48 lines
1.7 KiB
C#
48 lines
1.7 KiB
C#
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using System;
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using UnityEngine;
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namespace UnityStandardAssets.Vehicles.Ball
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{
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public class Ball : MonoBehaviour
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{
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[SerializeField] private float m_MovePower = 5; // The force added to the ball to move it.
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[SerializeField] private bool m_UseTorque = true; // Whether or not to use torque to move the ball.
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[SerializeField] private float m_MaxAngularVelocity = 25; // The maximum velocity the ball can rotate at.
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[SerializeField] private float m_JumpPower = 2; // The force added to the ball when it jumps.
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private const float k_GroundRayLength = 1f; // The length of the ray to check if the ball is grounded.
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private Rigidbody m_Rigidbody;
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private void Start()
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{
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m_Rigidbody = GetComponent<Rigidbody>();
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// Set the maximum angular velocity.
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GetComponent<Rigidbody>().maxAngularVelocity = m_MaxAngularVelocity;
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}
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public void Move(Vector3 moveDirection, bool jump)
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{
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// If using torque to rotate the ball...
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if (m_UseTorque)
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{
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// ... add torque around the axis defined by the move direction.
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m_Rigidbody.AddTorque(new Vector3(moveDirection.z, 0, -moveDirection.x)*m_MovePower);
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}
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else
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{
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// Otherwise add force in the move direction.
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m_Rigidbody.AddForce(moveDirection*m_MovePower);
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}
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// If on the ground and jump is pressed...
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if (Physics.Raycast(transform.position, -Vector3.up, k_GroundRayLength) && jump)
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{
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// ... add force in upwards.
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m_Rigidbody.AddForce(Vector3.up*m_JumpPower, ForceMode.Impulse);
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}
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}
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}
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}
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