forked from BilalY/Rasagar
53 lines
1.8 KiB
C#
53 lines
1.8 KiB
C#
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using System;
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using System.Diagnostics;
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using UnityEngine.InputSystem.Controls;
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////TODO: API to get the control and device from the internal context
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////TODO: ToString()
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namespace UnityEngine.InputSystem
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{
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/// <summary>
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/// Wraps around values provided by input actions.
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/// </summary>
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/// <remarks>
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/// This is a wrapper around <see cref="InputAction.CallbackContext"/> chiefly for use
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/// with GameObject messages (i.e. <see cref="GameObject.SendMessage(string,object)"/>). It exists
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/// so that action callback data can be represented as an object, can be reused, and shields
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/// the receiver from having to know about action callback specifics.
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/// </remarks>
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/// <seealso cref="InputAction"/>
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[DebuggerDisplay("Value = {Get()}")]
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public class InputValue
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{
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/// <summary>
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/// Read the value as an object.
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/// </summary>
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/// <remarks>
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/// This method allocates GC memory and will thus created garbage. If used during gameplay,
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/// it will lead to GC spikes.
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/// </remarks>
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/// <returns>The current value in the form of a boxed object.</returns>
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public object Get()
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{
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return m_Context.Value.ReadValueAsObject();
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}
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////TODO: add automatic conversions
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public TValue Get<TValue>()
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where TValue : struct
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{
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if (!m_Context.HasValue)
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throw new InvalidOperationException($"Values can only be retrieved while in message callbacks");
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return m_Context.Value.ReadValue<TValue>();
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}
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////TODO: proper message if value type isn't right
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public bool isPressed => Get<float>() >= ButtonControl.s_GlobalDefaultButtonPressPoint;
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internal InputAction.CallbackContext? m_Context;
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}
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}
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