void FBXImporter::ReadUVs(FBXMeshData* fbxMeshData, int controlPointIndex, int index, int textureUVIndex, int uvLayer)
{
FbxMesh* mesh = fbxMeshData->mMesh;
vector<XMFLOAT2>& uvs = fbxMeshData->mUVs;
if (uvLayer >= 2 || mesh->GetElementUVCount() <= uvLayer)
{
return;
}
FbxGeometryElementUV* vertexUV = mesh->GetElementUV(0);
switch (vertexUV->GetMappingMode())
{
case FbxGeometryElement::eByControlPoint:
switch (vertexUV->GetReferenceMode())
{
case FbxGeometryElement::eDirect:
{
XMFLOAT2 uv;
FbxVector2 fbxUV = vertexUV->GetDirectArray().GetAt(controlPointIndex);
uv.x = static_cast<float>(fbxUV[0]);
uv.y = static_cast<float>(fbxUV[1]);
uvs.push_back(uv);
}
break;
case FbxGeometryElement::eIndexToDirect:
{
int id = vertexUV->GetIndexArray().GetAt(controlPointIndex);
FbxVector2 fbxUV = vertexUV->GetDirectArray().GetAt(id);
XMFLOAT2 uv;
uv.x = static_cast<float>(fbxUV[0]);
uv.y = static_cast<float>(fbxUV[1]);
uvs.push_back(uv);
}
break;
default:
break;
}
case FbxGeometryElement::eByPolygonVertex:
switch (vertexUV->GetReferenceMode())
{
case FbxGeometryElement::eDirect:
case FbxGeometryElement::eIndexToDirect:
#if USE_RIGHT_HAND
uvs[index].x = static_cast<float>(vertexUV->GetDirectArray().GetAt(textureUVIndex)[0]);
#else
uvs[index].x = 1.0f - static_cast<float>(vertexUV->GetDirectArray().GetAt(textureUVIndex)[0]);
#endif
uvs[index].y = 1.0f - static_cast<float>(vertexUV->GetDirectArray().GetAt(textureUVIndex)[1]);
break;
default:
break;
}
break;
}
}
void ReadUV(FbxMesh* pMesh , int ctrlPointIndex , int textureUVIndex , int uvLayer , D3DXVECTOR2* pUV)
{
if(uvLayer >= 2 || pMesh->GetElementUVCount() <= uvLayer)
{
printf("uv read error\n");
return ;
}
FbxGeometryElementUV* pVertexUV = pMesh->GetElementUV(uvLayer);
switch(pVertexUV->GetMappingMode())
{
case FbxGeometryElement::eByControlPoint:
{
switch(pVertexUV->GetReferenceMode())
{
case FbxGeometryElement::eDirect:
{
pUV->x = pVertexUV->GetDirectArray().GetAt(ctrlPointIndex)[0];
pUV->y = pVertexUV->GetDirectArray().GetAt(ctrlPointIndex)[1];
}
break;
case FbxGeometryElement::eIndexToDirect:
{
int id = pVertexUV->GetIndexArray().GetAt(ctrlPointIndex);
pUV->x = pVertexUV->GetDirectArray().GetAt(id)[0];
pUV->y = pVertexUV->GetDirectArray().GetAt(id)[1];
}
break;
default:
break;
}
}
break;
case FbxGeometryElement::eByPolygonVertex:
{
switch (pVertexUV->GetReferenceMode())
{
case FbxGeometryElement::eDirect:
case FbxGeometryElement::eIndexToDirect:
{
pUV->x = pVertexUV->GetDirectArray().GetAt(textureUVIndex)[0];
pUV->y = pVertexUV->GetDirectArray().GetAt(textureUVIndex)[1];
}
break;
default:
break;
}
}
break;
}
}
reVec2 reFBXAsset::getUV( FbxMesh* fmesh, int vi, int i, int j )
{
for (int l = 0; l < fmesh->GetElementUVCount(); ++l)
{
FbxGeometryElementUV* leUV = fmesh->GetElementUV(l);
switch (leUV->GetMappingMode())
{
case FbxGeometryElement::eByControlPoint:
switch (leUV->GetReferenceMode())
{
case FbxGeometryElement::eDirect:
{
FbxVector2 uv = leUV->GetDirectArray().GetAt(vi);
return reVec2(uv[0], uv[1]);
break;
}
case FbxGeometryElement::eIndexToDirect:
{
int id = leUV->GetIndexArray().GetAt(vi);
FbxVector2 uv = leUV->GetDirectArray().GetAt(id);
return reVec2(uv[0], uv[1]);
}
break;
default:
break; // other reference modes not shown here!
}
break;
case FbxGeometryElement::eByPolygonVertex:
{
int lTextureUVIndex = fmesh->GetTextureUVIndex(i, j);
switch (leUV->GetReferenceMode())
{
case FbxGeometryElement::eDirect:
case FbxGeometryElement::eIndexToDirect:
{
FbxVector2 uv = leUV->GetDirectArray().GetAt(lTextureUVIndex);
return reVec2(uv[0], uv[1]);
}
break;
default:
break; // other reference modes not shown here!
}
}
break;
case FbxGeometryElement::eByPolygon: // doesn't make much sense for UVs
case FbxGeometryElement::eAllSame: // doesn't make much sense for UVs
case FbxGeometryElement::eNone: // doesn't make much sense for UVs
break;
}
}
}
void Mesh::GetUV(FbxMesh* pMesh, MeshInfo& pMeshInfo)
{
FbxGeometryElementUV* lUvElement = pMesh->GetElementUV();
if (lUvElement)
{
if (lUvElement->GetReferenceMode() == FbxGeometryElement::eDirect)
{
for (int lVertexIndex = 0; lVertexIndex < pMesh->GetLayer(0)->GetUVs()->GetDirectArray().GetCount(); lVertexIndex++)
{
int lUvIndex = 0;
lUvIndex = lVertexIndex;
pMeshInfo.uv.push_back(lUvElement->GetDirectArray().GetAt(lUvIndex));
}
}
if (lUvElement->GetReferenceMode() == FbxGeometryElement::eIndexToDirect)
{
for (int lVertexIndex = 0; lVertexIndex < pMesh->GetLayer(0)->GetUVs()->GetIndexArray().GetCount(); lVertexIndex++)
{
int lUvIndex = 0;
lUvIndex = lUvElement->GetIndexArray().GetAt(lVertexIndex);
pMeshInfo.uv.push_back(lUvElement->GetDirectArray().GetAt(lUvIndex));
}
}
}
}
void LoaderFbxMesh::parseVertexUVs(FbxMesh* mesh, int polygonIndex, int insidePolygonIndex, int controlPointIndex)
{
for(int i=0; i<mesh->GetElementUVCount(); i++)
{
FbxVector2 fbxUV;
FbxGeometryElementUV* uvElement = mesh->GetElementUV(i);
switch(uvElement->GetMappingMode())
{
case FbxGeometryElement::eByControlPoint:
fbxUV = parseVertexUVsByControlPoint(uvElement, controlPointIndex);
break;
case FbxGeometryElement::eByPolygonVertex:
fbxUV = parseVertexUVsByPolygonVertex(mesh, uvElement, polygonIndex, insidePolygonIndex);
break;
default:
break;
}
Float2 uv;
uv.x = static_cast<float>(fbxUV.mData[0]);
uv.y = static_cast<float>(fbxUV.mData[1]);
vertexUVs_.push_back(uv);
}
}
void FBXSceneImporter::read_mesh(FbxNode *pNode, FbxMesh* pMesh)
{
std::vector<Mesh::Vertex> vertices;
std::vector<int> indices;
//pMesh->GenerateTangentsDataForAllUVSets();
Mesh *new_mesh = new Mesh();
new_mesh->set_name(pNode->GetName());
int polygonCount = pMesh->GetPolygonCount();
FbxVector4* controlPoints = pMesh->GetControlPoints();
int controlPointCount = pMesh->GetControlPointsCount();
int vertexID = 0;
for (int polygon = polygonCount - 1; polygon > -1; polygon--)
{
int polyVertCount = pMesh->GetPolygonSize(polygon);
assert(polyVertCount == 3);
for (int polyVert = 0; polyVert < polyVertCount; polyVert++)
{
Mesh::Vertex vertex;
int cpIndex = pMesh->GetPolygonVertex(polygon, polyVert);
// Grab our CP index as well our position information
//uniqueVert.m_nControlPointIndex = cpIndex;
vertex.position[0] = controlPoints[cpIndex].mData[0];
vertex.position[1] = controlPoints[cpIndex].mData[1];
vertex.position[2] = controlPoints[cpIndex].mData[2];
vertex.position[3] = 1;
// Grab UVs
int uvElementCount = pMesh->GetElementUVCount();
int ctrlPointIndex = pMesh->GetPolygonVertex(polygon, polyVert);
for (int uvElement = 0; uvElement < uvElementCount; uvElement++)
{
FbxGeometryElementUV* geomElementUV = pMesh->GetElementUV(uvElement);
FbxLayerElement::EMappingMode mapMode = geomElementUV->GetMappingMode();
FbxLayerElement::EReferenceMode refMode = geomElementUV->GetReferenceMode();
if (FbxGeometryElement::eByControlPoint == mapMode)
{
switch (geomElementUV->GetReferenceMode())
{
case FbxGeometryElement::eDirect:
{
vertex.texture_coord.x = static_cast<float>(geomElementUV->GetDirectArray().GetAt(ctrlPointIndex).mData[0]);
vertex.texture_coord.y = static_cast<float>(geomElementUV->GetDirectArray().GetAt(ctrlPointIndex).mData[1]);
}
break;
case FbxGeometryElement::eIndexToDirect:
{
int index = geomElementUV->GetIndexArray().GetAt(ctrlPointIndex);
vertex.texture_coord.x = static_cast<float>(geomElementUV->GetDirectArray().GetAt(index).mData[0]);
vertex.texture_coord.y = static_cast<float>(geomElementUV->GetDirectArray().GetAt(index).mData[1]);
}
break;
default:
throw std::exception("Invalid Reference");
}
}
if (FbxGeometryElement::eByPolygonVertex == mapMode)
{
int directIndex = -1;
if (FbxGeometryElement::eDirect == refMode)
{
directIndex = vertexID;
}
else if (FbxGeometryElement::eIndexToDirect == refMode)
{
directIndex = geomElementUV->GetIndexArray().GetAt(vertexID);
}
// If we got an index
if (directIndex != -1)
{
FbxVector4 texture_coord = geomElementUV->GetDirectArray().GetAt(directIndex);
vertex.texture_coord = D3DXVECTOR4((float)texture_coord.mData[0], (float)texture_coord.mData[1], 0, 0);
}
}
}
// Grab normals
int normElementCount = pMesh->GetElementNormalCount();
for (int normalElement = 0; normalElement < normElementCount; normalElement++)
{
FbxGeometryElementNormal* geomElementNormal = pMesh->GetElementNormal(normalElement);
