1 | #ifndef _VisibilityInfo_H__ |
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2 | #define _VisibilityInfo_H__ |
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3 | |
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4 | #include <vector> |
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5 | |
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6 | #include "VisibilityMesh.h" |
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7 | #include "HierarchyInterface.h" |
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8 | |
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9 | namespace GtpVisibility { |
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10 | |
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11 | /** Class storing visibility information. |
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12 | */ |
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13 | template<typename T>
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14 | class VisibilityInfo
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15 | { |
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16 | public: |
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17 | VisibilityInfo(T source, const int visiblePixels, const int projectedPixels); |
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18 | |
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19 | /** set source of the info. |
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20 | */ |
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21 | void SetSource(T source); |
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22 | /** get source of the info. |
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23 | */ |
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24 | T GetSource() const; |
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25 | |
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26 | int GetVisiblePixels() const; |
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27 | int GetProjectedPixels() const; |
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28 | |
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29 | void SetVisiblePixels(int vis); |
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30 | void SetProjectedPixels(int vis); |
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31 | |
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32 | /** Computes ratio of visible to projected pixels. */ |
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33 | float ComputeRelativeVisibility(); |
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34 | |
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35 | /** Adds visibility to current visibility information. |
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36 | */ |
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37 | void AddVisibility(const VisibilityInfo<T> &info); |
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38 | /** Adds visibility to current visibility information. |
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39 | */ |
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40 | void AddVisibility(const int visiblePixels, const int projectedPixels); |
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41 | |
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42 | protected: |
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43 | /** number of visible pixels. |
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44 | */ |
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45 | int mVisiblePixels; |
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46 | /** number of projected pixels |
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47 | */ |
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48 | int mProjectedPixels;
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49 |
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50 | T mSource;
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51 | }; |
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52 | |
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53 | //-----------------------------------------------------------------------
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54 | template <typename T>
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55 | T VisibilityInfo<T>::GetSource() const
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56 | {
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57 | return mSource;
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58 | } |
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59 | |
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60 | //-----------------------------------------------------------------------
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61 | template <typename T>
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62 | void VisibilityInfo<T>::SetSource(T source)
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63 | {
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64 | return mSource;
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65 | } |
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66 |
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67 | //-----------------------------------------------------------------------
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68 | template <typename T> |
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69 | VisibilityInfo<T>::VisibilityInfo(T source, const int visiblePixels, const int projectedPixels): |
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70 | mSource(source), mProjectedPixels(projectedPixels), mVisiblePixels(visiblePixels) |
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71 | {
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72 | }
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73 |
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74 | //-----------------------------------------------------------------------
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75 | template <typename T>
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76 | int VisibilityInfo<T>::GetVisiblePixels() const |
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77 | { |
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78 | return mVisiblePixels; |
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79 | } |
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80 | //-----------------------------------------------------------------------
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81 | template <typename T> |
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82 | int VisibilityInfo<T>::GetProjectedPixels() const |
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83 | { |
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84 | return mProjectedPixels; |
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85 | } |
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86 | //-----------------------------------------------------------------------
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87 | template <typename T> |
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88 | void VisibilityInfo<T>::SetVisiblePixels(int vis) |
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89 | { |
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90 | mVisiblePixels = vis; |
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91 | } |
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92 | //-----------------------------------------------------------------------
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93 | template <typename T> |
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94 | void VisibilityInfo<T>::SetProjectedPixels(int vis) |
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95 | { |
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96 | mProjectedPixels = vis; |
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97 | } |
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98 | //-----------------------------------------------------------------------
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99 | template <typename T> |
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100 | float VisibilityInfo<T>::ComputeRelativeVisibility() |
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101 | { |
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102 | if (!mProjectedPixels) |
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103 | return 0; |
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104 | |
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105 | return (float)mVisiblePixels / (float)mProjectedPixels; |
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106 | } |
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107 | //-----------------------------------------------------------------------
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108 | template <typename T> |
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109 | void VisibilityInfo<T>::AddVisibility(const VisibilityInfo<T> &info) |
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110 | { |
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111 | mVisiblePixels += info.GetVisiblePixels(); |
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112 | mProjectedPixels += info.GetProjectedPixels(); |
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113 | } |
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114 | |
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115 | //-----------------------------------------------------------------------
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116 | template <typename T> |
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117 | void VisibilityInfo<T>::AddVisibility(const int visiblePixels, const int projectedPixels) |
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118 | { |
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119 | mVisiblePixels += visiblePixels; |
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120 | mProjectedPixels += projectedPixels; |
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121 | } |
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122 | |
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123 | typedef VisibilityInfo<Patch *> PatchInfo; |
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124 | typedef VisibilityInfo<Mesh *> MeshInfo; |
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125 | typedef VisibilityInfo<HierarchyNode *> NodeInfo; |
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126 | |
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127 | |
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128 | template<class T>
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129 | struct InfoContainer
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130 | {
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131 | typedef std::vector<VisibilityInfo<T> > Type;
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132 | };
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133 |
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134 | typedef std::vector<PatchInfo> PatchInfoContainer; |
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135 | typedef std::vector<MeshInfo> MeshInfoContainer; |
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136 | typedef std::vector<NodeInfo> NodeInfoContainer;
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137 | |
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138 | } // namespace GtpVisibility
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139 | |
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140 | #endif |
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