float GetAnimationTime(FbxNode* aNode,FbxAnimLayer* aCurrentAnimLayer)
{
aCurrentAnimLayer;
aNode;
FbxTimeSpan span;
aNode->GetAnimationInterval(span);
return float(span.GetStop().GetSecondDouble());
/*
double time = 0.0f;
FbxAnimCurve* translationX = aNode->LclTranslation.GetCurve(aCurrentAnimLayer,FBXSDK_CURVENODE_COMPONENT_X);
FbxAnimCurve* translationY = aNode->LclTranslation.GetCurve(aCurrentAnimLayer,FBXSDK_CURVENODE_COMPONENT_Y);
FbxAnimCurve* translationZ = aNode->LclTranslation.GetCurve(aCurrentAnimLayer,FBXSDK_CURVENODE_COMPONENT_Z);
if(translationX && translationX->KeyGetCount() > 0)
{
time = max(time,translationX->KeyGet(translationX->KeyGetCount()-1).GetTime().GetSecondDouble());
}
if(translationY && translationY->KeyGetCount() > 0)
{
time = max(time,translationY->KeyGet(translationY->KeyGetCount()-1).GetTime().GetSecondDouble());
}
if(translationZ && translationZ->KeyGetCount() > 0)
{
time = max(time,translationZ->KeyGet(translationZ->KeyGetCount()-1).GetTime().GetSecondDouble());
}
FbxAnimCurve* rotationX = aNode->LclRotation.GetCurve(aCurrentAnimLayer,FBXSDK_CURVENODE_COMPONENT_X);
FbxAnimCurve* rotationY = aNode->LclRotation.GetCurve(aCurrentAnimLayer,FBXSDK_CURVENODE_COMPONENT_Y);
FbxAnimCurve* rotationZ = aNode->LclRotation.GetCurve(aCurrentAnimLayer,FBXSDK_CURVENODE_COMPONENT_Z);
if(rotationX && rotationX->KeyGetCount() > 0)
{
time = max(time,rotationX->KeyGet(rotationX->KeyGetCount()-1).GetTime().GetSecondDouble());
}
if(rotationY && rotationY->KeyGetCount() > 0)
{
time = max(time,rotationY->KeyGet(rotationY->KeyGetCount()-1).GetTime().GetSecondDouble());
}
if(rotationZ && rotationZ->KeyGetCount() > 0)
{
time = max(time,rotationZ->KeyGet(rotationZ->KeyGetCount()-1).GetTime().GetSecondDouble());
}
FbxAnimCurve* scaleX = aNode->LclScaling.GetCurve(aCurrentAnimLayer,FBXSDK_CURVENODE_COMPONENT_X);
FbxAnimCurve* scaleY = aNode->LclScaling.GetCurve(aCurrentAnimLayer,FBXSDK_CURVENODE_COMPONENT_Y);
FbxAnimCurve* scaleZ = aNode->LclScaling.GetCurve(aCurrentAnimLayer,FBXSDK_CURVENODE_COMPONENT_Z);
if(scaleX && scaleX->KeyGetCount() > 0)
{
time = max(time,scaleX->KeyGet(scaleX->KeyGetCount()-1).GetTime().GetSecondDouble());
}
if(scaleY && scaleY->KeyGetCount() > 0)
{
time = max(time,scaleY->KeyGet(scaleY->KeyGetCount()-1).GetTime().GetSecondDouble());
}
if(scaleZ && scaleZ->KeyGetCount() > 0)
{
time = max(time,scaleZ->KeyGet(scaleZ->KeyGetCount()-1).GetTime().GetSecondDouble());
}
return (float)time;
*/
}
void findMinMaxTime(FbxAnimCurve* animCurve, float* startTime, float* stopTime, float* frameRate)
{
FbxTime start, stop;
FbxTimeSpan timeSpan;
animCurve->GetTimeInterval(timeSpan);
start = timeSpan.GetStart();
stop = timeSpan.GetStop();
*startTime = std::min(*startTime, (float)start.GetMilliSeconds());
*stopTime = std::max(*stopTime, (float)stop.GetMilliSeconds());
*frameRate = std::max(*frameRate, (float)stop.GetFrameRate(FbxTime::eDefaultMode));
}
bool SceneContext::SetCurrentAnimStack(int nIndex)
{
const int nAnimStackCount = mAnimStackNameArray.GetCount();
if (!nAnimStackCount || nIndex >= nAnimStackCount)
{
return false;
}
// select the base layer from the animation stack
FbxAnimStack * lCurrentAnimationStack = mScene->FindMember<FbxAnimStack>(mAnimStackNameArray[nIndex]->Buffer());
if (lCurrentAnimationStack == NULL)
{
// this is a problem. The anim stack should be found in the scene!