FbxLayerElement::EMappingMode mapMode = geomElementNormal->GetMappingMode();
FbxLayerElement::EReferenceMode refMode = geomElementNormal->GetReferenceMode();
FbxVector4 fbxNormal;
pMesh->GetPolygonVertexNormal(polygon, polyVert, fbxNormal);
fbxNormal.Normalize();
vertex.normal = D3DXVECTOR4(fbxNormal.mData[0], fbxNormal.mData[1], fbxNormal.mData[2], 0);
//if (FbxGeometryElement::eByControlPoint == mapMode)
//{
// switch (geomElementNormal->GetReferenceMode())
// {
// case FbxGeometryElement::eDirect:
// {
// vertex.normal.x = static_cast<float>(geomElementNormal->GetDirectArray().GetAt(ctrlPointIndex).mData[0]);
// vertex.normal.y = static_cast<float>(geomElementNormal->GetDirectArray().GetAt(ctrlPointIndex).mData[1]);
// vertex.normal.z = static_cast<float>(geomElementNormal->GetDirectArray().GetAt(ctrlPointIndex).mData[2]);
// D3DXVec4Normalize(&vertex.normal, &vertex.normal);
// }
// break;
//
// case FbxGeometryElement::eIndexToDirect:
// {
// int index = geomElementNormal->GetIndexArray().GetAt(ctrlPointIndex);
// vertex.normal.x = static_cast<float>(geomElementNormal->GetDirectArray().GetAt(index).mData[0]);
// vertex.normal.y = static_cast<float>(geomElementNormal->GetDirectArray().GetAt(index).mData[1]);
// vertex.normal.z = static_cast<float>(geomElementNormal->GetDirectArray().GetAt(index).mData[2]);
// D3DXVec4Normalize(&vertex.normal, &vertex.normal);
// }
// break;
//
// default:
// throw std::exception("Invalid Reference");
// }
//}
//if (FbxGeometryElement::eByPolygonVertex == mapMode)
//{
// int directIndex = -1;
// if (FbxGeometryElement::eDirect == refMode)
// {
// directIndex = vertexID;
// }
// else if (FbxGeometryElement::eIndexToDirect == refMode)
// {
// directIndex = geomElementNormal->GetIndexArray().GetAt(vertexID);
// }
//
// // If we got an index
// if (directIndex != -1)
// {
// FbxVector4 norm = geomElementNormal->GetDirectArray().GetAt(directIndex);
//
// D3DXVECTOR4 normal_final((float)norm.mData[0], (float)norm.mData[1], (float)norm.mData[2], 0);
// D3DXVec4Normalize(&vertex.normal, &normal_final);
// }
//}
}
// grab tangents
int tangentElementCount = pMesh->GetElementTangentCount();
for (int normalElement = 0; normalElement < tangentElementCount; normalElement++)
{
FbxGeometryElementTangent* geomElementTangent = pMesh->GetElementTangent(normalElement);
FbxLayerElement::EMappingMode mapMode = geomElementTangent->GetMappingMode();
FbxLayerElement::EReferenceMode refMode = geomElementTangent->GetReferenceMode();
int directIndex = -1;
if (FbxGeometryElement::eByPolygonVertex == mapMode)
{
if (FbxGeometryElement::eDirect == refMode)
{
directIndex = vertexID;
}
else if (FbxGeometryElement::eIndexToDirect == refMode)
{
directIndex = geomElementTangent->GetIndexArray().GetAt(vertexID);
}
}
// If we got an index
if (directIndex != 1)
{
FbxVector4 tangent = geomElementTangent->GetDirectArray().GetAt(directIndex);
vertex.tangent = D3DXVECTOR4((float)tangent.mData[0], (float)tangent.mData[1], (float)tangent.mData[2], 0);
}
}
size_t size = vertices.size();
size_t i = size;
//for (i = 0; i < size; i++)
//{
// if (vertex == vertices[i])
// {
// break;
// }
//}
//
if (i == size)
{
vertices.push_back(vertex);
}
indices.push_back(i);
++vertexID;
}
//int cur_size = indices.size();
//int temp = indices[cur_size - 3];
//indices[cur_size - 3] = indices[cur_size - 1];
//indices[cur_size - 1] = temp;
}
int materialCount = pNode->GetSrcObjectCount<FbxSurfaceMaterial>();
new_mesh->create_from_buffers(vertices, indices);
scene_to_fill->add_mesh(new_mesh);
if (materialCount > 0)
{
FbxSurfaceMaterial* material = (FbxSurfaceMaterial*)pNode->GetSrcObject<FbxSurfaceMaterial>(0);
new_mesh->set_material(read_material(pNode, material));
}
get_transformation_matrix(pNode, new_mesh);
cout << "Read mesh : " << new_mesh->get_name() << "\n";
}
std::shared_ptr<Mesh> FbxUtil::CreateMesh(FbxMesh *fbxMesh)
{
Mesh::Ptr mesh = Mesh::Create(fbxMesh->GetName());
// read physical data.
int polygonCount = fbxMesh->GetPolygonCount();
int indicesCount = polygonCount * 3;
mesh->Positions.Data.reserve(indicesCount * 3);
mesh->Indices.Data.reserve(indicesCount);
if ((m_Options & Options::UV) && fbxMesh->GetElementUVCount() > 0)
mesh->UVs.Data.reserve(indicesCount * 2);
if ((m_Options & Options::NORMAL) && fbxMesh->GetElementNormalCount() > 0)
mesh->Normals.Data.reserve(indicesCount * 3);
if ((m_Options & Options::TANGENT) && fbxMesh->GetElementTangent() > 0)
mesh->Tangents.Data.reserve(indicesCount * 3);
int normalCounter = 0, uvCounter = 0, tangentCounter = 0;
for (int i = 0; i < polygonCount; i++)
{
for (int j = 0; j < 3; j++)
{
int ctrPtrIndex = fbxMesh->GetPolygonVertex(i, j);
auto position = fbxMesh->GetControlPointAt(ctrPtrIndex);
mesh->Positions.Data.push_back((float)position.mData[0]);
mesh->Positions.Data.push_back((float)position.mData[1]);
mesh->Positions.Data.push_back((float)position.mData[2]);
// uv
if ((m_Options & Options::UV) && fbxMesh->GetElementUVCount() > 0)
{
int uvIndex = 0;
FbxGeometryElementUV* vertexUV = fbxMesh->GetElementUV();
if (vertexUV->GetMappingMode() == FbxGeometryElement::eByControlPoint)
{
if (vertexUV->GetReferenceMode() == FbxGeometryElement::eDirect)
uvIndex = ctrPtrIndex;
else if (vertexUV->GetReferenceMode() == FbxGeometryElement::eIndexToDirect)
uvIndex = vertexUV->GetIndexArray().GetAt(ctrPtrIndex);
else
ASSERT_MSG(false, "Error: Invalid Reference Mode!");
}
else if (vertexUV->GetMappingMode() == FbxGeometryElement::eByPolygonVertex)
{
if (vertexUV->GetReferenceMode() == FbxGeometryElement::eDirect)
uvIndex = uvCounter;
else if (vertexUV->GetReferenceMode() == FbxGeometryElement::eIndexToDirect)
uvIndex = vertexUV->GetIndexArray().GetAt(uvCounter);
else
ASSERT_MSG(false, "Error: Invalid Reference Mode!");
uvCounter++;
}
auto uv = vertexUV->GetDirectArray().GetAt(uvIndex);
mesh->UVs.Data.push_back((float)uv.mData[0]);
mesh->UVs.Data.push_back(1.0f - (float)uv.mData[1]);
}
// normal
if ((m_Options & Options::NORMAL) && fbxMesh->GetElementNormalCount() > 0)
{
int normalIndex = 0;
FbxGeometryElementNormal* vertexNormal = fbxMesh->GetElementNormal();
if (vertexNormal->GetMappingMode() == FbxGeometryElement::eByControlPoint)
{
if (vertexNormal->GetReferenceMode() == FbxGeometryElement::eDirect)
normalIndex = ctrPtrIndex;
else if (vertexNormal->GetReferenceMode() == FbxGeometryElement::eIndexToDirect)
normalIndex = vertexNormal->GetIndexArray().GetAt(ctrPtrIndex);
else
ASSERT_MSG(false, "Error: Invalid Reference Mode!");
}
else if (vertexNormal->GetMappingMode() == FbxGeometryElement::eByPolygonVertex)
{
if (vertexNormal->GetReferenceMode() == FbxGeometryElement::eDirect)
normalIndex = normalCounter;
else if (vertexNormal->GetReferenceMode() == FbxGeometryElement::eIndexToDirect)
normalIndex = vertexNormal->GetIndexArray().GetAt(normalCounter);
else
ASSERT_MSG(false, "Error: Invalid Reference Mode!");
normalCounter++;
}
auto normal = vertexNormal->GetDirectArray().GetAt(normalIndex);
mesh->Normals.Data.push_back((float)normal.mData[0]);
mesh->Normals.Data.push_back((float)normal.mData[1]);
mesh->Normals.Data.push_back((float)normal.mData[2]);
}
// tangent
if ((m_Options & Options::TANGENT) && fbxMesh->GetElementNormalCount() > 0)
{
int tangentIndex = 0;
FbxGeometryElementTangent* vertexTangent = fbxMesh->GetElementTangent();
if (vertexTangent->GetMappingMode() == FbxGeometryElement::eByControlPoint)
{
if (vertexTangent->GetReferenceMode() == FbxGeometryElement::eDirect)
tangentIndex = ctrPtrIndex;
else if (vertexTangent->GetReferenceMode() == FbxGeometryElement::eIndexToDirect)
tangentIndex = vertexTangent->GetIndexArray().GetAt(ctrPtrIndex);
else
ASSERT_MSG(false, "Error: Invalid Reference Mode!");
}
else if (vertexTangent->GetMappingMode() == FbxGeometryElement::eByPolygonVertex)
{
if (vertexTangent->GetReferenceMode() == FbxGeometryElement::eDirect)
tangentIndex = tangentCounter;
else if (vertexTangent->GetReferenceMode() == FbxGeometryElement::eIndexToDirect)
tangentIndex = vertexTangent->GetIndexArray().GetAt(tangentCounter);
else
ASSERT_MSG(false, "Error: Invalid Reference Mode!");
tangentCounter++;
}
auto tangent = vertexTangent->GetDirectArray().GetAt(tangentIndex);
