Add option to hide players if they are in the shadows *mystic sound here*

Author: TBlueF

BlueMapCommon/src/main/java/de/bluecolored/bluemap/common/config/PluginConfig.java

@@ -18,6 +18,8 @@ public class PluginConfig {
     private boolean hideInvisible = true;
     private boolean hideSneaking = false;
     private boolean hideDifferentWorld = false;
+    private int hideBelowSkyLight = 0;
+    private int hideBelowBlockLight = 0;
 
     private int writeMarkersInterval = 0;
     private int writePlayersInterval = 0;
@@ -52,6 +54,14 @@ public boolean isHideDifferentWorld() {
         return hideDifferentWorld;
     }
 
+    public int getHideBelowSkyLight() {
+        return hideBelowSkyLight;
+    }
+
+    public int getHideBelowBlockLight() {
+        return hideBelowBlockLight;
+    }
+
     public int getWriteMarkersInterval() {
         return writeMarkersInterval;
     }

BlueMapCommon/src/main/java/de/bluecolored/bluemap/common/live/LivePlayersDataSupplier.java

@@ -46,6 +46,8 @@ public String get() {
                     if (config.isHideSneaking() && player.isSneaking()) continue;
                     if (config.getHiddenGameModes().contains(player.getGamemode().getId())) continue;
                     if (config.isHideDifferentWorld() && !isCorrectWorld) continue;
+                    if (player.getSkyLight() < config.getHideBelowSkyLight()) continue;
+                    if (player.getBlockLight() < config.getHideBelowBlockLight()) continue;
                     if (!this.playerFilter.test(player.getUuid())) continue;
 
                     json.beginObject();

BlueMapCommon/src/main/java/de/bluecolored/bluemap/common/serverinterface/Player.java

@@ -44,6 +44,10 @@ public interface Player {
      */
     Vector3d getRotation();
 
+    int getSkyLight();
+
+    int getBlockLight();
+
     boolean isOnline();
 
     /**

BlueMapCommon/src/main/resources/de/bluecolored/bluemap/config/plugin.conf

@@ -27,6 +27,12 @@ hide-invisible: true
 # Default is false
 hide-sneaking: false
 
+# Hides the player if they are in a sky or block-light level below the given number.
+# E.g. if you set this to 1, then the player will be hidden on the map if they are in absolute darkness
+# Default is 0 (don't hide the player)
+hide-below-sky-light: 0
+hide-below-block-light: 0
+
 # If this is true, players that are on a different world than the viewed map will not appear on the player-list.
 # Default is false
 hide-different-world: false

implementations/fabric-1.15.2/src/main/java/de/bluecolored/bluemap/fabric/FabricPlayer.java

@@ -35,6 +35,7 @@
 import net.minecraft.server.network.ServerPlayerEntity;
 import net.minecraft.util.math.Vec3d;
 import net.minecraft.world.GameMode;
+import net.minecraft.world.LightType;
 
 import java.io.IOException;
 import java.util.EnumMap;
@@ -57,6 +58,8 @@ public class FabricPlayer implements Player {
     private String world;
     private Vector3d position;
     private Vector3d rotation;
+    private int skyLight;
+    private int blockLight;
     private boolean online;
     private boolean sneaking;
     private boolean invisible;
@@ -98,6 +101,16 @@ public Vector3d getRotation() {
         return rotation;
     }
 
+    @Override
+    public int getSkyLight() {
+        return skyLight;
+    }
+
+    @Override
+    public int getBlockLight() {
+        return blockLight;
+    }
+
     @Override
     public boolean isOnline() {
         return this.online;
@@ -148,6 +161,9 @@ public void update() {
         this.rotation = new Vector3d(player.pitch, player.headYaw, 0);
         this.sneaking = player.isSneaking();
 
+        this.skyLight = player.getServerWorld().getLightingProvider().get(LightType.SKY).getLightLevel(player.getBlockPos());
+        this.blockLight = player.getServerWorld().getLightingProvider().get(LightType.BLOCK).getLightLevel(player.getBlockPos());
+
         try {
             var world = mod.getWorld(player.getServerWorld());
             this.world = blueMap.getWorldId(world.getSaveFolder());

implementations/fabric-1.16.1/src/main/java/de/bluecolored/bluemap/fabric/FabricPlayer.java

