs);
+    }
+
+    public static void registerProperties(String entityId) {
+        GeyserEntityProperties entityProperties = getProperties(entityId);
+        if (entityProperties == null) return;
+
+        properties.values().stream()
+                .flatMap(List::stream)
+                .map(Map.Entry::getKey)
+                .forEach(id -> {
+                    Registries.BEDROCK_ENTITY_PROPERTIES.get().removeIf(i -> i.containsKey(id));
+                });
+
+
+        Registries.BEDROCK_ENTITY_PROPERTIES.get().add(entityProperties.toNbtMap(entityId));
+
+        EntityDefinition old = LOADED_ENTITY_DEFINITIONS.get(entityId);
+        LOADED_ENTITY_DEFINITIONS.replace(entityId, new EntityDefinition(old.factory(), old.entityType(), old.identifier(),
+                old.width(), old.height(), old.offset(), entityProperties, old.translators()));
+
+        instance.logger().info("Defined property: " + entityId + " in registry.");
+    }
+
     public static void addCustomEntity(String id) {
         /*
         LOADED_ENTITY_DEFINITIONS.put(id,
@@ -139,7 +204,9 @@ public class GeyserUtils implements Extension {
         Registries.BEDROCK_ENTITY_IDENTIFIERS.set(NbtMap.builder()
                 .putList("idlist", NbtType.COMPOUND, idList).build()
         );
-        EntityDefinition<Entity> def = EntityDefinition.builder(null).height(0.1f).width(0.1f).identifier(id).build();
+
+        EntityDefinition<Entity> def = EntityDefinition.builder(null)
+                .height(0.1f).width(0.1f).identifier(id).registeredProperties(getProperties(id)).build();
 
         LOADED_ENTITY_DEFINITIONS.put(id, def);
     }
@@ -258,7 +325,57 @@ public class GeyserUtils implements Extension {
                    if (packet instanceof ClientboundCustomPayloadPacket payloadPacket) {
                        if (ReflectionUtils.getChannel(payloadPacket).toString().equals(GeyserUtilsChannels.MAIN)) {
                            CustomPayloadPacket customPacket = packetManager.decodePacket(payloadPacket.getData());
-                           if (customPacket instanceof CameraShakeCustomPayloadPacket cameraShakePacket) {
+                           handleCustomPacket(session, customPacket);
+                       }
+                   } else if (packet instanceof ClientboundLevelParticlesPacket particlesPacket) {
+                       if (particlesPacket.getParticle().getData() instanceof ItemParticleData data) {
+                           GeyserItemStack itemStack = GeyserItemStack.from(data.getItemStack());
+                           Map<Integer, String> map = particlesMappings.getMappings().get(itemStack.asItem().javaIdentifier());
+                           if (map != null) {
+                               int id = itemStack.getOrCreateComponents().getOrDefault(DataComponentType.CUSTOM_MODEL_DATA, -1);
+                               String particle = map.get(id);
+                               if (particle != null) {
+
+                                   int dimensionId = DimensionUtils.javaToBedrock(session.getDimension());
+
+                                   SpawnParticleEffectPacket stringPacket = new SpawnParticleEffectPacket();
+                                   stringPacket.setIdentifier(particle);
+                                   stringPacket.setDimensionId(dimensionId);
+                                   stringPacket.setMolangVariablesJson(Optional.empty());
+                                   session.sendUpstreamPacket(stringPacket);
+
+                                   if (particlesPacket.getAmount() == 0) {
+                                       // 0 means don't apply the offset
+                                       Vector3f position = Vector3f.from(particlesPacket.getX(), particlesPacket.getY(), particlesPacket.getZ());
+                                       stringPacket.setPosition(position);
+                                   } else {
+                                       Random random = ThreadLocalRandom.current();
+                                       for (int i = 0; i < particlesPacket.getAmount(); i++) {
+                                           double offsetX = random.nextGaussian() * (double) particlesPacket.getOffsetX();
+                                           double offsetY = random.nextGaussian() * (double) particlesPacket.getOffsetY();
+                                           double offsetZ = random.nextGaussian() * (double) particlesPacket.getOffsetZ();
+                                           Vector3f position = Vector3f.from(particlesPacket.getX() + offsetX, particlesPacket.getY() + offsetY, particlesPacket.getZ() + offsetZ);
+                                           stringPacket.setPosition(position);
+                                       }
+                                   }
+                                   session.sendUpstreamPacket(stringPacket);
+                               }
+                           }
+                       }
+                   }
+               }
+
+
+           });
+       }, 80, TimeUnit.MILLISECONDS);
+    }
+
+    private void handleCustomPacket(GeyserSession session, CustomPayloadPacket customPacket) {
+        if (customPacket instanceof BundlePacket bundlePacket) {
+            bundlePacket.getPackets().forEach(p -> handleCustomPacket(session, p));
+        }
+
+        else if (customPacket instanceof CameraShakeCustomPayloadPacket cameraShakePacket) {
             session.camera().shakeCamera(cameraShakePacket.getIntensity(), cameraShakePacket.getDuration(), CameraShake.values()[cameraShakePacket.getType()]);
         } else if (customPacket instanceof NpcDialogueFormDataCustomPayloadPacket formData) {
 
