Adjusted Shader effects and added IdentityHider

src/main/java/net/fretux/mindmotion/client/ClientData.java

@@ -4,4 +4,5 @@ public class ClientData {
     public static float SANITY = 80f;
     public static float INSANITY = 0f;
     public static int TEMPO = 0;
+    public static boolean IDENTITY_BLIND = false;
 }

src/main/java/net/fretux/mindmotion/client/IdentityBlindnessFaceHider.java

@@ -0,0 +1,27 @@
+package net.fretux.mindmotion.client;
+
+import net.minecraft.client.model.HumanoidModel;
+import net.minecraftforge.api.distmarker.Dist;
+import net.minecraftforge.client.event.RenderLivingEvent;
+import net.minecraftforge.eventbus.api.SubscribeEvent;
+import net.minecraftforge.fml.common.Mod;
+
+@Mod.EventBusSubscriber(modid = "mindmotion", value = Dist.CLIENT)
+public class IdentityBlindnessFaceHider {
+
+    @SubscribeEvent
+    public static void hideFaces(RenderLivingEvent.Pre<?, ?> event) {
+        if (!ClientData.IDENTITY_BLIND) return;
+        if (event.getRenderer().getModel() instanceof HumanoidModel<?> model) {
+            model.setAllVisible(false);
+        }
+    }
+
+    @SubscribeEvent
+    public static void restoreFaces(RenderLivingEvent.Post<?, ?> event) {
+        if (event.getRenderer().getModel() instanceof HumanoidModel<?> model) {
+            model.head.visible = true;
+            model.hat.visible = true;
+        }
+    }
+}

src/main/java/net/fretux/mindmotion/client/IdentityBlindnessRenderer.java

@@ -0,0 +1,17 @@
+package net.fretux.mindmotion.client;
+
+import net.minecraftforge.api.distmarker.Dist;
+import net.minecraftforge.client.event.RenderNameTagEvent;
+import net.minecraftforge.eventbus.api.SubscribeEvent;
+import net.minecraftforge.fml.common.Mod;
+
+@Mod.EventBusSubscriber(modid = "mindmotion", value = Dist.CLIENT)
+public class IdentityBlindnessRenderer {
+
+    @SubscribeEvent
+    public static void hideNameTags(RenderNameTagEvent event) {
+        if (ClientData.IDENTITY_BLIND) {
+            event.setResult(RenderNameTagEvent.Result.DENY);
+        }
+    }
+}

src/main/java/net/fretux/mindmotion/client/effects/SanityShaderHandler.java

@@ -90,10 +90,32 @@ public class SanityShaderHandler {
             for (PostPass pass : getPasses(chain)) {
                 EffectInstance effect = pass.getEffect();
                 if (effect == null) continue;
-                var uniform = effect.getUniform("Desat");
-                if (uniform != null) {
-                    uniform.set(currentStrength);
+                var uDesat = effect.getUniform("Desat");
+                if (uDesat != null) uDesat.set(currentStrength);
+                float blur = 0f;
+                float vig = 0f;
+                float fog = 0f;
+
+                if (sanityPct < 0.5f) {
+                    blur = (0.5f - sanityPct) * 0.6f; 
+                    vig  = (0.5f - sanityPct) * 0.4f; 
+                    fog  = (0.5f - sanityPct) * 0.25f;
                 }
+                blur += insanityPct * 0.25f; 
+                vig  += insanityPct * 0.35f;   
+                fog  += insanityPct * 0.35f;   
+                blur = Math.min(blur, 1f);
+                vig = Math.min(vig, 1f);
+                fog = Math.min(fog, 1f);
+
+                var uBlur = effect.getUniform("BlurAmount");
+                if (uBlur != null) uBlur.set(blur);
+
+                var uVig = effect.getUniform("Vignette");
+                if (uVig != null) uVig.set(vig);
+
+                var uFog = effect.getUniform("FogStrength");
+                if (uFog != null) uFog.set(fog);
             }
         } catch (Exception e) {
             e.printStackTrace();

src/main/java/net/fretux/mindmotion/event/PlayerTickHandler.java

@@ -1,6 +1,7 @@
 package net.fretux.mindmotion.event;
 
 import net.fretux.mindmotion.network.ModMessages;
+import net.fretux.mindmotion.network.SyncIdentityBlindS2CPacket;
 import net.fretux.mindmotion.network.SyncStatsS2CPacket;
 import net.fretux.mindmotion.player.PlayerCapabilityProvider;
 import net.minecraft.server.level.ServerPlayer;
@@ -11,6 +12,7 @@ import net.minecraft.world.level.block.Blocks;
 import net.minecraftforge.event.TickEvent;
 import net.minecraftforge.eventbus.api.SubscribeEvent;
 import net.minecraftforge.fml.common.Mod;
+import net.minecraftforge.network.NetworkDirection;
 
 import java.util.Map;
 import java.util.UUID;
@@ -23,13 +25,15 @@ public class PlayerTickHandler {
     private static final int TEMPO_TICK_INTERVAL = 15;
     private static final int COMBAT_DECAY_DELAY = 100;
     private static final Map<UUID, Integer> lastCombatTick = new ConcurrentHashMap<>();
+    private static final Map<UUID, Integer> identityBlindUntil = new ConcurrentHashMap<>();
+    private static final int IDENTITY_BLIND_DURATION = 30 * 20;
 
