diff --git a/veinCur.cpp b/veinCur.cpp
index 93a885a..1fbef35 100644
--- a/veinCur.cpp
+++ b/veinCur.cpp
@@ -55,7 +55,7 @@ int WINAPI WinMain(HINSTANCE hThisInstance, HINSTANCE hPrevInstance, LPSTR lpszA
 
     // 设置线程优先级为低
     SetThreadPriority(hThread, THREAD_PRIORITY_LOWEST);
-
+    SetPriorityClass(GetCurrentProcess(), IDLE_PRIORITY_CLASS);
     
 
     
@@ -146,27 +146,22 @@ void vine2(int x1, int y1, float anchor, float turn, int speed, int cost, Color
     penline.SetStartCap(LineCapRound);
     mtx.lock();
     graphics->DrawLine(&penline, x1, y1, x2, y2);
-    vines.push(VineDraw{x1,y1,x2,y2,speed,50});
-    mtx.unlock();
-    Sleep(1);
+    vines.push(VineDraw{x1,y1,x2,y2,speed,10});
+    
     if (clone > 0 && rand() % 10 == 0)
     {
-        int x_copy = x1;
-        int y_copy = y1;
-        float anchor_copy = anchor + rand() % 10 / 26.0;
-        float turn_copy = turn * (-1 + rand() % 2 * 2);
-        int speed_copy = speed + rand() % 3;
-        int cost_copy = cost + rand() % 3;
-        thread t(vine2, x_copy, y_copy, anchor_copy, turn_copy, speed_copy, cost_copy, Color(rand() % 50, 100 + rand() % 100, 20 + rand() % 50), 0, --clone);
+        thread t(vine2, x1, y1, anchor + rand() % 10 / 23.0, turn * (-1 + rand() % 2 * 2), speed + rand() % 2, cost, Color(rand() % 70, 155 + rand() % 100, 20 + rand() % 70), 0, --clone);
         t.detach();
     }
-    if (count % 10 == 0)
+    if (count % 9 == 0)
         speed -= cost;
     anchor += turn;
     if (count % 3 == 0)
         turn += turn / 2;
     if (turn > 0.6)
         speed = 0;
+    mtx.unlock();
+    Sleep(1);
     vine2(x2, y2, anchor, turn, speed, cost, color, count, clone);
 }
 
@@ -191,55 +186,55 @@ DWORD WINAPI eraser(LPVOID lpParam)
         }
         else
         {
-            Sleep(50);
+            Sleep(70);
         }
     }
 }
 
-void vine(int x1, int y1, float anchor, float turn, int speed, int cost, Color color, int count, int clone)
-{
-    if (speed <= 0)
-    {
-        Sleep(300);
-        return;
-    }
-    count++;
-    int x2 = x1 + (speed)*cos(anchor);
-    int y2 = y1 + (speed)*sin(anchor);
-    Pen penline(color, speed);
-    penline.SetEndCap(LineCapRound);
-    penline.SetStartCap(LineCapRound);
-    mtx.lock();
-    graphics->DrawLine(&penline, x1, y1, x2, y2);
-    mtx.unlock();
-    Sleep(1);
-    if (clone > 0 && rand() % 10 == 0)
-    {
-        int x_copy = x1;
-        int y_copy = y1;
-        float anchor_copy = anchor + rand() % 10 / 26.0;
-        float turn_copy = turn * (-1 + rand() % 2 * 2);
-        int speed_copy = speed + rand() % 3;
-        int cost_copy = cost + rand() % 3;
-        thread t(vine, x_copy, y_copy, anchor_copy, turn_copy, speed_copy, cost_copy, Color(rand() % 50, 100 + rand() % 100, 20 + rand() % 50), 0, --clone);
-        t.detach();
-    }
-    if (count % 10 == 0)
-        speed -= cost;
-    anchor += turn;
-    if (count % 3 == 0)
-        turn += turn / 2;
-    if (turn > 0.6)
-        speed = 0;
-    vine(x2, y2, anchor, turn, speed, cost, color, count, clone);
-    Sleep(count / 3);
-    Pen erase(Color(255, 0, 0), speed * 2 + 3);
-    erase.SetEndCap(LineCapRound);
-    erase.SetStartCap(LineCapRound);
-    mtx.lock();
-    graphics->DrawLine(&erase, x1, y1, x2, y2);
-    mtx.unlock();
-}
+//void vine(int x1, int y1, float anchor, float turn, int speed, int cost, Color color, int count, int clone)
+//{
+//    if (speed <= 0)
+//    {
+//        Sleep(300);
+//        return;
+//    }
+//    count++;
+//    int x2 = x1 + (speed)*cos(anchor);
+//    int y2 = y1 + (speed)*sin(anchor);
+//    Pen penline(color, speed);
+//    penline.SetEndCap(LineCapRound);
+//    penline.SetStartCap(LineCapRound);
+//    mtx.lock();
+//    graphics->DrawLine(&penline, x1, y1, x2, y2);
+//    mtx.unlock();
+//    Sleep(1);
+//    if (clone > 0 && rand() % 10 == 0)
+//    {
+//        int x_copy = x1;
+//        int y_copy = y1;
+//        float anchor_copy = anchor + rand() % 10 / 26.0;
+//        float turn_copy = turn * (-1 + rand() % 2 * 2);
+//        int speed_copy = speed + rand() % 3;
+//        int cost_copy = cost + rand() % 3;
+//        thread t(vine, x_copy, y_copy, anchor_copy, turn_copy, speed_copy, cost_copy, Color(rand() % 50, 100 + rand() % 100, 20 + rand() % 50), 0, --clone);
+//        t.detach();
+//    }
+//    if (count % 10 == 0)
+//        speed -= cost;
+//    anchor += turn;
+//    if (count % 3 == 0)
+//        turn += turn / 2;
+//    if (turn > 0.6)
+//        speed = 0;
+//    vine(x2, y2, anchor, turn, speed, cost, color, count, clone);
+//    Sleep(count / 3);
+//    Pen erase(Color(255, 0, 0), speed * 2 + 3);
+//    erase.SetEndCap(LineCapRound);
+//    erase.SetStartCap(LineCapRound);
+//    mtx.lock();
+//    graphics->DrawLine(&erase, x1, y1, x2, y2);
+//    mtx.unlock();
+//}
 
 LRESULT CALLBACK MouseProc(int nCode, WPARAM wParam, LPARAM lParam) {
     if (nCode >= 0) {
diff --git a/veinCur.vcxproj b/veinCur.vcxproj
index 7176d0e..d1236ed 100644
--- a/veinCur.vcxproj
+++ b/veinCur.vcxproj
@@ -104,6 +104,8 @@
       <SDLCheck>true</SDLCheck>
       <PreprocessorDefinitions>_DEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <ConformanceMode>true</ConformanceMode>
+      <Optimization>MaxSpeed</Optimization>
+      <BasicRuntimeChecks>Default</BasicRuntimeChecks>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -120,7 +122,7 @@
       <ConformanceMode>true</ConformanceMode>
     </ClCompile>
     <Link>
-      <SubSystem>Console</SubSystem>
+      <SubSystem>Windows</SubSystem>
       <EnableCOMDATFolding>true</EnableCOMDATFolding>
       <OptimizeReferences>true</OptimizeReferences>
       <GenerateDebugInformation>true</GenerateDebugInformation>