forked from BilalY/Rasagar
216 lines
13 KiB
C#
216 lines
13 KiB
C#
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using System;
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using System.Linq;
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using System.Collections.Generic;
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using UnityEngine;
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using UnityEngine.VFX;
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namespace UnityEditor.VFX
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{
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class DynamicBuiltInVariantProvider : VariantProvider
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{
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private static readonly Dictionary<string, string[]> s_BuiltInParameterCategoryMap = new Dictionary<string, string[]>
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{
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{ "Time", new[] { "time", "rate" } },
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{ "Math/Geometry", new[] { "world" } },
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};
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public override IEnumerable<Variant> GetVariants()
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{
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var builtInFlags = Enum.GetValues(typeof(VFXDynamicBuiltInParameter.BuiltInFlag))
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.Cast<VFXDynamicBuiltInParameter.BuiltInFlag>()
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.Where(x => x != VFXDynamicBuiltInParameter.BuiltInFlag.None)
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.Concat(
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new[]
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{
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VFXDynamicBuiltInParameter.s_allVFXTime,
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VFXDynamicBuiltInParameter.s_allGameTime
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});
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foreach (var flag in builtInFlags)
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{
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var name = flag.ToString();
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var category = s_BuiltInParameterCategoryMap.FirstOrDefault(x => x.Value.Any(y => name.Contains(y, StringComparison.OrdinalIgnoreCase))).Key;
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yield return new Variant(
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VFXDynamicBuiltInParameter.BuildName(flag),
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string.IsNullOrEmpty(category) ? "Utility" : category,
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typeof(VFXDynamicBuiltInParameter),
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new[] {new KeyValuePair<string, object>("m_BuiltInParameters", flag)});
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}
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}
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}
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[VFXInfo(variantProvider = typeof(DynamicBuiltInVariantProvider))]
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class VFXDynamicBuiltInParameter : VFXOperator
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{
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[Flags]
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public enum BuiltInFlag
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{
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None = 0,
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//VFX Time
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VfxDeltaTime = 1 << 0,
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VfxUnscaledDeltaTime = 1 << 1,
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VfxTotalTime = 1 << 2,
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VfxFrameIndex = 1 << 3,
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VfxPlayRate = 1 << 4,
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VfxManagerFixedTimeStep = 1 << 5,
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VfxManagerMaxDeltaTime = 1 << 6,
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//Game Time
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GameDeltaTime = 1 << 7,
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GameUnscaledDeltaTime = 1 << 8,
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GameSmoothDeltaTime = 1 << 9,
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GameTotalTime = 1 << 10,
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GameUnscaledTotalTime = 1 << 11,
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GameTotalTimeSinceSceneLoad = 1 << 12,
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GameTimeScale = 1 << 13,
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//Other
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LocalToWorld = 1 << 14,
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WorldToLocal = 1 << 15,
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SystemSeed = 1 << 16,
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}
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public static readonly BuiltInFlag s_allVFXTime = BuiltInFlag.VfxDeltaTime | BuiltInFlag.VfxUnscaledDeltaTime | BuiltInFlag.VfxTotalTime | BuiltInFlag.VfxFrameIndex | BuiltInFlag.VfxPlayRate | BuiltInFlag.VfxManagerFixedTimeStep | BuiltInFlag.VfxManagerMaxDeltaTime;
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public static readonly BuiltInFlag s_allGameTime = BuiltInFlag.GameDeltaTime | BuiltInFlag.GameUnscaledDeltaTime | BuiltInFlag.GameSmoothDeltaTime | BuiltInFlag.GameTotalTime | BuiltInFlag.GameUnscaledTotalTime | BuiltInFlag.GameTotalTimeSinceSceneLoad | BuiltInFlag.GameTimeScale;
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public static readonly Dictionary<BuiltInFlag, BuiltInInfo> s_BuiltInInfo = new Dictionary<BuiltInFlag, BuiltInInfo>
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{
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//VFX Time
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{ BuiltInFlag.VfxDeltaTime, new BuiltInInfo { expression = VFXBuiltInExpression.DeltaTime, shortName = "deltaTime", longName = "vfxDeltaTime", operatorName = "Delta Time (VFX)", tooltip = "The visual effect DeltaTime relying on Update mode" } },
