#include <math.h>
#include "stratagus.h"
#include "missile.h"
#include "action/action_spellcast.h"
#include "actions.h"
#include "animation.h"
#include "font.h"
#include "iolib.h"
#include "luacallback.h"
#include "map.h"
#include "player.h"
#include "sound.h"
#include "spells.h"
#include "trigger.h"
#include "ui.h"
#include "unit.h"
#include "unit_find.h"
#include "unitsound.h"
#include "unittype.h"
#include "video.h"

missile.cpp - The missiles.
typedef std::map< std::string, MissileType * >	MissileTypeMap
	all local missiles on map More...

static std::vector< Missile * >	GlobalMissiles

static std::vector< Missile * >	LocalMissiles
	all global missiles on map More...

static MissileTypeMap	MissileTypes

std::vector< BurningBuildingFrame * >	BurningBuildingFrames

NumberDesc *	Damage
	Burning building frames. More...

void	LoadMissileSprites ()
	load all missile sprites More...

MissileType *	MissileTypeByIdent (const std::string &ident)
	Get missile-type by ident. More...

MissileType *	NewMissileTypeSlot (const std::string &ident)
	allocate an empty missile-type slot More...

Missile *	MakeMissile (const MissileType &mtype, const PixelPos &startPos, const PixelPos &destPos)
	create a missile More...

Missile *	MakeLocalMissile (const MissileType &mtype, const PixelPos &startPos, const PixelPos &destPos)
	create a local missile More...

static int	CalculateDamageStats (const CUnitStats &attacker_stats, const CUnitStats &goal_stats, int bloodlust)

int	CalculateDamage (const CUnit &attacker, const CUnit &goal, const NumberDesc *formula)
	Calculates damage done to goal by attacker using formula. More...

void	FireMissile (CUnit &unit, CUnit *goal, const Vec2i &goalPos)
	fire a missile More...

static void	GetMissileMapArea (const Missile &missile, Vec2i &boxMin, Vec2i &boxMax)

static int	MissileVisibleInViewport (const CViewport &vp, const Missile &missile)

static bool	MissileDrawLevelCompare (const Missile const l, const Missile const r)

void	FindAndSortMissiles (const CViewport &vp, std::vector< Missile * > &table)

bool	MissileInitMove (Missile &missile, bool pointToPoint)

void	MissileHandlePierce (Missile &missile, const Vec2i &pos)

bool	MissileHandleBlocking (Missile &missile, const PixelPos &position)

bool	PointToPointMissile (Missile &missile)

static void	MissileHitsGoal (const Missile &missile, CUnit &goal, int splash)

static void	MissileHitsWall (const Missile &missile, const Vec2i &tilePos, int splash)

static bool	IsPiercedUnit (const Missile &missile, const CUnit &unit)

static void	MissilesActionLoop (std::vector< Missile * > &missiles)

void	MissileActions ()
	handle all missiles More...

int	ViewPointDistanceToMissile (const Missile &missile)
	distance from view point to missile More...

MissileType *	MissileBurningBuilding (int percent)
	Get the burning building missile based on hp percent. More...

static void	SavePixelPos (CFile &file, const PixelPos &pos)

void	SaveMissiles (CFile &file)
	Save missiles. More...

void	InitMissileTypes ()
	Initialize missile-types. More...

void	CleanMissileTypes ()
	Clean missile-types. More...

void	InitMissiles ()
	Initialize missiles. More...

void	CleanMissiles ()
	Clean missiles. More...

void	FreeBurningBuildingFrames ()

Typedef Documentation

◆ MissileTypeMap

typedef std::map<std::string, MissileType *> MissileTypeMap

all local missiles on map

lookup table for missile names

Function Documentation

◆ CalculateDamage()

int CalculateDamage	(	const CUnit &	attacker,
		const CUnit &	goal,
		const NumberDesc *	formula
	)

Calculates damage done to goal by attacker using formula.

Calculate damage.

Parameters

attacker	Attacker.
goal	Goal unit.
formula	Formula used to calculate damage.

Returns: damage produces on goal.

