35 lines
1.1 KiB
C#
35 lines
1.1 KiB
C#
using UnityEngine;
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public class BasicRigidBodyPush : MonoBehaviour
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{
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public LayerMask pushLayers;
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public bool canPush;
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[Range(0.5f, 5f)] public float strength = 1.1f;
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private void OnControllerColliderHit(ControllerColliderHit hit)
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{
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if (canPush) PushRigidBodies(hit);
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}
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private void PushRigidBodies(ControllerColliderHit hit)
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{
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// https://docs.unity3d.com/ScriptReference/CharacterController.OnControllerColliderHit.html
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// make sure we hit a non kinematic rigidbody
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Rigidbody body = hit.collider.attachedRigidbody;
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if (body == null || body.isKinematic) return;
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// make sure we only push desired layer(s)
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var bodyLayerMask = 1 << body.gameObject.layer;
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if ((bodyLayerMask & pushLayers.value) == 0) return;
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// We dont want to push objects below us
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if (hit.moveDirection.y < -0.3f) return;
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// Calculate push direction from move direction, horizontal motion only
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Vector3 pushDir = new Vector3(hit.moveDirection.x, 0.0f, hit.moveDirection.z);
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// Apply the push and take strength into account
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body.AddForce(pushDir * strength, ForceMode.Impulse);
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}
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} |