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fix normal and tangents BlendShape in BoneNormalizer

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This commit is contained in:
ousttrue 2018-04-17 13:57:52 +09:00
parent de15a56e03
commit a42aa7e575
1 changed files with 28 additions and 7 deletions
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35
Scripts/SkinnedMeshUtility/Editor/BoneNormalizer.cs
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@ -162,9 +162,22 @@ namespace VRM
mesh.boneWeights = srcMesh.boneWeights;
var meshVertices = mesh.vertices;
var meshNormals = mesh.normals;
var meshTangents = mesh.tangents.Select(x => (Vector3)x).ToArray();
var _meshVertices = new Vector3[meshVertices.Length];
var _meshNormals = new Vector3[meshVertices.Length];
var _meshTangents = new Vector3[meshVertices.Length];
var blendShapeMesh = new Mesh();
for (int i = 0; i < srcMesh.blendShapeCount; ++i)
{
// check blendShape
srcRenderer.sharedMesh.GetBlendShapeFrameVertices(i, 0, _meshVertices, _meshNormals, _meshTangents);
var hasVertices = !_meshVertices.All(x => x == Vector3.zero);
var hasNormals = !_meshNormals.All(x => x == Vector3.zero);
var hasTangents = !_meshTangents.All(x => x == Vector3.zero);
srcRenderer.SetBlendShapeWeight(i, 100.0f);
srcRenderer.BakeMesh(blendShapeMesh);
srcRenderer.SetBlendShapeWeight(i, 0);
@ -181,13 +194,21 @@ namespace VRM
for (int j = 0; j < vertices.Length; ++j) {
vertices[j]= m.MultiplyPoint(vertices[j]) - meshVertices[j];
}
for (int j = 0; j < normals.Length; ++j)
if (hasNormals)
{
normals[j] = m.MultiplyVector(normals[j]).normalized;
for (int j = 0; j < normals.Length; ++j)
{
normals[j] = m.MultiplyVector(normals[j]) - meshNormals[j];
}
}
for(int j=0; j<tangents.Length; ++j)
if (hasTangents)
{
tangents[j] = m.MultiplyVector(tangents[j]).normalized;
for (int j = 0; j < tangents.Length; ++j)
{
tangents[j] = m.MultiplyVector(tangents[j]) - meshTangents[j];
}
}
var name = srcMesh.GetBlendShapeName(i);
@ -200,9 +221,9 @@ namespace VRM
{
mesh.AddBlendShapeFrame(name,
weight,
vertices.Length == meshVertices.Length ? vertices : null,
normals.Length == meshVertices.Length ? normals : null,
tangents.Length == meshVertices.Length ? tangents : null
hasVertices ? vertices : null,
hasNormals ? normals: null,
hasTangents ? tangents: null
);
}
catch (Exception)