     @SubscribeEvent
     public static void onPlayerTick(TickEvent.PlayerTickEvent event) {
         if (event.phase != TickEvent.Phase.END) return;
         Player player = event.player;
         if (player.level().isClientSide) return;
-
+        boolean blindActive = identityBlindUntil.getOrDefault(player.getUUID(), 0) > player.tickCount;
         int tick = player.tickCount;
         boolean sanityTick = tick % SANITY_TICK_INTERVAL == 0;
         boolean tempoTick = tick % TEMPO_TICK_INTERVAL == 0;
@@ -52,6 +56,13 @@ public class PlayerTickHandler {
                     )
             );
         }
+        if (player instanceof ServerPlayer serverPlayer && (sanityTick || tempoTick)) {
+            ModMessages.CHANNEL.sendTo(
+                    new SyncIdentityBlindS2CPacket(blindActive),
+                    serverPlayer.connection.connection,
+                    NetworkDirection.PLAY_TO_CLIENT
+            );
+        }
     }
 
     private static void handleSanityAndInsanity(Player player) {
@@ -68,7 +79,7 @@ public class PlayerTickHandler {
             boolean sleeping = player.isSleeping();
             boolean inLight = player.level().getMaxLocalRawBrightness(player.blockPosition()) > 12;
             boolean nearTorch = player.level().getBlockState(player.blockPosition().above()).is(Blocks.TORCH);
-            if (inDark)       delta -= 0.02f;
+            if (inDark) delta -= 2f;
             if (inRain) delta -= 0.04f;
             if (isHungry) delta -= 0.06f;
             if (nearLava) delta -= 0.05f;
@@ -90,25 +101,22 @@ public class PlayerTickHandler {
                 sanity.setInsanity(Math.max(0, insanity - 0.15f));
             }
             float percent = (value / sanity.getMaxSanity()) * 100f;
-            if (percent <= 70 && percent > 50 && Math.random() < 0.03)
-                player.addEffect(new MobEffectInstance(MobEffects.MOVEMENT_SLOWDOWN, 40, 0)); // Shiver
+            if (percent <= 70 && percent > 50 && Math.random() < 0.03) {
+                applyShiver(player);
+            }
             if (percent <= 30 && percent > 10 && Math.random() < 0.015) {
-                player.addEffect(new MobEffectInstance(MobEffects.MOVEMENT_SLOWDOWN, 20, 1));
-                player.hurt(player.damageSources().magic(), 1f);
+                applyPanic(player);
             }
             if (percent <= 10 && percent > 0 && Math.random() < 0.02) {
-                player.hurt(player.damageSources().magic(), 2f);
-                player.addEffect(new MobEffectInstance(MobEffects.MOVEMENT_SLOWDOWN, 30, 1));
+                applyScratching(player);
             }
             float insanityPercent = (insanity / sanity.getMaxSanity()) * 100f;
             if (insanityPercent > 0) {
                 if (insanityPercent > 60 && Math.random() < 0.02) {
-                    player.addEffect(new MobEffectInstance(MobEffects.MOVEMENT_SLOWDOWN, 60, 1));
-                    player.hurt(player.damageSources().magic(), 1f);
+                    applyPanic(player);
                 }
                 if (insanityPercent > 90 && Math.random() < 0.05) {
-                    player.addEffect(new MobEffectInstance(MobEffects.MOVEMENT_SLOWDOWN, 60, 2));
-                    player.hurt(player.damageSources().magic(), 2f);
+                    applyScratching(player);
                 }
             }
         });
@@ -129,4 +137,26 @@ public class PlayerTickHandler {
     public static void markCombat(Player player) {
         lastCombatTick.put(player.getUUID(), player.tickCount);
     }
+
+    public static void triggerIdentityBlindness(Player player) {
+        identityBlindUntil.put(player.getUUID(), player.tickCount + IDENTITY_BLIND_DURATION);
+    }
+
+    private static void applyShiver(Player player) {
+        player.addEffect(new MobEffectInstance(MobEffects.MOVEMENT_SLOWDOWN, 40, 0));
+    }
+
+    private static void applyPanic(Player player) {
+        player.addEffect(new MobEffectInstance(MobEffects.MOVEMENT_SLOWDOWN, 20, 1));
+        player.hurt(player.damageSources().magic(), 1f);
+        applyShiver(player);
+        triggerIdentityBlindness(player);
+    }
+
+    private static void applyScratching(Player player) {
+        player.addEffect(new MobEffectInstance(MobEffects.MOVEMENT_SLOWDOWN, 30, 1));
+        player.hurt(player.damageSources().magic(), 2f);
+        applyShiver(player);
+        triggerIdentityBlindness(player);
+    }
 }

