91 lines
3.0 KiB
C#
91 lines
3.0 KiB
C#
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using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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namespace BNG {
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/// <summary>
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/// Apply Gravity to a CharacterController or RigidBody
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/// </summary>
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public class PlayerGravity : MonoBehaviour {
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[Tooltip("If true, will apply gravity to the CharacterController component, or RigidBody if no CC is present.")]
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public bool GravityEnabled = true;
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[Tooltip("Amount of Gravity to apply to the CharacterController or Rigidbody. Default is 'Physics.gravity'.")]
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public Vector3 Gravity = Physics.gravity;
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CharacterController characterController;
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SmoothLocomotion smoothLocomotion;
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Rigidbody playerRigidbody;
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private float _movementY;
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private Vector3 _initialGravityModifier;
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// Save us a null check in FixedUpdate
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private bool _validRigidBody = false;
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void Start() {
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characterController = GetComponent<CharacterController>();
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smoothLocomotion = GetComponentInChildren<SmoothLocomotion>();
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playerRigidbody = GetComponent<Rigidbody>();
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_validRigidBody = playerRigidbody != null;
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_initialGravityModifier = Gravity;
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}
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// Apply Gravity in LateUpdate to ensure it gets applied after any character movement is applied in Update
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void LateUpdate() {
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// Apply Gravity to Character Controller
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if (GravityEnabled && characterController != null && characterController.enabled) {
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_movementY += Gravity.y * Time.deltaTime;
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// Default to smooth locomotion
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if(smoothLocomotion) {
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smoothLocomotion.MoveCharacter(new Vector3(0, _movementY, 0) * Time.deltaTime);
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}
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// Fallback to character controller
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else if(characterController) {
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characterController.Move(new Vector3(0, _movementY, 0) * Time.deltaTime);
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}
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// Reset Y movement if we are grounded
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if (characterController.isGrounded) {
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_movementY = 0;
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}
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}
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}
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void FixedUpdate() {
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// Apply Gravity to Rigidbody Controller
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if (_validRigidBody && GravityEnabled) {
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//playerRigidbody.AddRelativeForce(Gravity, ForceMode.VelocityChange);
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//playerRigidbody.AddForce(new Vector3(0, -Gravity.y * playerRigidbody.mass, 0));
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if(smoothLocomotion && smoothLocomotion.ControllerType == PlayerControllerType.Rigidbody && smoothLocomotion.GroundContacts < 1) {
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}
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playerRigidbody.AddForce(Gravity * playerRigidbody.mass);
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}
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}
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public void ToggleGravity(bool gravityOn) {
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GravityEnabled = gravityOn;
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if (gravityOn) {
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Gravity = _initialGravityModifier;
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}
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else {
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Gravity = Vector3.zero;
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}
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}
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}
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}
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