284 lines
13 KiB
C#
284 lines
13 KiB
C#
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using System;
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using UnityEngine.Assertions;
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#if UNITY_EDITOR
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using UnityEditor;
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using UnityEditor.Rendering;
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using UnityEditor.Rendering.HighDefinition;
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#endif
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using UnityEngine.Serialization;
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namespace UnityEngine.Rendering.HighDefinition
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{
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public partial class HDAdditionalLightData : IVersionable<HDAdditionalLightData.Version>
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{
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enum Version
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{
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_Unused00,
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_Unused01,
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ShadowNearPlane,
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LightLayer,
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ShadowLayer,
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_Unused02,
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ShadowResolution,
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RemoveAdditionalShadowData,
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AreaLightShapeTypeLogicIsolation,
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PCSSUIUpdate,
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MoveEmissionMesh,
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EnableApplyRangeAttenuationOnBoxLight,
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UpdateLightShapeToCore,
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UpdateLightUnitsToCore,
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}
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/// <summary>
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/// Shadow Resolution Tier
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/// </summary>
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[Obsolete]
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enum ShadowResolutionTier
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{
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Low = 0,
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Medium,
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High,
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VeryHigh
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}
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/// <summary>
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/// Type used previous isolation of AreaLightShape as we use Point for realtime area light due to culling
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/// </summary>
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[Obsolete]
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enum LightTypeExtent
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{
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Punctual,
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Rectangle,
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Tube
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};
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Version IVersionable<Version>.version
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{
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get => m_Version;
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set => m_Version = value;
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}
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#pragma warning disable 0618, 0612
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[SerializeField]
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[ExcludeCopy]
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private Version m_Version = MigrationDescription.LastVersion<Version>();
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private static readonly MigrationDescription<Version, HDAdditionalLightData> k_HDLightMigrationSteps
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= MigrationDescription.New(
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MigrationStep.New(Version.ShadowNearPlane, (HDAdditionalLightData data) =>
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{
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// Added ShadowNearPlane to HDRP additional light data, we don't use Light.shadowNearPlane anymore
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// ShadowNearPlane have been move to HDRP as default legacy unity clamp it to 0.1 and we need to be able to go below that
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data.shadowNearPlane = data.legacyLight.shadowNearPlane;
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}),
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MigrationStep.New(Version.LightLayer, (HDAdditionalLightData data) =>
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{
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// Migrate HDAdditionalLightData.lightLayer to Light.renderingLayerMask
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data.legacyLight.renderingLayerMask = LightLayerToRenderingLayerMask((int)data.m_LightLayers, data.legacyLight.renderingLayerMask);
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}),
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MigrationStep.New(Version.ShadowLayer, (HDAdditionalLightData data) =>
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{
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// Added the ShadowLayer
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// When we upgrade the option to decouple light and shadow layers will be disabled
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// so we can sync the shadow layer mask (from the legacyLight) and the new light layer mask
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data.lightlayersMask = (RenderingLayerMask)RenderingLayerMaskToLightLayer(data.legacyLight.renderingLayerMask);
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}),
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MigrationStep.New(Version.ShadowResolution, (HDAdditionalLightData data) =>
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{
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var additionalShadow = data.GetComponent<AdditionalShadowData>();
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if (additionalShadow != null)
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{
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data.m_ObsoleteCustomShadowResolution = additionalShadow.customResolution;
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data.m_ObsoleteContactShadows = additionalShadow.contactShadows;
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data.shadowDimmer = additionalShadow.shadowDimmer;
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data.volumetricShadowDimmer = additionalShadow.volumetricShadowDimmer;
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data.shadowFadeDistance = additionalShadow.shadowFadeDistance;
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data.shadowTint = additionalShadow.shadowTint;
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data.normalBias = additionalShadow.normalBias;
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data.shadowUpdateMode = additionalShadow.shadowUpdateMode;
