Re3/src/control/PathFind.h

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C
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#pragma once
#include "Treadable.h"
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class CVehicle;
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class CPtrList;
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enum
{
NodeTypeExtern = 1,
NodeTypeIntern = 2,
UseInRoadBlock = 1,
ObjectEastWest = 2,
};
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enum
{
PATH_CAR = 0,
PATH_PED = 1,
};
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enum
{
SWITCH_OFF = 0,
SWITCH_ON = 1,
};
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enum
{
ROUTE_ADD_BLOCKADE = 0,
ROUTE_NO_BLOCKADE = 1
};
struct CPedPathNode
{
bool bBlockade;
uint8 nodeIdX;
uint8 nodeIdY;
int16 id;
CPedPathNode* prev;
CPedPathNode* next;
};
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VALIDATE_SIZE(CPedPathNode, 0x10);
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class CPedPath {
public:
static bool CalcPedRoute(int8 pathType, CVector position, CVector destination, CVector *pointPoses, int16 *pointsFound, int16 maxPoints);
static void AddNodeToPathList(CPedPathNode *pNodeToAdd, int16 id, CPedPathNode *pNodeList);
static void RemoveNodeFromList(CPedPathNode *pNode);
static void AddNodeToList(CPedPathNode *pNode, int16 index, CPedPathNode *pList);
static void AddBlockade(CEntity *pEntity, CPedPathNode(*pathNodes)[40], CVector *pPosition);
static void AddBlockadeSectorList(CPtrList& list, CPedPathNode(*pathNodes)[40], CVector *pPosition);
};
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struct CPathNode
{
CVector pos;
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CPathNode *prev;
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CPathNode *next;
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int16 distance; // in path search
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int16 objectIndex;
int16 firstLink;
uint8 numLinks;
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uint8 unkBits : 2;
uint8 bDeadEnd : 1;
uint8 bDisabled : 1;
uint8 bBetweenLevels : 1;
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int8 group;
CVector &GetPosition(void) { return pos; }
void SetPosition(const CVector &p) { pos = p; }
float GetX(void) { return pos.x; }
float GetY(void) { return pos.y; }
float GetZ(void) { return pos.z; }
CPathNode *GetPrev(void) { return prev; }
CPathNode *GetNext(void) { return next; }
void SetPrev(CPathNode *node) { prev = node; }
void SetNext(CPathNode *node) { next = node; }
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};
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union CConnectionFlags
{
uint8 flags;
struct {
uint8 bCrossesRoad : 1;
uint8 bTrafficLight : 1;
};
};
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struct CCarPathLink
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{
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CVector2D pos;
CVector2D dir;
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int16 pathNodeIndex;
int8 numLeftLanes;
int8 numRightLanes;
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uint8 trafficLightType;
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uint8 bBridgeLights : 1;
// more?
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CVector2D &GetPosition(void) { return pos; }
CVector2D &GetDirection(void) { return dir; }
float GetX(void) { return pos.x; }
float GetY(void) { return pos.y; }
float GetDirX(void) { return dir.x; }
float GetDirY(void) { return dir.y; }
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float OneWayLaneOffset()
{
if (numLeftLanes == 0)
return 0.5f - 0.5f * numRightLanes;
if (numRightLanes == 0)
return 0.5f - 0.5f * numLeftLanes;
return 0.5f;
}
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};
// This is what we're reading from the files, only temporary
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struct CPathInfoForObject
{
int16 x;
int16 y;
int16 z;
int8 type;
int8 next;
int8 numLeftLanes;
int8 numRightLanes;
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uint8 crossing : 1;
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};
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extern CPathInfoForObject *InfoForTileCars;
extern CPathInfoForObject *InfoForTilePeds;
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struct CTempNode
{
CVector pos;
float dirX;
float dirY;
int16 link1;
int16 link2;
int8 numLeftLanes;
int8 numRightLanes;
int8 linkState;
};
struct CTempDetachedNode // unused
{
uint8 foo[20];
};
class CPathFind
{
public:
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CPathNode m_pathNodes[NUM_PATHNODES];
CCarPathLink m_carPathLinks[NUM_CARPATHLINKS];
CTreadable *m_mapObjects[NUM_MAPOBJECTS];
uint8 m_objectFlags[NUM_MAPOBJECTS];
int16 m_connections[NUM_PATHCONNECTIONS];
int16 m_distances[NUM_PATHCONNECTIONS];
CConnectionFlags m_connectionFlags[NUM_PATHCONNECTIONS];