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{ BuiltInFlag.VfxUnscaledDeltaTime, new BuiltInInfo { expression = VFXBuiltInExpression.UnscaledDeltaTime, shortName = "unscaledDeltaTime", longName = "vfxUnscaledDeltaTime", operatorName = "Unscaled Delta Time (VFX)", tooltip = "The visual effect Delta Time before the play rate scale" } },
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{ BuiltInFlag.VfxTotalTime, new BuiltInInfo { expression = VFXBuiltInExpression.TotalTime, shortName = "totalTime", longName = "vfxTotalTime", operatorName = "Total Time (VFX)", tooltip = "The visual effect time in second since component is enabled and visible" } },
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{ BuiltInFlag.VfxFrameIndex, new BuiltInInfo { expression = VFXBuiltInExpression.FrameIndex, shortName = "frameIndex", longName = "vfxFrameIndex", operatorName = "Frame Index (VFX)", tooltip = "Global visual effect manager frame index" } },
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{ BuiltInFlag.VfxPlayRate, new BuiltInInfo { expression = VFXBuiltInExpression.PlayRate, shortName = "playRate", longName = "vfxPlayRate", operatorName = "Play Rate (VFX)", tooltip = "The multiplier applied to the delta time when it updates the VisualEffect" } },
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{ BuiltInFlag.VfxManagerFixedTimeStep, new BuiltInInfo { expression = VFXBuiltInExpression.ManagerFixedTimeStep, shortName = "fixedTimeStep", longName = "vfxFixedTimeStep", operatorName = "Fixed Time Step (VFX)", tooltip = "A VFXManager settings, the fixed interval in which the frame rate updates." } },
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{ BuiltInFlag.VfxManagerMaxDeltaTime, new BuiltInInfo { expression = VFXBuiltInExpression.ManagerMaxDeltaTime, shortName = "maxDeltaTime", longName = "vfxMaxDeltaTime", operatorName = "Max Delta Time (VFX)", tooltip = "A VFXManager settings, the maximum allowed delta time for an update interval." } },
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//Game Time
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{ BuiltInFlag.GameDeltaTime, new BuiltInInfo { expression = VFXBuiltInExpression.GameDeltaTime, shortName = "deltaTime", longName = "gameDeltaTime", operatorName = "Delta Time (Game)", tooltip = "The completion time in seconds since the last frame" } },
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{ BuiltInFlag.GameUnscaledDeltaTime, new BuiltInInfo { expression = VFXBuiltInExpression.GameUnscaledDeltaTime, shortName = "unscaledDeltaTime", longName = "gameUnscaledDeltaTime", operatorName = "Unscaled Delta Time (Game)", tooltip = "The timeScale-independent interval in seconds from the last frame to the current one" } },
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{ BuiltInFlag.GameSmoothDeltaTime, new BuiltInInfo { expression = VFXBuiltInExpression.GameSmoothDeltaTime, shortName = "smoothDeltaTime", longName = "gameSmoothDeltaTime", operatorName = "Smooth Delta Time (Game)", tooltip = "A smoothed out Time.deltaTime" } },
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{ BuiltInFlag.GameTotalTime, new BuiltInInfo { expression = VFXBuiltInExpression.GameTotalTime, shortName = "totalTime", longName = "gameTotalTime", operatorName = "Total Time (Game)", tooltip = "The time at the beginning of this frame. This is the time in seconds since the start of the game." } },
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{ BuiltInFlag.GameUnscaledTotalTime, new BuiltInInfo { expression = VFXBuiltInExpression.GameUnscaledTotalTime, shortName = "unscaledTotalTime", longName = "gameUnscaledTotalTime", operatorName = "Unscaled Total Time (Game)", tooltip = "The timeScale-independent interval in seconds from the last frame to the current one." } },
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{ BuiltInFlag.GameTotalTimeSinceSceneLoad, new BuiltInInfo { expression = VFXBuiltInExpression.GameTotalTimeSinceSceneLoad, shortName = "totalTimeSinceSceneLoad", longName = "gameTotalTimeSinceSceneLoad", operatorName = "Total Time Since Load (Game)", tooltip = "The time this frame has started. This is the time in seconds since the last level has been loaded." } },
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{ BuiltInFlag.GameTimeScale, new BuiltInInfo { expression = VFXBuiltInExpression.GameTimeScale, shortName = "timeScale", longName = "gameTimeScale", operatorName = "Time Scale (Game)", tooltip = "The scale at which time passes" } },
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//Other
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{ BuiltInFlag.LocalToWorld, new BuiltInInfo { expression = VFXBuiltInExpression.LocalToWorld, shortName = "localToWorld", longName = "localToWorld", operatorName = "Local To World", tooltip = "The transform from local (object) space to world (global) space." } },
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{ BuiltInFlag.WorldToLocal, new BuiltInInfo { expression = VFXBuiltInExpression.WorldToLocal, shortName = "worldToLocal", longName = "worldToLocal", operatorName = "World To Local", tooltip = "The transform from world (global) space to local (object) space." } },
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{ BuiltInFlag.SystemSeed, new BuiltInInfo { expression = VFXBuiltInExpression.SystemSeed, shortName = "systemSeed", longName = "systemSeed", operatorName = "System Seed", tooltip = "The current system seed used for internal random number generator." } },
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};
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public struct BuiltInInfo
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{
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public VFXExpression expression;
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public string shortName;
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public string longName;
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public string operatorName;
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public string tooltip;
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public Type outputType
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{
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get
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{
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switch (expression.operation)
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{
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case VFXExpressionOperation.LocalToWorld:
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case VFXExpressionOperation.WorldToLocal:
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return typeof(Transform);
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default: break;
