void ccHObject::transferChildren(ccHObject& newParent, bool forceFatherDependent/*=false*/)
{
for (Container::iterator it = m_children.begin(); it != m_children.end(); ++it)
{
//remove link from old parent
bool fatherDependent = (*it)->getFlagState(CC_FATHER_DEPENDANT) || forceFatherDependent;
if (fatherDependent)
(*it)->setFlagState(CC_FATHER_DEPENDANT,false);
newParent.addChild(*it,fatherDependent);
}
m_children.clear();
}
CC_FILE_ERROR DxfFilter::loadFile(const char* filename, ccHObject& container, bool alwaysDisplayLoadDialog/*=true*/, bool* coordinatesShiftEnabled/*=0*/, double* coordinatesShift/*=0*/)
{
#ifdef CC_DXF_SUPPORT
DxfImporter importer(&container);
if (!DL_Dxf().in(qPrintable(filename), &importer))
{
return CC_FERR_READING;
}
#else
ccLog::Error("[DXF] Not supported in this version!");
#endif
return container.getChildrenNumber() == 0 ? CC_FERR_NO_LOAD : CC_FERR_NO_ERROR;
}
CC_FILE_ERROR ImageFileFilter::loadFile(QString filename, ccHObject& container, LoadParameters& parameters)
{
QImage qImage;
if (!qImage.load(filename))
{
ccLog::Warning(QString("[IMAGE] Failed to load image '%1").arg(filename));
return CC_FERR_CONSOLE_ERROR;
}
//create corresponding ccImage
ccImage* image = new ccImage(qImage,QFileInfo(filename).baseName());
container.addChild(image);
return CC_FERR_NO_ERROR;
}
void ccHObject::transferChild(ccHObject* child, ccHObject& newParent)
{
assert(child);
//remove link from old parent
int childDependencyFlags = child->getDependencyFlagsWith(this);
int parentDependencyFlags = getDependencyFlagsWith(child);
detachChild(child); //automatically removes any dependency with this object
newParent.addChild(child,parentDependencyFlags);
child->addDependency(&newParent,childDependencyFlags);
//after a successful transfer, either the parent is 'newParent' or a null pointer
assert(child->getParent() == &newParent || child->getParent() == 0);
}
void ccHObject::transferChild(unsigned index, ccHObject& newParent)
{
ccHObject* child = getChild(index);
if (!child)
{
assert(false);
return;
}
//remove link from old parent
bool fatherDependent = child->getFlagState(CC_FATHER_DEPENDANT);
if (fatherDependent)
child->setFlagState(CC_FATHER_DEPENDANT,false);
removeChild(index);
newParent.addChild(child,fatherDependent);
}
CC_FILE_ERROR X3DFilter::loadFile(QString filename, ccHObject& container, LoadParameters& parameters)
{
XIOT::X3DLoader loader;
X3DXIOTNodeHandler handler(&container);
loader.setNodeHandler(&handler);
try
{
loader.load(qPrintable(filename));
}
catch (XIOT::X3DParseException& e)
{
ccLog::Error("[X3DFilter] Error: '%s' (line: %i, col.: %i)\n",e.getMessage().c_str(),e.getLineNumber(),e.getColumnNumber());
return CC_FERR_READING;
}
if (container.getChildrenNumber() == 0)
return CC_FERR_NO_LOAD;
return CC_FERR_NO_ERROR;
}
//=====================================transferChild===============================================================//
void ccHObject::transferChild(ccHObject* child, ccHObject& newParent)
{
assert(child);
//remove link from old parent //从原先的父亲物体中删除依赖关系
int childDependencyFlags = child->getDependencyFlagsWith(this); //获取子物体对父物体的依赖关系
int parentDependencyFlags = getDependencyFlagsWith(child); //获取父亲物体对子物体的依赖关系
//automatically removes any dependency with this object //只是删除与该物体的依赖关系//两两之间
detachChild(child);
//新的父物体添加孩子物体 //依赖关系也同时转移
newParent.addChild(child,parentDependencyFlags);
//子物体添加依赖关系
child->addDependency(&newParent,childDependencyFlags);
//after a successful transfer, either the parent is 'newParent' or a null pointer
assert(child->getParent() == &newParent || child->getParent() == 0);
}
void ccHObject::transferChildren(ccHObject& newParent, bool forceFatherDependent/*=false*/)
{
for (Container::iterator it = m_children.begin(); it != m_children.end(); ++it)
{
ccHObject* child = *it;
//remove link from old parent
int childDependencyFlags = child->getDependencyFlagsWith(this);
int fatherDependencyFlags = getDependencyFlagsWith(child);
//we must explicitely remove any depedency with the child as we don't call 'detachChild'
removeDependencyWith(child);
child->removeDependencyWith(this);
newParent.addChild(child,fatherDependencyFlags);
child->addDependency(&newParent,childDependencyFlags);
//after a successful transfer, either the parent is 'newParent' or a null pointer
assert(child->getParent() == &newParent || child->getParent() == 0);
}
m_children.clear();
}
CC_FILE_ERROR BinFilter::loadFileV2(QFile& in, ccHObject& container)
{
assert(in.isOpen());
uint32_t binVersion = 20;
if (in.read((char*)&binVersion,4)<0)
return CC_FERR_READING;
if (binVersion<20) //should be superior to 2.0!
return CC_FERR_MALFORMED_FILE;
ccLog::Print(QString("[BIN] Version %1.%2").arg(binVersion/10).arg(binVersion%10));
ccProgressDialog pdlg(true);
pdlg.setMethodTitle(qPrintable(QString("Open Bin file (V%1.%2)").arg(binVersion/10).arg(binVersion%10)));
//we keep track of the last unique ID before load
unsigned lastUniqueIDBeforeLoad = ccObject::GetLastUniqueID();
//we read first entity type
unsigned classID=0;
if (!ccObject::ReadClassIDFromFile(classID, in, binVersion))
return CC_FERR_CONSOLE_ERROR;
ccHObject* root = ccHObject::New(classID);
if (!root)
return CC_FERR_MALFORMED_FILE;
if (!root->fromFile(in,binVersion))
{
//DGM: can't delete it, too dangerous (bad pointers ;)
//delete root;
return CC_FERR_CONSOLE_ERROR;
}
CC_FILE_ERROR result = CC_FERR_NO_ERROR;
//re-link objects
ccHObject::Container toCheck;
toCheck.push_back(root);
while (!toCheck.empty())
{
ccHObject* currentObject = toCheck.back();
toCheck.pop_back();
assert(currentObject);
//we check objects that have links to other entities (meshes, polylines, etc.)
if (currentObject->isKindOf(CC_MESH))
{
ccGenericMesh* mesh = static_cast<ccGenericMesh*>(currentObject);
//vertices
//special case: if the parent is a mesh group, then the job has already be done once and for all!
if (!mesh->getParent() || !mesh->getParent()->isA(CC_MESH_GROUP))
{
intptr_t cloudID = (intptr_t)mesh->getAssociatedCloud();
if (cloudID>0)
{
ccHObject* cloud = root->find(cloudID);
if (cloud && cloud->isKindOf(CC_POINT_CLOUD))
mesh->setAssociatedCloud(static_cast<ccGenericPointCloud*>(cloud));
else
{
//we have a problem here ;)
mesh->setAssociatedCloud(0);
if (mesh->getMaterialSet())
mesh->setMaterialSet(0,false);
//DGM: can't delete it, too dangerous (bad pointers ;)
//delete root;
ccLog::Warning(QString("[BinFilter::loadFileV2] Couldn't find vertices (ID=%1) for mesh '%2' in the file!").arg(cloudID).arg(mesh->getName()));
return CC_FERR_MALFORMED_FILE;
}
}
}
//materials
intptr_t matSetID = (intptr_t)mesh->getMaterialSet();
if (matSetID>0)
{
ccHObject* materials = root->find(matSetID);
if (materials && materials->isA(CC_MATERIAL_SET))
mesh->setMaterialSet(static_cast<ccMaterialSet*>(materials),false);
else
{
//we have a (less severe) problem here ;)
mesh->setMaterialSet(0,false);
mesh->showMaterials(false);
ccLog::Warning(QString("[BinFilter::loadFileV2] Couldn't find shared materials set (ID=%1) for mesh '%2' in the file!").arg(matSetID).arg(mesh->getName()));
result = CC_FERR_BROKEN_DEPENDENCY_ERROR;
}
}
//per-triangle normals
intptr_t triNormsTableID = (intptr_t)mesh->getTriNormsTable();
if (triNormsTableID>0)
{
ccHObject* triNormsTable = root->find(triNormsTableID);
if (triNormsTable && triNormsTable->isA(CC_NORMAL_INDEXES_ARRAY))
mesh->setTriNormsTable(static_cast<NormsIndexesTableType*>(triNormsTable),false);
else
{
//we have a (less severe) problem here ;)
mesh->setTriNormsTable(0,false);
mesh->showTriNorms(false);
ccLog::Warning(QString("[BinFilter::loadFileV2] Couldn't find shared normals (ID=%1) for mesh '%2' in the file!").arg(matSetID).arg(mesh->getName()));
result = CC_FERR_BROKEN_DEPENDENCY_ERROR;
}
}
//per-triangle texture coordinates
intptr_t texCoordArrayID = (intptr_t)mesh->getTexCoordinatesTable();
if (texCoordArrayID>0)
{
ccHObject* texCoordsTable = root->find(texCoordArrayID);
if (texCoordsTable && texCoordsTable->isA(CC_TEX_COORDS_ARRAY))
mesh->setTexCoordinatesTable(static_cast<TextureCoordsContainer*>(texCoordsTable),false);
else
{
//we have a (less severe) problem here ;)
mesh->setTexCoordinatesTable(0,false);
ccLog::Warning(QString("[BinFilter::loadFileV2] Couldn't find shared texture coordinates (ID=%1) for mesh '%2' in the file!").arg(matSetID).arg(mesh->getName()));
result = CC_FERR_BROKEN_DEPENDENCY_ERROR;
}
}
}
else if (currentObject->isKindOf(CC_POLY_LINE))
{
ccPolyline* poly = static_cast<ccPolyline*>(currentObject);
intptr_t cloudID = (intptr_t)poly->getAssociatedCloud();
ccHObject* cloud = root->find(cloudID);
if (cloud && cloud->isKindOf(CC_POINT_CLOUD))
poly->setAssociatedCloud(static_cast<ccGenericPointCloud*>(cloud));
else
{
//we have a problem here ;)
poly->setAssociatedCloud(0);
//DGM: can't delete it, too dangerous (bad pointers ;)
//delete root;
ccLog::Warning(QString("[BinFilter::loadFileV2] Couldn't find vertices (ID=%1) for polyline '%2' in the file!").arg(cloudID).arg(poly->getName()));
return CC_FERR_MALFORMED_FILE;
}
}
else if (currentObject->isA(CC_2D_LABEL))
{
cc2DLabel* label = static_cast<cc2DLabel*>(currentObject);
std::vector<cc2DLabel::PickedPoint> correctedPickedPoints;
//we must check all label 'points'!
for (unsigned i=0;i<label->size();++i)
{
const cc2DLabel::PickedPoint& pp = label->getPoint(i);
intptr_t cloudID = (intptr_t)pp.cloud;
ccHObject* cloud = root->find(cloudID);
if (cloud && cloud->isKindOf(CC_POINT_CLOUD))
{
ccGenericPointCloud* genCloud = static_cast<ccGenericPointCloud*>(cloud);
assert(genCloud->size()>pp.index);
correctedPickedPoints.push_back(cc2DLabel::PickedPoint(genCloud,pp.index));
}
else
{
//we have a problem here ;)
ccLog::Warning(QString("[BinFilter::loadFileV2] Couldn't find cloud (ID=%1) associated to label '%2' in the file!").arg(cloudID).arg(label->getName()));
if (label->getParent())
label->getParent()->removeChild(label);
if (!label->getFlagState(CC_FATHER_DEPENDANT))
{
//DGM: can't delete it, too dangerous (bad pointers ;)
//delete label;
}
label=0;
break;
}
}
if (label) //correct label data
{
assert(correctedPickedPoints.size() == label->size());
bool visible = label->isVisible();
QString originalName(label->getRawName());
label->clear();
for (unsigned i=0;i<correctedPickedPoints.size();++i)
label->addPoint(correctedPickedPoints[i].cloud,correctedPickedPoints[i].index);
label->setVisible(visible);
label->setName(originalName);
}
}
for (unsigned i=0;i<currentObject->getChildrenNumber();++i)
toCheck.push_back(currentObject->getChild(i));
}
//update 'unique IDs'
toCheck.push_back(root);
while (!toCheck.empty())
{
ccHObject* currentObject = toCheck.back();
toCheck.pop_back();
currentObject->setUniqueID(lastUniqueIDBeforeLoad+currentObject->getUniqueID());
for (unsigned i=0;i<currentObject->getChildrenNumber();++i)
toCheck.push_back(currentObject->getChild(i));
}
if (root->isA(CC_HIERARCHY_OBJECT))
{
//transfer children to container
root->transferChildren(container,true);
}
else
{
container.addChild(root);
}
return result;
}
CC_FILE_ERROR VTKFilter::loadFile(const char* filename, ccHObject& container, bool alwaysDisplayLoadDialog/*=true*/, bool* coordinatesShiftEnabled/*=0*/, CCVector3d* coordinatesShift/*=0*/)
{
//open ASCII file for reading
QFile file(filename);
if (!file.open(QIODevice::ReadOnly | QIODevice::Text))
return CC_FERR_READING;
QTextStream inFile(&file);
//read header
QString nextline = inFile.readLine();
if (!nextline.startsWith("# vtk"))
return CC_FERR_MALFORMED_FILE;
//comment
nextline = inFile.readLine();
ccLog::Print(QString("[VTK] ")+nextline);
ccMesh* mesh = 0;
ccPointCloud* vertices = 0;
std::vector<int> indexes; //global so as to avoid unnecessary mem. allocations
QString lastSfName;
bool acceptLookupTables = true;
QString fileType = inFile.readLine().toUpper();
if (fileType.startsWith("BINARY"))
{
//binary not supported yet!
ccLog::Error("VTK binary format not supported yet!");
return CC_FERR_WRONG_FILE_TYPE;
}
else if (fileType.startsWith("ASCII"))
{
//allow blank lines
QString dataType;
if (!GetNextNonEmptyLine(inFile,dataType))
return CC_FERR_MALFORMED_FILE;
if (!dataType.startsWith("DATASET"))
return CC_FERR_MALFORMED_FILE;
dataType.remove(0,8);
if (dataType.startsWith("POLYDATA"))
{
vertices = new ccPointCloud("vertices");
mesh = new ccMesh(vertices);
}
else if (dataType.startsWith("UNSTRUCTURED_GRID"))
{
vertices = new ccPointCloud("unnamed - VTK unstructured grid");
}
else
{
ccLog::Error(QString("VTK entity '%1' is not supported!").arg(dataType));
return CC_FERR_WRONG_FILE_TYPE;
}
}
//loop on keywords/data
CC_FILE_ERROR error = CC_FERR_NO_ERROR;
CCVector3d Pshift(0,0,0);
while (error == CC_FERR_NO_ERROR)
{
if (!GetNextNonEmptyLine(inFile,nextline))
break; //end of file
assert(!nextline.isEmpty());
if (nextline.startsWith("POINTS"))
{
QStringList parts = nextline.split(" ",QString::SkipEmptyParts);
if (parts.size() != 3)
{
error=CC_FERR_MALFORMED_FILE;
break;
}
bool ok = false;
unsigned ptsCount = parts[1].toInt(&ok);
if (!ok)
{
error = CC_FERR_MALFORMED_FILE;
break;
}
//QString dataFormat = parts[3].toUpper();
//char buffer[8];
//unsigned char datSize = 4;
//if (dataFormat == "DOUBLE")
//{
// datSize = 8;
//}
//else if (dataFormat != "FLOAT")
//{
// ccLog::Error(QString("Non floating point data (%1) is not supported!").arg(dataFormat));
// error = CC_FERR_WRONG_FILE_TYPE;
// break;
//}
if (!vertices->reserve(ptsCount))
{
error = CC_FERR_NOT_ENOUGH_MEMORY;
break;
}
for (unsigned i=0; i<ptsCount; ++i)
{
nextline = inFile.readLine();
parts = nextline.split(" ",QString::SkipEmptyParts);
if (parts.size() != 3)
{
error = CC_FERR_MALFORMED_FILE;
break;
}
double Pd[3] = {0,0,0};
for (unsigned char j=0; j<3; ++j)
{
Pd[j] = parts[j].toDouble(&ok);
if (!ok)
{
ccLog::Warning("[VTK] Element #%1 of POINTS data is corrupted!",i);
error = CC_FERR_MALFORMED_FILE;
break;
}
}
//first point: check for 'big' coordinates
if (i == 0)
{
bool shiftAlreadyEnabled = (coordinatesShiftEnabled && *coordinatesShiftEnabled && coordinatesShift);
if (shiftAlreadyEnabled)
Pshift = *coordinatesShift;
bool applyAll = false;
if ( sizeof(PointCoordinateType) < 8
&& ccCoordinatesShiftManager::Handle(Pd,0,alwaysDisplayLoadDialog,shiftAlreadyEnabled,Pshift,0,applyAll))
{
vertices->setGlobalShift(Pshift);
ccLog::Warning("[VTKFilter::loadFile] Cloud 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;
}
}
}
vertices->addPoint(CCVector3( static_cast<PointCoordinateType>(Pd[0] + Pshift.x),
static_cast<PointCoordinateType>(Pd[1] + Pshift.y),
static_cast<PointCoordinateType>(Pd[2] + Pshift.z)) );
}
//end POINTS
}
else if (nextline.startsWith("POLYGONS") || nextline.startsWith("TRIANGLE_STRIPS"))
{
QStringList parts = nextline.split(" ",QString::SkipEmptyParts);
if (parts.size() != 3)
{
error = CC_FERR_MALFORMED_FILE;
break;
}
//current type name (i.e. POLYGONS or TRIANGLE_STRIPS)
QString typeName = parts[0];
bool isPolygon = (typeName == "POLYGONS");
bool ok = false;
unsigned elemCount = parts[1].toUInt(&ok);
if (!ok)
{
error = CC_FERR_MALFORMED_FILE;
break;
}
unsigned totalElements = parts[2].toUInt(&ok);
if (!ok)
{
error = CC_FERR_MALFORMED_FILE;
break;
}
assert(mesh);
if (!mesh)
{
ccLog::Warning(QString("[VTK] We found %1 data while file is not composed of POLYDATA!").arg(typeName));
mesh = new ccMesh(vertices); //however, we can still try to load it?
}
for (unsigned i=0; i<elemCount; ++i)
{
nextline = inFile.readLine();
parts = nextline.split(" ",QString::SkipEmptyParts);
if (parts.empty())
{
error = CC_FERR_MALFORMED_FILE;
break;
}
unsigned vertCount = parts[0].toUInt(&ok);
if (!ok || static_cast<int>(vertCount) >= parts.size())
{
error = CC_FERR_MALFORMED_FILE;
break;
}
else if (vertCount < 3)
{
ccLog::Warning(QString("[VTK] Element #%1 of %2 data is corrupted! (not enough indexes)").arg(i).arg(typeName));
}
if (isPolygon && (vertCount != 3 && vertCount != 4)) //quads are easy to handle as well!
{
ccLog::Warning(QString("[VTK] POLYGON element #%1 has an unhandled size (> 4 vertices)").arg(i));
continue;
}
//reserve mem to. store indexes
if (indexes.size() < vertCount)
{
try
{
indexes.resize(vertCount);
}
catch (std::bad_alloc)
{
error = CC_FERR_NOT_ENOUGH_MEMORY;
break;
}
}
//decode indexes
for (unsigned j=0; j<vertCount; ++j)
{
indexes[j] = parts[j+1].toUInt(&ok);
if (!ok)
{
ccLog::Warning(QString("[VTK] Element #%1 of %2 data is corrupted! (invalid index value)").arg(i).arg(typeName));
error = CC_FERR_MALFORMED_FILE;
break;
}
}
//add the triangles
{
assert(vertCount > 2);
unsigned triCount = vertCount-2;
if (mesh->size() + triCount > mesh->maxSize())
{
if (!mesh->reserve(mesh->size()+triCount+256)) //take some advance to avoid too many allocations
{
error = CC_FERR_NOT_ENOUGH_MEMORY;
break;
}
}
if (isPolygon)
{
//triangle or quad
mesh->addTriangle(indexes[0],indexes[1],indexes[2]);
if (vertCount == 4)
mesh->addTriangle(indexes[0],indexes[2],indexes[3]);
}
else
{
//triangle strip
for (unsigned j=0; j<triCount; ++j)
mesh->addTriangle(indexes[j],indexes[j+1],indexes[j+2]);
}
}
}
if (mesh->size() != 0 && mesh->size() < mesh->maxSize())
{
mesh->resize(mesh->size());
}
//end POLYGONS or TRIANGLE_STRIPS
}
else if (nextline.startsWith("NORMALS"))
{
unsigned ptsCount = vertices->size();
if (vertices->size() == 0)
{
error = CC_FERR_MALFORMED_FILE;
break;
}
else
{
bool loadNormals = vertices->reserveTheNormsTable();
if (!loadNormals)
ccLog::Warning("[VTK] Not enough memory to load normals!");
for (unsigned i=0; i<ptsCount; ++i)
{
nextline = inFile.readLine();
if (loadNormals)
{
QStringList parts = nextline.split(" ",QString::SkipEmptyParts);
if (parts.size() != 3)
{
error = CC_FERR_MALFORMED_FILE;
break;
}
CCVector3 N;
for (unsigned char j=0; j<3; ++j)
{
bool ok;
N.u[j] = (PointCoordinateType)parts[j].toDouble(&ok);
if (!ok)
{
ccLog::Warning("[VTK] Element #%1 of NORMALS data is corrupted!",i);
error = CC_FERR_MALFORMED_FILE;
break;
}
}
vertices->addNorm(N);
}
}
}
//end NORMALS
}
else if (nextline.startsWith("COLOR_SCALARS"))
{
unsigned ptsCount = vertices->size();
if (vertices->size() == 0)
{
error = CC_FERR_MALFORMED_FILE;
break;
}
else
{
bool loadRGBColors = vertices->reserveTheRGBTable();
if (!loadRGBColors)
ccLog::Warning("[VTK] Not enough memory to load RGB colors!");
for (unsigned i=0; i<ptsCount; ++i)
{
nextline = inFile.readLine();
if (loadRGBColors)
{
QStringList parts = nextline.split(" ",QString::SkipEmptyParts);
if (parts.size() != 3)
{
error = CC_FERR_MALFORMED_FILE;
break;
}
colorType rgb[3];
for (unsigned char j=0; j<3; ++j)
{
bool ok;
rgb[j] = (colorType)(parts[j].toDouble(&ok) * (double)MAX_COLOR_COMP);
if (!ok)
{
ccLog::Warning("[VTK] Element #%1 of COLOR_SCALARS data is corrupted!",i);
error = CC_FERR_MALFORMED_FILE;
break;
}
}
vertices->addRGBColor(rgb);
}
}
}
//end COLOR_SCALARS
}
else if (nextline.startsWith("SCALARS"))
{
QStringList parts = nextline.split(" ",QString::SkipEmptyParts);
lastSfName = "ScalarField";
if (parts.size() > 1)
lastSfName = parts[1].replace("_"," ");
//SF already exists?
if (vertices->getScalarFieldIndexByName(qPrintable(lastSfName)) >= 0)
lastSfName += QString(" (%1)").arg(vertices->getNumberOfScalarFields());
//end of SCALARS
}
else if (nextline.startsWith("LOOKUP_TABLE") || nextline.startsWith("VECTORS"))
{
unsigned ptsCount = vertices->size();
QStringList parts = nextline.split(" ",QString::SkipEmptyParts);
QString itemName = parts[0];
if (parts.size() > 2)
{
bool ok = false;
int valCount = parts[2].toUInt(&ok);
if (ok)
ptsCount = valCount;
}
bool createSF = (vertices->size() == ptsCount && vertices->size() != 0);
if (acceptLookupTables && !createSF)
{
ccLog::Warning(QString("[VTK] field %1 has not the right number of points (will be ignored)").arg(itemName));
}
createSF &= acceptLookupTables;
if (createSF && lastSfName.isNull())
{
ccLog::Warning(QString("[VTK] field %1 has no name (will be ignored)").arg(itemName));
createSF = false;
}
//create scalar field?
int newSFIndex = createSF ? vertices->addScalarField(qPrintable(lastSfName)) : -1;
CCLib::ScalarField* sf = newSFIndex >= 0 ? vertices->getScalarField(newSFIndex) : 0;
lastSfName.clear(); //name is "consumed"
for (unsigned i=0; i<ptsCount; ++i)
{
nextline = inFile.readLine();
if (sf) //otherwise we simply skip the line
{
QStringList parts = nextline.split(" ",QString::SkipEmptyParts);
if (parts.size() != 1)
{
//get rid of the scalar field :(
vertices->deleteScalarField(newSFIndex);
sf = 0;
if (i == 0)
{
ccLog::Warning(QString("[VTK] %1 field with more than one element can't be imported as scalar fields!").arg(itemName));
}
else
{
error = CC_FERR_MALFORMED_FILE;
break;
}
}
else
{
bool ok;
ScalarType d = static_cast<ScalarType>(nextline.toDouble(&ok));
sf->setValue(i, ok ? d : NAN_VALUE);
}
}
}
if (sf)
{
sf->computeMinAndMax();
vertices->setCurrentDisplayedScalarField(newSFIndex);
vertices->showSF(true);
}
//end of SCALARS
}
else if (nextline.startsWith("POINT_DATA"))
{
//check that the number of 'point_data' match the number of points
QStringList parts = nextline.split(" ",QString::SkipEmptyParts);
acceptLookupTables = false;
if (parts.size() > 1)
{
bool ok;
unsigned dataCount = parts[1].toUInt(&ok);
if (ok && vertices && dataCount == vertices->size())
{
acceptLookupTables = true;
}
}
if (!acceptLookupTables)
{
ccLog::Warning("[VTK] The number of 'POINT_DATA' doesn't match the number of loaded points... lookup tables will be ignored");
}
}
else //unhandled property (CELLS, CELL_TYPES, etc.)
{
QStringList parts = nextline.split(" ",QString::SkipEmptyParts);
if (parts.size() < 2)
{
ccLog::Warning(QString("[VTK] Unhandled element: %1").arg(parts[0]));
error = CC_FERR_MALFORMED_FILE;
break;
}
bool ok;
unsigned elements = parts[1].toUInt(&ok);
if (!ok)
{
error = CC_FERR_MALFORMED_FILE;
break;
}
for (unsigned i=0; i<elements; ++i)
{
inFile.readLine(); //ignore
}
//end unhandled property
}
if (error != CC_FERR_NO_ERROR)
break;
}
if (error != CC_FERR_NO_ERROR)
{
if (mesh)
delete mesh;
if (vertices)
delete vertices;
return CC_FERR_MALFORMED_FILE;
}
file.close();
if (mesh && mesh->size() == 0)
{
delete mesh;
mesh = 0;
}
if (vertices->size() == 0)
{
delete vertices;
return CC_FERR_NO_LOAD;
}
if (mesh)
{
container.addChild(mesh);
mesh->setVisible(true);
mesh->addChild(vertices);
vertices->setVisible(false);
vertices->setEnabled(false);
vertices->setName("Vertices");
vertices->setLocked(true); //DGM: no need to lock it as it is only used by one mesh!
//DGM: normals can be per-vertex or per-triangle so it's better to let the user do it himself later
//Moreover it's not always good idea if the user doesn't want normals (especially in ccViewer!)
//if (!mesh->hasNormals())
// mesh->computeNormals();
ccLog::Warning("[VTK] Mesh has no normal! You can manually compute them (select it then call \"Edit > Normals > Compute\")");
mesh->showNormals(mesh->hasNormals());
if (vertices->hasScalarFields())
{
vertices->setCurrentDisplayedScalarField(0);
mesh->showSF(true);
}
if (vertices->hasColors())
mesh->showColors(true);
}
else
{
container.addChild(vertices);
vertices->setVisible(true);
if (vertices->hasNormals())
vertices->showNormals(true);
if (vertices->hasScalarFields())
{
vertices->setCurrentDisplayedScalarField(0);
vertices->showSF(true);
}
if (vertices->hasColors())
vertices->showColors(true);
}
return CC_FERR_NO_ERROR;
}
CC_FILE_ERROR LASFilter::loadFile(const char* filename, ccHObject& container, bool alwaysDisplayLoadDialog/*=true*/, bool* coordinatesShiftEnabled/*=0*/, double* coordinatesShift/*=0*/)
{
//opening file
std::ifstream ifs;
ifs.open(filename, std::ios::in | std::ios::binary);
if (ifs.fail())
return CC_FERR_READING;
liblas::Reader* reader = 0;
unsigned nbOfPoints = 0;
std::vector<std::string> dimensions;
try
{
reader = new liblas::Reader(liblas::ReaderFactory().CreateWithStream(ifs)); //using factory for automatic and transparent
//handling of compressed/uncompressed files
liblas::Header const& header = reader->GetHeader();
#ifdef _DEBUG
//ccConsole::Print("[LAS FILE] %s - signature: %s",filename,header.GetFileSignature().c_str());
#endif
//get fields present in file
dimensions = header.GetSchema().GetDimensionNames();
//and of course the number of points
nbOfPoints = header.GetPointRecordsCount();
}
catch (...)
