115 lines
3.7 KiB
C#
115 lines
3.7 KiB
C#
////////////////////////////////////////////////////////////////////////////////
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//
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// Copyright (C) 2007-2020 , Inc. All Rights Reserved.
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//
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////////////////////////////////////////////////////////////////////////////////
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using UnityEngine;
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using GCSeries.Core.Extensions;
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using GCSeries.Core.Sdk;
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namespace GCSeries.Core.Input
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{
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public class ZStylus : ZPointer
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{
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////////////////////////////////////////////////////////////////////////
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// MonoBehaviour Callbacks
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////////////////////////////////////////////////////////////////////////
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protected override void Awake()
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{
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base.Awake();
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if (ZProvider.IsInitialized)
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{
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this._target = ZProvider.StylusTarget;
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this._viewport = ZProvider.Viewport;
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}
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}
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////////////////////////////////////////////////////////////////////////
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// Public Properties
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////////////////////////////////////////////////////////////////////////
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/// <summary>
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/// The unique id of the stylus pointer.
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/// </summary>
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public override int Id => 0;
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/// <summary>
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/// The current visibility state of the stylus.
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/// </summary>
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public override bool IsVisible => this._target?.IsVisible ?? false;
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/// <summary>
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/// The number of buttons supported by the stylus.
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/// </summary>
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public override int ButtonCount => this._target?.ButtonCount ?? 0;
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/// <summary>
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/// The current scroll delta of the stylus.
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/// </summary>
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///
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/// <remarks>
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/// Since the stylus has not scroll support, the current implementation
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/// is hard-coded to the zero vector.
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/// </remarks>
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public override Vector2 ScrollDelta => Vector2.zero;
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/// <summary>
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/// The pose of the stylus in tracker space.
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/// </summary>
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public Pose TrackerPose => this._target?.Pose ?? default(Pose);
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////////////////////////////////////////////////////////////////////////
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// Public Methods
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////////////////////////////////////////////////////////////////////////
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/// <summary>
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/// Gets whether the specified button is pressed.
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/// </summary>
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///
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/// <param name="id">
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/// The integer id of the specified button.
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/// </param>
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///
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/// <returns>
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/// True if the specified button is pressed. False otherwise.
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/// </returns>
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public override bool GetButton(int id)
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{
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return this._target?.IsButtonPressed(id) ?? false;
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}
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////////////////////////////////////////////////////////////////////////
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// Protected Methods
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////////////////////////////////////////////////////////////////////////
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protected override Pose ComputeWorldPose()
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{
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if (this._target == null || this._viewport == null)
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{
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return this.transform.ToPose();
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}
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Pose trackerPose = this._target.Pose;
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Matrix4x4 trackerToWorldMatrix =
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this.EventCamera.CameraToWorldMatrix *
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this._viewport.GetCoordinateSpaceTransform(
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ZCoordinateSpace.Tracker,
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ZCoordinateSpace.Camera);
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return trackerPose.GetTransformedBy(trackerToWorldMatrix);
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}
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////////////////////////////////////////////////////////////////////////
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// Private Members
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////////////////////////////////////////////////////////////////////////
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private ZTarget _target = null;
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private ZViewport _viewport = null;
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}
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}
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