From ebc75c7de04ff817f1a00a9ea1b1b96fa3ba2824 Mon Sep 17 00:00:00 2001
From: aozhiwei <aozhiwei@kingsome.cn>
Date: Sat, 1 Apr 2023 20:23:58 +0800
Subject: [PATCH] 1

---
 server/gameserver/mapinstance.cc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/server/gameserver/mapinstance.cc b/server/gameserver/mapinstance.cc
index e5f5d7b2..cee4e74b 100644
--- a/server/gameserver/mapinstance.cc
+++ b/server/gameserver/mapinstance.cc
@@ -576,6 +576,8 @@ void MapInstance::MarkMapAreaPolys()
         } else if ((poly->flags & SAMPLE_POLYFLAGS_GLASS) == SAMPLE_POLYFLAGS_GLASS) {
             for (int ii = 0; ii < poly->vertCount; ++ii) {
                 const float* vc = &tile->verts[poly->verts[ii]*3];
+                grass_pos_hash_.push_back
+                    (glm::vec3(vc[0], vc[1], vc[2]));
             }
         }
         poly_ext_datas_.push_back(ext_flag);