A reimplementation of Mario Kart Wii's physics engine in C++
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Kinoko::Field::ObjectCowLeader Class Referencefinal

#include <ObjectCow.hh>

Description

A cow who its own rail and whose position is not influenced by the path of the others.

Definition at line 49 of file ObjectCow.hh.

Inheritance diagram for Kinoko::Field::ObjectCowLeader:

Public Member Functions

 ObjectCowLeader (const System::MapdataGeoObj &params)
void init () override
void calc () override
u32 loadFlags () const override
Public Member Functions inherited from Kinoko::Field::ObjectCow
 ObjectCow (const System::MapdataGeoObj &params)
Kart::Reaction onCollision (Kart::KartObject *kartObj, Kart::Reaction reactionOnKart, Kart::Reaction reactionOnObj, EGG::Vector3f &hitDepth) override
Public Member Functions inherited from Kinoko::Field::ObjectCollidable
 ObjectCollidable (const System::MapdataGeoObj &params)
 ObjectCollidable (const char *name, const EGG::Vector3f &pos, const EGG::Vector3f &rot, const EGG::Vector3f &scale)
void load () override
void calcCollisionTransform () override
f32 getCollisionRadius () const override
 Finds the radius that fits fully in a BoxColUnit.
virtual void loadAABB (f32 maxSpeed)
virtual void loadAABB (f32 radius, f32 maxSpeed)
virtual void processKartReactions (Kart::KartObject *kartObj, Kart::Reaction &reactionOnKart, Kart::Reaction &reactionOnObj)
virtual void onWallCollision (Kart::KartObject *, const EGG::Vector3f &)
virtual void onObjectCollision (Kart::KartObject *)
virtual bool checkCollision (ObjectCollisionBase *lhs, EGG::Vector3f &dist)
virtual const EGG::Vector3f & getCollisionTranslation () const
virtual ObjectCollisionBase * collision () const
Public Member Functions inherited from Kinoko::Field::ObjectBase
 ObjectBase (const System::MapdataGeoObj &params)
 ObjectBase (const char *name, const EGG::Vector3f &pos, const EGG::Vector3f &rot, const EGG::Vector3f &scale)
virtual void calcModel ()
virtual const char * getResources () const
virtual void loadGraphics ()
virtual void loadAnims ()
virtual void loadRail ()
virtual const char * getName () const
virtual const char * getKclName () const
virtual void resize (f32 radius, f32 maxSpeed)
virtual void unregisterCollision ()
virtual void disableCollision () const
virtual void enableCollision () const
virtual const BoxColUnit * getUnit () const
const RailInterpolator * railInterpolator () const
virtual const EGG::Vector3f & getPosition () const
virtual ObjectId id () const
void setPos (const EGG::Vector3f &pos)
void addPos (const EGG::Vector3f &v)
void subPos (const EGG::Vector3f &v)
void setScale (const EGG::Vector3f &scale)
void setScale (f32 scale)
void setRot (const EGG::Vector3f &rot)
void setRotNoFlag (const EGG::Vector3f &rot)
void addRot (const EGG::Vector3f &v)
void subRot (const EGG::Vector3f &v)
void setTransform (const EGG::Matrix34f &mat)
const EGG::Vector3f & pos () const
const EGG::Vector3f & scale () const
const EGG::Vector3f & rot () const
const EGG::Matrix34f & transform () const

Private Types

enum class  AnmType {
  EatST = 0 ,
  Eat = 1 ,
  EatED = 2
}

Private Member Functions

void calcFloor () override
void enterWait ()
void enterEat ()
void enterRoam ()
void calcWait ()
void calcEat ()
void calcRoam ()

Private Attributes

f32 m_railSpeed
bool m_endedRailSegment
AnmType m_state1AnmType
u16 m_eatFrames
 Length of the state 1 eat animation.

