bool ExportFBX(UStaticMesh* Mesh, FString RootFolder)
{
FString SelectedExportPath = RootFolder + Mesh->GetName();
UnFbx::FFbxExporter* Exporter = UnFbx::FFbxExporter::GetInstance();
Exporter->CreateDocument();
Exporter->ExportStaticMesh(Mesh);
#if NO_CUSTOM_SOURCE
FbxScene* Scene = Exporter->Scene;
#else
FbxScene* Scene = Exporter->GetFbxScene();
#endif
for (int i = 0; i < Scene->GetNodeCount(); i++)
{
FbxNode* Node = Scene->GetNode(i);
FbxDouble3 Rotation = Node->LclRotation.Get();
Rotation[2] -= 90;
Node->LclRotation.Set(Rotation);
}
for (int i = 0; i < Scene->GetMaterialCount(); i++)
{
FbxSurfaceMaterial* Material = Scene->GetMaterial(i);
Scene->RemoveMaterial(Material);
}
FbxSurfaceLambert* FbxMaterial = FbxSurfaceLambert::Create(Scene, "Fbx Default Material");
FbxMaterial->Diffuse.Set(FbxDouble3(0.72, 0.72, 0.72));
Scene->AddMaterial(FbxMaterial);
FbxAxisSystem::EFrontVector FrontVector = FbxAxisSystem::eParityEven;
const FbxAxisSystem UnrealZUp(FbxAxisSystem::eYAxis, FbxAxisSystem::eParityOdd, FbxAxisSystem::eRightHanded);
UnrealZUp.ConvertScene(Scene);
Exporter->WriteToFile(*SelectedExportPath);
return true;
}
int main(int argc, char **argv)
{
#ifndef _DEBUG
if (argc != 2)
{
printf("invalid arg");
return 0;
}
const char* filename = argv[1];
#else
const char* filename = "*****@*****.**";
#endif
output.open("output.txt", ios::out | ios::trunc);
output2.open("output2.txt", ios::out | ios::trunc);
output3.open("output3.txt", ios::out | ios::trunc);
if (!output.is_open())
{
exit(1);
}
FbxManager* fm = FbxManager::Create();
FbxIOSettings *ios = FbxIOSettings::Create(fm, IOSROOT);
//ios->SetBoolProp(EXP_FBX_ANIMATION, false);
ios->SetIntProp(EXP_FBX_COMPRESS_LEVEL, 9);
ios->SetAllObjectFlags(true);
fm->SetIOSettings(ios);
FbxImporter* importer = FbxImporter::Create(fm, "");
if (!importer->Initialize(filename, -1, fm->GetIOSettings()))
{
printf("error returned : %s\n", importer->GetStatus().GetErrorString());
exit(-1);
}
FbxScene* scene = FbxScene::Create(fm, "myscene");
importer->Import(scene);
importer->Destroy();
output << "some\n";
output << "charcnt : " << scene->GetCharacterCount() << endl << "node cnt : " << scene->GetNodeCount() << endl;
int animstackcnt = scene->GetSrcObjectCount<FbxAnimStack>();
output << "animstackcnt : " << animstackcnt << endl;
output << "------------" << endl;
vector<FbxNode*> removableNodes;
for (int i = 0; i < scene->GetNodeCount(); i++)
{
FbxNode* node = scene->GetNode(i);
output << "scene's node " << i << " : " << node->GetName() << ", childcnt : " << node->GetChildCount();
if (node->GetNodeAttribute())
{
output <<", att type : " << node->GetNodeAttribute()->GetAttributeType();
if (node->GetNodeAttribute()->GetAttributeType() == FbxNodeAttribute::EType::eMesh)
{
FbxMesh* mesh = node->GetMesh();
output << ", mem usage : " << mesh->MemoryUsage() << ", deformer cnt : " << mesh->GetDeformerCount(FbxDeformer::EDeformerType::eSkin) << endl;
collapseMesh(mesh);
FbxSkin* skin = (FbxSkin*) (mesh->GetDeformer(0, FbxDeformer::EDeformerType::eSkin));
if (skin)
{
for (int cli = 0; cli < skin->GetClusterCount(); cli++)
{
FbxCluster* cluster = skin->GetCluster(cli);
output << "\tcluster no." << cli << " has " << cluster->GetControlPointIndicesCount() << " connected verts" << endl;
if (cluster->GetControlPointIndicesCount() == 0)
removableNodes.push_back( cluster->GetLink() );
//cluster->
//skin->RemoveCluster(cluster);효과없음
}
}
if (mesh->IsTriangleMesh())
{
output << "\tit's triangle mesh" << endl;
}
//mesh->RemoveDeformer(0);효과없음
}
else
output << endl;
}
else
{
output << ", att type : none" << endl;
}
}
for (int rni = 0; rni < removableNodes.size(); rni++)
{
FbxNode* rnd = removableNodes[rni];
if (rnd && rnd->GetNodeAttribute()->GetAttributeType() == FbxNodeAttribute::EType::eSkeleton)
