public static MeshData[] ProcMesh(FbxManager manager, FbxNode node, FbxMesh mesh, ImportOptions importOptions, Matrix4 additionalTransform)
{
var transform = additionalTransform * FbxMath.EvaluateGlobalTransform(node).ToMatrix4();
transform = transform * FbxMath.GetGeometryOffset(node).ToMatrix4();
var converter = new FbxGeometryConverter(manager);
bool success = false;
try
{
mesh = FbxMesh.Cast(converter.Triangulate(mesh, false)); //ToDo :? Может true? Чтобы не создавать второй mesh в Attribute
success = true;
}
catch (Exception ex)
{
FbxImportLog.LogError(node, "Inside Triangulate error: " + ex);
}
if (!success || mesh == null)
{
return(null);
}
MeshData data = ReadTriangles(mesh, node);
var ret = ReadMaterialsAndSplitByMaterials(data);
foreach (var m in ret)
{
ReadMeshElements(m, importOptions, ref transform);
}
return(ret);
}
internal static global::System.Runtime.InteropServices.HandleRef getCPtr(FbxGeometryConverter obj)
{
return((obj == null) ? new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero) : obj.swigCPtr);
}
protected override FbxMesh GenerateFbx()
{
string meshName = (Souls.meshRoot != null ? Souls.meshRoot.Name : "") + "_Mesh";
FbxMesh mesh = FbxMesh.Create(Scene, meshName);
mesh.InitControlPoints(Souls.mesh.Vertices.Count);
int layerIndex = mesh.CreateLayer();
FbxLayer layer = mesh.GetLayer(layerIndex);
FbxLayerContainer layerContainer = FbxLayerContainer.Create(Scene, meshName + "_LayerContainer");
FbxLayerElementUV uv = FbxLayerElementUV.Create(layerContainer, "Diffuse");
layer.SetUVs(uv);
FbxLayerElementNormal normal = FbxLayerElementNormal.Create(layerContainer, "Normal");
layer.SetNormals(normal);
normal.SetReferenceMode(FbxLayerElement.EReferenceMode.eDirect);
normal.SetMappingMode(FbxLayerElement.EMappingMode.eByControlPoint);
FbxLayerElementBinormal binormal = FbxLayerElementBinormal.Create(layerContainer, "Binormal");
layer.SetBinormals(binormal);
FbxLayerElementTangent tangent = FbxLayerElementTangent.Create(layerContainer, "Tangent");
layer.SetTangents(tangent);
tangent.SetReferenceMode(FbxLayerElement.EReferenceMode.eDirect);
tangent.SetMappingMode(FbxLayerElement.EMappingMode.eByControlPoint);
for (int vertexIndex = 0; vertexIndex < Souls.mesh.Vertices.Count; ++vertexIndex)
{
FLVER.Vertex vertex = Souls.mesh.Vertices[vertexIndex];
Vector3 position = vertex.Position;
// this fixes vertex positions since otherwise the model is turned inside out
// and it appears like it holds weapons in the left hand
position.Z = -position.Z;
normal.GetDirectArray().Add(vertex.Normal.ToFbxVector4());
tangent.GetDirectArray().Add(new FbxVector4(vertex.Tangents[0].X, vertex.Tangents[0].Y, vertex.Tangents[0].Z));
Vector2 uvValue = new Vector2(0);
if (vertex.UVs.Count > 0)
{
uvValue.X = vertex.UVs[0].X;
uvValue.Y = vertex.UVs[0].Y;
}
uv.GetDirectArray().Add(uvValue.ToFbxVector2());
mesh.SetControlPointAt(position.ToFbxVector4(), vertexIndex);
}
for (int faceSetIndex = 0; faceSetIndex < Souls.mesh.FaceSets.Count; ++faceSetIndex)
{
FLVER2.FaceSet faceSet = Souls.mesh.FaceSets[faceSetIndex];
if (faceSet.Flags != FLVER2.FaceSet.FSFlags.None)
{
continue;
}
for (int faceStartIndex = 0; faceStartIndex < faceSet.Indices.Count; faceStartIndex += 3)
{
mesh.AddCompletePolygon(
faceSet.Indices[faceStartIndex],
faceSet.Indices[faceStartIndex + 1],
faceSet.Indices[faceStartIndex + 2]
);
//mesh.AddCompletePolygon(
// faceSet.Indices[faceStartIndex + 2],
// faceSet.Indices[faceStartIndex + 1],
// faceSet.Indices[faceStartIndex]
//);
}
}
mesh.BuildMeshEdgeArray();
FbxGeometryConverter converter = new FbxGeometryConverter(Scene.GetFbxManager());
converter.ComputeEdgeSmoothingFromNormals(mesh);
converter.ComputePolygonSmoothingFromEdgeSmoothing(mesh);
return(mesh);
}