@@ -348,13 +465,45 @@ public class GeyserUtils implements Extension {
             }
 
         } else if (customPacket instanceof CustomEntityDataPacket customEntityDataPacket) {
-                               Entity entity = (session.getEntityCache().getEntityByJavaId(customEntityDataPacket.getEntityId()));
+            Entity entity = session.getEntityCache().getEntityByJavaId(customEntityDataPacket.getEntityId());
             if (entity != null) {
                 if (customEntityDataPacket.getHeight() != null) entity.setBoundingBoxHeight(customEntityDataPacket.getHeight());
                 if (customEntityDataPacket.getWidth() != null) entity.setBoundingBoxWidth(customEntityDataPacket.getWidth());
                 if (customEntityDataPacket.getScale() != null) entity.getDirtyMetadata().put(EntityDataTypes.SCALE, customEntityDataPacket.getScale());
+                if (customEntityDataPacket.getColor() != null)
+                    entity.getDirtyMetadata().put(EntityDataTypes.COLOR, Byte.parseByte(String.valueOf(getColor(customEntityDataPacket.getColor()))));
                 entity.updateBedrockMetadata();
             }
+        } else if (customPacket instanceof EntityPropertyPacket entityPropertyPacket) {
+            Entity entity = session.getEntityCache().getEntityByJavaId(entityPropertyPacket.getEntityId());
+            if (entity != null) {
+                if (entityPropertyPacket.getIdentifier() == null
+                        || entityPropertyPacket.getValue() == null) return;
+
+                if (entity.getPropertyManager() == null) return;
+                entity.getPropertyManager().add(entityPropertyPacket.getIdentifier(),
+                        (Boolean) entityPropertyPacket.getValue());
+
+                entity.updateBedrockEntityProperties();
+            }
+        } else if (customPacket instanceof EntityPropertyRegisterPacket entityPropertyRegisterPacket) {
+            if (entityPropertyRegisterPacket.getIdentifier() == null
+                    || entityPropertyRegisterPacket.getType() == null) return;
+
+            Entity entity = (session.getEntityCache().getEntityByJavaId(entityPropertyRegisterPacket.getEntityId()));
+            if (entity != null) {
+                String def = CUSTOM_ENTITIES.get(session).getIfPresent(entity.getEntityId());
+                if (def == null) return;
+
+                if (!containsProperty(def, entityPropertyRegisterPacket.getIdentifier())) {
+                    addProperty(def, entityPropertyRegisterPacket.getIdentifier(), entityPropertyRegisterPacket.getType());
+
+                    registerProperties(def);
+                    logger().info("DEF PROPERTIES: " + entityPropertyRegisterPacket.getIdentifier());
+                }
+            }
+
+
         } else if (customPacket instanceof CustomEntityPacket customEntityPacket) {
             if (!LOADED_ENTITY_DEFINITIONS.containsKey(customEntityPacket.getIdentifier())) {
                 return;
@@ -370,52 +519,6 @@ public class GeyserUtils implements Extension {
             }
         }
     }
-                   } else if (packet instanceof ClientboundLevelParticlesPacket particlesPacket) {
-                       if (particlesPacket.getParticle().getData() instanceof ItemParticleData data) {
-                           GeyserItemStack itemStack = GeyserItemStack.from(data.getItemStack());
-                           Map<Integer, String> map = particlesMappings.getMappings().get(itemStack.asItem().javaIdentifier());
-                           if (map != null) {
-                               int id = itemStack.getOrCreateComponents().getOrDefault(DataComponentType.CUSTOM_MODEL_DATA, -1);
-                               String particle = map.get(id);
-                               if (particle != null) {
-
-                                   int dimensionId = DimensionUtils.javaToBedrock(session.getDimension());
-
-                                   SpawnParticleEffectPacket stringPacket = new SpawnParticleEffectPacket();
-                                   stringPacket.setIdentifier(particle);
-                                   stringPacket.setDimensionId(dimensionId);
-                                   stringPacket.setMolangVariablesJson(Optional.empty());
-                                   session.sendUpstreamPacket(stringPacket);
-
-                                   if (particlesPacket.getAmount() == 0) {
-                                       // 0 means don't apply the offset
-                                       Vector3f position = Vector3f.from(particlesPacket.getX(), particlesPacket.getY(), particlesPacket.getZ());
-                                       stringPacket.setPosition(position);
-                                   } else {
-                                       Random random = ThreadLocalRandom.current();
-                                       for (int i = 0; i < particlesPacket.getAmount(); i++) {
-                                           double offsetX = random.nextGaussian() * (double) particlesPacket.getOffsetX();
-                                           double offsetY = random.nextGaussian() * (double) particlesPacket.getOffsetY();
-                                           double offsetZ = random.nextGaussian() * (double) particlesPacket.getOffsetZ();
-                                           Vector3f position = Vector3f.from(particlesPacket.getX() + offsetX, particlesPacket.getY() + offsetY, particlesPacket.getZ() + offsetZ);
-                                           stringPacket.setPosition(position);
-                                       }
-                                   }
-                                   session.sendUpstreamPacket(stringPacket);
-
-
-
-                               }
-                           }
-                       }
-                   }
-               }
-
-
-           });
-       }, 80, TimeUnit.MILLISECONDS);
-    }
-
 