{
delete reader;
ifs.close();
return CC_FERR_READING;
}
if (nbOfPoints==0)
{
//strange file ;)
delete reader;
ifs.close();
return CC_FERR_NO_LOAD;
}
liblas::Color rgbColorMask; //(0,0,0) on construction
bool hasClassif = false;
bool hasIntensity = false;
bool hasTime = false;
bool hasReturnNumber = false;
for (unsigned k=0;k<dimensions.size();++k)
{
QString dim = QString(dimensions[k].c_str()).toUpper();
bool handled = true;
if (dim == "RED")
rgbColorMask.SetRed(~0);
else if (dim == "BLUE")
rgbColorMask.SetBlue(~0);
else if (dim == "GREEN")
rgbColorMask.SetGreen(~0);
else if (dim == "CLASSIFICATION")
hasClassif = true;
else if (dim == "TIME")
hasTime = true;
else if (dim == "INTENSITY")
hasIntensity = true;
else if (dim == "RETURN NUMBER")
hasReturnNumber = true;
else if (dim != "X" && dim != "Y" && dim != "Z")
handled = false;
ccConsole::Print(QString("[LAS FILE] Found dimension '%1' (%2)").arg(dimensions[k].c_str()).arg(handled ? "handled" : "not handled"));
}
bool hasColor = (rgbColorMask[0] || rgbColorMask[1] || rgbColorMask[2]);
//progress dialog
ccProgressDialog pdlg(true); //cancel available
CCLib::NormalizedProgress nprogress(&pdlg,nbOfPoints);
pdlg.setMethodTitle("Open LAS file");
pdlg.setInfo(qPrintable(QString("Points: %1").arg(nbOfPoints)));
pdlg.start();
//number of points read from the begining of the current cloud part
unsigned pointsRead = 0;
double Pshift[3] = {0.0,0.0,0.0};
//by default we read color as 8 bits integers and we will change this to 16 bits if it's not (16 bits is the standard!)
unsigned char colorCompBitDec = 0;
colorType rgb[3] = {0,0,0};
ccPointCloud* loadedCloud = 0;
ccScalarField* classifSF = 0;
uint8_t firstClassifValue = 0;
ccScalarField* timeSF = 0;
double firstTime = 0.0;
ccScalarField* intensitySF = 0;
uint16_t firstIntensity = 0;
ccScalarField* returnNumberSF = 0;
uint16_t firstReturnNumber = 0;
//if the file is too big, we will chunck it in multiple parts
unsigned int fileChunkPos = 0;
unsigned int fileChunkSize = 0;
while (true)
{
//if we reach the end of the file, or the max. cloud size limit (in which case we cerate a new chunk)
bool newPointAvailable = (nprogress.oneStep() && reader->ReadNextPoint());
if (!newPointAvailable || pointsRead == fileChunkPos+fileChunkSize)
{
if (loadedCloud)
{
if (loadedCloud->size())
{
bool thisChunkHasColors = loadedCloud->hasColors();
loadedCloud->showColors(thisChunkHasColors);
if (hasColor && !thisChunkHasColors)
ccLog::Warning("[LAS FILE] Color field was all black! We ignored it...");
if (hasClassif)
{
if (classifSF)
{
classifSF->computeMinAndMax();
int cMin = (int)classifSF->getMin();
int cMax = (int)classifSF->getMax();
classifSF->setColorRampSteps(cMax-cMin);
//classifSF->setMinSaturation(cMin);
int sfIndex = loadedCloud->addScalarField(classifSF);
if (!loadedCloud->hasDisplayedScalarField())
{
loadedCloud->setCurrentDisplayedScalarField(sfIndex);
loadedCloud->showSF(!thisChunkHasColors);
}
}
else
{
ccLog::Warning(QString("[LAS FILE] All classification values were the same (%1)! We ignored them...").arg(firstClassifValue));
}
}
if (hasIntensity)
{
if (intensitySF)
{
intensitySF->computeMinAndMax();
intensitySF->setColorScale(ccColorScalesManager::GetDefaultScale(ccColorScalesManager::GREY));
int sfIndex = loadedCloud->addScalarField(intensitySF);
if (!loadedCloud->hasDisplayedScalarField())
{
loadedCloud->setCurrentDisplayedScalarField(sfIndex);
loadedCloud->showSF(!thisChunkHasColors);
}
}
else
{
ccLog::Warning(QString("[LAS FILE] All intensities were the same (%1)! We ignored them...").arg(firstIntensity));
}
}
if (hasTime)
{
if (timeSF)
{
timeSF->computeMinAndMax();
int sfIndex = loadedCloud->addScalarField(timeSF);
if (!loadedCloud->hasDisplayedScalarField())
{
loadedCloud->setCurrentDisplayedScalarField(sfIndex);
loadedCloud->showSF(!thisChunkHasColors);
}
}
else
{
ccLog::Warning(QString("[LAS FILE] All timestamps were the same (%1)! We ignored them...").arg(firstTime));
}
}
if (hasReturnNumber)
{
if (returnNumberSF)
{
returnNumberSF->computeMinAndMax();
int rMin = (int)returnNumberSF->getMin();
int rMax = (int)returnNumberSF->getMax();
returnNumberSF->setColorRampSteps(rMax-rMin);
int sfIndex = loadedCloud->addScalarField(returnNumberSF);
if (!loadedCloud->hasDisplayedScalarField())
{
loadedCloud->setCurrentDisplayedScalarField(sfIndex);
loadedCloud->showSF(!thisChunkHasColors);
}
}
else
{
ccLog::Warning(QString("[LAS FILE] All return numbers were the same (%1)! We ignored them...").arg(firstReturnNumber));
}
}
//if we have reserved too much memory
if (loadedCloud->size() < loadedCloud->capacity())
loadedCloud->resize(loadedCloud->size());
QString chunkName("unnamed - Cloud");
unsigned n = container.getChildrenNumber();
if (n!=0) //if we have more than one cloud, we append an index
{
if (n==1) //we must also update the first one!
container.getChild(0)->setName(chunkName+QString(" #1"));
chunkName += QString(" #%1").arg(n+1);
}
loadedCloud->setName(chunkName);
container.addChild(loadedCloud);
loadedCloud=0;
}
else
{
//empty cloud?!
delete loadedCloud;
loadedCloud=0;
}
if (classifSF)
classifSF->release();
classifSF=0;
if (intensitySF)
intensitySF->release();
intensitySF=0;
if (returnNumberSF)
returnNumberSF->release();
returnNumberSF=0;
if (timeSF)
timeSF->release();
timeSF=0;
}
if (!newPointAvailable)
break; //end of the file (or cancel requested)
//otherwise, we must create a new cloud
fileChunkPos = pointsRead;
fileChunkSize = std::min(nbOfPoints-pointsRead,CC_MAX_NUMBER_OF_POINTS_PER_CLOUD);
loadedCloud = new ccPointCloud();
if (!loadedCloud->reserveThePointsTable(fileChunkSize))
{
ccLog::Warning("[LASFilter::loadFile] Not enough memory!");
delete loadedCloud;
delete reader;
ifs.close();
return CC_FERR_NOT_ENOUGH_MEMORY;
}
loadedCloud->setOriginalShift(Pshift[0],Pshift[1],Pshift[2]);
//DGM: from now on, we only enable scalar fields when we detect a valid value!
if (hasClassif)
{
assert(!classifSF);
firstClassifValue = 0;
}
if (hasTime)
{
assert(!timeSF);
firstTime = 0.0;
}
if (hasIntensity)
{
assert(!intensitySF);
firstIntensity=0;
}
if (hasReturnNumber)
{
assert(!returnNumberSF);
firstReturnNumber = 0;
}
}
assert(newPointAvailable);
const liblas::Point& p = reader->GetPoint();
//first point: check for 'big' coordinates
if (pointsRead==0)
{
double P[3]={p.GetX(),p.GetY(),p.GetZ()};
bool shiftAlreadyEnabled = (coordinatesShiftEnabled && *coordinatesShiftEnabled && coordinatesShift);
if (shiftAlreadyEnabled)
memcpy(Pshift,coordinatesShift,sizeof(double)*3);
bool applyAll=false;
if (ccCoordinatesShiftManager::Handle(P,0,alwaysDisplayLoadDialog,shiftAlreadyEnabled,Pshift,0,applyAll))
{
loadedCloud->setOriginalShift(Pshift[0],Pshift[1],Pshift[2]);
ccConsole::Warning("[LASFilter::loadFile] Cloud has been recentered! Translation: (%.2f,%.2f,%.2f)",Pshift[0],Pshift[1],Pshift[2]);
//we save coordinates shift information
if (applyAll && coordinatesShiftEnabled && coordinatesShift)
{
*coordinatesShiftEnabled = true;
coordinatesShift[0] = Pshift[0];
coordinatesShift[1] = Pshift[1];
coordinatesShift[2] = Pshift[2];
}
}
}
CCVector3 P(p.GetX()+Pshift[0],p.GetY()+Pshift[1],p.GetZ()+Pshift[2]);
loadedCloud->addPoint(P);
//color field
if (hasColor)
{
//Warning: LAS colors are stored on 16 bits!
liblas::Color col = p.GetColor();
col[0] &= rgbColorMask[0];
col[1] &= rgbColorMask[1];
col[2] &= rgbColorMask[2];
//if we don't have reserved a color field yet, we check first that color is not black
bool pushColor = true;
if (!loadedCloud->hasColors())
{
//if the color is not black, we are sure it's a valid color field!
if (col[0] || col[1] || col[2])
{
if (loadedCloud->reserveTheRGBTable())
{
//we must set the color (black) of all the precedently skipped points
for (unsigned i=0;i<loadedCloud->size()-1;++i)
loadedCloud->addRGBColor(ccColor::black);
}
else
{
ccConsole::Warning("[LAS FILE] Not enough memory: color field will be ignored!");
hasColor = false; //no need to retry with the other chunks anyway
pushColor = false;
}
}
else //otherwise we ignore it for the moment (we'll add it later if necessary)
{
pushColor = false;
}
}
//do we need to push this color?
if (pushColor)
{
//we test if the color components are on 16 bits (standard) or only on 8 bits (it happens ;)
if (colorCompBitDec==0)
{
if ( (col[0] & 0xFF00)
|| (col[1] & 0xFF00)
|| (col[2] & 0xFF00))
{
//the color components are on 16 bits!
ccLog::Print("[LAS FILE] Color components are coded on 16 bits");
colorCompBitDec = 8;
//we fix all the precedently read colors
for (unsigned i=0;i<loadedCloud->size()-1;++i)
loadedCloud->setPointColor(i,ccColor::black); //255 >> 8 = 0!
}
}
rgb[0]=(colorType)(col[0]>>colorCompBitDec);
rgb[1]=(colorType)(col[1]>>colorCompBitDec);
rgb[2]=(colorType)(col[2]>>colorCompBitDec);
loadedCloud->addRGBColor(rgb);
}
}
if (hasClassif)
{
uint8_t intValue = p.GetClassification().GetClass();
if (classifSF)
{
classifSF->addElement(intValue);
}
else
{
//first point? we track its value
if (loadedCloud->size()==1)
{
firstClassifValue = intValue;
}
if (intValue != firstClassifValue || firstClassifValue > 1) //0 = Created, never classified, 1 = Unclassified
{
classifSF = new ccScalarField(CC_LAS_CLASSIFICATION_FIELD_NAME);
if (classifSF->reserve(fileChunkSize))
{
classifSF->link();
//we must set the classification value (firstClassifValue) of all the precedently skipped points
for (unsigned i=0;i<loadedCloud->size()-1;++i)
classifSF->addElement(firstClassifValue);
classifSF->addElement(intValue);
}
else
{
ccConsole::Warning("[LAS FILE] Not enough memory: classificaiton field will be ignored!");
hasClassif = false; //no need to retry with the other chunks anyway
classifSF->release();
classifSF=0;
}
}
}
}
if (hasTime)
{
double timeValue = p.GetTime();
if (timeSF)
{
timeSF->addElement(timeValue);
}
else
{
//first point? we track its value
if (loadedCloud->size()==1)
{
firstTime = timeValue;
}
else if (timeValue != firstTime)
{
timeSF = new ccScalarField(CC_SCAN_TIME_FIELD_NAME);
if (timeSF->reserve(fileChunkSize))
{
timeSF->link();
//we must set the timestamp value (firstTime) of all the precedently skipped points
for (unsigned i=0;i<loadedCloud->size()-1;++i)
timeSF->addElement(firstTime);
timeSF->addElement(timeValue);
}
else
{
ccConsole::Warning("[LAS FILE] Not enough memory: 'time' field will be ignored!");
hasTime = false; //no need to retry with the other chunks anyway
timeSF->release();
timeSF=0;
}
}
}
}
if (hasIntensity)
{
uint16_t intValue = p.GetIntensity();
if (intensitySF)
{
intensitySF->addElement(intValue);
}
else
{
//first point? we track its value
if (loadedCloud->size()==1)
{
firstIntensity = intValue;
}
if (intValue != firstIntensity || (firstIntensity != 0 && firstIntensity != 65535))
{
intensitySF = new ccScalarField(CC_SCAN_INTENSITY_FIELD_NAME);
if (intensitySF->reserve(fileChunkSize))
{
intensitySF->link();
//we must set the intensity (firstIntensity) of all the precedently skipped points
for (unsigned i=0;i<loadedCloud->size()-1;++i)
intensitySF->addElement(firstIntensity);
intensitySF->addElement(intValue);
}
else
{
ccConsole::Warning("[LAS FILE] Not enough memory: intensity field will be ignored!");
hasIntensity = false; //no need to retry with the other chunks anyway
intensitySF->release();
intensitySF=0;
}
}
}
}
if (hasReturnNumber)
{
uint16_t intValue = p.GetReturnNumber();
if (returnNumberSF)
{
returnNumberSF->addElement(intValue);
}
else
{
//first point? we track its value
if (loadedCloud->size()==1)
{
firstReturnNumber = intValue;
}
if (intValue != firstReturnNumber)
{
returnNumberSF = new ccScalarField(CC_SCAN_RETURN_INDEX_FIELD_NAME);
if (returnNumberSF->reserve(fileChunkSize))
{
returnNumberSF->link();
//we must set the return index (firstReturnNumber) of all the precedently skipped points
for (unsigned i=0;i<loadedCloud->size()-1;++i)
returnNumberSF->addElement(firstReturnNumber);
returnNumberSF->addElement(intValue);
}
else
{
ccConsole::Warning("[LAS FILE] Not enough memory: return number field will be ignored!");
hasReturnNumber = false; //no need to retry with the other chunks anyway
returnNumberSF->release();
returnNumberSF=0;
}
}
}
}
++pointsRead;
}
if (reader)
delete reader;
reader=0;
ifs.close();
return CC_FERR_NO_ERROR;
}
CC_FILE_ERROR PNFilter::loadFile(const char* filename, ccHObject& container, bool alwaysDisplayLoadDialog/*=true*/, bool* coordinatesShiftEnabled/*=0*/, double* coordinatesShift/*=0*/)
{
//opening file
QFile in(filename);
if (!in.open(QIODevice::ReadOnly))
return CC_FERR_READING;
//we deduce the points number from the file size
qint64 fileSize = in.size();
qint64 singlePointSize = 6*sizeof(float);
//check that size is ok
if (fileSize == 0)
return CC_FERR_NO_LOAD;
if ((fileSize % singlePointSize) != 0)
return CC_FERR_MALFORMED_FILE;
unsigned numberOfPoints = (unsigned) (fileSize / singlePointSize);
//progress dialog
ccProgressDialog pdlg(true); //cancel available
CCLib::NormalizedProgress nprogress(&pdlg,numberOfPoints);
pdlg.setMethodTitle("Open PN file");
pdlg.setInfo(qPrintable(QString("Points: %1").arg(numberOfPoints)));
pdlg.start();
ccPointCloud* loadedCloud = 0;
//if the file is too big, it will be chuncked in multiple parts
unsigned chunkIndex = 0;
unsigned fileChunkPos = 0;
unsigned fileChunkSize = 0;
//number of points read for the current cloud part
unsigned pointsRead = 0;
CC_FILE_ERROR result = CC_FERR_NO_ERROR;
for (unsigned i=0;i<numberOfPoints;i++)
{
//if we reach the max. cloud size limit, we cerate a new chunk
if (pointsRead == fileChunkPos+fileChunkSize)
{
if (loadedCloud)
container.addChild(loadedCloud);
fileChunkPos = pointsRead;
fileChunkSize = std::min<unsigned>(numberOfPoints-pointsRead,CC_MAX_NUMBER_OF_POINTS_PER_CLOUD);
loadedCloud = new ccPointCloud(QString("unnamed - Cloud #%1").arg(++chunkIndex));
if (!loadedCloud || !loadedCloud->reserveThePointsTable(fileChunkSize) || !loadedCloud->reserveTheNormsTable())
{
result = CC_FERR_NOT_ENOUGH_MEMORY;
if (loadedCloud)
delete loadedCloud;
loadedCloud=0;
break;
}
loadedCloud->showNormals(true);
}
//we read the 3 coordinates of the point
float rBuff[3];
if (in.read((char*)rBuff,3*sizeof(float))>=0)
{
//conversion to CCVector3
CCVector3 P((PointCoordinateType)rBuff[0],
(PointCoordinateType)rBuff[1],
(PointCoordinateType)rBuff[2]);
loadedCloud->addPoint(P);
}
else
{
result = CC_FERR_READING;
break;
}
//then the 3 components of the normal vector
if (in.read((char*)rBuff,3*sizeof(float))>=0)
{
//conversion to PointCoordinateType[3]
PointCoordinateType N[3] = {(PointCoordinateType)rBuff[0],
(PointCoordinateType)rBuff[1],
(PointCoordinateType)rBuff[2]};
loadedCloud->addNorm(N);
}
else
{
//add fake normal for consistency then break
loadedCloud->addNorm(s_defaultNorm);
result = CC_FERR_READING;
break;
}
++pointsRead;
if (!nprogress.oneStep())
{
result = CC_FERR_CANCELED_BY_USER;
break;
}
}
in.close();
if (loadedCloud)
{
if (loadedCloud->size() < loadedCloud->capacity())
loadedCloud->resize(loadedCloud->size());
container.addChild(loadedCloud);
}
return result;
}
CC_FILE_ERROR AsciiFilter::loadCloudFromFormatedAsciiFile( const QString& filename,
ccHObject& container,
const AsciiOpenDlg::Sequence& openSequence,
char separator,
unsigned approximateNumberOfLines,
qint64 fileSize,
unsigned maxCloudSize,
unsigned skipLines,
LoadParameters& parameters)
{
//we may have to "slice" clouds when opening them if they are too big!
maxCloudSize = std::min(maxCloudSize,CC_MAX_NUMBER_OF_POINTS_PER_CLOUD);
unsigned cloudChunkSize = std::min(maxCloudSize,approximateNumberOfLines);
unsigned cloudChunkPos = 0;
unsigned chunkRank = 1;
//we initialize the loading accelerator structure and point cloud
int maxPartIndex = -1;
cloudAttributesDescriptor cloudDesc = prepareCloud(openSequence, cloudChunkSize, maxPartIndex, separator, chunkRank);
if (!cloudDesc.cloud)
return CC_FERR_NOT_ENOUGH_MEMORY;
//we re-open the file (ASCII mode)
QFile file(filename);
if (!file.open(QFile::ReadOnly))
{
//we clear already initialized data
clearStructure(cloudDesc);
return CC_FERR_READING;
}
QTextStream stream(&file);
//we skip lines as defined on input
{
for (unsigned i=0; i<skipLines; ++i)
{
stream.readLine();
}
}
//progress indicator
ccProgressDialog pdlg(true);
CCLib::NormalizedProgress nprogress(&pdlg,approximateNumberOfLines);
pdlg.setMethodTitle(qPrintable(QString("Open ASCII file [%1]").arg(filename)));
pdlg.setInfo(qPrintable(QString("Approximate number of points: %1").arg(approximateNumberOfLines)));
pdlg.start();
//buffers
ScalarType D = 0;
CCVector3d P(0,0,0);
CCVector3d Pshift(0,0,0);
CCVector3 N(0,0,0);
ccColor::Rgb col;
//other useful variables
unsigned linesRead = 0;
unsigned pointsRead = 0;
CC_FILE_ERROR result = CC_FERR_NO_ERROR;
//main process
unsigned nextLimit = /*cloudChunkPos+*/cloudChunkSize;
QString currentLine = stream.readLine();
while (!currentLine.isNull())
{
++linesRead;
//comment
if (currentLine.startsWith("//"))
{
currentLine = stream.readLine();
continue;
}
if (currentLine.size() == 0)
{
ccLog::Warning("[AsciiFilter::Load] Line %i is corrupted (empty)!",linesRead);
currentLine = stream.readLine();
continue;
}
//if we have reached the max. number of points per cloud
if (pointsRead == nextLimit)
{
ccLog::PrintDebug("[ASCII] Point %i -> end of chunk (%i points)",pointsRead,cloudChunkSize);
//we re-evaluate the average line size
{
double averageLineSize = static_cast<double>(file.pos())/(pointsRead+skipLines);
double newNbOfLinesApproximation = std::max(1.0, static_cast<double>(fileSize)/averageLineSize - static_cast<double>(skipLines));
//if approximation is smaller than actual one, we add 2% by default
if (newNbOfLinesApproximation <= pointsRead)
{
newNbOfLinesApproximation = std::max(static_cast<double>(cloudChunkPos+cloudChunkSize)+1.0,static_cast<double>(pointsRead) * 1.02);
}
approximateNumberOfLines = static_cast<unsigned>(ceil(newNbOfLinesApproximation));
ccLog::PrintDebug("[ASCII] New approximate nb of lines: %i",approximateNumberOfLines);
}
//we try to resize actual clouds
if (cloudChunkSize < maxCloudSize || approximateNumberOfLines-cloudChunkPos <= maxCloudSize)
{
ccLog::PrintDebug("[ASCII] We choose to enlarge existing clouds");
cloudChunkSize = std::min(maxCloudSize,approximateNumberOfLines-cloudChunkPos);
if (!cloudDesc.cloud->reserve(cloudChunkSize))
{
ccLog::Error("Not enough memory! Process stopped ...");
result = CC_FERR_NOT_ENOUGH_MEMORY;
break;
}
}
else //otherwise we have to create new clouds
{
ccLog::PrintDebug("[ASCII] We choose to instantiate new clouds");
//we store (and resize) actual cloud
if (!cloudDesc.cloud->resize(cloudChunkSize))
ccLog::Warning("Memory reallocation failed ... some memory may have been wasted ...");
if (!cloudDesc.scalarFields.empty())
{
for (unsigned k=0; k<cloudDesc.scalarFields.size(); ++k)
cloudDesc.scalarFields[k]->computeMinAndMax();
cloudDesc.cloud->setCurrentDisplayedScalarField(0);
cloudDesc.cloud->showSF(true);
}
//we add this cloud to the output container
container.addChild(cloudDesc.cloud);
cloudDesc.reset();
//and create new one
cloudChunkPos = pointsRead;
cloudChunkSize = std::min(maxCloudSize,approximateNumberOfLines-cloudChunkPos);
cloudDesc = prepareCloud(openSequence, cloudChunkSize, maxPartIndex, separator, ++chunkRank);
if (!cloudDesc.cloud)
{
ccLog::Error("Not enough memory! Process stopped ...");
break;
}
cloudDesc.cloud->setGlobalShift(Pshift);
}
//we update the progress info
nprogress.scale(approximateNumberOfLines,100,true);
pdlg.setInfo(qPrintable(QString("Approximate number of points: %1").arg(approximateNumberOfLines)));
nextLimit = cloudChunkPos+cloudChunkSize;
}
//we split current line
QStringList parts = currentLine.split(separator,QString::SkipEmptyParts);
int nParts = parts.size();
if (nParts > maxPartIndex)
{
//(X,Y,Z)
if (cloudDesc.xCoordIndex >= 0)
P.x = parts[cloudDesc.xCoordIndex].toDouble();
if (cloudDesc.yCoordIndex >= 0)
P.y = parts[cloudDesc.yCoordIndex].toDouble();
if (cloudDesc.zCoordIndex >= 0)
P.z = parts[cloudDesc.zCoordIndex].toDouble();
//first point: check for 'big' coordinates
if (pointsRead == 0)
{
if (HandleGlobalShift(P,Pshift,parameters))
{
cloudDesc.cloud->setGlobalShift(Pshift);
ccLog::Warning("[ASCIIFilter::loadFile] Cloud has been recentered! Translation: (%.2f,%.2f,%.2f)",Pshift.x,Pshift.y,Pshift.z);
}
}
//add point
cloudDesc.cloud->addPoint(CCVector3::fromArray((P+Pshift).u));
//Normal vector
if (cloudDesc.hasNorms)
{
if (cloudDesc.xNormIndex >= 0)
N.x = static_cast<PointCoordinateType>(parts[cloudDesc.xNormIndex].toDouble());
if (cloudDesc.yNormIndex >= 0)
N.y = static_cast<PointCoordinateType>(parts[cloudDesc.yNormIndex].toDouble());
if (cloudDesc.zNormIndex >= 0)
N.z = static_cast<PointCoordinateType>(parts[cloudDesc.zNormIndex].toDouble());
cloudDesc.cloud->addNorm(N);
}
//Colors
if (cloudDesc.hasRGBColors)
{
if (cloudDesc.iRgbaIndex >= 0)
{
const uint32_t rgb = parts[cloudDesc.iRgbaIndex].toInt();
col.r = ((rgb >> 16) & 0x0000ff);
col.g = ((rgb >> 8 ) & 0x0000ff);
col.b = ((rgb ) & 0x0000ff);
}
else if (cloudDesc.fRgbaIndex >= 0)
{
const float rgbf = parts[cloudDesc.fRgbaIndex].toFloat();
const uint32_t rgb = (uint32_t)(*((uint32_t*)&rgbf));
col.r = ((rgb >> 16) & 0x0000ff);
col.g = ((rgb >> 8 ) & 0x0000ff);
col.b = ((rgb ) & 0x0000ff);
}
else
{
if (cloudDesc.redIndex >= 0)
{
float multiplier = cloudDesc.hasFloatRGBColors[0] ? static_cast<float>(ccColor::MAX) : 1.0f;
col.r = static_cast<ColorCompType>(parts[cloudDesc.redIndex].toFloat() * multiplier);
}
if (cloudDesc.greenIndex >= 0)
{
float multiplier = cloudDesc.hasFloatRGBColors[1] ? static_cast<float>(ccColor::MAX) : 1.0f;
col.g = static_cast<ColorCompType>(parts[cloudDesc.greenIndex].toFloat() * multiplier);
}
if (cloudDesc.blueIndex >= 0)
{
float multiplier = cloudDesc.hasFloatRGBColors[2] ? static_cast<float>(ccColor::MAX) : 1.0f;
col.b = static_cast<ColorCompType>(parts[cloudDesc.blueIndex].toFloat() * multiplier);
}
}
cloudDesc.cloud->addRGBColor(col.rgb);
}
else if (cloudDesc.greyIndex >= 0)
CC_FILE_ERROR BinFilter::LoadFileV1(QFile& in, ccHObject& container, unsigned nbScansTotal, const LoadParameters& parameters)
{
ccLog::Print("[BIN] Version 1.0");
if (nbScansTotal > 99)
{
if (QMessageBox::question(0, QString("Oups"), QString("Hum, do you really expect %1 point clouds?").arg(nbScansTotal), QMessageBox::Yes, QMessageBox::No) == QMessageBox::No)
return CC_FERR_WRONG_FILE_TYPE;
}
else if (nbScansTotal == 0)
{
return CC_FERR_NO_LOAD;
}
ccProgressDialog pdlg(true, parameters.parentWidget);
pdlg.setMethodTitle(QObject::tr("Open Bin file (old style)"));
for (unsigned k=0; k<nbScansTotal; k++)
{
HeaderFlags header;
unsigned nbOfPoints = 0;
if (ReadEntityHeader(in, nbOfPoints, header) < 0)
{
return CC_FERR_READING;
}
//Console::print("[BinFilter::loadModelFromBinaryFile] Entity %i : %i points, color=%i, norms=%i, dists=%i\n",k,nbOfPoints,color,norms,distances);
if (nbOfPoints == 0)
{
//Console::print("[BinFilter::loadModelFromBinaryFile] rien a faire !\n");
continue;
}
//progress for this cloud
CCLib::NormalizedProgress nprogress(&pdlg, nbOfPoints);
if (parameters.alwaysDisplayLoadDialog)
{
pdlg.reset();
pdlg.setInfo(QObject::tr("cloud %1/%2 (%3 points)").arg(k + 1).arg(nbScansTotal).arg(nbOfPoints));
pdlg.start();
QApplication::processEvents();
}
//Cloud name
char cloudName[256] = "unnamed";
if (header.name)
{
for (int i=0; i<256; ++i)
{
if (in.read(cloudName+i,1) < 0)
{
//Console::print("[BinFilter::loadModelFromBinaryFile] Error reading the cloud name!\n");
return CC_FERR_READING;
}
if (cloudName[i] == 0)
{
break;
}
}
//we force the end of the name in case it is too long!
cloudName[255] = 0;
}
else
{
sprintf(cloudName,"unnamed - Cloud #%u",k);
}
//Cloud name
char sfName[1024] = "unnamed";
if (header.sfName)
{
for (int i=0; i<1024; ++i)
{
if (in.read(sfName+i,1) < 0)
{
//Console::print("[BinFilter::loadModelFromBinaryFile] Error reading the cloud name!\n");
return CC_FERR_READING;
}
if (sfName[i] == 0)
break;
}
//we force the end of the name in case it is too long!
