fix.修复自动抄作业，识别干员之后总会再去识别其中某几个的问题

src/MeoAssistant/BattleImageAnalyzer.cpp

@@ -17,6 +17,8 @@ bool asst::BattleImageAnalyzer::set_target(int target)
 
 bool asst::BattleImageAnalyzer::analyze()
 {
+    clear();
+
     // HP 作为 flag，无论如何都识别。表明当前画面是在战斗场景的
     bool ret = hp_analyze();
 
@@ -84,6 +86,16 @@ int asst::BattleImageAnalyzer::get_kills() const noexcept
     return m_kills;
 }
 
+void asst::BattleImageAnalyzer::clear() noexcept
+{
+    m_opers.clear();
+    m_homes.clear();
+    m_ready_skills.clear();
+    m_hp = 0;
+    m_kills = 0;
+    m_cost = 0;
+}
+
 bool asst::BattleImageAnalyzer::opers_analyze()
 {
     LogTraceFunction;

src/MeoAssistant/BattleImageAnalyzer.h

@@ -35,6 +35,8 @@ namespace asst
         int get_hp() const noexcept;
         int get_kills() const noexcept;
 
+        void clear() noexcept;
+
     protected:
         bool opers_analyze();   // 识别干员
         BattleRole oper_role_analyze(const Rect& roi);

src/MeoAssistant/BattleProcessTask.cpp

@@ -95,6 +95,13 @@ bool asst::BattleProcessTask::analyze_opers_preview()
 
     // 干员头像出来之后，还要过 2 秒左右才可以点击，这里要加个延时
     sleep(Task.get("BattleWaitingToLoad")->rear_delay);
+    while (true) {
+        oper_analyzer.set_image(m_ctrler->get_image());
+        if (oper_analyzer.analyze()) {
+            break;
+        }
+        std::this_thread::yield();
+    }
     battle_pause();
 
     auto opers = oper_analyzer.get_opers();