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data.shadowCascadeRatios = additionalShadow.shadowCascadeRatios;
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data.shadowCascadeBorders = additionalShadow.shadowCascadeBorders;
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data.shadowAlgorithm = additionalShadow.shadowAlgorithm;
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data.shadowVariant = additionalShadow.shadowVariant;
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data.shadowPrecision = additionalShadow.shadowPrecision;
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CoreUtils.Destroy(additionalShadow);
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}
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data.shadowResolution.@override = data.m_ObsoleteCustomShadowResolution;
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switch (data.m_ObsoleteShadowResolutionTier)
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{
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case ShadowResolutionTier.Low: data.shadowResolution.level = 0; break;
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case ShadowResolutionTier.Medium: data.shadowResolution.level = 1; break;
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case ShadowResolutionTier.High: data.shadowResolution.level = 2; break;
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case ShadowResolutionTier.VeryHigh: data.shadowResolution.level = 3; break;
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}
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data.shadowResolution.useOverride = !data.m_ObsoleteUseShadowQualitySettings;
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data.useContactShadow.@override = data.m_ObsoleteContactShadows;
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}),
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MigrationStep.New(Version.RemoveAdditionalShadowData, (HDAdditionalLightData data) =>
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{
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var shadow = data.GetComponent<AdditionalShadowData>();
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if (shadow != null)
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CoreUtils.Destroy(shadow);
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}),
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MigrationStep.New(Version.AreaLightShapeTypeLogicIsolation, (HDAdditionalLightData data) =>
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{
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// It is now mixed in an other Enum: PointLightHDType
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// As it is int that live under Enum and used for serialization,
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// there is no serialization issue but we must move datas where they should be.
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switch ((LightTypeExtent)data.m_PointlightHDType)
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{
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case LightTypeExtent.Punctual:
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data.m_PointlightHDType = PointLightHDType.Punctual;
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break;
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case LightTypeExtent.Rectangle:
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data.m_PointlightHDType = PointLightHDType.Area;
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data.m_AreaLightShape = AreaLightShape.Rectangle;
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break;
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case LightTypeExtent.Tube:
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data.m_PointlightHDType = PointLightHDType.Area;
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data.m_AreaLightShape = AreaLightShape.Tube;
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break;
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//No other AreaLight types where supported at this time
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}
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}),
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MigrationStep.New(Version.PCSSUIUpdate, (HDAdditionalLightData data) =>
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{
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// The min filter size is now in the [0..1] range when user facing
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data.minFilterSize = data.minFilterSize * 1000.0f;
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}),
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MigrationStep.New(Version.MoveEmissionMesh, (HDAdditionalLightData data) =>
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{
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MeshRenderer emissiveMesh = data.GetComponent<MeshRenderer>();
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bool emissiveMeshWasHere = emissiveMesh != null;
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ShadowCastingMode oldShadowCastingMode = default;
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MotionVectorGenerationMode oldMotionVectorMode = default;
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if (emissiveMeshWasHere)
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{
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oldShadowCastingMode = emissiveMesh.shadowCastingMode;
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oldMotionVectorMode = emissiveMesh.motionVectorGenerationMode;
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}
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CoreUtils.Destroy(data.GetComponent<MeshFilter>());
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CoreUtils.Destroy(emissiveMesh);
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if (emissiveMeshWasHere)
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{
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data.m_AreaLightEmissiveMeshShadowCastingMode = oldShadowCastingMode;
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data.m_AreaLightEmissiveMeshMotionVectorGenerationMode = oldMotionVectorMode;
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}
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}),
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MigrationStep.New(Version.EnableApplyRangeAttenuationOnBoxLight, (HDAdditionalLightData data) =>
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{
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// When enabling range attenuation for box light, the default value was "true"
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// causing a migration issue. So when we migrate we setup applyRangeAttenuation to false
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// if we are a box light to keep the previous behavior
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if (data.type == HDLightType.Spot)
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{
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if (data.spotLightShape == SpotLightShape.Box)
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{
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data.applyRangeAttenuation = false;
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}
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}
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}),
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MigrationStep.New(Version.UpdateLightShapeToCore, (HDAdditionalLightData data) =>
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{