sfName[1023] = 0;
}
else
{
strcpy(sfName,"Loaded scalar field");
}
//Creation
ccPointCloud* loadedCloud = new ccPointCloud(cloudName);
if (!loadedCloud)
return CC_FERR_NOT_ENOUGH_MEMORY;
unsigned fileChunkPos = 0;
unsigned fileChunkSize = std::min(nbOfPoints,CC_MAX_NUMBER_OF_POINTS_PER_CLOUD);
loadedCloud->reserveThePointsTable(fileChunkSize);
if (header.colors)
{
loadedCloud->reserveTheRGBTable();
loadedCloud->showColors(true);
}
if (header.normals)
{
loadedCloud->reserveTheNormsTable();
loadedCloud->showNormals(true);
}
if (header.scalarField)
loadedCloud->enableScalarField();
unsigned lineRead = 0;
int parts = 0;
const ScalarType FORMER_HIDDEN_POINTS = (ScalarType)-1.0;
//lecture du fichier
for (unsigned i=0; i<nbOfPoints; ++i)
{
if (lineRead == fileChunkPos+fileChunkSize)
{
if (header.scalarField)
loadedCloud->getCurrentInScalarField()->computeMinAndMax();
container.addChild(loadedCloud);
fileChunkPos = lineRead;
fileChunkSize = std::min(nbOfPoints-lineRead,CC_MAX_NUMBER_OF_POINTS_PER_CLOUD);
char partName[64];
++parts;
sprintf(partName,"%s.part_%i",cloudName,parts);
loadedCloud = new ccPointCloud(partName);
loadedCloud->reserveThePointsTable(fileChunkSize);
if (header.colors)
{
loadedCloud->reserveTheRGBTable();
loadedCloud->showColors(true);
}
if (header.normals)
{
loadedCloud->reserveTheNormsTable();
loadedCloud->showNormals(true);
}
if (header.scalarField)
loadedCloud->enableScalarField();
}
float Pf[3];
if (in.read((char*)Pf,sizeof(float)*3) < 0)
{
//Console::print("[BinFilter::loadModelFromBinaryFile] Error reading the %ith entity point !\n",k);
return CC_FERR_READING;
}
loadedCloud->addPoint(CCVector3::fromArray(Pf));
if (header.colors)
{
unsigned char C[3];
if (in.read((char*)C,sizeof(ColorCompType)*3) < 0)
{
//Console::print("[BinFilter::loadModelFromBinaryFile] Error reading the %ith entity colors !\n",k);
return CC_FERR_READING;
}
loadedCloud->addRGBColor(C);
}
if (header.normals)
{
CCVector3 N;
if (in.read((char*)N.u,sizeof(float)*3) < 0)
{
//Console::print("[BinFilter::loadModelFromBinaryFile] Error reading the %ith entity norms !\n",k);
return CC_FERR_READING;
}
loadedCloud->addNorm(N);
}
if (header.scalarField)
{
double D;
if (in.read((char*)&D,sizeof(double)) < 0)
{
//Console::print("[BinFilter::loadModelFromBinaryFile] Error reading the %ith entity distance!\n",k);
return CC_FERR_READING;
}
ScalarType d = static_cast<ScalarType>(D);
loadedCloud->setPointScalarValue(i,d);
}
lineRead++;
if (parameters.alwaysDisplayLoadDialog && !nprogress.oneStep())
{
loadedCloud->resize(i+1-fileChunkPos);
k=nbScansTotal;
i=nbOfPoints;
}
}
if (parameters.alwaysDisplayLoadDialog)
{
pdlg.stop();
QApplication::processEvents();
}
if (header.scalarField)
{
CCLib::ScalarField* sf = loadedCloud->getCurrentInScalarField();
assert(sf);
sf->setName(sfName);
//replace HIDDEN_VALUES by NAN_VALUES
for (unsigned i=0; i<sf->currentSize(); ++i)
{
if (sf->getValue(i) == FORMER_HIDDEN_POINTS)
sf->setValue(i,NAN_VALUE);
}
sf->computeMinAndMax();
loadedCloud->setCurrentDisplayedScalarField(loadedCloud->getCurrentInScalarFieldIndex());
loadedCloud->showSF(true);
}
container.addChild(loadedCloud);
}
return CC_FERR_NO_ERROR;
}
CC_FILE_ERROR IcmFilter::loadFile(QString filename, ccHObject& container, LoadParameters& parameters)
{
//ouverture du fichier
FILE *fp = fopen(qPrintable(filename), "rt");
if (!fp)
return CC_FERR_READING;
//buffer
char line[MAX_ASCII_FILE_LINE_LENGTH];
//lecture du header
if (!fgets(line, MAX_ASCII_FILE_LINE_LENGTH , fp))
{
fclose(fp);
return CC_FERR_READING;
}
if (strncmp(line,"#CC_ICM_FILE",12)!=0)
{
fclose(fp);
return CC_FERR_WRONG_FILE_TYPE;
}
//on extrait le chemin relatif
QString path = QFileInfo(filename).absolutePath();
char cloudFileName[MAX_ASCII_FILE_LINE_LENGTH];
if (!fgets(line, MAX_ASCII_FILE_LINE_LENGTH , fp))
{
fclose(fp);
return CC_FERR_READING;
}
if (strncmp(line,"FILE_NAME=",10)!=0)
{
fclose(fp);
return CC_FERR_WRONG_FILE_TYPE;
}
sscanf(line,"FILE_NAME=%s",cloudFileName);
char subFileType[12];
if (!fgets(line, MAX_ASCII_FILE_LINE_LENGTH , fp))
{
fclose(fp);
return CC_FERR_READING;
}
if (strncmp(line,"FILE_TYPE=",10)!=0)
{
fclose(fp);
return CC_FERR_WRONG_FILE_TYPE;
}
sscanf(line,"FILE_TYPE=%s",subFileType);
FileIOFilter::Shared filter = FileIOFilter::FindBestFilterForExtension(subFileType);
if (!filter)
{
ccLog::Warning(QString("[ICM] No I/O filter found for loading file '%1' (type = '%2')").arg(cloudFileName).arg(subFileType));
fclose(fp);
return CC_FERR_UNKNOWN_FILE;
}
//load the corresponding file (potentially containing several clouds)
CC_FILE_ERROR result = CC_FERR_NO_ERROR;
ccHObject* entities = FileIOFilter::LoadFromFile(QString("%0/%1").arg(path).arg(cloudFileName), parameters, filter, result);
if (!entities)
{
fclose(fp);
return CC_FERR_READING;
}
container.addChild(entities);
//chargement des images
if (!fgets(line, MAX_ASCII_FILE_LINE_LENGTH , fp))
{
ccLog::Error("[ICM] Read error (IMAGES_DESCRIPTOR)! No image loaded");
fclose(fp);
return CC_FERR_READING;
}
else
{
if (strncmp(line,"IMAGES_DESCRIPTOR=",18)!=0)
{
fclose(fp);
return CC_FERR_WRONG_FILE_TYPE;
}
char imagesDescriptorFileName[MAX_ASCII_FILE_LINE_LENGTH];
sscanf(line,"IMAGES_DESCRIPTOR=%s",imagesDescriptorFileName);
int n = LoadCalibratedImages(entities,path,imagesDescriptorFileName,entities->getBB_recursive());
ccLog::Print("[ICM] %i image(s) loaded ...",n);
}
fclose(fp);
return CC_FERR_NO_ERROR;
}
CC_FILE_ERROR VTKFilter::loadFile(QString filename, ccHObject& container, LoadParameters& parameters)
{
//open ASCII file for reading
QFile file(filename);
if (!file.open(QIODevice::ReadOnly | QIODevice::Text))
return CC_FERR_READING;
QTextStream inFile(&file);
//read header
QString nextline = inFile.readLine();
if (!nextline.startsWith("# vtk"))
return CC_FERR_MALFORMED_FILE;
//comment
nextline = inFile.readLine();
ccLog::Print(QString("[VTK] ")+nextline);
ccMesh* mesh = 0;
ccPointCloud* vertices = 0;
std::vector<int> indexes; //global so as to avoid unnecessary mem. allocations
QString lastSfName;
bool acceptLookupTables = true;
unsigned lastDataSize = 0;
QString fileType = inFile.readLine().toUpper();
if (fileType.startsWith("BINARY"))
{
//binary not supported yet!
ccLog::Error("VTK binary format not supported yet!");
return CC_FERR_WRONG_FILE_TYPE;
}
else if (fileType.startsWith("ASCII"))
{
//allow blank lines
QString dataType;
if (!GetNextNonEmptyLine(inFile,dataType))
return CC_FERR_MALFORMED_FILE;
if (!dataType.startsWith("DATASET"))
return CC_FERR_MALFORMED_FILE;
dataType.remove(0,8);
if (dataType.startsWith("POLYDATA"))
{
vertices = new ccPointCloud("vertices");
mesh = new ccMesh(vertices);
}
else if (dataType.startsWith("UNSTRUCTURED_GRID"))
{
vertices = new ccPointCloud("unnamed - VTK unstructured grid");
}
else
{
ccLog::Error(QString("VTK entity '%1' is not supported!").arg(dataType));
return CC_FERR_WRONG_FILE_TYPE;
}
}
//loop on keywords/data
CC_FILE_ERROR error = CC_FERR_NO_ERROR;
CCVector3d Pshift(0,0,0);
bool skipReadLine = false;
while (error == CC_FERR_NO_ERROR)
{
if (!skipReadLine && !GetNextNonEmptyLine(inFile,nextline))
break; //end of file
skipReadLine = false;
assert(!nextline.isEmpty());
if (nextline.startsWith("POINTS"))
{
QStringList parts = nextline.split(" ",QString::SkipEmptyParts);
if (parts.size() != 3)
{
error=CC_FERR_MALFORMED_FILE;
break;
}
bool ok = false;
unsigned ptsCount = parts[1].toInt(&ok);
if (!ok)
{
error = CC_FERR_MALFORMED_FILE;
break;
}
//QString dataFormat = parts[3].toUpper();
//char buffer[8];
//unsigned char datSize = 4;
//if (dataFormat == "DOUBLE")
//{
// datSize = 8;
//}
//else if (dataFormat != "FLOAT")
//{
// ccLog::Error(QString("Non floating point data (%1) is not supported!").arg(dataFormat));
// error = CC_FERR_WRONG_FILE_TYPE;
// break;
//}
if (!vertices->reserve(ptsCount))
{
error = CC_FERR_NOT_ENOUGH_MEMORY;
break;
}
//warning: multiple points can be stored on a single line!
unsigned iPt = 0;
CCVector3d Pd(0,0,0);
unsigned coordIndex = 0;
while (iPt < ptsCount)
{
nextline = inFile.readLine();
parts = nextline.split(" ",QString::SkipEmptyParts);
for (int i=0; i<parts.size(); ++i)
{
Pd.u[coordIndex] = parts[i].toDouble(&ok);
if (!ok)
{
ccLog::Warning("[VTK] Element #%1 of POINTS data is corrupted!",iPt);
error = CC_FERR_MALFORMED_FILE;
iPt = ptsCount;
break;
}
if (coordIndex == 2)
{
//first point: check for 'big' coordinates
if (iPt == 0)
{
if (HandleGlobalShift(Pd,Pshift,parameters))
{
vertices->setGlobalShift(Pshift);
ccLog::Warning("[VTKFilter::loadFile] Cloud has been recentered! Translation: (%.2f,%.2f,%.2f)",Pshift.x,Pshift.y,Pshift.z);
}
}
CCVector3 P = CCVector3::fromArray((Pd + Pshift).u);
vertices->addPoint(P);
coordIndex = 0;
++iPt;
}
else
{
++coordIndex;
}
}
}
//end POINTS
}
else if (nextline.startsWith("POLYGONS") || nextline.startsWith("TRIANGLE_STRIPS"))
{
QStringList parts = nextline.split(" ",QString::SkipEmptyParts);
if (parts.size() != 3)
{
error = CC_FERR_MALFORMED_FILE;
break;
}
//current type name (i.e. POLYGONS or TRIANGLE_STRIPS)
QString typeName = parts[0];
bool isPolygon = (typeName == "POLYGONS");
bool ok = false;
unsigned elemCount = parts[1].toUInt(&ok);
if (!ok)
{
error = CC_FERR_MALFORMED_FILE;
break;
}
// unsigned totalElements = parts[2].toUInt(&ok);
if (!ok)
{
error = CC_FERR_MALFORMED_FILE;
break;
}
assert(mesh);
if (!mesh)
{
ccLog::Warning(QString("[VTK] We found %1 data while file is not composed of POLYDATA!").arg(typeName));
mesh = new ccMesh(vertices); //however, we can still try to load it?
}
for (unsigned i=0; i<elemCount; ++i)
{
nextline = inFile.readLine();
parts = nextline.split(" ",QString::SkipEmptyParts);
if (parts.empty())
{
error = CC_FERR_MALFORMED_FILE;
break;
}
unsigned vertCount = parts[0].toUInt(&ok);
if (!ok || static_cast<int>(vertCount) >= parts.size())
{
error = CC_FERR_MALFORMED_FILE;
break;
}
else if (vertCount < 3)
{
ccLog::Warning(QString("[VTK] Element #%1 of %2 data is corrupted! (not enough indexes)").arg(i).arg(typeName));
}
if (isPolygon && (vertCount != 3 && vertCount != 4)) //quads are easy to handle as well!
{
ccLog::Warning(QString("[VTK] POLYGON element #%1 has an unhandled size (> 4 vertices)").arg(i));
continue;
}
//reserve mem to. store indexes
if (indexes.size() < vertCount)
{
try
{
indexes.resize(vertCount);
}
catch (const std::bad_alloc&)
{
error = CC_FERR_NOT_ENOUGH_MEMORY;
break;
}
}
//decode indexes
for (unsigned j=0; j<vertCount; ++j)
{
indexes[j] = parts[j+1].toUInt(&ok);
if (!ok)
{
ccLog::Warning(QString("[VTK] Element #%1 of %2 data is corrupted! (invalid index value)").arg(i).arg(typeName));
error = CC_FERR_MALFORMED_FILE;
break;
}
}
//add the triangles
{
assert(vertCount > 2);
unsigned triCount = vertCount-2;
if (mesh->size() + triCount > mesh->maxSize())
{
if (!mesh->reserve(mesh->size()+triCount+256)) //take some advance to avoid too many allocations
{
error = CC_FERR_NOT_ENOUGH_MEMORY;
break;
}
}
if (isPolygon)
{
//triangle or quad
mesh->addTriangle(indexes[0],indexes[1],indexes[2]);
if (vertCount == 4)
mesh->addTriangle(indexes[0],indexes[2],indexes[3]);
}
else
{
//triangle strip
for (unsigned j=0; j<triCount; ++j)
mesh->addTriangle(indexes[j],indexes[j+1],indexes[j+2]);
}
}
}
if (mesh->size() != 0 && mesh->size() < mesh->maxSize())
{
mesh->resize(mesh->size());
}
//end POLYGONS or TRIANGLE_STRIPS
}
else if (nextline.startsWith("NORMALS"))
{
if (lastDataSize == 0)
lastDataSize = vertices->size();
if (lastDataSize == 0)
{
error = CC_FERR_MALFORMED_FILE;
break;
}
bool loadNormals = false;
if (lastDataSize == vertices->size())
{
if (!vertices->reserveTheNormsTable())
ccLog::Warning("[VTK] Not enough memory to load normals!");
else
loadNormals = true;
}
//warning: multiple normals can be stored on a single line!
unsigned iNorm = 0;
CCVector3 N;
unsigned coordIndex = 0;
while (iNorm < lastDataSize)
{
nextline = inFile.readLine();
QStringList parts = nextline.split(" ",QString::SkipEmptyParts);
for (int i=0; i<parts.size(); ++i)
{
bool ok;
N.u[coordIndex] = static_cast<PointCoordinateType>(parts[i].toDouble(&ok));
if (!ok)
{
ccLog::Warning("[VTK] Element #%1 of NORMALS data is corrupted!",iNorm);
error = CC_FERR_MALFORMED_FILE;
iNorm = lastDataSize;
break;
}
if (coordIndex == 2)
{
if (loadNormals)
vertices->addNorm(N);
coordIndex = 0;
++iNorm;
}
else
{
++coordIndex;
}
}
}
lastDataSize = 0; //lastDataSize is consumed
//end NORMALS
}
else if (nextline.startsWith("COLOR_SCALARS"))
{
if (lastDataSize == 0)
lastDataSize = vertices->size();
if (lastDataSize == 0)
{
error = CC_FERR_MALFORMED_FILE;
break;
}
bool loadRGBColors = vertices->reserveTheRGBTable();
if (!loadRGBColors)
ccLog::Warning("[VTK] Not enough memory to load RGB colors!");
//warning: multiple colors can be stored on a single line!
unsigned iCol = 0;
colorType rgb[3];
unsigned coordIndex = 0;
while (iCol < lastDataSize)
{
nextline = inFile.readLine();
QStringList parts = nextline.split(" ",QString::SkipEmptyParts);
for (int i=0; i<parts.size(); ++i)
{
bool ok;
rgb[coordIndex] = static_cast<colorType>(parts[i].toDouble(&ok) * ccColor::MAX);
if (!ok)
{
ccLog::Warning("[VTK] Element #%1 of COLOR_SCALARS data is corrupted!",iCol);
error = CC_FERR_MALFORMED_FILE;
iCol = lastDataSize;
break;
}
if (coordIndex == 2)
{
if (loadRGBColors)
vertices->addRGBColor(rgb);
coordIndex = 0;
++iCol;
}
else
{
++coordIndex;
}
}
}
lastDataSize = 0; //lastDataSize is consumed
//end COLOR_SCALARS
}
else if (nextline.startsWith("SCALARS"))
{
QStringList parts = nextline.split(" ",QString::SkipEmptyParts);
lastSfName = "ScalarField";
if (parts.size() > 1)
lastSfName = parts[1].replace("_"," ");
//SF already exists?
if (vertices->getScalarFieldIndexByName(qPrintable(lastSfName)) >= 0)
lastSfName += QString(" (%1)").arg(vertices->getNumberOfScalarFields());
//end of SCALARS
}
else if (nextline.startsWith("LOOKUP_TABLE") || nextline.startsWith("VECTORS"))
{
bool expected = (lastDataSize != 0);
assert(!acceptLookupTables || expected); //i.e. lastDataSize shouldn't be 0 for 'accepted' lookup tables
QStringList parts = nextline.split(" ",QString::SkipEmptyParts);
QString itemName = parts[0];
if (parts.size() > 2)
{
bool ok = false;
int valCount = parts[2].toUInt(&ok);
if (ok)
lastDataSize = valCount;
}
else if (!expected)
{
ccLog::Warning(QString("[VTK] field %1 has no size?!").arg(itemName));
error = CC_FERR_MALFORMED_FILE;
break;
}
bool createSF = (vertices->size() == lastDataSize && vertices->size() != 0);
if (acceptLookupTables && !createSF)
{
ccLog::Warning(QString("[VTK] field %1 has not the right number of points (will be ignored)").arg(itemName));
}
createSF &= (acceptLookupTables || expected);
if (createSF && lastSfName.isNull())
{
ccLog::Warning(QString("[VTK] field %1 has no name (will be ignored)").arg(itemName));
createSF = false;
}
else if (!expected)
{
ccLog::Warning(QString("[VTK] field %1 was not expected (will be ignored)").arg(itemName));
}
//create scalar field?
ccScalarField* sf = 0;
if (createSF)
{
sf = new ccScalarField(qPrintable(lastSfName));
if (!sf->reserve(lastDataSize))
{
ccLog::Warning(QString("[VTK] Not enough memory to load scalar field' %1' (will be ignored)").arg(lastSfName));
sf->release();
sf = 0;
}
}
lastSfName.clear(); //name is "consumed"
//warning: multiple colors can be stored on a single line!
unsigned iScal = 0;
while (iScal < lastDataSize)
{
nextline = inFile.readLine();
QStringList parts = nextline.split(" ",QString::SkipEmptyParts);
if (expected)
{
for (int i=0; i<parts.size(); ++i)
{
bool ok;
ScalarType d = static_cast<ScalarType>(parts[i].toDouble(&ok));
if (!ok)
{
ccLog::Warning("[VTK] Element #%1 of LOOKUP_TABLE/VECTORS data is corrupted!",iScal);
error = CC_FERR_MALFORMED_FILE;
if (sf)
{
sf->release();
sf = 0;
}
iScal = lastDataSize;
break;
}
if (sf)
sf->addElement(d);
++iScal;
}
}
else
{
//hard to guess the right format, but an unexpected field seem to always be
//organized as 'one element per line'
++iScal;
}
}
lastDataSize = 0; //lastDataSize is "consumed"
acceptLookupTables = false;
if (sf)
{
sf->computeMinAndMax();
int newSFIndex = vertices->addScalarField(sf);
if (newSFIndex == 0)
vertices->setCurrentDisplayedScalarField(newSFIndex);
vertices->showSF(true);
}
//end of SCALARS
}
else if (nextline.startsWith("POINT_DATA"))
{
//check that the number of 'point_data' match the number of points
QStringList parts = nextline.split(" ",QString::SkipEmptyParts);
acceptLookupTables = false;
if (parts.size() > 1)
{
bool ok;
lastDataSize = parts[1].toUInt(&ok);
acceptLookupTables = ok && vertices;
}
}
else if (nextline.startsWith("FIELD"))
{
QStringList parts = nextline.split(" ",QString::SkipEmptyParts);
if (parts.size() < 2)
{
error = CC_FERR_MALFORMED_FILE;
break;
}
bool ok;
unsigned elements = parts[2].toUInt(&ok);
if (!ok)
{
error = CC_FERR_MALFORMED_FILE;
break;
}
elements *= 2; //we don't know how to handle those properly but at least
//we know that for FIELD elements, there's 2 lines per element...
for (unsigned i=0; i<elements; ++i)
{
inFile.readLine(); //ignore
}
}
else //unhandled property (CELLS, CELL_TYPES, etc.)
{
QStringList parts = nextline.split(" ",QString::SkipEmptyParts);
if (parts.size() < 2)
{
ccLog::Warning(QString("[VTK] Unhandled element: %1").arg(parts[0]));
error = CC_FERR_MALFORMED_FILE;
break;
}
bool ok;
unsigned elements = parts[1].toUInt(&ok);
if (!ok)
{
error = CC_FERR_MALFORMED_FILE;
break;
}
if (nextline.startsWith("CELL_DATA"))
{
//read next line (in case we actually know how to read it!
if (!GetNextNonEmptyLine(inFile,nextline))
{
error = CC_FERR_MALFORMED_FILE;
break;
}
skipReadLine = true;
if ( nextline.startsWith("SCALARS")
|| nextline.startsWith("NORMALS")
|| nextline.startsWith("COLOR_SCALARS"))
{
lastDataSize = elements;
acceptLookupTables = false; //this property is for triangles!
continue;
}
}
//we'll try to blindly skip the elements...
for (unsigned i=0; i<elements; ++i)
{
inFile.readLine(); //ignore
}
//end unhandled property
}
if (error != CC_FERR_NO_ERROR)
break;
}
file.close();
if (vertices && vertices->size() == 0)
{
delete vertices;
vertices = 0;
if (error == CC_FERR_NO_ERROR)
error = CC_FERR_NO_LOAD;
}
if (mesh && (mesh->size() == 0 || vertices == 0))
{
delete mesh;
mesh = 0;
if (error == CC_FERR_NO_ERROR)
error = CC_FERR_NO_LOAD;
}
if (mesh)
{
container.addChild(mesh);
mesh->setVisible(true);
mesh->addChild(vertices);
vertices->setEnabled(false);
vertices->setName("Vertices");
vertices->setLocked(true); //DGM: no need to lock it as it is only used by one mesh!
//DGM: normals can be per-vertex or per-triangle so it's better to let the user do it himself later
//Moreover it's not always good idea if the user doesn't want normals (especially in ccViewer!)
if (!mesh->hasNormals())
{
// mesh->computeNormals();
ccLog::Warning("[VTK] Mesh has no normal! You can manually compute them (select it then call \"Edit > Normals > Compute\")");
}
mesh->showNormals(mesh->hasNormals());
if (vertices->hasScalarFields())
{
vertices->setCurrentDisplayedScalarField(0);
mesh->showSF(true);
}
if (vertices->hasColors())
mesh->showColors(true);
}
else if (vertices)
{
container.addChild(vertices);
vertices->setVisible(true);
if (vertices->hasNormals())
vertices->showNormals(true);
if (vertices->hasScalarFields())
{
vertices->setCurrentDisplayedScalarField(0);
vertices->showSF(true);
}
if (vertices->hasColors())
vertices->showColors(true);
}
return error;
}
CC_FILE_ERROR LASFilter::loadFile(const char* filename, ccHObject& container, bool alwaysDisplayLoadDialog/*=true*/, bool* coordinatesShiftEnabled/*=0*/, CCVector3d* coordinatesShift/*=0*/)
{
//opening file
std::ifstream ifs;
ifs.open(filename, std::ios::in | std::ios::binary);
if (ifs.fail())
return CC_FERR_READING;
liblas::Reader* reader = 0;
unsigned nbOfPoints = 0;
std::vector<std::string> dimensions;
try
{
reader = new liblas::Reader(liblas::ReaderFactory().CreateWithStream(ifs)); //using factory for automatic and transparent
//handling of compressed/uncompressed files
liblas::Header const& header = reader->GetHeader();
ccLog::PrintDebug(QString("[LAS FILE] %1 - signature: %2").arg(filename).arg(header.GetFileSignature().c_str()));
//get fields present in file
dimensions = header.GetSchema().GetDimensionNames();
//and of course the number of points
nbOfPoints = header.GetPointRecordsCount();
}
catch (...)
