/**
* Add the given skeletal mesh to the Fbx scene in preparation for exporting. Makes all new nodes a child of the given node
*/
FbxNode* FFbxExporter::ExportSkeletalMeshToFbx(const USkeletalMesh* SkelMesh, const UAnimSequence* AnimSeq, const TCHAR* MeshName, FbxNode* ActorRootNode)
{
if(AnimSeq)
{
return ExportAnimSequence(AnimSeq, SkelMesh, true, MeshName, ActorRootNode);
}
else
{
TArray<FbxNode*> BoneNodes;
// Add the skeleton to the scene
FbxNode* SkeletonRootNode = CreateSkeleton(SkelMesh, BoneNodes);
if(SkeletonRootNode)
{
ActorRootNode->AddChild(SkeletonRootNode);
}
// Add the mesh
FbxNode* MeshRootNode = CreateMesh(SkelMesh, MeshName);
if(MeshRootNode)
{
ActorRootNode->AddChild(MeshRootNode);
}
if(SkeletonRootNode && MeshRootNode)
{
// Bind the mesh to the skeleton
BindMeshToSkeleton(SkelMesh, MeshRootNode, BoneNodes);
// Add the bind pose
CreateBindPose(MeshRootNode);
}
return SkeletonRootNode;
}
return NULL;
}
FbxNode* FFbxExporter::ExportAnimSequence( const UAnimSequence* AnimSeq, const USkeletalMesh* SkelMesh, bool bExportSkelMesh, const TCHAR* MeshName, FbxNode* ActorRootNode )
{
if( Scene == NULL || AnimSeq == NULL || SkelMesh == NULL )
{
return NULL;
}
FbxNode* RootNode = (ActorRootNode)? ActorRootNode : Scene->GetRootNode();
// Create the Skeleton
TArray<FbxNode*> BoneNodes;
FbxNode* SkeletonRootNode = CreateSkeleton(SkelMesh, BoneNodes);
RootNode->AddChild(SkeletonRootNode);
// Export the anim sequence
{
ExportAnimSequenceToFbx(AnimSeq,
SkelMesh,
BoneNodes,
AnimLayer,
0.f, // AnimStartOffset
0.f, // AnimEndOffset
1.f, // AnimPlayRate
0.f); // StartTime
CorrectAnimTrackInterpolation(BoneNodes, AnimLayer);
}
// Optionally export the mesh
if(bExportSkelMesh)
{
FString MeshNodeName;
if (MeshName)
{
MeshNodeName = MeshName;
}
else
{
SkelMesh->GetName(MeshNodeName);
}
// Add the mesh
FbxNode* MeshRootNode = CreateMesh(SkelMesh, *MeshNodeName);
if(MeshRootNode)
{
RootNode->AddChild(MeshRootNode);
}
if(SkeletonRootNode && MeshRootNode)
{
// Bind the mesh to the skeleton
BindMeshToSkeleton(SkelMesh, MeshRootNode, BoneNodes);
// Add the bind pose
CreateBindPose(MeshRootNode);
}
}
return SkeletonRootNode;
}
