添加伤害公式

server/gameserver/bullet.cc

@@ -104,8 +104,11 @@ void Bullet::OnHit(std::set<Entity*>& objects)
 #else
                 if (!hum->dead && (hum->team_id == 0 || hum->team_id != player->team_id)) {
 #endif
-                    player->stats.damage_amount += 10;
+                    float dmg = gun_meta->i->atk();
-                    hum->DecHP(10, player->entity_uniid, player->name);
+                    float def = hum->def;
+                    float finaly_dmg = dmg * (1 - def/MetaMgr::Instance()->K);
+                    player->stats.damage_amount += finaly_dmg;
+                    hum->DecHP(finaly_dmg, player->entity_uniid, player->name);
                 }
             }
             break;
@@ -113,7 +116,12 @@ void Bullet::OnHit(std::set<Entity*>& objects)
             {
                 Obstacle* obstacle = (Obstacle*)target;
                 if (!obstacle->dead && obstacle->meta->i->attack_type() == 1) {
-                    obstacle->health = std::max(0.0f, obstacle->health - 10);
+                    float dmg = gun_meta->i->atk();
+                    float def = 0;
+                    float finaly_dmg = dmg * (1 - def/MetaMgr::Instance()->K);
+                    player->stats.damage_amount += finaly_dmg;
+
+                    obstacle->health = std::max(0.0f, obstacle->health - finaly_dmg);
                     obstacle->dead = obstacle->health <= 0.01f;
                     obstacle->dead_frameno = room->frame_no;
                     if (obstacle->dead) {

server/gameserver/human.cc

@@ -826,3 +826,16 @@ bool Human::CanSee(Human* hum)
 {
     return room->grid_service.InView(grid_id, hum->grid_id);
 }
+
+void Human::RecalcAttr()
+{
+    def = meta->i->def();
+    MetaData::Equip* chest_meta = MetaMgr::Instance()->GetEquip(chest);
+    if (chest_meta) {
+        def += chest_meta->i->def();
+    }
+    MetaData::Equip* helmet_meta = MetaMgr::Instance()->GetEquip(helmet);
+    if (helmet_meta) {
+        def += helmet_meta->i->def();
+    }
+}

server/gameserver/human.h

@@ -86,6 +86,9 @@ class Human : public Entity
     long long jump_frameno = 0;
 
     long long send_msg_times = 0;
+
+    float def = 0.0f;
+
     Human();
     virtual ~Human() override;
     virtual void Initialize() override;
@@ -128,6 +131,7 @@ class Human : public Entity
     void FillMFActivePlayerData(cs::MFActivePlayerData* player_data);
     void FillMFGasData(cs::MFGasData* gas_data);
     bool CanSee(Human* hum);
+    void RecalcAttr();
 
 protected:
     long long last_shot_frameno_ = 0;

server/gameserver/metamgr.cc

@@ -71,6 +71,10 @@ public:
         {
             MetaMgr::Instance()->gas_inactive_time = MetaMgr::Instance()->GetSysParamAsInt("gas_inactive_time");
             MetaMgr::Instance()->jump_time = MetaMgr::Instance()->GetSysParamAsFloat("jump_time");
+            MetaMgr::Instance()->K = MetaMgr::Instance()->GetSysParamAsFloat("K");
+            if (MetaMgr::Instance()->K < 0.01f) {
+                abort();
+            }
         }
         #endif
     }

server/gameserver/metamgr.h

@@ -33,6 +33,7 @@ class MetaMgr : public a8::Singleton<MetaMgr>
 
     int gas_inactive_time = 10;
     int jump_time = 10;
+    float K = 100.0f;
 
  private:
     MetaDataLoader* loader_ = nullptr;

server/gameserver/player.cc

@@ -675,6 +675,7 @@ void Player::LootInteraction(Loot* entity)
                                 room->DropItem(pos, old_item_meta->i->id(), 1);
                             }
                             chest = item_meta->i->id();
+                            RecalcAttr();
                         } else if (item_meta->i->equip_subtype() == 2) {
                             //头盔
                             MetaData::Equip* old_item_meta = MetaMgr::Instance()->GetEquip(helmet);
@@ -685,6 +686,7 @@ void Player::LootInteraction(Loot* entity)
                                 room->DropItem(pos, old_item_meta->i->id(), 1);
                             }
                             helmet = item_meta->i->id();
+                            RecalcAttr();
                         }
                     }
                     break;

server/tools/protobuild/metatable.proto

@@ -78,6 +78,7 @@ message Player
     optional float radius = 2; //半径
     optional int32 health = 3; //初始血量
     optional int32 move_speed = 4; //移动速度
+    optional float def = 5; //防御
 }
 
 message Skill