{
delete reader;
ifs.close();
return CC_FERR_READING;
}
if (nbOfPoints==0)
{
//strange file ;)
delete reader;
ifs.close();
return CC_FERR_NO_LOAD;
}
//dialog to choose the fields to load
if (!s_lasOpenDlg)
s_lasOpenDlg = QSharedPointer<LASOpenDlg>(new LASOpenDlg());
s_lasOpenDlg->setDimensions(dimensions);
if (alwaysDisplayLoadDialog && !s_lasOpenDlg->autoSkipMode() && !s_lasOpenDlg->exec())
{
delete reader;
ifs.close();
return CC_FERR_CANCELED_BY_USER;
}
bool ignoreDefaultFields = s_lasOpenDlg->ignoreDefaultFieldsCheckBox->isChecked();
//RGB color
liblas::Color rgbColorMask; //(0,0,0) on construction
if (s_lasOpenDlg->doLoad(LAS_RED))
rgbColorMask.SetRed(~0);
if (s_lasOpenDlg->doLoad(LAS_GREEN))
rgbColorMask.SetGreen(~0);
if (s_lasOpenDlg->doLoad(LAS_BLUE))
rgbColorMask.SetBlue(~0);
bool loadColor = (rgbColorMask[0] || rgbColorMask[1] || rgbColorMask[2]);
//progress dialog
ccProgressDialog pdlg(true); //cancel available
CCLib::NormalizedProgress nprogress(&pdlg,nbOfPoints);
pdlg.setMethodTitle("Open LAS file");
pdlg.setInfo(qPrintable(QString("Points: %1").arg(nbOfPoints)));
pdlg.start();
//number of points read from the begining of the current cloud part
unsigned pointsRead = 0;
CCVector3d Pshift(0,0,0);
//by default we read color as 8 bits integers and we will change this to 16 bits if it's not (16 bits is the standard!)
unsigned char colorCompBitDec = 0;
colorType rgb[3] = {0,0,0};
ccPointCloud* loadedCloud = 0;
std::vector<LasField> fieldsToLoad;
//if the file is too big, we will chunck it in multiple parts
unsigned int fileChunkPos = 0;
unsigned int fileChunkSize = 0;
while (true)
{
//if we reach the end of the file, or the max. cloud size limit (in which case we cerate a new chunk)
bool newPointAvailable = (nprogress.oneStep() && reader->ReadNextPoint());
if (!newPointAvailable || pointsRead == fileChunkPos+fileChunkSize)
{
if (loadedCloud)
{
if (loadedCloud->size())
{
bool thisChunkHasColors = loadedCloud->hasColors();
loadedCloud->showColors(thisChunkHasColors);
if (loadColor && !thisChunkHasColors)
ccLog::Warning("[LAS FILE] Color field was all black! We ignored it...");
while (!fieldsToLoad.empty())
{
LasField& field = fieldsToLoad.back();
if (field.sf)
{
field.sf->computeMinAndMax();
if (field.type == LAS_CLASSIFICATION
|| field.type == LAS_RETURN_NUMBER
|| field.type == LAS_NUMBER_OF_RETURNS)
{
int cMin = (int)field.sf->getMin();
int cMax = (int)field.sf->getMax();
field.sf->setColorRampSteps(std::min<int>(cMax-cMin+1,256));
//classifSF->setMinSaturation(cMin);
}
else if (field.type == LAS_INTENSITY)
{
field.sf->setColorScale(ccColorScalesManager::GetDefaultScale(ccColorScalesManager::GREY));
}
int sfIndex = loadedCloud->addScalarField(field.sf);
if (!loadedCloud->hasDisplayedScalarField())
{
loadedCloud->setCurrentDisplayedScalarField(sfIndex);
loadedCloud->showSF(!thisChunkHasColors);
}
field.sf->release();
field.sf=0;
}
else
{
ccLog::Warning(QString("[LAS FILE] All '%1' values were the same (%2)! We ignored them...").arg(LAS_FIELD_NAMES[field.type]).arg(field.firstValue));
}
fieldsToLoad.pop_back();
}
//if we have reserved too much memory
if (loadedCloud->size() < loadedCloud->capacity())
loadedCloud->resize(loadedCloud->size());
QString chunkName("unnamed - Cloud");
unsigned n = container.getChildrenNumber();
if (n!=0) //if we have more than one cloud, we append an index
{
if (n==1) //we must also update the first one!
container.getChild(0)->setName(chunkName+QString(" #1"));
chunkName += QString(" #%1").arg(n+1);
}
loadedCloud->setName(chunkName);
container.addChild(loadedCloud);
loadedCloud=0;
}
else
{
//empty cloud?!
delete loadedCloud;
loadedCloud=0;
}
}
if (!newPointAvailable)
break; //end of the file (or cancel requested)
//otherwise, we must create a new cloud
fileChunkPos = pointsRead;
fileChunkSize = std::min(nbOfPoints-pointsRead,CC_MAX_NUMBER_OF_POINTS_PER_CLOUD);
loadedCloud = new ccPointCloud();
if (!loadedCloud->reserveThePointsTable(fileChunkSize))
{
ccLog::Warning("[LASFilter::loadFile] Not enough memory!");
delete loadedCloud;
delete reader;
ifs.close();
return CC_FERR_NOT_ENOUGH_MEMORY;
}
loadedCloud->setGlobalShift(Pshift);
//DGM: from now on, we only enable scalar fields when we detect a valid value!
if (s_lasOpenDlg->doLoad(LAS_CLASSIFICATION))
fieldsToLoad.push_back(LasField(LAS_CLASSIFICATION,0,0,255)); //unsigned char: between 0 and 255
if (s_lasOpenDlg->doLoad(LAS_CLASSIF_VALUE))
fieldsToLoad.push_back(LasField(LAS_CLASSIF_VALUE,0,0,31)); //5 bits: between 0 and 31
if (s_lasOpenDlg->doLoad(LAS_CLASSIF_SYNTHETIC))
fieldsToLoad.push_back(LasField(LAS_CLASSIF_SYNTHETIC,0,0,1)); //1 bit: 0 or 1
if (s_lasOpenDlg->doLoad(LAS_CLASSIF_KEYPOINT))
fieldsToLoad.push_back(LasField(LAS_CLASSIF_KEYPOINT,0,0,1)); //1 bit: 0 or 1
if (s_lasOpenDlg->doLoad(LAS_CLASSIF_WITHHELD))
fieldsToLoad.push_back(LasField(LAS_CLASSIF_WITHHELD,0,0,1)); //1 bit: 0 or 1
if (s_lasOpenDlg->doLoad(LAS_INTENSITY))
fieldsToLoad.push_back(LasField(LAS_INTENSITY,0,0,65535)); //16 bits: between 0 and 65536
if (s_lasOpenDlg->doLoad(LAS_TIME))
fieldsToLoad.push_back(LasField(LAS_TIME,0,0,-1.0)); //8 bytes (double)
if (s_lasOpenDlg->doLoad(LAS_RETURN_NUMBER))
fieldsToLoad.push_back(LasField(LAS_RETURN_NUMBER,1,1,7)); //3 bits: between 1 and 7
if (s_lasOpenDlg->doLoad(LAS_NUMBER_OF_RETURNS))
fieldsToLoad.push_back(LasField(LAS_NUMBER_OF_RETURNS,1,1,7)); //3 bits: between 1 and 7
if (s_lasOpenDlg->doLoad(LAS_SCAN_DIRECTION))
fieldsToLoad.push_back(LasField(LAS_SCAN_DIRECTION,0,0,1)); //1 bit: 0 or 1
if (s_lasOpenDlg->doLoad(LAS_FLIGHT_LINE_EDGE))
fieldsToLoad.push_back(LasField(LAS_FLIGHT_LINE_EDGE,0,0,1)); //1 bit: 0 or 1
if (s_lasOpenDlg->doLoad(LAS_SCAN_ANGLE_RANK))
fieldsToLoad.push_back(LasField(LAS_SCAN_ANGLE_RANK,0,-90,90)); //signed char: between -90 and +90
if (s_lasOpenDlg->doLoad(LAS_USER_DATA))
fieldsToLoad.push_back(LasField(LAS_USER_DATA,0,0,255)); //unsigned char: between 0 and 255
if (s_lasOpenDlg->doLoad(LAS_POINT_SOURCE_ID))
fieldsToLoad.push_back(LasField(LAS_POINT_SOURCE_ID,0,0,65535)); //16 bits: between 0 and 65536
}
assert(newPointAvailable);
const liblas::Point& p = reader->GetPoint();
//first point: check for 'big' coordinates
if (pointsRead == 0)
{
CCVector3d P( p.GetX(),p.GetY(),p.GetZ() );
bool shiftAlreadyEnabled = (coordinatesShiftEnabled && *coordinatesShiftEnabled && coordinatesShift);
if (shiftAlreadyEnabled)
Pshift = *coordinatesShift;
bool applyAll = false;
if ( sizeof(PointCoordinateType) < 8
&& ccCoordinatesShiftManager::Handle(P.u,0,alwaysDisplayLoadDialog,shiftAlreadyEnabled,Pshift,0,applyAll))
{
loadedCloud->setGlobalShift(Pshift);
ccLog::Warning("[LASFilter::loadFile] Cloud 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 P(static_cast<PointCoordinateType>(p.GetX()+Pshift.x),
static_cast<PointCoordinateType>(p.GetY()+Pshift.y),
static_cast<PointCoordinateType>(p.GetZ()+Pshift.z));
loadedCloud->addPoint(P);
//color field
if (loadColor)
{
//Warning: LAS colors are stored on 16 bits!
liblas::Color col = p.GetColor();
col[0] &= rgbColorMask[0];
col[1] &= rgbColorMask[1];
col[2] &= rgbColorMask[2];
//if we don't have reserved a color field yet, we check first that color is not black
bool pushColor = true;
if (!loadedCloud->hasColors())
{
//if the color is not black, we are sure it's a valid color field!
if (col[0] || col[1] || col[2])
{
if (loadedCloud->reserveTheRGBTable())
{
//we must set the color (black) of all the precedently skipped points
for (unsigned i=0;i<loadedCloud->size()-1;++i)
loadedCloud->addRGBColor(ccColor::black);
}
else
{
ccLog::Warning("[LAS FILE] Not enough memory: color field will be ignored!");
loadColor = false; //no need to retry with the other chunks anyway
pushColor = false;
}
}
else //otherwise we ignore it for the moment (we'll add it later if necessary)
{
pushColor = false;
}
}
//do we need to push this color?
if (pushColor)
{
//we test if the color components are on 16 bits (standard) or only on 8 bits (it happens ;)
if (colorCompBitDec==0)
{
if ( (col[0] & 0xFF00)
|| (col[1] & 0xFF00)
|| (col[2] & 0xFF00))
{
//the color components are on 16 bits!
ccLog::Print("[LAS FILE] Color components are coded on 16 bits");
colorCompBitDec = 8;
//we fix all the precedently read colors
for (unsigned i=0;i<loadedCloud->size()-1;++i)
loadedCloud->setPointColor(i,ccColor::black); //255 >> 8 = 0!
}
}
rgb[0]=(colorType)(col[0]>>colorCompBitDec);
rgb[1]=(colorType)(col[1]>>colorCompBitDec);
rgb[2]=(colorType)(col[2]>>colorCompBitDec);
loadedCloud->addRGBColor(rgb);
}
}
//additional fields
for (std::vector<LasField>::iterator it = fieldsToLoad.begin(); it != fieldsToLoad.end(); ++it)
{
double value = 0.0;
switch (it->type)
{
case LAS_X:
case LAS_Y:
case LAS_Z:
assert(false);
break;
case LAS_INTENSITY:
value = (double)p.GetIntensity();
break;
case LAS_RETURN_NUMBER:
value = (double)p.GetReturnNumber();
break;
case LAS_NUMBER_OF_RETURNS:
value = (double)p.GetNumberOfReturns();
break;
case LAS_SCAN_DIRECTION:
value = (double)p.GetScanDirection();
break;
case LAS_FLIGHT_LINE_EDGE:
value = (double)p.GetFlightLineEdge();
break;
case LAS_CLASSIFICATION:
value = (double)p.GetClassification().GetClass();
break;
case LAS_SCAN_ANGLE_RANK:
value = (double)p.GetScanAngleRank();
break;
case LAS_USER_DATA:
value = (double)p.GetUserData();
break;
case LAS_POINT_SOURCE_ID:
value = (double)p.GetPointSourceID();
break;
case LAS_RED:
case LAS_GREEN:
case LAS_BLUE:
assert(false);
break;
case LAS_TIME:
value = p.GetTime();
break;
case LAS_CLASSIF_VALUE:
value = (double)(p.GetClassification().GetClass() & 31); //5 bits
break;
case LAS_CLASSIF_SYNTHETIC:
value = (double)(p.GetClassification().GetClass() & 32); //bit #6
break;
case LAS_CLASSIF_KEYPOINT:
value = (double)(p.GetClassification().GetClass() & 64); //bit #7
break;
case LAS_CLASSIF_WITHHELD:
value = (double)(p.GetClassification().GetClass() & 128); //bit #8
break;
case LAS_INVALID:
default:
assert(false);
break;
}
if (it->sf)
{
ScalarType s = static_cast<ScalarType>(value);
it->sf->addElement(s);
}
else
{
//first point? we track its value
if (loadedCloud->size() == 1)
{
it->firstValue = value;
}
if (!ignoreDefaultFields || value != it->firstValue || it->firstValue != it->defaultValue)
{
it->sf = new ccScalarField(it->getName());
if (it->sf->reserve(fileChunkSize))
{
it->sf->link();
//we must set the value (firstClassifValue) of all the precedently skipped points
ScalarType firstS = static_cast<ScalarType>(it->firstValue);
for (unsigned i=0; i<loadedCloud->size()-1; ++i)
it->sf->addElement(firstS);
ScalarType s = static_cast<ScalarType>(value);
it->sf->addElement(s);
}
else
{
ccLog::Warning(QString("[LAS FILE] Not enough memory: '%1' field will be ignored!").arg(LAS_FIELD_NAMES[it->type]));
it->sf->release();
it->sf = 0;
}
}
}
}
++pointsRead;
}
if (reader)
delete reader;
reader=0;
ifs.close();
return CC_FERR_NO_ERROR;
}
CC_FILE_ERROR PlyFilter::loadFile(const char* filename, ccHObject& container, bool alwaysDisplayLoadDialog/*=true*/, bool* coordinatesShiftEnabled/*=0*/, double* coordinatesShift/*=0*/)
{
//reset statics!
s_triCount = 0;
s_unsupportedPolygonType = false;
s_scalarCount=0;
s_IntensityCount=0;
s_ColorCount=0;
s_NormalCount=0;
s_PointCount=0;
s_PointDataCorrupted=false;
s_AlwaysDisplayLoadDialog=alwaysDisplayLoadDialog;
s_ShiftApplyAll=false;
s_ShiftAlreadyEnabled = (coordinatesShiftEnabled && *coordinatesShiftEnabled && coordinatesShift);
if (s_ShiftAlreadyEnabled)
memcpy(s_Pshift,coordinatesShift,sizeof(double)*3);
else
memset(s_Pshift,0,sizeof(double)*3);
/****************/
/*** Header ***/
/****************/
//open a PLY file for reading
p_ply ply = ply_open(filename,NULL, 0, NULL);
if (!ply)
return CC_FERR_READING;
ccConsole::PrintDebug("[PLY] Opening file '%s' ...",filename);
if (!ply_read_header(ply))
{
ply_close(ply);
return CC_FERR_WRONG_FILE_TYPE;
}
//storage mode: little/big endian
e_ply_storage_mode storage_mode;
get_plystorage_mode(ply,&storage_mode);
/******************/
/*** Comments ***/
/******************/
//display comments
const char* lastComment = NULL;
while ((lastComment = ply_get_next_comment(ply, lastComment)))
ccConsole::Print("[PLY][Comment] %s",lastComment);
/*******************************/
/*** Elements & properties ***/
/*******************************/
//Point-based elements (points, colors, normals, etc.)
std::vector<plyElement> pointElements;
//Mesh-based elements (vertices, etc.)
std::vector<plyElement> meshElements;
//Point-based element properties (coordinates, color components, etc.)
std::vector<plyProperty> stdProperties;
//Mesh-based element properties (vertex indexes, etc.)
std::vector<plyProperty> listProperties;
unsigned i=0;
//last read element
plyElement lastElement;
lastElement.elem = 0;
while ((lastElement.elem = ply_get_next_element(ply, lastElement.elem)))
{
//we get next element info
ply_get_element_info(lastElement.elem, &lastElement.elementName, &lastElement.elementInstances);
if (lastElement.elementInstances == 0)
{
ccConsole::Warning("[PLY] Element '%s' was ignored as it has 0 instance!",lastElement.elementName);
continue;
}
lastElement.properties.clear();
lastElement.propertiesCount=0;
lastElement.isList=false;
//printf("Element: %s\n",lastElement.elementName);
//last read property
plyProperty lastProperty;
lastProperty.prop = 0;
lastProperty.elemIndex = 0;
while ((lastProperty.prop = ply_get_next_property(lastElement.elem,lastProperty.prop)))
{
//we get next property info
ply_get_property_info(lastProperty.prop, &lastProperty.propName, &lastProperty.type, &lastProperty.length_type, &lastProperty.value_type);
//printf("\tProperty: %s (%s)\n",lastProperty.propName,e_ply_type_names[lastProperty.type]);
if (lastProperty.type == 16) //PLY_LIST
lastElement.isList = true;
lastElement.properties.push_back(lastProperty);
++lastElement.propertiesCount;
}
//if we have a "mesh-like" element
if (lastElement.isList)
{
//we store its properties in 'listProperties'
for (i=0;i<lastElement.properties.size();++i)
{
plyProperty& prop = lastElement.properties[i];
prop.elemIndex = meshElements.size();
//we only keep track of lists (we can't handle per triangle scalars)
if (prop.type == 16)
listProperties.push_back(prop);
else
{
ccConsole::Warning("[PLY] Unhandled property: [%s:%s] (%s)",
lastElement.elementName,
prop.propName,
e_ply_type_names[prop.type]);
}
}
meshElements.push_back(lastElement);
}
else //else if we have a "point-like" element
{
//we store its properties in 'stdProperties'
for (i=0;i<lastElement.properties.size();++i)
{
plyProperty& prop = lastElement.properties[i];
prop.elemIndex = pointElements.size();
stdProperties.push_back(prop);
}
pointElements.push_back(lastElement);
}
}
//We need some points at least!
if (pointElements.empty())
{
ply_close(ply);
return CC_FERR_NO_LOAD;
}
/**********************/
/*** Objects info ***/
/**********************/
const char* lastObjInfo = NULL;
while ((lastObjInfo = ply_get_next_obj_info(ply, lastObjInfo)))
ccConsole::Print("[PLY][Info] %s",lastObjInfo);
/****************/
/*** Dialog ***/
/****************/
//properties indexes (0=unassigned)
static const unsigned nStdProp=11;
int stdPropIndexes[nStdProp]={0,0,0,0,0,0,0,0,0,0,0};
int& xIndex = stdPropIndexes[0];
int& yIndex = stdPropIndexes[1];
int& zIndex = stdPropIndexes[2];
int& nxIndex = stdPropIndexes[3];
int& nyIndex = stdPropIndexes[4];
int& nzIndex = stdPropIndexes[5];
int& rIndex = stdPropIndexes[6];
int& gIndex = stdPropIndexes[7];
int& bIndex = stdPropIndexes[8];
int& iIndex = stdPropIndexes[9];
int& sfIndex = stdPropIndexes[10];
static const unsigned nListProp=1;
int listPropIndexes[nListProp]={0};
int& facesIndex = listPropIndexes[0];
//Combo box items for standard properties (coordinates, color components, etc.)
QStringList stdPropsText;
stdPropsText << QString("None");
for (i=1; i<=stdProperties.size(); ++i)
{
plyProperty& pp = stdProperties[i-1];
QString itemText = QString("%1 - %2 [%3]").arg(pointElements[pp.elemIndex].elementName).arg(pp.propName).arg(e_ply_type_names[pp.type]);
assert(pp.type!=16); //we don't want any PLY_LIST here
stdPropsText << itemText;
QString elementName = QString(pointElements[pp.elemIndex].elementName).toUpper();
QString propName = QString(pp.propName).toUpper();
if (nxIndex == 0 && (propName.contains("NX") || (elementName.contains("NORM") && propName.endsWith("X"))))
nxIndex = i;
else if (nyIndex == 0 && (propName.contains("NY") || (elementName.contains("NORM") && propName.endsWith("Y"))))
nyIndex = i;
else if (nzIndex == 0 && (propName.contains("NZ") || (elementName.contains("NORM") && propName.endsWith("Z"))))
nzIndex = i;
else if (rIndex == 0 && (propName.contains("RED") || (elementName.contains("COL") && propName.endsWith("R"))))
rIndex = i;
else if (gIndex == 0 && (propName.contains("GREEN") || (elementName.contains("COL") && propName.endsWith("G"))))
gIndex = i;
else if (bIndex == 0 && (propName.contains("BLUE") || (elementName.contains("COL") && propName.endsWith("B"))))
bIndex = i;
else if (iIndex == 0 && (propName.contains("INTENSITY") || propName.contains("GRAY") || propName.contains("GREY") || (elementName.contains("COL") && propName.endsWith("I"))))
iIndex = i;
else if (elementName.contains("VERT") || elementName.contains("POINT"))
{
if (sfIndex == 0 && propName.contains("SCAL"))
sfIndex = i;
else if (xIndex == 0 && propName.endsWith("X"))
xIndex = i;
else if (yIndex == 0 && propName.endsWith("Y"))
yIndex = i;
else if (zIndex == 0 && propName.endsWith("Z"))
zIndex = i;
}
else if (sfIndex == 0 && (propName.contains("SCAL") || propName.contains("VAL")))
sfIndex = i;
}
//Combo box items for list properties (vertex indexes, etc.)
QStringList listPropsText;
listPropsText << QString("None");
for (i=0; i<listProperties.size(); ++i)
{
plyProperty& pp = listProperties[i];
QString itemText = QString("%0 - %1 [%2]").arg(meshElements[pp.elemIndex].elementName).arg(pp.propName).arg(e_ply_type_names[pp.type]);
assert(pp.type==16); //we only want PLY_LIST here
listPropsText << itemText;
QString elementName = QString(meshElements[pp.elemIndex].elementName).toUpper();
QString propName = QString(pp.propName).toUpper();
if (facesIndex == 0 && (elementName.contains("FACE") || elementName.contains("TRI")) && propName.contains("IND"))
facesIndex = i+1;
}
//combo-box max visible items
int stdPropsCount = stdPropsText.count();
int listPropsCount = listPropsText.count();
//we need at least 2 coordinates!
if (stdPropsCount<2)
{
return CC_FERR_BAD_ENTITY_TYPE;
}
else if (stdPropsCount<4 && !alwaysDisplayLoadDialog)
{
//brute force heuristic
xIndex = 1;
yIndex = 2;
zIndex = (stdPropsCount>3 ? 3 : 0);
facesIndex = (listPropsCount>1 ? 1 : 0);
}
else
{
//we count all assigned properties
int assignedStdProperties = 0;
for (i=0;i<nStdProp;++i)
if (stdPropIndexes[i]>0)
++assignedStdProperties;
int assignedListProperties = 0;
for (i=0;i<nListProp;++i)
if (listPropIndexes[i]>0)
++assignedListProperties;
if (alwaysDisplayLoadDialog ||
stdPropsCount > assignedStdProperties+1 || //+1 because of the first item in the combo box ('none')
listPropsCount > assignedListProperties+1) //+1 because of the first item in the combo box ('none')
{
PlyOpenDlg pod/*(MainWindow::TheInstance())*/;
pod.plyTypeEdit->setText(e_ply_storage_mode_names[storage_mode]);
pod.elementsEdit->setText(QString::number(pointElements.size()));
pod.propertiesEdit->setText(QString::number(listProperties.size()+stdProperties.size()));
//we fill every combo box
pod.xComboBox->addItems(stdPropsText);
pod.xComboBox->setCurrentIndex(xIndex);
pod.xComboBox->setMaxVisibleItems(stdPropsCount);
pod.yComboBox->addItems(stdPropsText);
pod.yComboBox->setCurrentIndex(yIndex);
pod.yComboBox->setMaxVisibleItems(stdPropsCount);
pod.zComboBox->addItems(stdPropsText);
pod.zComboBox->setCurrentIndex(zIndex);
pod.zComboBox->setMaxVisibleItems(stdPropsCount);
pod.rComboBox->addItems(stdPropsText);
pod.rComboBox->setCurrentIndex(rIndex);
pod.rComboBox->setMaxVisibleItems(stdPropsCount);
pod.gComboBox->addItems(stdPropsText);
pod.gComboBox->setCurrentIndex(gIndex);
pod.gComboBox->setMaxVisibleItems(stdPropsCount);
pod.bComboBox->addItems(stdPropsText);
pod.bComboBox->setCurrentIndex(bIndex);
pod.bComboBox->setMaxVisibleItems(stdPropsCount);
pod.iComboBox->addItems(stdPropsText);
pod.iComboBox->setCurrentIndex(iIndex);
pod.iComboBox->setMaxVisibleItems(stdPropsCount);
pod.sfComboBox->addItems(stdPropsText);
pod.sfComboBox->setCurrentIndex(sfIndex);
pod.sfComboBox->setMaxVisibleItems(stdPropsCount);
pod.nxComboBox->addItems(stdPropsText);
pod.nxComboBox->setCurrentIndex(nxIndex);
pod.nxComboBox->setMaxVisibleItems(stdPropsCount);
pod.nyComboBox->addItems(stdPropsText);
pod.nyComboBox->setCurrentIndex(nyIndex);
pod.nyComboBox->setMaxVisibleItems(stdPropsCount);
pod.nzComboBox->addItems(stdPropsText);
pod.nzComboBox->setCurrentIndex(nzIndex);
pod.nzComboBox->setMaxVisibleItems(stdPropsCount);
pod.facesComboBox->addItems(listPropsText);
pod.facesComboBox->setCurrentIndex(facesIndex);
pod.facesComboBox->setMaxVisibleItems(listPropsCount);
//We execute dialog
if (!pod.exec())
{
ply_close(ply);
return CC_FERR_CANCELED_BY_USER;
}
//Force events processing (to hide dialog)
QCoreApplication::processEvents();
xIndex = pod.xComboBox->currentIndex();
yIndex = pod.yComboBox->currentIndex();
zIndex = pod.zComboBox->currentIndex();
nxIndex = pod.nxComboBox->currentIndex();
nyIndex = pod.nyComboBox->currentIndex();
nzIndex = pod.nzComboBox->currentIndex();
rIndex = pod.rComboBox->currentIndex();
gIndex = pod.gComboBox->currentIndex();
bIndex = pod.bComboBox->currentIndex();
iIndex = pod.iComboBox->currentIndex();
facesIndex = pod.facesComboBox->currentIndex();
sfIndex = pod.sfComboBox->currentIndex();
}
}
/*************************/
/*** Callbacks setup ***/
/*************************/
//Main point cloud
ccPointCloud* cloud = new ccPointCloud("unnamed - Cloud");
/* POINTS (X,Y,Z) */
unsigned numberOfPoints=0;
assert(xIndex != yIndex && xIndex != zIndex && yIndex != zIndex);
//POINTS (X)
if (xIndex>0)
{
long flags = ELEM_POS_0; //X coordinate
if (xIndex > yIndex && xIndex > zIndex)
flags |= ELEM_EOL;
plyProperty& pp = stdProperties[xIndex-1];
ply_set_read_cb(ply, pointElements[pp.elemIndex].elementName, pp.propName, vertex_cb, cloud, flags);
numberOfPoints = pointElements[pp.elemIndex].elementInstances;
}
//POINTS (Y)
if (yIndex>0)
{
long flags = ELEM_POS_1; //Y coordinate
if (yIndex > xIndex && yIndex > zIndex)
flags |= ELEM_EOL;
plyProperty& pp = stdProperties[yIndex-1];
ply_set_read_cb(ply, pointElements[pp.elemIndex].elementName, pp.propName, vertex_cb, cloud, flags);
if (numberOfPoints > 0)
{
if ((long)numberOfPoints != pointElements[pp.elemIndex].elementInstances)
{
ccConsole::Warning("[PLY] Bad/uncompatible assignation of point properties!");
delete cloud;
ply_close(ply);
return CC_FERR_BAD_ENTITY_TYPE;
}
}
else numberOfPoints = pointElements[pp.elemIndex].elementInstances;
}
//POINTS (Z)
if (zIndex>0)
{
long flags = ELEM_POS_2; //Z coordinate
if (zIndex > xIndex && zIndex > yIndex)
flags |= ELEM_EOL;
plyProperty& pp = stdProperties[zIndex-1];
ply_set_read_cb(ply, pointElements[pp.elemIndex].elementName, pp.propName, vertex_cb, cloud, flags);
if (numberOfPoints > 0)
{
if ((long)numberOfPoints != pointElements[pp.elemIndex].elementInstances)
{
ccConsole::Warning("[PLY] Bad/uncompatible assignation of point properties!");
delete cloud;
ply_close(ply);
return CC_FERR_BAD_ENTITY_TYPE;
}
}
else numberOfPoints = pointElements[pp.elemIndex].elementInstances;
}
if (numberOfPoints == 0 || !cloud->reserveThePointsTable(numberOfPoints))
{
delete cloud;
ply_close(ply);
return CC_FERR_NOT_ENOUGH_MEMORY;
}
/* NORMALS (X,Y,Z) */
unsigned numberOfNormals=0;
assert(nxIndex == 0 || (nxIndex != nyIndex && nxIndex != nzIndex));
assert(nyIndex == 0 || (nyIndex != nxIndex && nyIndex != nzIndex));
assert(nzIndex == 0 || (nzIndex != nxIndex && nzIndex != nyIndex));
//NORMALS (X)
if (nxIndex>0)
{
long flags = ELEM_POS_0; //Nx
if (nxIndex > nyIndex && nxIndex > nzIndex)
flags |= ELEM_EOL;
plyProperty& pp = stdProperties[nxIndex-1];
ply_set_read_cb(ply, pointElements[pp.elemIndex].elementName, pp.propName, normal_cb, cloud, flags);
numberOfNormals = pointElements[pp.elemIndex].elementInstances;
}
//NORMALS (Y)
if (nyIndex>0)
{
long flags = ELEM_POS_1; //Ny
if (nyIndex > nxIndex && nyIndex > nzIndex)
flags |= ELEM_EOL;
plyProperty& pp = stdProperties[nyIndex-1];
ply_set_read_cb(ply, pointElements[pp.elemIndex].elementName, pp.propName, normal_cb, cloud, flags);
numberOfNormals = ccMax(numberOfNormals, (unsigned)pointElements[pp.elemIndex].elementInstances);
}
//NORMALS (Z)
if (nzIndex>0)
{
long flags = ELEM_POS_2; //Nz
if (nzIndex > nxIndex && nzIndex > nyIndex)
flags |= ELEM_EOL;
plyProperty& pp = stdProperties[nzIndex-1];
ply_set_read_cb(ply, pointElements[pp.elemIndex].elementName, pp.propName, normal_cb, cloud, flags);
numberOfNormals = ccMax(numberOfNormals, (unsigned)pointElements[pp.elemIndex].elementInstances);
}
//We check that the number of normals corresponds to the number of points
if (numberOfNormals > 0)
{
if (numberOfPoints != numberOfNormals)
{
ccConsole::Warning("[PLY] The number of normals doesn't match the number of points!");
delete cloud;
ply_close(ply);
return CC_FERR_BAD_ENTITY_TYPE;
}
if (!cloud->reserveTheNormsTable())
{
delete cloud;
ply_close(ply);
return CC_FERR_NOT_ENOUGH_MEMORY;
}
cloud->showNormals(true);
}
/* COLORS (R,G,B) */
unsigned numberOfColors=0;
assert(rIndex == 0 || (rIndex != gIndex && rIndex != bIndex));
assert(gIndex == 0 || (gIndex != rIndex && gIndex != bIndex));
assert(bIndex == 0 || (bIndex != rIndex && bIndex != gIndex));
if (rIndex>0)
{
long flags = ELEM_POS_0; //R
if (rIndex > gIndex && rIndex > bIndex)
flags |= ELEM_EOL;
plyProperty& pp = stdProperties[rIndex-1];
ply_set_read_cb(ply, pointElements[pp.elemIndex].elementName, pp.propName, rgb_cb, cloud, flags);
numberOfColors = pointElements[pp.elemIndex].elementInstances;
}
if (gIndex>0)
{
long flags = ELEM_POS_1; //G
if (gIndex > rIndex && gIndex > bIndex)
flags |= ELEM_EOL;
plyProperty& pp = stdProperties[gIndex-1];
ply_set_read_cb(ply, pointElements[pp.elemIndex].elementName, pp.propName, rgb_cb, cloud, flags);
numberOfColors = ccMax(numberOfColors, (unsigned)pointElements[pp.elemIndex].elementInstances);
}
if (bIndex>0)
{
long flags = ELEM_POS_2; //B
if (bIndex > rIndex && bIndex > gIndex)
flags |= ELEM_EOL;
plyProperty& pp = stdProperties[bIndex-1];
ply_set_read_cb(ply, pointElements[pp.elemIndex].elementName, pp.propName, rgb_cb, cloud, flags);
numberOfColors = ccMax(numberOfColors, (unsigned)pointElements[pp.elemIndex].elementInstances);
}
/* Intensity (I) */
//INTENSITE (G)
if (iIndex>0)
{
if (numberOfColors>0)
{
ccConsole::Error("Can't import colors AND intensity (intensities will be ignored)!");
ccConsole::Warning("[PLY] intensities will be ignored");
}
else
{
plyProperty pp = stdProperties[iIndex-1];
ply_set_read_cb(ply, pointElements[pp.elemIndex].elementName, pp.propName, grey_cb, cloud, 0);
numberOfColors = pointElements[pp.elemIndex].elementInstances;
}
}
//We check that the number of colors corresponds to the number of points
if (numberOfColors > 0)
{
if (numberOfPoints != numberOfColors)
{
ccConsole::Warning("The number of colors doesn't match the number of points!");
delete cloud;
ply_close(ply);
return CC_FERR_BAD_ENTITY_TYPE;
}
if (!cloud->reserveTheRGBTable())
{
delete cloud;
ply_close(ply);
return CC_FERR_NOT_ENOUGH_MEMORY;
}
cloud->showColors(true);
}
/* SCALAR FIELD (SF) */
unsigned numberOfScalars=0;
if (sfIndex>0)
{
plyProperty& pp = stdProperties[sfIndex-1];
numberOfScalars = pointElements[pp.elemIndex].elementInstances;
//does the number of scalars matches the number of points?
