| 1 | /*
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| 2 | * PointCloudAdaptor.hpp
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| 3 | *
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| 4 | * Created on: Feb 21, 2011
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| 5 | * Author: heber
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| 6 | */
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| 7 |
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| 8 | #ifndef POINTCLOUDADAPTOR_HPP_
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| 9 | #define POINTCLOUDADAPTOR_HPP_
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| 10 |
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| 11 | // include config.h
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| 12 | #ifdef HAVE_CONFIG_H
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| 13 | #include <config.h>
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| 14 | #endif
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| 15 |
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| 16 | #include "CodePatterns/Assert.hpp"
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| 17 | #include "LinearAlgebra/Vector.hpp"
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| 18 | #include "LinkedCell/IPointCloud.hpp"
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| 19 | #include "Tesselation/TesselPoint.hpp"
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| 20 |
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| 21 | /** Adaptor class to IPointCloud, specialized for all needed classes.
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| 22 | */
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| 23 | template <class container_type,
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| 24 | class iterator_type = typename container_type::iterator>
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| 25 | class PointCloudAdaptor: public IPointCloud
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| 26 | {
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| 27 | public:
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| 28 | PointCloudAdaptor(container_type *_list, const std::string _name) :
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| 29 | list(_list),
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| 30 | name(_name)
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| 31 | {}
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| 32 | virtual ~PointCloudAdaptor()
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| 33 | {
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| 34 | list = NULL;
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| 35 | }
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| 36 |
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| 37 | const std::string& GetName() const
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| 38 | {
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| 39 | return name;
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| 40 | }
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| 41 | Vector *GetCenter() const
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| 42 | {
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| 43 | Vector *Center = new Vector(0., 0., 0.);
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| 44 | int num = 0;
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| 45 | for (iterator_type iter = iterator_type(list->begin());
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| 46 | iter != iterator_type(list->end());
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| 47 | ++iter) {
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| 48 | (*Center) += ((*iter)->getPosition());
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| 49 | num++;
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| 50 | }
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| 51 | Center->Scale(1. / num);
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| 52 | return Center;
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| 53 | }
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| 54 |
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| 55 | TesselPoint *GetPoint()
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| 56 | {
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| 57 | ASSERT(!IsEnd(), "PointCloudAdaptor<T>::getPoint() - invalid InternalIterator.");
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| 58 | return (*InternalIterator)->getTesselPoint();
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| 59 | }
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| 60 | int GetMaxId() const
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| 61 | {
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| 62 | int maxid = -1;
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| 63 | for (iterator_type iter = iterator_type(list->begin());
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| 64 | iter != iterator_type(list->end());
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| 65 | ++iter) {
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| 66 | if ((maxid == -1) || ((*iter)->getNr() > maxid)) {
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| 67 | maxid = (*iter)->getNr();
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| 68 | }
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| 69 | }
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| 70 | return maxid;
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| 71 | }
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| 72 | void GoToNext()
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| 73 | {
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| 74 | if (InternalIterator != iterator_type(list->end()))
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| 75 | ++InternalIterator;
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| 76 | }
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| 77 | void GoToFirst()
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| 78 | {
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| 79 | InternalIterator = iterator_type(list->begin());
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| 80 | }
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| 81 | bool IsEmpty() const
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| 82 | {
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| 83 | return list->begin() == list->end();
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| 84 | }
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| 85 | bool IsEnd() const
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| 86 | {
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| 87 | return InternalIterator == iterator_type(list->end());
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| 88 | }
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| 89 |
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| 90 | private:
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| 91 | container_type *list;
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| 92 | iterator_type InternalIterator;
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| 93 | const std::string name;
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| 94 | };
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| 95 |
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| 96 |
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| 97 |
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| 98 | #endif /* POINTCLOUDADAPTOR_HPP_ */
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