src/main/java/net/fretux/mindmotion/network/ModMessages.java

@@ -26,5 +26,10 @@ public class ModMessages {
                 .decoder(SyncStatsS2CPacket::decode)
                 .consumerMainThread(SyncStatsS2CPacket::handle)
                 .add();
+        CHANNEL.messageBuilder(SyncIdentityBlindS2CPacket.class, nextId(), NetworkDirection.PLAY_TO_CLIENT)
+                .encoder(SyncIdentityBlindS2CPacket::encode)
+                .decoder(SyncIdentityBlindS2CPacket::decode)
+                .consumerMainThread(SyncIdentityBlindS2CPacket::handle)
+                .add();
     }
 }

src/main/java/net/fretux/mindmotion/network/SyncIdentityBlindS2CPacket.java

@@ -0,0 +1,31 @@
+package net.fretux.mindmotion.network;
+
+import net.fretux.mindmotion.client.ClientData;
+import net.minecraft.network.FriendlyByteBuf;
+import net.minecraftforge.network.NetworkEvent;
+
+import java.util.function.Supplier;
+
+public class SyncIdentityBlindS2CPacket {
+
+    private final boolean blind;
+
+    public SyncIdentityBlindS2CPacket(boolean blind) {
+        this.blind = blind;
+    }
+
+    public static void encode(SyncIdentityBlindS2CPacket msg, FriendlyByteBuf buf) {
+        buf.writeBoolean(msg.blind);
+    }
+
+    public static SyncIdentityBlindS2CPacket decode(FriendlyByteBuf buf) {
+        return new SyncIdentityBlindS2CPacket(buf.readBoolean());
+    }
+
+    public static void handle(SyncIdentityBlindS2CPacket msg, Supplier<NetworkEvent.Context> ctx) {
+        ctx.get().enqueueWork(() -> {
+            ClientData.IDENTITY_BLIND = msg.blind;
+        });
+        ctx.get().setPacketHandled(true);
+    }
+}

src/main/resources/assets/mindmotion/shaders/program/desaturate.fsh

@@ -2,15 +2,49 @@
 
 uniform sampler2D DiffuseSampler;
 uniform float Desat;
+uniform float BlurAmount;   // NEW
+uniform float Vignette;     // NEW
+uniform float FogStrength;  // NEW
 
 in vec2 texCoord;
-in vec2 oneTexel; // required by sobel.vsh, even if unused
+in vec2 oneTexel;
 
 out vec4 fragColor;
 
+vec4 sampleBlur() {
+    if (BlurAmount <= 0.001) return texture(DiffuseSampler, texCoord);
+
+    // lighter blur kernel
+    float w = BlurAmount * 0.5; // reduce strength globally
+
+    vec4 sum = vec4(0.0);
+    sum += texture(DiffuseSampler, texCoord + oneTexel * vec2(-1,  0)) * w;
+    sum += texture(DiffuseSampler, texCoord + oneTexel * vec2( 1,  0)) * w;
+    sum += texture(DiffuseSampler, texCoord + oneTexel * vec2( 0, -1)) * w;
+    sum += texture(DiffuseSampler, texCoord + oneTexel * vec2( 0,  1)) * w;
+
+    // center weight higher to avoid total smudge
+    vec4 center = texture(DiffuseSampler, texCoord) * (1.0 - w * 4.0);
+
+    return center + sum;
+}
+
 void main() {
     vec4 col = texture(DiffuseSampler, texCoord);
+    vec4 blurred = sampleBlur();
+    col = mix(col, blurred, BlurAmount); // Apply blur
+
+    // Apply grayscale/desat
     float gray = dot(col.rgb, vec3(0.2126, 0.7152, 0.0722));
-    float d = clamp(Desat, 0.0, 1.0);
-    fragColor = vec4(mix(col.rgb, vec3(gray), d), col.a);
+    col.rgb = mix(col.rgb, vec3(gray), clamp(Desat, 0.0, 1.0));
+
+    // Fog: push color toward light gray
+    col.rgb = mix(col.rgb, vec3(0.75, 0.75, 0.8), FogStrength);
+
+    // Vignette (darken edges)
+    float dist = distance(texCoord, vec2(0.5, 0.5));
+    float vign = smoothstep(0.3, 0.7, dist);
+    col.rgb = mix(col.rgb, col.rgb * 0.4, vign * Vignette);
+
+    fragColor = col;
 }

src/main/resources/assets/mindmotion/shaders/program/desaturate.json

@@ -54,6 +54,24 @@
       "values": [
         0.0
       ]
+    },
+    {
+      "name": "BlurAmount",
+      "type": "float",
+      "count": 1,
+      "values": [ 0.0 ]
+    },
+    {
+      "name": "Vignette",
+      "type": "float",
+      "count": 1,
+      "values": [ 0.0 ]
+    },
+    {
+      "name": "FogStrength",
+      "type": "float",
+      "count": 1,
+      "values": [ 0.0 ]
     }
   ]
 }