314 lines
16 KiB
C#
314 lines
16 KiB
C#
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using System;
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namespace UnityEngine.Rendering.HighDefinition
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{
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// In HD we don't expose HDRenderQueue instead we create as much value as needed in the enum for our different pass
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// and use inspector to manipulate the value.
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// In the case of transparent we want to use RenderQueue to help with sorting. We define a neutral value for the RenderQueue and priority going from -X to +X
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// going from -X to +X instead of 0 to +X as builtin Unity is better for artists as they can decide late to sort behind or in front of the scene.
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internal static class HDRenderQueue
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{
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const int k_TransparentPriorityQueueRangeStep = 100;
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public enum Priority
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{
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Background = RenderQueue.Background,
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Opaque = RenderQueue.Geometry,
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OpaqueDecal = RenderQueue.Geometry + 225, // Opaque Decal mean Opaque that can receive decal
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OpaqueAlphaTest = RenderQueue.AlphaTest,
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OpaqueDecalAlphaTest = RenderQueue.AlphaTest + 25,
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// Warning: we must not change Geometry last value to stay compatible with occlusion
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OpaqueLast = RenderQueue.GeometryLast,
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AfterPostprocessOpaque = RenderQueue.GeometryLast + 1,
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AfterPostprocessOpaqueAlphaTest = RenderQueue.GeometryLast + 10,
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// For transparent pass we define a range of 200 value to define the priority
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// Warning: Be sure no range are overlapping
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PreRefractionFirst = 2750 - k_TransparentPriorityQueueRangeStep,
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PreRefraction = 2750,
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PreRefractionLast = 2750 + k_TransparentPriorityQueueRangeStep,
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TransparentFirst = RenderQueue.Transparent - k_TransparentPriorityQueueRangeStep,
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Transparent = RenderQueue.Transparent,
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TransparentLast = RenderQueue.Transparent + k_TransparentPriorityQueueRangeStep,
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LowTransparentFirst = 3400 - k_TransparentPriorityQueueRangeStep,
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LowTransparent = 3400,
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LowTransparentLast = 3400 + k_TransparentPriorityQueueRangeStep,
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AfterPostprocessTransparentFirst = 3700 - k_TransparentPriorityQueueRangeStep,
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AfterPostprocessTransparent = 3700,
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AfterPostprocessTransparentLast = 3700 + k_TransparentPriorityQueueRangeStep,
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LineRenderingFirst = 3850 - k_TransparentPriorityQueueRangeStep,
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LineRendering = 3850,
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LineRenderingLast = 3850 + k_TransparentPriorityQueueRangeStep,
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Overlay = RenderQueue.Overlay
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}
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public enum RenderQueueType
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{
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Background,
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// Opaque
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Opaque,
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AfterPostProcessOpaque,
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// Transparent
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PreRefraction,
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Transparent,
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LowTransparent,
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AfterPostprocessTransparent,
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LineRendering,
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Overlay,
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Unknown
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}
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internal static RenderQueueType MigrateRenderQueueToHDRP10(RenderQueueType renderQueue)
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{
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switch ((int)renderQueue)
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{
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case 0: return RenderQueueType.Background; // Background
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case 1: return RenderQueueType.Opaque; // Opaque
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case 2: return RenderQueueType.AfterPostProcessOpaque; // AfterPostProcessOpaque
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case 3: return RenderQueueType.Opaque; // RaytracingOpaque
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case 4: return RenderQueueType.PreRefraction; // PreRefraction
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case 5: return RenderQueueType.Transparent; // Transparent
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case 6: return RenderQueueType.LowTransparent; // LowTransparent
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case 7: return RenderQueueType.AfterPostprocessTransparent; // AfterPostprocessTransparent
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case 8: return RenderQueueType.Transparent; // RaytracingTransparent
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case 9: return RenderQueueType.Overlay; // Overlay
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default:
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case 10: return RenderQueueType.Unknown; // Unknown
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}
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}
