public static BlendShapeManager FromGltf(this VrmBlendShapeMaster master, List <MeshGroup> meshes, List <Material> materials, List <Node> nodes)
{
var manager = new BlendShapeManager();
manager.BlendShapeList.AddRange(master.blendShapeGroups.Select(x =>
{
var expression = new BlendShape(x.presetName.FromGltf(), x.name, x.isBinary);
expression.BlendShapeValues.AddRange(
x.binds.Select(y =>
{
var group = meshes[y.mesh];
var node = nodes.First(z => z.MeshGroup == group);
var blendShapeName = group.Meshes[0].MorphTargets[y.index].Name;
var value = new BlendShapeBindValue(node, blendShapeName, y.weight);
return(value);
}));
expression.MaterialValues.AddRange(
x.materialValues.Select(y =>
{
var material = materials.First(z => z.Name == y.materialName);
var target = new Vector4(y.targetValue[0], y.targetValue[1], y.targetValue[2], y.targetValue[3]);
var value = new MaterialBindValue(material, y.propertyName, target);
return(value);
}));
return(expression);
}));
return(manager);
}
public static VrmProtobuf.MaterialValue ToGltf(this MaterialBindValue self, List <VrmLib.Material> materials)
{
var m = new VrmProtobuf.MaterialValue
{
Material = materials.IndexOfThrow(self.Material),
Type = EnumUtil.Cast <VrmProtobuf.MaterialValue.Types.MaterialValueType>(self.BindType),
};
var kv = self.Property;
m.TargetValue.Add(kv.Value.X);
m.TargetValue.Add(kv.Value.Y);
m.TargetValue.Add(kv.Value.Z);
m.TargetValue.Add(kv.Value.W);
return(m);
}
public static BlendShapeManager FromGltf(this VrmProtobuf.BlendShape master, List <MeshGroup> meshes, List <Material> materials)
{
var manager = new BlendShapeManager();
manager.BlendShapeList.AddRange(master.BlendShapeGroups.Select(x =>
{
var expression = new BlendShape((VrmLib.BlendShapePreset)x.Preset,
x.Name,
x.IsBinary.HasValue && x.IsBinary.Value);
expression.BlendShapeValues.AddRange(
x.Binds.Select(y =>
{
var group = meshes[y.Mesh];
var blendShapeName = group.Meshes[0].MorphTargets[y.Index].Name;
var value = new BlendShapeBindValue(group, blendShapeName, y.Weight);
return(value);
}));
expression.MaterialValues.AddRange(
x.MaterialValues.Select(y =>
{
var material = materials[y.Material];
Vector4 target = default;
if (y.TargetValue.Count > 0)
{
target.X = y.TargetValue[0];
}
if (y.TargetValue.Count > 1)
{
target.Y = y.TargetValue[1];
}
if (y.TargetValue.Count > 2)
{
target.Z = y.TargetValue[2];
}
if (y.TargetValue.Count > 3)
{
target.W = y.TargetValue[3];
}
var value = new MaterialBindValue(material, EnumUtil.Parse <MaterialBindType>(y.Type.ToString()), target);
return(value);
}));
return(expression);
}));
return(manager);
}
public static VrmProtobuf.BlendShapeGroup.Types.MaterialValue ToGltf(this MaterialBindValue self, List <Material> materials)
{
var m = new VrmProtobuf.BlendShapeGroup.Types.MaterialValue
{
Material = materials.IndexOfThrow(self.Material),
};
switch (self.Property)
{
// Type = self.Property,
default:
throw new Exception($"unknown exception: {self.Property}");
}
m.TargetValue.Add(self.Value.X);
m.TargetValue.Add(self.Value.Y);
m.TargetValue.Add(self.Value.Z);
m.TargetValue.Add(self.Value.W);
return(m);
}
public static VrmLib.BlendShape FromGltf(BlendShapeGroup x, List <VrmLib.Node> nodes, List <VrmLib.Material> materials)
{
var expression = new VrmLib.BlendShape((VrmLib.BlendShapePreset)x.Preset,
x.Name,
x.IsBinary.HasValue && x.IsBinary.Value)
{
IgnoreBlink = x.IgnoreBlink.GetValueOrDefault(),
IgnoreLookAt = x.IgnoreLookAt.GetValueOrDefault(),
IgnoreMouth = x.IgnoreMouth.GetValueOrDefault(),
};
foreach (var y in x.Binds)
{
var node = nodes[y.Node.Value];
var blendShapeName = node.Mesh.MorphTargets[y.Index.Value].Name;
var blendShapeBind = new BlendShapeBindValue(node, blendShapeName, y.Weight.Value);
expression.BlendShapeValues.Add(blendShapeBind);
}
foreach (var y in x.MaterialValues)
{
var material = materials[y.Material.Value];
Vector4 target = default;
if (y.TargetValue.Count > 0)
{
target.X = y.TargetValue[0];
}
if (y.TargetValue.Count > 1)
{
target.Y = y.TargetValue[1];
}
if (y.TargetValue.Count > 2)
{
target.Z = y.TargetValue[2];
}
if (y.TargetValue.Count > 3)
{
target.W = y.TargetValue[3];
}
var materialColorBind = new MaterialBindValue(material, EnumUtil.Cast <MaterialBindType>(y.Type), target);
expression.MaterialValues.Add(materialColorBind);
}
foreach (var y in x.MaterialUVBinds)
{
var material = materials[y.Material.Value];
var scaling = Vector2.One;
if (y.Scaling.Count > 0)
{
scaling.X = y.Scaling[0];
}
if (y.Scaling.Count > 1)
{
scaling.Y = y.Scaling[1];
}
var offset = Vector2.Zero;
if (y.Offset.Count > 0)
{
offset.X = y.Offset[0];
}
if (y.Offset.Count > 1)
{
offset.Y = y.Offset[1];
}
var materialUVBind = new UVScaleOffsetValue(material, scaling, offset);
expression.UVScaleOffsetValues.Add(materialUVBind);
}
return(expression);
}
