FbxNode *WccToFbxExporter::createSphere(FbxScene *pScene, const char *pName, float size)
{
FbxNurbs* lNurbs = FbxNurbs::Create(pScene,pName);
// Set nurbs properties.
lNurbs->SetOrder(4, 4);
lNurbs->SetStep(2, 2);
lNurbs->InitControlPoints(8, FbxNurbs::ePeriodic, 7, FbxNurbs::eOpen);
double lUKnotVector[] = { -3.0, -2.0, -1.0, 0.0, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0, 10.0, 11.0 };
memcpy(lNurbs->GetUKnotVector(), lUKnotVector, lNurbs->GetUKnotCount()*sizeof(double));
double lVKnotVector[] = { 0.0, 0.0, 0.0, 0.0, 1.0, 2.0, 3.0, 4.0, 4.0, 4.0, 4.0 };
memcpy(lNurbs->GetVKnotVector(), lVKnotVector, lNurbs->GetVKnotCount()*sizeof(double));
FbxVector4* lVector4 = lNurbs->GetControlPoints();
int i, j;
double lPi = 3.14159;
double lYAngle[] = { 90.0, 90.0, 52.0, 0.0, -52.0, -90.0, -90.0 };
double lRadius[] = { 0.0, 0.283, 0.872, 1.226, 0.872, 0.283, 0.0};
for (i = 0; i < 7; i++)
{
for (j = 0; j < 8; j++)
{
double lX = size * lRadius[i] * cos(lPi/4*j);
double lY = size * sin(2*lPi/360*lYAngle[i]);
double lZ = size * lRadius[i] * sin(lPi/4*j);
double lWeight = 1.0;
lVector4[8*i + j].Set(lX, lY, lZ, lWeight);
}
}
FbxNode* lNode = FbxNode::Create(pScene,pName);
lNode->SetNodeAttribute(lNurbs);
lNode->LclTranslation.Set(FbxVector4(0.0, 0.0, 0.0));
lNode->LclRotation.Set(FbxVector4(0.0, 0.0, 0.0));
lNode->LclScaling.Set(FbxVector4(1.0, 1.0, 1.0));
return lNode;
}
FbxNode* ILDLMesh::CreateMesh( FbxScene* pScene, const char* pName )
{
int nVerts = (int)m_vertex_list.size();
FbxMesh* lMesh = FbxMesh::Create(pScene,pName);
lMesh->InitControlPoints( nVerts );
FbxVector4* lControlPoints = lMesh->GetControlPoints();
FbxGeometryElementNormal* lGeometryElementNormal= lMesh->CreateElementNormal();
lGeometryElementNormal->SetMappingMode(FbxGeometryElement::eByControlPoint);
lGeometryElementNormal->SetReferenceMode(FbxGeometryElement::eDirect);
int vi = 0, glidx = 0;
for( ILDLVertexIter i = m_vertex_list.begin();
i != m_vertex_list.end(); ++i, vi++ )
{
ILDLVertexPtr vp = (*i);
vp->m_glIdx = glidx;
vec3 coords = vp->getCoords();
lControlPoints[vi] = FbxVector4( coords[0], coords[1], coords[2] );
vec3 normal = vp->getNormal();
lGeometryElementNormal->GetDirectArray().Add( FbxVector4( normal[0], normal[1], normal[2] ) );
glidx++;
}
for( ILDLFaceIter i = m_face_list.begin();
i != m_face_list.end(); ++i )
{
ILDLFacePtr fp = *i;
ILDLFaceVertexPtr fvp = fp->front();
lMesh->BeginPolygon(-1, -1, -1, false);
lMesh->AddPolygon( fvp->getVertexPtr()->m_glIdx );
fvp = fvp->next();
lMesh->AddPolygon( fvp->getVertexPtr()->m_glIdx );
fvp = fvp->next();
lMesh->AddPolygon( fvp->getVertexPtr()->m_glIdx );
lMesh->EndPolygon ();
}
FbxNode* lNode = FbxNode::Create(pScene,pName);
lNode->SetNodeAttribute(lMesh);
return lNode;
}
int main(int argc, char** argv) {
if (argc < 2) {
printf("Usage: emdfbx model.emd skeleton.esk output.fbx\n Can include multiple emd and esk files into one fbx.");
getchar();
return 1;
}
LibXenoverse::initializeDebuggingLog();
vector<string> model_filenames;
vector<string> skeleton_filenames;
vector<string> animation_filenames;
string export_filename = "";
for (int i = 1; i < argc; i++) {
string parameter = ToString(argv[i]);
string extension = LibXenoverse::extensionFromFilename(parameter);
if (extension == "emd") {
model_filenames.push_back(parameter);
}
if (extension == "esk") {
skeleton_filenames.push_back(parameter);
}
if (extension == "ean") {
animation_filenames.push_back(parameter);
}
if (extension == "fbx") {
export_filename = parameter;
}
}
if (!export_filename.size()) {
if (model_filenames.size()) {
export_filename = model_filenames[0] + ".fbx";
}
else if (skeleton_filenames.size()) {
export_filename = skeleton_filenames[0] + ".fbx";
}
else {
export_filename = "Out.fbx";
}
}
// Create FBX Manager
FbxManager *sdk_manager = FbxManager::Create();
FbxIOSettings *ios = FbxIOSettings::Create(sdk_manager, IOSROOT);
ios->SetBoolProp(EXP_FBX_EMBEDDED, true);
sdk_manager->SetIOSettings(ios);
// Create Scene
vector<FbxNode *> global_fbx_bones;
global_fbx_bones.reserve(300);
vector<size_t> global_fbx_bones_index; //TODO find a better way to link skeleton and animations
global_fbx_bones_index.reserve(300);
vector<FbxAnimCurveNode *> global_fbx_animation;
global_fbx_animation.reserve(300);
FbxScene *scene = FbxScene::Create(sdk_manager, "EMDFBXScene");
// Load Shaders and convert it to fx file (will be use by fbx).
