Загрузка XR и URP
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LikhenkoVG
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using Unity.XR.CoreUtils;
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using UnityEngine.Assertions;
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namespace UnityEngine.XR.Interaction.Toolkit.Samples.StarterAssets
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{
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/// <summary>
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/// A version of action-based continuous movement that automatically controls the frame of reference that
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/// determines the forward direction of movement based on user preference for each hand.
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/// For example, can configure to use head relative movement for the left hand and controller relative movement for the right hand.
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/// </summary>
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public class DynamicMoveProvider : ActionBasedContinuousMoveProvider
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{
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/// <summary>
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/// Defines which transform the XR Origin's movement direction is relative to.
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/// </summary>
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/// <seealso cref="leftHandMovementDirection"/>
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/// <seealso cref="rightHandMovementDirection"/>
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public enum MovementDirection
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{
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/// <summary>
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/// Use the forward direction of the head (camera) as the forward direction of the XR Origin's movement.
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/// </summary>
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HeadRelative,
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/// <summary>
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/// Use the forward direction of the hand (controller) as the forward direction of the XR Origin's movement.
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/// </summary>
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HandRelative,
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}
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[Space, Header("Movement Direction")]
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[SerializeField]
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[Tooltip("Directs the XR Origin's movement when using the head-relative mode. If not set, will automatically find and use the XR Origin Camera.")]
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Transform m_HeadTransform;
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/// <summary>
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/// Directs the XR Origin's movement when using the head-relative mode. If not set, will automatically find and use the XR Origin Camera.
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/// </summary>
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public Transform headTransform
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{
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get => m_HeadTransform;
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set => m_HeadTransform = value;
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}
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[SerializeField]
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[Tooltip("Directs the XR Origin's movement when using the hand-relative mode with the left hand.")]
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Transform m_LeftControllerTransform;
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/// <summary>
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/// Directs the XR Origin's movement when using the hand-relative mode with the left hand.
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/// </summary>
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public Transform leftControllerTransform
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{
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get => m_LeftControllerTransform;
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set => m_LeftControllerTransform = value;
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}
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[SerializeField]
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[Tooltip("Directs the XR Origin's movement when using the hand-relative mode with the right hand.")]
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Transform m_RightControllerTransform;
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public Transform rightControllerTransform
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{
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get => m_RightControllerTransform;
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set => m_RightControllerTransform = value;
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}
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[SerializeField]
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[Tooltip("Whether to use the specified head transform or left controller transform to direct the XR Origin's movement for the left hand.")]
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MovementDirection m_LeftHandMovementDirection;
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/// <summary>
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/// Whether to use the specified head transform or controller transform to direct the XR Origin's movement for the left hand.
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/// </summary>
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/// <seealso cref="MovementDirection"/>
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public MovementDirection leftHandMovementDirection
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{
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get => m_LeftHandMovementDirection;
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set => m_LeftHandMovementDirection = value;
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}
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[SerializeField]
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[Tooltip("Whether to use the specified head transform or right controller transform to direct the XR Origin's movement for the right hand.")]
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MovementDirection m_RightHandMovementDirection;
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/// <summary>
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/// Whether to use the specified head transform or controller transform to direct the XR Origin's movement for the right hand.
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/// </summary>
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/// <seealso cref="MovementDirection"/>
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public MovementDirection rightHandMovementDirection
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{
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get => m_RightHandMovementDirection;
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set => m_RightHandMovementDirection = value;
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}
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Transform m_CombinedTransform;
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Pose m_LeftMovementPose = Pose.identity;
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Pose m_RightMovementPose = Pose.identity;
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/// <inheritdoc />
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protected override void Awake()
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{
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base.Awake();
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m_CombinedTransform = new GameObject("[Dynamic Move Provider] Combined Forward Source").transform;
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m_CombinedTransform.SetParent(transform, false);
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m_CombinedTransform.localPosition = Vector3.zero;
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m_CombinedTransform.localRotation = Quaternion.identity;
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forwardSource = m_CombinedTransform;
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}
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/// <inheritdoc />
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protected override Vector3 ComputeDesiredMove(Vector2 input)
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{
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// Don't need to do anything if the total input is zero.
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// This is the same check as the base method.
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if (input == Vector2.zero)
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return Vector3.zero;
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// Initialize the Head Transform if necessary, getting the Camera from XR Origin
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if (m_HeadTransform == null)
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{
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var xrOrigin = system.xrOrigin;
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if (xrOrigin != null)
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{
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var xrCamera = xrOrigin.Camera;
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if (xrCamera != null)
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m_HeadTransform = xrCamera.transform;
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}
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}
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// Get the forward source for the left hand input
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switch (m_LeftHandMovementDirection)
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{
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case MovementDirection.HeadRelative:
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if (m_HeadTransform != null)
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m_LeftMovementPose = m_HeadTransform.GetWorldPose();
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break;
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case MovementDirection.HandRelative:
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if (m_LeftControllerTransform != null)
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m_LeftMovementPose = m_LeftControllerTransform.GetWorldPose();
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break;
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default:
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Assert.IsTrue(false, $"Unhandled {nameof(MovementDirection)}={m_LeftHandMovementDirection}");
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break;
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}
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// Get the forward source for the right hand input
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switch (m_RightHandMovementDirection)
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{
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case MovementDirection.HeadRelative:
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if (m_HeadTransform != null)
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m_RightMovementPose = m_HeadTransform.GetWorldPose();
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break;
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case MovementDirection.HandRelative:
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if (m_RightControllerTransform != null)
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m_RightMovementPose = m_RightControllerTransform.GetWorldPose();
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break;
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default:
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Assert.IsTrue(false, $"Unhandled {nameof(MovementDirection)}={m_RightHandMovementDirection}");
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break;
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}
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// Combine the two poses into the forward source based on the magnitude of input
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var leftHandValue = leftHandMoveAction.action?.ReadValue<Vector2>() ?? Vector2.zero;
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var rightHandValue = rightHandMoveAction.action?.ReadValue<Vector2>() ?? Vector2.zero;
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var totalSqrMagnitude = leftHandValue.sqrMagnitude + rightHandValue.sqrMagnitude;
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var leftHandBlend = 0.5f;
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if (totalSqrMagnitude > Mathf.Epsilon)
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leftHandBlend = leftHandValue.sqrMagnitude / totalSqrMagnitude;
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var combinedPosition = Vector3.Lerp(m_RightMovementPose.position, m_LeftMovementPose.position, leftHandBlend);
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var combinedRotation = Quaternion.Slerp(m_RightMovementPose.rotation, m_LeftMovementPose.rotation, leftHandBlend);
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m_CombinedTransform.SetPositionAndRotation(combinedPosition, combinedRotation);
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return base.ComputeDesiredMove(input);
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}
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}
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}
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