Box2D  2.3.0
A 2D Physics Engine for Games
Public Member Functions | Public Attributes | List of all members
b2EdgeShape Class Reference

#include <b2EdgeShape.h>

Inheritance diagram for b2EdgeShape:
b2Shape

Public Member Functions

void Set (const b2Vec2 &v1, const b2Vec2 &v2)
 Set this as an isolated edge.
 
b2ShapeClone (b2BlockAllocator *allocator) const
 Implement b2Shape.
 
int32 GetChildCount () const
 
bool TestPoint (const b2Transform &transform, const b2Vec2 &p) const
 
bool RayCast (b2RayCastOutput *output, const b2RayCastInput &input, const b2Transform &transform, int32 childIndex) const
 Implement b2Shape.
 
void ComputeAABB (b2AABB *aabb, const b2Transform &transform, int32 childIndex) const
 
void ComputeMass (b2MassData *massData, float32 density) const
 
- Public Member Functions inherited from b2Shape
Type GetType () const
 

Public Attributes

b2Vec2 m_vertex1
 These are the edge vertices.
 
b2Vec2 m_vertex2
 
b2Vec2 m_vertex0
 Optional adjacent vertices. These are used for smooth collision.
 
b2Vec2 m_vertex3
 
bool m_hasVertex0
 
bool m_hasVertex3
 
- Public Attributes inherited from b2Shape
Type m_type
 
float32 m_radius
 

Additional Inherited Members

- Public Types inherited from b2Shape
enum  Type {
  e_circle = 0, e_edge = 1, e_polygon = 2, e_chain = 3,
  e_typeCount = 4
}
 

Detailed Description

A line segment (edge) shape. These can be connected in chains or loops to other edge shapes. The connectivity information is used to ensure correct contact normals.

Member Function Documentation

◆ ComputeAABB()

void b2EdgeShape::ComputeAABB ( b2AABB aabb,
const b2Transform transform,
int32  childIndex 
) const
virtual
See also
b2Shape::ComputeAABB

Implements b2Shape.

◆ ComputeMass()

void b2EdgeShape::ComputeMass ( b2MassData massData,
float32  density 
) const
virtual
See also
b2Shape::ComputeMass

Implements b2Shape.

◆ GetChildCount()

int32 b2EdgeShape::GetChildCount ( ) const
virtual
See also
b2Shape::GetChildCount

Implements b2Shape.

◆ TestPoint()

bool b2EdgeShape::TestPoint ( const b2Transform transform,
const b2Vec2 p 
) const
virtual
See also
b2Shape::TestPoint

Implements b2Shape.


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