vector<string> shader_names;
shader_names.push_back("adam_shader/shader_age_vs.emb"); //must specified vs folloxed by ps shaders
shader_names.push_back("adam_shader/shader_age_ps.emb");
shader_names.push_back("adam_shader/shader_default_vs.emb");
shader_names.push_back("adam_shader/shader_default_ps.emb");
bool needs_install_shaders = false;
for (size_t i = 0; i < shader_names.size(); i++) {
if (!LibXenoverse::fileCheck(shader_names[i])) {
needs_install_shaders = true;
break;
}
}
if (needs_install_shaders) {
printf("Shaders not found. Please use Xenoviewer to prepare shaders in bin folder.");
return -1;
}
for (size_t i = 0; i+1 < shader_names.size(); i+=2) {
LibXenoverse::EMB *shader_pack_vs = new LibXenoverse::EMB();
LibXenoverse::EMB *shader_pack_ps = new LibXenoverse::EMB();
if (!shader_pack_vs->load(shader_names[i])) {
delete shader_pack_vs;
printf("Couldn't load Shader Pack %s. File is either missing, open by another application, or corrupt.", shader_names[i].c_str());
continue;
}
if (!shader_pack_ps->load(shader_names[i+1])) {
delete shader_pack_vs;
delete shader_pack_ps;
printf("Couldn't load Shader Pack %s. File is either missing, open by another application, or corrupt.", shader_names[i].c_str());
continue;
}
shader_pack_vs->exportShadersToFx(shader_pack_vs, shader_pack_ps); //convert all shaders in fx file with defaults program parameters (like Ogre's version).
}
//build FBX skeleton
for (size_t i = 0; i < skeleton_filenames.size(); i++) {
LibXenoverse::ESK *esk_skeleton = new LibXenoverse::ESK();
esk_skeleton->load(skeleton_filenames[i]);
vector<FbxNode *> fbx_bones = esk_skeleton->createFBXSkeleton(scene);
for (size_t j = 0; j < fbx_bones.size(); j++) {
global_fbx_bones.push_back(fbx_bones[j]);
global_fbx_bones_index.push_back(j); //kepp index of bone to link with animations.
}
}
//build FBX animations
for (size_t i = 0; i < animation_filenames.size(); i++) {
string filename = animation_filenames.at(i);
string ean_name = LibXenoverse::nameFromFilenameNoExtension(filename, true);
//vector<FbxAnimCurveNode *> global_fbx_animation;
LibXenoverse::EAN *animation = new LibXenoverse::EAN();
if (animation->load(filename)) {
std::vector<FbxAnimStack *> list_AnimStack;
size_t nbAnims = animation->getAnimations().size();
for (size_t j = 0; j < nbAnims; j++) { //we create only one stack and one layer by animation. each will animate all bones of all skeleton.
LibXenoverse::EANAnimation *anim_tmp = &(animation->getAnimations().at(j));
FbxAnimStack* lAnimStack = FbxAnimStack::Create(scene, anim_tmp->getName().c_str());
FbxAnimLayer* lAnimLayer = FbxAnimLayer::Create(scene, (anim_tmp->getName() + "_Layer0").c_str());
lAnimStack->AddMember(lAnimLayer);
list_AnimStack.push_back(lAnimStack);
}
size_t k = 0;
for (vector<FbxNode *>::iterator it = global_fbx_bones.begin(); it != global_fbx_bones.end(); it++) {
vector<FbxAnimCurveNode *> fbx_anim = animation->exportFBXAnimations(scene, list_AnimStack, *it, global_fbx_bones_index.at(k));
for (size_t j = 0; j < fbx_anim.size(); j++) {
global_fbx_animation.push_back(fbx_anim[j]);
}
k++;
}
}
else {
delete animation;
animation = NULL;
}
}
for (size_t i = 0; i < model_filenames.size(); i++) {
string node_name = LibXenoverse::nameFromFilenameNoExtension(model_filenames[i]);
string path = model_filenames[i].substr(0, model_filenames[i].size() - LibXenoverse::nameFromFilename(model_filenames[i]).size());
LibXenoverse::EMD *emd_model = new LibXenoverse::EMD();
emd_model->load(model_filenames[i]);
// Fill Scene
FbxNode *lMeshNode = NULL;
// Create Node
lMeshNode = FbxNode::Create(scene, node_name.c_str());
lMeshNode->LclTranslation.Set(FbxVector4(0, 0, 0));
lMeshNode->LclScaling.Set(FbxVector4(1, 1, 1));
lMeshNode->LclRotation.Set(FbxVector4(0, 0, 0));
// Create and attach Mesh
FbxMesh *lMesh = emd_model->exportFBX(scene, lMeshNode, path);
lMeshNode->SetNodeAttribute(lMesh);
if (global_fbx_bones.size()) {
emd_model->exportFBXSkin(scene, lMesh, global_fbx_bones, lMeshNode->EvaluateGlobalTransform());
}
// Add node to scene
FbxNode *lRootNode = scene->GetRootNode();
lRootNode->AddChild(lMeshNode);
}
// Export FBX
int lFileFormat = sdk_manager->GetIOPluginRegistry()->GetNativeWriterFormat();
FbxExporter* lExporter = FbxExporter::Create(sdk_manager, "");
bool lExportStatus = lExporter->Initialize(export_filename.c_str(), lFileFormat, sdk_manager->GetIOSettings());
if (!lExportStatus) {
printf("Call to FbxExporter::Initialize() failed.\n");
printf("Error returned: %s\n\n", lExporter->GetStatus().GetErrorString());
return 1;
}
scene->GetGlobalSettings().SetAxisSystem(FbxAxisSystem::eMax);
scene->GetGlobalSettings().SetSystemUnit(FbxSystemUnit::m);
// Export scene
lExporter->Export(scene);
lExporter->Destroy();
return 0;
}
/**
* Adds an Fbx Mesh to the FBX scene based on the data in the given FStaticLODModel
*/
FbxNode* FFbxExporter::CreateMesh(const USkeletalMesh* SkelMesh, const TCHAR* MeshName)
{
const FSkeletalMeshResource* SkelMeshResource = SkelMesh->GetImportedResource();
const FStaticLODModel& SourceModel = SkelMeshResource->LODModels[0];
const int32 VertexCount = SourceModel.NumVertices;
// Verify the integrity of the mesh.
