feat: Add HDCP capability feedback and setting to Displayport Input on 4xz302 endpoint

feat: Resolve #1073

essentials-framework/Essentials Core/PepperDashEssentialsBase/Bridges/JoinMaps/DmTxControllerJoinMap.cs

@@ -64,6 +64,11 @@ namespace PepperDash.Essentials.Core.Bridges
         public JoinDataComplete VgaContrast = new JoinDataComplete(new JoinData { JoinNumber = 7, JoinSpan = 1 },
             new JoinMetadata { Description = "DM TX Online", JoinCapabilities = eJoinCapabilities.ToFromSIMPL, JoinType = eJoinType.Analog });
 
+        [JoinName("Port3HdcpState")]
+        public JoinDataComplete Port3HdcpState = new JoinDataComplete(new JoinData { JoinNumber = 8, JoinSpan = 1 },
+            new JoinMetadata { Description = "DM TX Port 3 HDCP State Set / Get", JoinCapabilities = eJoinCapabilities.ToFromSIMPL, JoinType = eJoinType.Analog });
+
+
         /// <summary>
         /// Constructor to use when instantiating this Join Map without inheriting from it
         /// </summary>

essentials-framework/Essentials DM/Essentials_DM/Endpoints/Transmitters/DmTx4kz302CController.cs

@@ -18,7 +18,7 @@ namespace PepperDash.Essentials.DM
 
 
     [Description("Wrapper class for DM-TX-4K-Z-302-C")]
-    public class DmTx4kz302CController : DmTxControllerBase, ITxRoutingWithFeedback, IHasFeedback,
+    public class DmTx4kz302CController : DmTxControllerBase, ITxRoutingWithFeedback,
         IIROutputPorts, IComPorts
     {
         public DmTx4kz302C Tx { get; private set; }
@@ -34,6 +34,7 @@ namespace PepperDash.Essentials.DM
         public IntFeedback AudioSourceNumericFeedback { get; protected set; }
         public IntFeedback HdmiIn1HdcpCapabilityFeedback { get; protected set; }
         public IntFeedback HdmiIn2HdcpCapabilityFeedback { get; protected set; }
+        public IntFeedback DisplayPortInHdcpCapabilityFeedback { get; protected set; }
         public BoolFeedback Hdmi1VideoSyncFeedback { get; protected set; }
         public BoolFeedback Hdmi2VideoSyncFeedback { get; protected set; }
         public BoolFeedback DisplayPortVideoSyncFeedback { get; protected set; }
@@ -131,12 +132,23 @@ namespace PepperDash.Essentials.DM
 
             HdmiIn2HdcpCapabilityFeedback = new IntFeedback("HdmiIn2HdcpCapability", () => (int)tx.HdmiInputs[2].HdcpCapabilityFeedback);
 
+            DisplayPortInHdcpCapabilityFeedback = new IntFeedback("DisplayPortHdcpCapability",
+                () => (int) tx.DisplayPortInput.HdcpCapabilityFeedback);
+
+            
+            /*
             HdcpStateFeedback =
                 new IntFeedback(
                     () =>
                         tx.HdmiInputs[1].HdcpCapabilityFeedback > tx.HdmiInputs[2].HdcpCapabilityFeedback
                             ? (int)tx.HdmiInputs[1].HdcpCapabilityFeedback
                             : (int)tx.HdmiInputs[2].HdcpCapabilityFeedback);
+             */
+
+            //yeah this is gross - but it's the quickest way to do this...
+            HdcpStateFeedback = new IntFeedback(() => Math.Max((int) tx.DisplayPortInput.HdcpCapabilityFeedback,
+                Math.Max((int) tx.HdmiInputs[1].HdcpCapabilityFeedback,
+                    (int) tx.HdmiInputs[2].HdcpCapabilityFeedback)));
 
             HdcpSupportCapability = eHdcpCapabilityType.Hdcp2_2Support;
 

essentials-framework/Essentials DM/Essentials_DM/Endpoints/Transmitters/DmTxHelpers.cs

@@ -377,6 +377,26 @@ namespace PepperDash.Essentials.DM
                     }
                 }
 
+                if (txR.InputPorts[DmPortName.DisplayPortIn] != null)
+                {
+                    var inputPort = txR.InputPorts[DmPortName.DisplayPortIn];
+
+                    if (tx.Feedbacks["DisplayPortInHdcpCapability"] != null)
+                    {
+                        var intFeedback = tx.Feedbacks["DisplayPortInHdcpCapability"] as IntFeedback;
+                        if (intFeedback != null)
+                            intFeedback.LinkInputSig(trilist.UShortInput[joinMap.Port3HdcpState.JoinNumber]);
+                    }
+
+                    if (inputPort.ConnectionType == eRoutingPortConnectionType.Hdmi && inputPort.Port != null)
+                    {
+                        var port = inputPort.Port as EndpointDisplayPortInput;
+
+                        SetHdcpCapabilityAction(hdcpTypeSimple, port, joinMap.Port3HdcpState.JoinNumber, trilist);
+                    }
+
+                }
+
             }
 
             var txFreeRun = tx as IHasFreeRun;
@@ -424,6 +444,20 @@ namespace PepperDash.Essentials.DM
                         });
             }
         }
+
+	    private void SetHdcpCapabilityAction(bool hdcpTypeSimple, EndpointDisplayPortInput port, uint join,
+	        BasicTriList trilist)
+	    {
+
+
+	        trilist.SetUShortSigAction(join,
+	            s =>
+	            {
+	                port.HdcpCapability = (eHdcpCapabilityType) s;
+	            });
+
+	    }
+
 	}
 
     public class DmTxControllerFactory : EssentialsDeviceFactory<DmTxControllerBase>