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public static readonly RenderQueueRange k_RenderQueue_OpaqueNoAlphaTest = new RenderQueueRange { lowerBound = (int)Priority.Background, upperBound = (int)Priority.OpaqueAlphaTest - 1 };
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public static readonly RenderQueueRange k_RenderQueue_OpaqueAlphaTest = new RenderQueueRange { lowerBound = (int)Priority.OpaqueAlphaTest, upperBound = (int)Priority.OpaqueLast };
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public static readonly RenderQueueRange k_RenderQueue_OpaqueDecalAndAlphaTest = new RenderQueueRange { lowerBound = (int)Priority.OpaqueDecal, upperBound = (int)Priority.OpaqueLast };
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public static readonly RenderQueueRange k_RenderQueue_AllOpaque = new RenderQueueRange { lowerBound = (int)Priority.Background, upperBound = (int)Priority.OpaqueLast };
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public static readonly RenderQueueRange k_RenderQueue_AfterPostProcessOpaque = new RenderQueueRange { lowerBound = (int)Priority.AfterPostprocessOpaque, upperBound = (int)Priority.AfterPostprocessOpaqueAlphaTest };
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public static readonly RenderQueueRange k_RenderQueue_PreRefraction = new RenderQueueRange { lowerBound = (int)Priority.PreRefractionFirst, upperBound = (int)Priority.PreRefractionLast };
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public static readonly RenderQueueRange k_RenderQueue_Transparent = new RenderQueueRange { lowerBound = (int)Priority.TransparentFirst, upperBound = (int)Priority.TransparentLast };
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public static readonly RenderQueueRange k_RenderQueue_TransparentWithLowRes = new RenderQueueRange { lowerBound = (int)Priority.TransparentFirst, upperBound = (int)Priority.LowTransparentLast };
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public static readonly RenderQueueRange k_RenderQueue_LowTransparent = new RenderQueueRange { lowerBound = (int)Priority.LowTransparentFirst, upperBound = (int)Priority.LowTransparentLast };
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public static readonly RenderQueueRange k_RenderQueue_AllTransparent = new RenderQueueRange { lowerBound = (int)Priority.PreRefractionFirst, upperBound = (int)Priority.TransparentLast };
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public static readonly RenderQueueRange k_RenderQueue_AllTransparentWithLowRes = new RenderQueueRange { lowerBound = (int)Priority.PreRefractionFirst, upperBound = (int)Priority.LowTransparentLast };
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public static readonly RenderQueueRange k_RenderQueue_AfterPostProcessTransparent = new RenderQueueRange { lowerBound = (int)Priority.AfterPostprocessTransparentFirst, upperBound = (int)Priority.AfterPostprocessTransparentLast };
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public static readonly RenderQueueRange k_RenderQueue_LineRendering = new RenderQueueRange { lowerBound = (int) Priority.LineRenderingFirst, upperBound = (int) Priority.LineRenderingLast };
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public static readonly RenderQueueRange k_RenderQueue_Overlay = new RenderQueueRange { lowerBound = (int)Priority.Overlay, upperBound = 5000 };
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public static readonly RenderQueueRange k_RenderQueue_All = new RenderQueueRange { lowerBound = 0, upperBound = 5000 };
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public static bool Contains(this RenderQueueRange range, int value) => range.lowerBound <= value && value <= range.upperBound;
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public static int Clamps(this RenderQueueRange range, int value) => Math.Max(range.lowerBound, Math.Min(value, range.upperBound));
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public const int sortingPriorityRange = 50;
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public static int ClampsTransparentRangePriority(int value) => Math.Max(-sortingPriorityRange, Math.Min(value, sortingPriorityRange));
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public const int meshDecalPriorityRange = 50; // This range is arbitrary and match sorting priority
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public static RenderQueueType GetTypeByRenderQueueValue(int renderQueue)
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{
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if (renderQueue == (int)Priority.Background)
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return RenderQueueType.Background;
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if (k_RenderQueue_AllOpaque.Contains(renderQueue))
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return RenderQueueType.Opaque;
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if (k_RenderQueue_AfterPostProcessOpaque.Contains(renderQueue))
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return RenderQueueType.AfterPostProcessOpaque;
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if (k_RenderQueue_PreRefraction.Contains(renderQueue))
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return RenderQueueType.PreRefraction;
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if (k_RenderQueue_Transparent.Contains(renderQueue))
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return RenderQueueType.Transparent;
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if (k_RenderQueue_LowTransparent.Contains(renderQueue))
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return RenderQueueType.LowTransparent;
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if (k_RenderQueue_AfterPostProcessTransparent.Contains(renderQueue))
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return RenderQueueType.AfterPostprocessTransparent;
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if (k_RenderQueue_LineRendering.Contains(renderQueue))
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return RenderQueueType.LineRendering;
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if (renderQueue == (int)Priority.Overlay)
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return RenderQueueType.Overlay;
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return RenderQueueType.Unknown;
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}
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public static int ChangeType(RenderQueueType targetType, int offset = 0, bool alphaTest = false, bool receiveDecal = false)
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{
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switch (targetType)
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{
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case RenderQueueType.Background:
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return (int)Priority.Background;
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case RenderQueueType.Opaque:
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return alphaTest ?