if (VertexCount == 0) return NULL;
// Copy all the vertex data from the various chunks to a single buffer.
// Makes the rest of the code in this function cleaner and easier to maintain.
TArray<FSoftSkinVertex> Vertices;
SourceModel.GetVertices(Vertices);
if (Vertices.Num() != VertexCount) return NULL;
FbxMesh* Mesh = FbxMesh::Create(Scene, TCHAR_TO_UTF8(MeshName));
// Create and fill in the vertex position data source.
Mesh->InitControlPoints(VertexCount);
FbxVector4* ControlPoints = Mesh->GetControlPoints();
for (int32 VertIndex = 0; VertIndex < VertexCount; ++VertIndex)
{
FVector Position = Vertices[VertIndex].Position;
ControlPoints[VertIndex] = Converter.ConvertToFbxPos(Position);
}
// Create Layer 0 to hold the normals
FbxLayer* LayerZero = Mesh->GetLayer(0);
if (LayerZero == NULL)
{
Mesh->CreateLayer();
LayerZero = Mesh->GetLayer(0);
}
// Create and fill in the per-face-vertex normal data source.
// We extract the Z-tangent and drop the X/Y-tangents which are also stored in the render mesh.
FbxLayerElementNormal* LayerElementNormal= FbxLayerElementNormal::Create(Mesh, "");
LayerElementNormal->SetMappingMode(FbxLayerElement::eByControlPoint);
// Set the normal values for every control point.
LayerElementNormal->SetReferenceMode(FbxLayerElement::eDirect);
for (int32 VertIndex = 0; VertIndex < VertexCount; ++VertIndex)
{
FVector Normal = Vertices[VertIndex].TangentZ;
FbxVector4 FbxNormal = Converter.ConvertToFbxPos(Normal);
LayerElementNormal->GetDirectArray().Add(FbxNormal);
}
LayerZero->SetNormals(LayerElementNormal);
// Create and fill in the per-face-vertex texture coordinate data source(s).
// Create UV for Diffuse channel.
const int32 TexCoordSourceCount = SourceModel.NumTexCoords;
TCHAR UVChannelName[32];
for (int32 TexCoordSourceIndex = 0; TexCoordSourceIndex < TexCoordSourceCount; ++TexCoordSourceIndex)
{
FbxLayer* Layer = Mesh->GetLayer(TexCoordSourceIndex);
if (Layer == NULL)
{
Mesh->CreateLayer();
Layer = Mesh->GetLayer(TexCoordSourceIndex);
}
if (TexCoordSourceIndex == 1)
{
FCString::Sprintf(UVChannelName, TEXT("LightMapUV"));
}
else
{
FCString::Sprintf(UVChannelName, TEXT("DiffuseUV"));
}
FbxLayerElementUV* UVDiffuseLayer = FbxLayerElementUV::Create(Mesh, TCHAR_TO_UTF8(UVChannelName));
UVDiffuseLayer->SetMappingMode(FbxLayerElement::eByControlPoint);
UVDiffuseLayer->SetReferenceMode(FbxLayerElement::eDirect);
// Create the texture coordinate data source.
for (int32 TexCoordIndex = 0; TexCoordIndex < VertexCount; ++TexCoordIndex)
{
const FVector2D& TexCoord = Vertices[TexCoordIndex].UVs[TexCoordSourceIndex];
UVDiffuseLayer->GetDirectArray().Add(FbxVector2(TexCoord.X, -TexCoord.Y + 1.0));
}
Layer->SetUVs(UVDiffuseLayer, FbxLayerElement::eTextureDiffuse);
}
FbxLayerElementMaterial* MatLayer = FbxLayerElementMaterial::Create(Mesh, "");
MatLayer->SetMappingMode(FbxLayerElement::eByPolygon);
MatLayer->SetReferenceMode(FbxLayerElement::eIndexToDirect);
LayerZero->SetMaterials(MatLayer);
// Create the per-material polygons sets.
