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 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 BinFilter::loadFileV1(QFile& in, ccHObject& container, unsigned nbScansTotal)
{
if (nbScansTotal>99)
{
if (QMessageBox::question(0, QString("Oups"), QString("Hum, do you really expect %1 point clouds?").arg(nbScansTotal))==QMessageBox::No)
return CC_FERR_WRONG_FILE_TYPE;
}
else if (nbScansTotal==0)
{
return CC_FERR_NO_LOAD;
}
ccProgressDialog pdlg(true);
pdlg.setMethodTitle("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);
//progress for this cloud
CCLib::NormalizedProgress nprogress(&pdlg,nbOfPoints);
pdlg.reset();
char buffer[256];
sprintf(buffer,"cloud %i/%i (%i points)",k+1,nbScansTotal,nbOfPoints);
pdlg.setInfo(buffer);
pdlg.start();
QApplication::processEvents();
if (nbOfPoints==0)
{
//Console::print("[BinFilter::loadModelFromBinaryFile] rien a faire !\n");
continue;
}
//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 #%i",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 = ccMin(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();
CCVector3 P;
unsigned char C[3];
double D;
//does the associated scalar field is negative?
bool negSF = false;
unsigned lineReaded=0;
int parts = 0;
//lecture du fichier
for (unsigned i=0;i<nbOfPoints;++i)
{
if (lineReaded == fileChunkPos+fileChunkSize)
{
if (header.scalarField)
loadedCloud->getCurrentInScalarField()->computeMinAndMax();
container.addChild(loadedCloud);
fileChunkPos = lineReaded;
fileChunkSize = ccMin(nbOfPoints-lineReaded,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();
}
if (in.read((char*)P.u,sizeof(float)*3)<0)
{
//Console::print("[BinFilter::loadModelFromBinaryFile] Error reading the %ith entity point !\n",k);
return CC_FERR_READING;
}
loadedCloud->addPoint(P);
if (header.colors)
{
if (in.read((char*)C,sizeof(colorType)*3)<0)
{
//Console::print("[BinFilter::loadModelFromBinaryFile] Error reading the %ith entity colors !\n",k);
return CC_FERR_READING;
}
loadedCloud->addRGBColor(C);
}
if (header.normals)
{
if (in.read((char*)P.u,sizeof(float)*3)<0)
{
//Console::print("[BinFilter::loadModelFromBinaryFile] Error reading the %ith entity norms !\n",k);
return CC_FERR_READING;
}
loadedCloud->addNorm(P.u);
}
if (header.scalarField)
{
if (in.read((char*)&D,sizeof(double))<0)
{
//Console::print("[BinFilter::loadModelFromBinaryFile] Error reading the %ith entity distance !\n",k);
return CC_FERR_READING;
}
DistanceType d = (DistanceType)D;
//if there are negative values, we test if they are particular values (HIDDEN_VALUE, etc.)
//or not particular (in which case we have a non strictly positive SF)
if (d<0.0 && !negSF)
{
//we must test if the value is a particular one
if (d != HIDDEN_VALUE &&
d != OUT_VALUE &&
d != SEGMENTED_VALUE)
negSF = true;
}
loadedCloud->setPointScalarValue(i,d);
}
lineReaded++;
if (!nprogress.oneStep())
{
loadedCloud->resize(i+1-fileChunkPos);
k=nbScansTotal;
i=nbOfPoints;
}
}
if (header.scalarField)
{
CCLib::ScalarField* sf = loadedCloud->getCurrentInScalarField();
assert(sf);
sf->setName(sfName);
sf->setPositive(!negSF);
sf->computeMinAndMax();
loadedCloud->setCurrentDisplayedScalarField(loadedCloud->getCurrentInScalarFieldIndex());
loadedCloud->showSF(true);
}
container.addChild(loadedCloud);
}
return CC_FERR_NO_ERROR;
}