forked from BilalY/Rasagar
65 lines
2.3 KiB
C#
65 lines
2.3 KiB
C#
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#if UNITY_EDITOR
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using System;
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using System.Collections.Generic;
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using System.Reflection;
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using UnityEditor;
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namespace UnityEngine.Rendering
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{
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static partial class RenderPipelineGraphicsSettingsStripper
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{
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static class Fetcher
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{
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static readonly Type k_InterfaceType = typeof(IRenderPipelineGraphicsSettingsStripper<>);
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public static Dictionary<Type, List<IStripper>> ComputeStrippersMap()
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{
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var validStrippers = new Dictionary<Type, List<IStripper>>();
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foreach (var (stripperType, settingsType) in GetStrippersFromAssemblies())
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{
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var stripperInstance = Activator.CreateInstance(stripperType) as IStripper;
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if (stripperInstance is not { active: true })
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continue;
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if (!validStrippers.TryGetValue(settingsType, out var instances))
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{
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instances = new List<IStripper>();
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validStrippers[settingsType] = instances;
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}
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instances.Add(stripperInstance);
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}
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return validStrippers;
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}
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private static IEnumerable<(Type, Type)> GetStrippersFromAssemblies()
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{
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foreach (var stripperType in TypeCache.GetTypesDerivedFrom(typeof(IRenderPipelineGraphicsSettingsStripper<>)))
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{
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if (stripperType.IsAbstract)
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continue;
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// The ctor is private?
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if (stripperType.GetConstructor(BindingFlags.Public | BindingFlags.Instance, null, Type.EmptyTypes,
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null) == null)
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{
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Debug.LogWarning($"{stripperType} has no public constructor, it will not be used to strip {nameof(IRenderPipelineGraphicsSettings)}.");
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continue;
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}
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foreach (var i in stripperType.GetInterfaces())
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{
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if (i.IsGenericType && i.GetGenericTypeDefinition() == k_InterfaceType)
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{
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yield return (stripperType, i.GetGenericArguments()[0]);
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}
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}
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}
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}
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}
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}
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}
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#endif
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