mesh->Tangents.Data.push_back((float)tangent.mData[0]);
mesh->Tangents.Data.push_back((float)tangent.mData[1]);
mesh->Tangents.Data.push_back((float)tangent.mData[2]);
}
mesh->Indices.Data.push_back(i * 3 + j);
}
}
LOGD << mesh->GetName() << " [vtx: " << mesh->Positions.Data.size() / 3 << " tris: " << mesh->Indices.Data.size() / 3 << "]";
if(m_Options & Options::OPTIMIZE_MESH)
MeshUtil::Instance()->OptimizeMesh(mesh);
mesh->CalculateAABB();
return mesh;
}
BabylonMesh::BabylonMesh(BabylonNode* node) :
BabylonAbstractMesh(node),
_isEnabled(true),
_isVisible(true),
_billboardMode(0),
_visibility(1),
_skeletonId(-1),
_pickable(true),
_hasVertexAlpha(false),
_checkCollision(false),
_receiveShadows(false),
_infiniteDistance(false),
_autoAnimate(false),
_autoAnimateFrom(0),
_autoAnimateTo(0),
_autoAnimateLoop(false),
_showBoundingBox(false),
_showSubMeshesBoundingBox(false),
_applyFog(false),
_alphaIndex(0)
{
pivotMatrix.SetIdentity();
auto fbxNode = node->fbxNode();
std::string ansiName = fbxNode->GetName();
name(std::wstring(ansiName.begin(), ansiName.end()));
id(getNodeId(fbxNode));
auto parent = fbxNode->GetParent();
if (parent) {
parentId(getNodeId(parent));
}
pivotMatrix = ConvertToBabylonCoordinateSystem( GetGeometryTransformation(fbxNode));
auto animStack = fbxNode->GetScene()->GetSrcObject<FbxAnimStack>(0);
FbxString animStackName = animStack->GetName();
FbxTakeInfo* takeInfo = fbxNode->GetScene()->GetTakeInfo(animStackName);
auto animTimeMode = GlobalSettings::Current().AnimationsTimeMode;
auto animFrameRate = GlobalSettings::Current().AnimationsFrameRate();
auto startFrame = takeInfo->mLocalTimeSpan.GetStart().GetFrameCount(animTimeMode);
auto endFrame = takeInfo->mLocalTimeSpan.GetStop().GetFrameCount(animTimeMode);
auto animLengthInFrame = endFrame - startFrame + 1;
_visibility = static_cast<float>(node->fbxNode()->Visibility.Get());
auto posAnim = std::make_shared<BabylonAnimation<babylon_vector3>>(BabylonAnimationBase::loopBehavior_Cycle, static_cast<int>(animFrameRate), L"position", L"position", true, 0, static_cast<int>(animLengthInFrame), true);
auto rotAnim = std::make_shared<BabylonAnimation<babylon_vector4>>(BabylonAnimationBase::loopBehavior_Cycle, static_cast<int>(animFrameRate), L"rotationQuaternion", L"rotationQuaternion", true, 0, static_cast<int>(animLengthInFrame), true);
auto scaleAnim = std::make_shared<BabylonAnimation<babylon_vector3>>(BabylonAnimationBase::loopBehavior_Cycle, static_cast<int>(animFrameRate), L"scaling", L"scaling", true, 0, static_cast<int>(animLengthInFrame), true);
auto visibilityAnim = std::make_shared<BabylonAnimation<float>>(BabylonAnimationBase::loopBehavior_Cycle, static_cast<int>(animFrameRate), L"visibility", L"visibility", true, 0, static_cast<int>(animLengthInFrame), true);
auto mesh = fbxNode->GetMesh();
_isVisible = fbxNode->Show.Get();
auto rotCurveNode = fbxNode->LclRotation.GetCurveNode();
auto translateCurveNode = fbxNode->LclTranslation.GetCurveNode();
auto scalingCurveNode = fbxNode->LclScaling.GetCurveNode();
auto visibilityCurveNode = fbxNode->Visibility.GetCurveNode();
if (rotCurveNode || translateCurveNode || scalingCurveNode) {
for (auto ix = 0; ix < animLengthInFrame; ix++) {
FbxTime currTime;
currTime.SetFrame(startFrame + ix, animTimeMode);
babylon_animation_key<babylon_vector3> poskey;
babylon_animation_key<babylon_vector4> rotkey;
babylon_animation_key<babylon_vector3> scalekey;
poskey.frame = ix;
rotkey.frame = ix;
scalekey.frame = ix;
auto currTransform = node->GetLocal(currTime);
poskey.values = currTransform.translation();
rotkey.values = currTransform.rotationQuaternion();
scalekey.values = currTransform.scaling();
posAnim->appendKey(poskey);
rotAnim->appendKey(rotkey);
scaleAnim->appendKey(scalekey);
}
}
if (visibilityCurveNode) {
for (auto ix = 0; ix < animLengthInFrame; ix++) {
FbxTime currTime;
currTime.SetFrame(startFrame + ix, animTimeMode);
babylon_animation_key<float> visibilityKey;
visibilityKey.frame = ix;
visibilityKey.values = static_cast<float>(node->fbxNode()->Visibility.EvaluateValue(currTime));
visibilityAnim->appendKey(visibilityKey);
}
}
if (!posAnim->isConstant()){
animations.push_back(posAnim);
}
if (!rotAnim->isConstant()){
animations.push_back(rotAnim);
}
if (!scaleAnim->isConstant()){
animations.push_back(scaleAnim);
}
if (!visibilityAnim->isConstant()) {
animations.push_back(visibilityAnim);
}
if (!mesh) {
return;
}
if (mesh->GetPolygonCount() == 0){
return;
}
_receiveShadows = mesh->ReceiveShadow.Get();
FbxGeometryConverter conv(mesh->GetFbxManager());
conv.ComputePolygonSmoothingFromEdgeSmoothing(mesh);
if (!mesh->IsTriangleMesh()) {
mesh = (FbxMesh*) conv.Triangulate(mesh, true);
}
mesh->RemoveBadPolygons();
mesh->GenerateNormals();
FbxStringList uvSetNameList;
mesh->GetUVSetNames(uvSetNameList);
std::vector<std::string> uniqueUVSets;
int uvCount = uvSetNameList.GetCount();
for (int i = 0; i < uvCount; ++i) {
std::string value = uvSetNameList.GetStringAt(i);
if (std::find(uniqueUVSets.begin(), uniqueUVSets.end(), value) == uniqueUVSets.end()) {
uniqueUVSets.push_back(value);
}
}
uvsets = uniqueUVSets;
bool hasUv = uniqueUVSets.size() > 0;
bool hasUv2 = uniqueUVSets.size() > 1;
bool hasUv3 = uniqueUVSets.size() > 2;
bool hasUv4 = uniqueUVSets.size() > 3;
bool hasUv5 = uniqueUVSets.size() > 4;
bool hasUv6 = uniqueUVSets.size() > 5;
std::string uvSetName;
std::string uv2SetName;
std::string uv3SetName;
std::string uv4SetName;
std::string uv5SetName;
std::string uv6SetName;
if (hasUv) {
uvSetName = uniqueUVSets[0];
}
if (hasUv2) {
uv2SetName = uniqueUVSets[1];
}
if (hasUv3) {
uv3SetName = uniqueUVSets[2];
}
if (hasUv4) {
uv4SetName = uniqueUVSets[3];
}
if (hasUv5) {
uv5SetName = uniqueUVSets[4];
}
if (hasUv6) {
uv6SetName = uniqueUVSets[5];
}
auto colors = mesh->GetElementVertexColor();
FbxLayerElement::EMappingMode colorMappingMode;
FbxLayerElement::EReferenceMode colorReferenceMode;
if (colors) {
colorMappingMode = colors->GetMappingMode();
colorReferenceMode = colors->GetReferenceMode();
}
auto normals = mesh->GetElementNormal();
FbxGeometryElementUV* uvs = nullptr;
FbxGeometryElementUV* uvs2 = nullptr;
FbxGeometryElementUV* uvs3 = nullptr;
FbxGeometryElementUV* uvs4 = nullptr;
FbxGeometryElementUV* uvs5 = nullptr;
FbxGeometryElementUV* uvs6 = nullptr;
FbxLayerElement::EMappingMode uvsMappingMode;
FbxLayerElement::EReferenceMode uvsReferenceMode;
FbxLayerElement::EMappingMode uvs2MappingMode;
FbxLayerElement::EReferenceMode uvs2ReferenceMode;
FbxLayerElement::EMappingMode uvs3MappingMode;
FbxLayerElement::EReferenceMode uvs3ReferenceMode;
FbxLayerElement::EMappingMode uvs4MappingMode;
FbxLayerElement::EReferenceMode uvs4ReferenceMode;
FbxLayerElement::EMappingMode uvs5MappingMode;
FbxLayerElement::EReferenceMode uvs5ReferenceMode;
FbxLayerElement::EMappingMode uvs6MappingMode;
FbxLayerElement::EReferenceMode uvs6ReferenceMode;
if (hasUv) {
uvs = mesh->GetElementUV(uvSetName.c_str());
uvsMappingMode = uvs->GetMappingMode();
uvsReferenceMode = uvs->GetReferenceMode();
}
if (hasUv2) {
uvs2 = mesh->GetElementUV(uv2SetName.c_str());
uvs2MappingMode = uvs2->GetMappingMode();
uvs2ReferenceMode = uvs2->GetReferenceMode();
}
if (hasUv3) {
uvs3 = mesh->GetElementUV(uv3SetName.c_str());
uvs3MappingMode = uvs3->GetMappingMode();
uvs3ReferenceMode = uvs3->GetReferenceMode();
}
if (hasUv4) {
uvs4 = mesh->GetElementUV(uv4SetName.c_str());
uvs4MappingMode = uvs4->GetMappingMode();
uvs4ReferenceMode = uvs4->GetReferenceMode();
}
if (hasUv5) {
uvs5 = mesh->GetElementUV(uv5SetName.c_str());
uvs5MappingMode = uvs5->GetMappingMode();
uvs5ReferenceMode = uvs5->GetReferenceMode();
}
if (hasUv6) {
uvs6 = mesh->GetElementUV(uv6SetName.c_str());
uvs6MappingMode = uvs6->GetMappingMode();
uvs6ReferenceMode = uvs6->GetReferenceMode();
}
auto normalMappingMode = normals->GetMappingMode();
auto normalReferenceMode = normals->GetReferenceMode();
std::vector<SubmeshData> submeshes;
auto materialCount = node->fbxNode()->GetMaterialCount();
if (materialCount == 0) {
materialCount = 1;
}
submeshes.resize(materialCount);
auto baseLayer = mesh->GetLayer(0);
auto materials = baseLayer->GetMaterials();
FbxLayerElement::EMappingMode materialMappingMode = materials ?
