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Merge pull request #938 from Santarh/vrm10MToon1
VRM1.0 で MToon の Import ができる
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237 changes: 237 additions & 0 deletions
237
Assets/VRM10/Runtime/IO/Material/Vrm10MToonMaterialParameterImporter.cs
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,237 @@ | ||
| using System; | ||
| using System.Collections.Generic; | ||
| using UniGLTF; | ||
| using UniGLTF.Extensions.VRMC_materials_mtoon; | ||
| using UnityEngine; | ||
| using ColorSpace = UniGLTF.ColorSpace; | ||
| using OutlineWidthMode = UniGLTF.Extensions.VRMC_materials_mtoon.OutlineWidthMode; | ||
|
|
||
| namespace UniVRM10 | ||
| { | ||
| /// <summary> | ||
| /// Convert MToon parameters from glTF specification to Unity implementation. | ||
| /// </summary> | ||
| public static class Vrm10MToonMaterialParameterImporter | ||
| { | ||
| public static IEnumerable<(string key, Color value)> TryGetAllColors(glTFMaterial material, VRMC_materials_mtoon mToon) | ||
| { | ||
| const ColorSpace gltfColorSpace = ColorSpace.Linear; | ||
|
|
||
| var baseColor = material?.pbrMetallicRoughness?.baseColorFactor?.ToColor4(gltfColorSpace, ColorSpace.sRGB); | ||
| if (baseColor.HasValue) | ||
| { | ||
| yield return (MToon.Utils.PropColor, baseColor.Value); | ||
| } | ||
|
|
||
| var emissionColor = material?.emissiveFactor?.ToColor3(gltfColorSpace, ColorSpace.Linear); | ||
| if (emissionColor.HasValue) | ||
| { | ||
| yield return (MToon.Utils.PropEmissionColor, emissionColor.Value); | ||
| } | ||
|
|
||
| var shadeColor = mToon?.ShadeColorFactor?.ToColor3(gltfColorSpace, ColorSpace.sRGB); | ||
| if (shadeColor.HasValue) | ||
| { | ||
| yield return (MToon.Utils.PropShadeColor, shadeColor.Value); | ||
| } | ||
|
|
||
| var rimColor = mToon?.ParametricRimColorFactor?.ToColor3(gltfColorSpace, ColorSpace.Linear); | ||
| if (rimColor.HasValue) | ||
| { | ||
| yield return (MToon.Utils.PropRimColor, rimColor.Value); | ||
| } | ||
|
|
||
| var outlineColor = mToon?.OutlineColorFactor?.ToColor3(gltfColorSpace, ColorSpace.sRGB); | ||
| if (outlineColor.HasValue) | ||
| { | ||
| yield return (MToon.Utils.PropOutlineColor, outlineColor.Value); | ||
| } | ||
| } | ||
|
|
||
| public static IEnumerable<(string key, float value)> TryGetAllFloats(glTFMaterial material, VRMC_materials_mtoon mToon) | ||
| { | ||
| var renderMode = GetMToonRenderMode(material, mToon); | ||
| { | ||
| yield return (MToon.Utils.PropBlendMode, (float) renderMode); | ||
| } | ||
|
|
||
| var cullMode = GetMToonCullMode(material, mToon); | ||
| { | ||
| yield return (MToon.Utils.PropCullMode, (float) cullMode); | ||
| } | ||
|
|
||
| var outlineMode = GetMToonOutlineWidthMode(material, mToon); | ||
| { | ||
| yield return (MToon.Utils.PropOutlineWidthMode, (float) outlineMode); | ||
|
|
||
| // In case of VRM 1.0 MToon, outline color mode is always MixedLighting. | ||
| yield return (MToon.Utils.PropOutlineColorMode, (float) MToon.OutlineColorMode.MixedLighting); | ||
| } | ||
|
|
||
| var cutoff = material?.alphaCutoff; | ||
| if (cutoff.HasValue) | ||
| { | ||
| yield return (MToon.Utils.PropCutoff, cutoff.Value); | ||
| } | ||
|
|
||
| var normalScale = material?.normalTexture?.scale; | ||
| if (normalScale.HasValue) | ||
| { | ||
| yield return ("_BumpScale", normalScale.Value); | ||
| } | ||
|
|
||
| var shadingShift = mToon?.ShadingShiftFactor; | ||
| if (shadingShift.HasValue) | ||
| { | ||
| yield return (MToon.Utils.PropShadeShift, shadingShift.Value); | ||
| } | ||
|
|
||
| var shadingToony = mToon?.ShadingToonyFactor; | ||
| if (shadingToony.HasValue) | ||
| { | ||
| yield return (MToon.Utils.PropShadeToony, shadingToony.Value); | ||
| } | ||
|
|
||
| var giIntensity = mToon?.GiIntensityFactor; | ||
| if (giIntensity.HasValue) | ||
| { | ||
| yield return (MToon.Utils.PropIndirectLightIntensity, giIntensity.Value); | ||
| } | ||
|
|
||
| var rimLightMix = mToon?.RimLightingMixFactor; | ||
| if (rimLightMix.HasValue) | ||
| { | ||
| yield return (MToon.Utils.PropRimLightingMix, rimLightMix.Value); | ||
| } | ||
|
|
||
| var rimFresnelPower = mToon?.ParametricRimFresnelPowerFactor; | ||
