UI 자동화를 위해 바인딩 기능 구현

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Packages/com.unity.inputsystem/InputSystem/Controls/Processors/ClampProcessor.cs

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+using UnityEngine.Scripting;
+
+////TODO: move clamping settings into struct and add process function; then embed both here and in AxisControl
+
+namespace UnityEngine.InputSystem.Processors
+{
+    /// <summary>
+    /// Clamp a floating-point input to between <see cref="min"/> and <see cref="max"/>. This is equivalent
+    /// to <c>Mathf.Clamp(value, min, max)</c>.
+    /// </summary>
+    /// <remarks>
+    /// This processor is registered (see <see cref="InputSystem.RegisterProcessor{T}"/>) under the name "clamp" by default.
+    ///
+    /// Note that no normalization is performed. If you want to re-normalize the input value after clamping,
+    /// add a <see cref="NormalizeProcessor"/>. Alternatively, add a <see cref="AxisDeadzoneProcessor"/> which
+    /// both clamps and normalizes.
+    ///
+    /// <example>
+    /// <code>
+    /// </code>
+    /// // Bind to right trigger on gamepad such that the value never drops below 0.3 and never goes
+    /// // above 0.7.
+    /// new InputAction(binding: "&lt;Gamepad&gt;/rightTrigger", processors: "clamp(min=0.3,max=0.7)");
+    /// </example>
+    /// </remarks>
+    public class ClampProcessor : InputProcessor<float>
+    {
+        /// <summary>
+        /// Minimum value (inclusive!) of the accepted value range.
+        /// </summary>
+        public float min;
+
+        /// <summary>
+        /// Maximum value (inclusive!) of the accepted value range.
+        /// </summary>
+        public float max;
+
+        /// <summary>
+        /// Clamp <paramref name="value"/> to the range of <see cref="min"/> and <see cref="max"/>.
+        /// </summary>
+        /// <param name="value">Input value.</param>
+        /// <param name="control">Ignored.</param>
+        /// <returns>Clamped value.</returns>
+        public override float Process(float value, InputControl control)
+        {
+            return Mathf.Clamp(value, min, max);
+        }
+
+        /// <inheritdoc/>
+        public override string ToString()
+        {
+            return $"Clamp(min={min},max={max})";
+        }
+    }
+}