From 36dd4bf141d63b326eef0ad861eee7c9f364b855 Mon Sep 17 00:00:00 2001
From: Kelsi <kelsihates2fa@gmail.com>
Date: Tue, 5 May 2026 11:12:36 -0700
Subject: [PATCH] feat(editor): WOT metadata includes alpha map presence flag
 per chunk

---
 tools/editor/wowee_terrain.cpp | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/tools/editor/wowee_terrain.cpp b/tools/editor/wowee_terrain.cpp
index 9784630f..445d568b 100644
--- a/tools/editor/wowee_terrain.cpp
+++ b/tools/editor/wowee_terrain.cpp
@@ -61,7 +61,13 @@ bool WoweeTerrain::exportOpen(const pipeline::ADTTerrain& terrain,
                 f << chunk.layers[li].textureId;
                 if (li + 1 < chunk.layers.size()) f << ",";
             }
-            f << "], \"holes\": " << chunk.holes << "}";
+            f << "], \"holes\": " << chunk.holes;
+            // Include alpha map presence flag
+            bool hasAlpha = false;
+            for (size_t li = 1; li < chunk.layers.size(); li++)
+                if (chunk.layers[li].useAlpha()) { hasAlpha = true; break; }
+            f << ", \"hasAlpha\": " << (hasAlpha ? "true" : "false");
+            f << "}";
             if (ci < 255) f << ",";
             f << "\n";
         }