Static Private Attributes

static constexpr std::array< StateManagerEntry, 3 > STATE_ENTRIES

Additional Inherited Members

Public Types inherited from Kinoko::Field::ObjectBase
enum class  eFlags {
  Position = 0 ,
  Rotation = 1 ,
  Matrix = 2 ,
  Scale = 3
}
typedef EGG::TBitFlag< u16, eFlags > Flags
Protected Member Functions inherited from Kinoko::Field::ObjectCow
void setup ()
void calcPos ()
f32 setTarget (const EGG::Vector3f &v)
Protected Member Functions inherited from Kinoko::Field::ObjectCollidable
void createCollision () override
virtual const EGG::Vector3f & collisionCenter () const
void registerManagedObject ()
Protected Member Functions inherited from Kinoko::Field::ObjectBase
void calcTransform ()
void calcRotLock ()
void linkAnims (const std::span< const char * > &names, const std::span< Render::AnmType > types)
void setMatrixTangentTo (const EGG::Vector3f &up, const EGG::Vector3f &tangent)
void setMatrixFromOrthonormalBasisAndPos (const EGG::Vector3f &v)
Protected Member Functions inherited from Kinoko::Field::StateManager
 StateManager (void *obj, const std::span< const StateManagerEntry > &entries)
void calc ()
Static Protected Member Functions inherited from Kinoko::Field::ObjectCow
static EGG::Vector3f Interpolate (f32 t, const EGG::Vector3f &v0, const EGG::Vector3f &v1)
Static Protected Member Functions inherited from Kinoko::Field::ObjectBase
static f32 CheckPointAgainstLineSegment (const EGG::Vector3f &point, const EGG::Vector3f &a, const EGG::Vector3f &b)
 Calculates on what side of line segment ab point lies.
static EGG::Vector3f RotateXZByYaw (f32 angle, const EGG::Vector3f &v)
 Rotates a vector around the Y-axis and returns the XZ-plane portion of the vector.
static EGG::Vector3f RotateAxisAngle (f32 angle, const EGG::Vector3f &axis, const EGG::Vector3f &v1)
static void SetRotTangentHorizontal (EGG::Matrix34f &mat, const EGG::Vector3f &up, const EGG::Vector3f &tangent)
static EGG::Matrix34f OrthonormalBasis (const EGG::Vector3f &v)
static EGG::Matrix34f RailOrthonormalBasis (const RailInterpolator &railInterpolator)
static EGG::Vector3f AdjustVecForward (f32 sidewaysScalar, f32 forwardScalar, f32 minSpeed, const EGG::Vector3f &src, EGG::Vector3f forward)
static f32 CalcParabolicDisplacement (f32 initVel, f32 accel, u32 frame)
 Solves the standard kinematic equation \(y(t) = v_0\, t - \frac{1}{2} a t^{2}\).
static EGG::Vector3f Interpolate (f32 t, const EGG::Vector3f &v0, const EGG::Vector3f &v1)
Protected Attributes inherited from Kinoko::Field::ObjectCow
u32 m_startFrame
 The frame the cow will start moving.
EGG::Vector3f m_tangent
EGG::Vector3f m_prevTangent
EGG::Vector3f m_up
EGG::Vector3f m_velocity
f32 m_xzSpeed
 XZ plane length of m_velocity.
f32 m_tangentFactor
EGG::Vector3f m_floorNrm
EGG::Vector3f m_state1TargetPos
 Calculated in enterState1.
EGG::Vector3f m_targetDir
EGG::Vector3f m_upForce
 Used by calcPos to counteract gravity.
f32 m_interpRate
Protected Attributes inherited from Kinoko::Field::ObjectCollidable
ObjectCollisionBase * m_collision
Protected Attributes inherited from Kinoko::Field::ObjectBase
Render::DrawMdl * m_drawMdl
Abstract::g3d::ResFile * m_resFile
ObjectId m_id
RailInterpolator * m_railInterpolator
BoxColUnit * m_boxColUnit
const System::MapdataGeoObj * m_mapObj
Protected Attributes inherited from Kinoko::Field::StateManager
u16 m_currentStateId
s32 m_nextStateId
u32 m_currentFrame
std::span< u16 > m_entryIds
std::span< const StateManagerEntry > m_entries
void * m_obj
Static Protected Attributes inherited from Kinoko::Field::ObjectCow
static constexpr EGG::Vector3f GRAVITY_FORCE = EGG::Vector3f(0.0f, 2.0f, 0.0f)

Member Enumeration Documentation

◆ AnmType

enum class Kinoko::Field::ObjectCowLeader::AnmType
strongprivate

Definition at line 65 of file ObjectCow.hh.

