Got a functional implementation of wall running that I am satisfied with

Add momentum to movement

Assets/Scenes/Test Scene.unity

@@ -167,7 +167,7 @@ GameObject:
   - component: {fileID: 194035205}
   m_Layer: 0
   m_Name: Running Wall Left
-  m_TagString: Environment
+  m_TagString: Wall
   m_Icon: {fileID: 0}
   m_NavMeshLayer: 0
   m_StaticEditorFlags: 0
@@ -180,8 +180,8 @@ Transform:
   m_PrefabAsset: {fileID: 0}
   m_GameObject: {fileID: 194035203}
   m_LocalRotation: {x: 0, y: 0, z: 0, w: 1}
-  m_LocalPosition: {x: 62, y: 6.5, z: 12}
-  m_LocalScale: {x: 25, y: 20, z: 0.25}
+  m_LocalPosition: {x: 80, y: 6.5, z: 12}
+  m_LocalScale: {x: 75, y: 20, z: 0.25}
   m_Children: []
   m_Father: {fileID: 1013482115}
   m_RootOrder: 0
@@ -366,7 +366,7 @@ Transform:
   m_PrefabAsset: {fileID: 0}
   m_GameObject: {fileID: 203887784}
   m_LocalRotation: {x: 0, y: 0, z: 0, w: 1}
-  m_LocalPosition: {x: 84, y: -0.5, z: 6}
+  m_LocalPosition: {x: 120, y: -0.5, z: 6}
   m_LocalScale: {x: 20, y: 0.5, z: 12}
   m_Children: []
   m_Father: {fileID: 833538478}
@@ -1205,7 +1205,7 @@ CapsuleCollider:
   m_PrefabAsset: {fileID: 0}
   m_GameObject: {fileID: 741217452}
   m_Material: {fileID: 0}
-  m_IsTrigger: 0
+  m_IsTrigger: 1
   m_Enabled: 1
   m_Radius: 0.5
   m_Height: 2
@@ -1391,7 +1391,7 @@ GameObject:
   - component: {fileID: 858957127}
   m_Layer: 0
   m_Name: Running Wall Right
-  m_TagString: Environment
+  m_TagString: Wall
   m_Icon: {fileID: 0}
   m_NavMeshLayer: 0
   m_StaticEditorFlags: 0
@@ -1404,8 +1404,8 @@ Transform:
   m_PrefabAsset: {fileID: 0}
   m_GameObject: {fileID: 858957125}
   m_LocalRotation: {x: 0, y: 0, z: 0, w: 1}
-  m_LocalPosition: {x: 62, y: 6.5, z: 0}
-  m_LocalScale: {x: 25, y: 20, z: 0.25}
+  m_LocalPosition: {x: 80, y: 6.5, z: 0}
+  m_LocalScale: {x: 75, y: 20, z: 0.25}
   m_Children: []
   m_Father: {fileID: 1013482115}
   m_RootOrder: 1
@@ -2045,8 +2045,8 @@ Transform:
   m_PrefabAsset: {fileID: 0}
   m_GameObject: {fileID: 1853948297}
   m_LocalRotation: {x: 0, y: 0, z: 0, w: 1}
-  m_LocalPosition: {x: 62, y: -3.5, z: 6}
-  m_LocalScale: {x: 25, y: 0.25, z: 12}
+  m_LocalPosition: {x: 80, y: -3.5, z: 6}
+  m_LocalScale: {x: 75, y: 0.25, z: 12}
   m_Children: []
   m_Father: {fileID: 833538478}
   m_RootOrder: 1

Assets/Scripts/PlayerController.cs

@@ -22,7 +22,9 @@ public class PlayerController : MonoBehaviour
     public Transform pivot;
     public GameObject playerModel;
 
+    private bool wallRunning = false;
     private int jump = 0;
+    private int wall = 0;
     private float maxSpeedStore;
     private float capsuleHeight;
     private float controllerHeight;
@@ -45,6 +47,17 @@ public class PlayerController : MonoBehaviour
         maxSpeedStore = maxSpeed;
     }
 
+    void OnControllerColliderHit(ControllerColliderHit hit)
+    {
+
+        if(hit.gameObject.tag == "Wall")
+        {
+            wallRunning = true;
+            wall++;
+        }
+        
+    }
+
     void Update()
     {
 
@@ -62,7 +75,7 @@ public class PlayerController : MonoBehaviour
         if (jump <= 1)
         {
             //moveDirection = moveDirection.normalized * speed; //Remove this line to make running diagonal the fastest standard run
-            maxSpeed = maxSpeedStore;
+            //maxSpeed = maxSpeedStore;
 
         } else {
             //moveDirection = (moveDirection.normalized * speed)/4; //Remove this line to make running diagonal the fastest standard run
@@ -133,8 +146,36 @@ public class PlayerController : MonoBehaviour
             jump++;
         }
 
+        if (characterController.collisionFlags == CollisionFlags.None)
+        {
+            wallRunning = false;
+            wall = 0;
+        }
+
         moveDirection.y += Physics.gravity.y * gravity * Time.deltaTime;
 
+        if (wallRunning)
+        {
+            maxSpeed = maxSpeedStore*1.5f;
+            jump = 0;
+
+            if(wall == 1)
+            {
+                startTime = Time.time;
+            }
+
+            if(startTime + oneSec < Time.time)
+            {
+                
+                moveDirection.y += Physics.gravity.y * (gravity/8) * Time.deltaTime;
+                //wallRunning = false;
+                maxSpeed = maxSpeedStore;
+                
+            } else {
+                moveDirection.y = 0.0f;
+            }
+        } 
+
         velocity = Vector3.ClampMagnitude(velocity, maxSpeed);
 
         velocity.y = moveDirection.y;

ProjectSettings/TagManager.asset

@@ -5,6 +5,7 @@ TagManager:
   serializedVersion: 2
   tags:
   - Environment
+  - Wall
   layers:
   - Default
   - TransparentFX