tried to add crouch adjustments

Assets/Scripts/FirstPersonController.cs

@@ -31,6 +31,7 @@ public class FirstPersonController : MonoBehaviour
     [SerializeField] private float walkSpeedInterval = 0.5f;
     private float currentWalkSpeed;
 
+
     [SerializeField] private float walkSpeed = 3.0f;
     [SerializeField] private float sprintSpeed = 6.0f;
     [SerializeField] private float crouchSpeed = 1.5f;
@@ -47,6 +48,7 @@ public class FirstPersonController : MonoBehaviour
     [SerializeField] private float gravity = 30.0f;
 
     [Header("Crouch Parameters")]
+    [SerializeField] private float crouchHeightInterval = 0.1f;
     [SerializeField] private float crouchHeight = 0.5f;
     [SerializeField] private float standingHeight = 2.0f;
     [SerializeField] private float timeToCrouch = 0.25f;
@@ -55,6 +57,13 @@ public class FirstPersonController : MonoBehaviour
     private bool isCrouching;
     private bool duringCrouchAnimation;
 
+    private float targetCrouchHeight; // The target crouch height to apply when "C" key is released
+    private float tempCrouchHeight; // The temporary crouch height while "C" key is held
+    private float currentCrouchHeight;
+    private float minCrouchHeight = 0.5f; // Minimum crouch height
+    private bool isCrouchKeyHeld;
+    private bool crouchHeightAdjustmentEnabled; // Flag to enable crouch height adjustment
+
     [Header("Headbob Parameters")]
     [SerializeField] private float walkBobSpeed = 14f;
     [SerializeField] private float walkBobAmount = 0.05f;
@@ -81,7 +90,7 @@ public class FirstPersonController : MonoBehaviour
         Cursor.lockState = CursorLockMode.Locked;
         Cursor.visible = false;
         currentWalkSpeed = walkSpeed;
-
+        currentCrouchHeight = crouchHeight;
     }
 
     // Update is called once per frame
@@ -102,6 +111,7 @@ public class FirstPersonController : MonoBehaviour
             HandleMovementInput();
             HandleMouseLook();
             HandleSpeedChange();
+            HandleCrouchAdjustment();
 
             if (canJump)
                 HandleJump();
@@ -135,9 +145,77 @@ public class FirstPersonController : MonoBehaviour
 
     private void HandleCrouch()
     {
-        if (ShouldCrouch)
+        if (Input.GetKeyDown(crouchKey) && !duringCrouchAnimation && characterController.isGrounded)
+        {
+            isCrouchKeyHeld = true;
+            tempCrouchHeight = currentCrouchHeight;
+            crouchHeightAdjustmentEnabled = true; // Enable crouch height adjustment
+        }
+
+        if (Input.GetKeyUp(crouchKey) && isCrouchKeyHeld)
+        {
+            // "C" key is released, apply the new crouch height
+            targetCrouchHeight = tempCrouchHeight;
+            isCrouchKeyHeld = false;
             StartCoroutine(CrouchStand());
         }
+    }
+
+    private void HandleCrouchAdjustment()
+    {
+        // Adjust the crouch height based on the scroll wheel input
+        float scroll = Input.GetAxis("Mouse ScrollWheel");
+
+        if (scroll > 0)
+        {
+            // Increase temporary crouch height if within the maximum limit
+            if (tempCrouchHeight < standingHeight)
+            {
+                tempCrouchHeight += crouchHeightInterval;
+            }
+        }
+        else if (scroll < 0)
+        {
+            // Decrease temporary crouch height if within the minimum limit
+            if (tempCrouchHeight > minCrouchHeight)
+            {
+                tempCrouchHeight -= crouchHeightInterval;
+            }
+        }
+
+        // Update the actual crouch height with the temporary crouch height
+        crouchHeight = tempCrouchHeight;
+    }
+
+    private IEnumerator CrouchStand()
+    {
+        if (isCrouching && Physics.Raycast(playerCamera.transform.position, Vector3.up, 1f))
+            yield break;
+        duringCrouchAnimation = true;
+
+        float timeElapsed = 0;
+        float targetHeight = isCrouching ? standingHeight : currentCrouchHeight; // Use currentCrouchHeight here
+        float currentHeight = characterController.height;
+        Vector3 targetCenter = isCrouching ? standingCenter : crouchingCenter;
+        Vector3 currentCenter = characterController.center;
+
+        while (timeElapsed < timeToCrouch)
+        {
+            characterController.height = Mathf.Lerp(currentHeight, targetHeight, timeElapsed / timeToCrouch);
+            characterController.center = Vector3.Lerp(currentCenter, targetCenter, timeElapsed / timeToCrouch);
+            timeElapsed += Time.deltaTime;
+            yield return null;
+        }
+
+        characterController.height = targetHeight;
+        characterController.center = targetCenter;
+
+        isCrouching = !isCrouching;
+        duringCrouchAnimation = false;
+
+        // Update crouchHeight with currentCrouchHeight
+        crouchHeight = currentCrouchHeight;
+    }
 
     private void HandleHeadbob()
     {
@@ -170,33 +248,6 @@ public class FirstPersonController : MonoBehaviour
         characterController.Move(moveDirection * Time.deltaTime);
     }
 
-    private IEnumerator CrouchStand()
-    {
-        if (isCrouching && Physics.Raycast(playerCamera.transform.position, Vector3.up, 1f))
-            yield break;
-        duringCrouchAnimation = true;
-
-        float timeElapsed = 0;
-        float targetHeight = isCrouching ? standingHeight : crouchHeight;
-        float currentHeight = characterController.height;
-        Vector3 targetCenter = isCrouching ? standingCenter : crouchingCenter;
-        Vector3 currentCenter = characterController.center;
-
-        while (timeElapsed < timeToCrouch)
-        {
-            characterController.height = Mathf.Lerp(currentHeight, targetHeight, timeElapsed / timeToCrouch);
-            characterController.center = Vector3.Lerp(currentCenter, targetCenter, timeElapsed);
-            timeElapsed += Time.deltaTime;
-            yield return null;
-        }
-
-        characterController.height = targetHeight;
-        characterController.center = targetCenter;
-
-        isCrouching = !isCrouching;
-
-        duringCrouchAnimation = false;
-    }
     private void HandleSpeedChange()
     {
         float scroll = Input.GetAxis("Mouse ScrollWheel");