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create/src/Mod/Points/App/PointsAlgos.cpp

439 lines
15 KiB
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/***************************************************************************
* Copyright (c) Juergen Riegel <juergen.riegel@web.de> *
* *
* This file is part of the FreeCAD CAx development system. *
* *
* This library is free software; you can redistribute it and/or *
* modify it under the terms of the GNU Library General Public *
* License as published by the Free Software Foundation; either *
* version 2 of the License, or (at your option) any later version. *
* *
* This library is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU Library General Public License for more details. *
* *
* You should have received a copy of the GNU Library General Public *
* License along with this library; see the file COPYING.LIB. If not, *
* write to the Free Software Foundation, Inc., 59 Temple Place, *
* Suite 330, Boston, MA 02111-1307, USA *
* *
***************************************************************************/
#include "PreCompiled.h"
#ifndef _PreComp_
#ifdef FC_OS_LINUX
# include <unistd.h>
#endif
# include <sstream>
#endif
#ifdef HAVE_PCL_IO
# include <pcl/io/ply_io.h>
# include <pcl/io/pcd_io.h>
# include <pcl/point_types.h>
#endif
#include "PointsAlgos.h"
#include "Points.h"
#include <Base/Exception.h>
#include <Base/FileInfo.h>
#include <Base/Console.h>
#include <Base/Sequencer.h>
#include <Base/Stream.h>
#include <boost/regex.hpp>
using namespace Points;
void PointsAlgos::Load(PointKernel &points, const char *FileName)
{
Base::FileInfo File(FileName);
// checking on the file
if (!File.isReadable())
throw Base::FileException("File to load not existing or not readable", FileName);
if (File.extension() == "asc" ||File.extension() == "ASC")
LoadAscii(points,FileName);
else
throw Base::Exception("Unknown ending");
}
void PointsAlgos::LoadAscii(PointKernel &points, const char *FileName)
{
boost::regex rx("^\\s*([-+]?[0-9]*)\\.?([0-9]+([eE][-+]?[0-9]+)?)"
"\\s+([-+]?[0-9]*)\\.?([0-9]+([eE][-+]?[0-9]+)?)"
"\\s+([-+]?[0-9]*)\\.?([0-9]+([eE][-+]?[0-9]+)?)\\s*$");
//boost::regex rx("(\\b[0-9]+\\.([0-9]+\\b)?|\\.[0-9]+\\b)");
//boost::regex rx("^\\s*(-?[0-9]*)\\.([0-9]+)\\s+(-?[0-9]*)\\.([0-9]+)\\s+(-?[0-9]*)\\.([0-9]+)\\s*$");
boost::cmatch what;
Base::Vector3d pt;
int LineCnt=0;
std::string line;
Base::FileInfo fi(FileName);
Base::ifstream tmp_str(fi, std::ios::in);
// estimating size
while (std::getline(tmp_str,line))
LineCnt++;
// resize the PointKernel
points.resize(LineCnt);
Base::SequencerLauncher seq( "Loading points...", LineCnt );
// again to the beginning
Base::ifstream file(fi, std::ios::in);
LineCnt = 0;
try {
// read file
while (std::getline(file, line)) {
if (boost::regex_match(line.c_str(), what, rx)) {
pt.x = std::atof(what[1].first);
pt.y = std::atof(what[4].first);
pt.z = std::atof(what[7].first);
points.setPoint(LineCnt,pt);
seq.next();
LineCnt++;
}
}
}
catch (...) {
points.clear();
throw Base::Exception("Reading in points failed.");
}
// now remove the last points from the kernel
// Note: first we allocate memory corresponding to the number of lines (points and comments)
// and read in the file twice. But then the size of the kernel is too high
if (LineCnt < (int)points.size())
points.erase(LineCnt, points.size());
}
// ----------------------------------------------------------------------------
Reader::Reader()
{
width = 0;
height = 0;
}
Reader::~Reader()
{
}
void Reader::clear()
{
intensity.clear();
colors.clear();
normals.clear();
}
const PointKernel& Reader::getPoints() const
{
return points;
}
bool Reader::hasProperties() const
{
return (hasIntensities() || hasColors() || hasNormals());
}
const std::vector<float>& Reader::getIntensities() const
{
return intensity;
}
bool Reader::hasIntensities() const
{
return (!intensity.empty());
}
const std::vector<App::Color>& Reader::getColors() const
{
return colors;
}
bool Reader::hasColors() const
{
return (!colors.empty());
}
const std::vector<Base::Vector3f>& Reader::getNormals() const
{
return normals;