{
output3 << rnd->GetName() << " node with no vert attached's curve : " << rnd->GetSrcObjectCount<FbxAnimCurve>() << "," << rnd->GetSrcObjectCount<FbxAnimCurveNode>() << endl;
}
}
output << "-----------animinfo" << endl;
int cubic = 0, linear = 0, cons = 0;
for (int si = 0; si < animstackcnt; si++)
{
FbxAnimStack* stack = scene->GetSrcObject<FbxAnimStack>(si);
for (int i = 0; i < stack->GetMemberCount<FbxAnimLayer>(); i++)
{
FbxAnimLayer* layer = stack->GetMember<FbxAnimLayer>(i);
int curvenodecnt = layer->GetMemberCount<FbxAnimCurveNode>();
int compositcnt = 0;
for (int j = 0; j < curvenodecnt; j++)
{
FbxAnimCurveNode* cnode = layer->GetMember<FbxAnimCurveNode>(j);
compositcnt += (cnode->IsComposite() ? 1 : 0);
}
output << "\tanimstack's layer " << i << " : " << layer->GetName() << ", curve node cnt : " << curvenodecnt << ", composit node cnt : " << compositcnt << endl;
vector<FbxAnimCurveNode*> nodes2del;
for (int j = 0; j < curvenodecnt; j++)
{
FbxAnimCurveNode* cnode = layer->GetMember<FbxAnimCurveNode>(j);
output << "\t\tcurvenode " << j << " channel cnt : " << cnode->GetChannelsCount() << ", dst obj cnt " << cnode->GetDstObjectCount() << "(";
for (int dsti = 0; dsti < cnode->GetDstObjectCount(); dsti++)
{
output << "," << cnode->GetDstObject(dsti)->GetName();
if (cnode->GetDstObject(dsti)->GetSrcObjectCount() > 0)
output << "<" << cnode->GetDstObject(dsti)->GetSrcObjectCount<FbxSkeleton>() << ">";
}
output << ")";
FbxTimeSpan interval;
if (cnode->GetAnimationInterval(interval))
{
output << ", start : " << interval.GetStart().GetTimeString() << ", end : " << interval.GetStop().GetTimeString() << endl;
}
else
{
nodes2del.push_back(cnode);
output << ", no interval" << endl;
}
for (int chi = 0; chi < cnode->GetChannelsCount(); chi++)
{
int curvecnt = cnode->GetCurveCount(chi);
output << "\t\t\tchannel." << chi << " curvecnt : " << curvecnt << endl;
for (int ci = 0; ci < curvecnt; ci++)
{
FbxAnimCurve* curve = cnode->GetCurve(chi, ci);
int keycnt = curve->KeyGetCount();
output << "\t\t\t\tcurve no." << ci << " : key count : " << keycnt;
output2 << "curve " << ci << endl;
vector<int> keys2Remove;
for (int cki = 0; cki < keycnt; cki++)
{
FbxAnimCurveKey prevkey, currkey, nextkey;
if (cki == 0 || cki == keycnt - 1)
continue;
currkey = curve->KeyGet(cki);
prevkey = curve->KeyGet(cki-1);
nextkey = curve->KeyGet(cki + 1);
bool keepit = true;
output2 << ci << "-" << cki;
// keepit = keepTestHorizon(curve, prevkey, currkey, nextkey);
// if (keepit)
// keepit = slopkeepTest(curve, prevkey, currkey, nextkey);
if (!keepit)
{
if (!(currkey.GetInterpolation() == FbxAnimCurveDef::EInterpolationType::eInterpolationConstant && nextkey.GetInterpolation() != FbxAnimCurveDef::EInterpolationType::eInterpolationConstant))
keys2Remove.push_back(cki);
}
}
for (int kri = keys2Remove.size() - 1; kri >= 0; kri--)
{
//curve->KeyRemove(keys2Remove[kri]);
}
output2 << endl;
//output << ", cubic:linear:const : " << cubic << ":" << linear << ":" << cons << endl;
if (keys2Remove.size() > 0)
output << ", " << keys2Remove.size() << " keys removed";
keycnt = curve->KeyGetCount();
}
}
}
//이부분은 별로 효과없음
/*
for (int di = 0; di < nodes2del.size(); di++)
{
layer->RemoveMember(nodes2del[di]);
}
*/
}
}
output << "cubic:linear:const " << cubic << ":" << linear << ":" << cons << endl;
FbxExporter* exporter = FbxExporter::Create(fm, "");
const char* outFBXName = "after.fbx";
bool exportstatus = exporter->Initialize(outFBXName, -1, fm->GetIOSettings());
if (exportstatus == false)
{
puts("err export fail");
}
exporter->Export(scene);
exporter->Destroy();
scene->Destroy();
ios->Destroy();
fm->Destroy();
output.close();
output2.close();
output3.close();
return 0;
}