materials->GetMappingMode() : FbxLayerElement::eByPolygon;
// extract deformers
SkinInfo skinInfo(fbxNode);
if (skinInfo.hasSkin()){
associatedSkeleton = std::make_shared<BabylonSkeleton>();
skinInfo.buildBabylonSkeleton(*associatedSkeleton);
}
auto triangleCount = mesh->GetPolygonCount();
for (int triangleIndex = 0; triangleIndex < triangleCount; ++triangleIndex) {
int materialIndex = 0;
if (materialCount > 0 && materials) {
switch (materialMappingMode) {
case FbxLayerElement::eAllSame:
materialIndex = materials->GetIndexArray().GetAt(0);
break;
case FbxLayerElement::eByPolygon:
materialIndex = materials->GetIndexArray().GetAt(triangleIndex);
}
}
auto& submesh = submeshes[materialIndex];
triangle t;
for (int cornerIndex = 0; cornerIndex < 3; ++cornerIndex) {
auto controlPointIndex = mesh->GetPolygonVertex(triangleIndex, cornerIndex);
auto vertexIndex = triangleIndex * 3 + cornerIndex;
auto position = mesh->GetControlPoints()[controlPointIndex];
position[2] = -position[2];
BabylonVertex v;
v.position = position;
if (normals) {
int normalMapIndex = (normalMappingMode == FbxLayerElement::eByControlPoint) ?
controlPointIndex : vertexIndex;
int normalValueIndex = (normalReferenceMode == FbxLayerElement::eDirect) ?
normalMapIndex : normals->GetIndexArray().GetAt(normalMapIndex);
v.normal = normals->GetDirectArray().GetAt(normalValueIndex);
v.normal.z = -v.normal.z;
}
if (colors) {
int mappingIndex = (colorMappingMode == FbxLayerElement::eByControlPoint) ?
controlPointIndex : vertexIndex;
int valueIndex = (colorReferenceMode == FbxLayerElement::eDirect) ?
mappingIndex : colors->GetIndexArray().GetAt(mappingIndex);
v.color = colors->GetDirectArray().GetAt(valueIndex);
}
if (uvs) {
int mappingIndex = (uvsMappingMode == FbxLayerElement::eByControlPoint) ?
controlPointIndex : vertexIndex;
int valueIndex = (uvsReferenceMode == FbxLayerElement::eDirect) ?
mappingIndex : uvs->GetIndexArray().GetAt(mappingIndex);
v.uv = uvs->GetDirectArray().GetAt(valueIndex);
//v.uv.y = 1 - v.uv.y;
}
if (uvs2) {
int mappingIndex = (uvs2MappingMode == FbxLayerElement::eByControlPoint) ?
controlPointIndex : vertexIndex;
int valueIndex = (uvs2ReferenceMode == FbxLayerElement::eDirect) ?
mappingIndex : uvs2->GetIndexArray().GetAt(mappingIndex);
v.uv2 = uvs2->GetDirectArray().GetAt(valueIndex);
}
if (uvs3) {
int mappingIndex = (uvs3MappingMode == FbxLayerElement::eByControlPoint) ?
controlPointIndex : vertexIndex;
int valueIndex = (uvs3ReferenceMode == FbxLayerElement::eDirect) ?
mappingIndex : uvs3->GetIndexArray().GetAt(mappingIndex);
v.uv3 = uvs3->GetDirectArray().GetAt(valueIndex);
}
if (uvs4) {
int mappingIndex = (uvs4MappingMode == FbxLayerElement::eByControlPoint) ?
controlPointIndex : vertexIndex;
int valueIndex = (uvs4ReferenceMode == FbxLayerElement::eDirect) ?
mappingIndex : uvs4->GetIndexArray().GetAt(mappingIndex);
v.uv4 = uvs4->GetDirectArray().GetAt(valueIndex);
}
if (uvs5) {
int mappingIndex = (uvs5MappingMode == FbxLayerElement::eByControlPoint) ?
controlPointIndex : vertexIndex;
int valueIndex = (uvs5ReferenceMode == FbxLayerElement::eDirect) ?
mappingIndex : uvs5->GetIndexArray().GetAt(mappingIndex);
v.uv5 = uvs5->GetDirectArray().GetAt(valueIndex);
}
if (uvs6) {
int mappingIndex = (uvs6MappingMode == FbxLayerElement::eByControlPoint) ?
controlPointIndex : vertexIndex;
int valueIndex = (uvs6ReferenceMode == FbxLayerElement::eDirect) ?
mappingIndex : uvs6->GetIndexArray().GetAt(mappingIndex);
v.uv6 = uvs6->GetDirectArray().GetAt(valueIndex);
}
if (skinInfo.hasSkin()){
auto& skinData = skinInfo.controlPointBoneIndicesAndWeights(controlPointIndex);
for (auto boneix = 0; boneix < skinData.size()&&boneix<4; ++boneix){
v.boneIndices[boneix] = skinData[boneix].index;
v.boneWeights[boneix] = static_cast<float>(skinData[boneix].weight);
}
for (auto boneix = skinData.size(); boneix < 4; ++boneix){
v.boneIndices[boneix] = skinInfo.bonesCount();
v.boneWeights[boneix] = 0;
}
}
auto foundVertex = submesh.knownVertices.find(v);
if (foundVertex != submesh.knownVertices.end()) {
//submesh.indices.push_back(foundVertex->second);
t.indices[cornerIndex] = foundVertex->second;
}
else {
auto index = static_cast<int>(submesh.vertices.size());
submesh.vertices.push_back(v);
//submesh.indices.push_back(index);
submesh.knownVertices[v] = index;
t.indices[cornerIndex] = index;
}
}
if (submesh.knownTriangles.insert(t).second) {
submesh.indices.push_back(t.indices[0]);
submesh.indices.push_back(t.indices[1]);
submesh.indices.push_back(t.indices[2]);
}
else {
std::cout << "duplicate triangle found (and eliminated) in " << fbxNode->GetName() << std::endl;
}
}
std::uint32_t vertexOffset = 0;
for (auto matIndex = 0u; matIndex < submeshes.size(); ++matIndex) {
auto& submesh = submeshes[matIndex];
BabylonSubmesh babsubmesh;
babsubmesh.indexCount = static_cast<int>(submesh.indices.size());
babsubmesh.indexStart = static_cast<int>(_indices.size());
babsubmesh.materialIndex = matIndex;
babsubmesh.verticesCount = static_cast<int>(submesh.vertices.size());
babsubmesh.verticesStart = static_cast<int>(_positions.size());
for (auto& v : submesh.vertices) {
_positions.push_back(v.position);
if (normals) {
_normals.push_back(v.normal);
}
if (colors) {
_colors.push_back(v.color);
}
if (uvs) {
_uvs.push_back(v.uv);
}
if (uvs2) {
_uvs2.push_back(v.uv2);
}
if (uvs3) {
_uvs3.push_back(v.uv3);
}
if (uvs4) {
_uvs4.push_back(v.uv4);
}
if (uvs5) {
_uvs5.push_back(v.uv5);
}
if (uvs6) {
_uvs6.push_back(v.uv6);
}
if (skinInfo.hasSkin()){
float weight0 = v.boneWeights[0];
float weight1 = v.boneWeights[1];
float weight2 = v.boneWeights[2];
int bone0 = v.boneIndices[0];
int bone1 = v.boneIndices[1];
int bone2 = v.boneIndices[2];
int bone3 = v.boneIndices[3];
_boneWeights.push_back(babylon_vector4( weight0, weight1, weight2, 1.0f - weight0 - weight1 - weight2));
_boneIndices.push_back((bone3 << 24) | (bone2 << 16) | (bone1 << 8) | bone0);
}
}
for (auto i : submesh.indices) {
_indices.push_back(i + vertexOffset);
}
vertexOffset = static_cast<int>(_positions.size());
_submeshes.push_back(babsubmesh);
}
}
//converts a FBX mesh to a CC mesh
static ccMesh* FromFbxMesh(FbxMesh* fbxMesh, bool alwaysDisplayLoadDialog/*=true*/, bool* coordinatesShiftEnabled/*=0*/, CCVector3d* coordinatesShift/*=0*/)
{
if (!fbxMesh)
return 0;
int polyCount = fbxMesh->GetPolygonCount();
//fbxMesh->GetLayer(
unsigned triCount = 0;
unsigned polyVertCount = 0; //different from vertCount (vertices can be counted multiple times here!)
//as we can't load all polygons (yet ;) we already look if we can load any!