TArray<uint32> Indices;
SourceModel.MultiSizeIndexContainer.GetIndexBuffer(Indices);
int32 SectionCount = SourceModel.Sections.Num();
for (int32 SectionIndex = 0; SectionIndex < SectionCount; ++SectionIndex)
{
const FSkelMeshSection& Section = SourceModel.Sections[SectionIndex];
int32 MatIndex = Section.MaterialIndex;
// Static meshes contain one triangle list per element.
int32 TriangleCount = Section.NumTriangles;
// Copy over the index buffer into the FBX polygons set.
for (int32 TriangleIndex = 0; TriangleIndex < TriangleCount; ++TriangleIndex)
{
Mesh->BeginPolygon(MatIndex);
for (int32 PointIndex = 0; PointIndex < 3; PointIndex++)
{
Mesh->AddPolygon(Indices[Section.BaseIndex + ((TriangleIndex * 3) + PointIndex)]);
}
Mesh->EndPolygon();
}
}
// Create and fill in the vertex color data source.
FbxLayerElementVertexColor* VertexColor = FbxLayerElementVertexColor::Create(Mesh, "");
VertexColor->SetMappingMode(FbxLayerElement::eByControlPoint);
VertexColor->SetReferenceMode(FbxLayerElement::eDirect);
FbxLayerElementArrayTemplate<FbxColor>& VertexColorArray = VertexColor->GetDirectArray();
LayerZero->SetVertexColors(VertexColor);
for (int32 VertIndex = 0; VertIndex < VertexCount; ++VertIndex)
{
FLinearColor VertColor = Vertices[VertIndex].Color.ReinterpretAsLinear();
VertexColorArray.Add( FbxColor(VertColor.R, VertColor.G, VertColor.B, VertColor.A ));
}
FbxNode* MeshNode = FbxNode::Create(Scene, TCHAR_TO_UTF8(MeshName));
MeshNode->SetNodeAttribute(Mesh);
// Add the materials for the mesh
int32 MaterialCount = SkelMesh->Materials.Num();
for(int32 MaterialIndex = 0; MaterialIndex < MaterialCount; ++MaterialIndex)
{
UMaterialInterface* MatInterface = SkelMesh->Materials[MaterialIndex].MaterialInterface;
FbxSurfaceMaterial* FbxMaterial = NULL;
if(MatInterface && !FbxMaterials.Find(MatInterface))
{
FbxMaterial = ExportMaterial(MatInterface);
}
else
{
// Note: The vertex data relies on there being a set number of Materials.
// If you try to add the same material again it will not be added, so create a
// default material with a unique name to ensure the proper number of materials
TCHAR NewMaterialName[MAX_SPRINTF]=TEXT("");
FCString::Sprintf( NewMaterialName, TEXT("Fbx Default Material %i"), MaterialIndex );
FbxMaterial = FbxSurfaceLambert::Create(Scene, TCHAR_TO_UTF8(NewMaterialName));
((FbxSurfaceLambert*)FbxMaterial)->Diffuse.Set(FbxDouble3(0.72, 0.72, 0.72));
}
MeshNode->AddMaterial(FbxMaterial);
}
int32 SavedMaterialCount = MeshNode->GetMaterialCount();
check(SavedMaterialCount == MaterialCount);
return MeshNode;
}
/**
* Adds FBX skeleton nodes to the FbxScene based on the skeleton in the given USkeletalMesh, and fills
* the given array with the nodes created
*/
FbxNode* FFbxExporter::CreateSkeleton(const USkeletalMesh* SkelMesh, TArray<FbxNode*>& BoneNodes)
{
const FReferenceSkeleton& RefSkeleton= SkelMesh->RefSkeleton;
if(RefSkeleton.GetNum() == 0)
{
return NULL;
}
// Create a list of the nodes we create for each bone, so that children can
// later look up their parent
BoneNodes.Reserve(RefSkeleton.GetNum());
for(int32 BoneIndex = 0; BoneIndex < RefSkeleton.GetNum(); ++BoneIndex)
{
const FMeshBoneInfo& CurrentBone = RefSkeleton.GetRefBoneInfo()[BoneIndex];
const FTransform& BoneTransform = RefSkeleton.GetRefBonePose()[BoneIndex];
FbxString BoneName = Converter.ConvertToFbxString(CurrentBone.ExportName);
// Create the node's attributes
FbxSkeleton* SkeletonAttribute = FbxSkeleton::Create(Scene, BoneName.Buffer());
if(BoneIndex)
{
SkeletonAttribute->SetSkeletonType(FbxSkeleton::eLimbNode);
//SkeletonAttribute->Size.Set(1.0);
}
else
{
SkeletonAttribute->SetSkeletonType(FbxSkeleton::eRoot);
//SkeletonAttribute->Size.Set(1.0);
}
// Create the node
FbxNode* BoneNode = FbxNode::Create(Scene, BoneName.Buffer());
BoneNode->SetNodeAttribute(SkeletonAttribute);
// Set the bone node's local orientation
FVector UnrealRotation = BoneTransform.GetRotation().Euler();
FbxVector4 LocalPos = Converter.ConvertToFbxPos(BoneTransform.GetTranslation());
FbxVector4 LocalRot = Converter.ConvertToFbxRot(UnrealRotation);
BoneNode->LclTranslation.Set(LocalPos);
BoneNode->LclRotation.Set(LocalRot);
// If this is not the root bone, attach it to its parent
if(BoneIndex)
{
BoneNodes[CurrentBone.ParentIndex]->AddChild(BoneNode);
}
// Add the node to the list of nodes, in bone order
BoneNodes.Push(BoneNode);
}
return BoneNodes[0];
}
// Converts a CC mesh to an FBX mesh
static FbxNode* ToFbxMesh(ccGenericMesh* mesh, FbxScene* pScene)
{
if (!mesh)
return 0;
FbxMesh* lMesh = FbxMesh::Create(pScene, qPrintable(mesh->getName()));
ccGenericPointCloud* cloud = mesh->getAssociatedCloud();
if (!cloud)
return 0;
unsigned vertCount = cloud->size();
unsigned faceCount = mesh->size();
// Create control points.