return false;
}
// we assume that the first animation layer connected to the animation stack is the base layer
// (this is the assumption made in the FBXSDK)
mCurrentAnimLayer = lCurrentAnimationStack->GetMember<FbxAnimLayer>();
mScene->GetEvaluator()->SetContext(lCurrentAnimationStack);
FbxTakeInfo* lCurrentTakeInfo = mScene->GetTakeInfo(*(mAnimStackNameArray[nIndex]));
if (lCurrentTakeInfo)
{
mStart = lCurrentTakeInfo->mLocalTimeSpan.GetStart();
mStop = lCurrentTakeInfo->mLocalTimeSpan.GetStop();
}
else
{
// Take the time line value
FbxTimeSpan lTimeLineTimeSpan;
mScene->GetGlobalSettings().GetTimelineDefaultTimeSpan(lTimeLineTimeSpan);
mStart = lTimeLineTimeSpan.GetStart();
mStop = lTimeLineTimeSpan.GetStop();
}
// check for smallest start with cache start
if(mCache_Start < mStart)
mStart = mCache_Start;
// check for biggest stop with cache stop
if(mCache_Stop > mStop)
mStop = mCache_Stop;
// move to beginning
mCurrentTime = mStart;
// Set the scene status flag to refresh
// the scene in the next timer callback.
mStatus = MUST_BE_REFRESHED;
return true;
}
void UnFbx::FFbxImporter::MergeAllLayerAnimation(FbxAnimStack* AnimStack, int32 ResampleRate)
{
FbxTime lFramePeriod;
lFramePeriod.SetSecondDouble(1.0 / ResampleRate);
FbxTimeSpan lTimeSpan = AnimStack->GetLocalTimeSpan();
AnimStack->BakeLayers(Scene->GetAnimationEvaluator(), lTimeSpan.GetStart(), lTimeSpan.GetStop(), lFramePeriod);
// always apply unroll filter
FbxAnimCurveFilterUnroll UnrollFilter;
FbxAnimLayer* lLayer = AnimStack->GetMember<FbxAnimLayer>(0);
UnrollFilter.Reset();
ApplyUnroll(Scene->GetRootNode(), lLayer, &UnrollFilter);
}
void fbxLoader2::readAnimationTakeData(FbxNode* node)
{
FbxAnimStack* pAnimStack = FbxCast<FbxAnimStack>(scene->GetSrcObject(FBX_TYPE(FbxAnimStack)));
FbxAnimLayer* pAnimLayer = pAnimStack->GetMember(FBX_TYPE(FbxAnimLayer));
FbxAnimCurve* animCv = node->LclTranslation.GetCurve(pAnimLayer, FBXSDK_CURVENODE_COMPONENT_X);
FbxTimeSpan length = FbxTimeSpan();
int p = animCv->KeyGetCount();
const char* nameAnim = animCv->GetName();
const size_t len = strlen(nameAnim);
char * new_name = new char[len + 1];
strncpy(new_name, nameAnim, len);
animCv->GetTimeInterval(length);
FbxTime duration = length.GetDuration();
FbxTime::EMode mode = duration.GetGlobalTimeMode();
double frameRate = duration.GetFrameRate(mode);
double startt = length.GetStart().GetMilliSeconds();
double endt = length.GetStop().GetMilliSeconds();
int frames = animCv->KeyGetCount();
animationStructure = new AnimationData(new_name, startt, endt, (int)frameRate, frames);
for (int i = 0; i< frames; i++)
{
SkeletalData *sk = new SkeletalData();
for(int j = 0; j<skeleton->GetBonesCount(); j++)
{
BoneData *bonecopy = new BoneData();
bonecopy->SetID(skeleton->GetBone(j)->GetID());
bonecopy->SetName(skeleton->GetBone(j)->GetName());
bonecopy->SetParent(skeleton->GetBone(j)->GetParent());
sk->SetBones(bonecopy);
}
animationStructure->SetSkeleton(sk, i);
}
}
void FBXScene::ProcessAnimations(FbxScene* pScene)
{
m_pAnimationController = new AnimationController();
FbxNode* pRootNode = pScene->GetRootNode();
if(!pRootNode)
return;
float fFrameRate = (float)FbxTime::GetFrameRate(pScene->GetGlobalSettings().GetTimeMode());
FbxArray<FbxString*> takeArray;
FbxDocument* pDocument = FbxCast<FbxDocument>(pScene); // dynamic_cast<FbxDocument*>(pScene);
if( pDocument )
pDocument->FillAnimStackNameArray(takeArray);
for( int i = 0; i < takeArray.GetCount(); ++i )
{
FbxString* takeName = takeArray.GetAt(i);
if( std::string(takeName->Buffer()) != "Default" )
{
/// ARRRGHHH SÄTTER ALLTID FÖRSTA HÄR!!!!!!!!!!!!!!!!!!