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}
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return VFXExpression.TypeToType(expression.valueType);
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}
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}
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}
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[SerializeField, VFXSetting(VFXSettingAttribute.VisibleFlags.InInspector)]
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protected BuiltInFlag m_BuiltInParameters = BuiltInFlag.VfxDeltaTime;
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private IEnumerable<BuiltInFlag> builtInParameterEnumerable
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{
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get
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{
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foreach (BuiltInFlag flag in Enum.GetValues(typeof(BuiltInFlag)))
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{
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if (flag == BuiltInFlag.None)
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continue;
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if ((m_BuiltInParameters & flag) != 0)
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yield return flag;
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}
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}
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}
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protected override IEnumerable<VFXPropertyWithValue> outputProperties
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{
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get
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{
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bool anyVFXTime = (m_BuiltInParameters & s_allVFXTime) != 0;
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bool anyGameTime = (m_BuiltInParameters & s_allGameTime) != 0;
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bool shouldUseLongName = false;
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if (anyVFXTime || anyGameTime)
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{
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//When confusion is possible, use long name
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shouldUseLongName = anyVFXTime && anyGameTime;
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}
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foreach (var builtIn in builtInParameterEnumerable)
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{
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var info = s_BuiltInInfo[builtIn];
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var outputName = shouldUseLongName ? info.longName : info.shortName;
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outputName = ObjectNames.NicifyVariableName(outputName);
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yield return new VFXPropertyWithValue(new VFXProperty(info.outputType, outputName, new TooltipAttribute(info.tooltip)));
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}
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}
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}
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public override string name => BuildName(m_BuiltInParameters);
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public static string BuildName(BuiltInFlag flag)
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{
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if (flag == BuiltInFlag.None)
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return "Built-In Properties (None)";
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if (SplitFlags(flag).ToArray() is { Length: 1 } flags)
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return s_BuiltInInfo[flags[0]].operatorName;
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if ((flag & ~s_allVFXTime) == 0)
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return "VFX Time";
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if ((flag & ~s_allGameTime) == 0)
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return "Game Time";
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return "Built-In Properties";
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}
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private static IEnumerable<BuiltInFlag> SplitFlags(BuiltInFlag flags)
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{
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foreach (BuiltInFlag flag in Enum.GetValues(typeof(BuiltInFlag)))
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{
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if (flag == BuiltInFlag.None)
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continue;
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if ((flags & flag) != 0)
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yield return flag;
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}
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}
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public override VFXSpace GetOutputSpaceFromSlot(VFXSlot outputSlot)
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{
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switch (m_BuiltInParameters)
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{
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case BuiltInFlag.LocalToWorld:
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return VFXSpace.Local;
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case BuiltInFlag.WorldToLocal:
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return VFXSpace.World;
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default:
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return VFXSpace.None;
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}
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}
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protected override VFXExpression[] BuildExpression(VFXExpression[] inputExpression)
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{
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var expressions = builtInParameterEnumerable.Select(b => s_BuiltInInfo[b].expression);
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return expressions.ToArray();
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}
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}
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}
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