{
lMesh->InitControlPoints(vertCount);
FbxVector4* lControlPoints = lMesh->GetControlPoints();
for (unsigned i=0; i<vertCount; ++i)
{
const CCVector3* P = cloud->getPoint(i);
lControlPoints[i] = FbxVector4(P->x,P->y,P->z);
}
}
ccMesh* asCCMesh = 0;
if (mesh->isA(CC_MESH))
asCCMesh = static_cast<ccMesh*>(mesh);
// normals
if (mesh->hasNormals())
{
FbxGeometryElementNormal* lGeometryElementNormal = lMesh->CreateElementNormal();
if (mesh->hasTriNormals())
{
// We want to have one normal per vertex of each polygon,
// so we set the mapping mode to eByPolygonVertex.
lGeometryElementNormal->SetMappingMode(FbxGeometryElement::eByPolygonVertex);
lGeometryElementNormal->SetReferenceMode(FbxGeometryElement::eIndexToDirect);
lGeometryElementNormal->GetIndexArray().SetCount(faceCount*3);
if (asCCMesh)
{
NormsIndexesTableType* triNorms = asCCMesh->getTriNormsTable();
assert(triNorms);
for (unsigned i=0; i<triNorms->currentSize(); ++i)
{
const PointCoordinateType* N = ccNormalVectors::GetNormal(triNorms->getValue(i));
FbxVector4 Nfbx(N[0],N[1],N[2]);
lGeometryElementNormal->GetDirectArray().Add(Nfbx);
}
for (unsigned j=0; j<faceCount; ++j)
{
int i1,i2,i3;
asCCMesh->getTriangleNormalIndexes(j,i1,i2,i3);
lGeometryElementNormal->GetIndexArray().SetAt(static_cast<int>(j)*3+0, i1);
lGeometryElementNormal->GetIndexArray().SetAt(static_cast<int>(j)*3+1, i2);
lGeometryElementNormal->GetIndexArray().SetAt(static_cast<int>(j)*3+2, i3);
}
}
else
{
for (unsigned j=0; j<faceCount; ++j)
{
//we can't use the 'NormsIndexesTable' so we save all the normals of all the vertices
CCVector3 Na,Nb,Nc;
lGeometryElementNormal->GetDirectArray().Add(FbxVector4(Na.x,Na.y,Na.z));
lGeometryElementNormal->GetDirectArray().Add(FbxVector4(Nb.x,Nb.y,Nb.z));
lGeometryElementNormal->GetDirectArray().Add(FbxVector4(Nc.x,Nc.y,Nc.z));
mesh->getTriangleNormals(j,Na,Nb,Nc);
lGeometryElementNormal->GetIndexArray().SetAt(static_cast<int>(j)*3+0, static_cast<int>(j)*3+0);
lGeometryElementNormal->GetIndexArray().SetAt(static_cast<int>(j)*3+1, static_cast<int>(j)*3+1);
lGeometryElementNormal->GetIndexArray().SetAt(static_cast<int>(j)*3+2, static_cast<int>(j)*3+2);
}
}
}
else
{
// We want to have one normal for each vertex (or control point),
// so we set the mapping mode to eByControlPoint.
lGeometryElementNormal->SetMappingMode(FbxGeometryElement::eByControlPoint);
// The first method is to set the actual normal value
// for every control point.
lGeometryElementNormal->SetReferenceMode(FbxGeometryElement::eDirect);
for (unsigned i=0; i<vertCount; ++i)
{
const PointCoordinateType* N = cloud->getPointNormal(i);
FbxVector4 Nfbx(N[0],N[1],N[2]);
lGeometryElementNormal->GetDirectArray().Add(Nfbx);
}
}
}
else
{
ccLog::Warning("[FBX] Mesh has no normal! You can manually compute them (select it then call \"Edit > Normals > Compute\")");
}
// colors
if (cloud->hasColors())
{
FbxGeometryElementVertexColor* lGeometryElementVertexColor = lMesh->CreateElementVertexColor();
lGeometryElementVertexColor->SetMappingMode(FbxGeometryElement::eByControlPoint);
lGeometryElementVertexColor->SetReferenceMode(FbxGeometryElement::eDirect);
for (unsigned i=0; i<vertCount; ++i)
{
const colorType* C = cloud->getPointColor(i);
FbxColor col( FbxDouble3( static_cast<double>(C[0])/MAX_COLOR_COMP,
static_cast<double>(C[1])/MAX_COLOR_COMP,
static_cast<double>(C[2])/MAX_COLOR_COMP ) );
lGeometryElementVertexColor->GetDirectArray().Add(col);
}
}
// Set material mapping.
//FbxGeometryElementMaterial* lMaterialElement = lMesh->CreateElementMaterial();
//lMaterialElement->SetMappingMode(FbxGeometryElement::eByPolygon);
//lMaterialElement->SetReferenceMode(FbxGeometryElement::eIndexToDirect);
// Create polygons. Assign material indices.