if (numberOfPoints != numberOfScalars)
{
ccConsole::Error("The number of scalars doesn't match the number of points (they will be ignored)!");
ccConsole::Warning("[PLY] Scalar field ignored!");
numberOfScalars = 0;
}
else if (!cloud->enableScalarField())
{
ccConsole::Error("Not enough memory to load scalar field (they will be ignored)!");
ccConsole::Warning("[PLY] Scalar field ignored!");
numberOfScalars = 0;
}
else
{
CCLib::ScalarField* sf = cloud->getCurrentInScalarField();
if (sf)
{
QString qPropName(pp.propName);
if (qPropName.startsWith("scalar_") && qPropName.length()>7)
{
//remove the 'scalar_' prefix added when saving SF with CC!
qPropName = qPropName.mid(7).replace('_',' ');
sf->setName(qPrintable(qPropName));
}
else
{
sf->setName(pp.propName);
}
}
ply_set_read_cb(ply, pointElements[pp.elemIndex].elementName, pp.propName, scalar_cb, cloud, 1);
}
cloud->showSF(true);
}
/* MESH FACETS (TRI) */
ccMesh* mesh = 0;
unsigned numberOfFacets=0;
if (facesIndex>0)
{
plyProperty& pp = listProperties[facesIndex-1];
assert(pp.type==16); //we only accept PLY_LIST here!
mesh = new ccMesh(cloud);
numberOfFacets = meshElements[pp.elemIndex].elementInstances;
if (!mesh->reserve(numberOfFacets))
{
ccConsole::Error("Not enough memory to load facets (they will be ignored)!");
ccConsole::Warning("[PLY] Mesh ignored!");
delete mesh;
mesh = 0;
numberOfFacets = 0;
}
else
{
ply_set_read_cb(ply, meshElements[pp.elemIndex].elementName, pp.propName, face_cb, mesh, 0);
}
}
QProgressDialog progressDlg(QString("Loading in progress..."),0,0,0,0,Qt::Popup);
progressDlg.setMinimumDuration(0);
progressDlg.setModal(true);
progressDlg.show();
QApplication::processEvents();
int success = ply_read(ply);
progressDlg.close();
ply_close(ply);
if (success<1)
{
if (mesh)
delete mesh;
delete cloud;
return CC_FERR_READING;
}
//we check mesh
if (mesh && mesh->size()==0)
{
if (s_unsupportedPolygonType)
ccConsole::Error("Mesh is not triangular! (unsupported)");
else
ccConsole::Error("Mesh is empty!");
delete mesh;
mesh=0;
}
//we save coordinates shift information
if (s_ShiftApplyAll && coordinatesShiftEnabled && coordinatesShift)
{
*coordinatesShiftEnabled = true;
coordinatesShift[0] = s_Pshift[0];
coordinatesShift[1] = s_Pshift[1];
coordinatesShift[2] = s_Pshift[2];
}
//we update scalar field
CCLib::ScalarField* sf = cloud->getCurrentInScalarField();
if (sf)
{
sf->setPositive(!s_negSF);
sf->computeMinAndMax();
int sfIdx = cloud->getCurrentInScalarFieldIndex();
cloud->setCurrentDisplayedScalarField(sfIdx);
cloud->showSF(sfIdx>=0);
}
if (mesh)
{
assert(s_triCount > 0);
//check number of loaded facets against 'theoretical' number
if (s_triCount<numberOfFacets)
{
mesh->resize(s_triCount);
ccConsole::Warning("[PLY] Missing vertex indexes!");
}
//check that vertex indices start at 0
unsigned minVertIndex=numberOfPoints,maxVertIndex=0;
for (unsigned i=0;i<s_triCount;++i)
{
const CCLib::TriangleSummitsIndexes* tri = mesh->getTriangleIndexes(i);
if (tri->i1 < minVertIndex)
minVertIndex = tri->i1;
else if (tri->i1 > maxVertIndex)
maxVertIndex = tri->i1;
if (tri->i2 < minVertIndex)
minVertIndex = tri->i2;
else if (tri->i2 > maxVertIndex)
maxVertIndex = tri->i2;
if (tri->i3 < minVertIndex)
minVertIndex = tri->i3;
else if (tri->i3 > maxVertIndex)
maxVertIndex = tri->i3;
}
if (maxVertIndex>=numberOfPoints)
{
if (maxVertIndex == numberOfPoints && minVertIndex > 0)
{
ccLog::Warning("[PLY] Vertex indices seem to be shifted (+1)! We will try to 'unshift' indices (otherwise file is corrupted...)");
for (unsigned i=0;i<s_triCount;++i)
{
CCLib::TriangleSummitsIndexes* tri = mesh->getTriangleIndexes(i);
--tri->i1;
--tri->i2;
--tri->i3;
}
}
else //file is definitely corrupted!
{
ccLog::Warning("[PLY] Invalid vertex indices!");
delete mesh;
delete cloud;
return CC_FERR_MALFORMED_FILE;
}
}
mesh->addChild(cloud);
cloud->setEnabled(false);
cloud->setName("Vertices");
//cloud->setLocked(true); //DGM: no need to lock it as it is only used by one mesh!
if (cloud->hasColors())
mesh->showColors(true);
if (cloud->hasDisplayedScalarField())
mesh->showSF(true);
if (cloud->hasNormals())
mesh->showNormals(true);
else
mesh->computeNormals();
container.addChild(mesh);
}
else
{
container.addChild(cloud);
}
return CC_FERR_NO_ERROR;
}
CC_FILE_ERROR PVFilter::loadFile(QString filename, ccHObject& container, LoadParameters& parameters)
{
//opening file
QFile in(filename);
if (!in.open(QIODevice::ReadOnly))
return CC_FERR_READING;
//we deduce the points number from the file size
qint64 fileSize = in.size();
qint64 singlePointSize = 4*sizeof(float);
//check that size is ok
if (fileSize == 0)
return CC_FERR_NO_LOAD;
if ((fileSize % singlePointSize) != 0)
return CC_FERR_MALFORMED_FILE;
unsigned numberOfPoints = static_cast<unsigned>(fileSize / singlePointSize);
//progress dialog
ccProgressDialog pdlg(true); //cancel available
CCLib::NormalizedProgress nprogress(&pdlg,numberOfPoints);
pdlg.setMethodTitle("Open PV file");
pdlg.setInfo(qPrintable(QString("Points: %1").arg(numberOfPoints)));
pdlg.start();
ccPointCloud* loadedCloud = 0;
//if the file is too big, it will be chuncked in multiple parts
unsigned chunkIndex = 0;
unsigned fileChunkPos = 0;
unsigned fileChunkSize = 0;
//number of points read for the current cloud part
unsigned pointsRead = 0;
CC_FILE_ERROR result = CC_FERR_NO_ERROR;
for (unsigned i=0;i<numberOfPoints;i++)
{
//if we reach the max. cloud size limit, we cerate a new chunk
if (pointsRead == fileChunkPos+fileChunkSize)
{
if (loadedCloud)
{
int sfIdx = loadedCloud->getCurrentInScalarFieldIndex();
if (sfIdx>=0)
{
CCLib::ScalarField* sf = loadedCloud->getScalarField(sfIdx);
sf->computeMinAndMax();
loadedCloud->setCurrentDisplayedScalarField(sfIdx);
loadedCloud->showSF(true);
}
container.addChild(loadedCloud);
}
fileChunkPos = pointsRead;
fileChunkSize = std::min<unsigned>(numberOfPoints-pointsRead,CC_MAX_NUMBER_OF_POINTS_PER_CLOUD);
loadedCloud = new ccPointCloud(QString("unnamed - Cloud #%1").arg(++chunkIndex));
if (!loadedCloud || !loadedCloud->reserveThePointsTable(fileChunkSize) || !loadedCloud->enableScalarField())
{
result = CC_FERR_NOT_ENOUGH_MEMORY;
if (loadedCloud)
delete loadedCloud;
loadedCloud=0;
break;
}
}
//we read the 3 coordinates of the point
float rBuff[3];
if (in.read((char*)rBuff,3*sizeof(float))>=0)
{
//conversion to CCVector3
CCVector3 P((PointCoordinateType)rBuff[0],
(PointCoordinateType)rBuff[1],
(PointCoordinateType)rBuff[2]);
loadedCloud->addPoint(P);
}
else
{
result = CC_FERR_READING;
break;
}
//then the scalar value
if (in.read((char*)rBuff,sizeof(float))>=0)
{
loadedCloud->setPointScalarValue(pointsRead,(ScalarType)rBuff[0]);
}
else
{
//add fake scalar value for consistency then break
loadedCloud->setPointScalarValue(pointsRead,0);
result = CC_FERR_READING;
break;
}
++pointsRead;
if (!nprogress.oneStep())
{
result = CC_FERR_CANCELED_BY_USER;
break;
}
}
in.close();
if (loadedCloud)
{
if (loadedCloud->size() < loadedCloud->capacity())
loadedCloud->resize(loadedCloud->size());
int sfIdx = loadedCloud->getCurrentInScalarFieldIndex();
if (sfIdx>=0)
{
CCLib::ScalarField* sf = loadedCloud->getScalarField(sfIdx);
sf->computeMinAndMax();
loadedCloud->setCurrentDisplayedScalarField(sfIdx);
loadedCloud->showSF(true);
}
container.addChild(loadedCloud);
}
return result;
}
CC_FILE_ERROR SoiFilter::loadFile(QString filename, ccHObject& container, LoadParameters& parameters)
{
//open the file
FILE *fp = fopen(qPrintable(filename), "rt");
if (!fp)
return CC_FERR_READING;
std::string line;
line.resize(MAX_ASCII_FILE_LINE_LENGTH);
unsigned nbScansTotal = 0;
unsigned nbPointsTotal = 0;
//we read the first line
char* eof = fgets ((char*)line.c_str(), MAX_ASCII_FILE_LINE_LENGTH , fp);
char* pEnd;
//header
while ((strcmp((char*)line.substr(0,4).c_str(),"#CC#") != 0)&&(eof != NULL))
{
if (strcmp(line.substr(0,4).c_str(),"#NP#")==0)
{
std::string numPoints (line,4,line.size()-4);
nbPointsTotal=strtol(numPoints.c_str(),&pEnd,0);
//ccLog::Print("[SoiFilter::loadFile] Total number of points: %i",nbPointsTotal);
}
else if (strcmp(line.substr(0,4).c_str(),"#NS#")==0)
{
std::string numScans (line,4,line.size()-4);
nbScansTotal=strtol(numScans.c_str(),&pEnd,0);
//ccLog::Print("[SoiFilter::loadFile] Total number of scans: %i",nbScansTotal);
}
eof = fgets ((char*)line.c_str(), MAX_ASCII_FILE_LINE_LENGTH , fp);
}
if ((nbScansTotal == 0)||(nbPointsTotal == 0))
{
ccLog::Warning("[SoiFilter::loadFile] No points or scans defined in this file!");
fclose(fp);
return CC_FERR_NO_LOAD;
}
//Progress dialog
ccProgressDialog pdlg(false); //cancel is not supported
pdlg.setMethodTitle("Open SOI file");
char buffer[256];
sprintf(buffer,"%u scans / %u points\n",nbScansTotal,nbPointsTotal);
CCLib::NormalizedProgress nprogress(&pdlg,nbPointsTotal);
pdlg.setInfo(buffer);
pdlg.start();
//Scan by scan
for (unsigned k=0; k<nbScansTotal; k++)
{
char* eof = fgets ((char*)line.c_str(), MAX_ASCII_FILE_LINE_LENGTH , fp);
//we only look for points (we ignore the rest)
while ((strcmp(line.substr(0,4).c_str(),"#pt#")!=0)&&(eof != NULL))
eof = fgets ((char*)line.c_str(), MAX_ASCII_FILE_LINE_LENGTH , fp);
unsigned nbOfPoints = 0;
if (strcmp(line.substr(0,4).c_str(),"#pt#")==0)
{
std::string numPoints(line,4,line.size()-4);
nbOfPoints = strtol(numPoints.c_str(),&pEnd,0);
//ccLog::Print("[SoiFilter::loadFile] Scan %i - points: %i",k+1,nbOfPoints);
}
else
{
ccLog::Warning("[SoiFilter::loadFile] Can't find marker '#pt#'!");
fclose(fp);
return CC_FERR_WRONG_FILE_TYPE;
}
if (nbOfPoints == 0)
{
ccLog::Warning("[SoiFilter::loadFile] Scan #%i is empty!",k);
continue;
}
//Creation de la liste de points
QString name = QString("unnamed - Scan #%1").arg(k);
ccPointCloud* loadedCloud = new ccPointCloud(name);
if ( !loadedCloud->reserveThePointsTable(nbOfPoints) || !loadedCloud->reserveTheRGBTable() )
{
fclose(fp);
delete loadedCloud;
return CC_FERR_NOT_ENOUGH_MEMORY;
}
loadedCloud->showColors(true);
//we can read points now
for (unsigned i=0; i<nbOfPoints; i++)
{
float P[3];
int c = 0;
fscanf(fp,"%f %f %f %i",P,P+1,P+2,&c);
loadedCloud->addPoint(CCVector3::fromArray(P));
loadedCloud->addGreyColor(static_cast<colorType>(c<<3)); //<<2 ? <<3 ? we lack some info. here ...
nprogress.oneStep();
}
container.addChild(loadedCloud);
}
fclose(fp);
return CC_FERR_NO_ERROR;
}
CC_FILE_ERROR OFFFilter::loadFile(QString filename, ccHObject& container, LoadParameters& parameters)
{
//try to open file
QFile fp(filename);
if (!fp.open(QIODevice::ReadOnly | QIODevice::Text))
return CC_FERR_READING;
QTextStream stream(&fp);
QString currentLine = stream.readLine();
if (!currentLine.toUpper().startsWith("OFF"))
return CC_FERR_MALFORMED_FILE;
//check if the number of vertices/faces/etc. are on the first line (yes it happens :( )
QStringList tokens = currentLine.split(QRegExp("\\s+"),QString::SkipEmptyParts);
if (tokens.size() == 4)
{
tokens.removeAt(0);
}
else
{
currentLine = GetNextLine(stream);
//end of file already?!
if (currentLine.isNull())
return CC_FERR_MALFORMED_FILE;
//read the number of vertices/faces
tokens = currentLine.split(QRegExp("\\s+"),QString::SkipEmptyParts);
if (tokens.size() < 2/*3*/) //should be 3 but we only use the 2 firsts...
return CC_FERR_MALFORMED_FILE;
}
bool ok = false;
unsigned vertCount = tokens[0].toUInt(&ok);
if (!ok)
return CC_FERR_MALFORMED_FILE;
unsigned triCount = tokens[1].toUInt(&ok);
if (!ok)
return CC_FERR_MALFORMED_FILE;
//create cloud and reserve some memory
ccPointCloud* vertices = new ccPointCloud("vertices");
if (!vertices->reserve(vertCount))
{
delete vertices;
return CC_FERR_NOT_ENOUGH_MEMORY;
}
//read vertices
{
CCVector3d Pshift(0,0,0);
for (unsigned i=0; i<vertCount; ++i)
{
currentLine = GetNextLine(stream);
tokens = currentLine.split(QRegExp("\\s+"),QString::SkipEmptyParts);
if (tokens.size() < 3)
{
delete vertices;
return CC_FERR_MALFORMED_FILE;
}
//read vertex
CCVector3d Pd(0,0,0);
{
bool vertexIsOk = false;
Pd.x = tokens[0].toDouble(&vertexIsOk);
if (vertexIsOk)
{
Pd.y = tokens[1].toDouble(&vertexIsOk);
if (vertexIsOk)
Pd.z = tokens[2].toDouble(&vertexIsOk);
}
if (!vertexIsOk)
{
delete vertices;
return CC_FERR_MALFORMED_FILE;
}
}
//first point: check for 'big' coordinates
if (i == 0)
{
if (HandleGlobalShift(Pd,Pshift,parameters))
{
vertices->setGlobalShift(Pshift);
ccLog::Warning("[OFF] Cloud has been recentered! Translation: (%.2f,%.2f,%.2f)",Pshift.x,Pshift.y,Pshift.z);
}
}
CCVector3 P = CCVector3::fromArray((Pd + Pshift).u);
vertices->addPoint(P);
}
}
ccMesh* mesh = new ccMesh(vertices);
mesh->addChild(vertices);
if (!mesh->reserve(triCount))
{
delete mesh;
return CC_FERR_NOT_ENOUGH_MEMORY;
}
//load triangles
{
bool ignoredPolygons = false;
for (unsigned i=0; i<triCount; ++i)
{
currentLine = GetNextLine(stream);
tokens = currentLine.split(QRegExp("\\s+"),QString::SkipEmptyParts);
if (tokens.size() < 3)
{
delete mesh;
return CC_FERR_MALFORMED_FILE;
}
unsigned polyVertCount = tokens[0].toUInt(&ok);
if (!ok || static_cast<int>(polyVertCount) >= tokens.size())
{
delete mesh;
return CC_FERR_MALFORMED_FILE;
}
if (polyVertCount == 3 || polyVertCount == 4)
{
//decode indexes
unsigned indexes[4];
for (unsigned j=0; j<polyVertCount; ++j)
{
indexes[j] = tokens[j+1].toUInt(&ok);
if (!ok)
{
delete mesh;
return CC_FERR_MALFORMED_FILE;
}
}
//reserve memory if necessary
unsigned polyTriCount = polyVertCount-2;
if (mesh->size() + polyTriCount > mesh->capacity())
{
if (!mesh->reserve(mesh->size() + polyTriCount + 256)) //use some margin to avoid too many allocations
{
delete mesh;
return CC_FERR_NOT_ENOUGH_MEMORY;
}
}
//triangle or quad only
mesh->addTriangle(indexes[0],indexes[1],indexes[2]);
if (polyVertCount == 4)
mesh->addTriangle(indexes[0],indexes[2],indexes[3]);
}
else
{
ignoredPolygons = true;
}
}
if (ignoredPolygons)
{
ccLog::Warning("[OFF] Some polygons with an unhandled size (i.e. > 4) were ignored!");
}
}
if (mesh->size() == 0)
{
ccLog::Warning("[OFF] Failed to load any polygon!");
mesh->detachChild(vertices);
delete mesh;
mesh = 0;
container.addChild(vertices);
vertices->setEnabled(true);
}
else
{
mesh->shrinkToFit();
//DGM: normals can be per-vertex or per-triangle so it's better to let the user do it himself later
//Moreover it's not always good idea if the user doesn't want normals (especially in ccViewer!)
//if (mesh->computeNormals())
// mesh->showNormals(true);
//else
// ccLog::Warning("[OFF] Failed to compute per-vertex normals...");
ccLog::Warning("[OFF] Mesh has no normal! You can manually compute them (select it then call \"Edit > Normals > Compute\")");
vertices->setEnabled(false);
//vertices->setLocked(true); //DGM: no need to lock it as it is only used by one mesh!
container.addChild(mesh);
}
return CC_FERR_NO_ERROR;
}
CC_FILE_ERROR BinFilter::LoadFileV2(QFile& in, ccHObject& container, int flags)
{
assert(in.isOpen());
uint32_t binVersion = 20;
if (in.read((char*)&binVersion,4) < 0)
return CC_FERR_READING;
if (binVersion < 20) //should be superior to 2.0!
return CC_FERR_MALFORMED_FILE;
QString coordsFormat = (flags & ccSerializableObject::DF_POINT_COORDS_64_BITS ? "double" : "float");
QString scalarFormat = (flags & ccSerializableObject::DF_SCALAR_VAL_32_BITS ? "float" : "double");
ccLog::Print(QString("[BIN] Version %1.%2 (coords: %3 / scalar: %4)").arg(binVersion/10).arg(binVersion%10).arg(coordsFormat).arg(scalarFormat));
//we keep track of the last unique ID before load
unsigned lastUniqueIDBeforeLoad = ccObject::GetLastUniqueID();
//we read first entity type
unsigned classID = 0;
if (!ccObject::ReadClassIDFromFile(classID, in, static_cast<short>(binVersion)))
return CC_FERR_CONSOLE_ERROR;
ccHObject* root = ccHObject::New(classID);
if (!root)
return CC_FERR_MALFORMED_FILE;
if (!root->fromFile(in,static_cast<short>(binVersion),flags))
{
//DGM: can't delete it, too dangerous (bad pointers ;)
//delete root;
return CC_FERR_CONSOLE_ERROR;
}
CC_FILE_ERROR result = CC_FERR_NO_ERROR;
//re-link objects (and check errors)
bool checkErrors = true;
ccHObject* orphans = new ccHObject("Orphans (CORRUPTED FILE)");;
ccHObject::Container toCheck;
toCheck.push_back(root);
while (!toCheck.empty())
{
ccHObject* currentObject = toCheck.back();
toCheck.pop_back();
assert(currentObject);
//we check objects that have links to other entities (meshes, polylines, etc.)
if (currentObject->isKindOf(CC_MESH))
{
//specific case: mesh groups are deprecated!
if (currentObject->isA(CC_MESH_GROUP))
{
//TODO
ccLog::Warning(QString("Mesh groups are deprecated! Entity %1 should be ignored...").arg(currentObject->getName()));
}
else if (currentObject->isA(CC_SUB_MESH))
{
ccSubMesh* subMesh = ccHObjectCaster::ToSubMesh(currentObject);
//normally, the associated mesh should be the sub-mesh's parent!
//however we have its ID so we will look for it just to be sure
intptr_t meshID = (intptr_t)subMesh->getAssociatedMesh();
if (meshID > 0)
{
ccHObject* mesh = root->find(static_cast<int>(meshID));
if (mesh && mesh->isA(CC_MESH))
{
subMesh->setAssociatedMesh(ccHObjectCaster::ToMesh(mesh));
}
else
{
//we have a problem here ;)
//normally, the associated mesh should be the sub-mesh's parent!
if (subMesh->getParent() && subMesh->getParent()->isA(CC_MESH))
{
subMesh->setAssociatedMesh(ccHObjectCaster::ToMesh(subMesh->getParent()));
}
else
{
subMesh->setAssociatedMesh(0);
//DGM: can't delete it, too dangerous (bad pointers ;)
//delete subMesh;
ccLog::Warning(QString("[BinFilter::loadFileV2] Couldn't find associated mesh (ID=%1) for sub-mesh '%2' in the file!").arg(meshID).arg(subMesh->getName()));
return CC_FERR_MALFORMED_FILE;
}
}
}
}
else if (currentObject->isA(CC_MESH) || currentObject->isKindOf(CC_PRIMITIVE)) //CC_MESH or CC_PRIMITIVE!
{
ccMesh* mesh = ccHObjectCaster::ToMesh(currentObject);
assert(mesh);
//vertices
intptr_t cloudID = (intptr_t)mesh->getAssociatedCloud();
if (cloudID > 0)
{
ccHObject* cloud = root->find(static_cast<int>(cloudID));
if (cloud && cloud->isKindOf(CC_POINT_CLOUD))
{
mesh->setAssociatedCloud(ccHObjectCaster::ToGenericPointCloud(cloud));
}
else
{
//we have a problem here ;)
mesh->setAssociatedCloud(0);
if (mesh->getMaterialSet())
mesh->setMaterialSet(0,false);
//DGM: can't delete it, too dangerous (bad pointers ;)
//delete mesh;
ccLog::Warning(QString("[BinFilter::loadFileV2] Couldn't find vertices (ID=%1) for mesh '%2' in the file!").arg(cloudID).arg(mesh->getName()));
return CC_FERR_MALFORMED_FILE;
}
}
//materials
ccHObject* materials = 0;
intptr_t matSetID = (intptr_t)mesh->getMaterialSet();
if (matSetID > 0)
{
materials = root->find(static_cast<int>(matSetID));
if (materials && materials->isA(CC_MATERIAL_SET))
mesh->setMaterialSet(static_cast<ccMaterialSet*>(materials),false);
else
{
//we have a (less severe) problem here ;)
mesh->setMaterialSet(0,false);
mesh->showMaterials(false);
ccLog::Warning(QString("[BinFilter::loadFileV2] Couldn't find shared materials set (ID=%1) for mesh '%2' in the file!").arg(matSetID).arg(mesh->getName()));
result = CC_FERR_BROKEN_DEPENDENCY_ERROR;
//add it to the 'orphans' set
if (materials)
orphans->addChild(materials);
materials = 0;
}
}
//per-triangle normals
ccHObject* triNormsTable = 0;
intptr_t triNormsTableID = (intptr_t)mesh->getTriNormsTable();
if (triNormsTableID > 0)
{
triNormsTable = root->find(static_cast<int>(triNormsTableID));
if (triNormsTable && triNormsTable->isA(CC_NORMAL_INDEXES_ARRAY))
{
mesh->setTriNormsTable(static_cast<NormsIndexesTableType*>(triNormsTable),false);
}
else
{
//we have a (less severe) problem here ;)
mesh->setTriNormsTable(0,false);
mesh->showTriNorms(false);
ccLog::Warning(QString("[BinFilter::loadFileV2] Couldn't find shared normals (ID=%1) for mesh '%2' in the file!").arg(triNormsTableID).arg(mesh->getName()));
result = CC_FERR_BROKEN_DEPENDENCY_ERROR;
//add it to the 'orphans' set
if (triNormsTable)
orphans->addChild(triNormsTable);
triNormsTable = 0;
}
}
//per-triangle texture coordinates
ccHObject* texCoordsTable = 0;
intptr_t texCoordArrayID = (intptr_t)mesh->getTexCoordinatesTable();
if (texCoordArrayID > 0)
{
texCoordsTable = root->find(static_cast<int>(texCoordArrayID));
if (texCoordsTable && texCoordsTable->isA(CC_TEX_COORDS_ARRAY))
mesh->setTexCoordinatesTable(static_cast<TextureCoordsContainer*>(texCoordsTable),false);
else
{
//we have a (less severe) problem here ;)
mesh->setTexCoordinatesTable(0,false);
ccLog::Warning(QString("[BinFilter::loadFileV2] Couldn't find shared texture coordinates (ID=%1) for mesh '%2' in the file!").arg(texCoordArrayID).arg(mesh->getName()));
result = CC_FERR_BROKEN_DEPENDENCY_ERROR;
//add it to the 'orphans' set
if (texCoordsTable)
orphans->addChild(texCoordsTable);
texCoordsTable = 0;
}
}
if (checkErrors)
{
ccGenericPointCloud* pc = mesh->getAssociatedCloud();
unsigned faceCount = mesh->size();
unsigned vertCount = pc->size();
for (unsigned i=0; i<faceCount; ++i)
{
const CCLib::TriangleSummitsIndexes* tri = mesh->getTriangleIndexes(i);
if ( tri->i1 >= vertCount
|| tri->i2 >= vertCount
|| tri->i3 >= vertCount )
{
ccLog::Warning(QString("[BinFilter::loadFileV2] File is corrupted: missing vertices for mesh '%1'!").arg(mesh->getName()));
//add cloud to the 'orphans' set
pc->setName(mesh->getName() + QString(".") + pc->getName());
orphans->addChild(pc);
if (texCoordsTable)
{
texCoordsTable->setName(mesh->getName() + QString(".") + texCoordsTable->getName());
orphans->addChild(texCoordsTable);
}
if (triNormsTable)
{
triNormsTable->setName(mesh->getName() + QString(".") + triNormsTable->getName());
orphans->addChild(triNormsTable);
}
if (materials)
{
materials->setName(mesh->getName() + QString(".") + materials->getName());
orphans->addChild(materials);
}
//delete corrupted mesh
mesh->setMaterialSet(0,false);
mesh->setTriNormsTable(0,false);
mesh->setTexCoordinatesTable(0,false);
if (mesh->getParent())
mesh->getParent()->removeChild(mesh);
mesh = 0;
break;
}
}
}
}
}
else if (currentObject->isKindOf(CC_POLY_LINE))
{
ccPolyline* poly = static_cast<ccPolyline*>(currentObject);
intptr_t cloudID = (intptr_t)poly->getAssociatedCloud();
ccHObject* cloud = root->find(static_cast<int>(cloudID));
if (cloud && cloud->isKindOf(CC_POINT_CLOUD))
poly->setAssociatedCloud(ccHObjectCaster::ToGenericPointCloud(cloud));
else
{
//we have a problem here ;)
poly->setAssociatedCloud(0);
//DGM: can't delete it, too dangerous (bad pointers ;)
//delete root;
ccLog::Warning(QString("[BinFilter::loadFileV2] Couldn't find vertices (ID=%1) for polyline '%2' in the file!").arg(cloudID).arg(poly->getName()));
return CC_FERR_MALFORMED_FILE;
}
}
else if (currentObject->isA(CC_2D_LABEL))
{
cc2DLabel* label = static_cast<cc2DLabel*>(currentObject);
std::vector<cc2DLabel::PickedPoint> correctedPickedPoints;
//we must check all label 'points'!
