Do not automatically refresh HyperX direct mode unless it has been 50ms since last device update to prevent flickering

RGBController/RGBController_HyperXKeyboard.cpp

@@ -324,6 +324,8 @@ void RGBController_HyperXKeyboard::ResizeZone(int /*zone*/, int /*new_size*/)
 
 void RGBController_HyperXKeyboard::DeviceUpdateLEDs()
 {
+    last_update_time = clock();
+
     if(active_mode == 0)
     {
         hyperx->SetLEDsDirect(colors);
@@ -368,8 +370,11 @@ void RGBController_HyperXKeyboard::KeepaliveThread()
     {
         if(active_mode == 0)
         {
-            UpdateLEDs();
+            if((clock() - last_update_time) > 50)
+            {
+                UpdateLEDs();
+            }
         }
-        Sleep(100);
+        Sleep(10);
     }
 }

RGBController/RGBController_HyperXKeyboard.h

@@ -8,6 +8,8 @@
 \*-----------------------------------------*/
 
 #pragma once
+#include <time.h>
+
 #include "RGBController.h"
 #include "HyperXKeyboardController.h"
 
@@ -32,4 +34,6 @@ public:
     
 private:
     HyperXKeyboardController*   hyperx;
+
+    clock_t                     last_update_time;
 };