{
for (unsigned j=0; j<faceCount; ++j)
{
const CCLib::TriangleSummitsIndexes* tsi = mesh->getTriangleIndexes(j);
lMesh->BeginPolygon(static_cast<int>(j));
lMesh->AddPolygon(tsi->i1);
lMesh->AddPolygon(tsi->i2);
lMesh->AddPolygon(tsi->i3);
lMesh->EndPolygon();
}
}
FbxNode* lNode = FbxNode::Create(pScene,qPrintable(mesh->getName()));
lNode->SetNodeAttribute(lMesh);
//CreateMaterials(pScene, lMesh);
return lNode;
}
// Converts a CC mesh to an FBX mesh
static FbxNode* ToFbxMesh(ccGenericMesh* mesh, FbxScene* pScene, QString filename, size_t meshIndex)
{
if (!mesh)
return 0;
FbxNode* lNode = FbxNode::Create(pScene,qPrintable(mesh->getName()));
FbxMesh* lMesh = FbxMesh::Create(pScene, qPrintable(mesh->getName()));
lNode->SetNodeAttribute(lMesh);
ccGenericPointCloud* cloud = mesh->getAssociatedCloud();
if (!cloud)
return 0;
unsigned vertCount = cloud->size();
unsigned faceCount = mesh->size();
// Create control points.
{
lMesh->InitControlPoints(vertCount);
FbxVector4* lControlPoints = lMesh->GetControlPoints();
for (unsigned i=0; i<vertCount; ++i)
{
const CCVector3* P = cloud->getPoint(i);
lControlPoints[i] = FbxVector4(P->x,P->y,P->z);
//lControlPoints[i] = FbxVector4(P->x,P->z,-P->y); //DGM: see loadFile (Y and Z are inverted)
}
}
ccMesh* asCCMesh = 0;
if (mesh->isA(CC_TYPES::MESH))
asCCMesh = static_cast<ccMesh*>(mesh);
// normals
if (mesh->hasNormals())
{
FbxGeometryElementNormal* lGeometryElementNormal = lMesh->CreateElementNormal();
if (mesh->hasTriNormals())
{
// We want to have one normal per vertex of each polygon,
// so we set the mapping mode to eByPolygonVertex.
lGeometryElementNormal->SetMappingMode(FbxGeometryElement::eByPolygonVertex);
lGeometryElementNormal->SetReferenceMode(FbxGeometryElement::eIndexToDirect);
lGeometryElementNormal->GetIndexArray().SetCount(faceCount*3);
if (asCCMesh)
{
NormsIndexesTableType* triNorms = asCCMesh->getTriNormsTable();
assert(triNorms);
for (unsigned i=0; i<triNorms->currentSize(); ++i)
{
const CCVector3& N = ccNormalVectors::GetNormal(triNorms->getValue(i));
FbxVector4 Nfbx(N.x,N.y,N.z);
lGeometryElementNormal->GetDirectArray().Add(Nfbx);
}
for (unsigned j=0; j<faceCount; ++j)
{
int i1,i2,i3;
asCCMesh->getTriangleNormalIndexes(j,i1,i2,i3);
lGeometryElementNormal->GetIndexArray().SetAt(static_cast<int>(j)*3+0, i1);
lGeometryElementNormal->GetIndexArray().SetAt(static_cast<int>(j)*3+1, i2);
lGeometryElementNormal->GetIndexArray().SetAt(static_cast<int>(j)*3+2, i3);
}
}
else
{
for (unsigned j=0; j<faceCount; ++j)
{
//we can't use the 'NormsIndexesTable' so we save all the normals of all the vertices
CCVector3 Na,Nb,Nc;
lGeometryElementNormal->GetDirectArray().Add(FbxVector4(Na.x,Na.y,Na.z));
lGeometryElementNormal->GetDirectArray().Add(FbxVector4(Nb.x,Nb.y,Nb.z));
lGeometryElementNormal->GetDirectArray().Add(FbxVector4(Nc.x,Nc.y,Nc.z));
mesh->getTriangleNormals(j,Na,Nb,Nc);
lGeometryElementNormal->GetIndexArray().SetAt(static_cast<int>(j)*3+0, static_cast<int>(j)*3+0);
lGeometryElementNormal->GetIndexArray().SetAt(static_cast<int>(j)*3+1, static_cast<int>(j)*3+1);
lGeometryElementNormal->GetIndexArray().SetAt(static_cast<int>(j)*3+2, static_cast<int>(j)*3+2);
}
}
}
else
{
// We want to have one normal for each vertex (or control point),
// so we set the mapping mode to eByControlPoint.
lGeometryElementNormal->SetMappingMode(FbxGeometryElement::eByControlPoint);
// The first method is to set the actual normal value
// for every control point.
lGeometryElementNormal->SetReferenceMode(FbxGeometryElement::eDirect);
for (unsigned i=0; i<vertCount; ++i)
{
const CCVector3& N = cloud->getPointNormal(i);
FbxVector4 Nfbx(N.x,N.y,N.z);
lGeometryElementNormal->GetDirectArray().Add(Nfbx);
}
}
}
else
{
ccLog::Warning("[FBX] Mesh has no normal! You can manually compute them (select it then call \"Edit > Normals > Compute\")");
}
// Set material mapping.
