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Box2D
2.3.0
A 2D Physics Engine for Games
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19 #ifndef B2_CIRCLE_SHAPE_H
20 #define B2_CIRCLE_SHAPE_H
22 #include <Box2D/Collision/Shapes/b2Shape.h>
41 const b2Transform& transform, int32 childIndex)
const;
65 inline b2CircleShape::b2CircleShape()
A 2D column vector.
Definition: b2Math.h:54
b2Shape * Clone(b2BlockAllocator *allocator) const
Implement b2Shape.
Definition: b2CircleShape.cpp:22
bool RayCast(b2RayCastOutput *output, const b2RayCastInput &input, const b2Transform &transform, int32 childIndex) const
Implement b2Shape.
Definition: b2CircleShape.cpp:46
bool TestPoint(const b2Transform &transform, const b2Vec2 &p) const
Implement b2Shape.
Definition: b2CircleShape.cpp:35
void ComputeAABB(b2AABB *aabb, const b2Transform &transform, int32 childIndex) const
Definition: b2CircleShape.cpp:83
An axis aligned bounding box.
Definition: b2Collision.h:163
const b2Vec2 & GetVertex(int32 index) const
Get a vertex by index. Used by b2Distance.
Definition: b2CircleShape.h:84
b2Vec2 m_p
Position.
Definition: b2CircleShape.h:62
int32 GetVertexCount() const
Get the vertex count.
Definition: b2CircleShape.h:56
Definition: b2BlockAllocator.h:36
int32 GetSupport(const b2Vec2 &d) const
Get the supporting vertex index in the given direction.
Definition: b2CircleShape.h:72
const b2Vec2 & GetSupportVertex(const b2Vec2 &d) const
Get the supporting vertex in the given direction.
Definition: b2CircleShape.h:78
This holds the mass data computed for a shape.
Definition: b2Shape.h:28
void SetZero()
Set this vector to all zeros.
Definition: b2Math.h:62
Definition: b2Collision.h:156
void ComputeMass(b2MassData *massData, float32 density) const
Definition: b2CircleShape.cpp:92
int32 GetChildCount() const
Definition: b2CircleShape.cpp:30
A circle shape.
Definition: b2CircleShape.h:26