Improve "auto adjust perfomance".

2 files changed, 12 insertions, 1 deletions

diff --git a/src/game.cpp b/src/game.cpp
index 8457cf079..82f919976 100644
--- a/src/game.cpp
+++ b/src/game.cpp
@@ -338,7 +338,8 @@ Game::Game():
     mValidSpeed(true),
     mLastAction(0),
     mNextAdjustTime(cur_time + adjustDelay),
-    mAdjustLevel(0)
+    mAdjustLevel(0),
+    mLowerCounter(0)
 {
     spellManager = new SpellManager;
     spellShortcut = new SpellShortcut;
@@ -586,6 +587,13 @@ void Game::adjustPerfomance()
 
         if (fps < maxFps - 10)
         {
+            if (mLowerCounter < 2)
+            {
+                mLowerCounter ++;
+                mNextAdjustTime = cur_time + 1;
+                return;
+            }
+            mLowerCounter = 0;
             mAdjustLevel ++;
             switch (mAdjustLevel)
             {
@@ -604,6 +612,7 @@ void Game::adjustPerfomance()
                     else
                     {
                         mNextAdjustTime = cur_time + 1;
+                        mLowerCounter = 2;
                     }
                     break;
                 }
@@ -621,6 +630,7 @@ void Game::adjustPerfomance()
                     else
                     {
                         mNextAdjustTime = cur_time + 1;
+                        mLowerCounter = 2;
                     }
                     break;
                 case 3:
diff --git a/src/game.h b/src/game.h
index 88dc9166b..84dca08e9 100644
--- a/src/game.h
+++ b/src/game.h
@@ -117,6 +117,7 @@ class Game
         unsigned mNextAdjustTime;
         int mAdjustLevel;
         bool mAdjustPerfomance;
+        int mLowerCounter;
 
         static Game *mInstance;
 };