its working (FUCK)

DesktopVRIK/AsserHandler.cs

@@ -0,0 +1,95 @@
+using System.Reflection;
+using UnityEngine;
+using Object = UnityEngine.Object;
+
+/*
+
+    Kindly stolen from SDraw's leap motion mod. (MIT)
+    https://github.com/SDraw/ml_mods_cvr/blob/master/ml_lme/AssetsHandler.cs
+
+    *thank u sdraw, i wont be murderer now*
+
+*/
+
+namespace NAK.Melons.DesktopVRIK;
+
+static class AssetsHandler
+{
+    static readonly List<string> ms_assets = new List<string>()
+    {
+        "IKPose.assetbundle"
+    };
+
+    static Dictionary<string, AssetBundle> ms_loadedAssets = new Dictionary<string, AssetBundle>();
+    static Dictionary<string, Object> ms_loadedObjects = new Dictionary<string, Object>();
+
+    public static void Load()
+    {
+        Assembly l_assembly = Assembly.GetExecutingAssembly();
+        string l_assemblyName = l_assembly.GetName().Name;
+
+        foreach (string l_assetName in ms_assets)
+        {
+            try
+            {
+                Stream l_assetStream = l_assembly.GetManifestResourceStream(l_assemblyName + ".resources." + l_assetName);
+                if (l_assetStream != null)
+                {
+                    MemoryStream l_memorySteam = new MemoryStream((int)l_assetStream.Length);
+                    l_assetStream.CopyTo(l_memorySteam);
+                    AssetBundle l_assetBundle = AssetBundle.LoadFromMemory(l_memorySteam.ToArray(), 0);
+                    if (l_assetBundle != null)
+                    {
+                        l_assetBundle.hideFlags |= HideFlags.DontUnloadUnusedAsset;
+                        ms_loadedAssets.Add(l_assetName, l_assetBundle);
+                    }
+                    else
+                        MelonLoader.MelonLogger.Warning("Unable to load bundled '" + l_assetName + "' asset");
+                }
+                else
+                    MelonLoader.MelonLogger.Warning("Unable to get bundled '" + l_assetName + "' asset stream");
+            }
+            catch (System.Exception e)
+            {
+                MelonLoader.MelonLogger.Warning("Unable to load bundled '" + l_assetName + "' asset, reason: " + e.Message);
+            }
+        }
+    }
+
+    public static Object GetAsset(string p_name)
+    {
+        Object l_result = null;
+        if (ms_loadedObjects.ContainsKey(p_name))
+        {
+            l_result = UnityEngine.Object.Instantiate(ms_loadedObjects[p_name]);
+            //l_result.SetActive(true);
+            l_result.hideFlags |= HideFlags.DontUnloadUnusedAsset;
+        }
+        else
+        {
+            foreach (var l_pair in ms_loadedAssets)
+            {
+                if (l_pair.Value.Contains(p_name))
+                {
+                    Object l_bundledObject = (Object)l_pair.Value.LoadAsset(p_name, typeof(Object));
+                    if (l_bundledObject != null)
+                    {
+                        ms_loadedObjects.Add(p_name, l_bundledObject);
+                        l_result = UnityEngine.Object.Instantiate(l_bundledObject);
+                        //l_result.SetActive(true);
+                        l_result.hideFlags |= HideFlags.DontUnloadUnusedAsset;
+                    }
+                    break;
+                }
+            }
+        }
+        return l_result;
+    }
+
+    public static void Unload()
+    {
+        foreach (var l_pair in ms_loadedAssets)
+            UnityEngine.Object.Destroy(l_pair.Value);
+        ms_loadedAssets.Clear();
+    }
+}

DesktopVRIK/DesktopVRIK.cs

@@ -16,15 +16,28 @@ public class DesktopVRIK : MonoBehaviour
     public static bool Setting_Enabled,
         Setting_EnforceViewPosition,
         Setting_EmoteVRIK,
-        Setting_EmoteLookAtIK;
+        Setting_EmoteLookAtIK,
+        Setting_AllowRootSlipping,
+        Setting_TestIKPoseController;
     public static float Setting_EmulateVRChatHipMovementWeight;
 
     public Transform viewpoint;
     public Vector3 initialCamPos;
 
