From 7a768afa005861a6f5d42ade76d285d43252c622 Mon Sep 17 00:00:00 2001
From: Haselnussbomber <mail@haselnussbomber.de>
Date: Mon, 20 Jan 2025 08:46:38 +0100
Subject: [PATCH] Add DrawDataContainer.LoadGearsetData (#1277)

* Add DrawDataContainer.LoadGearsetData

Co-authored-by: Cordelia <buzzmodetrix@gmail.com>

* Add RaptureGearsetModule.EquipGearsetInternal

Co-authored-by: Cordelia <buzzmodetrix@gmail.com>

* Fix namespace

---------

Co-authored-by: Cordelia <buzzmodetrix@gmail.com>
---
 .../Client/Game/Character/DrawDataContainer.cs  | 12 ++++++++++++
 .../Game/Network/PacketPlayerGearsetData.cs     | 17 +++++++++++++++++
 .../Client/UI/Misc/RaptureGearsetModule.cs      |  3 +++
 ida/data.yml                                    |  2 ++
 4 files changed, 34 insertions(+)
 create mode 100644 FFXIVClientStructs/FFXIV/Client/Game/Network/PacketPlayerGearsetData.cs

diff --git a/FFXIVClientStructs/FFXIV/Client/Game/Character/DrawDataContainer.cs b/FFXIVClientStructs/FFXIV/Client/Game/Character/DrawDataContainer.cs
index 8ecc09b5c..2b5696eb0 100644
--- a/FFXIVClientStructs/FFXIV/Client/Game/Character/DrawDataContainer.cs
+++ b/FFXIVClientStructs/FFXIV/Client/Game/Character/DrawDataContainer.cs
@@ -1,4 +1,5 @@
 using System.Diagnostics.CodeAnalysis;
+using FFXIVClientStructs.FFXIV.Client.Game.Network;
 using FFXIVClientStructs.FFXIV.Client.Graphics.Scene;
 using FFXIVClientStructs.FFXIV.Client.UI.Agent;
 
@@ -70,6 +71,9 @@ public ref EquipmentModelId Equipment(EquipmentSlot slot) {
     [MemberFunction("E8 ?? ?? ?? ?? EB 50 44 8B 03")]
     public partial void SetGlasses(int index, ushort id);
 
+    [MemberFunction("48 89 5C 24 ?? 55 56 57 41 54 41 55 41 56 41 57 48 81 EC ?? ?? ?? ?? 48 8B 05 ?? ?? ?? ?? 48 33 C4 48 89 84 24 ?? ?? ?? ?? 44 0F B6 B9")]
+    public partial void LoadGearsetData(PacketPlayerGearsetData* gearsetData);
+
     public enum EquipmentSlot : uint {
         Head = 0,
         Body = 1,
@@ -200,3 +204,11 @@ public struct EquipmentModelId {
 
     [FieldOffset(0), CExportIgnore] public ulong Value;
 }
+
+[StructLayout(LayoutKind.Explicit, Size = 4)]
+public struct LegacyEquipmentModelId {
+    [FieldOffset(0)] public ushort Id;
+    [FieldOffset(2)] public byte Variant;
+    [FieldOffset(3)] public byte Stain;
+    // Second Stain id is stored separately
+}
diff --git a/FFXIVClientStructs/FFXIV/Client/Game/Network/PacketPlayerGearsetData.cs b/FFXIVClientStructs/FFXIV/Client/Game/Network/PacketPlayerGearsetData.cs
new file mode 100644
index 000000000..fff98bed3
--- /dev/null
+++ b/FFXIVClientStructs/FFXIV/Client/Game/Network/PacketPlayerGearsetData.cs
@@ -0,0 +1,17 @@
+using FFXIVClientStructs.FFXIV.Client.Game.Character;
+
+namespace FFXIVClientStructs.FFXIV.Client.Game.Network;
+
+[GenerateInterop]
+[StructLayout(LayoutKind.Explicit, Size = 0x46)]
+public partial struct PacketPlayerGearsetData {
+    // Stores the weapon data. Includes both dyes in the data. </summary>
+    [FieldOffset(0x00)] public WeaponModelId MainhandWeaponData;
+    [FieldOffset(0x08)] public WeaponModelId OffhandWeaponData;
+    [FieldOffset(0x10)] public byte CrestBitField; // A Bitfield:: ShieldCrest == 1, HeadCrest == 2, Chest Crest == 4
+    [FieldOffset(0x11)] public byte JobId; // Job ID associated with the gearset change.
+    [FieldOffset(0x12)] private byte Unk12; // Flicks from 0 to 128 (anywhere inbetween), have yet to associate what it is linked to. Remains the same when flicking between gearsets of the same job.
+    [FieldOffset(0x13)] private byte Unk13; // I have never seen this be anything other than 0.
+    [FieldOffset(0x14), FixedSizeArray] internal FixedSizeArray10<LegacyEquipmentModelId> _equipmentModelIds;
+    [FieldOffset(0x3C), FixedSizeArray] internal FixedSizeArray10<byte> _equipmentSecondaryDyes;
+}
diff --git a/FFXIVClientStructs/FFXIV/Client/UI/Misc/RaptureGearsetModule.cs b/FFXIVClientStructs/FFXIV/Client/UI/Misc/RaptureGearsetModule.cs
index 4b6f8253e..ee5f225c0 100644
--- a/FFXIVClientStructs/FFXIV/Client/UI/Misc/RaptureGearsetModule.cs
+++ b/FFXIVClientStructs/FFXIV/Client/UI/Misc/RaptureGearsetModule.cs
@@ -64,6 +64,9 @@ public unsafe partial struct RaptureGearsetModule {
     [MemberFunction("48 89 5C 24 ?? 48 89 74 24 ?? 57 48 83 EC 20 48 8B F9 41 0F B6 F0 48 8D 0D")]
     public partial int EquipGearset(int gearsetId, byte glamourPlateId = 0);
 
+    [MemberFunction("40 55 53 56 57 41 57 48 8D AC 24 ?? ?? ?? ?? 48 81 EC ?? ?? ?? ?? 48 8B 05 ?? ?? ?? ?? 48 33 C4 48 89 85 ?? ?? ?? ?? 4C 63 FA")]
+    public partial int EquipGearsetInternal(int gearsetId, byte glamourPlateId = 0);
+
     /// <summary>
     /// Save the player's current inventory to a new gearset at the next possible ID.
     /// </summary>
diff --git a/ida/data.yml b/ida/data.yml
index 33432fa6c..ef1a85b38 100644
--- a/ida/data.yml
+++ b/ida/data.yml
@@ -353,6 +353,7 @@ functions:
   0x140A03370: ProcessPacketPlayerStateFlags
   0x140A03390: ProcessPacketPlayerClassInfo
   0x140A034C0: ProcessPacketPlayerBlueMageActions
+  0x140A034E0: ProcessPacketPlayerGearsetData
   0x140A03520: ProcessPacketUpdateRecastTimes
   0x140A03570: ProcessPacketActorSetPos
   0x140A03590: ProcessPacketActorMove
@@ -8394,6 +8395,7 @@ classes:
         base: Client::Game::Character::ContainerInterface
     funcs:
       # 0x1413171F0: ctor # inlined at 0x1408CF5D2
+      0x140842F50: LoadGearsetData
       0x140843E20: LoadWeapon
       0x140844AE0: HideWeapons
       0x1408454C0: LoadEquipment