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150 lines
3.5 KiB
Plaintext
150 lines
3.5 KiB
Plaintext
/**
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* @file
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* @brief Implementation of reading 3D scans
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* @author Andreas Nuechter. Institute of Computer Science, University of Osnabrueck, Germany.
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*/
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#include "slam6d/scan_io_wrl.h"
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#include "slam6d/globals.icc"
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#include <fstream>
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using std::ifstream;
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#include <iostream>
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using std::cerr;
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using std::endl;
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#ifdef _MSC_VER
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#include <windows.h>
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#endif
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#include <cstring>
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/**
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* Reads specified scans from given directory in
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* the PLY file format. It will be compiled as
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* shared lib.
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*
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* Scan poses will NOT be initialized after a call
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* to this function.
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*
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*
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* @param start Starts to read with this scan
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* @param end Stops with this scan
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* @param dir The directory from which to read
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* @param maxDist Reads only Points up to this Distance
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* @param minDist Reads only Points from this Distance
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* @param euler Initital pose estimates (will not be applied to the points
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* @param ptss Vector containing the read points
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*/
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int ScanIO_wrl::readScans(int start, int end, string &dir, int maxDist, int mindist,
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double *euler, vector<Point> &ptss)
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{
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static int fileCounter = start;
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string scanFileName;
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string poseFileName;
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int maxDist2 = (maxDist == -1 ? -1 : sqr(maxDist));
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int my_fileNr = fileCounter;
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ifstream scan_in, pose_in;
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for (int i = 0; i < 6; i++) euler[i] = 0;
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if (end > -1 && fileCounter > end) return -1;
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poseFileName = dir + to_string(fileCounter,3) + "/position.dat";
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pose_in.open(poseFileName.c_str());
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// read 3D scan
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if (!pose_in.good()) return -1; // no more files in the directory
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cout << "Processing Scan " << dir << to_string(fileCounter, 3);
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for (unsigned int i = 0; i < 6; pose_in >> euler[i++]);
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// convert mm to cm
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for (unsigned int i = 0; i < 3; i++) euler[i] = euler[i] * 0.1;
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// convert angles from deg to rad
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for (unsigned int i = 3; i <= 5; i++) {
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euler[i] *= 0.01;
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// if (euler[i] < 0.0) euler[i] += 360;
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euler[i] = rad(euler[i]);
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}
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cout << " @ pose (" << euler[0] << "," << euler[1] << "," << euler[2]
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<< "," << deg(euler[3]) << "," << deg(euler[4]) << "," << deg(euler[5]) << ")" << endl;
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if (end > -1 && fileCounter > end) return -1; // 'nuf read
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scanFileName = dir + to_string(fileCounter,3) + ".wrl";
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scan_in.open(scanFileName.c_str());
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// read 3D scan
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if (!scan_in.good()) return -1; // no more scans to read
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// overread the first 7 tokes / 4 lines - don't care here
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char dummy[255];
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for (int i = 0; i < 4; i++) {
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scan_in.getline(dummy, 255);
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}
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do {
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char cx[25], cy[25], cz[25];
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double xyz[3];
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scan_in >> cx >> cy >> cz;
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if (!scan_in.good()) break;
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// remove the "," from the z coordinate
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cz[strlen(cz)-1] = 0;
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xyz[0] = atof(cx);
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xyz[1] = atof(cy);
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xyz[2] = atof(cz);
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Point p(xyz);
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if (maxDist == -1 || sqr(p.x) + sqr(p.y) + sqr(p.z) < maxDist2)
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ptss.push_back(p);
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} while (scan_in.good());
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scan_in.close();
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scan_in.clear();
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pose_in.close();
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pose_in.clear();
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fileCounter++;
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return my_fileNr;
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}
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/**
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* class factory for object construction
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*
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* @return Pointer to new object
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*/
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#ifdef _MSC_VER
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extern "C" __declspec(dllexport) ScanIO* create()
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#else
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extern "C" ScanIO* create()
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#endif
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{
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return new ScanIO_wrl;
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}
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/**
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* class factory for object construction
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*
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* @return Pointer to new object
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*/
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#ifdef _MSC_VER
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extern "C" __declspec(dllexport) void destroy(ScanIO *sio)
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#else
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extern "C" void destroy(ScanIO *sio)
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#endif
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{
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delete sio;
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}
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#ifdef _MSC_VER
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BOOL APIENTRY DllMain(HANDLE hModule, DWORD dwReason, LPVOID lpReserved)
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{
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return TRUE;
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}
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#endif
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