#include <game/bases/d_cc.hpp>

Description

Collider ("Collision Check") class - handles collisions between actors.

It also includes logic that handles collisions within a horizontally looping stage (like 2-C).

Definition at line 133 of file d_cc.hpp.

Classes
class	U32Holder
	< More...
struct	GlobalData_t

Public Member Functions
	dCc_c ()
	Constructs a new collider.
virtual	~dCc_c ()
	Destroys the collider.
void	clear ()
	Clear the data related to previous collisions.
void	entry ()
	Places this collider in the collider list.
void	release ()
	Removes this collider from the collider list.
void	set (dActor_c actor, sCcDatNewF collInfo)
	Registers an owner actor to this collider and sets the collider data.
void	set (dActor_c actor, sCcDatNewF collInfo, u8 amiLine)
	Registers an owner actor to this collider and sets the collider data.
void	setFriendActor (dActor_c *actor)
	Sets a friend actor for this collider.
dActor_c *	getOwner () const
	Gets the owner actor of this collider.
u16	isHit (u16 mask) const
	Gets the result of a hit check.
u16	isHitAtDmg (u16 mask) const
	Gets the result of an attack hit check.
float	getTopPos ()
	Gets the Y position of the top of the collider.
float	getUnderPos ()
	Gets the Y position of the bottom of the collider.
float	getCenterPosY ()
	Gets the Y position of the center of the collider.
float	getRightPos ()
	Gets the X position of the right side of the collider.
float	getLeftPos ()
	Gets the X position of the left side of the collider.
float	getCenterPosX ()
	Gets the X position of the center of the collider.
mVec2_c	getCenterVec ()
	Gets the center of the collider as a vector.
bool	isInside (dCc_c *other)
	Checks if this collider is inside another collider.
float	getCollPosX () const
float	getCollPosY () const
float	getXOffset (int idx)
float	getYOffset (int idx)

Static Public Member Functions
static bool	checkCollision (dCc_c c1, dCc_c c2, int active)
	Checks for collisions between two colliders.
static void	execute ()
	Check all colliders against each other for collisions.
static void	reset ()
	Clears the collider list.

Public Attributes
dActor_c *	mpOwner
	The actor this collider belongs to.
dActor_c *	mpFriendActor
	A second actor that this collider will not collide with.
u32	unk2
	[Unused (?)].
dCc_c *	mpNext
	The next collider in the list.
dCc_c *	mpPrev
	The previous collider in the list.
u32	mCanBounce
	[used by Giant Wigglers to allow jumping].
sCcDatNewF	mCcData
	The collision data of this collider.
float	mTrpOffsets [4]
	The X or Y offset of the four corners of a trapezoid-shaped collider.
float	mCollOffsetX [CC_KIND_COUNT]
	The X offset for a collision.
float	mCollOffsetY [CC_KIND_COUNT]
	The Y offset for a collision.
mVec2_c	mCollPos
	The position where the last collision occurred.
u16	mCollidedWith
	The categories of the previously collided with colliders.
u16	mAttSent
	The attack types sent by this collider in the previous collisions.
u16	mAttReceived
	The attack types received by this collider in the previous collisions.
u8	mShape
	The shape of the collider. See CC_SHAPE_e .
u8	mAmiLine
	The non-collide mask for this collider.
u8	mLayer
	The layer this collider is on.
u8	mInfo
	Info flags for this collider. See CC_INFO_e.

Private Types
typedef bool(*	hitCheck) (dCc_c , dCc_c )

Private Member Functions
float	getTrpOffset (int idx)