     @NotNull
     private static AnimateEntityPacket getAnimateEntityPacket(AnimateEntityCustomPayloadPacket animateEntityCustomPayloadPacket) {
@@ -505,5 +608,47 @@ public class GeyserUtils implements Extension {
         return EMPTY_CAPE;
     }
 
+    private static int getColor(int argb) {
+        int r = (argb >> 16) & 0xFF;
+        int g = (argb >> 8) & 0xFF;
+        int b = argb & 0xFF;
+
+        double[] colorLab = DeltaUtils.rgbToLab(r, g, b);
+
+        List<int[]> colors = Arrays.asList(
+                new int[]{249, 255, 254},    // 0: White
+                new int[]{249, 128, 29},     // 1: Orange
+                new int[]{199, 78, 189},     // 2: Magenta
+                new int[]{58, 179, 218},     // 3: Light Blue
+                new int[]{254, 216, 61},     // 4: Yellow
+                new int[]{128, 199, 31},     // 5: Lime
+                new int[]{243, 139, 170},    // 6: Pink
+                new int[]{71, 79, 82},       // 7: Gray
+                new int[]{159, 157, 151},    // 8: Light Gray
+                new int[]{22, 156, 156},     // 9: Cyan
+                new int[]{137, 50, 184},     // 10: Purple
+                new int[]{60, 68, 170},      // 11: Blue
+                new int[]{131, 84, 50},      // 12: Brown
+                new int[]{94, 124, 22},      // 13: Green
+                new int[]{176, 46, 38},      // 14: Red
+                new int[]{29, 29, 33}        // 15: Black
+        );
+
+        int closestColorIndex = -1;
+        double minDeltaE = Double.MAX_VALUE;
+
+        for (int i = 0; i < colors.size(); i++) {
+            int[] rgb = colors.get(i);
+            double[] lab = DeltaUtils.rgbToLab(rgb[0], rgb[1], rgb[2]);
+            double deltaE = DeltaUtils.calculateDeltaE(colorLab, lab);
+            if (deltaE < minDeltaE) {
+                minDeltaE = deltaE;
+                closestColorIndex = i;
+            }
+        }
+
+        return closestColorIndex;
+    }
+
 }
 

geyser/src/main/java/me/zimzaza4/geyserutils/geyser/replace/JavaAddEntityTranslatorReplace.java

