Scene3DMesh* SGMExporter::ConvertMesh(IGameNode* meshNode)
{
std::string meshNodeName = StringUtils::ToNarrow(meshNode->GetName());
Log::LogT("exporting node '%s'", meshNodeName.c_str());
IGameMesh *gMesh = (IGameMesh*)meshNode ->GetIGameObject();
assert(gMesh);
if (!gMesh ->InitializeData())
{
Log::LogT("error: couldnt initialize data, skipping node");
return NULL;
}
if (!gMesh->IsObjectSkinned())
{
Log::LogT("Mesh '%s' is not skinned", meshNodeName.c_str());
meshNode->ReleaseIGameObject();
return NULL;
}
else
Log::LogT("Mesh '%s' is skinned", meshNodeName.c_str());
Scene3DMesh *mesh = new Scene3DMesh();
mesh->id = meshNode->GetNodeID();
mesh->name = StringUtils::ToNarrow(meshNode->GetName());
CollectProperties(mesh, gMesh);
IGameMaterial *mat = meshNode ->GetNodeMaterial();
if (mat != NULL)
mesh->materialName = StringUtils::ToNarrow(mat->GetMaterialName());
IGameSkin* skin = gMesh->GetIGameSkin();
for (int i = 0; i < skin->GetTotalSkinBoneCount(); i++)
mesh->bonesIds.push_back(skin->GetIGameBone(i)->GetNodeID());
for (int i = 0; i < gMesh ->GetNumberOfFaces(); i++)
ExtractVertices(skin, gMesh ->GetFace(i), gMesh, mesh->vertices);
Log::LogT("Min bones = %d, max bones = %d", dbgMinBonesCount, dbgMaxBonesCount);
meshNode ->ReleaseIGameObject();
return mesh;
}
//----------------------------------------------------------------------------------
bool Helper_ProcessFace(IGameMesh * gM,
unsigned int Index,
const AffineParts & PRS,
const Matrix3 & world_to_obj,
MatFaceMapType & matface_map,
TriMapType & tri_map,
unsigned int & MaxFaceIdx)
{
FaceEx *pFace = gM->GetFace(Index);
IGameMaterial *pIGMat = gM->GetMaterialFromFace(Index);
bool HasTexVerts = gM->GetNumberOfTexVerts() ? true : false;
bool HasCVerts = gM->GetNumberOfColorVerts() ? true : false;
unsigned int smg_id = pFace->smGrp; // smooth group
unsigned int mat_id = ExporterMAX::GetExporter()->FindMaterialIdx(pIGMat);
IGameSkin *skin = NULL;
const int numMod = gM->GetNumModifiers();
if (numMod > 0)
{
for (int i = 0; i < numMod; i++) // check for skin modifier
{
IGameModifier *pM = gM->GetIGameModifier(i);
if (pM->IsSkin()) {
skin = (IGameSkin*)pM; // skin modifier
}
}
}
mesh_opt * m_opt = NULL;
// lets sort by material and find the corresponding mesh_opt
MatFaceMapIt it_matfacemap = matface_map.find(mat_id);
if (it_matfacemap == matface_map.end()) // no corresponding mesh, allocate new face holder
{
m_opt = new mesh_opt();
matface_map.insert(MatFaceMapPair(mat_id, m_opt));
}
else
{
m_opt = (*it_matfacemap).second;
}
for (int j = 0; j < 3; ++j) // build the face
{
vert_opt face;
unsigned int idx;
unsigned int ori_face_idx = pFace->vert[j]; // get index into the vertex array
unsigned int face_idx = ori_face_idx;
bool create_face = false;
// build the face as expected
face.smg_id = smg_id; // smooth group
if (HasTexVerts)
{
idx = pFace->texCoord[j]; // get index into the standard mapping channel
if (idx != BAD_IDX)
{
face.t.x = gM->GetTexVertex(idx).x;
face.t.y = gM->GetTexVertex(idx).y;
}
}
if (HasCVerts)
{
idx = pFace->color[j];
face.c.x = gM->GetColorVertex(idx).x; // get vertex color
