Fix an issue with Penumbra connect derping.

Remove a possibly incorrect additional data toggle in the material save process.
Remove Tangent data writing.
Copy additional Data for hair upgrades.

Author: Lunaretic

xivModdingFramework/Materials/FileTypes/Mtrl.cs

@@ -659,13 +659,13 @@ public static byte[] XivMtrlToUncompressedMtrl(XivMtrl xivMtrl)
             }
             if (xivMtrl.ColorSetData != null && xivMtrl.ColorSetData.Count > 0)
             {
-                xivMtrl.AdditionalData[0] |= 0x04;
+                //xivMtrl.AdditionalData[0] |= 0x04;
             }
             else
             {
                 unchecked
                 {
-                    xivMtrl.AdditionalData[0] &= (byte)(~0x04);
+                    //xivMtrl.AdditionalData[0] &= (byte)(~0x04);
                 }
             }
 

xivModdingFramework/Models/FileTypes/Mdl.cs

@@ -2601,12 +2601,13 @@ public static byte[] MakeUncompressedMdlFile(TTModel ttModel, XivMdl ogMdl, Acti
                     // Optional/Situational Elements
                     if (upgradePrecision)
                     {
+                        /*
                         AddVertexHeader(source, new VertexDataStruct()
                         {
                             DataBlock = 1,
                             DataType = VertexDataType.Ubyte4n,
                             DataUsage = VertexUsageType.Tangent
-                        });
+                        });*/
                     }
 
                     AddVertexHeader(source, new VertexDataStruct()
@@ -3968,7 +3969,7 @@ private static bool WriteVectorData(List<byte> buffer, Dictionary<VertexUsageTyp
                     break;
                 case VertexUsageType.Tangent:
                     value = v.Tangent;
-                    handedness = !v.Handedness;
+                    handedness = v.Handedness;
                     break;
                 default:
                     return false;

xivModdingFramework/Mods/EndwalkerUpgrade.cs

@@ -1127,6 +1127,7 @@ private static async Task<Dictionary<string, UpgradeInfo>> UpdateEndwalkerHairMa
             var constantBase = await Mtrl.GetXivMtrl(_SampleHair, true, tx);
             var originalConsts = mtrl.ShaderConstants;
             mtrl.ShaderConstants = constantBase.ShaderConstants;
+            mtrl.AdditionalData = constantBase.AdditionalData;
 
             // Copy the alpha threshold over since the functionality there is unchanged.
             var alpha = originalConsts.FirstOrDefault(x => x.ConstantId == 0x29AC0223);

xivModdingFramework/Mods/FileTypes/PMP.cs

@@ -779,7 +779,17 @@ public static async Task WritePmp(PMPJson pmp, string workingDirectory, string z
             var metapath = Path.Combine(workingDirectory, "meta.json");
             var defaultModPath = Path.Combine(workingDirectory, "default_mod.json");
 
-            if(pmp.Meta.ModTags == null)
+
+            var oldJsons = Directory.EnumerateFiles(workingDirectory, "*.json", SearchOption.TopDirectoryOnly);
+            foreach(var j in oldJsons)
+            {
+                if (Path.GetFileName(j).StartsWith("group_"))
+                {
+                    File.Delete(j);
+                }
+            }
+
+            if (pmp.Meta.ModTags == null)
             {
                 pmp.Meta.ModTags = new List<string>();
             }