{
unsigned skipped = 0;
for (int i=0; i<polyCount; ++i)
{
int pSize = fbxMesh->GetPolygonSize(i);
if (pSize == 3)
{
++triCount;
polyVertCount += 3;
}
else if (pSize == 4)
{
triCount += 2;
polyVertCount += 4;
}
else
{
++skipped;
}
}
if (triCount == 0)
{
ccLog::Warning(QString("[FBX] No triangle or quad found in mesh '%1'! (polygons with more than 4 vertices are not supported for the moment)").arg(fbxMesh->GetName()));
return 0;
}
else if (skipped != 0)
{
ccLog::Warning(QString("[FBX] Some polygons in mesh '%1' were ignored (%2): polygons with more than 4 vertices are not supported for the moment)").arg(fbxMesh->GetName()).arg(skipped));
return 0;
}
}
int vertCount = fbxMesh->GetControlPointsCount();
if (vertCount <= 0)
{
ccLog::Warning(QString("[FBX] Mesh '%1' has no vetex or no polygon?!").arg(fbxMesh->GetName()));
return 0;
}
ccPointCloud* vertices = new ccPointCloud("vertices");
ccMesh* mesh = new ccMesh(vertices);
mesh->setName(fbxMesh->GetName());
mesh->addChild(vertices);
vertices->setEnabled(false);
if (!mesh->reserve(static_cast<unsigned>(triCount)) || !vertices->reserve(vertCount))
{
ccLog::Warning(QString("[FBX] Not enough memory to load mesh '%1'!").arg(fbxMesh->GetName()));
delete mesh;
return 0;
}
//colors
{
for (int l=0; l<fbxMesh->GetElementVertexColorCount(); l++)
{
FbxGeometryElementVertexColor* vertColor = fbxMesh->GetElementVertexColor(l);
//CC can only handle per-vertex colors
if (vertColor->GetMappingMode() == FbxGeometryElement::eByControlPoint)
{
if (vertColor->GetReferenceMode() == FbxGeometryElement::eDirect
|| vertColor->GetReferenceMode() == FbxGeometryElement::eIndexToDirect)
{
if (vertices->reserveTheRGBTable())
{
switch (vertColor->GetReferenceMode())
{
case FbxGeometryElement::eDirect:
{
for (int i=0; i<vertCount; ++i)
{
FbxColor c = vertColor->GetDirectArray().GetAt(i);
vertices->addRGBColor( static_cast<colorType>(c.mRed * MAX_COLOR_COMP),
static_cast<colorType>(c.mGreen * MAX_COLOR_COMP),
static_cast<colorType>(c.mBlue * MAX_COLOR_COMP) );
}
}
break;
case FbxGeometryElement::eIndexToDirect:
{
for (int i=0; i<vertCount; ++i)
{
int id = vertColor->GetIndexArray().GetAt(i);
FbxColor c = vertColor->GetDirectArray().GetAt(id);
vertices->addRGBColor( static_cast<colorType>(c.mRed * MAX_COLOR_COMP),
static_cast<colorType>(c.mGreen * MAX_COLOR_COMP),
static_cast<colorType>(c.mBlue * MAX_COLOR_COMP) );
}
}
break;
default:
assert(false);
break;
}
vertices->showColors(true);
mesh->showColors(true);
break; //no need to look for other color fields (we won't be able to handle them!
}
else
{
ccLog::Warning(QString("[FBX] Not enough memory to load mesh '%1' colors!").arg(fbxMesh->GetName()));
}
}
else
{
ccLog::Warning(QString("[FBX] Color field #%i of mesh '%1' will be ignored (unhandled type)").arg(l).arg(fbxMesh->GetName()));
}
}
else
{
ccLog::Warning(QString("[FBX] Color field #%i of mesh '%1' will be ignored (unhandled type)").arg(l).arg(fbxMesh->GetName()));
}
}
}
//normals can be per vertices or per-triangle
int perPointNormals = -1;
int perVertexNormals = -1;
int perPolygonNormals = -1;
{
for (int j=0; j<fbxMesh->GetElementNormalCount(); j++)
{
FbxGeometryElementNormal* leNormals = fbxMesh->GetElementNormal(j);
switch(leNormals->GetMappingMode())
{
case FbxGeometryElement::eByControlPoint:
perPointNormals = j;
break;
case FbxGeometryElement::eByPolygonVertex:
perVertexNormals = j;
break;
case FbxGeometryElement::eByPolygon:
perPolygonNormals = j;
break;
default:
//not handled
break;
}
}
}
//per-point normals
if (perPointNormals >= 0)
{
FbxGeometryElementNormal* leNormals = fbxMesh->GetElementNormal(perPointNormals);
FbxLayerElement::EReferenceMode refMode = leNormals->GetReferenceMode();
const FbxLayerElementArrayTemplate<FbxVector4>& normals = leNormals->GetDirectArray();
assert(normals.GetCount() == vertCount);
if (normals.GetCount() != vertCount)
{
ccLog::Warning(QString("[FBX] Wrong number of normals on mesh '%1'!").arg(fbxMesh->GetName()));
perPointNormals = -1;
}
else if (!vertices->reserveTheNormsTable())
{
ccLog::Warning(QString("[FBX] Not enough memory to load mesh '%1' normals!").arg(fbxMesh->GetName()));
perPointNormals = -1;
}
else
{
//import normals
for (int i=0; i<vertCount; ++i)
{
int id = refMode != FbxGeometryElement::eDirect ? leNormals->GetIndexArray().GetAt(i) : i;
FbxVector4 N = normals.GetAt(id);
//convert to CC-structure
CCVector3 Npc( static_cast<PointCoordinateType>(N.Buffer()[0]),
static_cast<PointCoordinateType>(N.Buffer()[1]),
static_cast<PointCoordinateType>(N.Buffer()[2]) );
vertices->addNorm(Npc.u);
}
vertices->showNormals(true);
mesh->showNormals(true);
//no need to import the other normals (if any)
perVertexNormals = -1;
perPolygonNormals = -1;
}
}
//per-triangle normals
NormsIndexesTableType* normsTable = 0;
if (perVertexNormals >= 0 || perPolygonNormals >= 0)
{
normsTable = new NormsIndexesTableType();
if (!normsTable->reserve(polyVertCount) || !mesh->reservePerTriangleNormalIndexes())
{
ccLog::Warning(QString("[FBX] Not enough memory to load mesh '%1' normals!").arg(fbxMesh->GetName()));
normsTable->release();
normsTable = 0;
}
else
{
mesh->setTriNormsTable(normsTable);
mesh->addChild(normsTable);
vertices->showNormals(true);
mesh->showNormals(true);
}
}
//import textures UV
int perVertexUV = -1;
bool hasTexUV = false;
{
for (int l=0; l<fbxMesh->GetElementUVCount(); ++l)
{
FbxGeometryElementUV* leUV = fbxMesh->GetElementUV(l);
//per-point UV coordinates
if (leUV->GetMappingMode() == FbxGeometryElement::eByControlPoint)
{
TextureCoordsContainer* vertTexUVTable = new TextureCoordsContainer();
if (!vertTexUVTable->reserve(vertCount) || !mesh->reservePerTriangleTexCoordIndexes())
{
vertTexUVTable->release();
ccLog::Warning(QString("[FBX] Not enough memory to load mesh '%1' UV coordinates!").arg(fbxMesh->GetName()));
}
else
{
FbxLayerElement::EReferenceMode refMode = leUV->GetReferenceMode();
for (int i=0; i<vertCount; ++i)
{
int id = refMode != FbxGeometryElement::eDirect ? leUV->GetIndexArray().GetAt(i) : i;
FbxVector2 uv = leUV->GetDirectArray().GetAt(id);
//convert to CC-structure
float uvf[2] = {static_cast<float>(uv.Buffer()[0]),
static_cast<float>(uv.Buffer()[1])};
vertTexUVTable->addElement(uvf);
}
mesh->addChild(vertTexUVTable);
hasTexUV = true;
}
perVertexUV = -1;
break; //no need to look to the other UV fields (can't handle them!)
}
else if (leUV->GetMappingMode() == FbxGeometryElement::eByPolygonVertex)
{
//per-vertex UV coordinates
perVertexUV = l;
}
}
}
//per-vertex UV coordinates
TextureCoordsContainer* texUVTable = 0;
if (perVertexUV >= 0)
{
texUVTable = new TextureCoordsContainer();
if (!texUVTable->reserve(polyVertCount) || !mesh->reservePerTriangleTexCoordIndexes())
{
texUVTable->release();
ccLog::Warning(QString("[FBX] Not enough memory to load mesh '%1' UV coordinates!").arg(fbxMesh->GetName()));
}
else
{
mesh->addChild(texUVTable);
hasTexUV = true;
}
}
//import polygons
{
for (int i=0; i<polyCount; ++i)
{
int pSize = fbxMesh->GetPolygonSize(i);
if (pSize > 4)
{
//not handled for the moment
continue;
}
//we split quads into two triangles
//vertex indices
int i1 = fbxMesh->GetPolygonVertex(i, 0);
int i2 = fbxMesh->GetPolygonVertex(i, 1);
int i3 = fbxMesh->GetPolygonVertex(i, 2);
mesh->addTriangle(i1,i2,i3);
int i4 = -1;
if (pSize == 4)
{
i4 = fbxMesh->GetPolygonVertex(i, 3);
mesh->addTriangle(i1,i3,i4);
}
if (hasTexUV)
{
if (texUVTable)
{
assert(perVertexUV >= 0);
int uvIndex = static_cast<int>(texUVTable->currentSize());
for (int j=0; j<pSize; ++j)
{
int lTextureUVIndex = fbxMesh->GetTextureUVIndex(i, j);
