mapalgorithms.cpp File Reference

Routines for working with hexagonal grids. More...

#include <math.h>
#include "mapalgorithms.h"
#include "typen.h"
#include "vehicletype.h"
#include "errors.h"
#include "gamemap.h"

Include dependency graph for mapalgorithms.cpp:

Go to the source code of this file.

Classes
class	SearchFieldsIterator

Macros
#define	checkvisibility

Functions
void	circularFieldIterator (GameMap *gamemap, const MapCoordinate &center, int startDist, int stopDist, FieldIterationFunctor functor)
MapCoordinate3D	getNeighbouringFieldCoordinate (const MapCoordinate3D &pos, int direc)
	returns the coordinate of the field that is adjecent to the given field in the direction of direc More...
MapCoordinate	getNeighbouringFieldCoordinate (const MapCoordinate &pos, int direc)
int	getdirection (const MapCoordinate &start, const MapCoordinate &dest)
int	getdirection (int x1, int y1, int x2, int y2)
	gets the direction from x1/y1 to x2/y2 More...
int	beeline (const Vehicle *a, const Vehicle *b)
	returns the distance between the units a and b More...
int	beeline (const MapCoordinate &a, const MapCoordinate &b)
	returns the distance between map positions a and b More...
int	beeline (int x1, int y1, int x2, int y2)
	returns the distance between (x1/y1) and (x2/y2) More...
int	square (int i)
float	square (float i)

Variables
int	ccmpheighchangemovedir [6] = {0, 1, 5, 2, 4, 3 }

Detailed Description

Routines for working with hexagonal grids.

Definition in file mapalgorithms.cpp.

Macro Definition Documentation

#define checkvisibility

Definition at line 131 of file mapalgorithms.cpp.

Function Documentation

int beeline	(	const Vehicle *	a,
		const Vehicle *	b
	)

returns the distance between the units a and b

Definition at line 340 of file mapalgorithms.cpp.

References beeline(), Vehicle::xpos, and Vehicle::ypos.

Referenced by attackpossible(), attackpossible2n(), beeline(), calcMoveMalus(), ServiceChecker::check(), AStar3D::dist(), JumpDriveCommand::fieldReachable(), tsearchreactionfireingunits::finalCheck(), StratAStar3D::getMoveCost(), CursorDistSorter::operator()(), MoveUnit::runAction(), tunitattacksunit::setup(), tunitattacksbuilding::setup(), tunitattacksobject::setup(), tdrawgettempline::start(), tcomputeview::testfield(), tputresources::testfield(), SearchReconquerBuilding::testfield(), and Vehicle::vehicleconstructable().

int beeline	(	const MapCoordinate &	a,
		const MapCoordinate &	b
	)

returns the distance between map positions a and b

Definition at line 345 of file mapalgorithms.cpp.

References beeline(), MapCoordinate::x, and MapCoordinate::y.

int beeline	(	int	x1,
		int	y1,
		int	x2,
		int	y2
	)

returns the distance between (x1/y1) and (x2/y2)

Definition at line 351 of file mapalgorithms.cpp.

References max(), and minmalq.

void circularFieldIterator	(	GameMap *	gamemap,
		const MapCoordinate &	center,
		int	startDist,
		int	stopDist,
		FieldIterationFunctor	functor
	)

Definition at line 286 of file mapalgorithms.cpp.

References SearchFields::initsearch(), and SearchFields::startsearch().

Referenced by RecalculateAreaView::addView(), ConstructUnitCommand::getFields(), placeCurrentItem(), RecalculateAreaView::removeView(), AutoHarvestObjects::run(), DiscoverResources::runAction(), PutObjectCommand::searchFields(), PutMineCommand::searchFields(), AttackCommand::searchTargets(), and ServiceTargetSearcher::startSearch().

int getdirection	(	const MapCoordinate &	start,
		const MapCoordinate &	dest
	)

Definition at line 313 of file mapalgorithms.cpp.

References getdirection(), MapCoordinate::x, and MapCoordinate::y.

Referenced by calcMoveMalus(), MapDisplayPG::displayUnitMovement(), getdirection(), MoveUnit::runAction(), Vehicle::spawnMoveObjects(), and AttackFormula::strength_hemming().

int getdirection	(	int	x1,
		int	y1,
		int	x2,
		int	y2
	)

gets the direction from x1/y1 to x2/y2

Returns

-1 if the fields are identical

Definition at line 318 of file mapalgorithms.cpp.

MapCoordinate3D getNeighbouringFieldCoordinate	(	const MapCoordinate3D &	pos,
		int	direc
	)

returns the coordinate of the field that is adjecent to the given field in the direction of direc

Definition at line 297 of file mapalgorithms.cpp.

References getnextdx(), getnextdy(), MapCoordinate::x, and MapCoordinate::y.

Referenced by MapDisplayPG::displayUnitMovement(), AStar3D::findPath(), DestructBuildingCommand::getFields(), ConstructBuildingCommand::getFields(), MapDisplayPG::initMovementStructure(), TerrainItem::place(), placeTerrain(), MoveUnit::runAction(), MapNetwork::searchAllVehiclesNextToBuildings(), transformMap(), and UnitAttacksUnit_FakeHemming::UnitAttacksUnit_FakeHemming().

MapCoordinate getNeighbouringFieldCoordinate	(	const MapCoordinate &	pos,
		int	direc
	)

Definition at line 305 of file mapalgorithms.cpp.

References getnextdx(), getnextdy(), MapCoordinate::x, and MapCoordinate::y.

int square ( int  i )

inline

Definition at line 376 of file mapalgorithms.cpp.

Referenced by WindMovement::WindMovement().

float square ( float  i )

inline

Definition at line 381 of file mapalgorithms.cpp.

Variable Documentation

int ccmpheighchangemovedir[6] = {0, 1, 5, 2, 4, 3 }

Definition at line 294 of file mapalgorithms.cpp.