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Public Member Functions | Static Public Member Functions | Protected Member Functions | List of all members
PhysicsShapePolygon Class Reference

A polygon shape. More...

#include <CCPhysicsShape.h>

Inheritance diagram for PhysicsShapePolygon:
PhysicsShape Ref PhysicsShapeBox

Public Member Functions

float calculateDefaultMoment () override
 Calculate the default moment value. More...
 
Vec2 getPoint (int i) const
void getPoints (Vec2 *outPoints) const
int getPointsCount () const
virtual Vec2 getCenter () override
 Get center of this shape. More...
 
- Public Member Functions inherited from PhysicsShape
PhysicsBody * getBody () const
 Get the body that this shape attaches. More...
 
Type getType () const
 Return the type of this shape. More...
 
float getArea () const
 return the area of this shape More...
 
float getMoment () const
 get moment More...
 
void setMoment (float moment)
 Set moment, it will change the body's moment this shape attaches. More...
 
void setTag (int tag)
int getTag () const
float getMass () const
 get mass More...
 
void setMass (float mass)
 Set mass, it will change the body's mass this shape attaches. More...
 
float getDensity () const
void setDensity (float density)
float getRestitution () const
void setRestitution (float restitution)
float getFriction () const
void setFriction (float friction)
const PhysicsMaterial & getMaterial () const
local getMaterial ()
void setMaterial (const PhysicsMaterial &material)
virtual Vec2 getOffset ()
 Get offset. More...
 
bool containsPoint (const Vec2 &point) const
 Test point is in shape or not. More...
 
void setCategoryBitmask (int bitmask)
 A mask that defines which categories this physics body belongs to. More...
 
int getCategoryBitmask () const
void setContactTestBitmask (int bitmask)
 A mask that defines which categories of bodies cause intersection notifications with this physics body. More...
 
int getContactTestBitmask () const
void setCollisionBitmask (int bitmask)
 A mask that defines which categories of physics bodies can collide with this physics body. More...
 
int getCollisionBitmask () const
void setGroup (int group)
int getGroup ()
- Public Member Functions inherited from Ref
void retain ()
 Retains the ownership. More...
 
void release ()
 Releases the ownership immediately. More...
 
Ref * autorelease ()
 Releases the ownership sometime soon automatically. More...
 
unsigned int getReferenceCount () const
 Returns the Ref's current reference count. More...
 
virtual ~Ref ()

Static Public Member Functions

static PhysicsShapePolygon * create (const Vec2 *points, int count, const PhysicsMaterial &material=PHYSICSSHAPE_MATERIAL_DEFAULT, const Vec2 &offset=Vec2::ZERO)
local create ( local points, local count, local PHYSICSSHAPE_MATERIAL_DEFAULT, local ZERO)
static float calculateArea (const Vec2 *points, int count)
static float calculateMoment (float mass, const Vec2 *points, int count, const Vec2 &offset=Vec2::ZERO)
local calculateMoment ( local mass, local points, local count, local ZERO)
- Static Public Member Functions inherited from PhysicsShape
static void recenterPoints (Vec2 *points, int count, const Vec2 &center=Vec2::ZERO)
 move the points to the center More...
 
local recenterPoints ( local points, local count, local ZERO)
 move the points to the center More...
 
static Vec2 getPolyonCenter (const Vec2 *points, int count)
 get center of the polyon points More...
 

Protected Member Functions

bool init (const Vec2 *points, int count, const PhysicsMaterial &material=PHYSICSSHAPE_MATERIAL_DEFAULT, const Vec2 &offset=Vec2::ZERO)
var init ( var points, var count, var PHYSICSSHAPE_MATERIAL_DEFAULT, var ZERO)
local init ( local points, local count, local PHYSICSSHAPE_MATERIAL_DEFAULT, local ZERO)
float calculateArea () override
 calculate the area of this shape More...
 
virtual void update (float delta) override
var update ( var delta)
local update ( local delta)
 PhysicsShapePolygon ()
virtual ~PhysicsShapePolygon ()
- Protected Member Functions inherited from PhysicsShape
bool init (Type type)
PhysicsBodyInfo * bodyInfo () const
 PhysicsShape is PhysicsBody's friend class, but all the subclasses isn't. More...
 
local bodyInfo ()
 PhysicsShape is PhysicsBody's friend class, but all the subclasses isn't. More...
 
void setBody (PhysicsBody *body)
virtual void setScale (float scale)
local setScale ( local scale)
virtual void setScale (float scaleX, float scaleY)
local setScale ( local scaleX, local scaleY)
virtual void setScaleX (float scaleX)
virtual void setScaleY (float scaleY)
local setScaleY ( local scaleY)
 PhysicsShape ()
virtual ~PhysicsShape ()=0
- Protected Member Functions inherited from Ref
 Ref ()
 Constructor. More...
 