}
bool Reader::hasNormals() const
{
return (!normals.empty());
}
bool Reader::isStructured() const
{
return (width > 1 && height > 1);
}
int Reader::getWidth() const
{
return width;
}
int Reader::getHeight() const
{
return height;
}
// ----------------------------------------------------------------------------
AscReader::AscReader()
{
}
AscReader::~AscReader()
{
}
void AscReader::read(const std::string& filename)
{
points.load(filename.c_str());
}
// ----------------------------------------------------------------------------
#ifdef HAVE_PCL_IO
PlyReader::PlyReader()
{
}
PlyReader::~PlyReader()
{
}
void PlyReader::read(const std::string& filename)
{
clear();
// pcl test
pcl::PCLPointCloud2 cloud2;
Eigen::Vector4f origin;
Eigen::Quaternionf orientation;
int ply_version;
int data_type;
unsigned int data_idx;
pcl::PLYReader ply;
ply.readHeader(filename, cloud2, origin, orientation, ply_version, data_type, data_idx);
bool hasIntensity = false;
bool hasColors = false;
bool hasNormals = false;
for (size_t i = 0; i < cloud2.fields.size (); ++i) {
if (cloud2.fields[i].name == "intensity")
hasIntensity = true;
if (cloud2.fields[i].name == "normal_x" || cloud2.fields[i].name == "nx")
hasNormals = true;
if (cloud2.fields[i].name == "normal_y" || cloud2.fields[i].name == "ny")
hasNormals = true;
if (cloud2.fields[i].name == "normal_z" || cloud2.fields[i].name == "nz")
hasNormals = true;
if (cloud2.fields[i].name == "red")
hasColors = true;
if (cloud2.fields[i].name == "green")
hasColors = true;
if (cloud2.fields[i].name == "blue")
hasColors = true;
if (cloud2.fields[i].name == "rgb")
hasColors = true;
if (cloud2.fields[i].name == "rgba")
hasColors = true;
}
if (hasNormals && hasColors) {
pcl::PointCloud<pcl::PointXYZRGBNormal> cloud_in;
pcl::io::loadPLYFile<pcl::PointXYZRGBNormal>(filename, cloud_in);
points.reserve(cloud_in.size());
colors.reserve(cloud_in.size());
normals.reserve(cloud_in.size());
for (pcl::PointCloud<pcl::PointXYZRGBNormal>::const_iterator it = cloud_in.begin();it!=cloud_in.end();++it) {
points.push_back(Base::Vector3d(it->x,it->y,it->z));
colors.push_back(App::Color(it->r/255.0f,it->g/255.0f,it->b/255.0f));
normals.push_back(Base::Vector3f(it->normal_x,it->normal_y,it->normal_z));
}
}
else if (hasNormals && hasIntensity) {
pcl::PointCloud<pcl::PointXYZINormal> cloud_in;
pcl::io::loadPLYFile<pcl::PointXYZINormal>(filename, cloud_in);
points.reserve(cloud_in.size());
intensity.reserve(cloud_in.size());
normals.reserve(cloud_in.size());
for (pcl::PointCloud<pcl::PointXYZINormal>::const_iterator it = cloud_in.begin();it!=cloud_in.end();++it) {
points.push_back(Base::Vector3d(it->x,it->y,it->z));
intensity.push_back(it->intensity);
normals.push_back(Base::Vector3f(it->normal_x,it->normal_y,it->normal_z));
}
}
else if (hasColors) {
pcl::PointCloud<pcl::PointXYZRGBA> cloud_in;
pcl::io::loadPLYFile<pcl::PointXYZRGBA>(filename, cloud_in);
points.reserve(cloud_in.size());
colors.reserve(cloud_in.size());
for (pcl::PointCloud<pcl::PointXYZRGBA>::const_iterator it = cloud_in.begin();it!=cloud_in.end();++it) {
points.push_back(Base::Vector3d(it->x,it->y,it->z));
colors.push_back(App::Color(it->r/255.0f,it->g/255.0f,it->b/255.0f,it->a/255.0f));
}
}
else if (hasIntensity) {
pcl::PointCloud<pcl::PointXYZI> cloud_in;
pcl::io::loadPLYFile<pcl::PointXYZI>(filename, cloud_in);
points.reserve(cloud_in.size());
intensity.reserve(cloud_in.size());
for (pcl::PointCloud<pcl::PointXYZI>::const_iterator it = cloud_in.begin();it!=cloud_in.end();++it) {
points.push_back(Base::Vector3d(it->x,it->y,it->z));
intensity.push_back(it->intensity);
}
}
else if (hasNormals) {
pcl::PointCloud<pcl::PointNormal> cloud_in;
pcl::io::loadPLYFile<pcl::PointNormal>(filename, cloud_in);
points.reserve(cloud_in.size());
normals.reserve(cloud_in.size());
for (pcl::PointCloud<pcl::PointNormal>::const_iterator it = cloud_in.begin();it!=cloud_in.end();++it) {
points.push_back(Base::Vector3d(it->x,it->y,it->z));
normals.push_back(Base::Vector3f(it->normal_x,it->normal_y,it->normal_z));
}
}
else {
pcl::PointCloud<pcl::PointXYZ> cloud_in;
pcl::io::loadPLYFile<pcl::PointXYZ>(filename, cloud_in);