Static Private Member Functions
static bool	_hitCheckSquare (dCc_c c1, dCc_c c2, mVec2_c pos1, mVec2_c pos2)
	A hit check function for rectangular colliders. Used in _hitCheckNormal and _hitCheckLoop.
static bool	_hitCheckNormal (dCc_c c1, dCc_c c2)
	Check two rectangular colliders against each other for collisions without stage looping.
static bool	_hitCheckLoop (dCc_c c1, dCc_c c2)
	Check two rectangular colliders against each other for collisions with stage looping.
static bool	_hitCheckCircle (dCc_c c1, dCc_c c2)
	Check two circle colliders against each other for collisions.
static bool	_hitCheckBoxCircle (dCc_c c1, dCc_c c2)
	Check a rectangular and a circle collider against each other for collisions.
static int	_lineCheckUD (mVec2_c p1, mVec2_c p2, float p3, float p4)
static bool	_hitCheckDaikeiUD_R (dCc_c ccBox, dCc_c ccTrp)
	Check a rectangular collider against a trapezoid-shaped collider for collisions.
static bool	_hitCheckDaikeiUD (dCc_c ccTrp, dCc_c ccBox)
	Check a trapezoid-shaped collider against a rectangular collider for collisions.
static int	_lineCheckLR (mVec2_c p1, mVec2_c p2, float p3, float p4)
static bool	_hitCheckDaikeiLR_R (dCc_c ccBox, dCc_c ccTrp)
	Check a rectangular collider against a trapezoid-shaped collider for collisions.
static bool	_hitCheckDaikeiLR (dCc_c ccTrp, dCc_c ccBox)
	Check a trapezoid-shaped collider against a rectangular collider for collisions.

Private Attributes
bool	mIsLinked
	Whether this collider has been placed in the collider list.

Static Private Attributes
static hitCheck	_hitCheck [4][4]
	The hit check function for each combination of collider shapes.
static dCc_c *	mEntryN
	The first collider in the list.
static dCc_c *	mEntryB
	The last collider in the list.

Member Typedef Documentation

◆ hitCheck

typedef bool(* dCc_c::hitCheck) (dCc_c *, dCc_c *)

private

Definition at line 343 of file d_cc.hpp.

Constructor & Destructor Documentation

◆ dCc_c()

dCc_c::dCc_c ( )

Constructs a new collider.

Definition at line 27 of file d_cc.cpp.

◆ ~dCc_c()

dCc_c::~dCc_c ( )

virtual

Destroys the collider.

Definition at line 37 of file d_cc.cpp.

Member Function Documentation

◆ clear()

void dCc_c::clear ( )

Clear the data related to previous collisions.

Definition at line 41 of file d_cc.cpp.

◆ entry()

void dCc_c::entry ( )

Places this collider in the collider list.

Definition at line 52 of file d_cc.cpp.

◆ release()

void dCc_c::release ( )

Removes this collider from the collider list.

Definition at line 70 of file d_cc.cpp.

◆ set() [1/2]

void dCc_c::set	(	dActor_c *	actor,
		sCcDatNewF *	collInfo )

Registers an owner actor to this collider and sets the collider data.

Parameters

actor	The actor to register.
collInfo	The collider data to set.

Definition at line 91 of file d_cc.cpp.

◆ set() [2/2]

void dCc_c::set	(	dActor_c *	actor,
		sCcDatNewF *	collInfo,
		u8	amiLine )

Registers an owner actor to this collider and sets the collider data.

Parameters

actor	The actor to register.
collInfo	The collider data to set.
amiLine	The chainline fence layer to set.

Definition at line 97 of file d_cc.cpp.

◆ setFriendActor()

void dCc_c::setFriendActor ( dActor_c * actor )

inline

Sets a friend actor for this collider.

Definition at line 176 of file d_cc.hpp.

◆ getOwner()

dActor_c * dCc_c::getOwner ( ) const

inline

Gets the owner actor of this collider.

Definition at line 178 of file d_cc.hpp.

◆ isHit()

u16 dCc_c::isHit ( u16 mask ) const

Gets the result of a hit check.

Parameters

mask	The mask to check.

Returns: The result of the hit check.

Definition at line 116 of file d_cc.cpp.

◆ isHitAtDmg()

u16 dCc_c::isHitAtDmg ( u16 mask ) const

Gets the result of an attack hit check.

Parameters

mask	The mask to check.

Returns: The result of the attack hit check.

Definition at line 120 of file d_cc.cpp.

◆ getTopPos()

float dCc_c::getTopPos ( )

Gets the Y position of the top of the collider.

Definition at line 124 of file d_cc.cpp.

◆ getUnderPos()

float dCc_c::getUnderPos ( )

Gets the Y position of the bottom of the collider.

Definition at line 128 of file d_cc.cpp.

◆ getCenterPosY()

float dCc_c::getCenterPosY ( )

Gets the Y position of the center of the collider.

