User configurable (profile) max time in seconds for a rumble effect. The rumble watchdog timer used to be fixed 2 secs, but now it is possible to disable this watchdog timer (0 secs value) or set the max time in profile editor.

DS4Windows/DS4Control/ScpUtil.cs

@@ -980,6 +980,20 @@ namespace DS4Windows
             return m_Config.rumble[index];
         }
 
+        public static void setRumbleAutostopTime(int index, int value)
+        {
+            m_Config.rumbleAutostopTime[index] = value;
+            
+            DS4Device tempDev = Program.rootHub.DS4Controllers[index];
+            if (tempDev != null && tempDev.isSynced())
+                tempDev.RumbleAutostopTime = value;
+        }
+
+        public static int getRumbleAutostopTime(int index)
+        {
+            return m_Config.rumbleAutostopTime[index];
+        }
+
         public static double[] Rainbow => m_Config.rainbow;
         public static double getRainbow(int index)
         {
@@ -1949,6 +1963,7 @@ namespace DS4Windows
         // Cache properties instead of performing a string comparison every frame
         public bool[] distanceProfiles = new bool[5] { false, false, false, false, false };
         public Byte[] rumble = new Byte[5] { 100, 100, 100, 100, 100 };
+        public int[] rumbleAutostopTime = new int[5] { 0, 0, 0, 0, 0 }; // Value in milliseconds (0=autustop timer disabled)
         public Byte[] touchSensitivity = new Byte[5] { 100, 100, 100, 100, 100 };
         public StickDeadZoneInfo[] lsModInfo = new StickDeadZoneInfo[5]
         {
@@ -2438,6 +2453,7 @@ namespace DS4Windows
                 xmlColor.InnerText = m_Leds[device].red.ToString() + "," + m_Leds[device].green.ToString() + "," + m_Leds[device].blue.ToString();
                 Node.AppendChild(xmlColor);
                 XmlNode xmlRumbleBoost = m_Xdoc.CreateNode(XmlNodeType.Element, "RumbleBoost", null); xmlRumbleBoost.InnerText = rumble[device].ToString(); Node.AppendChild(xmlRumbleBoost);
+                XmlNode xmlRumbleAutostopTime = m_Xdoc.CreateNode(XmlNodeType.Element, "RumbleAutostopTime", null); xmlRumbleAutostopTime.InnerText = rumbleAutostopTime[device].ToString(); Node.AppendChild(xmlRumbleAutostopTime);
                 XmlNode xmlLedAsBatteryIndicator = m_Xdoc.CreateNode(XmlNodeType.Element, "ledAsBatteryIndicator", null); xmlLedAsBatteryIndicator.InnerText = ledAsBattery[device].ToString(); Node.AppendChild(xmlLedAsBatteryIndicator);
                 XmlNode xmlLowBatteryFlash = m_Xdoc.CreateNode(XmlNodeType.Element, "FlashType", null); xmlLowBatteryFlash.InnerText = flashType[device].ToString(); Node.AppendChild(xmlLowBatteryFlash);
                 XmlNode xmlFlashBatterAt = m_Xdoc.CreateNode(XmlNodeType.Element, "flashBatteryAt", null); xmlFlashBatterAt.InnerText = flashAt[device].ToString(); Node.AppendChild(xmlFlashBatterAt);
@@ -3084,6 +3100,9 @@ namespace DS4Windows
                 try { Item = m_Xdoc.SelectSingleNode("/" + rootname + "/RumbleBoost"); Byte.TryParse(Item.InnerText, out rumble[device]); }
                 catch { missingSetting = true; }
 
+                try { Item = m_Xdoc.SelectSingleNode("/" + rootname + "/RumbleAutostopTime"); Int32.TryParse(Item.InnerText, out rumbleAutostopTime[device]); }
+                catch { missingSetting = true; }
+
                 try { Item = m_Xdoc.SelectSingleNode("/" + rootname + "/ledAsBatteryIndicator"); Boolean.TryParse(Item.InnerText, out ledAsBattery[device]); }
                 catch { missingSetting = true; }
 
@@ -4722,6 +4741,7 @@ namespace DS4Windows
             ledAsBattery[device] = false;
             flashType[device] = 0;
             rumble[device] = 100;
+            rumbleAutostopTime[device] = 0;
             touchSensitivity[device] = 100;
             l2ModInfo[device].deadZone = r2ModInfo[device].deadZone = 0;
             lsModInfo[device].deadZone = rsModInfo[device].deadZone = 10;
@@ -4909,7 +4929,8 @@ namespace DS4Windows
                         control.UnplugOutDev(device, tempDev);
                     }
 
-                    tempDev.setRumble(0, 0);
+                    tempDev.RumbleAutostopTime = rumbleAutostopTime[device];
+                    tempDev.setRumble(0, 0);                    
                 });
 
                 Program.rootHub.touchPad[device]?.ResetTrackAccel(trackballFriction[device]);

DS4Windows/DS4Forms/ProfileEditor.xaml

@@ -910,9 +910,11 @@
                 <StackPanel>
                     <GroupBox Header="{lex:Loc Rumble}" MinHeight="50" Margin="4,4,4,0" Padding="0,4,0,4">
                         <UniformGrid Rows="1" Columns="3">
-                            <UniformGrid Columns="2">
+                            <UniformGrid Columns="4" HorizontalAlignment="Left">
-                                <xctk:IntegerUpDown x:Name="RumbleBoostIUD" d:IsHidden="True" MinWidth="60" Value="{Binding RumbleBoost}" Minimum="0" Maximum="200" Increment="10" />
+                                <xctk:IntegerUpDown x:Name="RumbleBoostIUD" d:IsHidden="True" Value="{Binding RumbleBoost}" Minimum="0" Maximum="200" Increment="10" />
                                 <Label Content="%" />
+                                <xctk:IntegerUpDown x:Name="RumbleAutostopTimeIUD" d:IsHidden="True" Value="{Binding RumbleAutostopTime}" Minimum="0" Maximum="3600" Increment="1" ToolTip="{lex:Loc RumbleMaxSecsTip}"/>
+                                <Label Content="{lex:Loc RumbleMaxSecs}" />
                             </UniformGrid>
 