face.c.y = gM->GetColorVertex(idx).y;
face.c.z = gM->GetColorVertex(idx).z;
face.c.w = 1.f;
} else {
face.c = Vector4f(1.f, 1.f, 1.f, 1.f);
}
Tab<int> mapNums = gM->GetActiveMapChannelNum();
face.num_tmaps = mapNums.Count();
if (face.num_tmaps)
{
face.tmaps = new Vector[face.num_tmaps];
for (size_t k = 0; k < face.num_tmaps; ++k)
{
unsigned long mapfaceidx[3];
gM->GetMapFaceIndex(mapNums[k], Index, &mapfaceidx[0]);
idx = mapfaceidx[j];
face.tmaps[k].x = gM->GetMapVertex(mapNums[k], idx).x;
face.tmaps[k].y = gM->GetMapVertex(mapNums[k], idx).y;
face.tmaps[k].z = gM->GetMapVertex(mapNums[k], idx).z;
}
}
// try to find in origin array
FaceMapIt it_face_map = m_opt->face_map.find(face_idx); // get face map iter
if (it_face_map == m_opt->face_map.end()) // if not find such create anyway
{
create_face = true;
}
else
{
if (is_matching((*it_face_map).second, face) == false) // check find vertex not matching
{
bool found = false;
// process vertex multi map
std::pair<FaceMMapIt,FaceMMapIt> pair_mmap = m_opt->face_mmap.equal_range(ori_face_idx);
FaceMMapIt it_face_mmap = pair_mmap.first;
while (it_face_mmap != pair_mmap.second && found == false)
{
idxvert_opt & idxface = (*it_face_mmap).second;
if (is_matching(idxface.face, face))
{
face_idx = idxface.new_idx;
found = true;
}
++it_face_mmap;
}
if (found == false)
{
create_face = true;
++MaxFaceIdx; // increment max index and
face_idx = MaxFaceIdx; // set index is out of bounds of origin 3DMax's index range
}
}
}
if (create_face)
{
if (skin)
{
std::vector<w_offset> w_offsets;
for (int k = 0; k < skin->GetNumberOfBones(ori_face_idx); ++k)
{
/* if (skin->GetWeight(ori_face_idx, k) > m_eps)
{
w_offset w;
w.weight = skin->GetWeight(ori_face_idx, k);
_BoneObject * Bone = ExporterMAX::GetExporter()->Skeleton.AddMaxBone(skin->GetIGameBone(ori_face_idx, k), skin->GetIGameBone(ori_face_idx, k)->GetNodeID());
assert(Bone != NULL);
w.bone_id = Bone->GetID();
w_offsets.push_back(w);
}*/
}
// std::sort(w_offsets.begin(), w_offsets.end(), heavier);
int ILeft = 0;
for (size_t l = 0; l < w_offsets.size() && l < 4; ++l, ++ILeft)
{
w_offset & w = w_offsets[l];
face.weights[l] = w.weight;
face.bones[l] = w.bone_id;
}
for (; ILeft < 4; ++ILeft)
{
face.weights[ILeft] = 0.f;
face.bones[ILeft] = BAD_IDX;
}
// check for valid weights...
float w_sum = 0.f;
for (int l = 0; l < 4; ++l) {
w_sum += face.weights[l];
}
if ((w_sum < m_one - m_eps) || (w_sum > m_one + m_eps))
{
for (int l = 0; l < 4; ++l) // renormalizing...
face.weights[l] /= w_sum;
}
}
Point3 v_world = gM->GetVertex(ori_face_idx);
Point3 v_obj = v_world; // * world_to_obj;
face.v.x = v_obj.x; // * PRS.k.x * PRS.f;
face.v.y = v_obj.z; // * PRS.k.z * PRS.f;
face.v.z = v_obj.y; // * PRS.k.y * PRS.f;
// add the vertex and store its new idx
face.face_idx = m_opt->count;
m_opt->face_map.insert(FaceMapPair(face_idx, face));
if (ori_face_idx != face_idx) // store the newly created and duplicated independently
{
idxvert_opt idxface(face_idx, face);// store new face
m_opt->face_mmap.insert(FaceMMapPair(ori_face_idx, idxface)); // but store key as a original
}
m_opt->count++;
}
// add the face indices...