@@ -25,6 +25,8 @@
 
 package me.zimzaza4.geyserutils.geyser.replace;
 
+import me.zimzaza4.geyserutils.geyser.GeyserUtils;
+import org.geysermc.geyser.entity.properties.GeyserEntityPropertyManager;
 import org.geysermc.mcprotocollib.protocol.data.game.entity.metadata.Pose;
 import org.geysermc.mcprotocollib.protocol.data.game.entity.object.Direction;
 import org.geysermc.mcprotocollib.protocol.data.game.entity.object.FallingBlockData;
@@ -44,6 +46,8 @@ import org.geysermc.geyser.text.GeyserLocale;
 import org.geysermc.geyser.translator.protocol.PacketTranslator;
 import org.geysermc.geyser.translator.protocol.Translator;
 
+import java.lang.reflect.Field;
+
 import static me.zimzaza4.geyserutils.geyser.GeyserUtils.CUSTOM_ENTITIES;
 import static me.zimzaza4.geyserutils.geyser.GeyserUtils.LOADED_ENTITY_DEFINITIONS;
 
@@ -127,8 +131,12 @@ public class JavaAddEntityTranslatorReplace extends PacketTranslator<Clientbound
 
         String def = CUSTOM_ENTITIES.get(session).getIfPresent(entity.getEntityId());
         if (def != null) {
-            // System.out.println("CUSTOM ENTITY :" + event.entityId() + " | " + def);
+            EntityDefinition newDef = LOADED_ENTITY_DEFINITIONS.getOrDefault(def, entity.getDefinition());
-            entity.setDefinition(LOADED_ENTITY_DEFINITIONS.getOrDefault(def, entity.getDefinition()));
+            entity.setDefinition(newDef);
+
+            // reinstantiate the entity object to create the propertymanager.
+            entity = new Entity(entity.getSession(), entity.getEntityId(), entity.getGeyserId(), entity.getUuid(),
+                    entity.getDefinition(), entity.getPosition(), entity.getMotion(), yaw, pitch, headYaw);
         }
 
         session.getEntityCache().spawnEntity(entity);