 Ref ()
 Constructor. More...
 

Additional Inherited Members

- Public Types inherited from PhysicsShape
enum  Type {
  UNKNOWN, CIRCLE, BOX, POLYGEN,
  EDGESEGMENT, EDGEBOX, EDGEPOLYGEN, EDGECHAIN
}
 
- Protected Attributes inherited from PhysicsShape
PhysicsBody * _body
PhysicsShapeInfo * _info
Type _type
float _area
float _mass
float _moment
float _scaleX
float _scaleY
float _newScaleX
float _newScaleY
bool _dirty
PhysicsMaterial _material
int _tag
int _categoryBitmask
int _collisionBitmask
int _contactTestBitmask
int _group
- Protected Attributes inherited from Ref
unsigned int _referenceCount
 count of references More...
 
var _referenceCount
 count of references More...
 
local _referenceCount
 count of references More...
 

Detailed Description

A polygon shape.

Constructor & Destructor Documentation

PhysicsShapePolygon ( )
protected
var PhysicsShapePolygon ( )
protected
local PhysicsShapePolygon ( )
protected
virtual ~PhysicsShapePolygon ( )
protectedvirtual
var ~PhysicsShapePolygon ( )
protectedvirtual
local ~PhysicsShapePolygon ( )
protectedvirtual

Member Function Documentation

static float calculateArea ( const Vec2 *  points,
int  count 
)
static
var calculateArea ( var  points,
var  count 
)
static
local calculateArea ( local  points,
local  count 
)
static
float calculateArea ( )
overrideprotectedvirtual

calculate the area of this shape

Reimplemented from PhysicsShape.

var calculateArea ( )
overrideprotectedvirtual

calculate the area of this shape

Reimplemented from PhysicsShape.

local calculateArea ( )
overrideprotectedvirtual

calculate the area of this shape

Reimplemented from PhysicsShape.

float calculateDefaultMoment ( )
overridevirtual

Calculate the default moment value.

Reimplemented from PhysicsShape.

var calculateDefaultMoment ( )
overridevirtual

Calculate the default moment value.

Reimplemented from PhysicsShape.

local calculateDefaultMoment ( )
overridevirtual

Calculate the default moment value.

Reimplemented from PhysicsShape.

static float calculateMoment ( float  mass,
const Vec2 *  points,
int  count,
const Vec2 &  offset = Vec2::ZERO 
)
static
var calculateMoment ( var  mass,
var  points,
var  count,
var  offset = Vec2::ZERO 
)
static
local calculateMoment ( local  mass,
local  points,
local  count,
local  offset = Vec2::ZERO 
)
static
static PhysicsShapePolygon* create ( const Vec2 *  points,
int  count,
const PhysicsMaterial &  material = PHYSICSSHAPE_MATERIAL_DEFAULT,
const Vec2 &  offset = Vec2::ZERO 
)
static
var create ( var  points,
var  count,
var  material = PHYSICSSHAPE_MATERIAL_DEFAULT,
var  offset = Vec2::ZERO 
)
static
local create ( local  points,
local  count,
local  material = PHYSICSSHAPE_MATERIAL_DEFAULT,
local  offset = Vec2::ZERO 
)
static
virtual Vec2 getCenter ( )
overridevirtual

Get center of this shape.

Reimplemented from PhysicsShape.

var getCenter ( )
overridevirtual

Get center of this shape.

Reimplemented from PhysicsShape.

local getCenter ( )
overridevirtual

Get center of this shape.

Reimplemented from PhysicsShape.

Vec2 getPoint ( int  i) const
var getPoint ( var  i)
local getPoint ( local  i)
void getPoints ( Vec2 *  outPoints) const
var getPoints ( var  outPoints)
local getPoints ( local  outPoints)
int getPointsCount ( ) const
var getPointsCount ( )
local getPointsCount ( )
bool init ( const Vec2 *  points,
int  count,
const PhysicsMaterial &  material = PHYSICSSHAPE_MATERIAL_DEFAULT,
const Vec2 &  offset = Vec2::ZERO 
)
protected
var init ( var  points,
var  count,
var  material = PHYSICSSHAPE_MATERIAL_DEFAULT,
var  offset = Vec2::ZERO 
)
protected
local init ( local  points,
local  count,
local  material = PHYSICSSHAPE_MATERIAL_DEFAULT,
local  offset = Vec2::ZERO 
)
protected
virtual void update ( float  delta)
overrideprotectedvirtual

Reimplemented from PhysicsShape.

var update ( var  delta)
overrideprotectedvirtual

Reimplemented from PhysicsShape.

local update ( local  delta)
overrideprotectedvirtual

Reimplemented from PhysicsShape.

The documentation for this class was generated from the following file: