source: GTP/trunk/App/Demos/Illum/Standalone/pathmap [DirectX]/MergeTree.h @ 2197

#pragma once
#include "Occluder.hpp"
#include "Heap.hpp"

#define MERGETREELEAFNODE 55

class MergeTree
{
        Occluder* occluders;
        unsigned short nOccluders;
        unsigned short* locations;

        Heap<unsigned short> freeNodes;
        class Node{
                public:
                char type; //0 - x, 1 - y, 2 - z, 55 - leaf
                unsigned short parent;
                union{
                        struct{
                                float cut;
                                unsigned short left;
                                unsigned short right;
                        };
                        unsigned short occluderIndex;
                };
        }       *pool;
        unsigned short nAllocated;
        unsigned short poolSize;

        float maxR;

public:
        bool verify(unsigned short p, float minx, float maxx, float miny, float maxy, float minz, float maxz);

        MergeTree(unsigned short nOccluders, Occluder* accArray);
        ~MergeTree(void);
        void insert(unsigned short index);
        void remove(unsigned short index);

        unsigned short indexOfCandidate;
        float minCost;
        unsigned short minMerger;
        void searchOptimalMerger(unsigned short p);

        bool foundMyselfAllRight;
};