gf::Penetration Struct Reference

Data about the collision between two objects. More...

#include <gf/Collision.h>

Public Attributes
Vector2f	normal
	Collision normal. More...
float	depth
	Penetration depth. More...

Related Functions
(Note that these are not member functions.)
GF_CORE_API bool	collides (const CircF &lhs, const Transform &lhsTrans, const CircF &rhs, const Transform &rhsTrans, Penetration &p)
	Check if two circles collides. More...
GF_CORE_API bool	collides (const CircF &lhs, const CircF &rhs, Penetration &p)
	Check if two circles collides. More...
GF_CORE_API bool	collides (const RectF &lhs, const CircF &rhs, Penetration &p)
	Check if a rectangle collides with a circle. More...
GF_CORE_API bool	collides (const CircF &lhs, const RectF &rhs, Penetration &p)
	Check if a circle collides with a rectangle. More...
GF_CORE_API bool	collides (const RectF &lhs, const RectF &rhs, Penetration &p)
	Check if two rectangles collides. More...
GF_CORE_API bool	collides (const CircF &lhs, const Transform &lhsTrans, const Polygon &rhs, const Transform &rhsTrans, Penetration &p)
	Check if a circle collides with a polygon. More...
GF_CORE_API bool	collides (const CircF &lhs, const Polygon &rhs, Penetration &p)
	Check if a circle collides with a polygon. More...
GF_CORE_API bool	collides (const Polygon &lhs, const Transform &lhsTrans, const CircF &rhs, const Transform &rhsTrans, Penetration &p)
	Check if a polygon collides with a circle. More...
GF_CORE_API bool	collides (const Polygon &lhs, const CircF &rhs, Penetration &p)
	Check if a polygon collides with a circle. More...
GF_CORE_API bool	collides (const Polygon &lhs, const Transform &lhsTrans, const Polygon &rhs, const Transform &rhsTrans, Penetration &p)
	Check if two polygons collides. More...
GF_CORE_API bool	collides (const Polygon &lhs, const Polygon &rhs, Penetration &p)
	Check if two polygons collides. More...

Detailed Description

Data about the collision between two objects.

See also

How to Create a Custom Physics Engine

Friends And Related Function Documentation

collides() [1/11]

GF_CORE_API bool collides ( const CircF &  lhs, const Transform &  lhsTrans, const CircF &  rhs, const Transform &  rhsTrans, Penetration &  p  )

related

Check if two circles collides.

Parameters

lhs	First circle
lhsTrans	Transformation of the first circle
rhs	Second circle
rhsTrans	Transformation of the second circle
p	Data to fill if there is a collision

Returns

True if there is a collision

collides() [2/11]

GF_CORE_API bool collides ( const CircF &  lhs, const CircF &  rhs, Penetration &  p  )

related

Check if two circles collides.

Parameters

lhs	First circle
rhs	Second circle
p	Data to fill if there is a collision

Returns

True if there is a collision

collides() [3/11]

GF_CORE_API bool collides ( const RectF &  lhs, const CircF &  rhs, Penetration &  p  )

related

Check if a rectangle collides with a circle.

Parameters

lhs	The rectangle
rhs	The circle
p	Data to fill if there is a collision

Returns

True if there is a collision

collides() [4/11]

GF_CORE_API bool collides ( const CircF &  lhs, const RectF &  rhs, Penetration &  p  )

related

Check if a circle collides with a rectangle.

Parameters

lhs	The circle
rhs	The rectangle
p	Data to fill if there is a collision

Returns

True if there is a collision

collides() [5/11]

GF_CORE_API bool collides ( const RectF &  lhs, const RectF &  rhs, Penetration &  p  )

related

Check if two rectangles collides.

Parameters

lhs	First rectangle
rhs	Second rectangle
p	Data to fill if there is a collision

Returns

True if there is a collision

collides() [6/11]

GF_CORE_API bool collides ( const CircF &  lhs, const Transform &  lhsTrans, const Polygon &  rhs, const Transform &  rhsTrans, Penetration &  p  )

related

Check if a circle collides with a polygon.

Parameters

lhs	The circle
lhsTrans	Transformation of the circle
rhs	The polygon
rhsTrans	Transformation of the polygon
p	Data to fill if there is a collision

Returns

True if there is a collision

collides() [7/11]

GF_CORE_API bool collides ( const CircF &  lhs, const Polygon &  rhs, Penetration &  p  )

related

Check if a circle collides with a polygon.

Parameters

lhs	The circle
rhs	The polygon
p	Data to fill if there is a collision

Returns

True if there is a collision

collides() [8/11]

GF_CORE_API bool collides ( const Polygon &  lhs, const Transform &  lhsTrans, const CircF &  rhs, const Transform &  rhsTrans, Penetration &  p  )

related

Check if a polygon collides with a circle.

Parameters

lhs	The polygon
lhsTrans	Transformation of the polygon
rhs	The circle
rhsTrans	Transformation of the circle
p	Data to fill if there is a collision

Returns

True if there is a collision

collides() [9/11]

GF_CORE_API bool collides ( const Polygon &  lhs, const CircF &  rhs, Penetration &  p  )

related

Check if a polygon collides with a circle.

Parameters

lhs	The polygon
rhs	The circle
p	Data to fill if there is a collision

Returns

True if there is a collision

collides() [10/11]

GF_CORE_API bool collides ( const Polygon &  lhs, const Transform &  lhsTrans, const Polygon &  rhs, const Transform &  rhsTrans, Penetration &  p  )

related

Check if two polygons collides.

Parameters

lhs	First polygon
lhsTrans	Transformation of the first polygon
rhs	Second polygon
rhsTrans	Transformation of the second polygon
p	Data to fill if there is a collision

Returns

True if there is a collision

collides() [11/11]

GF_CORE_API bool collides ( const Polygon &  lhs, const Polygon &  rhs, Penetration &  p  )

related

Check if two polygons collides.

Parameters

lhs	First polygon
rhs	Second polygon
p	Data to fill if there is a collision

Returns

True if there is a collision

Member Data Documentation

depth

float gf::Penetration::depth

Penetration depth.

normal

Vector2f gf::Penetration::normal

Collision normal.