FbxTakeInfo* lCurrentTakeInfo = pScene->GetTakeInfo(takeName->Buffer());
FbxAnimStack* lAnimStack = FbxCast<FbxAnimStack>(pScene->GetSrcObject<FbxAnimStack>(i));
pScene->GetEvaluator()->SetContext(lAnimStack);
FbxTime KStart;
FbxTime KStop;
if(lCurrentTakeInfo)
{
KStart = lCurrentTakeInfo->mLocalTimeSpan.GetStart();
KStop = lCurrentTakeInfo->mLocalTimeSpan.GetStop();
}
else
{
// Take the time line value
FbxTimeSpan lTimeLineTimeSpan;
pScene->GetGlobalSettings().GetTimelineDefaultTimeSpan(lTimeLineTimeSpan);
KStart = lTimeLineTimeSpan.GetStart();
KStop = lTimeLineTimeSpan.GetStop();
}
float fStart = (float)KStart.GetSecondDouble();
float fStop = (float)KStop.GetSecondDouble();
if( fStart < fStop )
{
int nKeyFrames = int((fStop-fStart)*fFrameRate);
Animation* pAnimation = new Animation(takeName->Buffer(), nKeyFrames, fFrameRate);
m_pAnimationController->AddAnimation(pAnimation);
ProcessAnimation(pRootNode, takeName->Buffer(), fFrameRate, fStart, fStop);
}
}
delete takeName;
}
takeArray.Clear();
}
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;
}
bool UnFbx::FFbxImporter::ImportAnimation(USkeleton* Skeleton, UAnimSequence * DestSeq, const FString& FileName, TArray<FbxNode*>& SortedLinks, TArray<FbxNode*>& NodeArray, FbxAnimStack* CurAnimStack, const int32 ResampleRate, const FbxTimeSpan AnimTimeSpan)
{
// @todo : the length might need to change w.r.t. sampling keys
FbxTime SequenceLength = AnimTimeSpan.GetDuration();
float PreviousSequenceLength = DestSeq->SequenceLength;
// if you have one pose(thus 0.f duration), it still contains animation, so we'll need to consider that as MINIMUM_ANIMATION_LENGTH time length
DestSeq->SequenceLength = FGenericPlatformMath::Max<float>(SequenceLength.GetSecondDouble(), MINIMUM_ANIMATION_LENGTH);
if(PreviousSequenceLength > MINIMUM_ANIMATION_LENGTH && DestSeq->RawCurveData.FloatCurves.Num() > 0)
{
// The sequence already existed when we began the import. We need to scale the key times for all curves to match the new
// duration before importing over them. This is to catch any user-added curves
float ScaleFactor = DestSeq->SequenceLength / PreviousSequenceLength;
for(FFloatCurve& Curve : DestSeq->RawCurveData.FloatCurves)
{
Curve.FloatCurve.ScaleCurve(0.0f, ScaleFactor);
}
}
if (ImportOptions->bDeleteExistingMorphTargetCurves)
{
for (int32 CurveIdx=0; CurveIdx<DestSeq->RawCurveData.FloatCurves.Num(); ++CurveIdx)
{
auto& Curve = DestSeq->RawCurveData.FloatCurves[CurveIdx];
if (Curve.GetCurveTypeFlag(ACF_DrivesMorphTarget))
{
DestSeq->RawCurveData.FloatCurves.RemoveAt(CurveIdx, 1, false);
--CurveIdx;
}
}
DestSeq->RawCurveData.FloatCurves.Shrink();
}
//
// import blend shape curves
//
{
GWarn->BeginSlowTask( LOCTEXT("BeginImportMorphTargetCurves", "Importing Morph Target Curves"), true);
for ( int32 NodeIndex = 0; NodeIndex < NodeArray.Num(); NodeIndex++ )
{
// consider blendshape animation curve
FbxGeometry* Geometry = (FbxGeometry*)NodeArray[NodeIndex]->GetNodeAttribute();
if (Geometry)
{
int32 BlendShapeDeformerCount = Geometry->GetDeformerCount(FbxDeformer::eBlendShape);
for(int32 BlendShapeIndex = 0; BlendShapeIndex<BlendShapeDeformerCount; ++BlendShapeIndex)
{
FbxBlendShape* BlendShape = (FbxBlendShape*)Geometry->GetDeformer(BlendShapeIndex, FbxDeformer::eBlendShape);
const int32 BlendShapeChannelCount = BlendShape->GetBlendShapeChannelCount();
FString BlendShapeName = UTF8_TO_TCHAR(MakeName(BlendShape->GetName()));
for(int32 ChannelIndex = 0; ChannelIndex<BlendShapeChannelCount; ++ChannelIndex)
{
FbxBlendShapeChannel* Channel = BlendShape->GetBlendShapeChannel(ChannelIndex);
if(Channel)
{
FString ChannelName = UTF8_TO_TCHAR(MakeName(Channel->GetName()));
// Maya adds the name of the blendshape and an underscore to the front of the channel name, so remove it
if(ChannelName.StartsWith(BlendShapeName))
{
ChannelName = ChannelName.Right(ChannelName.Len() - (BlendShapeName.Len()+1));
}
FbxAnimCurve* Curve = Geometry->GetShapeChannel(BlendShapeIndex, ChannelIndex, (FbxAnimLayer*)CurAnimStack->GetMember(0));
if (Curve && Curve->KeyGetCount() > 0)
{
FFormatNamedArguments Args;
Args.Add(TEXT("BlendShape"), FText::FromString(ChannelName));
const FText StatusUpate = FText::Format(LOCTEXT("ImportingMorphTargetCurvesDetail", "Importing Morph Target Curves [{BlendShape}]"), Args);
GWarn->StatusUpdate(NodeIndex + 1, NodeArray.Num(), StatusUpate);
// now see if we have one already exists. If so, just overwrite that. if not, add new one.