Constructor & Destructor Documentation

◆ ObjectCowLeader()

Kinoko::Field::ObjectCowLeader::ObjectCowLeader ( const System::MapdataGeoObj & params)
0x806BD080

Definition at line 100 of file ObjectCow.cc.

◆ ~ObjectCowLeader()

Kinoko::Field::ObjectCowLeader::~ObjectCowLeader ( )
overridedefault0x806BD1F8

Member Function Documentation

◆ calc()

void Kinoko::Field::ObjectCowLeader::calc ( )
overridevirtual0x806BD388

Reimplemented from Kinoko::Field::ObjectBase.

Definition at line 125 of file ObjectCow.cc.

◆ calcEat()

void Kinoko::Field::ObjectCowLeader::calcEat ( )
private0x806BD84C

Definition at line 187 of file ObjectCow.cc.

◆ calcFloor()

void Kinoko::Field::ObjectCowLeader::calcFloor ( )
overrideprivatevirtual0x806BDCD8

Reimplemented from Kinoko::Field::ObjectCow.

Definition at line 156 of file ObjectCow.cc.

◆ calcRoam()

void Kinoko::Field::ObjectCowLeader::calcRoam ( )
private0x806BDA70

Definition at line 213 of file ObjectCow.cc.

◆ calcWait()

void Kinoko::Field::ObjectCowLeader::calcWait ( )
private0x806BD738

Definition at line 180 of file ObjectCow.cc.

◆ enterEat()

void Kinoko::Field::ObjectCowLeader::enterEat ( )
private0x806BD7D8

Definition at line 168 of file ObjectCow.cc.

◆ enterRoam()

void Kinoko::Field::ObjectCowLeader::enterRoam ( )
private0x806BDA1C

Definition at line 175 of file ObjectCow.cc.

◆ enterWait()

void Kinoko::Field::ObjectCowLeader::enterWait ( )
private0x806BD6B0

Definition at line 163 of file ObjectCow.cc.

◆ init()

void Kinoko::Field::ObjectCowLeader::init ( )
overridevirtual0x806BD264

Reimplemented from Kinoko::Field::ObjectBase.

Definition at line 107 of file ObjectCow.cc.

◆ loadFlags()

u32 Kinoko::Field::ObjectCowLeader::loadFlags ( ) const
inlinenodiscardoverridevirtual0x806BF42C

Reimplemented from Kinoko::Field::ObjectBase.

Definition at line 60 of file ObjectCow.hh.

Member Data Documentation

◆ m_eatFrames

u16 Kinoko::Field::ObjectCowLeader::m_eatFrames
private

Length of the state 1 eat animation.

Definition at line 84 of file ObjectCow.hh.

◆ m_endedRailSegment

bool Kinoko::Field::ObjectCowLeader::m_endedRailSegment
private

Definition at line 82 of file ObjectCow.hh.

◆ m_railSpeed

f32 Kinoko::Field::ObjectCowLeader::m_railSpeed
private

Definition at line 81 of file ObjectCow.hh.

◆ m_state1AnmType

AnmType Kinoko::Field::ObjectCowLeader::m_state1AnmType
private

Definition at line 83 of file ObjectCow.hh.

◆ STATE_ENTRIES

std::array<StateManagerEntry, 3> Kinoko::Field::ObjectCowLeader::STATE_ENTRIES
staticconstexprprivate
Initial value:
= {{
{StateEntry<ObjectCowLeader, &ObjectCowLeader::enterWait, &ObjectCowLeader::calcWait>(
0)},
{StateEntry<ObjectCowLeader, &ObjectCowLeader::enterEat, &ObjectCowLeader::calcEat>(1)},
{StateEntry<ObjectCowLeader, &ObjectCowLeader::enterRoam, &ObjectCowLeader::calcRoam>(
2)},
}}

Definition at line 86 of file ObjectCow.hh.