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89 lines
1.8 KiB
C++
89 lines
1.8 KiB
C++
#ifndef FPQUADTREE_H
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#define FPQUADTREE_H
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//pull in datatypes from zone's map.h
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#include "../zone/pathing.h"
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#include "gpoint.h"
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/*
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Father Nitwit's Fear Pathing File Maker Thing
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*/
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#include <stdio.h>
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#include <vector>
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#include <list>
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using namespace std;
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#define COUNT_MACTHES 1
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//this is the version number to put in the map header
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#undef PATHFILE_VERSION //override this from fearpath.h with our version
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#define PATHFILE_VERSION 0x02000000
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//quadtree stopping criteria, comment any to disable them
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//you want to keep the nodes small since the fear space is very sparse
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#define MAX_QUADRENT_NODES 4 //if box has fewer than this, stop
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#define MIN_QUADRENT_SIZE 50.0f //if box has a dimention smaller than this, stop
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#define MIN_QUADRENT_GAIN 0.1f //minimum split ratio before stopping
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#define MAX_QUADRENT_MISSES 2 //maximum number of quads which can miss their gains
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//1 or 2 make sense, others are less useful
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class PathNode;
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class Map;
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//quadtree node container
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class QTNode {
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public:
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QTNode(Map *_map, float _dist2, float Tminx, float Tmaxx, float Tminy, float Tmaxy);
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~QTNode();
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void clearNodes();
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void doSplit();
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void divideYourself(int depth);
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void buildVertexes();
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unsigned long countQTNodes() const; //counts QT nodes
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unsigned long countPathNodes() const; //counts PathNodes
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void fillBlocks(PathTree_Struct *heads, PathPointRef *flist, unsigned long &hindex, unsigned long &findex);
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float minx;
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float miny;
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float maxx;
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float maxy;
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unsigned long nnodes;
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list<PathNode *> nodes;
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bool IsInNode(const QTNode *n, const PathNode *o);
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/*
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quadrent definitions:
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quad 1 (node1):
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x>=0, y>=0
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quad 2 (node2):
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x<0, y>=0
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quad 3 (node3):
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x<0, y<0
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quad 4 (node4):
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x>=0, y<0
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*/
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QTNode *node1;
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QTNode *node2;
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QTNode *node3;
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QTNode *node4;
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GPoint v[8];
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bool final;
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Map *map;
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float search_dist2;
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};
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#endif
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