int16 m_carPathConnections[NUM_PATHCONNECTIONS];
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int32 m_numPathNodes;
int32 m_numCarPathNodes;
int32 m_numPedPathNodes;
int16 m_numMapObjects;
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int16 m_numConnections;
int32 m_numCarPathLinks;
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int32 unk;
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uint8 m_numGroups[2];
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CPathNode m_searchNodes[512];
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void Init(void);
void AllocatePathFindInfoMem(int16 numPathGroups);
void RegisterMapObject(CTreadable *mapObject);
void StoreNodeInfoPed(int16 id, int16 node, int8 type, int8 next, int16 x, int16 y, int16 z, int16 width, bool crossing);
void StoreNodeInfoCar(int16 id, int16 node, int8 type, int8 next, int16 x, int16 y, int16 z, int16 width, int8 numLeft, int8 numRight);
void CalcNodeCoors(int16 x, int16 y, int16 z, int32 id, CVector *out);
bool LoadPathFindData(void);
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void PreparePathData(void);
void CountFloodFillGroups(uint8 type);
void PreparePathDataForType(uint8 type, CTempNode *tempnodes, CPathInfoForObject *objectpathinfo,
float maxdist, CTempDetachedNode *detachednodes, int32 numDetached);
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bool IsPathObject(int id) { return id < PATHNODESIZE && (InfoForTileCars[id*12].type != 0 || InfoForTilePeds[id*12].type != 0); }
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float CalcRoadDensity(float x, float y);
bool TestForPedTrafficLight(CPathNode *n1, CPathNode *n2);
bool TestCrossesRoad(CPathNode *n1, CPathNode *n2);
void AddNodeToList(CPathNode *node, int32 listId);
void RemoveNodeFromList(CPathNode *node);
void RemoveBadStartNode(CVector pos, CPathNode **nodes, int16 *n);
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void SetLinksBridgeLights(float, float, float, float, bool);
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void SwitchOffNodeAndNeighbours(int32 nodeId, bool disable);
void SwitchRoadsOffInArea(float x1, float x2, float y1, float y2, float z1, float z2, bool disable);
void SwitchPedRoadsOffInArea(float x1, float x2, float y1, float y2, float z1, float z2, bool disable);
void SwitchRoadsInAngledArea(float x1, float y1, float z1, float x2, float y2, float z2, float length, uint8 type, uint8 enable);
void MarkRoadsBetweenLevelsNodeAndNeighbours(int32 nodeId);
void MarkRoadsBetweenLevelsInArea(float x1, float x2, float y1, float y2, float z1, float z2);
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void PedMarkRoadsBetweenLevelsInArea(float x1, float x2, float y1, float y2, float z1, float z2);
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int32 FindNodeClosestToCoors(CVector coors, uint8 type, float distLimit, bool ignoreDisabled = false, bool ignoreBetweenLevels = false);
int32 FindNodeClosestToCoorsFavourDirection(CVector coors, uint8 type, float dirX, float dirY);
float FindNodeOrientationForCarPlacement(int32 nodeId);
float FindNodeOrientationForCarPlacementFacingDestination(int32 nodeId, float x, float y, bool towards);
bool NewGenerateCarCreationCoors(float x, float y, float dirX, float dirY, float spawnDist, float angleLimit, bool forward, CVector *pPosition, int32 *pNode1, int32 *pNode2, float *pPositionBetweenNodes, bool ignoreDisabled = false);
bool GeneratePedCreationCoors(float x, float y, float minDist, float maxDist, float minDistOffScreen, float maxDistOffScreen, CVector *pPosition, int32 *pNode1, int32 *pNode2, float *pPositionBetweenNodes, CMatrix *camMatrix);
CTreadable *FindRoadObjectClosestToCoors(CVector coors, uint8 type);
void FindNextNodeWandering(uint8, CVector, CPathNode**, CPathNode**, uint8, uint8*);
void DoPathSearch(uint8 type, CVector start, int32 startNodeId, CVector target, CPathNode **nodes, int16 *numNodes, int16 maxNumNodes, CVehicle *vehicle, float *dist, float distLimit, int32 forcedTargetNode);
bool TestCoorsCloseness(CVector target, uint8 type, CVector start);
void Save(uint8 *buf, uint32 *size);
void Load(uint8 *buf, uint32 size);
uint16 ConnectedNode(int id) { return m_connections[id]; }
bool ConnectionCrossesRoad(int id) { return m_connectionFlags[id].bCrossesRoad; }
bool ConnectionHasTrafficLight(int id) { return m_connectionFlags[id].bTrafficLight; }
void ConnectionSetTrafficLight(int id) { m_connectionFlags[id].bTrafficLight = true; }
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void DisplayPathData(void);
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};
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VALIDATE_SIZE(CPathFind, 0x49bf4);
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extern CPathFind ThePaths;
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extern bool gbShowPedPaths;
extern bool gbShowCarPaths;
extern bool gbShowCarPathsLinks;