for (unsigned i=0;i<label->size();++i)
{
const cc2DLabel::PickedPoint& pp = label->getPoint(i);
intptr_t cloudID = (intptr_t)pp.cloud;
ccHObject* cloud = root->find(static_cast<int>(cloudID));
if (cloud && cloud->isKindOf(CC_POINT_CLOUD))
{
ccGenericPointCloud* genCloud = ccHObjectCaster::ToGenericPointCloud(cloud);
assert(genCloud->size()>pp.index);
correctedPickedPoints.push_back(cc2DLabel::PickedPoint(genCloud,pp.index));
}
else
{
//we have a problem here ;)
ccLog::Warning(QString("[BinFilter::loadFileV2] Couldn't find cloud (ID=%1) associated to label '%2' in the file!").arg(cloudID).arg(label->getName()));
if (label->getParent())
label->getParent()->removeChild(label);
if (!label->getFlagState(CC_FATHER_DEPENDENT))
{
//DGM: can't delete it, too dangerous (bad pointers ;)
//delete label;
}
label=0;
break;
}
}
if (label) //correct label data
{
assert(correctedPickedPoints.size() == label->size());
bool visible = label->isVisible();
QString originalName(label->getRawName());
label->clear();
for (unsigned i=0;i<correctedPickedPoints.size();++i)
label->addPoint(correctedPickedPoints[i].cloud,correctedPickedPoints[i].index);
label->setVisible(visible);
label->setName(originalName);
}
}
else if (currentObject->isA(CC_FACET))
{
ccFacet* facet = ccHObjectCaster::ToFacet(currentObject);
//origin points
{
intptr_t cloudID = (intptr_t)facet->getOriginPoints();
if (cloudID > 0)
{
ccHObject* cloud = root->find(static_cast<int>(cloudID));
if (cloud && cloud->isA(CC_POINT_CLOUD))
facet->setOriginPoints(ccHObjectCaster::ToPointCloud(cloud));
else
{
//we have a problem here ;)
facet->setOriginPoints(0);
ccLog::Warning(QString("[BinFilter::loadFileV2] Couldn't find origin points (ID=%1) for facet '%2' in the file!").arg(cloudID).arg(facet->getName()));
}
}
}
//contour points
{
intptr_t cloudID = (intptr_t)facet->getContourVertices();
if (cloudID > 0)
{
ccHObject* cloud = root->find(static_cast<int>(cloudID));
if (cloud && cloud->isA(CC_POINT_CLOUD))
facet->setContourVertices(ccHObjectCaster::ToPointCloud(cloud));
else
{
//we have a problem here ;)
facet->setContourVertices(0);
ccLog::Warning(QString("[BinFilter::loadFileV2] Couldn't find contour points (ID=%1) for facet '%2' in the file!").arg(cloudID).arg(facet->getName()));
}
}
}
//contour polyline
{
intptr_t polyID = (intptr_t)facet->getContour();
if (polyID > 0)
{
ccHObject* poly = root->find(static_cast<int>(polyID));
if (poly && poly->isA(CC_POLY_LINE))
facet->setContour(ccHObjectCaster::ToPolyline(poly));
else
{
//we have a problem here ;)
facet->setContourVertices(0);
ccLog::Warning(QString("[BinFilter::loadFileV2] Couldn't find contour polyline (ID=%1) for facet '%2' in the file!").arg(polyID).arg(facet->getName()));
}
}
}
//polygon mesh
{
intptr_t polyID = (intptr_t)facet->getPolygon();
if (polyID > 0)
{
ccHObject* poly = root->find(static_cast<int>(polyID));
if (poly && poly->isA(CC_MESH))
{
facet->setPolygon(ccHObjectCaster::ToMesh(poly));
}
else
{
//we have a problem here ;)
facet->setContourVertices(0);
ccLog::Warning(QString("[BinFilter::loadFileV2] Couldn't find polygon mesh (ID=%1) for facet '%2' in the file!").arg(polyID).arg(facet->getName()));
}
}
}
}
if (currentObject)
for (unsigned i=0;i<currentObject->getChildrenNumber();++i)
toCheck.push_back(currentObject->getChild(i));
}
//update 'unique IDs'
toCheck.push_back(root);
while (!toCheck.empty())
{
ccHObject* currentObject = toCheck.back();
toCheck.pop_back();
currentObject->setUniqueID(lastUniqueIDBeforeLoad+currentObject->getUniqueID());
for (unsigned i=0;i<currentObject->getChildrenNumber();++i)
toCheck.push_back(currentObject->getChild(i));
}
if (root->isA(CC_HIERARCHY_OBJECT))
{
//transfer children to container
root->transferChildren(container,true);
}
else
{
container.addChild(root);
}
//orphans
if (orphans)
{
if (orphans->getChildrenNumber() != 0)
{
orphans->setEnabled(false);
container.addChild(orphans);
}
else
{
delete orphans;
orphans = 0;
}
}
return result;
}
CC_FILE_ERROR SoiFilter::loadFile(const char* filename, ccHObject& container, bool alwaysDisplayLoadDialog/*=true*/, bool* coordinatesShiftEnabled/*=0*/, double* coordinatesShift/*=0*/)
{
//open the file
FILE *fp = fopen(filename, "rt");
if (!fp)
return CC_FERR_READING;
std::string line;
line.resize(MAX_ASCII_FILE_LINE_LENGTH);
unsigned nbScansTotal = 0;
unsigned nbPointsTotal = 0;
//we read the first line
char* eof = fgets ((char*)line.c_str(), MAX_ASCII_FILE_LINE_LENGTH , fp);
char* pEnd;
//header
while ((strcmp((char*)line.substr(0,4).c_str(),"#CC#") != 0)&&(eof != NULL))
{
if (strcmp(line.substr(0,4).c_str(),"#NP#")==0)
{
std::string numPoints (line,4,line.size()-4);
nbPointsTotal=strtol(numPoints.c_str(),&pEnd,0);
//ccConsole::Print("[SoiFilter::loadFile] Total number of points: %i\n",nbPointsTotal);
}
else if (strcmp(line.substr(0,4).c_str(),"#NS#")==0)
{
std::string numScans (line,4,line.size()-4);
nbScansTotal=strtol(numScans.c_str(),&pEnd,0);
//ccConsole::Print("[SoiFilter::loadFile] Total number of scans: %i\n",nbScansTotal);
}
eof = fgets ((char*)line.c_str(), MAX_ASCII_FILE_LINE_LENGTH , fp);
}
if ((nbScansTotal == 0)||(nbPointsTotal == 0))
{
ccConsole::Warning("[SoiFilter::loadFile] No points or scans defined in this file!");
fclose(fp);
return CC_FERR_NO_LOAD;
}
//Progress dialog
ccProgressDialog pdlg(false); //cancel is not supported
pdlg.setMethodTitle("Open SOI file");
char buffer[256];
sprintf(buffer,"%i scans / %i points\n",nbScansTotal,nbPointsTotal);
CCLib::NormalizedProgress nprogress(&pdlg,nbPointsTotal);
pdlg.setInfo(buffer);
pdlg.start();
//Scan by scan
for (unsigned k=0;k<nbScansTotal;k++)
{
char* eof = fgets ((char*)line.c_str(), MAX_ASCII_FILE_LINE_LENGTH , fp);
//we only look for points (we ignore the rest)
while ((strcmp(line.substr(0,4).c_str(),"#pt#")!=0)&&(eof != NULL))
eof = fgets ((char*)line.c_str(), MAX_ASCII_FILE_LINE_LENGTH , fp);
unsigned nbOfPoints = 0;
if (strcmp(line.substr(0,4).c_str(),"#pt#")==0)
{
std::string numPoints(line,4,line.size()-4);
nbOfPoints=strtol(numPoints.c_str(),&pEnd,0);
//ccConsole::Print("[SoiFilter::loadFile] Scan %i - points: %i\n",k+1,nbOfPoints);
}
else
{
ccConsole::Warning("[SoiFilter::loadFile] Can't find marker '#pt#'!\n");
fclose(fp);
return CC_FERR_WRONG_FILE_TYPE;
}
//Creation de la liste de points
char name[64];
sprintf(name,"unnamed - Scan #%i",k);
ccPointCloud* loadedCloud = new ccPointCloud(name);
if (!loadedCloud)
{
fclose(fp);
return CC_FERR_NOT_ENOUGH_MEMORY;
}
if (nbOfPoints>0)
{
loadedCloud->reserveThePointsTable(nbOfPoints);
loadedCloud->reserveTheRGBTable();
loadedCloud->showColors(true);
}
else
{
ccConsole::Warning("[SoiFilter::loadFile] Scan #%i is empty!\n",k);
continue;
}
CCVector3 P;
int c = 0;
//we can read points now
for (unsigned i=0;i<nbOfPoints;i++)
{
fscanf(fp,"%f %f %f %i",&P.x,&P.y,&P.z,&c);
loadedCloud->addPoint(P);
loadedCloud->addGreyColor(colorType(c<<3)); //<<2 ? <<3 ? we lack some info. here ...
nprogress.oneStep();
}
container.addChild(loadedCloud);
}
fclose(fp);
return CC_FERR_NO_ERROR;
}
CC_FILE_ERROR RasterGridFilter::loadFile(QString filename, ccHObject& container, bool alwaysDisplayLoadDialog/*=true*/, bool* coordinatesShiftEnabled/*=0*/, CCVector3d* coordinatesShift/*=0*/)
{
GDALAllRegister();
ccLog::PrintDebug("(GDAL drivers: %i)", GetGDALDriverManager()->GetDriverCount());
GDALDataset* poDataset = static_cast<GDALDataset*>(GDALOpen( qPrintable(filename), GA_ReadOnly ));
if( poDataset != NULL )
{
ccLog::Print(QString("Raster file: '%1'").arg(filename));
ccLog::Print( "Driver: %s/%s",
poDataset->GetDriver()->GetDescription(),
poDataset->GetDriver()->GetMetadataItem( GDAL_DMD_LONGNAME ) );
int rasterCount = poDataset->GetRasterCount();
int rasterX = poDataset->GetRasterXSize();
int rasterY = poDataset->GetRasterYSize();
ccLog::Print( "Size is %dx%dx%d", rasterX, rasterY, rasterCount );
ccPointCloud* pc = new ccPointCloud();
if (!pc->reserve(static_cast<unsigned>(rasterX * rasterY)))
{
delete pc;
return CC_FERR_NOT_ENOUGH_MEMORY;
}
if( poDataset->GetProjectionRef() != NULL )
ccLog::Print( "Projection is `%s'", poDataset->GetProjectionRef() );
double adfGeoTransform[6] = { 0, //top left x
1, //w-e pixel resolution (can be negative)
0, //0
0, //top left y
0, //0
1 //n-s pixel resolution (can be negative)
};
if( poDataset->GetGeoTransform( adfGeoTransform ) == CE_None )
{
ccLog::Print( "Origin = (%.6f,%.6f)", adfGeoTransform[0], adfGeoTransform[3] );
ccLog::Print( "Pixel Size = (%.6f,%.6f)", adfGeoTransform[1], adfGeoTransform[5] );
}
if (adfGeoTransform[1] == 0 || adfGeoTransform[5] == 0)
{
ccLog::Warning("Invalid pixel size! Forcing it to (1,1)");
adfGeoTransform[1] = adfGeoTransform[5] = 1;
}
CCVector3d origin( adfGeoTransform[0], adfGeoTransform[3], 0.0 );
CCVector3d Pshift(0,0,0);
//check for 'big' coordinates
{
bool shiftAlreadyEnabled = (coordinatesShiftEnabled && *coordinatesShiftEnabled && coordinatesShift);
if (shiftAlreadyEnabled)
Pshift = *coordinatesShift;
bool applyAll = false;
if ( sizeof(PointCoordinateType) < 8
&& ccCoordinatesShiftManager::Handle(origin,0,alwaysDisplayLoadDialog,shiftAlreadyEnabled,Pshift,0,&applyAll))
{
pc->setGlobalShift(Pshift);
ccLog::Warning("[RasterFilter::loadFile] Raster 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;
}
}
}
//create blank raster 'grid'
{
double z = 0.0 /*+ Pshift.z*/;
for (int j=0; j<rasterY; ++j)
{
double y = adfGeoTransform[3] + static_cast<double>(j) * adfGeoTransform[5] + Pshift.y;
CCVector3 P( 0,
static_cast<PointCoordinateType>(y),
static_cast<PointCoordinateType>(z));
for (int i=0; i<rasterX; ++i)
{
double x = adfGeoTransform[0] + static_cast<double>(i) * adfGeoTransform[1] + Pshift.x;
P.x = static_cast<PointCoordinateType>(x);
pc->addPoint(P);
}
}
QVariant xVar = QVariant::fromValue<int>(rasterX);
QVariant yVar = QVariant::fromValue<int>(rasterY);
pc->setMetaData("raster_width",xVar);
pc->setMetaData("raster_height",yVar);
}
//fetch raster bands
bool zRasterProcessed = false;
unsigned zInvalid = 0;
double zMinMax[2] = {0, 0};
for (int i=1; i<=rasterCount; ++i)
{
ccLog::Print( "Reading band #%i", i);
GDALRasterBand* poBand = poDataset->GetRasterBand(i);
GDALColorInterp colorInterp = poBand->GetColorInterpretation();
GDALDataType bandType = poBand->GetRasterDataType();
int nBlockXSize, nBlockYSize;
poBand->GetBlockSize( &nBlockXSize, &nBlockYSize );
ccLog::Print( "Block=%dx%d Type=%s, ColorInterp=%s", nBlockXSize, nBlockYSize, GDALGetDataTypeName(poBand->GetRasterDataType()), GDALGetColorInterpretationName(colorInterp) );
//fetching raster scan-line
int nXSize = poBand->GetXSize();
int nYSize = poBand->GetYSize();
assert(nXSize == rasterX);
assert(nYSize == rasterY);
int bGotMin, bGotMax;
double adfMinMax[2] = {0, 0};
adfMinMax[0] = poBand->GetMinimum( &bGotMin );
adfMinMax[1] = poBand->GetMaximum( &bGotMax );
if (!bGotMin || !bGotMax )
//DGM FIXME: if the file is corrupted (e.g. ASCII ArcGrid with missing rows) this method will enter in a infinite loop!
GDALComputeRasterMinMax((GDALRasterBandH)poBand, TRUE, adfMinMax);
ccLog::Print( "Min=%.3fd, Max=%.3f", adfMinMax[0], adfMinMax[1] );
GDALColorTable* colTable = poBand->GetColorTable();
if( colTable != NULL )
printf( "Band has a color table with %d entries", colTable->GetColorEntryCount() );
if( poBand->GetOverviewCount() > 0 )
printf( "Band has %d overviews", poBand->GetOverviewCount() );
if (colorInterp == GCI_Undefined && !zRasterProcessed/*&& !colTable*/) //probably heights?
{
zRasterProcessed = true;
zMinMax[0] = adfMinMax[0];
zMinMax[1] = adfMinMax[1];
double* scanline = (double*) CPLMalloc(sizeof(double)*nXSize);
//double* scanline = new double[nXSize];
memset(scanline,0,sizeof(double)*nXSize);
for (int j=0; j<nYSize; ++j)
{
if (poBand->RasterIO( GF_Read, /*xOffset=*/0, /*yOffset=*/j, /*xSize=*/nXSize, /*ySize=*/1, /*buffer=*/scanline, /*bufferSizeX=*/nXSize, /*bufferSizeY=*/1, /*bufferType=*/GDT_Float64, /*x_offset=*/0, /*y_offset=*/0 ) != CE_None)
{
delete pc;
CPLFree(scanline);
GDALClose(poDataset);
return CC_FERR_READING;
}
for (int k=0; k<nXSize; ++k)
{
double z = static_cast<double>(scanline[k]) + Pshift[2];
unsigned pointIndex = static_cast<unsigned>(k + j * rasterX);
if (pointIndex <= pc->size())
{
if (z < zMinMax[0] || z > zMinMax[1])
{
z = zMinMax[0] - 1.0;
++zInvalid;
}
const_cast<CCVector3*>(pc->getPoint(pointIndex))->z = static_cast<PointCoordinateType>(z);
}
}
}
//update bounding-box
pc->invalidateBoundingBox();
if (scanline)
CPLFree(scanline);
scanline = 0;
}
else //colors
{
bool isRGB = false;
bool isScalar = false;
bool isPalette = false;
switch(colorInterp)
{
case GCI_Undefined:
isScalar = true;
break;
case GCI_PaletteIndex:
isPalette = true;
break;
case GCI_RedBand:
case GCI_GreenBand:
case GCI_BlueBand:
isRGB = true;
break;
case GCI_AlphaBand:
if (adfMinMax[0] != adfMinMax[1])
isScalar = true;
else
ccLog::Warning(QString("Alpha band ignored as it has a unique value (%1)").arg(adfMinMax[0]));
break;
default:
isScalar = true;
break;
}
if (isRGB || isPalette)
{
//first check that a palette exists if the band is a palette index
if (isPalette && !colTable)
{
ccLog::Warning(QString("Band is declared as a '%1' but no palette is associated!").arg(GDALGetColorInterpretationName(colorInterp)));
isPalette = false;
}
else
{
//instantiate memory for RBG colors if necessary
if (!pc->hasColors() && !pc->setRGBColor(MAX_COLOR_COMP,MAX_COLOR_COMP,MAX_COLOR_COMP))
{
ccLog::Warning(QString("Failed to instantiate memory for storing color band '%1'!").arg(GDALGetColorInterpretationName(colorInterp)));
}
else
{
assert(bandType <= GDT_Int32);
int* colIndexes = (int*) CPLMalloc(sizeof(int)*nXSize);
//double* scanline = new double[nXSize];
memset(colIndexes,0,sizeof(int)*nXSize);
for (int j=0; j<nYSize; ++j)
{
if (poBand->RasterIO( GF_Read, /*xOffset=*/0, /*yOffset=*/j, /*xSize=*/nXSize, /*ySize=*/1, /*buffer=*/colIndexes, /*bufferSizeX=*/nXSize, /*bufferSizeY=*/1, /*bufferType=*/GDT_Int32, /*x_offset=*/0, /*y_offset=*/0 ) != CE_None)
{
CPLFree(colIndexes);
delete pc;
return CC_FERR_READING;
}
for (int k=0; k<nXSize; ++k)
{
unsigned pointIndex = static_cast<unsigned>(k + j * rasterX);
if (pointIndex <= pc->size())
{
colorType* C = const_cast<colorType*>(pc->getPointColor(pointIndex));
switch(colorInterp)
{
case GCI_PaletteIndex:
assert(colTable);
{
GDALColorEntry col;
colTable->GetColorEntryAsRGB(colIndexes[k],&col);
C[0] = static_cast<colorType>(col.c1 & MAX_COLOR_COMP);
C[1] = static_cast<colorType>(col.c2 & MAX_COLOR_COMP);
C[2] = static_cast<colorType>(col.c3 & MAX_COLOR_COMP);
}
break;
case GCI_RedBand:
C[0] = static_cast<colorType>(colIndexes[k] & MAX_COLOR_COMP);
break;
case GCI_GreenBand:
C[1] = static_cast<colorType>(colIndexes[k] & MAX_COLOR_COMP);
break;
case GCI_BlueBand:
C[2] = static_cast<colorType>(colIndexes[k] & MAX_COLOR_COMP);
break;
default:
assert(false);
break;
}
}
}
}
if (colIndexes)
CPLFree(colIndexes);
colIndexes = 0;
pc->showColors(true);
}
}
}
else if (isScalar)
{
ccScalarField* sf = new ccScalarField(GDALGetColorInterpretationName(colorInterp));
if (!sf->resize(pc->size(),true,NAN_VALUE))
{
ccLog::Warning(QString("Failed to instantiate memory for storing '%1' as a scalar field!").arg(sf->getName()));
sf->release();
sf = 0;
}
else
{
double* colValues = (double*) CPLMalloc(sizeof(double)*nXSize);
//double* scanline = new double[nXSize];
memset(colValues,0,sizeof(double)*nXSize);
for (int j=0; j<nYSize; ++j)
{
if (poBand->RasterIO( GF_Read, /*xOffset=*/0, /*yOffset=*/j, /*xSize=*/nXSize, /*ySize=*/1, /*buffer=*/colValues, /*bufferSizeX=*/nXSize, /*bufferSizeY=*/1, /*bufferType=*/GDT_Float64, /*x_offset=*/0, /*y_offset=*/0 ) != CE_None)
{
CPLFree(colValues);
delete pc;
return CC_FERR_READING;
}
for (int k=0; k<nXSize; ++k)
{
unsigned pointIndex = static_cast<unsigned>(k + j * rasterX);
if (pointIndex <= pc->size())
{
ScalarType s = static_cast<ScalarType>(colValues[k]);
sf->setValue(pointIndex,s);
}
}
}
if (colValues)
CPLFree(colValues);
colValues = 0;
sf->computeMinAndMax();
pc->addScalarField(sf);
if (pc->getNumberOfScalarFields() == 1)
pc->setCurrentDisplayedScalarField(0);
pc->showSF(true);
}
}
}
}
if (pc)
{
if (!zRasterProcessed)
{
ccLog::Warning("Raster has no height (Z) information: you can convert one of its scalar fields to Z with 'Edit > Scalar Fields > Set SF as coordinate(s)'");
}
else if (zInvalid != 0 && zInvalid < pc->size())
{
//shall we remove the points with invalid heights?
if (QMessageBox::question(0,"Remove NaN points?","This raster has pixels with invalid heights. Shall we remove them?",QMessageBox::Yes, QMessageBox::No) == QMessageBox::Yes)
{
CCLib::ReferenceCloud validPoints(pc);
unsigned count = pc->size();
bool error = true;
if (validPoints.reserve(count-zInvalid))
{
for (unsigned i=0; i<count; ++i)
{
if (pc->getPoint(i)->z >= zMinMax[0])
validPoints.addPointIndex(i);
}
if (validPoints.size() > 0)
{
validPoints.resize(validPoints.size());
ccPointCloud* newPC = pc->partialClone(&validPoints);
if (newPC)
{
delete pc;
pc = newPC;
error = false;
}
}
else
{
assert(false);
}
}
if (error)
{
ccLog::Error("Not enough memory to remove the points with invalid heights!");
}
}
}
container.addChild(pc);
}
GDALClose(poDataset);
}
else
{
return CC_FERR_UNKNOWN_FILE;
}
return CC_FERR_NO_ERROR;
}
CC_FILE_ERROR PovFilter::loadFile(QString filename, ccHObject& container, LoadParameters& parameters)
{
assert(!filename.isEmpty());
//opening file
FILE* fp = fopen(qPrintable(filename), "rt");
if (!fp)
return CC_FERR_READING;
//read buffer
char line[MAX_ASCII_FILE_LINE_LENGTH];
//header
if (!fgets(line, MAX_ASCII_FILE_LINE_LENGTH, fp))
{
fclose(fp);
return CC_FERR_READING;
}
if (strcmp(line,"#CC_POVS_FILE\n")!=0)
{
fclose(fp);
return CC_FERR_READING;
}
char sensorType[256];
if (fscanf(fp,"SENSOR_TYPE = %s\n",sensorType) < 0)
{
fclose(fp);
return CC_FERR_READING;
}
ccGBLSensor::ROTATION_ORDER rotationOrder;
if ( strcmp(sensorType,CC_SENSOR_ROTATION_ORDER_NAMES[ccGBLSensor::YAW_THEN_PITCH]) == 0
|| strcmp(sensorType,CC_SENSOR_ROTATION_ORDER_OLD_NAMES[ccGBLSensor::YAW_THEN_PITCH]) == 0)
{
rotationOrder = ccGBLSensor::YAW_THEN_PITCH;
}
else if ( strcmp(sensorType,CC_SENSOR_ROTATION_ORDER_NAMES[ccGBLSensor::PITCH_THEN_YAW]) == 0
|| strcmp(sensorType,CC_SENSOR_ROTATION_ORDER_OLD_NAMES[ccGBLSensor::PITCH_THEN_YAW]) == 0)
{
rotationOrder = ccGBLSensor::PITCH_THEN_YAW;
}
else
{
ccLog::Warning("[PovFilter::loadFile] Unhandled rotation order description! (%s)",sensorType);
fclose(fp);
return CC_FERR_READING;
}
float base = 0.0f;
char unitsType[3]; //units: ignored in this version
if ( fscanf(fp,"SENSOR_BASE = %f\n",&base) < 0
|| fscanf(fp,"UNITS = %s\n",unitsType) < 0
|| !fgets(line, MAX_ASCII_FILE_LINE_LENGTH, fp)
|| strcmp(line,"#END_HEADER\n") != 0 )
{
fclose(fp);
return CC_FERR_READING;
}
ccLog::Print("[PovFilter::loadFile] POV FILE [Type %s - base=%f - unit: %s]",sensorType,base,unitsType);
//on extrait le chemin relatif
QString path = QFileInfo(filename).absolutePath();
char subFileName[256];
char subFileType[12];
while (fgets(line, MAX_ASCII_FILE_LINE_LENGTH, fp))
{
if ((line[0]=='#')&&(line[1]=='P'))
{
ccLog::Print(QString(line).trimmed());
if (fscanf(fp,"F %s\n",subFileName) < 0)
{
ccLog::PrintDebug("[PovFilter::loadFile] Read error (F) !");
fclose(fp);
return CC_FERR_READING;
}
if (fscanf(fp,"T %s\n",subFileType) < 0)
{
ccLog::PrintDebug("[PovFilter::loadFile] Read error (T) !");
fclose(fp);
return CC_FERR_READING;
}
//chargement du fichier (potentiellement plusieurs listes) correspondant au point de vue en cours
FileIOFilter::Shared filter = FileIOFilter::FindBestFilterForExtension(subFileType);
if (!filter)
{
ccLog::Warning(QString("[POV] No I/O filter found for loading file '%1' (type = '%2')").arg(subFileName).arg(subFileType));
fclose(fp);
return CC_FERR_UNKNOWN_FILE;
}
CC_FILE_ERROR result = CC_FERR_NO_ERROR;
ccHObject* entities = FileIOFilter::LoadFromFile(QString("%0/%1").arg(path).arg(subFileName), parameters, filter, result);
if (entities)
{
ccGLMatrix rot;
rot.toIdentity();
CCVector3 sensorCenter(0,0,0);
float dPhi = 1.0f, dTheta = 1.0f;
while (fgets(line, MAX_ASCII_FILE_LINE_LENGTH, fp))
{
if (line[0]=='#')
break;
else if (line[0]=='C')
{
float C[3];
sscanf(line,"C %f %f %f\n",C,C+1,C+2);
sensorCenter = CCVector3::fromArray(C);
}
else if (line[0]=='X' || line[0]=='Y' || line[0]=='Z')
{
float V[3];
sscanf(line+2,"%f %f %f\n",V,V+1,V+2);
unsigned char col = static_cast<unsigned char>(line[0])-88;
float* mat = rot.data();
mat[col+0] = V[0];
mat[col+4] = V[1];
mat[col+8] = V[2];
}
else if (line[0]=='A')
{
sscanf(line,"A %f %f\n",&dTheta,&dPhi);
}
}
ccHObject::Container clouds;
if (entities->isKindOf(CC_TYPES::POINT_CLOUD))
{
clouds.push_back(entities);
}
else
{
entities->filterChildren(clouds,true,CC_TYPES::POINT_CLOUD);
entities->detatchAllChildren();
delete entities;
}
entities = 0;
for (size_t i=0; i<clouds.size(); ++i)
{
ccGenericPointCloud* theCloud = ccHObjectCaster::ToGenericPointCloud(clouds[i]);
ccGBLSensor* gls = new ccGBLSensor(rotationOrder);
//DGM: the base simply corresponds to a shift of the center along the X axis!
sensorCenter.x -= base;
//DGM: sensor center is now integrated in rigid transformation (= inverse of former rotation matrix + center as translation)
ccGLMatrix trans = rot.inverse();
trans.setTranslation(sensorCenter);
gls->setRigidTransformation(trans);
gls->setYawStep(dTheta);
gls->setPitchStep(dPhi);
gls->setVisible(true);
gls->setEnabled(false);
if (gls->computeAutoParameters(theCloud))
{
theCloud->addChild(gls);
}
else
{
ccLog::Warning(QString("[PovFilter::loadFile] failed to create sensor on cloud #%1 (%2)").arg(i).arg(theCloud->getName()));
delete gls;
gls = 0;
}
//theCloud->setName(subFileName);
container.addChild(theCloud);
}
}
else
{
if (result == CC_FERR_CANCELED_BY_USER)
{
break;
}
else
{
ccLog::Print("[PovFilter::loadFile] File (%s) not found or empty!", subFileName);
}
}
}
}
fclose(fp);
return CC_FERR_NO_ERROR;
}
CC_FILE_ERROR FBXFilter::loadFile(const char* filename, ccHObject& container, bool alwaysDisplayLoadDialog/*=true*/, bool* coordinatesShiftEnabled/*=0*/, CCVector3d* coordinatesShift/*=0*/)
{
// Initialize the SDK manager. This object handles memory management.
FbxManager* lSdkManager = FbxManager::Create();
// Create the IO settings object.
FbxIOSettings *ios = FbxIOSettings::Create(lSdkManager, IOSROOT);
lSdkManager->SetIOSettings(ios);
// Import options determine what kind of data is to be imported.
// True is the default, but here we’ll set some to true explicitly, and others to false.