bool hasMaterial = false;
if (asCCMesh && asCCMesh->hasMaterials())
{
const ccMaterialSet* matSet = asCCMesh->getMaterialSet();
size_t matCount = matSet->size();
//check if we have textures
bool hasTextures = asCCMesh->hasTextures();
if (hasTextures)
{
//check that we actually have materials with textures as well!
hasTextures = false;
for (size_t i=0; i<matCount; ++i)
{
ccMaterial::CShared mat = matSet->at(i);
if (mat->hasTexture())
{
hasTextures = true;
break;
}
}
}
static const char gDiffuseElementName[] = "DiffuseUV";
// Create UV for Diffuse channel
if (hasTextures)
{
FbxGeometryElementUV* lUVDiffuseElement = lMesh->CreateElementUV(gDiffuseElementName);
assert(lUVDiffuseElement != 0);
lUVDiffuseElement->SetMappingMode(FbxGeometryElement::eByPolygonVertex);
lUVDiffuseElement->SetReferenceMode(FbxGeometryElement::eIndexToDirect);
//fill Direct Array
const TextureCoordsContainer* texCoords = asCCMesh->getTexCoordinatesTable();
assert(texCoords);
if (texCoords)
{
unsigned count = texCoords->currentSize();
lUVDiffuseElement->GetDirectArray().SetCount(static_cast<int>(count));
for (unsigned i=0; i<count; ++i)
{
const float* uv = texCoords->getValue(i);
lUVDiffuseElement->GetDirectArray().SetAt(i,FbxVector2(uv[0],uv[1]));
}
}
//fill Indexes Array
assert(asCCMesh->hasPerTriangleTexCoordIndexes());
if (asCCMesh->hasPerTriangleTexCoordIndexes())
{
unsigned triCount = asCCMesh->size();
lUVDiffuseElement->GetIndexArray().SetCount(static_cast<int>(3*triCount));
for (unsigned j=0; j<triCount; ++j)
{
int t1=0, t2=0, t3=0;
asCCMesh->getTriangleTexCoordinatesIndexes(j, t1, t2, t3);
lUVDiffuseElement->GetIndexArray().SetAt(j*3+0,t1);
lUVDiffuseElement->GetIndexArray().SetAt(j*3+1,t2);
lUVDiffuseElement->GetIndexArray().SetAt(j*3+2,t3);
}
}
}
//Textures used in this file
QMap<QString,QString> texFilenames;
//directory to save textures (if any)
QFileInfo info(filename);
QString textDirName = info.baseName() + QString(".fbm");
QDir baseDir = info.absoluteDir();
QDir texDir = QDir(baseDir.absolutePath() + QString("/") + textDirName);
for (size_t i=0; i<matCount; ++i)
{
ccMaterial::CShared mat = matSet->at(i);
FbxSurfacePhong *lMaterial = FbxSurfacePhong::Create(pScene, qPrintable(mat->getName()));
const ccColor::Rgbaf& emission = mat->getEmission();
const ccColor::Rgbaf& ambient = mat->getAmbient();
const ccColor::Rgbaf& diffuse = mat->getDiffuseFront();
const ccColor::Rgbaf& specular = mat->getDiffuseFront();
lMaterial->Emissive.Set(FbxDouble3(emission.r,emission.g,emission.b));
lMaterial->Ambient .Set(FbxDouble3( ambient.r, ambient.g, ambient.b));
lMaterial->Diffuse .Set(FbxDouble3( diffuse.r, diffuse.g, diffuse.b));
lMaterial->Specular.Set(FbxDouble3(specular.r,specular.g,specular.b));
lMaterial->Shininess = mat->getShininessFront();
lMaterial->ShadingModel.Set("Phong");
if (hasTextures && mat->hasTexture())
{
QString texFilename = mat->getTextureFilename();
//texture has not already been processed
if (!texFilenames.contains(texFilename))
{
//if necessary, we (try to) create a subfolder to store textures
if (!texDir.exists())
{
texDir = baseDir;
if (texDir.mkdir(textDirName))
{
texDir.cd(textDirName);
}
else
{
textDirName = QString();
ccLog::Warning("[FBX] Failed to create subfolder '%1' to store texture files (files will be stored next to the .fbx file)");
}
}
QFileInfo fileInfo(texFilename);
QString baseTexName = fileInfo.fileName();
//add extension
QString extension = QFileInfo(texFilename).suffix();
if (fileInfo.suffix().isEmpty())
baseTexName += QString(".png");
QString absoluteFilename = texDir.absolutePath() + QString("/") + baseTexName;
ccLog::PrintDebug(QString("[FBX] Material '%1' texture: %2").arg(mat->getName()).arg(absoluteFilename));
texFilenames[texFilename] = absoluteFilename;
}
//mat.texture.save(absoluteFilename);
// Set texture properties.
FbxFileTexture* lTexture = FbxFileTexture::Create(pScene,"DiffuseTexture");
assert(!texFilenames[texFilename].isEmpty());
lTexture->SetFileName(qPrintable(texFilenames[texFilename]));
lTexture->SetTextureUse(FbxTexture::eStandard);
lTexture->SetMappingType(FbxTexture::eUV);
lTexture->SetMaterialUse(FbxFileTexture::eModelMaterial);
lTexture->SetSwapUV(false);
lTexture->SetTranslation(0.0, 0.0);
lTexture->SetScale(1.0, 1.0);
lTexture->SetRotation(0.0, 0.0);
lTexture->UVSet.Set(FbxString(gDiffuseElementName)); // Connect texture to the proper UV
// don't forget to connect the texture to the corresponding property of the material
lMaterial->Diffuse.ConnectSrcObject(lTexture);
}
int matIndex = lNode->AddMaterial(lMaterial);
assert(matIndex == static_cast<int>(i));
}
//don't forget to save the texture files
{
for (QMap<QString,QString>::ConstIterator it = texFilenames.begin(); it != texFilenames.end(); ++it)
{
const QImage image = ccMaterial::GetTexture(it.key());
image.mirrored().save(it.value());
}
texFilenames.clear(); //don't need this anymore!