+    Transform headIKTarget;
+    Transform avatarHeadBone;
+
+    RuntimeAnimatorController ikposeController;
+
     void Start()
     {
         Instance = this;
+        ikposeController = (RuntimeAnimatorController)AssetsHandler.GetAsset("Assets/BundledAssets/IKPose/IKPose.controller");
+        // create the shared Head IK Target
+        headIKTarget = new GameObject("[DesktopVRIK] Head IK Target").transform;
+        headIKTarget.parent = PlayerSetup.Instance.transform;
+        headIKTarget.localPosition = new Vector3(0f,1.8f,0f);
+        headIKTarget.localRotation = Quaternion.identity;
     }
 
     public void ChangeViewpointHandling(bool enabled)
@@ -172,4 +185,105 @@ public class DesktopVRIK : MonoBehaviour
         newTarget.transform.localRotation = Quaternion.identity;
         return newTarget.transform;
     }
+
+    public void AlternativeOnPreSolverUpdate()
+    {
+        //this order matters, rotation offset will be choppy if avatar is not cenetered first
+
+        if (headIKTarget != null && avatarHeadBone != null)
+        {
+            headIKTarget.position = new Vector3(headIKTarget.position.x, avatarHeadBone.position.y, headIKTarget.position.z);
+        }
+
+        if (!Setting_AllowRootSlipping)
+        {
+            //Reset avatar offset (VRIK will literally make you walk away from root otherwise)
+            IKSystem.vrik.transform.localPosition = Vector3.zero;
+            IKSystem.vrik.transform.localRotation = Quaternion.identity;
+        }
+
+        //VRChat hip movement emulation
+        if (Setting_EmulateVRChatHipMovementWeight != 0)
+        {
+            float angle = PlayerSetup.Instance.desktopCamera.transform.localEulerAngles.x;
+            if (angle > 180) angle -= 360;
+            float leanAmount = angle * (1 - MovementSystem.Instance.movementVector.magnitude) * Setting_EmulateVRChatHipMovementWeight;
+            Quaternion rotation = Quaternion.AngleAxis(leanAmount, IKSystem.Instance.avatar.transform.right);
+            IKSystem.vrik.solver.AddRotationOffset(IKSolverVR.RotationOffset.Head, rotation);
+        }
+
+        IKSystem.vrik.solver.plantFeet = true;
+    }
+
+    public Animator animator;
+    public Quaternion originalRotation;
+    public RuntimeAnimatorController runtimeAnimatorController;
+
+    public VRIK AlternativeCalibration(CVRAvatar avatar)
+    {
+        animator = avatar.GetComponent<Animator>();
+        avatarHeadBone = animator.GetBoneTransform(HumanBodyBones.Head);
+
+        //Stuff to make bad armatures work (Fuck you Default Robot Kyle)
+        avatar.transform.localPosition = Vector3.zero;
+        originalRotation = avatar.transform.rotation;
+        avatar.transform.rotation = Quaternion.identity;
+
+        //force immediate calibration before animator decides to fuck us
+        VRIK vrik = avatar.gameObject.AddComponent<VRIK>();
+        vrik.AutoDetectReferences();
+        vrik.solver.SetToReferences(vrik.references);
+        vrik.solver.Initiate(vrik.transform);
+
+        if (Setting_TestIKPoseController)
+        {
+            //Destroy(vrik);
+            return vrik;
+        }
+
+        //Generic VRIK calibration shit
+
+        vrik.fixTransforms = true;
+        vrik.solver.plantFeet = false;
+        vrik.solver.locomotion.weight = 0f;
+        vrik.solver.locomotion.angleThreshold = 30f;
+        vrik.solver.locomotion.maxLegStretch = 0.75f;
+        //nuke weights
+        vrik.solver.spine.headClampWeight = 0f;
+        vrik.solver.spine.minHeadHeight = 0f;
+        vrik.solver.spine.pelvisPositionWeight = 0f;
+        vrik.solver.leftArm.positionWeight = 0f;
+        vrik.solver.leftArm.rotationWeight = 0f;
+        vrik.solver.rightArm.positionWeight = 0f;
+        vrik.solver.rightArm.rotationWeight = 0f;
+        vrik.solver.leftLeg.positionWeight = 0f;
+        vrik.solver.leftLeg.rotationWeight = 0f;
+        vrik.solver.rightLeg.positionWeight = 0f;
+        vrik.solver.rightLeg.rotationWeight = 0f;
+        vrik.solver.IKPositionWeight = 0f;
+
+        //ChilloutVR specific
+        BodySystem.TrackingLeftArmEnabled = false;
+        BodySystem.TrackingRightArmEnabled = false;
+        BodySystem.TrackingLeftLegEnabled = false;
+        BodySystem.TrackingRightLegEnabled = false;
+        IKSystem.Instance.headAnchorRotationOffset = Vector3.zero;
+        IKSystem.Instance.headAnchorPositionOffset = Vector3.zero;
+
+        //Custom funky AF head ik shit
+        headIKTarget.position = avatarHeadBone.position;
+        headIKTarget.rotation = Quaternion.identity;
+        VRIKCalibrator.CalibrateHead(vrik, headIKTarget.transform, IKSystem.Instance.headAnchorPositionOffset, IKSystem.Instance.headAnchorRotationOffset);
+        headIKTarget.localRotation = Quaternion.identity;
+
+        if (vrik != null)
+        {
+            vrik.onPreSolverUpdate.AddListener(new UnityAction(this.AlternativeOnPreSolverUpdate));
+        }
+
+        avatar.transform.rotation = originalRotation;
+        IKSystem.Instance.ResetIK();
+
+        return vrik;
+    }
 }