TriMapIt it = tri_map.find(mat_id);
if (it != tri_map.end())
{
(*it).second->push_back(face_idx);
}
else
{
IdxType * idx_type = new IdxType;
idx_type->push_back(face_idx);
tri_map.insert(TriMapPair(mat_id, idx_type));
}
}
return true;
}
int MaxExporter::DoExport(const TCHAR *name,ExpInterface *ei,Interface *i, BOOL suppressPrompts, DWORD options)
{
/*if(!suppressPrompts)
DialogBoxParam(hInstance,
MAKEINTRESOURCE(IDD_PANEL),
GetActiveWindow(),
MaxExporterOptionsDlgProc, (LPARAM)this);*/
#pragma message(TODO("return TRUE If the file is exported properly"))
Node::s_nextID = 1;
ofstream myFile;
myFile.open("DebugExporter.txt");
wstring wFileName( name );
string fileName( wFileName.begin(), wFileName.end() );
//f= fopen( fileName.c_str(),"wb");
BinaryFile = loadSave( fileName.c_str() );
//BinaryFile.saveInt( 5 );
//BinaryFile.close();
myFile << "Start Export\n";
IGameScene* gameScene = GetIGameInterface();
gameScene->InitialiseIGame();
int nodeCount = gameScene->GetTopLevelNodeCount();
myFile << "Number of top level nodes: " << nodeCount << "\n";
//get all of the materials
for( int nodeNumber = 0; nodeNumber < nodeCount; ++nodeNumber)
{
IGameNode* gameNode = gameScene->GetTopLevelNode( nodeNumber );
Node* myNode = new Node( gameNode );
m_NodeList.push_back( myNode );
findFaces( myNode, myFile );
}
myFile << "Number of materials\n";
myFile << m_materialSet.size() << "\n";
int totalBatches = 0;
//myFile<< "Number of triangleBatchMaps: " << m_triangleBatchesPerNode.size() << "\n";
for( auto nodeIter = m_NodeList.begin(); nodeIter != m_NodeList.end(); ++nodeIter )
{
std::map< IGameMaterial*, TriangleBatch* > triangleBatches = (*nodeIter)->m_triangleBatchesPerMaterial;
myFile << "Invidiual triangleBatch size: " << triangleBatches.size() << "\n";
for( auto materialIter = m_materialSet.begin(); materialIter != m_materialSet.end(); ++materialIter )
{
auto found = triangleBatches.find( * materialIter );
if( found != triangleBatches.end() )
{
++totalBatches;
}
}
}
BinaryFile.saveInt( m_NodeList.size() );
myFile << "Number of Nodes: " << m_NodeList.size() << "\n";
for( auto nodeIter = m_NodeList.begin(); nodeIter != m_NodeList.end(); ++nodeIter )
{
std::map< IGameMaterial*, TriangleBatch* > triangleBatches = (*nodeIter)->m_triangleBatchesPerMaterial;
std::map<IGameMaterial*, std::vector< NodeFace > > facesPerMaterial = (*nodeIter)->m_facesPerMaterial;
IGameNode* currentNode = (*nodeIter)->m_gameNode;
IGameNode* parentNode;
GMatrix parentWTM;
GMatrix toParentMatrix;
GMatrix worldTM;
GMatrix localTM;
int time = gameScene->GetSceneStartTime();
for( ; time < gameScene->GetSceneEndTime(); time += 4800/30 )
{
if( (*nodeIter)->m_parentID != 0 )
{
myFile << "Trying to find parent... \n";
parentNode = (*nodeIter)->m_parent->m_gameNode;
if( parentNode != nullptr )
{
myFile << "Parent found \n";
parentWTM = parentNode->GetWorldTM( time );
toParentMatrix = parentWTM.Inverse();
worldTM = currentNode->GetWorldTM( time ) * toParentMatrix;
}
}
else
{
worldTM = currentNode->GetWorldTM( time );
}
(*nodeIter)->m_toParentMatrix.push_back( Matrix4x4( worldTM[0], worldTM[1], worldTM[2], worldTM[3] ) );
}
localTM = currentNode->GetWorldTM().Inverse();
(*nodeIter)->m_worldToLocal = Matrix4x4( localTM[0], localTM[1], localTM[2], localTM[3] );
//Save the node
BinaryFile.saveNode( *nodeIter, myFile );
BinaryFile.saveInt( (*nodeIter)->m_triangleBatchesPerMaterial.size() );
for( auto materialIter = m_materialSet.begin(); materialIter != m_materialSet.end(); ++materialIter )
{
//Set the current material's VBO and IBO
//
IGameMaterial* currentMaterial = *materialIter;
TriangleBatch* currentBatch = triangleBatches[ currentMaterial ];
GMatrix localTMNoTrans = localTM;
localTMNoTrans.SetRow( 3, Point4( 0,0,0,1) );
if( currentBatch != nullptr )
{
MaxMaterial* currentMaxMaterial = currentBatch->m_material;
VBO* currentVBO = currentBatch->m_vbo;
IBO* currentIBO = currentBatch->m_ibo;