}
// Create 'triangle to material index' mapping
{
FbxGeometryElementMaterial* lMaterialElement = lMesh->CreateElementMaterial();
lMaterialElement->SetMappingMode(FbxGeometryElement::eByPolygon);
lMaterialElement->SetReferenceMode(FbxGeometryElement::eIndexToDirect);
}
hasMaterial = true;
}
// colors
if (cloud->hasColors())
{
FbxGeometryElementVertexColor* lGeometryElementVertexColor = lMesh->CreateElementVertexColor();
lGeometryElementVertexColor->SetMappingMode(FbxGeometryElement::eByControlPoint);
lGeometryElementVertexColor->SetReferenceMode(FbxGeometryElement::eDirect);
lGeometryElementVertexColor->GetDirectArray().SetCount(vertCount);
for (unsigned i=0; i<vertCount; ++i)
{
const colorType* C = cloud->getPointColor(i);
FbxColor col( static_cast<double>(C[0])/ccColor::MAX,
static_cast<double>(C[1])/ccColor::MAX,
static_cast<double>(C[2])/ccColor::MAX );
lGeometryElementVertexColor->GetDirectArray().SetAt(i,col);
}
if (!hasMaterial)
{
//it seems that we have to create a fake material in order for the colors to be displayed (in Unity and FBX Review at least)!
FbxSurfacePhong *lMaterial = FbxSurfacePhong::Create(pScene, "ColorMaterial");
lMaterial->Emissive.Set(FbxDouble3(0,0,0));
lMaterial->Ambient.Set(FbxDouble3(0,0,0));
lMaterial->Diffuse.Set(FbxDouble3(1,1,1));
lMaterial->Specular.Set(FbxDouble3(0,0,0));
lMaterial->Shininess = 0;
lMaterial->ShadingModel.Set("Phong");
FbxGeometryElementMaterial* lMaterialElement = lMesh->CreateElementMaterial();
lMaterialElement->SetMappingMode(FbxGeometryElement::eAllSame);
lMaterialElement->SetReferenceMode(FbxGeometryElement::eDirect);
lNode->AddMaterial(lMaterial);
}
}
// Create polygons
{
for (unsigned j=0; j<faceCount; ++j)
{
const CCLib::TriangleSummitsIndexes* tsi = mesh->getTriangleIndexes(j);
int matIndex = hasMaterial ? asCCMesh->getTriangleMtlIndex(j) : -1;
lMesh->BeginPolygon(matIndex);
lMesh->AddPolygon(tsi->i1);
lMesh->AddPolygon(tsi->i2);
lMesh->AddPolygon(tsi->i3);
lMesh->EndPolygon();
}
}
return lNode;
}
void ExportBones(const Value& obj)
{
const Value& boneName = obj["BoneName"];
if (boneName.IsNull())
{
return;
}
//string name = obj["Name"].GetString();
const Value& parentIndex = obj["ParentIndex"];
const Value& boneTransform = obj["BoneTransform"];
fbxBones.resize(boneName.Size());
for (uint32_t i = 0; i < fbxBones.size(); i++)
{
FbxNode* boneNode = FbxNode::Create(pScene, boneName[i].GetString());
fbxBones[i] = boneNode;
double x, y, z, w;
x = boneTransform[i * 7 + 0].GetDouble();
x = -x;
y = boneTransform[i * 7 + 1].GetDouble();
z = boneTransform[i * 7 + 2].GetDouble();
boneNode->LclTranslation.Set(FbxDouble3(x, y, z));
x = boneTransform[i * 7 + 3].GetDouble();
y = boneTransform[i * 7 + 4].GetDouble();
z = boneTransform[i * 7 + 5].GetDouble();
w = boneTransform[i * 7 + 6].GetDouble();
FbxSkeleton* pSkeleton = FbxSkeleton::Create(pScene, boneName[i].GetString());
int parent = parentIndex[i].GetInt();
if (parent == -1) {
pSkeleton->SetSkeletonType(FbxSkeleton::eRoot);
}
else {
pSkeleton->SetSkeletonType(FbxSkeleton::eLimbNode);
pSkeleton->Size.Set(0.1);
}
boneNode->SetNodeAttribute(pSkeleton);
}
for (uint32_t i = 0; i < fbxBones.size(); i++) {
int parent = parentIndex[i].GetInt();
if (parent == -1) {
pScene->GetRootNode()->AddChild(fbxBones[i]);
}
else {
fbxBones[parent]->AddChild(fbxBones[i]);
}
}
FbxPose* lPose = FbxPose::Create(pScene, boneName[0].GetString());
// default pose type is rest pose, so we need to set the type as bind pose
lPose->SetIsBindPose(true);
for (uint32_t i = 0; i < fbxBones.size(); i++) {
FbxNode* lKFbxNode = fbxBones[i];
FbxMatrix lBindMatrix = lKFbxNode->EvaluateGlobalTransform();
lPose->Add(lKFbxNode, lBindMatrix);
}
pScene->AddPose(lPose);
}
