From 8a8d5370b5be3f98c3d0ee0b868e0ead2ccf693d Mon Sep 17 00:00:00 2001
From: aozhiwei <aozhiwei@kingsome.cn>
Date: Thu, 9 Sep 2021 13:12:31 +0800
Subject: [PATCH] 1

---
 server/gameserver/buff.cc               |  5 ++++-
 server/gameserver/creature.cc           | 10 ++++++++++
 server/gameserver/metadata.cc           | 22 ++++++++++++++++++++++
 server/gameserver/metadata.h            |  2 ++
 server/tools/protobuild/metatable.proto |  2 ++
 5 files changed, 40 insertions(+), 1 deletion(-)

diff --git a/server/gameserver/buff.cc b/server/gameserver/buff.cc
index 6212fc1..e09d56e 100644
--- a/server/gameserver/buff.cc
+++ b/server/gameserver/buff.cc
@@ -363,7 +363,10 @@ void Buff::ProcSprint()
                  std::set<Creature*> enemys;
                  buff->owner->GetHitEnemys(enemys, buff->meta->param4);
                  for (auto& enemy : enemys) {
-                     if (enemy->IsEntityType(ET_Car)) {
+                     if (!buff->meta->int_param5 && enemy->IsEntityType(ET_Car)) {
+                         continue;
+                     }
+                     if (enemy->IsHuman() && enemy->AsHuman()->GetCar()) {
                          continue;
                      }
                      if (hited_objects->find(enemy->GetUniId()) == hited_objects->end()) {
diff --git a/server/gameserver/creature.cc b/server/gameserver/creature.cc
index 5730fae..ad61a21 100644
--- a/server/gameserver/creature.cc
+++ b/server/gameserver/creature.cc
@@ -303,6 +303,16 @@ int Creature::AddBuff(Creature* caster,
                        int skill_lv,
                        MetaData::Skill* buff_skill_meta)
 {
+    if (buff_meta->only_spec_race) {
+        if (!a8::HasBitFlag(buff_meta->only_spec_race, GetEntityType())) {
+            return 0;
+        }
+    }
+    if (buff_meta->exclude_spec_race) {
+        if (a8::HasBitFlag(buff_meta->exclude_spec_race, GetEntityType())) {
+            return 0;
+        }
+    }
     if (buff_meta->i->buff_interval() > 0) {
         if (buff_interval_hash_.find(buff_meta->i->buff_id()) != buff_interval_hash_.end()) {
             return 0;
diff --git a/server/gameserver/metadata.cc b/server/gameserver/metadata.cc
index ca00c60..598bcf0 100644
--- a/server/gameserver/metadata.cc
+++ b/server/gameserver/metadata.cc
@@ -934,6 +934,28 @@ namespace MetaData
                 param4_int_list.push_back(a8::XValue(str).GetInt());
             }
         }
+        {
+            std::vector<std::string> strings;
+            a8::Split(i->only_spec_race(), strings, '|');
+            for (auto& str : strings) {
+                int n = a8::XValue(str);
+                if (n <= 0 || n > 63) {
+                    abort();
+                }
+                a8::SetBitFlag(only_spec_race, n);
+            }
+        }
+        {
+            std::vector<std::string> strings;
+            a8::Split(i->exclude_spec_race(), strings, '|');
+            for (auto& str : strings) {
+                int n = a8::XValue(str);
+                if (n <= 0 || n > 63) {
+                    abort();
+                }
+                a8::SetBitFlag(exclude_spec_race, n);
+            }
+        }
         {
             std::vector<std::string> strings;
             a8::Split(i->tag(), strings, '|');
diff --git a/server/gameserver/metadata.h b/server/gameserver/metadata.h
index 6dfa590..dac5177 100644
--- a/server/gameserver/metadata.h
+++ b/server/gameserver/metadata.h
@@ -237,6 +237,8 @@ namespace MetaData
         std::set<int> immune_buffeffect;
         std::vector<std::tuple<int, float, float, int, int, int>> hero_infos;
         std::set<int> tags;
+        long long only_spec_race = 0;
+        long long exclude_spec_race = 0;
 
         std::vector<int> child_buff_list;
     };
diff --git a/server/tools/protobuild/metatable.proto b/server/tools/protobuild/metatable.proto
index 9ce4479..b942f9d 100755
--- a/server/tools/protobuild/metatable.proto
+++ b/server/tools/protobuild/metatable.proto
@@ -288,6 +288,8 @@ message Buff
     optional int32 buff_interval = 24;
     optional string tag = 25;
     optional int32 post_battle_valid = 26;
+    optional string only_spec_race = 27;
+    optional string exclude_spec_race = 28;
 }
 
 message Drop