private static (Vector2, Vector2) GetTextureOffsetAndScale(Vrm10TextureInfo textureInfo)
{
if (glTF_KHR_texture_transform.TryGet(textureInfo, out var textureTransform))
{
return(GltfMaterialImporter.GetTextureOffsetAndScale(textureTransform));
}
return(new Vector2(0, 0), new Vector2(1, 1));
}
/// <summary>
/// VMRC_materials_mtoon の場合にマテリアル生成情報を作成する
/// </summary>
/// <param name="parser"></param>
/// <param name="i"></param>
/// <param name="param"></param>
/// <returns></returns>
public static bool TryCreateParam(GltfParser parser, int i, out MaterialImportParam param)
{
var m = parser.GLTF.materials[i];
if (!UniGLTF.Extensions.VRMC_materials_mtoon.GltfDeserializer.TryGet(m.extensions,
out UniGLTF.Extensions.VRMC_materials_mtoon.VRMC_materials_mtoon mtoon))
{
// fallback to gltf
param = default;
return(false);
}
// use material.name, because material name may renamed in GltfParser.
param = new MaterialImportParam(m.name, MToon.Utils.ShaderName);
param.Actions.Add(material =>
{
// Texture 以外をここで設定。Texture は TextureSlots へ
{
// material.SetFloat(PropVersion, mtoon.Version);
}
{
// var rendering = mtoon.Rendering;
// SetRenderMode(material, rendering.RenderMode, rendering.RenderQueueOffsetNumber,
// useDefaultRenderQueue: false);
// SetCullMode(material, rendering.CullMode);
}
{
// var color = mtoon.Color;
material.SetColor(MToon.Utils.PropColor, m.pbrMetallicRoughness.baseColorFactor.ToColor4());
material.SetColor(MToon.Utils.PropShadeColor, mtoon.ShadeFactor.ToColor3());
material.SetFloat(MToon.Utils.PropCutoff, m.alphaCutoff);
}
{
{
material.SetFloat(MToon.Utils.PropShadeShift, mtoon.ShadingShiftFactor.Value);
material.SetFloat(MToon.Utils.PropShadeToony, mtoon.ShadingToonyFactor.Value);
// material.SetFloat(PropReceiveShadowRate, mtoon.prop.ShadowReceiveMultiplierValue);
// material.SetFloat(PropShadingGradeRate, mtoon.mix prop.LitAndShadeMixingMultiplierValue);
}
{
material.SetFloat(MToon.Utils.PropLightColorAttenuation, mtoon.LightColorAttenuationFactor.Value);
material.SetFloat(MToon.Utils.PropIndirectLightIntensity, mtoon.GiIntensityFactor.Value);
}
}
{
material.SetColor(MToon.Utils.PropEmissionColor, m.emissiveFactor.ToColor3());
}
{
material.SetColor(MToon.Utils.PropRimColor, mtoon.RimFactor.ToColor3());
material.SetFloat(MToon.Utils.PropRimLightingMix, mtoon.RimLightingMixFactor.Value);
material.SetFloat(MToon.Utils.PropRimFresnelPower, mtoon.RimFresnelPowerFactor.Value);
material.SetFloat(MToon.Utils.PropRimLift, mtoon.RimLiftFactor.Value);
}
{
material.SetFloat(MToon.Utils.PropOutlineWidth, mtoon.OutlineWidthFactor.Value);
material.SetFloat(MToon.Utils.PropOutlineScaledMaxDistance, mtoon.OutlineScaledMaxDistanceFactor.Value);
material.SetColor(MToon.Utils.PropOutlineColor, mtoon.OutlineFactor.ToColor3());
material.SetFloat(MToon.Utils.PropOutlineLightingMix, mtoon.OutlineLightingMixFactor.Value);
// private
// MToon.Utils.SetOutlineMode(material, outline.OutlineWidthMode, outline.OutlineColorMode);
}
{
// material.SetTextureScale(PropMainTex, mtoon.MainTextureLeftBottomOriginScale);
// material.SetTextureOffset(PropMainTex, mtoon.MainTextureLeftBottomOriginOffset);
material.SetFloat(MToon.Utils.PropUvAnimScrollX, mtoon.UvAnimationScrollXSpeedFactor.Value);
material.SetFloat(MToon.Utils.PropUvAnimScrollY, mtoon.UvAnimationScrollYSpeedFactor.Value);
material.SetFloat(MToon.Utils.PropUvAnimRotation, mtoon.UvAnimationRotationSpeedFactor.Value);
}
MToon.Utils.ValidateProperties(material, isBlendModeChangedByUser: false);
});
// SetTexture(material, PropMainTex, color.LitMultiplyTexture);
// SetNormalMapping(material, prop.NormalTexture, prop.NormalScaleValue);
// SetTexture(material, PropEmissionMap, emission.EmissionMultiplyTexture);
if (m.pbrMetallicRoughness != null)
{
// base color
if (m.pbrMetallicRoughness?.baseColorTexture != null)
{
param.TextureSlots.Add("_MainTex", GltfPBRMaterial.BaseColorTexture(parser, m));
}
}
if (m.normalTexture != null && m.normalTexture.index != -1)
{
// normal map
param.Actions.Add(material => material.EnableKeyword("_NORMALMAP"));
var textureParam = GltfPBRMaterial.NormalTexture(parser, m);
param.TextureSlots.Add("_BumpMap", textureParam);
param.FloatValues.Add("_BumpScale", m.normalTexture.scale);
}
if (m.emissiveTexture != null && m.emissiveTexture.index != -1)
{
var(offset, scale) = GltfMaterialImporter.GetTextureOffsetAndScale(m.emissiveTexture);
var textureParam = GltfTextureImporter.CreateSRGB(parser, m.emissiveTexture.index, offset, scale);
param.TextureSlots.Add("_EmissionMap", textureParam);
}
// TODO:
if (mtoon.ShadeMultiplyTexture.HasValue)
{
var textureParam = GltfTextureImporter.CreateSRGB(parser, mtoon.ShadeMultiplyTexture.Value, Vector2.zero, Vector2.one);
param.TextureSlots.Add("_ShadeTexture", textureParam);
}
if (mtoon.OutlineWidthMultiplyTexture.HasValue)
{
var textureParam = GltfTextureImporter.CreateSRGB(parser, mtoon.OutlineWidthMultiplyTexture.Value, Vector2.zero, Vector2.one);
param.TextureSlots.Add("_OutlineWidthTexture", textureParam);
}
if (mtoon.AdditiveTexture.HasValue)
{
var textureParam = GltfTextureImporter.CreateSRGB(parser, mtoon.AdditiveTexture.Value, Vector2.zero, Vector2.one);
param.TextureSlots.Add("_SphereAdd", textureParam);
}
if (mtoon.RimMultiplyTexture.HasValue)
{
var textureParam = GltfTextureImporter.CreateSRGB(parser, mtoon.RimMultiplyTexture.Value, Vector2.zero, Vector2.one);
param.TextureSlots.Add("_RimTexture", textureParam);;
}
if (mtoon.UvAnimationMaskTexture.HasValue)
{
var textureParam = GltfTextureImporter.CreateSRGB(parser, mtoon.UvAnimationMaskTexture.Value, Vector2.zero, Vector2.one);
param.TextureSlots.Add("_UvAnimMaskTexture", textureParam);
}
return(true);
}
