62 lines
1.1 KiB
C
62 lines
1.1 KiB
C
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#ifndef NXS_EXTRACTION_H
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#define NXS_EXTRACTION_H
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#include "history.h"
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#include <vector>
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#include <wrap/gui/frustum.h>
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namespace nxs {
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class Metric;
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class NexusMt;
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class Extraction {
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public:
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struct HeapNode {
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History::Node *node;
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float error;
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unsigned int extr;
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unsigned int draw;
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unsigned int disk;
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HeapNode(History::Node *_node, float _error): node(_node), error(_error),
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extr(0), draw(0), disk(0) {}
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bool operator<(const HeapNode &node) const {
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return error < node.error; }
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};
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Metric *metric;
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vcg::Frustumf frustum;
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float target_error;
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unsigned int extr_used, extr_max;
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unsigned int draw_used, draw_max;
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unsigned int disk_used, disk_max;
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std::vector<bool> visited;
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std::vector<HeapNode> heap;
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std::vector<unsigned int> selected;
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Extraction();
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~Extraction();
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void Extract(NexusMt *mt);
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// void Update(std::vector<unsigned int> &selected);
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protected:
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void Select();
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void Visit(History::Node *node);
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bool Expand(HeapNode &node);
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void Diff(HeapNode &node);
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private:
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NexusMt *mt;
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};
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}//namespace
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#endif
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