| 1 | /* | 
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| 2 | * molecule_pointcloud.cpp | 
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| 3 | * | 
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| 4 | *  Created on: Oct 5, 2009 | 
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| 5 | *      Author: heber | 
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| 6 | */ | 
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| 7 |  | 
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| 8 | #include "atom.hpp" | 
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| 9 | #include "config.hpp" | 
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| 10 | #include "memoryallocator.hpp" | 
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| 11 | #include "molecule.hpp" | 
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| 12 |  | 
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| 13 | /************************************* Functions for class molecule *********************************/ | 
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| 14 |  | 
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| 15 | /** Returns a name for this point cloud, here the molecule's name. | 
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| 16 | * \return name of point cloud | 
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| 17 | */ | 
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| 18 | const char * const molecule::GetName() const | 
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| 19 | { | 
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| 20 | return name; | 
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| 21 | }; | 
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| 22 |  | 
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| 23 | /** Determine center of all atoms. | 
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| 24 | * \param *out output stream for debugging | 
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| 25 | * \return pointer to allocated with central coordinates | 
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| 26 | */ | 
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| 27 | Vector *molecule::GetCenter() const | 
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| 28 | { | 
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| 29 | Vector *center = DetermineCenterOfAll(); | 
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| 30 | return center; | 
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| 31 | }; | 
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| 32 |  | 
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| 33 | /** Return current atom in the list. | 
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| 34 | * \return pointer to atom or NULL if none present | 
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| 35 | */ | 
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| 36 | TesselPoint *molecule::GetPoint() const | 
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| 37 | { | 
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| 38 | if ((InternalPointer != start) && (InternalPointer != end)) | 
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| 39 | return InternalPointer; | 
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| 40 | else | 
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| 41 | return NULL; | 
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| 42 | }; | 
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| 43 |  | 
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| 44 | /** Return pointer to one after last atom in the list. | 
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| 45 | * \return pointer to end marker | 
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| 46 | */ | 
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| 47 | TesselPoint *molecule::GetTerminalPoint() const | 
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| 48 | { | 
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| 49 | return end; | 
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| 50 | }; | 
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| 51 |  | 
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| 52 | /** Return the greatest index of all atoms in the list. | 
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| 53 | * \return greatest index | 
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| 54 | */ | 
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| 55 | int molecule::GetMaxId() const | 
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| 56 | { | 
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| 57 | return last_atom; | 
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| 58 | }; | 
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| 59 |  | 
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| 60 | /** Go to next atom. | 
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| 61 | * Stops at last one. | 
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| 62 | */ | 
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| 63 | void molecule::GoToNext() const | 
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| 64 | { | 
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| 65 | if (InternalPointer != end) | 
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| 66 | InternalPointer = InternalPointer->next; | 
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| 67 | }; | 
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| 68 |  | 
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| 69 | /** Go to previous atom. | 
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| 70 | * Stops at first one. | 
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| 71 | */ | 
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| 72 | void molecule::GoToPrevious() const | 
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| 73 | { | 
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| 74 | if (InternalPointer->previous != start) | 
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| 75 | InternalPointer = InternalPointer->previous; | 
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| 76 | }; | 
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| 77 |  | 
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| 78 | /** Goes to first atom. | 
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| 79 | */ | 
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| 80 | void molecule::GoToFirst() const | 
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| 81 | { | 
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| 82 | InternalPointer = start->next; | 
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| 83 | }; | 
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| 84 |  | 
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| 85 | /** Goes to last atom. | 
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| 86 | */ | 
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| 87 | void molecule::GoToLast() const | 
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| 88 | { | 
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| 89 | InternalPointer = end->previous; | 
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| 90 | }; | 
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| 91 |  | 
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| 92 | /** Checks whether we have any atoms in molecule. | 
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| 93 | * \return true - no atoms, false - not empty | 
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| 94 | */ | 
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| 95 | bool molecule::IsEmpty() const | 
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| 96 | { | 
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| 97 | return (start->next == end); | 
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| 98 | }; | 
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| 99 |  | 
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| 100 | /** Checks whether we are at the last atom | 
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| 101 | * \return true - current atom is last one, false - is not last one | 
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| 102 | */ | 
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| 103 | bool molecule::IsEnd() const | 
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| 104 | { | 
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| 105 | return (InternalPointer == end); | 
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| 106 | }; | 
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