private static RenderMode GetBlendMode(GltfFormat.VrmMaterial material)
{
if (material.IsKeywordEnabled(MToonUtils.KeyAlphaTestOn))
{
return(RenderMode.Cutout);
}
else if (material.IsKeywordEnabled(MToonUtils.KeyAlphaBlendOn))
{
switch (material.GetInt(MToonUtils.PropZWrite))
{
case MToonUtils.EnabledIntValue:
return(RenderMode.TransparentWithZWrite);
case MToonUtils.DisabledIntValue:
return(RenderMode.Transparent);
default:
throw new ArgumentException("Invalid ZWrite Int Value.");
}
}
else
{
return(RenderMode.Opaque);
}
}
private static LinearColor ToLinear(GltfFormat.VrmMaterial material, string propertyName)
{
// TODO
var color = material.GetColor(propertyName);
return(LinearColor.FromLiner(color.X, color.Y, color.Z, color.W));
}
private static int GetRenderQueueOffset(GltfFormat.VrmMaterial material, RenderMode originMode)
{
var rawValue = material.renderQueue;
var requirement = MToonUtils.GetRenderQueueRequirement(originMode);
if (rawValue < requirement.MinValue || rawValue > requirement.MaxValue)
{
return(0);
}
return(rawValue - requirement.DefaultValue);
}
private static OutlineColorMode GetOutlineColorMode(GltfFormat.VrmMaterial material)
{
if (material.IsKeywordEnabled(MToonUtils.KeyOutlineColorFixed))
{
return(OutlineColorMode.FixedColor);
}
if (material.IsKeywordEnabled(MToonUtils.KeyOutlineColorMixed))
{
return(OutlineColorMode.MixedLighting);
}
return(OutlineColorMode.FixedColor);
}
private static OutlineWidthMode GetOutlineWidthMode(GltfFormat.VrmMaterial material)
{
if (material.IsKeywordEnabled(MToonUtils.KeyOutlineWidthWorld))
{
return(OutlineWidthMode.WorldCoordinates);
}
if (material.IsKeywordEnabled(MToonUtils.KeyOutlineWidthScreen))
{
return(OutlineWidthMode.ScreenCoordinates);
}
return(OutlineWidthMode.None);
}
private static CullMode GetCullMode(GltfFormat.VrmMaterial material)
{
switch ((CullMode)material.GetInt(MToonUtils.PropCullMode))
{
case CullMode.Off:
return(CullMode.Off);
case CullMode.Front:
return(CullMode.Front);
case CullMode.Back:
return(CullMode.Back);
default:
throw new ArgumentException("Invalid CullMode.");
}
}
private static float GetValue(GltfFormat.VrmMaterial material, string propertyName)
{
return(material.GetFloat(propertyName));
}
public static MToonDefinition FromVrm0x(GltfFormat.VrmMaterial material, List <Texture> textures)
{
var definition = new MToonDefinition
{
Meta = new MetaDefinition
{
Implementation = MToonUtils.Implementation,
VersionNumber = material.GetInt(MToonUtils.PropVersion),
},
Rendering = new RenderingDefinition
{
RenderMode = GetBlendMode(material),
CullMode = GetCullMode(material),
RenderQueueOffsetNumber = GetRenderQueueOffset(material, GetRenderQueueOriginMode(material)),
},
Color = new ColorDefinition
{
LitColor = ToLinear(material, MToonUtils.PropColor),
LitMultiplyTexture = GetTexture(material, MToonUtils.PropMainTex, textures),
ShadeColor = ToLinear(material, MToonUtils.PropShadeColor),
ShadeMultiplyTexture = GetTexture(material, MToonUtils.PropShadeTexture, textures),
CutoutThresholdValue = GetValue(material, MToonUtils.PropCutoff),
},
Lighting = new LightingDefinition
{
LitAndShadeMixing = new LitAndShadeMixingDefinition
{
ShadingShiftValue = GetValue(material, MToonUtils.PropShadeShift),
ShadingToonyValue = GetValue(material, MToonUtils.PropShadeToony),
ShadowReceiveMultiplierValue = GetValue(material, MToonUtils.PropReceiveShadowRate),
ShadowReceiveMultiplierMultiplyTexture = GetTexture(material, MToonUtils.PropReceiveShadowTexture, textures),
LitAndShadeMixingMultiplierValue = GetValue(material, MToonUtils.PropShadingGradeRate),
LitAndShadeMixingMultiplierMultiplyTexture = GetTexture(material, MToonUtils.PropShadingGradeTexture, textures),
},
LightingInfluence = new LightingInfluenceDefinition
{
LightColorAttenuationValue = GetValue(material, MToonUtils.PropLightColorAttenuation),
GiIntensityValue = GetValue(material, MToonUtils.PropIndirectLightIntensity),
},
Normal = new NormalDefinition
{
NormalTexture = GetTexture(material, MToonUtils.PropBumpMap, textures),
NormalScaleValue = GetValue(material, MToonUtils.PropBumpScale),
},
},
Emission = new EmissionDefinition
{
EmissionColor = ToLinear(material, MToonUtils.PropEmissionColor),
EmissionMultiplyTexture = GetTexture(material, MToonUtils.PropEmissionMap, textures),
},
MatCap = new MatCapDefinition
{
AdditiveTexture = GetTexture(material, MToonUtils.PropSphereAdd, textures),
},
Rim = new RimDefinition
{
RimColor = ToLinear(material, MToonUtils.PropRimColor),
RimMultiplyTexture = GetTexture(material, MToonUtils.PropRimTexture, textures),
RimLightingMixValue = GetValue(material, MToonUtils.PropRimLightingMix),
RimFresnelPowerValue = GetValue(material, MToonUtils.PropRimFresnelPower),
RimLiftValue = GetValue(material, MToonUtils.PropRimLift),
},
Outline = new OutlineDefinition
{
OutlineWidthMode = GetOutlineWidthMode(material),
OutlineWidthValue = GetValue(material, MToonUtils.PropOutlineWidth),
OutlineWidthMultiplyTexture = GetTexture(material, MToonUtils.PropOutlineWidthTexture, textures),
OutlineScaledMaxDistanceValue = GetValue(material, MToonUtils.PropOutlineScaledMaxDistance),
OutlineColorMode = GetOutlineColorMode(material),
OutlineColor = ToLinear(material, MToonUtils.PropOutlineColor),
OutlineLightingMixValue = GetValue(material, MToonUtils.PropOutlineLightingMix),
},
TextureOption = new TextureUvCoordsDefinition
{
MainTextureLeftBottomOriginScale = material.GetTextureScale(MToonUtils.PropMainTex),
MainTextureLeftBottomOriginOffset = material.GetTextureOffset(MToonUtils.PropMainTex),
UvAnimationMaskTexture = GetTexture(material, MToonUtils.PropUvAnimMaskTexture, textures),
UvAnimationScrollXSpeedValue = GetValue(material, MToonUtils.PropUvAnimScrollX),
UvAnimationScrollYSpeedValue = GetValue(material, MToonUtils.PropUvAnimScrollY),
UvAnimationRotationSpeedValue = GetValue(material, MToonUtils.PropUvAnimRotation),
},
};
return(definition);
}
private static RenderMode GetRenderQueueOriginMode(GltfFormat.VrmMaterial material)
{
return(GetBlendMode(material));
}
private static TextureInfo GetTexture(GltfFormat.VrmMaterial material, string propertyName, List <Texture> textures)
{
return((TextureInfo)material.GetTexture(propertyName, textures));
}