Definition at line 132 of file d_cc.cpp.

◆ getRightPos()

float dCc_c::getRightPos ( )

Gets the X position of the right side of the collider.

Definition at line 136 of file d_cc.cpp.

◆ getLeftPos()

float dCc_c::getLeftPos ( )

Gets the X position of the left side of the collider.

Definition at line 140 of file d_cc.cpp.

◆ getCenterPosX()

float dCc_c::getCenterPosX ( )

Gets the X position of the center of the collider.

Definition at line 144 of file d_cc.cpp.

◆ getCenterVec()

mVec2_c dCc_c::getCenterVec ( )

inline

Gets the center of the collider as a vector.

Definition at line 203 of file d_cc.hpp.

◆ isInside()

bool dCc_c::isInside ( dCc_c * other )

Checks if this collider is inside another collider.

Parameters

other The collider to check against.

Definition at line 148 of file d_cc.cpp.

◆ getTrpOffset()

float dCc_c::getTrpOffset ( int idx )

inlineprivate

Definition at line 215 of file d_cc.hpp.

◆ checkCollision()

bool dCc_c::checkCollision	(	dCc_c *	c1,
		dCc_c *	c2,
		int	active )

static

Checks for collisions between two colliders.

Parameters

c1	The first collider.
c2	The second collider.
active	Whether to update the result and execute the callback if a collision occurs.

Returns: Whether the first collider collided with the second collider.

Definition at line 168 of file d_cc.cpp.

◆ execute()

void dCc_c::execute ( )

static

Check all colliders against each other for collisions.

Definition at line 264 of file d_cc.cpp.

◆ reset()

void dCc_c::reset ( )

static

Clears the collider list.

It also sets the hit check to the correct type (normal / looping stage). Note that this does not clean up the colliders themselves!

Definition at line 102 of file d_cc.cpp.

◆ getCollPosX()

float dCc_c::getCollPosX ( ) const

inline

Definition at line 240 of file d_cc.hpp.

◆ getCollPosY()

float dCc_c::getCollPosY ( ) const

inline

Definition at line 241 of file d_cc.hpp.

◆ _hitCheckSquare()

bool dCc_c::_hitCheckSquare	(	dCc_c *	c1,
		dCc_c *	c2,
		mVec2_c	pos1,
		mVec2_c	pos2 )

staticprivate

A hit check function for rectangular colliders. Used in _hitCheckNormal and _hitCheckLoop.

Parameters

c1	The first collider.
c2	The second collider.
pos1	The position of the first collider.
pos2	The position of the second collider.

Definition at line 272 of file d_cc.cpp.

◆ _hitCheckNormal()

bool dCc_c::_hitCheckNormal	(	dCc_c *	c1,
		dCc_c *	c2 )

staticprivate

Check two rectangular colliders against each other for collisions without stage looping.

Definition at line 315 of file d_cc.cpp.

◆ _hitCheckLoop()

bool dCc_c::_hitCheckLoop	(	dCc_c *	c1,
		dCc_c *	c2 )

staticprivate

Check two rectangular colliders against each other for collisions with stage looping.

Definition at line 321 of file d_cc.cpp.

◆ _hitCheckCircle()

bool dCc_c::_hitCheckCircle	(	dCc_c *	c1,
		dCc_c *	c2 )

staticprivate

Check two circle colliders against each other for collisions.

Definition at line 345 of file d_cc.cpp.

◆ _hitCheckBoxCircle()

bool dCc_c::_hitCheckBoxCircle	(	dCc_c *	c1,
		dCc_c *	c2 )

staticprivate

Check a rectangular and a circle collider against each other for collisions.

Definition at line 391 of file d_cc.cpp.

◆ _lineCheckUD()

int dCc_c::_lineCheckUD	(	mVec2_c	p1,
		mVec2_c	p2,
		float	p3,
		float	p4 )

staticprivate

Definition at line 495 of file d_cc.cpp.

◆ _hitCheckDaikeiUD_R()

bool dCc_c::_hitCheckDaikeiUD_R	(	dCc_c *	ccBox,
		dCc_c *	ccTrp )

staticprivate

Check a rectangular collider against a trapezoid-shaped collider for collisions.