ImportCurveToAnimSequence(DestSeq, *ChannelName, Curve, ACF_DrivesMorphTarget | ACF_TriggerEvent, AnimTimeSpan, 0.01f /** for some reason blend shape values are coming as 100 scaled **/);
}
}
}
}
}
}
GWarn->EndSlowTask();
}
//
// importing custom attribute START
//
if (ImportOptions->bImportCustomAttribute)
{
GWarn->BeginSlowTask( LOCTEXT("BeginImportMorphTargetCurves", "Importing Custom Attirubte Curves"), true);
const int32 TotalLinks = SortedLinks.Num();
int32 CurLinkIndex=0;
for(auto Node: SortedLinks)
{
FbxProperty Property = Node->GetFirstProperty();
while (Property.IsValid())
{
FbxAnimCurveNode* CurveNode = Property.GetCurveNode();
// do this if user defined and animated and leaf node
if( CurveNode && Property.GetFlag(FbxPropertyAttr::eUserDefined) &&
CurveNode->IsAnimated() && IsSupportedCurveDataType(Property.GetPropertyDataType().GetType()) )
{
FString CurveName = UTF8_TO_TCHAR(CurveNode->GetName());
UE_LOG(LogFbx, Log, TEXT("CurveName : %s"), *CurveName );
int32 TotalCount = CurveNode->GetChannelsCount();
for (int32 ChannelIndex=0; ChannelIndex<TotalCount; ++ChannelIndex)
{
FbxAnimCurve * AnimCurve = CurveNode->GetCurve(ChannelIndex);
FString ChannelName = CurveNode->GetChannelName(ChannelIndex).Buffer();
if (AnimCurve)
{
FString FinalCurveName;
if (TotalCount == 1)
{
FinalCurveName = CurveName;
}
else
{
FinalCurveName = CurveName + "_" + ChannelName;
}
FFormatNamedArguments Args;
Args.Add(TEXT("CurveName"), FText::FromString(FinalCurveName));
const FText StatusUpate = FText::Format(LOCTEXT("ImportingCustomAttributeCurvesDetail", "Importing Custom Attribute [{CurveName}]"), Args);
GWarn->StatusUpdate(CurLinkIndex + 1, TotalLinks, StatusUpate);
ImportCurveToAnimSequence(DestSeq, FinalCurveName, AnimCurve, ACF_DefaultCurve, AnimTimeSpan);
}
}
}
Property = Node->GetNextProperty(Property);
}
CurLinkIndex++;
}
GWarn->EndSlowTask();
}
// importing custom attribute END
const bool bSourceDataExists = (DestSeq->SourceRawAnimationData.Num() > 0);
TArray<AnimationTransformDebug::FAnimationTransformDebugData> TransformDebugData;
int32 TotalNumKeys = 0;
const FReferenceSkeleton& RefSkeleton = Skeleton->GetReferenceSkeleton();
// import animation
{
GWarn->BeginSlowTask( LOCTEXT("BeginImportAnimation", "Importing Animation"), true);
TArray<struct FRawAnimSequenceTrack>& RawAnimationData = bSourceDataExists? DestSeq->SourceRawAnimationData : DestSeq->RawAnimationData;
DestSeq->TrackToSkeletonMapTable.Empty();
DestSeq->AnimationTrackNames.Empty();
RawAnimationData.Empty();
TArray<FName> FbxRawBoneNames;
FillAndVerifyBoneNames(Skeleton, SortedLinks, FbxRawBoneNames, FileName);
UnFbx::FFbxImporter* FbxImporter = UnFbx::FFbxImporter::GetInstance();
const bool bPreserveLocalTransform = FbxImporter->GetImportOptions()->bPreserveLocalTransform;
// Build additional transform matrix
UFbxAnimSequenceImportData* TemplateData = Cast<UFbxAnimSequenceImportData>(DestSeq->AssetImportData);
FbxAMatrix FbxAddedMatrix;
BuildFbxMatrixForImportTransform(FbxAddedMatrix, TemplateData);
FMatrix AddedMatrix = Converter.ConvertMatrix(FbxAddedMatrix);
const int32 NumSamplingKeys = FMath::FloorToInt(AnimTimeSpan.GetDuration().GetSecondDouble() * ResampleRate);
const FbxTime TimeIncrement = (NumSamplingKeys > 1)? AnimTimeSpan.GetDuration() / (NumSamplingKeys - 1) : AnimTimeSpan.GetDuration();
for(int32 SourceTrackIdx = 0; SourceTrackIdx < FbxRawBoneNames.Num(); ++SourceTrackIdx)
{
int32 NumKeysForTrack = 0;
// see if it's found in Skeleton
FName BoneName = FbxRawBoneNames[SourceTrackIdx];
int32 BoneTreeIndex = RefSkeleton.FindBoneIndex(BoneName);
// update status
FFormatNamedArguments Args;
Args.Add(TEXT("TrackName"), FText::FromName(BoneName));
Args.Add(TEXT("TotalKey"), FText::AsNumber(NumSamplingKeys));
Args.Add(TEXT("TrackIndex"), FText::AsNumber(SourceTrackIdx+1));
Args.Add(TEXT("TotalTracks"), FText::AsNumber(FbxRawBoneNames.Num()));
const FText StatusUpate = FText::Format(LOCTEXT("ImportingAnimTrackDetail", "Importing Animation Track [{TrackName}] ({TrackIndex}/{TotalTracks}) - TotalKey {TotalKey}"), Args);
GWarn->StatusForceUpdate(SourceTrackIdx + 1, FbxRawBoneNames.Num(), StatusUpate);
if (BoneTreeIndex!=INDEX_NONE)
{
bool bSuccess = true;
FRawAnimSequenceTrack RawTrack;
RawTrack.PosKeys.Empty();
RawTrack.RotKeys.Empty();
RawTrack.ScaleKeys.Empty();
AnimationTransformDebug::FAnimationTransformDebugData NewDebugData;
FbxNode* Link = SortedLinks[SourceTrackIdx];
FbxNode * LinkParent = Link->GetParent();
for(FbxTime CurTime = AnimTimeSpan.GetStart(); CurTime <= AnimTimeSpan.GetStop(); CurTime += TimeIncrement)
{
// save global trasnform
FbxAMatrix GlobalMatrix = Link->EvaluateGlobalTransform(CurTime);
// we'd like to verify this before going to Transform.
