A reimplementation of Mario Kart Wii's physics engine in C++
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Public Types | Public Member Functions | Private Attributes | List of all members
Kart::KartSuspensionPhysics Class Reference

#include <KartSuspensionPhysics.hh>

Description

Physics for a single wheel's suspension.

Definition at line 109 of file KartSuspensionPhysics.hh.

Inheritance diagram for Kart::KartSuspensionPhysics:

Public Types

enum class  TireType {
  Kart ,
  KartReflected ,
  Bike
}
 Every other kart tire is a mirror of the first. Bikes do not leverage this. More...
 

Public Member Functions

 KartSuspensionPhysics (u16 wheelIdx, TireType TireType, u16 bspWheelIdx)
 
void init ()
 
void reset ()
 
void setInitialState ()
 
void calcCollision (f32 dt, const EGG::Vector3f &gravity, const EGG::Matrix34f &mat)
 
void calcSuspension (const EGG::Vector3f &forward, const EGG::Vector3f &vehicleMovement)
 Calculates linear force and rotation from the kart's suspension.
 

Private Attributes

const BSP::Wheel * m_bspWheel
 
WheelPhysics * m_tirePhysics
 
TireType m_tireType
 
u16 m_bspWheelIdx
 
u16 m_wheelIdx
 
EGG::Vector3f m_topmostPos
 
f32 m_maxTravelScaled
 
EGG::Vector3f m_bottomDir
 

Additional Inherited Members

- Private Member Functions inherited from Kart::KartObjectProxy
void setPos (const EGG::Vector3f &pos)
 
void setRot (const EGG::Quatf &q)
 
void setInertiaScale (const EGG::Vector3f &scale)
 
KartAction * action ()
 
const KartAction * action () const
 
KartBody * body ()
 
const KartBody * body () const
 
KartCollide * collide ()
 
const KartCollide * collide () const
 
CollisionGroup * collisionGroup ()
 
const CollisionGroup * collisionGroup () const
 
KartMove * move ()
 
const KartMove * move () const
 
KartHalfPipe * halfPipe ()
 
const KartHalfPipe * halfPipe () const
 
KartScale * kartScale ()
 
const KartScale * kartScale () const
 
KartJump * jump ()
 
const KartJump * jump () const
 
KartParam * param ()
 
const KartParam * param () const
 
const BSP & bsp () const
 
KartPhysics * physics ()
 
const KartPhysics * physics () const
 
KartDynamics * dynamics ()
 
const KartDynamics * dynamics () const
 
KartState * state ()
 
const KartState * state () const
 
KartSub * sub ()
 
const KartSub * sub () const
 
KartSuspension * suspension (u16 suspIdx)
 
const KartSuspension * suspension (u16 suspIdx) const
 
KartSuspensionPhysics * suspensionPhysics (u16 suspIdx)
 
const KartSuspensionPhysics * suspensionPhysics (u16 suspIdx) const
 
KartTire * tire (u16 tireIdx)
 
const KartTire * tire (u16 tireIdx) const
 
WheelPhysics * tirePhysics (u16 tireIdx)
 
const WheelPhysics * tirePhysics (u16 tireIdx) const
 
CollisionData & collisionData ()
 
const CollisionData & collisionData () const
 
CollisionData & collisionData (u16 tireIdx)
 
const CollisionData & collisionData (u16 tireIdx) const
 
const System::KPad * inputs () const
 
Render::KartModel * model ()
 
const Render::KartModel * model () const
 
Field::ObjectCollisionKart * objectCollisionKart ()
 
const Field::ObjectCollisionKart * objectCollisionKart () const
 
Field::BoxColUnit * boxColUnit ()
 
const Field::BoxColUnit * boxColUnit () const
 
const EGG::Vector3f & scale () const
 
const EGG::Matrix34f & pose () const
 
EGG::Vector3f bodyFront () const
 Returns the third column of the rotation matrix, which is the facing vector.
 
EGG::Vector3f bodyForward () const
 Returns the first column of the rotation matrix, which is the "right" direction.
 
