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Box2D
2.2.1
A 2D Physics Engine for Games
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A circle shape. More...
#include <b2CircleShape.h>
Public Member Functions | |
b2Shape * | Clone (b2BlockAllocator *allocator) const |
Implement b2Shape. | |
int32 | GetChildCount () const |
bool | TestPoint (const b2Transform &transform, const b2Vec2 &p) const |
Implement b2Shape. | |
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 |
int32 | GetSupport (const b2Vec2 &d) const |
Get the supporting vertex index in the given direction. | |
const b2Vec2 & | GetSupportVertex (const b2Vec2 &d) const |
Get the supporting vertex in the given direction. | |
int32 | GetVertexCount () const |
Get the vertex count. | |
const b2Vec2 & | GetVertex (int32 index) const |
Get a vertex by index. Used by b2Distance. | |
Public Attributes | |
b2Vec2 | m_p |
Position. |
A circle shape.
void b2CircleShape::ComputeAABB | ( | b2AABB * | aabb, |
const b2Transform & | transform, | ||
int32 | childIndex | ||
) | const [virtual] |
Implements b2Shape.
void b2CircleShape::ComputeMass | ( | b2MassData * | massData, |
float32 | density | ||
) | const [virtual] |
Implements b2Shape.
int32 b2CircleShape::GetChildCount | ( | ) | const [virtual] |
Implements b2Shape.