Definition at line 508 of file d_cc.cpp.

◆ _hitCheckDaikeiUD()

bool dCc_c::_hitCheckDaikeiUD	(	dCc_c *	ccTrp,
		dCc_c *	ccBox )

staticprivate

Check a trapezoid-shaped collider against a rectangular collider for collisions.

Definition at line 512 of file d_cc.cpp.

◆ _lineCheckLR()

int dCc_c::_lineCheckLR	(	mVec2_c	p1,
		mVec2_c	p2,
		float	p3,
		float	p4 )

staticprivate

Definition at line 567 of file d_cc.cpp.

◆ _hitCheckDaikeiLR_R()

bool dCc_c::_hitCheckDaikeiLR_R	(	dCc_c *	ccBox,
		dCc_c *	ccTrp )

staticprivate

Check a rectangular collider against a trapezoid-shaped collider for collisions.

Definition at line 580 of file d_cc.cpp.

◆ _hitCheckDaikeiLR()

bool dCc_c::_hitCheckDaikeiLR	(	dCc_c *	ccTrp,
		dCc_c *	ccBox )

staticprivate

Check a trapezoid-shaped collider against a rectangular collider for collisions.

Definition at line 584 of file d_cc.cpp.

◆ getXOffset()

float dCc_c::getXOffset ( int idx )

inline

Definition at line 275 of file d_cc.hpp.

◆ getYOffset()

float dCc_c::getYOffset ( int idx )

inline

Definition at line 276 of file d_cc.hpp.

Member Data Documentation

◆ mpOwner

dActor_c* dCc_c::mpOwner

The actor this collider belongs to.

Definition at line 278 of file d_cc.hpp.

◆ mpFriendActor

dActor_c* dCc_c::mpFriendActor

A second actor that this collider will not collide with.

Definition at line 279 of file d_cc.hpp.

◆ unk2

u32 dCc_c::unk2

[Unused (?)].

Definition at line 281 of file d_cc.hpp.

◆ mpNext

dCc_c* dCc_c::mpNext

The next collider in the list.

Definition at line 283 of file d_cc.hpp.

◆ mpPrev

dCc_c* dCc_c::mpPrev

The previous collider in the list.

Definition at line 284 of file d_cc.hpp.

◆ mCanBounce

u32 dCc_c::mCanBounce

[used by Giant Wigglers to allow jumping].

Definition at line 286 of file d_cc.hpp.

◆ mCcData

sCcDatNewF dCc_c::mCcData

The collision data of this collider.

Definition at line 288 of file d_cc.hpp.

◆ mTrpOffsets

float dCc_c::mTrpOffsets[4]

The X or Y offset of the four corners of a trapezoid-shaped collider.

Relative to the center of the collider. If mShape is CC_SHAPE_DAIKEI_UD, this is the Y offset. If mShape is CC_SHAPE_DAIKEI_LR, this is the X offset.

Definition at line 297 of file d_cc.hpp.

◆ mCollOffsetX

float dCc_c::mCollOffsetX[CC_KIND_COUNT]

The X offset for a collision.

One entry per kind. Each entry describes by how much the collider must be offset in the X direction in order to not collide with the other collider.

Definition at line 305 of file d_cc.hpp.

◆ mCollOffsetY

float dCc_c::mCollOffsetY[CC_KIND_COUNT]

The Y offset for a collision.

One entry per kind. Each entry describes by how much the collider must be offset in the Y direction in order to not collide with the other collider.

Definition at line 312 of file d_cc.hpp.

◆ mCollPos

mVec2_c dCc_c::mCollPos

The position where the last collision occurred.

Definition at line 314 of file d_cc.hpp.

◆ mCollidedWith

u16 dCc_c::mCollidedWith

The categories of the previously collided with colliders.

Definition at line 316 of file d_cc.hpp.

◆ mAttSent

u16 dCc_c::mAttSent

The attack types sent by this collider in the previous collisions.

Definition at line 317 of file d_cc.hpp.

◆ mAttReceived

u16 dCc_c::mAttReceived

The attack types received by this collider in the previous collisions.

Definition at line 318 of file d_cc.hpp.

◆ mShape

u8 dCc_c::mShape

The shape of the collider. See CC_SHAPE_e .