EGG::Vector3f bodyUp () const
 Returns the second column of the rotation matrix, which is the "up" direction.
 
const EGG::Vector3f & componentXAxis () const
 
const EGG::Vector3f & componentYAxis () const
 
const EGG::Vector3f & componentZAxis () const
 
const EGG::Vector3f & pos () const
 
const EGG::Vector3f & prevPos () const
 
const EGG::Quatf & fullRot () const
 
const EGG::Vector3f & extVel () const
 
const EGG::Vector3f & intVel () const
 
const EGG::Vector3f & velocity () const
 
f32 speed () const
 
f32 acceleration () const
 
f32 softSpeedLimit () const
 
const EGG::Quatf & mainRot () const
 
const EGG::Vector3f & angVel2 () const
 
bool isBike () const
 
u16 suspCount () const
 
u16 tireCount () const
 
bool hasFloorCollision (const WheelPhysics *wheelPhysics) const
 
std::pair< EGG::Vector3f, EGG::Vector3f > getCannonPosRot ()
 
f32 speedRatio () const
 
f32 speedRatioCapped () const
 
bool isInRespawn () const
 
Field::KCLTypeMask wallKclType () const
 
u32 wallKclVariant () const
 
void apply (size_t idx)
 
- Static Private Member Functions inherited from Kart::KartObjectProxy
static std::list< KartObjectProxy * > & proxyList ()
 

Member Enumeration Documentation

◆ TireType

enum class Kart::KartSuspensionPhysics::TireType
strong

Every other kart tire is a mirror of the first. Bikes do not leverage this.

Definition at line 112 of file KartSuspensionPhysics.hh.

Constructor & Destructor Documentation

◆ KartSuspensionPhysics()

Kart::KartSuspensionPhysics::KartSuspensionPhysics ( u16 wheelIdx,
TireType TireType,
u16 bspWheelIdx )
0x80599ED4

Definition at line 120 of file KartSuspensionPhysics.cc.

Member Function Documentation

◆ calcCollision()

void Kart::KartSuspensionPhysics::calcCollision ( f32 dt,
const EGG::Vector3f & gravity,
const EGG::Matrix34f & mat )
0x8059A278

Definition at line 161 of file KartSuspensionPhysics.cc.

◆ calcSuspension()

void Kart::KartSuspensionPhysics::calcSuspension ( const EGG::Vector3f & forward,
const EGG::Vector3f & vehicleMovement )
0x8059A574

Calculates linear force and rotation from the kart's suspension.

Stage: All

Definition at line 191 of file KartSuspensionPhysics.cc.

◆ init()

void Kart::KartSuspensionPhysics::init ( )
0x80599FA0

Definition at line 128 of file KartSuspensionPhysics.cc.

◆ reset()

void Kart::KartSuspensionPhysics::reset ( )
0x80599F54

Definition at line 134 of file KartSuspensionPhysics.cc.

◆ setInitialState()

void Kart::KartSuspensionPhysics::setInitialState ( )
0x8059A02C

Definition at line 141 of file KartSuspensionPhysics.cc.

Member Data Documentation

◆ m_bottomDir

EGG::Vector3f Kart::KartSuspensionPhysics::m_bottomDir
private

Definition at line 137 of file KartSuspensionPhysics.hh.

◆ m_bspWheel

const BSP::Wheel* Kart::KartSuspensionPhysics::m_bspWheel
private

Definition at line 130 of file KartSuspensionPhysics.hh.

◆ m_bspWheelIdx

u16 Kart::KartSuspensionPhysics::m_bspWheelIdx
private

Definition at line 133 of file KartSuspensionPhysics.hh.

◆ m_maxTravelScaled

f32 Kart::KartSuspensionPhysics::m_maxTravelScaled
private

Definition at line 136 of file KartSuspensionPhysics.hh.

◆ m_tirePhysics

WheelPhysics* Kart::KartSuspensionPhysics::m_tirePhysics
private

Definition at line 131 of file KartSuspensionPhysics.hh.

◆ m_tireType

TireType Kart::KartSuspensionPhysics::m_tireType
private

Definition at line 132 of file KartSuspensionPhysics.hh.

◆ m_topmostPos

EGG::Vector3f Kart::KartSuspensionPhysics::m_topmostPos
private

Definition at line 135 of file KartSuspensionPhysics.hh.

◆ m_wheelIdx

u16 Kart::KartSuspensionPhysics::m_wheelIdx
private

Definition at line 134 of file KartSuspensionPhysics.hh.