geyser/src/main/java/me/zimzaza4/geyserutils/geyser/util/DeltaUtils.java

@@ -0,0 +1,91 @@
+package me.zimzaza4.geyserutils.geyser.util;
+
+public class DeltaUtils {
+    public static double calculateDeltaE(double[] lab1, double[] lab2) {
+        // CIEDE2000 algorithm implementation
+        double deltaL = lab2[0] - lab1[0];
+        double lBar = (lab1[0] + lab2[0]) / 2.0;
+        double c1 = Math.sqrt(lab1[1] * lab1[1] + lab1[2] * lab1[2]);
+        double c2 = Math.sqrt(lab2[1] * lab2[1] + lab2[2] * lab2[2]);
+        double cBar = (c1 + c2) / 2.0;
+        double a1Prime = lab1[1] + lab1[1] / 2.0 * (1 - Math.sqrt(Math.pow(cBar, 7) / (Math.pow(cBar, 7) + Math.pow(25, 7))));
+        double a2Prime = lab2[1] + lab2[1] / 2.0 * (1 - Math.sqrt(Math.pow(cBar, 7) / (Math.pow(cBar, 7) + Math.pow(25, 7))));
+        double c1Prime = Math.sqrt(a1Prime * a1Prime + lab1[2] * lab1[2]);
+        double c2Prime = Math.sqrt(a2Prime * a2Prime + lab2[2] * lab2[2]);
+        double cBarPrime = (c1Prime + c2Prime) / 2.0;
+        double deltaCPrime = c2Prime - c1Prime;
+        double h1Prime = Math.atan2(lab1[2], a1Prime);
+        if (h1Prime < 0) h1Prime += 2 * Math.PI;
+        double h2Prime = Math.atan2(lab2[2], a2Prime);
+        if (h2Prime < 0) h2Prime += 2 * Math.PI;
+        double deltahPrime = h2Prime - h1Prime;
+        if (Math.abs(deltahPrime) > Math.PI) deltahPrime -= 2 * Math.PI * Math.signum(deltahPrime);
+        double deltaHPrime = 2 * Math.sqrt(c1Prime * c2Prime) * Math.sin(deltahPrime / 2.0);
+        double lBarPrime = (lab1[0] + lab2[0]) / 2.0;
+        double cBarPrimeDelta = (c1Prime + c2Prime) / 2.0;
+        double hBarPrime = (h1Prime + h2Prime) / 2.0;
+        if (Math.abs(h1Prime - h2Prime) > Math.PI) hBarPrime -= Math.PI;
+        double t = 1 - 0.17 * Math.cos(hBarPrime - Math.PI / 6) + 0.24 * Math.cos(2 * hBarPrime) + 0.32 * Math.cos(3 * hBarPrime + Math.PI / 30) - 0.20 * Math.cos(4 * hBarPrime - 63 * Math.PI / 180);
+        double deltaTheta = 30 * Math.exp(-((hBarPrime - 275 * Math.PI / 180) / 25 * Math.PI / 180) * ((hBarPrime - 275 * Math.PI / 180) / 25 * Math.PI / 180));
+        double rC = 2 * Math.sqrt(Math.pow(cBarPrimeDelta, 7) / (Math.pow(cBarPrimeDelta, 7) + Math.pow(25, 7)));
+        double sL = 1 + (0.015 * (lBarPrime - 50) * (lBarPrime - 50)) / Math.sqrt(20 + (lBarPrime - 50) * (lBarPrime - 50));
+        double sC = 1 + 0.045 * cBarPrimeDelta;
+        double sH = 1 + 0.015 * cBarPrimeDelta * t;
+        double rT = -Math.sin(2 * deltaTheta) * rC;
+        return Math.sqrt((deltaL / sL) * (deltaL / sL) + (deltaCPrime / sC) * (deltaCPrime / sC) + (deltaHPrime / sH) * (deltaHPrime / sH) + rT * (deltaCPrime / sC) * (deltaHPrime / sH));
+    }
+
+    public static double[] rgbToLab(int r, int g, int b) {
+        // Convert RGB to XYZ
+        double[] xyz = rgbToXyz(r, g, b);
+        // Convert XYZ to Lab
+        return xyzToLab(xyz[0], xyz[1], xyz[2]);
+    }
+
+    private static double[] rgbToXyz(int r, int g, int b) {
+        double var_R = (r / 255.0);
+        double var_G = (g / 255.0);
+        double var_B = (b / 255.0);
+
+        if (var_R > 0.04045) var_R = Math.pow((var_R + 0.055) / 1.055, 2.4);
+        else var_R = var_R / 12.92;
+        if (var_G > 0.04045) var_G = Math.pow((var_G + 0.055) / 1.055, 2.4);
+        else var_G = var_G / 12.92;
+        if (var_B > 0.04045) var_B = Math.pow((var_B + 0.055) / 1.055, 2.4);
+        else var_B = var_B / 12.92;
+
+        var_R = var_R * 100.0;
+        var_G = var_G * 100.0;
+        var_B = var_B * 100.0;
+
+        // Observer. = 2°, Illuminant = D65
+        double x = var_R * 0.4124 + var_G * 0.3576 + var_B * 0.1805;
+        double y = var_R * 0.2126 + var_G * 0.7152 + var_B * 0.0722;
+        double z = var_R * 0.0193 + var_G * 0.1192 + var_B * 0.9505;
+
+        return new double[]{x, y, z};
+    }
+
+    private static double[] xyzToLab(double x, double y, double z) {
+        double ref_X =  95.047;
+        double ref_Y = 100.000;
+        double ref_Z = 108.883;
+
+        double var_X = x / ref_X;
+        double var_Y = y / ref_Y;
+        double var_Z = z / ref_Z;
+
+        if (var_X > 0.008856) var_X = Math.pow(var_X, 1.0/3.0);
+        else var_X = (7.787 * var_X) + (16.0 / 116.0);
+        if (var_Y > 0.008856) var_Y = Math.pow(var_Y, 1.0/3.0);
+        else var_Y = (7.787 * var_Y) + (16.0 / 116.0);
+        if (var_Z > 0.008856) var_Z = Math.pow(var_Z, 1.0/3.0);
+        else var_Z = (7.787 * var_Z) + (16.0 / 116.0);
+
+        double l = (116.0 * var_Y) - 16.0;
+        double a = 500.0 * (var_X - var_Y);
+        double b = 200.0 * (var_Y - var_Z);
+
+        return new double[]{l, a, b};
+    }
+}