◆ CalculateDamageStats()

static int CalculateDamageStats	(	const CUnitStats &	attacker_stats,
		const CUnitStats &	goal_stats,
		int	bloodlust
	)

static

Calculate damage.

Todo:

NOTE: different targets (big are hit by some missiles better)

NOTE: lower damage for hidden targets.

NOTE: lower damage for targets on higher ground.

Parameters

attacker_stats	Attacker attributes.
goal_stats	Goal attributes.
bloodlust	If attacker has bloodlust
xp	Experience of attacker.

Returns: damage inflicted to goal.

◆ CleanMissiles()

void CleanMissiles ( )

Clean missiles.

Clean up missiles.

◆ CleanMissileTypes()

void CleanMissileTypes ( )

Clean missile-types.

Clean up missile-types.

◆ FindAndSortMissiles()

void FindAndSortMissiles	(	const CViewport &	vp,
		std::vector< Missile * > &	table
	)

Sort visible missiles on map for display.

Parameters

vp	Viewport pointer.
table	OUT : array of missile to display sorted by DrawLevel.

◆ FireMissile()

void FireMissile	(	CUnit &	unit,
		CUnit *	goal,
		const Vec2i &	goalPos
	)

fire a missile

Fire missile.

Parameters

unit	Unit that fires the missile.

◆ FreeBurningBuildingFrames()

void FreeBurningBuildingFrames ( )

◆ GetMissileMapArea()

static void GetMissileMapArea	(	const Missile &	missile,
		Vec2i &	boxMin,
		Vec2i &	boxMax
	)

static

Get area of tiles covered by missile

Parameters

missile	Missile to be checked and set.
boxMin	OUT: Pointer to top left corner in map tiles.
boxMax	OUT: Pointer to bottom right corner in map tiles.

Returns: sx,sy,ex,ey defining area in Map

◆ InitMissiles()

void InitMissiles ( )

Initialize missiles.

◆ InitMissileTypes()

void InitMissileTypes ( )

Initialize missile-types.

◆ IsPiercedUnit()

static bool IsPiercedUnit	(	const Missile &	missile,
		const CUnit &	unit
	)

static

Check if missile has already pierced that unit

Parameters

missile	Current missile.
unit	Target unit.

Returns: true if goal is pierced, false else.

◆ LoadMissileSprites()

void LoadMissileSprites ( )

load all missile sprites

Load the graphics for all missiles types

◆ MakeLocalMissile()

Missile* MakeLocalMissile	(	const MissileType &	mtype,
		const PixelPos &	startPos,
		const PixelPos &	destPos
	)

create a local missile

Create a new local missile at (x,y).

Parameters

mtype	Type pointer of missile.
startPos	Missile start point in pixel.
destPos	Missile destination point in pixel.

Returns: created missile.

◆ MakeMissile()

Missile* MakeMissile	(	const MissileType &	mtype,
		const PixelPos &	startPos,
		const PixelPos &	destPos
	)

create a missile

Create a new global missile at (x,y).

Parameters

mtype	Type pointer of missile.
startPos	Missile start point in pixel.
destPos	Missile destination point in pixel.

Returns: created missile.

◆ MissileActions()

void MissileActions ( )

handle all missiles

Handle all missile actions.

◆ MissileBurningBuilding()

MissileType* MissileBurningBuilding ( int percent )

Get the burning building missile based on hp percent.

Parameters

percent HP percent

Returns: the missile used for burning.

◆ MissileDrawLevelCompare()

static bool MissileDrawLevelCompare	(	const Missile *const	l,
		const Missile *const	r
	)

static

◆ MissileHandleBlocking()

bool MissileHandleBlocking	(	Missile &	missile,
		const PixelPos &	position
	)

◆ MissileHandlePierce()

void MissileHandlePierce	(	Missile &	missile,
		const Vec2i &	pos
	)

◆ MissileHitsGoal()

static void MissileHitsGoal	(	const Missile &	missile,
		CUnit &	goal,
		int	splash
	)

static

Missile hits the goal.

Parameters

missile	Missile hitting the goal.
goal	Goal of the missile.
splash	Splash damage divisor.