// currently transform has tons of NaN check, so it will crash there
FMatrix GlobalUEMatrix = Converter.ConvertMatrix(GlobalMatrix);
if (GlobalUEMatrix.ContainsNaN())
{
bSuccess = false;
AddTokenizedErrorMessage(FTokenizedMessage::Create(EMessageSeverity::Error, FText::Format(LOCTEXT("Error_InvalidTransform",
"Track {0} contains invalid transform. Could not import the track."), FText::FromName(BoneName))), FFbxErrors::Animation_TransformError);
break;
}
FTransform GlobalTransform = Converter.ConvertTransform(GlobalMatrix);
if (GlobalTransform.ContainsNaN())
{
bSuccess = false;
AddTokenizedErrorMessage(FTokenizedMessage::Create(EMessageSeverity::Error, FText::Format(LOCTEXT("Error_InvalidUnrealTransform",
"Track {0} did not yeild valid transform. Please report this to animation team."), FText::FromName(BoneName))), FFbxErrors::Animation_TransformError);
break;
}
// debug data, including import transformation
FTransform AddedTransform(AddedMatrix);
NewDebugData.SourceGlobalTransform.Add(GlobalTransform * AddedTransform);
FTransform LocalTransform;
if( !bPreserveLocalTransform && LinkParent)
{
// I can't rely on LocalMatrix. I need to recalculate quaternion/scale based on global transform if Parent exists
FbxAMatrix ParentGlobalMatrix = Link->GetParent()->EvaluateGlobalTransform(CurTime);
FTransform ParentGlobalTransform = Converter.ConvertTransform(ParentGlobalMatrix);
LocalTransform = GlobalTransform.GetRelativeTransform(ParentGlobalTransform);
NewDebugData.SourceParentGlobalTransform.Add(ParentGlobalTransform);
}
else
{
FbxAMatrix& LocalMatrix = Link->EvaluateLocalTransform(CurTime);
FbxVector4 NewLocalT = LocalMatrix.GetT();
FbxVector4 NewLocalS = LocalMatrix.GetS();
FbxQuaternion NewLocalQ = LocalMatrix.GetQ();
LocalTransform.SetTranslation(Converter.ConvertPos(NewLocalT));
LocalTransform.SetScale3D(Converter.ConvertScale(NewLocalS));
LocalTransform.SetRotation(Converter.ConvertRotToQuat(NewLocalQ));
NewDebugData.SourceParentGlobalTransform.Add(FTransform::Identity);
}
if(TemplateData && BoneTreeIndex == 0)
{
// If we found template data earlier, apply the import transform matrix to
// the root track.
LocalTransform.SetFromMatrix(LocalTransform.ToMatrixWithScale() * AddedMatrix);
}
if (LocalTransform.ContainsNaN())
{
bSuccess = false;
AddTokenizedErrorMessage(FTokenizedMessage::Create(EMessageSeverity::Error, FText::Format(LOCTEXT("Error_InvalidUnrealLocalTransform",
"Track {0} did not yeild valid local transform. Please report this to animation team."), FText::FromName(BoneName))), FFbxErrors::Animation_TransformError);
break;
}
RawTrack.ScaleKeys.Add(LocalTransform.GetScale3D());
RawTrack.PosKeys.Add(LocalTransform.GetTranslation());
RawTrack.RotKeys.Add(LocalTransform.GetRotation());
NewDebugData.RecalculatedLocalTransform.Add(LocalTransform);
++NumKeysForTrack;
}
if (bSuccess)
{
//add new track
int32 NewTrackIdx = RawAnimationData.Add(RawTrack);
DestSeq->AnimationTrackNames.Add(BoneName);
NewDebugData.SetTrackData(NewTrackIdx, BoneTreeIndex, BoneName);
// add mapping to skeleton bone track
DestSeq->TrackToSkeletonMapTable.Add(FTrackToSkeletonMap(BoneTreeIndex));
TransformDebugData.Add(NewDebugData);
}
}
TotalNumKeys = FMath::Max( TotalNumKeys, NumKeysForTrack );
}
DestSeq->NumFrames = TotalNumKeys;
GWarn->EndSlowTask();
}
// compress animation
{
GWarn->BeginSlowTask( LOCTEXT("BeginCompressAnimation", "Compress Animation"), true);
GWarn->StatusForceUpdate(1, 1, LOCTEXT("CompressAnimation", "Compressing Animation"));
// if source data exists, you should bake it to Raw to apply
if(bSourceDataExists)
{
DestSeq->BakeTrackCurvesToRawAnimation();
}
else
{
// otherwise just compress
DestSeq->PostProcessSequence();
}
// run debug mode
AnimationTransformDebug::OutputAnimationTransformDebugData(TransformDebugData, TotalNumKeys, RefSkeleton);
GWarn->EndSlowTask();
}
return true;
}
int32 UnFbx::FFbxImporter::GetMaxSampleRate(TArray<FbxNode*>& SortedLinks, TArray<FbxNode*>& NodeArray)
{
int32 MaxStackResampleRate = 0;
int32 AnimStackCount = Scene->GetSrcObjectCount<FbxAnimStack>();