FbxGeometryElementUV* leUV = fbxMesh->GetElementUV(perVertexUV);
FbxVector2 uv = leUV->GetDirectArray().GetAt(lTextureUVIndex);
//convert to CC-structure
float uvf[2] = {static_cast<float>(uv.Buffer()[0]),
static_cast<float>(uv.Buffer()[1])};
texUVTable->addElement(uvf);
}
mesh->addTriangleTexCoordIndexes(uvIndex,uvIndex+1,uvIndex+2);
if (pSize == 4)
mesh->addTriangleTexCoordIndexes(uvIndex,uvIndex+2,uvIndex+3);
}
else
{
mesh->addTriangleTexCoordIndexes(i1,i2,i3);
if (pSize == 4)
mesh->addTriangleTexCoordIndexes(i1,i3,i4);
}
}
//per-triangle normals
if (normsTable)
{
int nIndex = static_cast<int>(normsTable->currentSize());
for (int j=0; j<pSize; ++j)
{
FbxVector4 N;
fbxMesh->GetPolygonVertexNormal(i, j, N);
CCVector3 Npc( static_cast<PointCoordinateType>(N.Buffer()[0]),
static_cast<PointCoordinateType>(N.Buffer()[1]),
static_cast<PointCoordinateType>(N.Buffer()[2]) );
normsTable->addElement(ccNormalVectors::GetNormIndex(Npc.u));
}
mesh->addTriangleNormalIndexes(nIndex,nIndex+1,nIndex+2);
if (pSize == 4)
mesh->addTriangleNormalIndexes(nIndex,nIndex+2,nIndex+3);
}
}
if (mesh->size() == 0)
{
ccLog::Warning(QString("[FBX] No triangle found in mesh '%1'! (only triangles are supported for the moment)").arg(fbxMesh->GetName()));
delete mesh;
return 0;
}
}
//import vertices
{
const FbxVector4* fbxVertices = fbxMesh->GetControlPoints();
assert(vertices && fbxVertices);
CCVector3d Pshift(0,0,0);
for (int i=0; i<vertCount; ++i, ++fbxVertices)
{
const double* P = fbxVertices->Buffer();
assert(P[3] == 0);
//coordinate shift management
if (i == 0)
{
bool shiftAlreadyEnabled = (coordinatesShiftEnabled && *coordinatesShiftEnabled && coordinatesShift);
if (shiftAlreadyEnabled)
Pshift = *coordinatesShift;
bool applyAll = false;
if ( sizeof(PointCoordinateType) < 8
&& ccCoordinatesShiftManager::Handle(P,0,alwaysDisplayLoadDialog,shiftAlreadyEnabled,Pshift,0,applyAll))
{
vertices->setGlobalShift(Pshift);
ccLog::Warning("[FBX] Mesh has been recentered! Translation: (%.2f,%.2f,%.2f)",Pshift.x,Pshift.y,Pshift.z);
//we save coordinates shift information
if (applyAll && coordinatesShiftEnabled && coordinatesShift)
{
*coordinatesShiftEnabled = true;
*coordinatesShift = Pshift;
}
}
}
CCVector3 PV( static_cast<PointCoordinateType>(P[0] + Pshift.x),
static_cast<PointCoordinateType>(P[1] + Pshift.y),
static_cast<PointCoordinateType>(P[2] + Pshift.z) );
vertices->addPoint(PV);
}
}
//import textures
{
//TODO
}
return mesh;
}
HRESULT CStaticMesh::Load_StaticMesh(const char* szFilePath,const char* szFileName, FbxManager* _pFBXManager, FbxIOSettings* _pIOsettings, FbxScene* _pFBXScene, FbxImporter* _pImporter)
{
HRESULT hr = E_FAIL;
vector<UINT> vecIndeces;
string strFullPath;
strFullPath.clear();
strFullPath = szFilePath;
strFullPath += szFileName;//경로에 파일이름 추가
if (!(_pImporter->Initialize(strFullPath.c_str(), -1, _pFBXManager->GetIOSettings())))
FAILED_CHECK_MSG(E_FAIL, L"Static Mesh Init Failed");
if (!(_pImporter->Import(_pFBXScene)))
FAILED_CHECK_MSG(E_FAIL, L"Static Mesh Import Failed");
FbxGeometryConverter clsConverter(_pFBXManager);
clsConverter.Triangulate(_pFBXScene, false);
FbxNode* pRootNode = _pFBXScene->GetRootNode();
if (!pRootNode)
return E_FAIL;
vector<VTXTEX> vecVTXTEX;
for (int i = 0; i < pRootNode->GetChildCount(); ++i)
{
FbxNode* pChildNode = pRootNode->GetChild(i);
if (pChildNode->GetNodeAttribute() == NULL)
continue;
FbxNodeAttribute::EType AttributeType = pChildNode->GetNodeAttribute()->GetAttributeType();
if (AttributeType != FbxNodeAttribute::eMesh)
continue;
FbxMesh* pMesh = (FbxMesh*)pChildNode->GetNodeAttribute(); // 임폴트 하려는 메쉬의 데이터
D3DXVECTOR3 vPos;
D3DXVECTOR2 vOutUV;
D3DXVECTOR3 vOutNormal;
FbxVector4* mControlPoints = pMesh->GetControlPoints();
int iVTXCounter = 0;
for (int j = 0; j < pMesh->GetPolygonCount(); j++) // 폴리곤의 인덱스
{
int iNumVertices = pMesh->GetPolygonSize(j);
assert(iNumVertices == 3);
FbxGeometryElementUV* VtxUV = pMesh->GetElementUV(0);
FbxGeometryElementNormal* VtxNormal = pMesh->GetElementNormal(0);
for (int k = 0; k < iNumVertices; k++) // 폴리곤을 구성하는 버텍스의 인덱스
{
//정점 데이터 얻는곳
int iControlPointIndex = pMesh->GetPolygonVertex(j, k); // 컨트롤 포인트 = 하나의 버텍스
int iTextureUVIndex = pMesh->GetTextureUVIndex(j, k); // Control = Vertex
//int iNormalIndex = pMesh->GetPolygonVertexIndex(j, k);
++iVTXCounter;
vPos.x = (float)mControlPoints[iControlPointIndex].mData[0];
vPos.y = -(float)mControlPoints[iControlPointIndex].mData[1];
vPos.z = (float)mControlPoints[iControlPointIndex].mData[2];
//uv 얻기
switch (VtxUV->GetMappingMode()) // UV값 추출
{
case FbxGeometryElement::eByControlPoint: // 하나의 컨트롤 포인트가 하나의 노멀벡터를 가질때
switch (VtxUV->GetReferenceMode())
{
case FbxGeometryElement::eDirect:
{
vOutUV.x = static_cast<float>(VtxUV->GetDirectArray().GetAt(iControlPointIndex).mData[0]);
vOutUV.y = static_cast<float>(VtxUV->GetDirectArray().GetAt(iControlPointIndex).mData[1]);
}
break;
case FbxGeometryElement::eIndexToDirect:
{
int index = VtxUV->GetIndexArray().GetAt(iControlPointIndex);
vOutUV.x = static_cast<float>(VtxUV->GetDirectArray().GetAt(index).mData[0]);
vOutUV.y = static_cast<float>(VtxUV->GetDirectArray().GetAt(index).mData[1]);
}
break;
default:
throw std::exception("Invalid Reference");
}
break;
case FbxGeometryElement::eByPolygonVertex: // Sharp Edge 포인트가 존재할때 고로 우리가 실질적으로 쓰는곳
switch (VtxUV->GetReferenceMode())
{
case FbxGeometryElement::eDirect:
{
vOutUV.x = static_cast<float>(VtxUV->GetDirectArray().GetAt(iTextureUVIndex).mData[0]);
vOutUV.y = 1 - static_cast<float>(VtxUV->GetDirectArray().GetAt(iTextureUVIndex).mData[1]);
}
case FbxGeometryElement::eIndexToDirect:
{
vOutUV.x = static_cast<float>(VtxUV->GetDirectArray().GetAt(iTextureUVIndex).mData[0]);
vOutUV.y = 1 - static_cast<float>(VtxUV->GetDirectArray().GetAt(iTextureUVIndex).mData[1]);
}
break;
default:
throw std::exception("invalid Reference");
}
break;
default:
throw std::exception("Invalid Reference");
break;
}
//노멀얻기
switch (VtxNormal->GetMappingMode()) // 노멀값 추출
{
case FbxGeometryElement::eByControlPoint: // 하나의 컨트롤 포인트가 하나의 노멀벡터를 가질때
switch (VtxNormal->GetReferenceMode())
{
case FbxGeometryElement::eDirect:
{
vOutNormal.x = static_cast<float>(VtxNormal->GetDirectArray().GetAt(iControlPointIndex).mData[0]);
vOutNormal.y = static_cast<float>(VtxNormal->GetDirectArray().GetAt(iControlPointIndex).mData[1]);
vOutNormal.z = static_cast<float>(VtxNormal->GetDirectArray().GetAt(iControlPointIndex).mData[2]);
}
break;
case FbxGeometryElement::eIndexToDirect:
{
int index = VtxNormal->GetIndexArray().GetAt(iControlPointIndex);
vOutNormal.x = static_cast<float>(VtxNormal->GetDirectArray().GetAt(index).mData[0]);
vOutNormal.y = static_cast<float>(VtxNormal->GetDirectArray().GetAt(index).mData[1]);
vOutNormal.z = static_cast<float>(VtxNormal->GetDirectArray().GetAt(index).mData[2]);
}
break;
default:
throw std::exception("Invalid Reference");
}
break;
case FbxGeometryElement::eByPolygonVertex: // Sharp Edge 포인트가 존재할때 고로 우리가 실질적으로 쓰는곳
switch (VtxNormal->GetReferenceMode())
{
case FbxGeometryElement::eDirect:
{
int index = VtxNormal->GetIndexArray().GetAt(iVTXCounter);
vOutNormal.x = static_cast<float>(VtxNormal->GetDirectArray().GetAt(index).mData[0]);
vOutNormal.y = static_cast<float>(VtxNormal->GetDirectArray().GetAt(index).mData[1]);
vOutNormal.z = static_cast<float>(VtxNormal->GetDirectArray().GetAt(index).mData[2]);
}
case FbxGeometryElement::eIndexToDirect:
{
int index = VtxNormal->GetIndexArray().GetAt(iVTXCounter);
vOutNormal.x = static_cast<float>(VtxNormal->GetDirectArray().GetAt(index).mData[0]);
vOutNormal.y = static_cast<float>(VtxNormal->GetDirectArray().GetAt(index).mData[1]);