Definition at line 320 of file d_cc.hpp.

◆ mAmiLine

u8 dCc_c::mAmiLine

The non-collide mask for this collider.

If the same bit is set in a second actor's non-collide mask, the two actors will not collide.

Definition at line 328 of file d_cc.hpp.

◆ mLayer

u8 dCc_c::mLayer

The layer this collider is on.

Colliders can only collide with other colliders on the same layer.

Definition at line 335 of file d_cc.hpp.

◆ mInfo

u8 dCc_c::mInfo

Info flags for this collider. See CC_INFO_e.

Definition at line 337 of file d_cc.hpp.

◆ mIsLinked

bool dCc_c::mIsLinked

private

Whether this collider has been placed in the collider list.

Definition at line 340 of file d_cc.hpp.

◆ _hitCheck

dCc_c::hitCheck dCc_c::_hitCheck

staticprivate

Initial value:

= {
    {&dCc_c::_hitCheckNormal,     &dCc_c::_hitCheckBoxCircle,  &dCc_c::_hitCheckDaikeiUD,   &dCc_c::_hitCheckDaikeiLR},
    {&dCc_c::_hitCheckBoxCircle,  &dCc_c::_hitCheckCircle,     &dCc_c::_hitCheckDaikeiUD,   &dCc_c::_hitCheckDaikeiLR},
    {&dCc_c::_hitCheckDaikeiUD_R, &dCc_c::_hitCheckDaikeiUD_R, &dCc_c::_hitCheckDaikeiUD_R, &dCc_c::_hitCheckDaikeiUD_R},
    {&dCc_c::_hitCheckDaikeiLR_R, &dCc_c::_hitCheckDaikeiLR_R, &dCc_c::_hitCheckDaikeiLR_R, &dCc_c::_hitCheckDaikeiLR_R}
}

The hit check function for each combination of collider shapes.

The first index is the shape of the first collider and the second index is the shape of the second collider.

Definition at line 20 of file d_cc.hpp.

◆ mEntryN

dCc_c * dCc_c::mEntryN

staticprivate

The first collider in the list.

Definition at line 353 of file d_cc.hpp.

◆ mEntryB

dCc_c * dCc_c::mEntryB

staticprivate

The last collider in the list.

Definition at line 354 of file d_cc.hpp.

Description

Classes

Public Member Functions

Static Public Member Functions

Public Attributes

Private Types

Private Member Functions

Static Private Member Functions

Private Attributes

Static Private Attributes

Member Typedef Documentation

◆ hitCheck

Constructor & Destructor Documentation

◆ dCc_c()

◆ ~dCc_c()

Member Function Documentation

◆ clear()

◆ entry()

◆ release()

◆ set() [1/2]

◆ set() [2/2]

◆ setFriendActor()

◆ getOwner()

◆ isHit()

◆ isHitAtDmg()

◆ getTopPos()

◆ getUnderPos()

◆ getCenterPosY()

◆ getRightPos()

◆ getLeftPos()

◆ getCenterPosX()

◆ getCenterVec()

◆ isInside()

◆ getTrpOffset()

◆ checkCollision()

◆ execute()

◆ reset()

◆ getCollPosX()

◆ getCollPosY()

◆ _hitCheckSquare()

◆ _hitCheckNormal()

◆ _hitCheckLoop()

◆ _hitCheckCircle()

◆ _hitCheckBoxCircle()

◆ _lineCheckUD()

◆ _hitCheckDaikeiUD_R()

◆ _hitCheckDaikeiUD()

◆ _lineCheckLR()

◆ _hitCheckDaikeiLR_R()

◆ _hitCheckDaikeiLR()

◆ getXOffset()

◆ getYOffset()

Member Data Documentation

◆ mpOwner

◆ mpFriendActor

◆ unk2

◆ mpNext

◆ mpPrev

◆ mCanBounce

◆ mCcData

◆ mTrpOffsets

◆ mCollOffsetX

◆ mCollOffsetY

◆ mCollPos

◆ mCollidedWith

◆ mAttSent

◆ mAttReceived

◆ mShape

◆ mAmiLine

◆ mLayer

◆ mInfo

◆ mIsLinked

◆ _hitCheck

◆ mEntryN

◆ mEntryB