for( int32 AnimStackIndex = 0; AnimStackIndex < AnimStackCount; AnimStackIndex++)
{
FbxAnimStack* CurAnimStack = Scene->GetSrcObject<FbxAnimStack>(AnimStackIndex);
FbxTimeSpan AnimStackTimeSpan = GetAnimationTimeSpan(SortedLinks[0], CurAnimStack);
double AnimStackStart = AnimStackTimeSpan.GetStart().GetSecondDouble();
double AnimStackStop = AnimStackTimeSpan.GetStop().GetSecondDouble();
FbxAnimLayer* AnimLayer = (FbxAnimLayer*)CurAnimStack->GetMember(0);
for(int32 LinkIndex = 0; LinkIndex < SortedLinks.Num(); ++LinkIndex)
{
FbxNode* CurrentLink = SortedLinks[LinkIndex];
FbxAnimCurve* Curves[6];
Curves[0] = CurrentLink->LclTranslation.GetCurve(AnimLayer, FBXSDK_CURVENODE_COMPONENT_X, false);
Curves[1] = CurrentLink->LclTranslation.GetCurve(AnimLayer, FBXSDK_CURVENODE_COMPONENT_Y, false);
Curves[2] = CurrentLink->LclTranslation.GetCurve(AnimLayer, FBXSDK_CURVENODE_COMPONENT_Z, false);
Curves[3] = CurrentLink->LclRotation.GetCurve(AnimLayer, FBXSDK_CURVENODE_COMPONENT_X, false);
Curves[4] = CurrentLink->LclRotation.GetCurve(AnimLayer, FBXSDK_CURVENODE_COMPONENT_Y, false);
Curves[5] = CurrentLink->LclRotation.GetCurve(AnimLayer, FBXSDK_CURVENODE_COMPONENT_Z, false);
for(int32 CurveIndex = 0; CurveIndex < 6; ++CurveIndex)
{
FbxAnimCurve* CurrentCurve = Curves[CurveIndex];
if(CurrentCurve)
{
int32 KeyCount = CurrentCurve->KeyGetCount();
FbxTimeSpan TimeInterval(FBXSDK_TIME_INFINITE,FBXSDK_TIME_MINUS_INFINITE);
bool bValidTimeInterval = CurrentCurve->GetTimeInterval(TimeInterval);
if(KeyCount > 1 && bValidTimeInterval)
{
double KeyAnimLength = TimeInterval.GetDuration().GetSecondDouble();
double KeyAnimStart = TimeInterval.GetStart().GetSecondDouble();
double KeyAnimStop = TimeInterval.GetStop().GetSecondDouble();
if(KeyAnimLength != 0.0)
{
// 30 fps animation has 31 keys because it includes index 0 key for 0.0 second
int32 NewRate = FPlatformMath::RoundToInt((KeyCount-1) / KeyAnimLength);
MaxStackResampleRate = FMath::Max(NewRate, MaxStackResampleRate);
}
}
}
}
}
}
// Make sure we're not hitting 0 for samplerate
if ( MaxStackResampleRate != 0 )
{
return MaxStackResampleRate;
}
return DEFAULT_SAMPLERATE;
}
void FbxToHkxConverter::extractKeyFramesAndAnnotations(hkxScene *scene, FbxNode* fbxChildNode, hkxNode* newChildNode, int animStackIndex)
{
FbxAMatrix bindPoseMatrix;
FbxAnimStack* lAnimStack = NULL;
int numAnimLayers = 0;
FbxTimeSpan animTimeSpan;
if (animStackIndex >= 0)
{
lAnimStack = m_curFbxScene->GetSrcObject<FbxAnimStack>(animStackIndex);
numAnimLayers = lAnimStack->GetMemberCount<FbxAnimLayer>();
animTimeSpan = lAnimStack->GetLocalTimeSpan();
}
// Find the time offset (in the "time space" of the FBX file) of the first animation frame
FbxTime timePerFrame; timePerFrame.SetTime(0, 0, 0, 1, 0, m_curFbxScene->GetGlobalSettings().GetTimeMode());
const FbxTime startTime = animTimeSpan.GetStart();
const FbxTime endTime = animTimeSpan.GetStop();
const hkReal startTimeSeconds = static_cast<hkReal>(startTime.GetSecondDouble());
const hkReal endTimeSeconds = static_cast<hkReal>(endTime.GetSecondDouble());
int numFrames = 0;
bool staticNode = true;
if (scene->m_sceneLength == 0)
{
bindPoseMatrix = fbxChildNode->EvaluateLocalTransform(startTime);
}
else
{
hkArray<hkStringOld> annotationStrings;
hkArray<hkReal> annotationTimes;
HK_ASSERT(0x0, newChildNode->m_keyFrames.getSize() == 0);
// Sample each animation frame
for (FbxTime time = startTime, priorSampleTime = endTime;
time < endTime;
priorSampleTime = time, time += timePerFrame, ++numFrames)
{
FbxAMatrix frameMatrix = fbxChildNode->EvaluateLocalTransform(time);
staticNode = staticNode && (frameMatrix == bindPoseMatrix);
hkMatrix4 mat;
// Extract this frame's transform
convertFbxXMatrixToMatrix4(frameMatrix, mat);
newChildNode->m_keyFrames.pushBack(mat);
// Extract all annotation strings for this frame using the deprecated
// pipeline (new annotations are extracted when sampling attributes)
if (m_options.m_exportAnnotations && numAnimLayers > 0)
{
FbxProperty prop = fbxChildNode->GetFirstProperty();
while(prop.IsValid())
{