| if (rimFresnelPower.HasValue) | ||
| { | ||
| yield return (MToon.Utils.PropRimFresnelPower, rimFresnelPower.Value); | ||
| } | ||
|
|
||
| var rimLift = mToon?.ParametricRimLiftFactor; | ||
| if (rimLift.HasValue) | ||
| { | ||
| yield return (MToon.Utils.PropRimLift, rimLift.Value); | ||
| } | ||
|
|
||
| // Unit conversion. | ||
| // Because Unity implemented MToon uses centimeter unit in width parameter. | ||
| var outlineWidth = mToon?.OutlineWidthFactor; | ||
| if (outlineWidth.HasValue) | ||
| { | ||
| const float meterToCentimeter = 100f; | ||
|
|
||
| yield return (MToon.Utils.PropOutlineWidth, outlineWidth.Value * meterToCentimeter); | ||
| } | ||
|
|
||
| var outlineLightMix = mToon?.OutlineLightingMixFactor; | ||
| if (outlineLightMix.HasValue) | ||
| { | ||
| yield return (MToon.Utils.PropOutlineLightingMix, outlineLightMix.Value); | ||
| } | ||
|
|
||
| var uvAnimSpeedScrollX = mToon?.UvAnimationScrollXSpeedFactor; | ||
| if (uvAnimSpeedScrollX.HasValue) | ||
| { | ||
| yield return (MToon.Utils.PropUvAnimScrollX, uvAnimSpeedScrollX.Value); | ||
| } | ||
|
|
||
| // UV coords conversion. | ||
| // glTF (top-left origin) to Unity (bottom-left origin) | ||
| var uvAnimSpeedScrollY = mToon?.UvAnimationScrollYSpeedFactor; | ||
| if (uvAnimSpeedScrollY.HasValue) | ||
| { | ||
| const float invertY = -1f; | ||
|
|
||
| yield return (MToon.Utils.PropUvAnimScrollY, uvAnimSpeedScrollY.Value * invertY); | ||
| } | ||
|
|
||
| var uvAnimSpeedRotation = mToon?.UvAnimationRotationSpeedFactor; | ||
| if (uvAnimSpeedRotation.HasValue) | ||
| { | ||
| yield return (MToon.Utils.PropUvAnimRotation, uvAnimSpeedRotation.Value); | ||
| } | ||
| } | ||
|
|
||
| public static IEnumerable<(string key, Vector4 value)> TryGetAllFloatArrays(glTFMaterial material, VRMC_materials_mtoon mToon) | ||
| { | ||
| yield break; | ||
| } | ||
|
|
||
| public static int? TryGetRenderQueue(glTFMaterial material, VRMC_materials_mtoon mToon) | ||
| { | ||
| var renderQueueOffset = mToon?.RenderQueueOffsetNumber; | ||
| if (renderQueueOffset.HasValue) | ||
| { | ||
| var renderMode = GetMToonRenderMode(material, mToon); | ||
| return MToon.Utils.GetRenderQueueRequirement(renderMode).DefaultValue + | ||
| renderQueueOffset.Value; | ||
| } | ||
| return default; | ||
| } | ||
|
|
||
|
|
||
| private static MToon.RenderMode GetMToonRenderMode(glTFMaterial material, VRMC_materials_mtoon mToon) | ||
| { | ||
| switch (material?.alphaMode) | ||
| { | ||
| case "OPAQUE": | ||
| return MToon.RenderMode.Opaque; | ||
| case "MASK": | ||
| return MToon.RenderMode.Cutout; | ||
| case "BLEND": | ||
| var mToonZWrite = mToon?.TransparentWithZWrite; | ||
| if (mToonZWrite.HasValue) | ||
| { | ||
| if (mToonZWrite.Value) | ||
| { | ||
| return MToon.RenderMode.TransparentWithZWrite; | ||
| } | ||
| else | ||
| { | ||
| return MToon.RenderMode.Transparent; | ||
| } | ||
| } | ||
| else | ||
| { | ||
| // Invalid | ||
| return MToon.RenderMode.Transparent; | ||
| } | ||
| default: | ||
| // Invalid | ||
| return MToon.RenderMode.Opaque; | ||
| } | ||
| } | ||
|
|
||
| private static MToon.CullMode GetMToonCullMode(glTFMaterial material, VRMC_materials_mtoon mToon) | ||
| { | ||
| var doubleSided = material?.doubleSided; | ||
| if (doubleSided.HasValue && doubleSided.Value) | ||
| { | ||
| return MToon.CullMode.Off; | ||
| } | ||
| else | ||
| { | ||
| return MToon.CullMode.Back; | ||
| } | ||
| } | ||
|
|
||
| private static MToon.OutlineWidthMode GetMToonOutlineWidthMode(glTFMaterial material, VRMC_materials_mtoon mToon) | ||
| { | ||
| switch (mToon.OutlineWidthMode) | ||
| { | ||
| case OutlineWidthMode.none: | ||
| return MToon.OutlineWidthMode.None; | ||
| case OutlineWidthMode.worldCoordinates: | ||
| return MToon.OutlineWidthMode.WorldCoordinates; | ||
| case OutlineWidthMode.screenCoordinates: | ||
| return MToon.OutlineWidthMode.ScreenCoordinates; | ||
| default: | ||
| // Invalid | ||
| return MToon.OutlineWidthMode.None; | ||
| } | ||
| } | ||
| } | ||
| } |
3 changes: 3 additions & 0 deletions
3
Assets/VRM10/Runtime/IO/Material/Vrm10MToonMaterialParameterImporter.cs.meta
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