A reimplementation of Mario Kart Wii's physics engine in C++
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Field::ObjectCow Class Reference

#include <ObjectCow.hh>

Description

The base class shared between ObjectCowLeader and ObjectCowFollower.

Definition at line 11 of file ObjectCow.hh.

Inheritance diagram for Field::ObjectCow:

Public Member Functions

 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 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::Vector3fgetCollisionTranslation () const
 
virtual ObjectCollisionBasecollision () const
 
- Public Member Functions inherited from 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 init ()
 
virtual void calc ()
 
virtual void calcModel ()
 
virtual const char * getResources () const
 
virtual void loadGraphics ()
 
virtual void loadAnims ()
 
virtual void loadRail ()
 
virtual const char * getName () const
 
virtual u32 loadFlags () 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 BoxColUnitgetUnit () const
 
const RailInterpolatorrailInterpolator () const
 
virtual const EGG::Vector3fgetPosition () const
 
virtual ObjectId id () const
 
const EGG::Vector3fpos () const
 
void setPos (const EGG::Vector3f &pos)
 
void setScale (const EGG::Vector3f &scale)
 
void setTransform (const EGG::Matrix34f &mat)
 
const EGG::Vector3fscale () const
 

Protected Member Functions

virtual void calcFloor ()
 
void setup ()
 
void calcPos ()
 
f32 setTarget (const EGG::Vector3f &v)
 
- Protected Member Functions inherited from Field::ObjectCollidable
void createCollision () override
 
virtual const EGG::Vector3fcollisionCenter () const
 
void registerManagedObject ()
 
- Protected Member Functions inherited from Field::ObjectBase
void calcTransform ()
 
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)
 

Static Protected Member Functions

static EGG::Vector3f Interpolate (f32 t, const EGG::Vector3f &v0, const EGG::Vector3f &v1)
 
- Static Protected Member Functions inherited from 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 Interpolate (f32 t, const EGG::Vector3f &v0, const EGG::Vector3f &v1)
 

Protected Attributes

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 Field::ObjectCollidable
ObjectCollisionBasem_collision
 
- Protected Attributes inherited from Field::ObjectBase
Render::DrawMdlm_drawMdl
 
Abstract::g3d::ResFilem_resFile
 
ObjectId m_id
 
RailInterpolatorm_railInterpolator
 
BoxColUnitm_boxColUnit
 
Flags m_flags
 
EGG::Vector3f m_pos
 
EGG::Vector3f m_rot
 
EGG::Vector3f m_scale
 
EGG::Matrix34f m_transform
 
const System::MapdataGeoObjm_mapObj
 

Static Protected Attributes

static constexpr EGG::Vector3f GRAVITY_FORCE = EGG::Vector3f(0.0f, 2.0f, 0.0f)
 

Additional Inherited Members

- Public Types inherited from Field::ObjectBase
enum class  eFlags {
  Position = 0 ,
  Rotation = 1 ,
  Matrix = 2 ,
  Scale = 3
}
 
typedef EGG::TBitFlag< u16, eFlags > Flags
 

Constructor & Destructor Documentation

◆ ObjectCow()

Field::ObjectCow::ObjectCow ( const System::MapdataGeoObj & params)
0x806BBEC0

Definition at line 15 of file ObjectCow.cc.

Member Function Documentation

◆ calcFloor()

void Field::ObjectCow::calcFloor ( )
protectedvirtual0x806BC87C

Definition at line 48 of file ObjectCow.cc.

◆ calcPos()

void Field::ObjectCow::calcPos ( )
protected0x806BC6D8

Definition at line 73 of file ObjectCow.cc.

◆ Interpolate()

static EGG::Vector3f Field::ObjectCow::Interpolate ( f32 t,
const EGG::Vector3f & v0,
const EGG::Vector3f & v1 )
inlinestaticnodiscardprotected0x806BCF4C

Definition at line 27 of file ObjectCow.hh.

◆ onCollision()

Kart::Reaction Field::ObjectCow::onCollision ( Kart::KartObject * kartObj,
Kart::Reaction reactionOnKart,
Kart::Reaction reactionOnObj,
EGG::Vector3f & hitDepth )
overridevirtual0x806BC2AC

Reimplemented from Field::ObjectCollidable.

Definition at line 23 of file ObjectCow.cc.

◆ setTarget()

f32 Field::ObjectCow::setTarget ( const EGG::Vector3f & v)
protected0x806BCDC4

Definition at line 91 of file ObjectCow.cc.

◆ setup()

void Field::ObjectCow::setup ( )
protected0x806BBF64

Definition at line 29 of file ObjectCow.cc.

Member Data Documentation

◆ GRAVITY_FORCE

EGG::Vector3f Field::ObjectCow::GRAVITY_FORCE = EGG::Vector3f(0.0f, 2.0f, 0.0f)
staticconstexprprotected

Definition at line 45 of file ObjectCow.hh.

◆ m_floorNrm

EGG::Vector3f Field::ObjectCow::m_floorNrm
protected

Definition at line 39 of file ObjectCow.hh.

◆ m_interpRate

f32 Field::ObjectCow::m_interpRate
protected

Definition at line 43 of file ObjectCow.hh.

◆ m_prevTangent

EGG::Vector3f Field::ObjectCow::m_prevTangent
protected

Definition at line 34 of file ObjectCow.hh.

◆ m_startFrame

u32 Field::ObjectCow::m_startFrame
protected

The frame the cow will start moving.

Definition at line 32 of file ObjectCow.hh.

◆ m_state1TargetPos

EGG::Vector3f Field::ObjectCow::m_state1TargetPos
protected

Calculated in enterState1.

Definition at line 40 of file ObjectCow.hh.

◆ m_tangent

EGG::Vector3f Field::ObjectCow::m_tangent
protected

Definition at line 33 of file ObjectCow.hh.

◆ m_tangentFactor

f32 Field::ObjectCow::m_tangentFactor
protected

Definition at line 38 of file ObjectCow.hh.

◆ m_targetDir

EGG::Vector3f Field::ObjectCow::m_targetDir
protected

Definition at line 41 of file ObjectCow.hh.

◆ m_up

EGG::Vector3f Field::ObjectCow::m_up
protected

Definition at line 35 of file ObjectCow.hh.

◆ m_upForce

EGG::Vector3f Field::ObjectCow::m_upForce
protected

Used by calcPos to counteract gravity.

Definition at line 42 of file ObjectCow.hh.

◆ m_velocity

EGG::Vector3f Field::ObjectCow::m_velocity
protected

Definition at line 36 of file ObjectCow.hh.

◆ m_xzSpeed

f32 Field::ObjectCow::m_xzSpeed
protected

XZ plane length of m_velocity.

Definition at line 37 of file ObjectCow.hh.