vOutNormal.z = static_cast<float>(VtxNormal->GetDirectArray().GetAt(index).mData[2]);
}
break;
default:
throw std::exception("invalid Reference");
}
break;
default:
throw std::exception("Invalid Reference");
break;
}
VTXTEX vtxtex;
vtxtex.vPos = vPos;
vtxtex.vNormal = vOutNormal;
vtxtex.vTexUV = vOutUV;
vecVTXTEX.push_back(vtxtex);
//int index = VtxUV->GetIndexArray().GetAt(iTextureUVIndex);
vecIndeces.push_back(VtxUV->GetIndexArray().GetAt(iTextureUVIndex));
}
}
}
unsigned int n = vecVTXTEX.size();
VTXTEX* pVTXTex = new VTXTEX[n];
for (unsigned int i = 0; i < vecVTXTEX.size(); ++i)
{
pVTXTex[i].vPos = vecVTXTEX[i].vPos;
pVTXTex[i].vNormal = vecVTXTEX[i].vNormal;
pVTXTex[i].vTexUV = vecVTXTEX[i].vTexUV;
}
m_iVertices = vecVTXTEX.size();
m_iVertexStrides = sizeof(VTXTEX);
m_iVertexOffsets = 0;
MakeVertexNormal((BYTE*)pVTXTex, NULL);
D3D11_BUFFER_DESC tBufferDesc;
ZeroMemory(&tBufferDesc, sizeof(D3D11_BUFFER_DESC));
tBufferDesc.Usage = D3D11_USAGE_DEFAULT;
tBufferDesc.ByteWidth = m_iVertexStrides * m_iVertices;
tBufferDesc.BindFlags = D3D11_BIND_VERTEX_BUFFER;
tBufferDesc.CPUAccessFlags = 0;
D3D11_SUBRESOURCE_DATA tData;
ZeroMemory(&tData, sizeof(D3D11_SUBRESOURCE_DATA));
tData.pSysMem = pVTXTex;
hr = CDevice::GetInstance()->m_pDevice->CreateBuffer(&tBufferDesc, &tData, &m_VertexBuffer);
::Safe_Delete(pVTXTex);
if (FAILED(hr))
return E_FAIL;
D3D11_BUFFER_DESC cbd;
cbd.Usage = D3D11_USAGE_DEFAULT;
cbd.ByteWidth = sizeof(ConstantBuffer);
cbd.BindFlags = D3D11_BIND_CONSTANT_BUFFER;
cbd.CPUAccessFlags = 0;
cbd.MiscFlags = 0;
cbd.StructureByteStride = 0;
hr = CDevice::GetInstance()->m_pDevice->CreateBuffer(&cbd, NULL, &m_ConstantBuffer);
if (FAILED(hr))
{
MessageBox(NULL, L"System Message", L"Constant Buffer Error", MB_OK);
return hr;
}
return S_OK;
}
void fbxLoader2::readUV(FbxMesh* mesh, int controlPointIndex, int uvLayer, D3DXVECTOR2* uv)
{
if (uvLayer >= 2 || mesh->GetElementUVCount() <= uvLayer)
{
return;
}
FbxGeometryElementUV* vertexUV = mesh->GetElementUV(uvLayer);
switch(vertexUV->GetMappingMode())
{
case FbxGeometryElement::eByControlPoint:
{
switch(vertexUV->GetReferenceMode())
{
case FbxGeometryElement::eDirect:
{
uv->x = (float)vertexUV->GetDirectArray().GetAt(controlPointIndex).mData[0];
uv->y = (float)vertexUV->GetDirectArray().GetAt(controlPointIndex).mData[1];
}
break;
case FbxGeometryElement::eIndexToDirect:
{
int id = vertexUV->GetIndexArray().GetAt(controlPointIndex);
uv->x = (float)vertexUV->GetDirectArray().GetAt(id).mData[0];
uv->y = (float)vertexUV->GetDirectArray().GetAt(id).mData[1];
}
break;
}
}
break;
case FbxGeometryElement::ePolygonGroup:
{
switch(vertexUV->GetReferenceMode())
{
case FbxGeometryElement::eDirect:
{
uv->x = (float)vertexUV->GetDirectArray().GetAt(controlPointIndex).mData[0];
uv->y = (float)vertexUV->GetDirectArray().GetAt(controlPointIndex).mData[1];
}
break;
case FbxGeometryElement::eIndexToDirect:
{
int id = vertexUV->GetIndexArray().GetAt(controlPointIndex);
uv->x = (float)vertexUV->GetDirectArray().GetAt(id).mData[0];
uv->y = (float)vertexUV->GetDirectArray().GetAt(id).mData[1];
}
break;
}
}
break;
default:
int id = vertexUV->GetIndexArray().GetAt(controlPointIndex);
uv->x = (float)vertexUV->GetDirectArray().GetAt(id).mData[0];
uv->y = (float)vertexUV->GetDirectArray().GetAt(id).mData[1];
//vertexUV->GetIndexArray().GetAt(controlPointIndex).mData[0];
}
}
// 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;
}
//===============================================================================================================================
bool FBXLoader::LoadVertexTexture(FbxMesh* mesh, int inCtrlPointIndex, int inTextureIndex, int inTextureLayer, XMFLOAT2& outTexture)
{
if (inTextureLayer >= 2 || mesh->GetElementUVCount() <= inTextureLayer)
{
throw std::exception("Invalid UV Layer Number");
}
int directIndex = -1;
FbxGeometryElementUV* vertexUV = mesh->GetElementUV(inTextureLayer);
switch (vertexUV->GetMappingMode())
{
case FbxGeometryElement::eByControlPoint:
{
switch (vertexUV->GetReferenceMode())
{
case FbxGeometryElement::eDirect:
{
directIndex = inCtrlPointIndex;
//outTexture.x = static_cast<float>(vertexUV->GetDirectArray().GetAt(inCtrlPointIndex).mData[0]);
//outTexture.y = static_cast<float>(vertexUV->GetDirectArray().GetAt(inCtrlPointIndex).mData[1]);
}
break;
case FbxGeometryElement::eIndexToDirect:
{
directIndex = vertexUV->GetIndexArray().GetAt(inCtrlPointIndex);
//int index = vertexUV->GetIndexArray().GetAt(inCtrlPointIndex);
//outTexture.x = static_cast<float>(vertexUV->GetDirectArray().GetAt(index).mData[0]);
//outTexture.y = static_cast<float>(vertexUV->GetDirectArray().GetAt(index).mData[1]);
}
break;
default: throw std::exception("Invalid Reference");
}
}
break;
case FbxGeometryElement::eByPolygonVertex:
{
switch (vertexUV->GetReferenceMode())
{
case FbxGeometryElement::eDirect:
case FbxGeometryElement::eIndexToDirect:
{
directIndex = inTextureIndex;
//outTexture.x = static_cast<float>(vertexUV->GetDirectArray().GetAt(inTextureIndex).mData[0]);
//outTexture.y = static_cast<float>(vertexUV->GetDirectArray().GetAt(inTextureIndex).mData[1]);
}
break;
default: throw std::exception("Invalid Reference");
}
}
break;
}
if (directIndex != -1)
{
FbxVector2 uv = vertexUV->GetDirectArray().GetAt(directIndex);
outTexture = XMFLOAT2((float)uv.mData[0], (float)uv.mData[1]);
return true;
}
return false;
}
FbxMesh* GenerateLOD::CreateNewMesh(FbxVector4 *pControlPoints, FbxMesh *pMesh, FbxScene *pScene)
{
// ********************************************************************************* //
// Following is Create new Mesh
FbxMesh *newMesh = FbxMesh::Create(pScene, "newMesh");
newMesh->InitControlPoints((*ControlP).size());
int count = 0;
std::unordered_map<int, int> RemainPoints;
for (std::unordered_map<int, Point>::iterator it = (*ControlP).begin(); it != (*ControlP).end(); ++it) {
newMesh->SetControlPointAt(pControlPoints[it->first], count);
RemainPoints[it->first] = count;
++count;
}
FbxGeometryElementUV *newElementUV = newMesh->CreateElementUV("DiffuseUV");
if (!newElementUV) {
MessageBox(NULL, "CreateElementUV Error!", "�ב�¾", 0);
//exit(0);
}
newElementUV->SetMappingMode(FbxLayerElement::eByPolygonVertex);
newElementUV->SetReferenceMode(FbxLayerElement::eIndexToDirect);
//# copy oldElementUV.DirectArray() into newElementUV.DirectArray()
FbxGeometryElementUV *oldElementUV = pMesh->GetElementUV(0);
int length = oldElementUV->GetDirectArray().GetCount();
for (int i = 0; i < length; ++i)
newElementUV->GetDirectArray().Add(oldElementUV->GetDirectArray()[i]);
//# Now we have set the UVs as eIndexToDirect reference and
//# in eByPolygonVertex mapping mode, we must Set the size of the index array.
int PolygonCount = (*Triangles).size();
newElementUV->GetIndexArray().SetCount(3 * PolygonCount);
//# Add new triangles to pMesh
int newPolygonIndex = 0;
for (std::unordered_map<int, Face>::iterator it = (*Triangles).begin(); it != (*Triangles).end(); ++it) {
newMesh->BeginPolygon(-1, -1, -1, false);
newMesh->AddPolygon(RemainPoints[it->second.points[0]], it->second.uvs[0]);
newElementUV->GetIndexArray().SetAt(newPolygonIndex * 3 + 0, it->second.uvs[0]);
newMesh->AddPolygon(RemainPoints[it->second.points[1]], it->second.uvs[1]);
newElementUV->GetIndexArray().SetAt(newPolygonIndex * 3 + 1, it->second.uvs[1]);
newMesh->AddPolygon(RemainPoints[it->second.points[2]], it->second.uvs[2]);
newElementUV->GetIndexArray().SetAt(newPolygonIndex * 3 + 2, it->second.uvs[2]);
newMesh->EndPolygon();
newPolygonIndex += 1;
}
//# Automatically generate edge data for the mesh.