//(*(lSdkManager->GetIOSettings())).SetBoolProp(IMP_FBX_MATERIAL, true);
//(*(lSdkManager->GetIOSettings())).SetBoolProp(IMP_FBX_TEXTURE, true);
// Create an importer using the SDK manager.
FbxImporter* lImporter = FbxImporter::Create(lSdkManager,"");
CC_FILE_ERROR result = CC_FERR_NO_ERROR;
// Use the first argument as the filename for the importer.
if (!lImporter->Initialize(filename, -1, lSdkManager->GetIOSettings()))
{
ccLog::Warning(QString("[FBX] Error: %1").arg(lImporter->GetStatus().GetErrorString()));
result = CC_FERR_READING;
}
else
{
// Create a new scene so that it can be populated by the imported file.
FbxScene* lScene = FbxScene::Create(lSdkManager,"myScene");
// Import the contents of the file into the scene.
if (lImporter->Import(lScene))
{
// Print the nodes of the scene and their attributes recursively.
// Note that we are not printing the root node because it should
// not contain any attributes.
FbxNode* lRootNode = lScene->GetRootNode();
std::vector<FbxNode*> nodes;
nodes.push_back(lRootNode);
while (!nodes.empty())
{
FbxNode* lNode = nodes.back();
nodes.pop_back();
const char* nodeName = lNode->GetName();
#ifdef _DEBUG
ccLog::Print(QString("Node: %1 - %2 properties").arg(nodeName).arg(lNode->GetNodeAttributeCount()));
#endif
// scan the node's attributes.
for(int i=0; i<lNode->GetNodeAttributeCount(); i++)
{
FbxNodeAttribute* pAttribute = lNode->GetNodeAttributeByIndex(i);
FbxNodeAttribute::EType type = pAttribute->GetAttributeType();
#ifdef _DEBUG
ccLog::Print(QString("\tProp. #%1").arg(GetAttributeTypeName(type)));
#endif
switch(type)
{
case FbxNodeAttribute::eMesh:
{
ccMesh* mesh = FromFbxMesh(static_cast<FbxMesh*>(pAttribute),alwaysDisplayLoadDialog,coordinatesShiftEnabled,coordinatesShift);
if (mesh)
{
//apply transformation
FbxAMatrix& transform = lNode->EvaluateGlobalTransform();
ccGLMatrix mat;
float* data = mat.data();
for (int c=0; c<4; ++c)
{
FbxVector4 C = transform.GetColumn(c);
*data++ = static_cast<float>(C[0]);
*data++ = static_cast<float>(C[1]);
*data++ = static_cast<float>(C[2]);
*data++ = static_cast<float>(C[3]);
}
mesh->applyGLTransformation_recursive(&mat);
if (mesh->getName().isEmpty())
mesh->setName(nodeName);
container.addChild(mesh);
}
}
break;
case FbxNodeAttribute::eUnknown:
case FbxNodeAttribute::eNull:
case FbxNodeAttribute::eMarker:
case FbxNodeAttribute::eSkeleton:
case FbxNodeAttribute::eNurbs:
case FbxNodeAttribute::ePatch:
case FbxNodeAttribute::eCamera:
case FbxNodeAttribute::eCameraStereo:
case FbxNodeAttribute::eCameraSwitcher:
case FbxNodeAttribute::eLight:
case FbxNodeAttribute::eOpticalReference:
case FbxNodeAttribute::eOpticalMarker:
case FbxNodeAttribute::eNurbsCurve:
case FbxNodeAttribute::eTrimNurbsSurface:
case FbxNodeAttribute::eBoundary:
case FbxNodeAttribute::eNurbsSurface:
case FbxNodeAttribute::eShape:
case FbxNodeAttribute::eLODGroup:
case FbxNodeAttribute::eSubDiv:
default:
//not handled yet
break;
}
}
// Recursively add the children.
for(int j=0; j<lNode->GetChildCount(); j++)
{
nodes.push_back(lNode->GetChild(j));
}
}
}
}
// The file is imported, so get rid of the importer.
lImporter->Destroy();
// Destroy the SDK manager and all the other objects it was handling.
lSdkManager->Destroy();
return container.getChildrenNumber() == 0 ? CC_FERR_NO_LOAD : CC_FERR_NO_ERROR;
}
CC_FILE_ERROR BinFilter::LoadFileV2(QFile& in, ccHObject& container, int flags)
{
assert(in.isOpen());
uint32_t binVersion = 20;
if (in.read((char*)&binVersion,4) < 0)
return CC_FERR_READING;
if (binVersion < 20) //should be superior to 2.0!
return CC_FERR_MALFORMED_FILE;
QString coordsFormat = ( (flags & ccSerializableObject::DF_POINT_COORDS_64_BITS) ? "double" : "float");
QString scalarFormat = ( (flags & ccSerializableObject::DF_SCALAR_VAL_32_BITS) ? "float" : "double");
ccLog::Print(QString("[BIN] Version %1.%2 (coords: %3 / scalar: %4)").arg(binVersion/10).arg(binVersion%10).arg(coordsFormat).arg(scalarFormat));
//we keep track of the last unique ID before load
unsigned lastUniqueIDBeforeLoad = ccObject::GetLastUniqueID();
//we read first entity type
CC_CLASS_ENUM classID = ccObject::ReadClassIDFromFile(in, static_cast<short>(binVersion));
if (classID == CC_TYPES::OBJECT)
return CC_FERR_CONSOLE_ERROR;
ccHObject* root = ccHObject::New(classID);
if (!root)
return CC_FERR_MALFORMED_FILE;
if (classID == CC_TYPES::CUSTOM_H_OBJECT)
{
// store seeking position
size_t original_pos = in.pos();
// we need to load it as plain ccCustomHobject
root->fromFileNoChildren(in, static_cast<short>(binVersion), flags); // this will load it
in.seek(original_pos); // reseek back the file
QString classId = root->getMetaData("class_name").toString();
QString pluginId = root->getMetaData("plugin_name").toString();
// try to get a new object from external factories
ccHObject* new_child = ccHObject::New(pluginId, classId);
if (new_child) // found a plugin that can deserialize it
root = new_child;
else
return CC_FERR_FILE_WAS_WRITTEN_BY_UNKNOWN_PLUGIN;
}
if (!root->fromFile(in,static_cast<short>(binVersion),flags))
{
//DGM: can't delete it, too dangerous (bad pointers ;)
//delete root;
return CC_FERR_CONSOLE_ERROR;
}
CC_FILE_ERROR result = CC_FERR_NO_ERROR;
//re-link objects (and check errors)
bool checkErrors = true;
ccHObject* orphans = new ccHObject("Orphans (CORRUPTED FILE)");;
ccHObject::Container toCheck;
toCheck.push_back(root);
while (!toCheck.empty())
{
ccHObject* currentObject = toCheck.back();
toCheck.pop_back();
assert(currentObject);
//we check objects that have links to other entities (meshes, polylines, etc.)
if (currentObject->isKindOf(CC_TYPES::MESH))
{
//specific case: mesh groups are deprecated!
if (currentObject->isA(CC_TYPES::MESH_GROUP))
{
//TODO
ccLog::Warning(QString("[BIN] Mesh groups are deprecated! Entity %1 should be ignored...").arg(currentObject->getName()));
}
else if (currentObject->isA(CC_TYPES::SUB_MESH))
{
ccSubMesh* subMesh = ccHObjectCaster::ToSubMesh(currentObject);
//normally, the associated mesh should be the sub-mesh's parent!
//however we have its ID so we will look for it just to be sure
intptr_t meshID = (intptr_t)subMesh->getAssociatedMesh();
if (meshID > 0)
{
ccHObject* mesh = FindRobust(root,subMesh,static_cast<unsigned>(meshID),CC_TYPES::MESH);
if (mesh)
{
subMesh->setAssociatedMesh(ccHObjectCaster::ToMesh(mesh),false); //'false' because previous mesh is not null (= real mesh ID)!!!
}
else
{
//we have a problem here ;)
//normally, the associated mesh should be the sub-mesh's parent!
if (subMesh->getParent() && subMesh->getParent()->isA(CC_TYPES::MESH))
{
subMesh->setAssociatedMesh(ccHObjectCaster::ToMesh(subMesh->getParent()),false); //'false' because previous mesh is not null (= real mesh ID)!!!
}
else
{
subMesh->setAssociatedMesh(0,false); //'false' because previous mesh is not null (= real mesh ID)!!!
//DGM: can't delete it, too dangerous (bad pointers ;)
//delete subMesh;
ccLog::Warning(QString("[BIN] Couldn't find associated mesh (ID=%1) for sub-mesh '%2' in the file!").arg(meshID).arg(subMesh->getName()));
return CC_FERR_MALFORMED_FILE;
}
}
}
}
else if (currentObject->isA(CC_TYPES::MESH) || currentObject->isKindOf(CC_TYPES::PRIMITIVE)) //CC_TYPES::MESH or CC_TYPES::PRIMITIVE!
{
ccMesh* mesh = ccHObjectCaster::ToMesh(currentObject);
assert(mesh);
//vertices
intptr_t cloudID = (intptr_t)mesh->getAssociatedCloud();
if (cloudID > 0)
{
ccHObject* cloud = FindRobust(root,mesh,static_cast<unsigned>(cloudID),CC_TYPES::POINT_CLOUD);
if (cloud)
{
mesh->setAssociatedCloud(ccHObjectCaster::ToGenericPointCloud(cloud));
}
else
{
//we have a problem here ;)
mesh->setAssociatedCloud(0);
if (mesh->getMaterialSet())
mesh->setMaterialSet(0,false);
//DGM: can't delete it, too dangerous (bad pointers ;)
//delete mesh;
if (mesh->getParent())
{
mesh->getParent()->removeDependencyWith(mesh);
mesh->getParent()->removeChild(mesh);
}
ccLog::Warning(QString("[BIN] Couldn't find vertices (ID=%1) for mesh '%2' in the file!").arg(cloudID).arg(mesh->getName()));
mesh = 0;
//return CC_FERR_MALFORMED_FILE;
}
}
if (mesh)
{
//materials
ccHObject* materials = 0;
intptr_t matSetID = (intptr_t)mesh->getMaterialSet();
if (matSetID > 0)
{
materials = FindRobust(root,mesh,static_cast<unsigned>(matSetID),CC_TYPES::MATERIAL_SET);
if (materials)
{
mesh->setMaterialSet(static_cast<ccMaterialSet*>(materials),false);
}
else
{
//we have a (less severe) problem here ;)
mesh->setMaterialSet(0,false);
mesh->showMaterials(false);
ccLog::Warning(QString("[BIN] Couldn't find shared materials set (ID=%1) for mesh '%2' in the file!").arg(matSetID).arg(mesh->getName()));
result = CC_FERR_BROKEN_DEPENDENCY_ERROR;
//add it to the 'orphans' set
if (materials)
orphans->addChild(materials);
materials = 0;
}
}
//per-triangle normals
ccHObject* triNormsTable = 0;
intptr_t triNormsTableID = (intptr_t)mesh->getTriNormsTable();
if (triNormsTableID > 0)
{
triNormsTable = FindRobust(root,mesh,static_cast<unsigned>(triNormsTableID),CC_TYPES::NORMAL_INDEXES_ARRAY);
if (triNormsTable)
{
mesh->setTriNormsTable(static_cast<NormsIndexesTableType*>(triNormsTable),false);
}
else
{
//we have a (less severe) problem here ;)
mesh->setTriNormsTable(0,false);
mesh->showTriNorms(false);
ccLog::Warning(QString("[BIN] Couldn't find shared normals (ID=%1) for mesh '%2' in the file!").arg(triNormsTableID).arg(mesh->getName()));
result = CC_FERR_BROKEN_DEPENDENCY_ERROR;
//add it to the 'orphans' set
if (triNormsTable)
orphans->addChild(triNormsTable);
triNormsTable = 0;
}
}
//per-triangle texture coordinates
ccHObject* texCoordsTable = 0;
intptr_t texCoordArrayID = (intptr_t)mesh->getTexCoordinatesTable();
if (texCoordArrayID > 0)
{
texCoordsTable = FindRobust(root,mesh,static_cast<unsigned>(texCoordArrayID),CC_TYPES::TEX_COORDS_ARRAY);
if (texCoordsTable)
{
mesh->setTexCoordinatesTable(static_cast<TextureCoordsContainer*>(texCoordsTable),false);
}
else
{
//we have a (less severe) problem here ;)
mesh->setTexCoordinatesTable(0,false);
ccLog::Warning(QString("[BIN] Couldn't find shared texture coordinates (ID=%1) for mesh '%2' in the file!").arg(texCoordArrayID).arg(mesh->getName()));
result = CC_FERR_BROKEN_DEPENDENCY_ERROR;
//add it to the 'orphans' set
if (texCoordsTable)
orphans->addChild(texCoordsTable);
texCoordsTable = 0;
}
}
if (checkErrors)
{
ccGenericPointCloud* pc = mesh->getAssociatedCloud();
unsigned faceCount = mesh->size();
unsigned vertCount = pc->size();
for (unsigned i=0; i<faceCount; ++i)
{
const CCLib::VerticesIndexes* tri = mesh->getTriangleVertIndexes(i);
if ( tri->i1 >= vertCount
|| tri->i2 >= vertCount
|| tri->i3 >= vertCount )
{
ccLog::Warning(QString("[BIN] File is corrupted: missing vertices for mesh '%1'!").arg(mesh->getName()));
//add cloud to the 'orphans' set
pc->setName(mesh->getName() + QString(".") + pc->getName());
orphans->addChild(pc);
if (texCoordsTable)
{
texCoordsTable->setName(mesh->getName() + QString(".") + texCoordsTable->getName());
orphans->addChild(texCoordsTable);
}
if (triNormsTable)
{
triNormsTable->setName(mesh->getName() + QString(".") + triNormsTable->getName());
orphans->addChild(triNormsTable);
}
if (materials)
{
materials->setName(mesh->getName() + QString(".") + materials->getName());
orphans->addChild(materials);
}
//delete corrupted mesh
mesh->setMaterialSet(0,false);
mesh->setTriNormsTable(0,false);
mesh->setTexCoordinatesTable(0,false);
if (mesh->getParent())
mesh->getParent()->removeChild(mesh);
mesh = 0;
break;
}
}
}
}
}
}
else if (currentObject->isKindOf(CC_TYPES::POLY_LINE))
{
ccPolyline* poly = ccHObjectCaster::ToPolyline(currentObject);
intptr_t cloudID = (intptr_t)poly->getAssociatedCloud();
ccHObject* cloud = FindRobust(root,poly,static_cast<unsigned>(cloudID),CC_TYPES::POINT_CLOUD);
if (cloud)
{
poly->setAssociatedCloud(ccHObjectCaster::ToGenericPointCloud(cloud));
}
else
{
//we have a problem here ;)
poly->setAssociatedCloud(0);
//DGM: can't delete it, too dangerous (bad pointers ;)
//delete root;
ccLog::Warning(QString("[BIN] Couldn't find vertices (ID=%1) for polyline '%2' in the file!").arg(cloudID).arg(poly->getName()));
return CC_FERR_MALFORMED_FILE;
}
}
else if (currentObject->isKindOf(CC_TYPES::SENSOR))
{
ccSensor* sensor = ccHObjectCaster::ToSensor(currentObject);
intptr_t bufferID = (intptr_t)sensor->getPositions();
if (bufferID > 0)
{
ccHObject* buffer = FindRobust(root,sensor,static_cast<unsigned>(bufferID),CC_TYPES::TRANS_BUFFER);
if (buffer)
{
sensor->setPositions(ccHObjectCaster::ToTransBuffer(buffer));
}
else
{
//we have a problem here ;)
sensor->setPositions(0);
//DGM: can't delete it, too dangerous (bad pointers ;)
//delete root;
ccLog::Warning(QString("[BIN] Couldn't find trans. buffer (ID=%1) for sensor '%2' in the file!").arg(bufferID).arg(sensor->getName()));
//positions are optional, so we can simply set them to NULL and go ahead, we do not need to return.
//return CC_FERR_MALFORMED_FILE;
}
}
}
else if (currentObject->isA(CC_TYPES::LABEL_2D))
{
cc2DLabel* label = ccHObjectCaster::To2DLabel(currentObject);
std::vector<cc2DLabel::PickedPoint> correctedPickedPoints;
//we must check all label 'points'!
for (unsigned i=0; i<label->size(); ++i)
{
const cc2DLabel::PickedPoint& pp = label->getPoint(i);
intptr_t cloudID = (intptr_t)pp.cloud;
ccHObject* cloud = FindRobust(root,label,static_cast<unsigned>(cloudID),CC_TYPES::POINT_CLOUD);
if (cloud)
{
ccGenericPointCloud* genCloud = ccHObjectCaster::ToGenericPointCloud(cloud);
assert(genCloud->size()>pp.index);
correctedPickedPoints.push_back(cc2DLabel::PickedPoint(genCloud,pp.index));
}
else
{
//we have a problem here ;)
ccLog::Warning(QString("[BIN] Couldn't find cloud (ID=%1) associated to label '%2' in the file!").arg(cloudID).arg(label->getName()));
if (label->getParent())
label->getParent()->removeChild(label);
//DGM: can't delete it, too dangerous (bad pointers ;)
//delete label;
label = 0;
break;
}
}
if (label) //correct label data
{
assert(correctedPickedPoints.size() == label->size());
bool visible = label->isVisible();
QString originalName(label->getRawName());
label->clear(true);
for (unsigned i=0; i<correctedPickedPoints.size(); ++i)
label->addPoint(correctedPickedPoints[i].cloud,correctedPickedPoints[i].index);
label->setVisible(visible);
label->setName(originalName);
}
}
else if (currentObject->isA(CC_TYPES::FACET))
{
ccFacet* facet = ccHObjectCaster::ToFacet(currentObject);
//origin points
{
intptr_t cloudID = (intptr_t)facet->getOriginPoints();
if (cloudID > 0)
{
ccHObject* cloud = FindRobust(root,facet,static_cast<unsigned>(cloudID),CC_TYPES::POINT_CLOUD);
if (cloud && cloud->isA(CC_TYPES::POINT_CLOUD))
{
facet->setOriginPoints(ccHObjectCaster::ToPointCloud(cloud));
}
else
{
//we have a problem here ;)
facet->setOriginPoints(0);
ccLog::Warning(QString("[BIN] Couldn't find origin points (ID=%1) for facet '%2' in the file!").arg(cloudID).arg(facet->getName()));
}
}
}
//contour points
{
intptr_t cloudID = (intptr_t)facet->getContourVertices();
if (cloudID > 0)
{
ccHObject* cloud = FindRobust(root,facet,static_cast<unsigned>(cloudID),CC_TYPES::POINT_CLOUD);
if (cloud)
{
facet->setContourVertices(ccHObjectCaster::ToPointCloud(cloud));
}
else
{
//we have a problem here ;)
facet->setContourVertices(0);
ccLog::Warning(QString("[BIN] Couldn't find contour points (ID=%1) for facet '%2' in the file!").arg(cloudID).arg(facet->getName()));
}
}
}
//contour polyline
{
intptr_t polyID = (intptr_t)facet->getContour();
if (polyID > 0)
{
ccHObject* poly = FindRobust(root,facet,static_cast<unsigned>(polyID),CC_TYPES::POLY_LINE);
if (poly)
{
facet->setContour(ccHObjectCaster::ToPolyline(poly));
}
else
{
//we have a problem here ;)
facet->setContourVertices(0);
ccLog::Warning(QString("[BIN] Couldn't find contour polyline (ID=%1) for facet '%2' in the file!").arg(polyID).arg(facet->getName()));
}
}
}
//polygon mesh
{
intptr_t polyID = (intptr_t)facet->getPolygon();
if (polyID > 0)
{
ccHObject* poly = FindRobust(root,facet,static_cast<unsigned>(polyID),CC_TYPES::MESH);
if (poly)
{
facet->setPolygon(ccHObjectCaster::ToMesh(poly));
}
else
{
//we have a problem here ;)
facet->setPolygon(0);
ccLog::Warning(QString("[BIN] Couldn't find polygon mesh (ID=%1) for facet '%2' in the file!").arg(polyID).arg(facet->getName()));
}
}
}
}
else if (currentObject->isKindOf(CC_TYPES::IMAGE))
{
ccImage* image = ccHObjectCaster::ToImage(currentObject);
intptr_t sensorID = (intptr_t)image->getAssociatedSensor();
if (sensorID > 0)
{
ccHObject* sensor = FindRobust(root,image,static_cast<unsigned>(sensorID),CC_TYPES::CAMERA_SENSOR);
if (sensor)
{
image->setAssociatedSensor(ccHObjectCaster::ToCameraSensor(sensor));
}
else
{
//we have a problem here ;)
image->setAssociatedSensor(0);
//DGM: can't delete it, too dangerous (bad pointers ;)
//delete root;
ccLog::Warning(QString("[BIN] Couldn't find camera sensor (ID=%1) for image '%2' in the file!").arg(sensorID).arg(image->getName()));
//return CC_FERR_MALFORMED_FILE;
}
}
}
if (currentObject)
for (unsigned i=0; i<currentObject->getChildrenNumber() ;++i)
toCheck.push_back(currentObject->getChild(i));
}
//check for unique IDs duplicate (yes it happens :-( )
{
std::unordered_set<unsigned> uniqueIDs;
unsigned maxUniqueID = root->findMaxUniqueID_recursive();
assert(toCheck.empty());
toCheck.push_back(root);
while (!toCheck.empty())
{
ccHObject* currentObject = toCheck.back();
toCheck.pop_back();
assert(currentObject);
//check that the ID is not already used (strangely it happens!)
unsigned uniqueID = currentObject->getUniqueID();
if (uniqueIDs.find(uniqueID) != uniqueIDs.end())
{
ccLog::Warning(QString("[BIN] Duplicate 'unique ID' found! (ID = %1)").arg(uniqueID));
currentObject->setUniqueID(++maxUniqueID);
}
else
{
uniqueIDs.insert(uniqueID);
}
for (unsigned i=0; i<currentObject->getChildrenNumber() ;++i)
{
toCheck.push_back(currentObject->getChild(i));
}
}
}
//update 'unique IDs'
toCheck.push_back(root);
while (!toCheck.empty())
{
ccHObject* currentObject = toCheck.back();
toCheck.pop_back();
currentObject->setUniqueID(lastUniqueIDBeforeLoad+currentObject->getUniqueID());
for (unsigned i=0; i<currentObject->getChildrenNumber(); ++i)
toCheck.push_back(currentObject->getChild(i));
}
if (root->isA(CC_TYPES::HIERARCHY_OBJECT))
{
//transfer children to container
root->transferChildren(container,true);
delete root;
root = 0;
}
else
{
container.addChild(root);
}
//orphans
if (orphans)
{
if (orphans->getChildrenNumber() != 0)
{
orphans->setEnabled(false);
container.addChild(orphans);
}
else
{
delete orphans;
orphans = 0;
}
}
return result;
}
CC_FILE_ERROR IcmFilter::loadFile(const char* filename, ccHObject& container, bool alwaysDisplayLoadDialog/*=true*/, bool* coordinatesShiftEnabled/*=0*/, double* coordinatesShift/*=0*/)
{
//ouverture du fichier
FILE *fp = fopen(filename, "rt");
if (!fp)
return CC_FERR_READING;
//buffer
char line[MAX_ASCII_FILE_LINE_LENGTH];
//lecture du header
if (!fgets(line, MAX_ASCII_FILE_LINE_LENGTH , fp))
{
fclose(fp);
return CC_FERR_READING;
}
if (strncmp(line,"#CC_ICM_FILE",12)!=0)
{
fclose(fp);
return CC_FERR_WRONG_FILE_TYPE;
}
//on extrait le chemin relatif
QString path = QFileInfo(filename).absolutePath();
char cloudFileName[MAX_ASCII_FILE_LINE_LENGTH];
if (!fgets(line, MAX_ASCII_FILE_LINE_LENGTH , fp))
{
fclose(fp);
return CC_FERR_READING;
}
if (strncmp(line,"FILE_NAME=",10)!=0)
{
fclose(fp);
return CC_FERR_WRONG_FILE_TYPE;
}
sscanf(line,"FILE_NAME=%s",cloudFileName);
char subFileType[12];
if (!fgets(line, MAX_ASCII_FILE_LINE_LENGTH , fp))
{
fclose(fp);
return CC_FERR_READING;
}
if (strncmp(line,"FILE_TYPE=",10)!=0)
{
fclose(fp);
return CC_FERR_WRONG_FILE_TYPE;
}
sscanf(line,"FILE_TYPE=%s",subFileType);
CC_FILE_TYPES fType = FileIOFilter::StringToFileFormat(subFileType);
//chargement du fichier (potentiellement plusieurs listes) correspondant
ccHObject* entities = FileIOFilter::LoadFromFile(qPrintable(QString("%0/%1").arg(path).arg(cloudFileName)),fType);
if (!entities)
{
fclose(fp);
return CC_FERR_READING;
}
container.addChild(entities);
//chargement des images
char imagesDescriptorFileName[MAX_ASCII_FILE_LINE_LENGTH];
if (!fgets(line, MAX_ASCII_FILE_LINE_LENGTH , fp))
{
ccConsole::Error("[IcmFilter::loadModelFromIcmFile] Read error (IMAGES_DESCRIPTOR)! No image loaded");
fclose(fp);
return CC_FERR_READING;
}
else
{
if (strncmp(line,"IMAGES_DESCRIPTOR=",18)!=0)
{
fclose(fp);
return CC_FERR_WRONG_FILE_TYPE;
}
sscanf(line,"IMAGES_DESCRIPTOR=%s",imagesDescriptorFileName);
int n = loadCalibratedImages(entities,path,imagesDescriptorFileName);
ccConsole::Print("[IcmFilter::loadModelFromIcmFile] %i image(s) loaded ...",n);
}
fclose(fp);
return CC_FERR_NO_ERROR;
}
CC_FILE_ERROR PTXFilter::loadFile( QString filename,
ccHObject& container,
LoadParameters& parameters)
{
//open ASCII file for reading
QFile file(filename);
if (!file.open(QIODevice::ReadOnly | QIODevice::Text))
{
return CC_FERR_READING;
}
QTextStream inFile(&file);
CCVector3d PshiftTrans(0,0,0);
CCVector3d PshiftCloud(0,0,0);
CC_FILE_ERROR result = CC_FERR_NO_LOAD;
ScalarType minIntensity = 0;
ScalarType maxIntensity = 0;
//progress dialog
ccProgressDialog pdlg(true, parameters.parentWidget);
pdlg.setMethodTitle(QObject::tr("Loading PTX file"));
pdlg.setAutoClose(false);
//progress dialog (for normals computation)
ccProgressDialog normalsProgressDlg(true, parameters.parentWidget);
normalsProgressDlg.setAutoClose(false);
for (unsigned cloudIndex = 0; result == CC_FERR_NO_ERROR || result == CC_FERR_NO_LOAD; cloudIndex++)
{
unsigned width = 0, height = 0;
ccGLMatrixd sensorTransD, cloudTransD;
//read header
{
QString line = inFile.readLine();
if (line.isNull() && container.getChildrenNumber() != 0) //end of file?
break;
//read the width (number of columns) and the height (number of rows) on the two first lines
//(DGM: we transpose the matrix right away)
bool ok;
height = line.toUInt(&ok);
if (!ok)
return CC_FERR_MALFORMED_FILE;
line = inFile.readLine();
width = line.toUInt(&ok);
if (!ok)
return CC_FERR_MALFORMED_FILE;
ccLog::Print(QString("[PTX] Scan #%1 - grid size: %2 x %3").arg(cloudIndex+1).arg(height).arg(width));
//read sensor transformation matrix
for (int i=0; i<4; ++i)
{
line = inFile.readLine();
QStringList tokens = line.split(" ",QString::SkipEmptyParts);
if (tokens.size() != 3)
return CC_FERR_MALFORMED_FILE;
double* colDest = 0;
if (i == 0)
{
//Translation
colDest = sensorTransD.getTranslation();
}
else
{
//X, Y and Z axis
colDest = sensorTransD.getColumn(i-1);
}
for (int j=0; j<3; ++j)
{
assert(colDest);
colDest[j] = tokens[j].toDouble(&ok);
if (!ok)
return CC_FERR_MALFORMED_FILE;
}
}
//make the transform a little bit cleaner (necessary as it's read from ASCII!)
CleanMatrix(sensorTransD);
//read cloud transformation matrix
for (int i=0; i<4; ++i)
{
line = inFile.readLine();
QStringList tokens = line.split(" ",QString::SkipEmptyParts);
if (tokens.size() != 4)
return CC_FERR_MALFORMED_FILE;
double* col = cloudTransD.getColumn(i);
for (int j=0; j<4; ++j)
{
col[j] = tokens[j].toDouble(&ok);
if (!ok)
return CC_FERR_MALFORMED_FILE;
}
}
//make the transform a little bit cleaner (necessary as it's read from ASCII!)