                             <Button x:Name="heavyRumbleTestBtn" Content="Test Heavy" Margin="10,0,0,0" Click="HeavyRumbleTestBtn_Click" />

DS4Windows/DS4Forms/ViewModels/ProfileSettingsViewModel.cs

@@ -342,6 +342,13 @@ namespace DS4WinWPF.DS4Forms.ViewModels
             set => Global.RumbleBoost[device] = (byte)value;
         }
 
+        public int RumbleAutostopTime
+        {
+            // RumbleAutostopTime value is in milliseconds in XML config file, but GUI uses just seconds
+            get => Global.getRumbleAutostopTime(device) / 1000;
+            set => Global.setRumbleAutostopTime(device, value * 1000);
+        }
+
         private bool heavyRumbleActive;
         public bool HeavyRumbleActive
         {

DS4Windows/DS4Library/DS4Device.cs

@@ -329,6 +329,24 @@ namespace DS4Windows
             return currentHap.RumbleMotorStrengthLeftHeavySlow;
         }
 
+
+        private int rumbleAutostopTime = 0;
+        public int RumbleAutostopTime
+        {
+            get { return rumbleAutostopTime; }
+            set
+            {
+                // Value in milliseconds
+                rumbleAutostopTime = value;
+
+                // If autostop timer is disabled (value 0) then stop existing autostop timer otherwise restart it
+                if (value <= 0)
+                    rumbleAutostopTimer.Reset();
+                else
+                    rumbleAutostopTimer.Restart();
+            }
+        }
+
         public DS4Color LightBarColor
         {
             get { return currentHap.LightBarColor; }
@@ -1251,7 +1269,7 @@ namespace DS4Windows
                 if (rumbleAutostopTimer.IsRunning)
                 {
                     // Workaround to a bug in ViGem driver. Force stop potentially stuck rumble motor on the next output report if there haven't been new rumble events within X seconds
-                    if (rumbleAutostopTimer.ElapsedMilliseconds >= 2000L)
+                    if (rumbleAutostopTimer.ElapsedMilliseconds >= rumbleAutostopTime)
                         setRumble(0, 0);
                 }
 
@@ -1445,10 +1463,14 @@ namespace DS4Windows
             testRumble.RumbleMotorStrengthLeftHeavySlow = leftHeavySlowMotor;
             testRumble.RumbleMotorsExplicitlyOff = rightLightFastMotor == 0 && leftHeavySlowMotor == 0;
 
-            if (testRumble.RumbleMotorsExplicitlyOff)
+            // If rumble autostop timer (msecs) is enabled for this device then restart autostop timer everytime rumble is modified (or stop the timer if rumble is set to zero)
-                rumbleAutostopTimer.Reset();   // Stop an autostop timer because ViGem driver sent properly a zero rumble notification
+            if (rumbleAutostopTime > 0)
-            else
+            {
-                rumbleAutostopTimer.Restart(); // Start an autostop timer to stop potentially stuck rumble motor because of lost rumble notification events from ViGem driver
+                if (testRumble.RumbleMotorsExplicitlyOff)
+                    rumbleAutostopTimer.Reset();   // Stop an autostop timer because ViGem driver sent properly a zero rumble notification
+                else
+                    rumbleAutostopTimer.Restart(); // Start an autostop timer to stop potentially stuck rumble motor because of lost rumble notification events from ViGem driver
+            }
         }
 
         private void MergeStates()

DS4Windows/Translations/Strings.Designer.cs

@@ -187,8 +187,7 @@ namespace DS4WinWPF.Translations {
         }
         
         /// <summary>
-        ///   Looks up a localized string similar to Clear
+        ///   Looks up a localized string similar to Clear.
-        ///.
         /// </summary>
         public static string Clear {
             get {
@@ -502,6 +501,24 @@ namespace DS4WinWPF.Translations {
             }
         }
         
+        /// <summary>
+        ///   Looks up a localized string similar to sec.
+        /// </summary>
+        public static string RumbleMaxSecs {
+            get {
+                return ResourceManager.GetString("RumbleMaxSecs", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   Looks up a localized string similar to Auto stop rumble in secs (0=auto stop disabled).
+        /// </summary>
+        public static string RumbleMaxSecsTip {
+            get {
+                return ResourceManager.GetString("RumbleMaxSecsTip", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   Looks up a localized string similar to Run At Startup.
         /// </summary>
@@ -584,8 +601,7 @@ namespace DS4WinWPF.Translations {
         }
         
         /// <summary>
-        ///   Looks up a localized string similar to Scroll
+        ///   Looks up a localized string similar to Scroll.
-        ///.
         /// </summary>
         public static string TouchScroll {
             get {

DS4Windows/Translations/Strings.resx

@@ -306,4 +306,10 @@
   <data name="WarningsOnly" xml:space="preserve">
     <value>Warnings only</value>
   </data>
+  <data name="RumbleMaxSecs" xml:space="preserve">
+    <value>sec</value>
+  </data>
+  <data name="RumbleMaxSecsTip" xml:space="preserve">
+    <value>Auto stop rumble in secs (0=auto stop disabled)</value>
+  </data>
 </root>