FbxString propName = prop.GetName();
FbxDataType lDataType = prop.GetPropertyDataType();
hkStringOld name(propName.Buffer(), (int) propName.GetLen());
if (name.asUpperCase().beginsWith("HK") && lDataType.GetType() == eFbxEnum)
{
FbxAnimLayer* lAnimLayer = lAnimStack->GetMember<FbxAnimLayer>(0);
FbxAnimCurve* lAnimCurve = prop.GetCurve(lAnimLayer);
int currentKeyIndex;
const int keyIndex = (int) lAnimCurve->KeyFind(time, ¤tKeyIndex);
const int priorKeyIndex = (int) lAnimCurve->KeyFind(priorSampleTime);
// Only store annotations on frames where they're explicitly keyframed, or if this is the first keyframe
if (priorKeyIndex != keyIndex)
{
const int currentEnumValueIndex = keyIndex < 0 ? (int) lAnimCurve->Evaluate(priorSampleTime) : (int) lAnimCurve->Evaluate(time);
HK_ASSERT(0x0, currentEnumValueIndex < prop.GetEnumCount());
const char* enumValue = prop.GetEnumValue(currentEnumValueIndex);
hkxNode::AnnotationData& annotation = newChildNode->m_annotations.expandOne();
annotation.m_time = (hkReal) (time - startTime).GetSecondDouble();
annotation.m_description = (name + hkStringOld(enumValue, hkString::strLen(enumValue))).cString();
}
}
prop = fbxChildNode->GetNextProperty(prop);
}
}
}
}
// Replace animation key data for static nodes with just 1 or 2 frames of bind pose data
if (staticNode)
{
// Static nodes in animated scene data are exported with two keys
const bool exportTwoFramesForStaticNodes = (numFrames > 1);
// replace transform
newChildNode->m_keyFrames.setSize(exportTwoFramesForStaticNodes ? 2: 1);
newChildNode->m_keyFrames.optimizeCapacity(0, true);
// convert the bind pose transform to Havok format
convertFbxXMatrixToMatrix4(bindPoseMatrix, newChildNode->m_keyFrames[0]);
if (exportTwoFramesForStaticNodes)
{
newChildNode->m_keyFrames[1] = newChildNode->m_keyFrames[0];
}
}
// Extract all times of actual keyframes for the current node... this can be used by Vision
if ( m_options.m_storeKeyframeSamplePoints &&
newChildNode->m_keyFrames.getSize() > 2 &&
numAnimLayers > 0 )
{
FbxAnimLayer* lAnimLayer = lAnimStack->GetMember<FbxAnimLayer>(0);
extractKeyTimes(fbxChildNode, lAnimLayer, FBXSDK_CURVENODE_TRANSLATION, newChildNode, startTimeSeconds, endTimeSeconds);
extractKeyTimes(fbxChildNode, lAnimLayer, FBXSDK_CURVENODE_ROTATION, newChildNode, startTimeSeconds, endTimeSeconds);
extractKeyTimes(fbxChildNode, lAnimLayer, FBXSDK_CURVENODE_SCALING, newChildNode, startTimeSeconds, endTimeSeconds);
extractKeyTimes(fbxChildNode, lAnimLayer, FBXSDK_CURVENODE_COMPONENT_X, newChildNode, startTimeSeconds, endTimeSeconds);
extractKeyTimes(fbxChildNode, lAnimLayer, FBXSDK_CURVENODE_COMPONENT_Y, newChildNode, startTimeSeconds, endTimeSeconds);
extractKeyTimes(fbxChildNode, lAnimLayer, FBXSDK_CURVENODE_COMPONENT_Z, newChildNode, startTimeSeconds, endTimeSeconds);
if (newChildNode->m_linearKeyFrameHints.getSize() > 1)
{
hkSort(newChildNode->m_linearKeyFrameHints.begin(), newChildNode->m_linearKeyFrameHints.getSize());
}
}
}
void LoadNodeRecursive(FbxModelData* aModel,AnimationData& aAnimation,FbxNode* aNode,FbxAMatrix& aParentOrientation, FbxPose* aPose, FbxAnimLayer* aCurrentAnimLayer, int parentBone)
{
parentBone;
FbxAMatrix lGlobalPosition = GetGlobalPosition(aNode, static_cast<FbxTime>(0.0f), aPose, &aParentOrientation);
FbxNodeAttribute* lNodeAttribute = aNode->GetNodeAttribute();
if (lNodeAttribute && lNodeAttribute->GetAttributeType() == FbxNodeAttribute::eSkeleton)
{
return;
}
CU::Matrix44f fixMatrix;
fixMatrix = CU::Matrix44<float>::CreateReflectionMatrixAboutAxis(CU::Vector3f(1, 0, 0));
FbxAMatrix lGeometryOffset = GetGeometry(aNode);
FbxAMatrix lGlobalOffPosition = lGlobalPosition * lGeometryOffset;
FbxAMatrix lRotationOffset = GetRotaionPivot(aNode);
aModel->myRotationPivot = fixMatrix * CreateMatrix(lRotationOffset) * fixMatrix;
aModel->myOrientation = fixMatrix * CreateMatrix(lGlobalOffPosition) * fixMatrix;
int boneId = -1;
if (lNodeAttribute)
{
if(lNodeAttribute->GetAttributeType() == FbxNodeAttribute::eMesh)
{
aModel->myData = new ModelData();
aModel->myData->myLayout.Init(8);
// Geometry offset.