geyser/src/main/java/me/zimzaza4/geyserutils/geyser/util/ReflectionUtils.java

@@ -30,11 +30,7 @@ public class ReflectionUtils {
     @SneakyThrows
     public static void init() {
         PlatformType type = GeyserImpl.getInstance().platformType();
-        if (type == PlatformType.STANDALONE || type == PlatformType.VELOCITY) {
+        prefix = type == PlatformType.STANDALONE || type == PlatformType.VELOCITY ? "" : "org.geysermc.geyser.platform." + type.platformName().toLowerCase() + ".shaded.";
-            prefix = "";
-        } else {
-            prefix = "org.geysermc.geyser.platform." + type.platformName().toLowerCase() + ".shaded.";
-        }
         CLIENTBOUND_PAYLOAD_PACKET_CLASS = ClientboundCustomPayloadPacket.class;
         SERVERBOUND_PAYLOAD_PACKET_CLASS = ServerboundCustomPayloadPacket.class;
         KEY_CLASS = Class.forName(prefix + "net.kyori.adventure.key.Key");

geyser/src/main/resources/extension.yml

@@ -3,4 +3,4 @@ id: geyserutils
 main: me.zimzaza4.geyserutils.geyser.GeyserUtils
 api: 1.0.0
 version: 1.0.0
-authors: [zimzaza4]
+authors: [zimzaza4, willem.dev]

spigot/pom.xml

@@ -61,6 +61,10 @@
             <id>sonatype</id>
             <url>https://oss.sonatype.org/content/groups/public/</url>
         </repository>
+        <repository>
+            <id>opencollab-snapshot</id>
+            <url>https://repo.opencollab.dev/main/</url>
+        </repository>
     </repositories>
 
     <dependencies>

spigot/src/main/java/me/zimzaza4/geyserutils/spigot/api/PlayerUtils.java

@@ -7,12 +7,15 @@ import me.zimzaza4.geyserutils.common.packet.*;
 import me.zimzaza4.geyserutils.common.particle.CustomParticle;
 import me.zimzaza4.geyserutils.common.util.Pos;
 import me.zimzaza4.geyserutils.spigot.GeyserUtils;
+import org.bukkit.Bukkit;
 import org.bukkit.Location;
 import org.bukkit.entity.Entity;
 import org.bukkit.entity.Player;
 
+import java.awt.*;
 import java.util.ArrayList;
 import java.util.List;
+import java.util.Map;
 
 public class PlayerUtils {
 
@@ -77,6 +80,14 @@ public class PlayerUtils {
 
     }
 
+    public static void sendCustomColor(Player player, Entity entity, Color color) {
+        CustomEntityDataPacket packet = new CustomEntityDataPacket();
+        packet.setEntityId(entity.getEntityId());
+        packet.setColor(color.getRGB());
+        player.sendPluginMessage(GeyserUtils.getInstance(), GeyserUtilsChannels.MAIN, GeyserUtils.getPacketManager().encodePacket(packet));
+
+    }
+
     public static void setCustomEntity(Player player, int entityId, String def) {
         CustomEntityPacket packet = new CustomEntityPacket(entityId, def);
         player.sendPluginMessage(GeyserUtils.getInstance(), GeyserUtilsChannels.MAIN, GeyserUtils.getPacketManager().encodePacket(packet));
@@ -88,4 +99,77 @@ public class PlayerUtils {
         player.sendPluginMessage(GeyserUtils.getInstance(), GeyserUtilsChannels.MAIN, GeyserUtils.getPacketManager().encodePacket(packet));
 