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var light = data.GetComponent<Light>();
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if (light != null)
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{
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if (light.type == LightType.Point && data.m_PointlightHDType == PointLightHDType.Area)
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{
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if (data.m_AreaLightShape == AreaLightShape.Rectangle)
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{
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light.type = LightType.Rectangle;
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}
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else if (data.m_AreaLightShape == AreaLightShape.Tube)
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{
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light.type = LightType.Tube;
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}
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else
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{
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Assert.IsTrue(data.m_AreaLightShape == AreaLightShape.Disc);
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light.type = LightType.Disc;
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}
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}
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else if (light.type == LightType.Spot)
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{
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if (data.m_SpotLightShape == SpotLightShape.Box)
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{
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light.type = LightType.Box;
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}
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else if (data.m_SpotLightShape == SpotLightShape.Pyramid)
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{
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light.type = LightType.Pyramid;
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}
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else
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{
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Assert.IsTrue(data.m_SpotLightShape == SpotLightShape.Cone);
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}
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}
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}
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}),
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MigrationStep.New(Version.UpdateLightUnitsToCore, (HDAdditionalLightData data) =>
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{
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// Copy data from the HDRP's HDAdditionalLight component to the Unity's Light component
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var light = data.GetComponent<Light>();
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light.enableSpotReflector = data.m_EnableSpotReflector;
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light.luxAtDistance = data.m_LuxAtDistance;
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// The light unit should already be compatible with the light type, since HDRP already checks
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light.lightUnit = data.m_LightUnit;
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// HDRP has stored Light.intensity in candela for point and spot lights, lux for directional lights, and
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// nits for area lights. This is great, and means that we don't need to perform any migration for this
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// field.
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if (light.type == LightType.Pyramid)
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{
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// The UI expects areaSize.x to be pyramid aspect ratio from now on.
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// This is a temporary solution until we break out areaSize into multiple fields
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light.areaSize = new Vector2(data.aspectRatio, light.areaSize.y);
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}
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})
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);
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#pragma warning restore 0618, 0612
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void Migrate()
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{
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k_HDLightMigrationSteps.Migrate(this);
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// OnValidate might be called before migration but migration is needed to call UpdateBounds() properly so we call it again here to make sure that they are updated properly.
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OnValidate();
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}
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#region Obsolete fields
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// To be able to have correct default values for our lights and to also control the conversion of intensity from the light editor (so it is compatible with GI)
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// we add intensity (for each type of light we want to manage).
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[Obsolete("Use Light.renderingLayerMask instead")]
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[FormerlySerializedAs("lightLayers")]
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[ExcludeCopy]
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RenderingLayerMask m_LightLayers = RenderingLayerMask.LightLayerDefault;
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[Obsolete]
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[SerializeField]
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[FormerlySerializedAs("m_ShadowResolutionTier")]
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[ExcludeCopy]
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ShadowResolutionTier m_ObsoleteShadowResolutionTier = ShadowResolutionTier.Medium;
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[Obsolete]
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[SerializeField]
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[FormerlySerializedAs("m_UseShadowQualitySettings")]
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[ExcludeCopy]
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bool m_ObsoleteUseShadowQualitySettings = false;
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[FormerlySerializedAs("m_CustomShadowResolution")]
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[Obsolete]
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[SerializeField]
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[ExcludeCopy]
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int m_ObsoleteCustomShadowResolution = k_DefaultShadowResolution;
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[FormerlySerializedAs("m_ContactShadows")]
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[Obsolete]
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[SerializeField]
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[ExcludeCopy]
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bool m_ObsoleteContactShadows = false;
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#endregion
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}
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}
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