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Stratagus
2.2.6
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_________ __ __ / _____// |_____________ _/ |______ ____ __ __ ______ \_____ \\ __\_ __ \__ \\ __\__ \ / ___\| | \/ ___/ / \| | | | \// __ \| | / __ \_/ /_/ > | /\___ \ /_______ /|__| |__| (____ /__| (____ /\___ /|____//____ > \/ \/ \//_____/ \/ ______________________ ______________________ T H E W A R B E G I N S Stratagus - A free fantasy real time strategy game engine
Go to the source code of this file.
pathfinder.h - The path finder headerfile. | |
#define | STDCALL |
#define | AstarDebugPrint(x) |
#define | NewResetPath(unit) do { (unit).Data.Move.Fast = 1; (unit).Data.Move.Length = 0; } while (0) |
enum | _move_return_ { PF_FAILED = -3, PF_UNREACHABLE = -2, PF_REACHED = -1, PF_WAIT = 0, PF_MOVE = 1 } |
int | AStarFixedUnitCrossingCost |
cost associated to move on a tile occupied by a fixed unit | |
int | AStarMovingUnitCrossingCost |
cost associated to move on a tile occupied by a moving unit | |
bool | AStarKnowUnseenTerrain |
Whether to have knowledge of terrain that we haven't visited yet. | |
int | AStarUnknownTerrainCost |
Cost of using a square we haven't seen before. | |
const int | Heading2X [9] |
const int | Heading2Y [9] |
const int | XY2Heading [3][3] |
void | InitPathfinder () |
Init the pathfinder. | |
void | FreePathfinder () |
Free the pathfinder. | |
unsigned char * | CreateMatrix () |
Create a matrix for the old pathfinder. | |
unsigned char * | MakeMatrix () |
Allocate a new matrix and initialize. | |
int | NewPath (CUnit &unit) |
Get next element of the way to goal. | |
int | NextPathElement (CUnit &unit, short int *xdp, short int *ydp) |
Returns the next element of the path. | |
int | UnitReachable (const CUnit &unit, const CUnit &dst, int range) |
Return distance to unit. | |
int | PlaceReachable (const CUnit &src, int x, int y, int w, int h, int minrange, int maxrange) |
Can the unit 'src' reach the place x,y. | |
void | SetAStarFixedUnitCrossingCost (int cost) |
int | GetAStarFixedUnitCrossingCost () |
void | SetAStarMovingUnitCrossingCost (int cost) |
int | GetAStarMovingUnitCrossingCost () |
void | SetAStarUnknownTerrainCost (int cost) |
int | GetAStarUnknownTerrainCost () |
void | PathfinderCclRegister () |
#define AstarDebugPrint | ( | x | ) |
#define NewResetPath | ( | unit | ) | do { (unit).Data.Move.Fast = 1; (unit).Data.Move.Length = 0; } while (0) |
To remove pathfinder internals. Called if path destination changed.
#define STDCALL |
enum _move_return_ |
Result codes of the pathfinder.
unsigned char* CreateMatrix | ( | ) |
Create a matrix for the old pathfinder.
Create empty movement matrix.
void FreePathfinder | ( | ) |
Free the pathfinder.
Free the pathfinder
int GetAStarFixedUnitCrossingCost | ( | ) |
int GetAStarMovingUnitCrossingCost | ( | ) |
int GetAStarUnknownTerrainCost | ( | ) |
void InitPathfinder | ( | ) |
Init the pathfinder.
Init the pathfinder.
Init the pathfinder
unsigned char* MakeMatrix | ( | ) |
Allocate a new matrix and initialize.
Allocate a new matrix and initialize
int NewPath | ( | CUnit & | unit | ) |
Get next element of the way to goal.
Find new path.
The destination could be a unit or a field. Range gives how far we must reach the goal.
unit | Path for this unit. |
int NextPathElement | ( | CUnit & | unit, | |
short int * | pxd, | |||
short int * | pyd | |||
) |
Returns the next element of the path.
Returns the next element of a path.
unit | Unit that wants the path element. | |
pxd | Pointer for the x direction. | |
pyd | Pointer for the y direction. |
void PathfinderCclRegister | ( | ) |
Register CCL features for pathfinder.
int PlaceReachable | ( | const CUnit & | src, | |
int | x, | |||
int | y, | |||
int | w, | |||
int | h, | |||
int | minrange, | |||
int | range | |||
) |
Can the unit 'src' reach the place x,y.
Can the unit 'src' reach the place x,y.
src | Unit for the path. | |
x | Map X tile position. | |
y | Map Y tile position. | |
w | Width of Goal | |
h | Height of Goal | |
minrange | min range to the tile | |
range | Range to the tile. |
void SetAStarFixedUnitCrossingCost | ( | int | cost | ) |
void SetAStarMovingUnitCrossingCost | ( | int | cost | ) |
void SetAStarUnknownTerrainCost | ( | int | cost | ) |
Return distance to unit.
Can the unit 'src' reach the unit 'dst'.
src | Unit for the path. | |
dst | Unit to be reached. | |
range | Range to unit. |
cost associated to move on a tile occupied by a fixed unit
Whether to have knowledge of terrain that we haven't visited yet.
cost associated to move on a tile occupied by a moving unit
Cost of using a square we haven't seen before.
const int Heading2X[9] |
const int Heading2Y[9] |
const int XY2Heading[3][3] |