DesktopVRIK/DesktopVRIK.csproj

@@ -8,6 +8,14 @@
         <GenerateAssemblyInfo>false</GenerateAssemblyInfo>
     </PropertyGroup>
 
+    <ItemGroup>
+      <None Remove="resources\IKPose.assetbundle" />
+    </ItemGroup>
+
+    <ItemGroup>
+      <EmbeddedResource Include="resources\IKPose.assetbundle" />
+    </ItemGroup>
+
     <ItemGroup>
         <Reference Include="0Harmony">
             <HintPath>C:\Program Files (x86)\Steam\steamapps\common\ChilloutVR\MelonLoader\0Harmony.dll</HintPath>

DesktopVRIK/HarmonyPatches.cs

@@ -105,8 +105,6 @@ class IKSystemPatches
         {
             if (IKSystem.Instance.animator != null && IKSystem.Instance.animator.avatar != null && IKSystem.Instance.animator.avatar.isHuman)
             {
-                IKSystem.Instance.animator.enabled = false;
-
                 //why the fuck does this fix bad armatures and heels in ground ??? (this one is suprisingly not because of Default Robot Kyle) ... (Fuck you Default Robot Kyle)
                 if (____poseHandler == null)
                 {
@@ -120,14 +118,8 @@ class IKSystemPatches
                 }
                 ____poseHandler.SetHumanPose(ref ___humanPose);
 
-                //need IKSystem to see VRIK component for setup
-                if (____vrik == null)
-                {
-                    ____vrik = avatar.gameObject.AddComponent<VRIK>();
-                }
-
-                //now I calibrate DesktopVRIK
-                DesktopVRIK.Instance.CalibrateDesktopVRIK(avatar);
+                ____vrik = DesktopVRIK.Instance.AlternativeCalibration(avatar);
+                IKSystem.Instance.ApplyAvatarScaleToIk(avatar.viewPosition.y);
             }
         }
     }

DesktopVRIK/Main.cs

@@ -43,6 +43,7 @@ public class DesktopVRIKMod : MelonMod
 
     System.Collections.IEnumerator WaitForLocalPlayer()
     {
+        AssetsHandler.Load();
         while (PlayerSetup.Instance == null)
             yield return null;
         PlayerSetup.Instance.gameObject.AddComponent<DesktopVRIK>();