public void Push(SkinnedMeshRenderer renderer)
{
var mesh = renderer.sharedMesh;
if (mesh == null)
{
Debug.LogWarningFormat("{0} has no mesh", renderer.name);
return;
}
Renderers.Add(renderer);
var indexOffset = Positions.Count;
var boneIndexOffset = Bones.Count;
Positions.AddRange(mesh.vertices);
Normals.AddRange(mesh.normals);
UV.AddRange(mesh.uv);
Tangents.AddRange(mesh.tangents);
if (mesh.vertexCount == mesh.boneWeights.Length)
{
BoneWeights.AddRange(mesh.boneWeights.Select(x => AddBoneIndexOffset(x, boneIndexOffset)).ToArray());
}
else
{
BoneWeights.AddRange(Enumerable.Range(0, mesh.vertexCount).Select(x => new BoneWeight()).ToArray());
}
BindPoses.AddRange(mesh.bindposes);
Bones.AddRange(renderer.bones);
for (int i = 0; i < mesh.subMeshCount; ++i)
{
var indices = mesh.GetIndices(i).Select(x => x + indexOffset);
var mat = renderer.sharedMaterials[i];
var sameMaterialSubMeshIndex = SubMeshes.FindIndex(x => ReferenceEquals(x.Material, mat));
if (sameMaterialSubMeshIndex >= 0)
{
SubMeshes[sameMaterialSubMeshIndex].Indices.AddRange(indices);
}
else
{
SubMeshes.Add(new SubMesh
{
Indices = indices.ToList(),
Material = mat,
});
}
}
for (int i = 0; i < mesh.blendShapeCount; ++i)
{
var positions = (Vector3[])mesh.vertices.Clone();
var normals = (Vector3[])mesh.normals.Clone();
var tangents = mesh.tangents.Select(x => (Vector3)x).ToArray();
mesh.GetBlendShapeFrameVertices(i, 0, positions, normals, tangents);
BlendShapes.Add(new BlendShape
{
VertexOffset = indexOffset,
FrameWeight = mesh.GetBlendShapeFrameWeight(i, 0),
Name = mesh.GetBlendShapeName(i),
Positions = positions,
Normals = normals,
Tangents = tangents,
});
}
}