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(receiveDecal ? (int)Priority.OpaqueDecalAlphaTest : (int)Priority.OpaqueAlphaTest) :
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(receiveDecal ? (int)Priority.OpaqueDecal : (int)Priority.Opaque);
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case RenderQueueType.AfterPostProcessOpaque:
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return alphaTest ? (int)Priority.AfterPostprocessOpaqueAlphaTest : (int)Priority.AfterPostprocessOpaque;
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case RenderQueueType.PreRefraction:
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return (int)Priority.PreRefraction + offset;
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case RenderQueueType.Transparent:
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return (int)Priority.Transparent + offset;
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case RenderQueueType.LowTransparent:
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return (int)Priority.LowTransparent + offset;
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case RenderQueueType.AfterPostprocessTransparent:
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return (int)Priority.AfterPostprocessTransparent + offset;
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case RenderQueueType.LineRendering:
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return (int) Priority.LineRendering + offset;
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case RenderQueueType.Overlay:
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return (int)Priority.Overlay;
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default:
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throw new ArgumentException("Unknown RenderQueueType, was " + targetType);
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}
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}
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public static RenderQueueType GetTransparentEquivalent(RenderQueueType type)
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{
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switch (type)
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{
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case RenderQueueType.Opaque:
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return RenderQueueType.Transparent;
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case RenderQueueType.AfterPostProcessOpaque:
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return RenderQueueType.AfterPostprocessTransparent;
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case RenderQueueType.LineRendering:
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return RenderQueueType.Transparent;
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default:
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//keep transparent mapped to transparent
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return type;
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case RenderQueueType.Overlay:
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case RenderQueueType.Background:
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throw new ArgumentException("Unknown RenderQueueType conversion to transparent equivalent, was " + type);
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}
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}
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public static RenderQueueType GetOpaqueEquivalent(RenderQueueType type)
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{
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switch (type)
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{
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case RenderQueueType.PreRefraction:
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case RenderQueueType.Transparent:
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case RenderQueueType.LowTransparent:
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return RenderQueueType.Opaque;
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case RenderQueueType.AfterPostprocessTransparent:
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return RenderQueueType.AfterPostProcessOpaque;
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default:
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//keep opaque mapped to opaque
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return type;
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case RenderQueueType.Overlay:
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case RenderQueueType.Background:
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throw new ArgumentException("Unknown RenderQueueType conversion to opaque equivalent, was " + type);
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}
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}
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//utility: split opaque/transparent queue
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public enum OpaqueRenderQueue
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{
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Default,
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AfterPostProcessing
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}
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public enum TransparentRenderQueue
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{
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BeforeRefraction,
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Default,
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LowResolution,
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AfterPostProcessing
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}
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public static OpaqueRenderQueue ConvertToOpaqueRenderQueue(RenderQueueType renderQueue)
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{
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switch (renderQueue)
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{
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case RenderQueueType.Opaque:
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return OpaqueRenderQueue.Default;
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case RenderQueueType.AfterPostProcessOpaque:
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return OpaqueRenderQueue.AfterPostProcessing;
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default:
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throw new ArgumentException("Cannot map to OpaqueRenderQueue, was " + renderQueue);
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}
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}
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public static RenderQueueType ConvertFromOpaqueRenderQueue(OpaqueRenderQueue opaqueRenderQueue)
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{
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switch (opaqueRenderQueue)
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{
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case OpaqueRenderQueue.Default:
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return RenderQueueType.Opaque;
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case OpaqueRenderQueue.AfterPostProcessing:
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return RenderQueueType.AfterPostProcessOpaque;
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default:
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throw new ArgumentException("Unknown OpaqueRenderQueue, was " + opaqueRenderQueue);
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}
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}
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public static TransparentRenderQueue ConvertToTransparentRenderQueue(RenderQueueType renderQueue)
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{
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switch (renderQueue)
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{
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case RenderQueueType.PreRefraction:
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return TransparentRenderQueue.BeforeRefraction;
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case RenderQueueType.Transparent:
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return TransparentRenderQueue.Default;
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case RenderQueueType.LowTransparent:
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return TransparentRenderQueue.LowResolution;
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case RenderQueueType.AfterPostprocessTransparent:
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return TransparentRenderQueue.AfterPostProcessing;
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default:
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throw new ArgumentException("Cannot map to TransparentRenderQueue, was " + renderQueue);
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}
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}
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public static RenderQueueType ConvertFromTransparentRenderQueue(TransparentRenderQueue transparentRenderqueue)
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{
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switch (transparentRenderqueue)
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{
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case TransparentRenderQueue.BeforeRefraction:
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return RenderQueueType.PreRefraction;
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case TransparentRenderQueue.Default:
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return RenderQueueType.Transparent;
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case TransparentRenderQueue.LowResolution:
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return RenderQueueType.LowTransparent;
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case TransparentRenderQueue.AfterPostProcessing:
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return RenderQueueType.AfterPostprocessTransparent;
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default:
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throw new ArgumentException("Unknown TransparentRenderQueue, was " + transparentRenderqueue);
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}
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}
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public static string GetShaderTagValue(int index)
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{
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// Special case for transparent (as we have transparent range from PreRefractionFirst to AfterPostprocessTransparentLast
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// that start before RenderQueue.Transparent value
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if (k_RenderQueue_AllTransparent.Contains(index)
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|| k_RenderQueue_AfterPostProcessTransparent.Contains(index)
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|| k_RenderQueue_LowTransparent.Contains(index))
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{
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int v = (index - (int)RenderQueue.Transparent);
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return "Transparent" + ((v < 0) ? "" : "+") + v;
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}
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else if (index >= (int)RenderQueue.Overlay)
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return "Overlay+" + (index - (int)RenderQueue.Overlay);
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else if (index >= (int)RenderQueue.AlphaTest)
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return "AlphaTest+" + (index - (int)RenderQueue.AlphaTest);
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else if (index >= (int)RenderQueue.Geometry)
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return "Geometry+" + (index - (int)RenderQueue.Geometry);
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else
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{
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int v = (index - (int)RenderQueue.Background);
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return "Background" + ((v < 0) ? "" : "+") + v;
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}
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}
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}
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}
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