From debf6938e56607cd1195679bfb97dc75c33c4755 Mon Sep 17 00:00:00 2001
From: aozhiwei <aozhiwei@kingsome.cn>
Date: Wed, 31 May 2023 12:08:47 +0800
Subject: [PATCH 1/2] 1

---
 server/gameserver/human.h   |  2 ++
 server/gameserver/player.cc | 14 ++++++++++++++
 2 files changed, 16 insertions(+)

diff --git a/server/gameserver/human.h b/server/gameserver/human.h
index ccb179ff..f7042166 100644
--- a/server/gameserver/human.h
+++ b/server/gameserver/human.h
@@ -71,6 +71,8 @@ class Human : public Creature
     std::shared_ptr<cs::MFThrow> throw_bomb;
     std::map<int, std::shared_ptr<cs::MFThrow>> pending_throw_bomb;
     std::shared_ptr<glm::vec3> sand_table_target_pos;
+    std::shared_ptr<glm::vec3> shot_target_pos;
+    std::shared_ptr<glm::vec3> shot_client_pos;
 
     std::string name;
     std::string avatar_url;
diff --git a/server/gameserver/player.cc b/server/gameserver/player.cc
index 2f6bb02d..15e7f497 100644
--- a/server/gameserver/player.cc
+++ b/server/gameserver/player.cc
@@ -1130,6 +1130,20 @@ void Player::_CMMove(f8::MsgHdr& hdr, const cs::CMMove& msg)
             GetMovement()->CalcTargetPos(distance);
         }
     }
+    if (msg.has_shot_target_pos() &&
+        msg.has_shot_client_pos()) {
+        if (!shot_target_pos) {
+            shot_target_pos = std::make_shared<glm::vec3>(0.0f, 0.0f, 0.0f);
+        }
+        if (!shot_client_pos) {
+            shot_client_pos = std::make_shared<glm::vec3>(0.0f, 0.0f, 0.0f);
+        }
+        TypeConvert::FromPb(*shot_target_pos, &msg.shot_target_pos());
+        TypeConvert::FromPb(*shot_client_pos, &msg.shot_client_pos());
+    } else {
+        shot_target_pos = nullptr;
+        shot_client_pos = nullptr;
+    }
     last_cmmove_frameno = room->GetFrameNo();
     trace_target_uniid = msg.trace_target_uniid();
 #ifdef DEBUG1

From 32cb4e1bf1768b4bfaeb39914d82d31b51840553 Mon Sep 17 00:00:00 2001
From: aozhiwei <aozhiwei@kingsome.cn>
Date: Wed, 31 May 2023 13:54:41 +0800
Subject: [PATCH 2/2] 1

---
 server/gameserver/player.cc | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

diff --git a/server/gameserver/player.cc b/server/gameserver/player.cc
index 15e7f497..626fddae 100644
--- a/server/gameserver/player.cc
+++ b/server/gameserver/player.cc
@@ -3,6 +3,9 @@
 #include <math.h>
 #include <float.h>
 #include <assert.h>
+
+#include <cmath>
+
 #include <a8/mutable_xobject.h>
 
 #include <f8/udplog.h>
@@ -621,7 +624,20 @@ void Player::Shot()
             target_dir = attack_dir;
         }
     }
-    Creature::Shot(target_dir, shot_ok, fly_distance, target_uniid);
+    if (shot_target_pos && shot_client_pos) {
+        glm::vec3 old_attack_dir = GetAttackDir();
+        if (std::fabs(shot_client_pos->x - GetPos().GetX()) < 60.0f &&
+            std::fabs(shot_client_pos->y - GetPos().GetY()) < 5.0f &&
+            std::fabs(shot_client_pos->y - GetPos().GetZ()) < 60.0f) {
+            glm::vec3 new_attack_dir = *shot_target_pos - GetPos().ToGlmVec3();
+            GlmHelper::Normalize(new_attack_dir);
+            SetAttackDir(new_attack_dir);
+        }
+        Creature::Shot(target_dir, shot_ok, fly_distance, target_uniid);
+        SetAttackDir(old_attack_dir);
+    } else {
+        Creature::Shot(target_dir, shot_ok, fly_distance, target_uniid);
+    }
 }
 
 void Player::ProcInteraction()