newMesh->BuildMeshEdgeArray();
return newMesh;
}
void ExportFbxMesh(const Value& obj)
{
string name = obj["Name"].GetString();
FbxNode* pNode = FbxNode::Create(pManager, name.c_str());
FbxMesh* pMesh = FbxMesh::Create(pManager, name.c_str());
pNode->AddNodeAttribute(pMesh);
pScene->GetRootNode()->AddChild(pNode);
int numVertex = obj["NumVertex"].GetInt();
{
pMesh->InitControlPoints(numVertex);
FbxVector4* lControlPoints = pMesh->GetControlPoints();
const Value& pos = obj["Position"];
for (int i = 0; i < numVertex; i++)
{
double x = pos[i * 3 + 0].GetDouble();
x = -x;
double y = pos[i * 3 + 1].GetDouble();
double z = pos[i * 3 + 2].GetDouble();
lControlPoints[i] = FbxVector4(x, y, z);
}
}
{
FbxGeometryElementNormal* lGeometryElementNormal = pMesh->CreateElementNormal();
lGeometryElementNormal->SetMappingMode(FbxGeometryElement::eByControlPoint);
lGeometryElementNormal->SetReferenceMode(FbxGeometryElement::eDirect);
FbxLayerElementArrayTemplate<FbxVector4>& array = lGeometryElementNormal->GetDirectArray();
const Value& normal = obj["Normal"];
for (int i = 0; i < numVertex; i++)
{
double x = normal[i * 3 + 0].GetDouble();
x = -x;
double y = normal[i * 3 + 1].GetDouble();
double z = normal[i * 3 + 2].GetDouble();
array.Add(FbxVector4(x, y, z));
}
}
{
FbxGeometryElementUV* lUVDiffuseElement = pMesh->CreateElementUV("DiffuseUV");
FBX_ASSERT(lUVDiffuseElement != NULL);
lUVDiffuseElement->SetMappingMode(FbxGeometryElement::eByControlPoint);
lUVDiffuseElement->SetReferenceMode(FbxGeometryElement::eDirect);
FbxLayerElementArrayTemplate<FbxVector2>& array = lUVDiffuseElement->GetDirectArray();
const Value& v = obj["UV0"];
for (int i = 0; i < numVertex; i++)
{
double x = v[i * 2 + 0].GetDouble();
double y = v[i * 2 + 1].GetDouble();
array.Add(FbxVector2(x, y));
}
}
{
const Value& color = obj["Color"];
if (!color.IsNull())
{
FbxGeometryElementVertexColor* pColorElement = pMesh->CreateElementVertexColor();
FBX_ASSERT(pColorElement != NULL);
pColorElement->SetMappingMode(FbxGeometryElement::eByControlPoint);
pColorElement->SetReferenceMode(FbxGeometryElement::eDirect);
FbxLayerElementArrayTemplate<FbxColor>& array = pColorElement->GetDirectArray();
for (int i = 0; i < numVertex; i++)
{
double r = color[i * 4 + 0].GetDouble();
double g = color[i * 4 + 1].GetDouble();
double b = color[i * 4 + 2].GetDouble();
double a = color[i * 4 + 3].GetDouble();
array.Add(FbxColor(r, g, b, a));
}
}
}
{
const Value& Indeices = obj["Indeices"];
for (uint32_t subMesh = 0; subMesh < Indeices.Size(); subMesh++)
{
const Value& index0 = Indeices[subMesh];
int numIndex = index0.Size();
printf("index %d\n", numIndex);
for (int i = 0; i < numIndex / 3; i++)
{
pMesh->BeginPolygon(-1, -1, subMesh);
int index[3] = {
index0[i * 3 + 0].GetInt(),
index0[i * 3 + 1].GetInt(),
index0[i * 3 + 2].GetInt(),
};
pMesh->AddPolygon(index[0]);
pMesh->AddPolygon(index[2]);
pMesh->AddPolygon(index[1]);
pMesh->EndPolygon();
}
}
}
//////////////////////////////////////////////////////////////////////////
// export skin
const Value& boneIndex = obj["BoneIndex"];
if (!boneIndex.IsNull())
{
if (fbxBones.empty())
{
printf("no bones, can not export skin");
return;
}
const Value& boneWeight = obj["BoneWeight"];
vector<FbxCluster*> clusters(fbxBones.size(), NULL);
for (uint32_t i = 0; i < fbxBones.size(); i++) {
FbxCluster* pCluster = FbxCluster::Create(pScene, "");
pCluster->SetLink(fbxBones[i]);
pCluster->SetLinkMode(FbxCluster::eTotalOne);
clusters[i] = pCluster;
}
for (int i = 0; i < numVertex; i++) {
for (int j = 0; j < 4; j++) {
int bone = boneIndex[i * 4 + j].GetInt();
double weight = boneWeight[i * 4 + j].GetDouble();
clusters[bone]->AddControlPointIndex(i, weight);
}
}
FbxSkin* lSkin = FbxSkin::Create(pScene, "");
FbxScene* p = pNode->GetScene();
FbxAMatrix modelMatrix = pNode->EvaluateGlobalTransform();
for (uint32_t i = 0; i < clusters.size(); i++) {
clusters[i]->SetTransformMatrix(modelMatrix);
FbxAMatrix boneMatrix = fbxBones[i]->EvaluateGlobalTransform();
clusters[i]->SetTransformLinkMatrix(boneMatrix);
lSkin->AddCluster(clusters[i]);
}
pMesh->AddDeformer(lSkin);
}
}
//--------------------------------------------------------------------------
void SaveMesh(FbxNode* pNode, const VeDirectoryPtr& spDest) noexcept
{
Mesh kMesh;
FbxMesh* pMesh = (FbxMesh*)pNode->GetNodeAttribute();
kMesh.m_kName = pNode->GetName();
kMesh.m_stFaces = pMesh->GetPolygonCount();
kMesh.m_stVerts = kMesh.m_stFaces * 3;
kMesh.m_kIndices.resize(kMesh.m_stVerts);
kMesh.m_kPosition.resize(kMesh.m_stVerts);
kMesh.m_kNormals.resize(pMesh->GetElementNormalCount());
for (auto& v : kMesh.m_kNormals)
{
v.resize(kMesh.m_stVerts);
}
kMesh.m_kTexcoords.resize(pMesh->GetElementUVCount());
for (auto& v : kMesh.m_kTexcoords)
{
v.resize(kMesh.m_stVerts);
}
kMesh.m_kColors.resize(pMesh->GetElementVertexColorCount());
for (auto& v : kMesh.m_kColors)
{
v.resize(kMesh.m_stVerts);
}
int element_mat = -1;
for (int i(0); i < pMesh->GetElementMaterialCount(); ++i)
{
FbxGeometryElementMaterial* lMaterialElement = pMesh->GetElementMaterial(i);
if (lMaterialElement->GetMappingMode() == FbxGeometryElement::eByPolygon)
{
element_mat = i;
break;
}
}
if (element_mat >= 0)
{
kMesh.m_kAttributes.resize(kMesh.m_stFaces);
}
FbxVector4* lControlPoints = pMesh->GetControlPoints();
for (int i(0); i < (int)(kMesh.m_stFaces); ++i)
{
int lPolygonSize = pMesh->GetPolygonSize(i);
VE_ASSERT_ALWAYS(lPolygonSize == 3);
for (int j(0); j < lPolygonSize; ++j)
{
uint32_t u32Index = i * 3 + j;
kMesh.m_kIndices[u32Index] = u32Index;
int lControlPointIndex = pMesh->GetPolygonVertex(i, j);
auto& pos = kMesh.m_kPosition[u32Index];
pos.x = (float)lControlPoints[lControlPointIndex][0];
pos.y = (float)lControlPoints[lControlPointIndex][1];
pos.z = (float)lControlPoints[lControlPointIndex][2];
for (int k(0); k < (int)(kMesh.m_kColors.size()); ++k)
{
FbxColor c;
FbxGeometryElementVertexColor* leVtxc = pMesh->GetElementVertexColor(k);
switch (leVtxc->GetMappingMode())
{
default:
break;
case FbxGeometryElement::eByControlPoint:
switch (leVtxc->GetReferenceMode())
{
case FbxGeometryElement::eDirect:
c = leVtxc->GetDirectArray().GetAt(lControlPointIndex);
break;
case FbxGeometryElement::eIndexToDirect:
{
int id = leVtxc->GetIndexArray().GetAt(lControlPointIndex);
c = leVtxc->GetDirectArray().GetAt(id);
}
break;
default:
break; // other reference modes not shown here!
}
break;
case FbxGeometryElement::eByPolygonVertex:
{
switch (leVtxc->GetReferenceMode())
{
case FbxGeometryElement::eDirect:
c = leVtxc->GetDirectArray().GetAt(u32Index);
break;
case FbxGeometryElement::eIndexToDirect:
{
int id = leVtxc->GetIndexArray().GetAt(u32Index);
c = leVtxc->GetDirectArray().GetAt(id);
}
break;
default:
break; // other reference modes not shown here!
}
}
break;
case FbxGeometryElement::eByPolygon: // doesn't make much sense for UVs
case FbxGeometryElement::eAllSame: // doesn't make much sense for UVs
case FbxGeometryElement::eNone: // doesn't make much sense for UVs
break;
}
auto& color = kMesh.m_kColors[k][u32Index];
color.x = (float)c[0];
color.y = (float)c[1];
color.z = (float)c[2];
color.w = (float)c[3];
}
for (int k(0); k < (int)(kMesh.m_kTexcoords.size()); ++k)
{
FbxVector2 uv;
FbxGeometryElementUV* leUV = pMesh->GetElementUV(k);
switch (leUV->GetMappingMode())
{
default:
break;
case FbxGeometryElement::eByControlPoint:
switch (leUV->GetReferenceMode())
{
case FbxGeometryElement::eDirect:
uv = leUV->GetDirectArray().GetAt(lControlPointIndex);
break;
case FbxGeometryElement::eIndexToDirect:
{
int id = leUV->GetIndexArray().GetAt(lControlPointIndex);
uv = leUV->GetDirectArray().GetAt(id);
}
break;
default:
break; // other reference modes not shown here!
}
break;
case FbxGeometryElement::eByPolygonVertex:
{
int lTextureUVIndex = pMesh->GetTextureUVIndex(i, j);
switch (leUV->GetReferenceMode())
{
case FbxGeometryElement::eDirect:
case FbxGeometryElement::eIndexToDirect:
{
uv = leUV->GetDirectArray().GetAt(lTextureUVIndex);
}
break;
default:
break; // other reference modes not shown here!
}
}
break;
case FbxGeometryElement::eByPolygon: // doesn't make much sense for UVs
case FbxGeometryElement::eAllSame: // doesn't make much sense for UVs
case FbxGeometryElement::eNone: // doesn't make much sense for UVs
break;
}
auto& texcoord = kMesh.m_kTexcoords[k][u32Index];
texcoord.x = (float)uv[0];
texcoord.y = (float)uv[1];
}
for (int k(0); k < (int)(kMesh.m_kNormals.size()); ++k)
{
FbxVector4 n;
FbxGeometryElementNormal* leNormal = pMesh->GetElementNormal(k);
if (leNormal->GetMappingMode() == FbxGeometryElement::eByPolygonVertex)
{
switch (leNormal->GetReferenceMode())
{
case FbxGeometryElement::eDirect:
n = leNormal->GetDirectArray().GetAt(u32Index);
break;
case FbxGeometryElement::eIndexToDirect:
{
int id = leNormal->GetIndexArray().GetAt(u32Index);
n = leNormal->GetDirectArray().GetAt(id);
}
break;
default:
break; // other reference modes not shown here!
}
}
auto& normal = kMesh.m_kNormals[k][u32Index];
normal.x = (float)n[0];
normal.y = (float)n[1];
normal.z = (float)n[2];
}
if (element_mat >= 0)
{
FbxGeometryElementMaterial* lMaterialElement = pMesh->GetElementMaterial(element_mat);
FbxSurfaceMaterial* lMaterial = NULL;
int lMatId = -1;
lMaterial = pMesh->GetNode()->GetMaterial(lMaterialElement->GetIndexArray().GetAt(i));
lMatId = lMaterialElement->GetIndexArray().GetAt(i);
kMesh.m_kAttributes[i] = lMatId;
}
}
}
kMesh.Process();
kMesh.Save(spDest);
}
