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99 lines
2.4 KiB
C#
99 lines
2.4 KiB
C#
using System;
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using UnityEngine;
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namespace UnityEngine.Polybrush
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{
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/// <summary>
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/// RGBA / XYZW / 0123
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/// </summary>
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internal enum ComponentIndex
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{
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R = 0,
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X = 0,
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G = 1,
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Y = 1,
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B = 2,
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Z = 2,
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A = 3,
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W = 3
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};
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/// <summary>
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/// The type of value represented by a `ComponentIndex`
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/// </summary>
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internal enum ComponentIndexType
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{
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Vector = 0,
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Color = 1,
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Index = 2
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};
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internal static class ComponentIndexUtility
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{
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/// <summary>
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/// Convert a `ComponentIndex` enum value into a flag
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/// </summary>
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/// <param name="e"></param>
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/// <returns>the flag value</returns>
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internal static uint ToFlag(this ComponentIndex e)
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{
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//out of range case
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if (!Enum.IsDefined(typeof(ComponentIndex), e)) return (uint)e;
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int i = ((int)e) + 1;
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return (uint)(i < 3 ? i : i == 3 ? 4 : 8);
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}
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/// <summary>
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/// Get the corresponding string associated with a `ComponentIndex` enum
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/// according to it's `ComponentIndexType`
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/// </summary>
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/// <param name="component"></param>
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/// <param name="type"></param>
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/// <returns>The string representation of component</returns>
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internal static string GetString(this ComponentIndex component, ComponentIndexType type = ComponentIndexType.Vector)
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{
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//out of range case
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if (!Enum.IsDefined(typeof(ComponentIndex), component)) return ((int)component).ToString();
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int ind = ((int)component);
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if(type == ComponentIndexType.Vector)
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return ind == 0 ? "X" : (ind == 1 ? "Y" : (ind == 2 ? "Z" : "W"));
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else if(type == ComponentIndexType.Color)
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return ind == 0 ? "R" : (ind == 1 ? "G" : (ind == 2 ? "B" : "A"));
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else
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return ind.ToString();
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}
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/// <summary>
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/// GUIContent array to display labels for `ComponentIndex` values
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/// Used only by the `AttributeLayoutContainerEditor`
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/// </summary>
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internal static readonly GUIContent[] ComponentIndexPopupDescriptions = new GUIContent[]
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{
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new GUIContent("R"),
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new GUIContent("G"),
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new GUIContent("B"),
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new GUIContent("A")
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};
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/// <summary>
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/// int array containing the possible values of `ComponentIndex`
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/// Used only by the `AttributeLayoutContainerEditor`
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/// </summary>
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internal static readonly int[] ComponentIndexPopupValues = new int[]
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{
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0,
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1,
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2,
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3
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};
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}
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}
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