     }
+
+    // (yes I'm aware it's "horrible" code), also this aint player packets at all lmao
+
+    public static void registerProperty(Player player, Entity entity, String identifier, Class<?> type) {
+        EntityPropertyRegisterPacket packet = new EntityPropertyRegisterPacket();
+        packet.setEntityId(entity.getEntityId());
+        packet.setIdentifier(identifier);
+        packet.setType(type);
+        player.sendPluginMessage(GeyserUtils.getInstance(), GeyserUtilsChannels.MAIN, GeyserUtils.getPacketManager().encodePacket(packet));
+    }
+
+    public static void sendBoolProperty(Player player, Entity entity, String identifier, Boolean value) {
+        EntityPropertyPacket<Boolean> packet = new EntityPropertyPacket<>();
+        packet.setEntityId(entity.getEntityId());
+        packet.setIdentifier(identifier);
+        packet.setValue(value);
+        player.sendPluginMessage(GeyserUtils.getInstance(), GeyserUtilsChannels.MAIN, GeyserUtils.getPacketManager().encodePacket(packet));
+    }
+
+    public static void sendBoolProperties(Player player, Entity entity, Map<String, Boolean> bundle) {
+        BundlePacket packet = new BundlePacket();
+        bundle.forEach((identifier, value) -> {
+            EntityPropertyPacket<Boolean> propertyPacket = new EntityPropertyPacket<>();
+            propertyPacket.setEntityId(entity.getEntityId());
+            propertyPacket.setIdentifier(identifier);
+            propertyPacket.setValue(value);
+            packet.addPacket(propertyPacket);
+        });
+
+        player.sendPluginMessage(GeyserUtils.getInstance(), GeyserUtilsChannels.MAIN, GeyserUtils.getPacketManager().encodePacket(packet));
+    }
+
+    public static void sendFloatProperty(Player player, Entity entity, String identifier, Float value) {
+        EntityPropertyPacket<Float> packet = new EntityPropertyPacket<>();
+        packet.setEntityId(entity.getEntityId());
+        packet.setIdentifier(identifier);
+        packet.setValue(value);
+        player.sendPluginMessage(GeyserUtils.getInstance(), GeyserUtilsChannels.MAIN, GeyserUtils.getPacketManager().encodePacket(packet));
+    }
+
+    public static void sendFloatProperties(Player player, Entity entity, Map<String, Float> bundle) {
+        BundlePacket packet = new BundlePacket();
+        bundle.forEach((identifier, value) -> {
+            EntityPropertyPacket<Float> propertyPacket = new EntityPropertyPacket<>();
+            propertyPacket.setEntityId(entity.getEntityId());
+            propertyPacket.setIdentifier(identifier);
+            propertyPacket.setValue(value);
+            packet.addPacket(propertyPacket);
+        });
+
+        player.sendPluginMessage(GeyserUtils.getInstance(), GeyserUtilsChannels.MAIN, GeyserUtils.getPacketManager().encodePacket(packet));
+    }
+
+    public static void sendIntProperty(Player player, Entity entity, String identifier, Integer value) {
+        EntityPropertyPacket<Integer> packet = new EntityPropertyPacket<>();
+        packet.setEntityId(entity.getEntityId());
+        packet.setIdentifier(identifier);
+        packet.setValue(value);
+        player.sendPluginMessage(GeyserUtils.getInstance(), GeyserUtilsChannels.MAIN, GeyserUtils.getPacketManager().encodePacket(packet));
+    }
+
+    public static void sendIntProperties(Player player, Entity entity, Map<String, Integer> bundle) {
+        BundlePacket packet = new BundlePacket();
+        bundle.forEach((identifier, value) -> {
+            EntityPropertyPacket<Integer> propertyPacket = new EntityPropertyPacket<>();
+            propertyPacket.setEntityId(entity.getEntityId());
+            propertyPacket.setIdentifier(identifier);
+            propertyPacket.setValue(value);
+            packet.addPacket(propertyPacket);
+        });
+
+        player.sendPluginMessage(GeyserUtils.getInstance(), GeyserUtilsChannels.MAIN, GeyserUtils.getPacketManager().encodePacket(packet));
+    }
 }

spigot/src/main/resources/plugin.yml

@@ -1,3 +1,6 @@
 name: GeyserUtils
 version: '${project.version}'
 main: me.zimzaza4.geyserutils.spigot.GeyserUtils
+authors:
+  - zimzaza4
+  - willem.dev