| pktools 2.6.7 Processing Kernel for geospatial data

FileReaderLas.h
1/**********************************************************************
2 FileReaderLas.h: class to read LAS files using liblas API library
3 Copyright (C) 2008-2012 Pieter Kempeneers
4
5 This file is part of pktools
6
7 pktools is free software: you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation, either version 3 of the License, or
10(at your option) any later version.
11
12 pktools is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
16
17 You should have received a copy of the GNU General Public License
18 along with pktools. If not, see <http://www.gnu.org/licenses/>.
19***********************************************************************/
20#ifndef _IMGREADERLAS_H_
21#define _IMGREADERLAS_H_
22
23#include <string>
24#include <vector>
25#include "liblas/liblas.hpp"
26
27//--------------------------------------------------------------------------
28 class LastReturnFilter: public liblas::FilterI
29{
30 public:
31 LastReturnFilter();
32 bool filter(const liblas::Point& point);
33
34 private:
35 LastReturnFilter(LastReturnFilter const& other);
36 LastReturnFilter& operator=(LastReturnFilter const& rhs);
37};
38
39 class FileReaderLas
40{
41 public:
42 FileReaderLas(void);
43 FileReaderLas(const std::string& filename);
44 ~FileReaderLas(void);
45 void open(const std::string& filename);
46 void close(void);
47 liblas::Header const& getHeader() const;
48 bool isCompressed() const;
49 unsigned long int getPointCount() const;
50 void las2ascii(const std::string& filename, bool verbose=false) const;
51 template<typename T> liblas::Bounds<T> getExtent() const {return getHeader().GetExtent();};
52 void getExtent(double& ulx, double& uly, double& lrx, double& lry) const;
53 double getMinZ() const;
54 double getMaxZ() const;
55 liblas::Reader* getReader(){return m_reader;};
56 void resetReader(){m_reader->Reset();};
57 void setFilter(std::vector<liblas::FilterPtr> const& filters);
58 bool const& readNextPoint(){return(m_reader->ReadNextPoint());};
59 bool const& readNextPoint(liblas::Point& thePoint);
60 liblas::Point const& getPoint(){return m_reader->GetPoint();};
61 liblas::Point const& readPointAt(std::size_t n){m_reader->ReadPointAt(n);return m_reader->GetPoint();};
62 // void addBoundsFilter(double ulx, double uly, double lrx, double lry);
63 void addReturnsFilter(std::vector<unsigned short> const& returns);
64 void addClassFilter(std::vector<unsigned short> const& classes);
65 void setFilters(const std::vector<liblas::FilterPtr>& filters){m_filters=filters;setFilters();};
66 void setFilters(){m_reader->SetFilters(m_filters);};
67 protected:
68 void setCodec(const std::string& filename);
69 std::string m_filename;
70 std::ifstream *m_ifstream;
71 liblas::Reader* m_reader;
72 std::vector<liblas::FilterPtr> m_filters;
73};
74
75#endif // _IMGREADERLAS_H_
FileReaderLas
Definition: FileReaderLas.h:40
LastReturnFilter
Definition: FileReaderLas.h:29