// it is not inherited by the children.
FillData(aModel->myData, aNode, &aAnimation);
}
else if (lNodeAttribute->GetAttributeType() == FbxNodeAttribute::eLight)
{
FBXLight* newLight = new FBXLight();
FbxLight* light = aNode->GetLight();
newLight->myIntensity = static_cast<float>(light->Intensity);
auto color = light->Color.Get();
newLight->myColor = CU::Vector3<float>(static_cast<float>(color.mData[0]), static_cast<float>(color.mData[1]), static_cast<float>(color.mData[2]));
auto type = light->LightType.Get();
if (type == FbxLight::eDirectional)
{
newLight->myType = EDirectionalLight;
}
else if (type == FbxLight::ePoint)
{
newLight->myType = EPointLight;
}
else if (type == FbxLight::eSpot)
{
newLight->myInnerAngle = static_cast<float>(light->InnerAngle);
newLight->myOuterAngle = static_cast<float>(light->OuterAngle);
}
aModel->myLight = newLight;
}
else if (lNodeAttribute->GetAttributeType() == FbxNodeAttribute::eCamera)
{
aModel->myCamera = new Camera();
auto orgCamera = aNode->GetCamera();
aModel->myCamera->myFov = static_cast<float>(orgCamera->FieldOfViewY);
}
FbxTimeSpan animationInterval;
if (aNode->GetAnimationInterval(animationInterval))
{
aModel->myAnimationCurves = new AnimationCurves();
aModel->myAnimationCurves->myRotationCurve[0] = aNode->LclRotation.GetCurve(aCurrentAnimLayer, FBXSDK_CURVENODE_COMPONENT_X);
aModel->myAnimationCurves->myRotationCurve[1] = aNode->LclRotation.GetCurve(aCurrentAnimLayer, FBXSDK_CURVENODE_COMPONENT_Y);
aModel->myAnimationCurves->myRotationCurve[2] = aNode->LclRotation.GetCurve(aCurrentAnimLayer, FBXSDK_CURVENODE_COMPONENT_Z);
aModel->myAnimationCurves->myRotationCurve[3] = aNode->LclRotation.GetCurve(aCurrentAnimLayer, FBXSDK_CURVENODE_ROTATION);
aModel->myAnimationCurves->myScalingCurve[0] = aNode->LclScaling.GetCurve(aCurrentAnimLayer, FBXSDK_CURVENODE_COMPONENT_X);
aModel->myAnimationCurves->myScalingCurve[1] = aNode->LclScaling.GetCurve(aCurrentAnimLayer, FBXSDK_CURVENODE_COMPONENT_Y);
aModel->myAnimationCurves->myScalingCurve[2] = aNode->LclScaling.GetCurve(aCurrentAnimLayer, FBXSDK_CURVENODE_COMPONENT_Z);
aModel->myAnimationCurves->myTtranslationCurve[0] = aNode->LclTranslation.GetCurve(aCurrentAnimLayer, FBXSDK_CURVENODE_COMPONENT_X);
aModel->myAnimationCurves->myTtranslationCurve[1] = aNode->LclTranslation.GetCurve(aCurrentAnimLayer, FBXSDK_CURVENODE_COMPONENT_Y);
aModel->myAnimationCurves->myTtranslationCurve[2] = aNode->LclTranslation.GetCurve(aCurrentAnimLayer, FBXSDK_CURVENODE_COMPONENT_Z);
int nrOfKeys = 0;
nrOfKeys;
float startTime = (float)animationInterval.GetStart().GetSecondDouble();
float endTime = (float)animationInterval.GetStop().GetSecondDouble();
aModel->myAnimatedOrientation.Init((int)((endTime - startTime) / (1.0f / 24.0f)));
for (float currentTime = startTime; currentTime < endTime; currentTime += 1.0f / 24.0f)
{
FbxTime time;
time.SetSecondDouble(currentTime);
KeyFrame animationFrame;
animationFrame.myTime = currentTime;
animationFrame.myMatrix = fixMatrix * CreateMatrix(aNode->EvaluateLocalTransform(time)) * fixMatrix;
aModel->myAnimatedOrientation.Add(animationFrame);
}
}
}
const int lChildCount = aNode->GetChildCount();
if(lChildCount > 0)
{
aModel->myChilds.Init(lChildCount);
for (int lChildIndex = 0; lChildIndex < lChildCount; ++lChildIndex)
{
aModel->myChilds.Add(new FbxModelData());
LoadNodeRecursive(aModel->myChilds.GetLast(), aAnimation, aNode->GetChild(lChildIndex), lGlobalPosition , aPose, aCurrentAnimLayer, boneId);
}
}
}