void FixedUpdate()
{
// Get current head position
float currentHeight = head.localPosition.y;
if (IsKeyPressed(keys))
{
// Crouch down
float minHeight = defaultHeadYLocalPosition - crouchYLocalPosition;
// Enforce crouched y local position animation of the head.
if (minHeight < currentHeight)
{
head.localPosition = new Vector3(head.localPosition.x, head.localPosition.y - 0.1f, head.localPosition.z);
}
// Lower the capsule collider.
if (capsuleCollider)
{
capsuleCollider.height = defaultCapsuleColliderHeight - (defaultHeadYLocalPosition - crouchYLocalPosition);
capsuleCollider.center = Vector3.up * capsuleCollider.height * .5f;
}
// Set state.
if (!isCrouched)
{
isCrouched = true;
CrouchStart?.Invoke();
}
}
else
{
// Will the Real Slim Shady please stand up?
float maxHeight = defaultHeadYLocalPosition;
// Reset the head to its default y local position.
if (currentHeight < maxHeight)
{
head.localPosition = new Vector3(head.localPosition.x, head.localPosition.y + 0.1f, head.localPosition.z);
}
// Reset the capsule collider's position.
if (capsuleCollider)
{
capsuleCollider.height = defaultCapsuleColliderHeight;
capsuleCollider.center = Vector3.up * capsuleCollider.height * .5f;
}
// Reset state.
isCrouched = false;
CrouchEnd?.Invoke();
}
}
void LateUpdate()
{
if (Input.GetKey(key))
{
// Enforce crouched y local position of the head.
head.localPosition = new Vector3(head.localPosition.x, crouchYLocalPosition, head.localPosition.z);
// Lower the capsule collider.
if (capsuleCollider)
{
capsuleCollider.height = defaultCapsuleColliderHeight - (defaultHeadYLocalPosition - crouchYLocalPosition);
capsuleCollider.center = Vector3.up * capsuleCollider.height * .5f;
}
// Set state.
if (!IsCrouched)
{
IsCrouched = true;
SetSpeedOverrideActive(true);
CrouchStart?.Invoke();
}
}
else if (IsCrouched)
{
// Reset the head to its default y local position.
head.localPosition = new Vector3(head.localPosition.x, defaultHeadYLocalPosition, head.localPosition.z);
// Reset the capsule collider's position.
if (capsuleCollider)
{
capsuleCollider.height = defaultCapsuleColliderHeight;
capsuleCollider.center = Vector3.up * capsuleCollider.height * .5f;
}
// Reset state.
IsCrouched = false;
SetSpeedOverrideActive(false);
CrouchEnd?.Invoke();
}
}
void LateUpdate()
{
if (Input.GetKey(key))
{
// Enforce a low head.
if (headToLower)
{
// If we don't have the defaultHeadYLocalPosition, get it now.
if (!defaultHeadYLocalPosition.HasValue)
{
defaultHeadYLocalPosition = headToLower.localPosition.y;
}
// Lower the head.
headToLower.localPosition = new Vector3(headToLower.localPosition.x, crouchYHeadPosition, headToLower.localPosition.z);
}
// Enforce a low colliderToLower.
if (colliderToLower)
{
// If we don't have the defaultColliderHeight, get it now.
if (!defaultColliderHeight.HasValue)
{
defaultColliderHeight = colliderToLower.height;
}
// Get lowering amount.
float loweringAmount;
if (defaultHeadYLocalPosition.HasValue)
{
loweringAmount = defaultHeadYLocalPosition.Value - crouchYHeadPosition;
}
else
{
loweringAmount = defaultColliderHeight.Value * .5f;
}
// Lower the colliderToLower.
colliderToLower.height = Mathf.Max(defaultColliderHeight.Value - loweringAmount, 0);
colliderToLower.center = Vector3.up * colliderToLower.height * .5f;
}
// Set IsCrouched state.
if (!IsCrouched)
{
IsCrouched = true;
SetSpeedOverrideActive(true);
CrouchStart?.Invoke();
}
}
else
{
if (IsCrouched)
{
// Rise the head back up.
if (headToLower)
{
headToLower.localPosition = new Vector3(headToLower.localPosition.x, defaultHeadYLocalPosition.Value, headToLower.localPosition.z);
}
// Reset the colliderToLower's height.
if (colliderToLower)
{
colliderToLower.height = defaultColliderHeight.Value;
colliderToLower.center = Vector3.up * colliderToLower.height * .5f;
}
// Reset IsCrouched.
IsCrouched = false;
SetSpeedOverrideActive(false);
CrouchEnd?.Invoke();
}
}
}