CleanMatrix(cloudTransD);
//handle Global Shift directly on the first cloud's translation!
if (cloudIndex == 0)
{
if (HandleGlobalShift(cloudTransD.getTranslationAsVec3D(),PshiftTrans,parameters))
{
ccLog::Warning("[PTXFilter::loadFile] Cloud has be recentered! Translation: (%.2f,%.2f,%.2f)",PshiftTrans.x,PshiftTrans.y,PshiftTrans.z);
}
}
//'remove' global shift from the sensor and cloud transformation matrices
cloudTransD.setTranslation(cloudTransD.getTranslationAsVec3D() + PshiftTrans);
sensorTransD.setTranslation(sensorTransD.getTranslationAsVec3D() + PshiftTrans);
}
//now we can read the grid cells
ccPointCloud* cloud = new ccPointCloud();
if (container.getChildrenNumber() == 0)
{
cloud->setName("unnamed - Cloud");
}
else
{
if (container.getChildrenNumber() == 1)
container.getChild(0)->setName("unnamed - Cloud 1"); //update previous cloud name!
cloud->setName(QString("unnamed - Cloud %1").arg(container.getChildrenNumber()+1));
}
unsigned gridSize = width * height;
if (!cloud->reserve(gridSize))
{
result = CC_FERR_NOT_ENOUGH_MEMORY;
delete cloud;
cloud = 0;
break;
}
//set global shift
cloud->setGlobalShift(PshiftTrans);
//intensities
ccScalarField* intensitySF = new ccScalarField(CC_PTX_INTENSITY_FIELD_NAME);
if (!intensitySF->reserve(static_cast<unsigned>(gridSize)))
{
ccLog::Warning("[PTX] Not enough memory to load intensities!");
intensitySF->release();
intensitySF = 0;
}
//grid structure
ccPointCloud::Grid::Shared grid(new ccPointCloud::Grid);
grid->w = width;
grid->h = height;
bool hasIndexGrid = true;
try
{
grid->indexes.resize(gridSize,-1); //-1 means no cell/point
}
catch (const std::bad_alloc&)
{
ccLog::Warning("[PTX] Not enough memory to load the grid structure");
hasIndexGrid = false;
}
//read points
{
CCLib::NormalizedProgress nprogress(&pdlg, gridSize);
pdlg.setInfo(qPrintable(QString("Number of cells: %1").arg(gridSize)));
pdlg.start();
bool firstPoint = true;
bool hasColors = false;
bool loadColors = false;
bool loadGridColors = false;
size_t gridIndex = 0;
for (unsigned j=0; j<height; ++j)
{
for (unsigned i=0; i<width; ++i, ++gridIndex)
{
QString line = inFile.readLine();
QStringList tokens = line.split(" ",QString::SkipEmptyParts);
if (firstPoint)
{
hasColors = (tokens.size() == 7);
if (hasColors)
{
loadColors = cloud->reserveTheRGBTable();
if (!loadColors)
{
ccLog::Warning("[PTX] Not enough memory to load RGB colors!");
}
else if (hasIndexGrid)
{
//we also load the colors into the grid (as invalid/missing points can have colors!)
try
{
grid->colors.resize(gridSize, ccColor::Rgb(0, 0, 0));
loadGridColors = true;
}
catch (const std::bad_alloc&)
{
ccLog::Warning("[PTX] Not enough memory to load the grid colors");
}
}
}
}
if ((hasColors && tokens.size() != 7) || (!hasColors && tokens.size() != 4))
{
result = CC_FERR_MALFORMED_FILE;
//early stop
j = height;
break;
}
double values[4];
for (int v=0; v<4; ++v)
{
bool ok;
values[v] = tokens[v].toDouble(&ok);
if (!ok)
{
result = CC_FERR_MALFORMED_FILE;
//early stop
j = height;
break;
}
}
//we skip "empty" cells
bool pointIsValid = (CCVector3d::fromArray(values).norm2() != 0);
if (pointIsValid)
{
const double* Pd = values;
//first point: check for 'big' coordinates
if (firstPoint)
{
if (cloudIndex == 0 && !cloud->isShifted()) //in case the trans. matrix was ok!
{
CCVector3d P(Pd);
if (HandleGlobalShift(P,PshiftCloud,parameters))
{
cloud->setGlobalShift(PshiftCloud);
ccLog::Warning("[PTXFilter::loadFile] Cloud has been recentered! Translation: (%.2f,%.2f,%.2f)",PshiftCloud.x,PshiftCloud.y,PshiftCloud.z);
}
}
firstPoint = false;
}
//update index grid
if (hasIndexGrid)
{
grid->indexes[gridIndex] = static_cast<int>(cloud->size()); // = index (default value = -1, means no point)
}
//add point
cloud->addPoint(CCVector3( static_cast<PointCoordinateType>(Pd[0] + PshiftCloud.x),
static_cast<PointCoordinateType>(Pd[1] + PshiftCloud.y),
static_cast<PointCoordinateType>(Pd[2] + PshiftCloud.z)) );
//add intensity
if (intensitySF)
{
intensitySF->addElement(static_cast<ScalarType>(values[3]));
}
}
//color
if (loadColors && (pointIsValid || loadGridColors))
{
ccColor::Rgb color;
for (int c=0; c<3; ++c)
{
bool ok;
unsigned temp = tokens[4+c].toUInt(&ok);
ok &= (temp <= 255);
if (ok)
{
color.rgb[c] = static_cast<unsigned char>(temp);
}
else
{
result = CC_FERR_MALFORMED_FILE;
//early stop
j = height;
break;
}
}
if (pointIsValid)
{
cloud->addRGBColor(color.rgb);
}
if (loadGridColors)
{
assert(!grid->colors.empty());
grid->colors[gridIndex] = color;
}
}
if (!nprogress.oneStep())
{
result = CC_FERR_CANCELED_BY_USER;
break;
}
}
}
}
//is there at least one valid point in this grid?
if (cloud->size() == 0)
{
delete cloud;
cloud = 0;
if (intensitySF)
intensitySF->release();
ccLog::Warning(QString("[PTX] Scan #%1 is empty?!").arg(cloudIndex+1));
}
else
{
if (result == CC_FERR_NO_LOAD)
result = CC_FERR_NO_ERROR; //to make clear that we have loaded at least something!
cloud->resize(cloud->size());
if (intensitySF)
{
assert(intensitySF->currentSize() == cloud->size());
intensitySF->resize(cloud->size());
intensitySF->computeMinAndMax();
int intensitySFIndex = cloud->addScalarField(intensitySF);
//keep track of the min and max intensity
if (container.getChildrenNumber() == 0)
{
minIntensity = intensitySF->getMin();
maxIntensity = intensitySF->getMax();
}
else
{
minIntensity = std::min(minIntensity,intensitySF->getMin());
maxIntensity = std::max(maxIntensity,intensitySF->getMax());
}
cloud->showSF(true);
cloud->setCurrentDisplayedScalarField(intensitySFIndex);
}
ccGBLSensor* sensor = 0;
if (hasIndexGrid && result != CC_FERR_CANCELED_BY_USER)
{
//determine best sensor parameters (mainly yaw and pitch steps)
ccGLMatrix cloudToSensorTrans((sensorTransD.inverse() * cloudTransD).data());
sensor = ccGriddedTools::ComputeBestSensor(cloud, grid, &cloudToSensorTrans);
}
//we apply the transformation
ccGLMatrix cloudTrans(cloudTransD.data());
cloud->applyGLTransformation_recursive(&cloudTrans);
if (sensor)
{
ccGLMatrix sensorTrans(sensorTransD.data());
sensor->setRigidTransformation(sensorTrans); //after cloud->applyGLTransformation_recursive!
cloud->addChild(sensor);
}
//scan grid
if (hasIndexGrid)
{
grid->validCount = static_cast<unsigned>(cloud->size());
grid->minValidIndex = 0;
grid->maxValidIndex = grid->validCount-1;
grid->sensorPosition = sensorTransD;
cloud->addGrid(grid);
//by default we don't compute normals without asking the user
if (parameters.autoComputeNormals)
{
cloud->computeNormalsWithGrids(LS, 2, true, &normalsProgressDlg);
}
}
cloud->setVisible(true);
cloud->showColors(cloud->hasColors());
cloud->showNormals(cloud->hasNormals());
container.addChild(cloud);
#ifdef QT_DEBUG
//break;
#endif
}
}
//update scalar fields saturation (globally!)
{
bool validIntensityRange = true;
if (minIntensity < 0 || maxIntensity > 1.0)
{
ccLog::Warning("[PTX] Intensity values are invalid (they should all fall in [0 ; 1])");
validIntensityRange = false;
}
for (unsigned i=0; i<container.getChildrenNumber(); ++i)
{
ccHObject* obj = container.getChild(i);
assert(obj && obj->isA(CC_TYPES::POINT_CLOUD));
CCLib::ScalarField* sf = static_cast<ccPointCloud*>(obj)->getScalarField(0);
if (sf)
{
ccScalarField* ccSF = static_cast<ccScalarField*>(sf);
ccSF->setColorScale(ccColorScalesManager::GetDefaultScale(validIntensityRange ? ccColorScalesManager::ABS_NORM_GREY : ccColorScalesManager::GREY));
ccSF->setSaturationStart(0/*minIntensity*/);
ccSF->setSaturationStop(maxIntensity);
}
}
}
return result;
}
CC_FILE_ERROR ObjFilter::loadFile(QString filename, ccHObject& container, LoadParameters& parameters)
{
ccLog::Print(QString("[OBJ] ") + filename);
//open file
QFile file(filename);
if (!file.open(QFile::ReadOnly))
return CC_FERR_READING;
QTextStream stream(&file);
//current vertex shift
CCVector3d Pshift(0,0,0);
//vertices
ccPointCloud* vertices = new ccPointCloud("vertices");
int pointsRead = 0;
//facets
unsigned int facesRead = 0;
unsigned int totalFacesRead = 0;
int maxVertexIndex = -1;
//base mesh
ccMesh* baseMesh = new ccMesh(vertices);
baseMesh->setName(QFileInfo(filename).baseName());
//we need some space already reserved!
if (!baseMesh->reserve(128))
{
ccLog::Error("Not engouh memory!");
return CC_FERR_NOT_ENOUGH_MEMORY;
}
//groups (starting index + name)
std::vector<std::pair<unsigned,QString> > groups;
//materials
ccMaterialSet* materials = 0;
bool hasMaterial = false;
int currentMaterial = -1;
bool currentMaterialDefined = false;
bool materialsLoadFailed = true;
//texture coordinates
TextureCoordsContainer* texCoords = 0;
bool hasTexCoords = false;
int texCoordsRead = 0;
int maxTexCoordIndex = -1;
//normals
NormsIndexesTableType* normals = 0;
int normsRead = 0;
bool normalsPerFacet = false;
int maxTriNormIndex = -1;
//progress dialog
ccProgressDialog pDlg(true);
pDlg.setMethodTitle("OBJ file");
pDlg.setInfo("Loading in progress...");
pDlg.setRange(0,static_cast<int>(file.size()));
pDlg.show();
QApplication::processEvents();
//common warnings that can appear multiple time (we avoid to send too many messages to the console!)
enum OBJ_WARNINGS { INVALID_NORMALS = 0,
INVALID_INDEX = 1,
NOT_ENOUGH_MEMORY = 2,
INVALID_LINE = 3,
CANCELLED_BY_USER = 4,
};
bool objWarnings[5] = { false, false, false, false, false };
bool error = false;
try
{
unsigned lineCount = 0;
unsigned polyCount = 0;
QString currentLine = stream.readLine();
while (!currentLine.isNull())
{
if ((++lineCount % 2048) == 0)
{
if (pDlg.wasCanceled())
{
error = true;
objWarnings[CANCELLED_BY_USER] = true;
break;
}
pDlg.setValue(static_cast<int>(file.pos()));
QApplication::processEvents();
}
QStringList tokens = QString(currentLine).split(QRegExp("\\s+"),QString::SkipEmptyParts);
//skip comments & empty lines
if( tokens.empty() || tokens.front().startsWith('/',Qt::CaseInsensitive) || tokens.front().startsWith('#',Qt::CaseInsensitive) )
{
currentLine = stream.readLine();
continue;
}
/*** new vertex ***/
if (tokens.front() == "v")
{
//reserve more memory if necessary
if (vertices->size() == vertices->capacity())
{
if (!vertices->reserve(vertices->capacity()+MAX_NUMBER_OF_ELEMENTS_PER_CHUNK))
{
objWarnings[NOT_ENOUGH_MEMORY] = true;
error = true;
break;
}
}
//malformed line?
if (tokens.size() < 4)
{
objWarnings[INVALID_LINE] = true;
error = true;
break;
}
CCVector3d Pd( tokens[1].toDouble(), tokens[2].toDouble(), tokens[3].toDouble() );
//first point: check for 'big' coordinates
if (pointsRead == 0)
{
if (HandleGlobalShift(Pd,Pshift,parameters))
{
vertices->setGlobalShift(Pshift);
ccLog::Warning("[OBJ] Cloud has been recentered! Translation: (%.2f,%.2f,%.2f)",Pshift.x,Pshift.y,Pshift.z);
}
}
//shifted point
CCVector3 P = CCVector3::fromArray((Pd + Pshift).u);
vertices->addPoint(P);
++pointsRead;
}
/*** new vertex texture coordinates ***/
else if (tokens.front() == "vt")
{
//create and reserve memory for tex. coords container if necessary
if (!texCoords)
{
texCoords = new TextureCoordsContainer();
texCoords->link();
}
if (texCoords->currentSize() == texCoords->capacity())
{
if (!texCoords->reserve(texCoords->capacity() + MAX_NUMBER_OF_ELEMENTS_PER_CHUNK))
{
objWarnings[NOT_ENOUGH_MEMORY] = true;
error = true;
break;
}
}
//malformed line?
if (tokens.size() < 2)
{
objWarnings[INVALID_LINE] = true;
error = true;
break;
}
float T[2] = { T[0] = tokens[1].toFloat(), 0 };
if (tokens.size() > 2) //OBJ specification allows for only one value!!!
{
T[1] = tokens[2].toFloat();
}
texCoords->addElement(T);
++texCoordsRead;
}
/*** new vertex normal ***/
else if (tokens.front() == "vn") //--> in fact it can also be a facet normal!!!
{
//create and reserve memory for normals container if necessary
if (!normals)
{
normals = new NormsIndexesTableType;
normals->link();
}
if (normals->currentSize() == normals->capacity())
{
if (!normals->reserve(normals->capacity() + MAX_NUMBER_OF_ELEMENTS_PER_CHUNK))
{
objWarnings[NOT_ENOUGH_MEMORY] = true;
error = true;
break;
}
}
//malformed line?
if (tokens.size() < 4)
{
objWarnings[INVALID_LINE] = true;
error = true;
break;
}
CCVector3 N(static_cast<PointCoordinateType>(tokens[1].toDouble()),
static_cast<PointCoordinateType>(tokens[2].toDouble()),
static_cast<PointCoordinateType>(tokens[3].toDouble()));
if (fabs(N.norm2() - 1.0) > 0.005)
{
objWarnings[INVALID_NORMALS] = true;
N.normalize();
}
CompressedNormType nIndex = ccNormalVectors::GetNormIndex(N.u);
normals->addElement(nIndex); //we don't know yet if it's per-vertex or per-triangle normal...
++normsRead;
}
/*** new group ***/
else if (tokens.front() == "g" || tokens.front() == "o")
{
//update new group index
facesRead = 0;
//get the group name
QString groupName = (tokens.size() > 1 && !tokens[1].isEmpty() ? tokens[1] : "default");
for (int i=2; i<tokens.size(); ++i) //multiple parts?
groupName.append(QString(" ")+tokens[i]);
//push previous group descriptor (if none was pushed)
if (groups.empty() && totalFacesRead > 0)
groups.push_back(std::pair<unsigned,QString>(0,"default"));
//push new group descriptor
if (!groups.empty() && groups.back().first == totalFacesRead)
groups.back().second = groupName; //simply replace the group name if the previous group was empty!
else
groups.push_back(std::pair<unsigned,QString>(totalFacesRead,groupName));
polyCount = 0; //restart polyline count at 0!
}
/*** new face ***/
else if (tokens.front().startsWith('f'))
{
//malformed line?
if (tokens.size() < 4)
{
objWarnings[INVALID_LINE] = true;
currentLine = stream.readLine();
continue;
//error = true;
//break;
}
//read the face elements (singleton, pair or triplet)
std::vector<facetElement> currentFace;
{
for (int i=1; i<tokens.size(); ++i)
{
QStringList vertexTokens = tokens[i].split('/');
if (vertexTokens.size() == 0 || vertexTokens[0].isEmpty())
{
objWarnings[INVALID_LINE] = true;
error = true;
break;
}
else
{
//new vertex
facetElement fe; //(0,0,0) by default
fe.vIndex = vertexTokens[0].toInt();
if (vertexTokens.size() > 1 && !vertexTokens[1].isEmpty())
fe.tcIndex = vertexTokens[1].toInt();
if (vertexTokens.size() > 2 && !vertexTokens[2].isEmpty())
fe.nIndex = vertexTokens[2].toInt();
currentFace.push_back(fe);
}
}
}
if (error)
break;
if (currentFace.size() < 3)
{
ccLog::Warning("[OBJ] Malformed file: polygon on line %1 has less than 3 vertices!",lineCount);
error = true;
break;
}
//first vertex
std::vector<facetElement>::iterator A = currentFace.begin();
//the very first vertex of the group tells us about the whole sequence
if (facesRead == 0)
{
//we have a tex. coord index as second vertex element!
if (!hasTexCoords && A->tcIndex != 0 && !materialsLoadFailed)
{
if (!baseMesh->reservePerTriangleTexCoordIndexes())
{
objWarnings[NOT_ENOUGH_MEMORY] = true;
error = true;
break;
}
for (unsigned int i=0; i<totalFacesRead; ++i)
baseMesh->addTriangleTexCoordIndexes(-1, -1, -1);
hasTexCoords = true;
}
//we have a normal index as third vertex element!
if (!normalsPerFacet && A->nIndex != 0)
{
//so the normals are 'per-facet'
if (!baseMesh->reservePerTriangleNormalIndexes())
{
objWarnings[NOT_ENOUGH_MEMORY] = true;
error = true;
break;
}
for (unsigned int i=0; i<totalFacesRead; ++i)
baseMesh->addTriangleNormalIndexes(-1, -1, -1);
normalsPerFacet = true;
}
}
//we process all vertices accordingly
for (std::vector<facetElement>::iterator it = currentFace.begin() ; it!=currentFace.end(); ++it)
{
facetElement& vertex = *it;
//vertex index
{
if (!vertex.updatePointIndex(pointsRead))
{
objWarnings[INVALID_INDEX] = true;
error = true;
break;
}
if (vertex.vIndex > maxVertexIndex)
maxVertexIndex = vertex.vIndex;
}
//should we have a tex. coord index as second vertex element?
if (hasTexCoords && currentMaterialDefined)
{
if (!vertex.updateTexCoordIndex(texCoordsRead))
{
objWarnings[INVALID_INDEX] = true;
error = true;
break;
}
if (vertex.tcIndex > maxTexCoordIndex)
maxTexCoordIndex = vertex.tcIndex;
}
//should we have a normal index as third vertex element?
if (normalsPerFacet)
{
if (!vertex.updateNormalIndex(normsRead))
{
objWarnings[INVALID_INDEX] = true;
error = true;
break;
}
if (vertex.nIndex > maxTriNormIndex)
maxTriNormIndex = vertex.nIndex;
}
}
//don't forget material (common for all vertices)
if (currentMaterialDefined && !materialsLoadFailed)
{
if (!hasMaterial)
{
if (!baseMesh->reservePerTriangleMtlIndexes())
{
objWarnings[NOT_ENOUGH_MEMORY] = true;
error = true;
break;
}
for (unsigned int i=0; i<totalFacesRead; ++i)
baseMesh->addTriangleMtlIndex(-1);
hasMaterial = true;
}
}
if (error)
break;
//Now, let's tesselate the whole polygon
//FIXME: yeah, we do very ulgy tesselation here!
std::vector<facetElement>::const_iterator B = A+1;
std::vector<facetElement>::const_iterator C = B+1;
for ( ; C != currentFace.end(); ++B,++C)
{
//need more space?
if (baseMesh->size() == baseMesh->capacity())
{
if (!baseMesh->reserve(baseMesh->size()+128))
{
objWarnings[NOT_ENOUGH_MEMORY] = true;
error = true;
break;
}
}
//push new triangle
baseMesh->addTriangle(A->vIndex, B->vIndex, C->vIndex);
++facesRead;
++totalFacesRead;
if (hasMaterial)
baseMesh->addTriangleMtlIndex(currentMaterial);
if (hasTexCoords)
baseMesh->addTriangleTexCoordIndexes(A->tcIndex, B->tcIndex, C->tcIndex);
if (normalsPerFacet)
baseMesh->addTriangleNormalIndexes(A->nIndex, B->nIndex, C->nIndex);
}
}
/*** polyline ***/
else if (tokens.front().startsWith('l'))
{
//malformed line?
if (tokens.size() < 3)
{
objWarnings[INVALID_LINE] = true;
currentLine = stream.readLine();
continue;
}
//read the face elements (singleton, pair or triplet)
ccPolyline* polyline = new ccPolyline(vertices);
if (!polyline->reserve(static_cast<unsigned>(tokens.size()-1)))
{
//not enough memory
objWarnings[NOT_ENOUGH_MEMORY] = true;
delete polyline;
polyline = 0;
currentLine = stream.readLine();
continue;
}
for (int i=1; i<tokens.size(); ++i)
{
//get next polyline's vertex index
QStringList vertexTokens = tokens[i].split('/');
if (vertexTokens.size() == 0 || vertexTokens[0].isEmpty())
{
objWarnings[INVALID_LINE] = true;
error = true;
break;
}
else
{
int index = vertexTokens[0].toInt(); //we ignore normal index (if any!)
if (!UpdatePointIndex(index,pointsRead))
{
objWarnings[INVALID_INDEX] = true;
error = true;
break;
}
polyline->addPointIndex(index);
}
}
if (error)
{
delete polyline;
polyline = 0;
break;
}
polyline->setVisible(true);
QString name = groups.empty() ? QString("Line") : groups.back().second+QString(".line");
polyline->setName(QString("%1 %2").arg(name).arg(++polyCount));
vertices->addChild(polyline);
}
/*** material ***/
else if (tokens.front() == "usemtl") //see 'MTL file' below
{
if (materials) //otherwise we have failed to load MTL file!!!
{
QString mtlName = currentLine.mid(7).trimmed();
//DGM: in case there's space characters in the material name, we must read it again from the original line buffer
//QString mtlName = (tokens.size() > 1 && !tokens[1].isEmpty() ? tokens[1] : "");
currentMaterial = (!mtlName.isEmpty() ? materials->findMaterialByName(mtlName) : -1);
currentMaterialDefined = true;
}
}
/*** material file (MTL) ***/
else if (tokens.front() == "mtllib")
{
//malformed line?
if (tokens.size() < 2 || tokens[1].isEmpty())
{
objWarnings[INVALID_LINE] = true;
}
else
{
//we build the whole MTL filename + path
//DGM: in case there's space characters in the filename, we must read it again from the original line buffer
//QString mtlFilename = tokens[1];
QString mtlFilename = currentLine.mid(7).trimmed();
ccLog::Print(QString("[OBJ] Material file: ")+mtlFilename);
QString mtlPath = QFileInfo(filename).canonicalPath();
//we try to load it
if (!materials)
{
materials = new ccMaterialSet("materials");
materials->link();
}
size_t oldSize = materials->size();
QStringList errors;
if (ccMaterialSet::ParseMTL(mtlPath,mtlFilename,*materials,errors))
{
ccLog::Print("[OBJ] %i materials loaded",materials->size()-oldSize);
materialsLoadFailed = false;
}
else
{
ccLog::Error(QString("[OBJ] Failed to load material file! (should be in '%1')").arg(mtlPath+'/'+QString(mtlFilename)));
materialsLoadFailed = true;
}
if (!errors.empty())
{
for (int i=0; i<errors.size(); ++i)
ccLog::Warning(QString("[OBJ::Load::MTL parser] ")+errors[i]);
}
if (materials->empty())
{
materials->release();
materials=0;
materialsLoadFailed = true;
}
}
}
///*** shading group ***/
//else if (tokens.front() == "s")
//{
// //ignored!
//}
if (error)
break;
currentLine = stream.readLine();
}
}
catch (const std::bad_alloc&)
{
//not enough memory
objWarnings[NOT_ENOUGH_MEMORY] = true;
error = true;
}
file.close();
//1st check
if (!error && pointsRead == 0)
{
//of course if there's no vertex, that's the end of the story ...
ccLog::Warning("[OBJ] Malformed file: no vertex in file!");
error = true;
}
if (!error)
{
ccLog::Print("[OBJ] %i points, %u faces",pointsRead,totalFacesRead);
if (texCoordsRead > 0 || normsRead > 0)
ccLog::Print("[OBJ] %i tex. coords, %i normals",texCoordsRead,normsRead);
//do some cleaning
vertices->shrinkToFit();
if (normals)
normals->shrinkToFit();
if (texCoords)
texCoords->shrinkToFit();
if (baseMesh->size() == 0)
{
delete baseMesh;
baseMesh = 0;
}
else
{
baseMesh->shrinkToFit();
}
if ( maxVertexIndex >= pointsRead
|| maxTexCoordIndex >= texCoordsRead
|| maxTriNormIndex >= normsRead)
{
//hum, we've got a problem here
ccLog::Warning("[OBJ] Malformed file: indexes go higher than the number of elements! (v=%i/tc=%i/n=%i)",maxVertexIndex,maxTexCoordIndex,maxTriNormIndex);
if (maxVertexIndex >= pointsRead)
{
error = true;
}
else
{
objWarnings[INVALID_INDEX] = true;
if (maxTexCoordIndex >= texCoordsRead)
{
texCoords->release();
texCoords = 0;
materials->release();
materials = 0;
}
if (maxTriNormIndex >= normsRead)
{
normals->release();
normals = 0;
}
}
}
if (!error && baseMesh)
{
if (normals && normalsPerFacet)
{
baseMesh->setTriNormsTable(normals);
baseMesh->showTriNorms(true);
}
if (materials)
{
baseMesh->setMaterialSet(materials);
baseMesh->showMaterials(true);
}
if (texCoords)
{
if (materials)
{
baseMesh->setTexCoordinatesTable(texCoords);
}
else
{
ccLog::Warning("[OBJ] Texture coordinates were defined but no material could be loaded!");
}
}
//normals: if the obj file doesn't provide any, should we compute them?
if (!normals)
{
//DGM: normals can be per-vertex or per-triangle so it's better to let the user do it himself later
//Moreover it's not always good idea if the user doesn't want normals (especially in ccViewer!)
//if (!materials && !baseMesh->hasColors()) //yes if no material is available!
//{
// ccLog::Print("[OBJ] Mesh has no normal! We will compute them automatically");
// baseMesh->computeNormals();
// baseMesh->showNormals(true);
//}
//else
{
ccLog::Warning("[OBJ] Mesh has no normal! You can manually compute them (select it then call \"Edit > Normals > Compute\")");
}
}
//create sub-meshes if necessary
ccLog::Print("[OBJ] 1 mesh loaded - %i group(s)", groups.size());
if (groups.size() > 1)
{
for (size_t i=0; i<groups.size(); ++i)
{
const QString& groupName = groups[i].second;
unsigned startIndex = groups[i].first;
unsigned endIndex = (i+1 == groups.size() ? baseMesh->size() : groups[i+1].first);
if (startIndex == endIndex)
{
continue;
}
ccSubMesh* subTri = new ccSubMesh(baseMesh);
if (subTri->reserve(endIndex-startIndex))
{
subTri->addTriangleIndex(startIndex,endIndex);
subTri->setName(groupName);
subTri->showMaterials(baseMesh->materialsShown());
subTri->showNormals(baseMesh->normalsShown());
subTri->showTriNorms(baseMesh->triNormsShown());
//subTri->showColors(baseMesh->colorsShown());
//subTri->showWired(baseMesh->isShownAsWire());
baseMesh->addChild(subTri);
}
else
{
delete subTri;
subTri = 0;
objWarnings[NOT_ENOUGH_MEMORY] = true;
}
}
baseMesh->setVisible(false);
vertices->setLocked(true);
}
baseMesh->addChild(vertices);
//DGM: we can't deactive the vertices if it has children! (such as polyline)
if (vertices->getChildrenNumber() != 0)
vertices->setVisible(false);
else
vertices->setEnabled(false);
container.addChild(baseMesh);
}
if (!baseMesh && vertices->size() != 0)
{
//no (valid) mesh!
container.addChild(vertices);
//we hide the vertices if the entity has children (probably polylines!)
if (vertices->getChildrenNumber() != 0)
{
vertices->setVisible(false);
}
}
//special case: normals held by cloud!
if (normals && !normalsPerFacet)
{
if (normsRead == pointsRead) //must be 'per-vertex' normals
{
vertices->setNormsTable(normals);
if (baseMesh)
baseMesh->showNormals(true);
}
else
{
ccLog::Warning("File contains normals which seem to be neither per-vertex nor per-face!!! We had to ignore them...");
}
}
}
if (error)
{
if (baseMesh)
delete baseMesh;
if (vertices)
delete vertices;
}
//release shared structures
if (normals)
{
normals->release();
normals = 0;
}
if (texCoords)
{
texCoords->release();
texCoords = 0;
}
if (materials)
{
materials->release();
materials = 0;
}
pDlg.close();
//potential warnings
if (objWarnings[INVALID_NORMALS])
ccLog::Warning("[OBJ] Some normals in file were invalid. You should re-compute them (select entity, then \"Edit > Normals > Compute\")");
if (objWarnings[INVALID_INDEX])
ccLog::Warning("[OBJ] File is malformed! Check indexes...");
if (objWarnings[NOT_ENOUGH_MEMORY])
ccLog::Warning("[OBJ] Not enough memory!");
if (objWarnings[INVALID_LINE])
ccLog::Warning("[OBJ] File is malformed! Missing data.");
if (error)
{
if (objWarnings[NOT_ENOUGH_MEMORY])
return CC_FERR_NOT_ENOUGH_MEMORY;
else if (objWarnings[CANCELLED_BY_USER])
return CC_FERR_CANCELED_BY_USER;
else
return CC_FERR_MALFORMED_FILE;
}
else
{
return CC_FERR_NO_ERROR;
}
}