points.reserve(cloud_in.size());
for (pcl::PointCloud<pcl::PointXYZ>::const_iterator it = cloud_in.begin();it!=cloud_in.end();++it) {
points.push_back(Base::Vector3d(it->x,it->y,it->z));
}
}
}
// ----------------------------------------------------------------------------
PcdReader::PcdReader()
{
}
PcdReader::~PcdReader()
{
}
void PcdReader::read(const std::string& filename)
{
clear();
// pcl test
pcl::PCLPointCloud2 cloud2;
Eigen::Vector4f origin;
Eigen::Quaternionf orientation;
int ply_version;
int data_type;
unsigned int data_idx;
pcl::PCDReader pcd;
pcd.readHeader(filename, cloud2, origin, orientation, ply_version, data_type, data_idx);
bool hasIntensity = false;
bool hasColors = false;
bool hasNormals = false;
for (size_t i = 0; i < cloud2.fields.size (); ++i) {
if (cloud2.fields[i].name == "intensity")
hasIntensity = true;
if (cloud2.fields[i].name == "normal_x" || cloud2.fields[i].name == "nx")
hasNormals = true;
if (cloud2.fields[i].name == "normal_y" || cloud2.fields[i].name == "ny")
hasNormals = true;
if (cloud2.fields[i].name == "normal_z" || cloud2.fields[i].name == "nz")
hasNormals = true;
if (cloud2.fields[i].name == "red")
hasColors = true;
if (cloud2.fields[i].name == "green")
hasColors = true;
if (cloud2.fields[i].name == "blue")
hasColors = true;
if (cloud2.fields[i].name == "rgb")
hasColors = true;
if (cloud2.fields[i].name == "rgba")
hasColors = true;
}
width = cloud2.width;
height = cloud2.height;
if (hasNormals && hasColors) {
pcl::PointCloud<pcl::PointXYZRGBNormal> cloud_in;
pcl::io::loadPCDFile<pcl::PointXYZRGBNormal>(filename, cloud_in);
points.reserve(cloud_in.size());
colors.reserve(cloud_in.size());
normals.reserve(cloud_in.size());
for (pcl::PointCloud<pcl::PointXYZRGBNormal>::const_iterator it = cloud_in.begin();it!=cloud_in.end();++it) {
points.push_back(Base::Vector3d(it->x,it->y,it->z));
colors.push_back(App::Color(it->r/255.0f,it->g/255.0f,it->b/255.0f));
normals.push_back(Base::Vector3f(it->normal_x,it->normal_y,it->normal_z));
}
}
else if (hasNormals && hasIntensity) {
pcl::PointCloud<pcl::PointXYZINormal> cloud_in;
pcl::io::loadPCDFile<pcl::PointXYZINormal>(filename, cloud_in);
points.reserve(cloud_in.size());
intensity.reserve(cloud_in.size());
normals.reserve(cloud_in.size());
for (pcl::PointCloud<pcl::PointXYZINormal>::const_iterator it = cloud_in.begin();it!=cloud_in.end();++it) {
points.push_back(Base::Vector3d(it->x,it->y,it->z));
intensity.push_back(it->intensity);
normals.push_back(Base::Vector3f(it->normal_x,it->normal_y,it->normal_z));
}
}
else if (hasColors) {
pcl::PointCloud<pcl::PointXYZRGBA> cloud_in;
pcl::io::loadPCDFile<pcl::PointXYZRGBA>(filename, cloud_in);
points.reserve(cloud_in.size());
colors.reserve(cloud_in.size());
for (pcl::PointCloud<pcl::PointXYZRGBA>::const_iterator it = cloud_in.begin();it!=cloud_in.end();++it) {
points.push_back(Base::Vector3d(it->x,it->y,it->z));
colors.push_back(App::Color(it->r/255.0f,it->g/255.0f,it->b/255.0f,it->a/255.0f));
}
}
else if (hasIntensity) {
pcl::PointCloud<pcl::PointXYZI> cloud_in;
pcl::io::loadPCDFile<pcl::PointXYZI>(filename, cloud_in);
points.reserve(cloud_in.size());
intensity.reserve(cloud_in.size());
for (pcl::PointCloud<pcl::PointXYZI>::const_iterator it = cloud_in.begin();it!=cloud_in.end();++it) {
points.push_back(Base::Vector3d(it->x,it->y,it->z));
intensity.push_back(it->intensity);
}
}
else if (hasNormals) {
pcl::PointCloud<pcl::PointNormal> cloud_in;
pcl::io::loadPCDFile<pcl::PointNormal>(filename, cloud_in);
points.reserve(cloud_in.size());
normals.reserve(cloud_in.size());
for (pcl::PointCloud<pcl::PointNormal>::const_iterator it = cloud_in.begin();it!=cloud_in.end();++it) {
points.push_back(Base::Vector3d(it->x,it->y,it->z));
normals.push_back(Base::Vector3f(it->normal_x,it->normal_y,it->normal_z));
}
}
else {
pcl::PointCloud<pcl::PointXYZ> cloud_in;
pcl::io::loadPCDFile<pcl::PointXYZ>(filename, cloud_in);
points.reserve(cloud_in.size());
for (pcl::PointCloud<pcl::PointXYZ>::const_iterator it = cloud_in.begin();it!=cloud_in.end();++it) {
points.push_back(Base::Vector3d(it->x,it->y,it->z));
}
}
}
#endif