◆ MissileHitsWall()

static void MissileHitsWall	(	const Missile &	missile,
		const Vec2i &	tilePos,
		int	splash
	)

static

Missile hits wall.

Parameters

missile	Missile hitting the goal.
tilePos	Wall map tile position.
splash	Splash damage divisor.

Todo:: FIXME: Support for more races.

◆ MissileInitMove()

bool MissileInitMove	(	Missile &	missile,
		bool	pointToPoint
	)

Init the move.

Parameters

missile missile to initialise for movement.

Returns: true if goal is reached, false else.

◆ MissilesActionLoop()

static void MissilesActionLoop ( std::vector< Missile * > & missiles )

static

Handle all missile actions of global/local missiles.

Parameters

missiles Table of missiles.

◆ MissileTypeByIdent()

MissileType* MissileTypeByIdent ( const std::string & ident )

Get missile-type by ident.

Get Missile type by identifier.

Parameters

ident Identifier.

Returns: Missile type pointer.

◆ MissileVisibleInViewport()

static int MissileVisibleInViewport	(	const CViewport &	vp,
		const Missile &	missile
	)

static

Check missile visibility in a given viewport.

Parameters

vp	Viewport to be checked.
missile	Missile pointer to check if visible.

Returns: Returns true if visible, false otherwise.

◆ NewMissileTypeSlot()

MissileType* NewMissileTypeSlot ( const std::string & ident )

allocate an empty missile-type slot

Allocate an empty missile-type slot.

Parameters

ident Identifier to identify the slot.

Returns: New allocated (zeroed) missile-type pointer.

◆ PointToPointMissile()

bool PointToPointMissile ( Missile & missile )

Handle point to point missile.

Parameters

missile Missile pointer.

Returns: true if goal is reached, false else.

◆ SaveMissiles()

void SaveMissiles ( CFile & file )

Save missiles.

Save the state missiles to file.

Parameters

file	Output file.

◆ SavePixelPos()

static void SavePixelPos	(	CFile &	file,
		const PixelPos &	pos
	)

static

Save a specific pos.

◆ ViewPointDistanceToMissile()

int ViewPointDistanceToMissile ( const Missile & missile )

distance from view point to missile

Calculate distance from view-point to missile.

Parameters

missile Missile pointer for distance.

Returns: the computed value.

Variable Documentation

◆ BurningBuildingFrames

std::vector<BurningBuildingFrame *> BurningBuildingFrames

◆ Damage

NumberDesc* Damage

Burning building frames.

◆ GlobalMissiles

std::vector<Missile *> GlobalMissiles

static

◆ LocalMissiles

std::vector<Missile *> LocalMissiles

static

all global missiles on map

◆ MissileTypes

MissileTypeMap MissileTypes

static

missile.cpp - The missiles.

Typedef Documentation

◆ MissileTypeMap

Function Documentation

◆ CalculateDamage()

◆ CalculateDamageStats()

◆ CleanMissiles()

◆ CleanMissileTypes()

◆ FindAndSortMissiles()

◆ FireMissile()

◆ FreeBurningBuildingFrames()

◆ GetMissileMapArea()

◆ InitMissiles()

◆ InitMissileTypes()

◆ IsPiercedUnit()

◆ LoadMissileSprites()

◆ MakeLocalMissile()

◆ MakeMissile()

◆ MissileActions()

◆ MissileBurningBuilding()

◆ MissileDrawLevelCompare()

◆ MissileHandleBlocking()

◆ MissileHandlePierce()

◆ MissileHitsGoal()

◆ MissileHitsWall()

◆ MissileInitMove()

◆ MissilesActionLoop()

◆ MissileTypeByIdent()

◆ MissileVisibleInViewport()

◆ NewMissileTypeSlot()

◆ PointToPointMissile()

◆ SaveMissiles()

◆ SavePixelPos()

◆ ViewPointDistanceToMissile()

Variable Documentation

◆ BurningBuildingFrames

◆ Damage

◆ GlobalMissiles

◆ LocalMissiles

◆ MissileTypes