@@ -35,6 +35,7 @@
 import net.minecraft.server.network.ServerPlayerEntity;
 import net.minecraft.util.math.Vec3d;
 import net.minecraft.world.GameMode;
+import net.minecraft.world.LightType;
 
 import java.io.IOException;
 import java.util.EnumMap;
@@ -57,6 +58,8 @@ public class FabricPlayer implements Player {
     private String world;
     private Vector3d position;
     private Vector3d rotation;
+    private int skyLight;
+    private int blockLight;
     private boolean online;
     private boolean sneaking;
     private boolean invisible;
@@ -98,6 +101,16 @@ public Vector3d getRotation() {
         return rotation;
     }
 
+    @Override
+    public int getSkyLight() {
+        return skyLight;
+    }
+
+    @Override
+    public int getBlockLight() {
+        return blockLight;
+    }
+
     @Override
     public boolean isOnline() {
         return this.online;
@@ -148,6 +161,9 @@ public void update() {
         this.rotation = new Vector3d(player.pitch, player.headYaw, 0);
         this.sneaking = player.isSneaking();
 
+        this.skyLight = player.getServerWorld().getLightingProvider().get(LightType.SKY).getLightLevel(player.getBlockPos());
+        this.blockLight = player.getServerWorld().getLightingProvider().get(LightType.BLOCK).getLightLevel(player.getBlockPos());
+
         try {
             var world = mod.getWorld(player.getServerWorld());
             this.world = blueMap.getWorldId(world.getSaveFolder());

implementations/fabric-1.16.2/src/main/java/de/bluecolored/bluemap/fabric/FabricPlayer.java

@@ -35,6 +35,7 @@
 import net.minecraft.server.network.ServerPlayerEntity;
 import net.minecraft.util.math.Vec3d;
 import net.minecraft.world.GameMode;
+import net.minecraft.world.LightType;
 
 import java.io.IOException;
 import java.util.EnumMap;
@@ -57,6 +58,8 @@ public class FabricPlayer implements Player {
     private String world;
     private Vector3d position;
     private Vector3d rotation;
+    private int skyLight;
+    private int blockLight;
     private boolean online;
     private boolean sneaking;
     private boolean invisible;
@@ -98,6 +101,16 @@ public Vector3d getRotation() {
         return rotation;
     }
 
+    @Override
+    public int getSkyLight() {
+        return skyLight;
+    }
+
+    @Override
+    public int getBlockLight() {
+        return blockLight;
+    }
+
     @Override
     public boolean isOnline() {
         return this.online;
@@ -148,6 +161,9 @@ public void update() {
         this.rotation = new Vector3d(player.pitch, player.headYaw, 0);
         this.sneaking = player.isSneaking();
 
+        this.skyLight = player.getServerWorld().getLightingProvider().get(LightType.SKY).getLightLevel(player.getBlockPos());
+        this.blockLight = player.getServerWorld().getLightingProvider().get(LightType.BLOCK).getLightLevel(player.getBlockPos());
+
         try {
             var world = mod.getWorld(player.getServerWorld());
             this.world = blueMap.getWorldId(world.getSaveFolder());

implementations/fabric-1.17/src/main/java/de/bluecolored/bluemap/fabric/FabricPlayer.java

@@ -35,6 +35,7 @@
 import net.minecraft.server.network.ServerPlayerEntity;
 import net.minecraft.util.math.Vec3d;
 import net.minecraft.world.GameMode;
+import net.minecraft.world.LightType;
 
 import java.io.IOException;
 import java.util.EnumMap;
@@ -56,6 +57,8 @@ public class FabricPlayer implements Player {
     private String world;
     private Vector3d position;
     private Vector3d rotation;
+    private int skyLight;
+    private int blockLight;
     private boolean online;
     private boolean sneaking;
     private boolean invisible;
@@ -97,6 +100,16 @@ public Vector3d getRotation() {
         return rotation;
     }
 
