From 25257e15171c6a0a2c08f3639376f92f91b640aa Mon Sep 17 00:00:00 2001
From: Boki <boki@stare.gg>
Date: Fri, 13 Feb 2026 16:08:51 -0500
Subject: [PATCH] minimap mostly done

---
 src/Poe2Trade.Navigation/NavigationTypes.cs |  2 +-
 src/Poe2Trade.Navigation/WorldMap.cs        | 15 ++++++++++++---
 2 files changed, 13 insertions(+), 4 deletions(-)

diff --git a/src/Poe2Trade.Navigation/NavigationTypes.cs b/src/Poe2Trade.Navigation/NavigationTypes.cs
index 5b1fcf5..9cddf5d 100644
--- a/src/Poe2Trade.Navigation/NavigationTypes.cs
+++ b/src/Poe2Trade.Navigation/NavigationTypes.cs
@@ -74,7 +74,7 @@ public class MinimapConfig
 
     // Wall detection: target #A2AEE5 (blue-lavender structure lines)
     // HSV(115, 75, 229) — blue hue, low-medium saturation, bright
-    public Scalar WallLoHSV { get; set; } = new(100, 25, 190);
+    public Scalar WallLoHSV { get; set; } = new(110, 25, 190);
     public Scalar WallHiHSV { get; set; } = new(136, 120, 255);
 
     // Connected components: minimum area to keep (kills speckle)
diff --git a/src/Poe2Trade.Navigation/WorldMap.cs b/src/Poe2Trade.Navigation/WorldMap.cs
index bfb8271..f69ed2a 100644
--- a/src/Poe2Trade.Navigation/WorldMap.cs
+++ b/src/Poe2Trade.Navigation/WorldMap.cs
@@ -241,11 +241,21 @@ public class WorldMap : IDisposable
                 dstRoi.Set(row, col, (byte)MapCell.Explored); // lost confidence → demote
         }
 
-        // Mark fog on canvas: only overwrite Unknown (fog is soft data)
+        // Mark fog on canvas: only in a ring between ExploredRadius and ExploredRadius+5
+        var fogInner2 = _config.ExploredRadius * _config.ExploredRadius;
+        var fogOuter = _config.ExploredRadius + 5;
+        var fogOuter2 = fogOuter * fogOuter;
+
         for (var row = 0; row < h; row++)
         for (var col = 0; col < w; col++)
         {
             if (srcRoi.At<byte>(row, col) != (byte)MapCell.Fog) continue;
+
+            var fx = srcX + col - halfSize;
+            var fy = srcY + row - halfSize;
+            var dist2 = fx * fx + fy * fy;
+            if (dist2 < fogInner2 || dist2 > fogOuter2) continue;
+
             if (dstRoi.At<byte>(row, col) == (byte)MapCell.Unknown)
                 dstRoi.Set(row, col, (byte)MapCell.Fog);
         }
@@ -392,8 +402,7 @@ public class WorldMap : IDisposable
                 colored.Set(r, c, new Vec3b(104, 64, 31));
             else if (v == (byte)MapCell.Wall)
                 colored.Set(r, c, new Vec3b(26, 45, 61));
-            else if (v == (byte)MapCell.Fog)
-                colored.Set(r, c, new Vec3b(180, 140, 70)); // light blue
+            // Fog not rendered — too noisy from spell effects bleeding through overlay
         }
 
         var px = cx - x0;