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/* This file is part of the Spring engine (GPL v2 or later), see LICENSE.html */
#ifndef PATH_CONSTANTS_HDR
#define PATH_CONSTANTS_HDR
#include <limits>
#include "Sim/Misc/GlobalConstants.h"
static const float PATHCOST_INFINITY = std::numeric_limits<float>::infinity();
// NOTE:
// PF and PE both use a PathNodeBuffer of size MAX_SEARCHED_NODES,
// thus MAX_SEARCHED_NODES_{PF, PE} MUST be <= MAX_SEARCHED_NODES
static const unsigned int MAX_SEARCHED_NODES = 65536U;
static const unsigned int MAX_SEARCHED_NODES_PF = MAX_SEARCHED_NODES;
static const unsigned int MAX_SEARCHED_NODES_PE = MAX_SEARCHED_NODES;
// PathManager distance thresholds (to use PF or PE)
const float ESTIMATE_DISTANCE = 55;
const float MIN_ESTIMATE_DISTANCE = 40;
const float DETAILED_DISTANCE = 25;
const float MIN_DETAILED_DISTANCE = 12;
const unsigned int PATHESTIMATOR_VERSION = 51;
const unsigned int SQUARES_TO_UPDATE = 600;
const unsigned int MAX_SEARCHED_NODES_ON_REFINE = 2000;
// PE-only flags
const unsigned int PATHDIR_LEFT = 0; // +x
const unsigned int PATHDIR_LEFT_UP = 1; // +x+z
const unsigned int PATHDIR_UP = 2; // +z
const unsigned int PATHDIR_RIGHT_UP = 3; // -x+z
const unsigned int PATHDIR_RIGHT = 4; // -x
const unsigned int PATHDIR_RIGHT_DOWN = 5; // -x-z
const unsigned int PATHDIR_DOWN = 6; // -z
const unsigned int PATHDIR_LEFT_DOWN = 7; // +x-z
// PF-only flags
const unsigned int PATHOPT_RIGHT = 1; //-x
const unsigned int PATHOPT_LEFT = 2; //+x
const unsigned int PATHOPT_UP = 4; //+z
const unsigned int PATHOPT_DOWN = 8; //-z
const unsigned int PATHOPT_DIRECTION = (PATHOPT_RIGHT | PATHOPT_LEFT | PATHOPT_UP | PATHOPT_DOWN);
// PF and PE flags
const unsigned int PATHOPT_START = 16;
const unsigned int PATHOPT_OPEN = 32;
const unsigned int PATHOPT_CLOSED = 64;
const unsigned int PATHOPT_FORBIDDEN = 128;
const unsigned int PATHOPT_BLOCKED = 256;
const unsigned int PATHOPT_OBSOLETE = 512;
#endif
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