+    @Override
+    public int getSkyLight() {
+        return skyLight;
+    }
+
+    @Override
+    public int getBlockLight() {
+        return blockLight;
+    }
+
     @Override
     public boolean isOnline() {
         return this.online;
@@ -147,6 +160,9 @@ public void update() {
         this.rotation = new Vector3d(player.getPitch(), player.getHeadYaw(), 0);
         this.sneaking = player.isSneaking();
 
+        this.skyLight = player.getServerWorld().getLightingProvider().get(LightType.SKY).getLightLevel(player.getBlockPos());
+        this.blockLight = player.getServerWorld().getLightingProvider().get(LightType.BLOCK).getLightLevel(player.getBlockPos());
+
         try {
             var world = mod.getWorld(player.getServerWorld());
             this.world = blueMap.getWorldId(world.getSaveFolder());

implementations/fabric-1.18/src/main/java/de/bluecolored/bluemap/fabric/FabricPlayer.java

@@ -35,6 +35,7 @@
 import net.minecraft.server.network.ServerPlayerEntity;
 import net.minecraft.util.math.Vec3d;
 import net.minecraft.world.GameMode;
+import net.minecraft.world.LightType;
 
 import java.io.IOException;
 import java.util.EnumMap;
@@ -56,6 +57,8 @@ public class FabricPlayer implements Player {
     private String world;
     private Vector3d position;
     private Vector3d rotation;
+    private int skyLight;
+    private int blockLight;
     private boolean online;
     private boolean sneaking;
     private boolean invisible;
@@ -97,6 +100,16 @@ public Vector3d getRotation() {
         return this.rotation;
     }
 
+    @Override
+    public int getSkyLight() {
+        return skyLight;
+    }
+
+    @Override
+    public int getBlockLight() {
+        return blockLight;
+    }
+
     @Override
     public boolean isOnline() {
         return this.online;
@@ -147,6 +160,9 @@ public void update() {
         this.rotation = new Vector3d(player.getPitch(), player.getHeadYaw(), 0);
         this.sneaking = player.isSneaking();
 
+        this.skyLight = player.getWorld().getLightingProvider().get(LightType.SKY).getLightLevel(player.getBlockPos());
+        this.blockLight = player.getWorld().getLightingProvider().get(LightType.BLOCK).getLightLevel(player.getBlockPos());
+
         try {
             var world = mod.getWorld(player.getWorld());
             this.world = blueMap.getWorldId(world.getSaveFolder());

implementations/fabric-1.19/src/main/java/de/bluecolored/bluemap/fabric/FabricPlayer.java

@@ -35,6 +35,7 @@
 import net.minecraft.server.network.ServerPlayerEntity;
 import net.minecraft.util.math.Vec3d;
 import net.minecraft.world.GameMode;
+import net.minecraft.world.LightType;
 
 import java.io.IOException;
 import java.util.EnumMap;
@@ -56,6 +57,8 @@ public class FabricPlayer implements Player {
     private String world;
     private Vector3d position;
     private Vector3d rotation;
+    private int skyLight;
+    private int blockLight;
     private boolean online;
     private boolean sneaking;
     private boolean invisible;
@@ -97,6 +100,16 @@ public Vector3d getRotation() {
         return rotation;
     }
 
+    @Override
+    public int getSkyLight() {
+        return skyLight;
+    }
+
+    @Override
+    public int getBlockLight() {
+        return blockLight;
+    }
+
     @Override
     public boolean isOnline() {
         return this.online;
@@ -147,6 +160,9 @@ public void update() {
         this.rotation = new Vector3d(player.getPitch(), player.getHeadYaw(), 0);
         this.sneaking = player.isSneaking();
 
+        this.skyLight = player.getWorld().getLightingProvider().get(LightType.SKY).getLightLevel(player.getBlockPos());
+        this.blockLight = player.getWorld().getLightingProvider().get(LightType.BLOCK).getLightLevel(player.getBlockPos());
+
         try {
             var world = mod.getWorld(player.getWorld());
             this.world = blueMap.getWorldId(world.getSaveFolder());