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skip unused skin

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This commit is contained in:
ousttrue 2021-12-09 15:38:45 +09:00
parent 43cf7e03a2
commit e09c1b8df6
1 changed files with 22 additions and 4 deletions
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26
Assets/VRM10/Runtime/Migration/MeshUpdater.cs
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@ -151,16 +151,34 @@ namespace UniVRM10
}
}
// update nodes
// update nodes and remove unused skin
var skins = gltf.skins.ToArray();
gltf.skins.Clear();
foreach (var (gltfNode, node) in Enumerable.Zip(gltf.nodes, model.Nodes, (l, r) => (l, r)))
{
gltfNode.translation = node.LocalTranslation.ToFloat3();
gltfNode.rotation = node.LocalRotation.ToFloat4();
gltfNode.scale = node.LocalScaling.ToFloat3();
if (gltfNode.mesh >= 0 && gltfNode.skin >= 0)
if (gltfNode.mesh >= 0)
{
var gltfSkin = gltf.skins[gltfNode.skin];
gltfSkin.inverseBindMatrices = AddAccessor(node.MeshGroup.Skin.InverseMatrices.GetSpan<Matrix4x4>());
if (gltfNode.skin >= 0)
{
var gltfSkin = skins[gltfNode.skin];
// get or create
var skinIndex = gltf.skins.IndexOf(gltfSkin);
if (skinIndex == -1)
{
skinIndex = gltf.skins.Count;
gltfSkin.inverseBindMatrices = AddAccessor(node.MeshGroup.Skin.InverseMatrices.GetSpan<Matrix4x4>());
gltf.skins.Add(gltfSkin);
}
// update
gltfNode.skin = skinIndex;
}
}
else
{
gltfNode.skin = -1;
}
}