vector< NodeFace >& faceVector = facesPerMaterial.find( currentMaterial )->second;
//Get texture materials and export them
//
if( currentMaterial != nullptr )
{
int numOfTexMaps = currentMaterial->GetNumberOfTextureMaps();
myFile << "Number of texture maps: " << numOfTexMaps << "\n";
for( int i = 0; i < numOfTexMaps; ++i )
{
IGameTextureMap* gameTextureMap = currentMaterial->GetIGameTextureMap( i );
if( gameTextureMap != nullptr && gameTextureMap->IsEntitySupported() )
{
int stdMapSlot = gameTextureMap->GetStdMapSlot();
if( stdMapSlot == ID_DI )
{
wstring wBitmapFileName;
wBitmapFileName = gameTextureMap->GetBitmapFileName();
if( wBitmapFileName.size() > 0 )
{
BitmapInfo bi( gameTextureMap->GetBitmapFileName() );
BMMGetFullFilename( &bi );
wBitmapFileName = bi.Name();
std::string fullBitmapFileName( wBitmapFileName.begin(), wBitmapFileName.end() );
if( fullBitmapFileName.size() > 0 )
{
int lastSlash = fullBitmapFileName.find_last_of('\\') + 1;
if( lastSlash != string::npos )
{
const std::string bitmapFileName = fullBitmapFileName.substr( lastSlash );
wstring nameAsWString( name );
std::string nameAsString( nameAsWString.begin(), nameAsWString.end() );
const std::string extension = nameAsString.substr( 0, nameAsString.find_last_of('\\') + 1 );
std::string newFileName = extension;
newFileName.append( bitmapFileName );
wstring wNewFileName(newFileName.begin(), newFileName.end());
if( CopyFile( wBitmapFileName.c_str(), wNewFileName.c_str(), false ) )
{
if( stdMapSlot == ID_DI )
{
currentMaxMaterial->m_diffuseTexture = bitmapFileName;
currentMaxMaterial->bHasDiffuseTexture = true;
}
//BinaryFile.saveString( bitmapFileName );
}
else
{
myFile << GetLastError() << "\n";
myFile << "copying the file FAILED.\n";
}
}
}
}
}
}
}
}
myFile<< "Number of faces for this material: " << faceVector.size() << "\n";
for( int face = 0; face < faceVector.size(); ++face )
{
FaceEx* meshFace = faceVector[face].m_face;
IGameMesh* gameMesh = faceVector[face].m_mesh;
IGameSkin* gameSkin = gameMesh->GetIGameSkin();
int position, normal, color, texCoordinate, maxPosition;
for( int i = 0; i < 3; ++i)
{
maxPosition = (int)meshFace->vert[i];
Point3 tempPos = gameMesh->GetVertex( maxPosition );
tempPos = tempPos * localTM;
Vector3D positionVec3( tempPos.x, tempPos.y, tempPos.z );
position = currentVBO->insertPosition(positionVec3);
normal = (int)meshFace->norm[i];
Point3 tempNormal = gameMesh->GetNormal( normal );
tempNormal = tempNormal * localTMNoTrans;
tempNormal = tempNormal.Normalize();
Vector3D normalVec3( tempNormal.x, tempNormal.y, tempNormal.z );
normal = currentVBO->insertNormal(normalVec3);
//IBO
texCoordinate = (int)meshFace->texCoord[i];
Point2 tempTexCoord = gameMesh->GetTexVertex( texCoordinate );
Vector2 texCoordVec2( tempTexCoord.x, tempTexCoord.y );
texCoordinate = currentVBO->insertTexCoord(texCoordVec2);
VertexIndex VI( position, normal, texCoordinate );
if( gameSkin != nullptr )
{
int numberOfBones = gameSkin->GetNumberOfBones( maxPosition );
for( int boneIndex = 0; boneIndex < numberOfBones; ++boneIndex )
{
float boneWeight = gameSkin->GetWeight( maxPosition, boneIndex );
IGameNode* bone = gameSkin->GetIGameBone( maxPosition, boneIndex );
myFile << "Bone node ID: " << bone->GetNodeID() << "\n";
int nodeIDForBone = m_boneIDToNodeID[ bone->GetNodeID() ];
myFile << "Node ID: " << nodeIDForBone << "\n";
VI.addBoneWeight( nodeIDForBone, boneWeight );
/*for( auto boneIter = m_NodeList.begin(); boneIter != m_NodeList.end(); ++boneIter )
{
if( (*boneIter)->m_gameNode == bone )
{
myFile << "Found the bone!\n";
}
}*/
}
VI.topBoneWeights();
}
int vertIndex = currentVBO->insertVertex( VI );
currentIBO->addIndex( vertIndex );
}
}
BinaryFile.saveTriangleMesh( currentBatch, myFile );
}
}
}
myFile.close();
for( int nodeNumber = 0; nodeNumber < nodeCount; ++nodeNumber)
{
IGameNode* gameNode = gameScene->GetTopLevelNode( nodeNumber );
if( gameNode != nullptr )
{
tearDown( gameNode );
}
}
BinaryFile.close();
return TRUE;
//return FALSE;
}