lib-server.Intersection.Intersection Class Reference

Helper class to determine the intersections of a ray with the objects in a scene. More...

Inheritance diagram for lib-server.Intersection.Intersection:

Public Member Functions
def	__init__
	Default constructor. More...
def	my_constructor
	Custom constructor. More...
def	evaluate
	Evaluated every frame. More...
def	set_pick_length
	Sets the pick_length attribute. More...
def	set_pick_direction
	Sets the pick_direction attribute. More...
def	dot
	Dot prodcut between two vectors. More...
def	cross
	Cross prodcut between two vectors. More...
def	activate
	Activate the intersection procedure. More...
def	deactivate
	Deactivate the intersection procedure. More...

Public Attributes
	SCENEGRAPH
	Reference to the scenegraph. More...
	ray
	The spatial ray to be analyzed. More...
	picking_options
	Picking options for the intersection process. More...
	picking_mask
	Picking mask of the intersection process. More...
	pick_length
	Length of the ray in meters. More...
	pick_direction
	Direction of the ray. More...

Static Public Attributes
tuple	sf_pick_mat = avango.gua.SFMatrix4()
	Starting matrix of the ray to be analyzed. More...
tuple	mf_pick_result = avango.gua.MFPickResult()
	Intersections of the ray with the objects in the scene. More...
	activated = True
	Indicates if the intersection computation is activated or not. More...

Detailed Description

Helper class to determine the intersections of a ray with the objects in a scene.

Constructor & Destructor Documentation

def lib-server.Intersection.Intersection.__init__

(

self

)

Default constructor.

Member Function Documentation

def lib-server.Intersection.Intersection.activate

(

self

)

Activate the intersection procedure.

def lib-server.Intersection.Intersection.cross	(		self,
			VEC1,
			VEC2
	)

Cross prodcut between two vectors.

Parameters

VEC1	Left vector.
VEC2	Right vector.

def lib-server.Intersection.Intersection.deactivate

(

self

)

Deactivate the intersection procedure.

def lib-server.Intersection.Intersection.dot	(		self,
			VEC1,
			VEC2
	)

Dot prodcut between two vectors.

Parameters

VEC1	Left vector.
VEC2	Right vector.

def lib-server.Intersection.Intersection.evaluate

(

self

)

Evaluated every frame.

def lib-server.Intersection.Intersection.my_constructor	(		self,
			SCENEGRAPH,
			SF_MAT,
			PICK_LENGTH,
			PICK_DIRECTION
	)

Custom constructor.

Parameters

SCENEGRAPH	The scenegraph where to look for intersections of the ray.
SF_MAT	Starting matrix of the ray.
PICK_LENGTH	Length of the ray in meters.
PICK_DIRECTION	Direction of the ray.

def lib-server.Intersection.Intersection.set_pick_direction	(		self,
			PICK_DIRECTION
	)

Sets the pick_direction attribute.

Parameters

PICK_DIRECTION

New pick direction.

def lib-server.Intersection.Intersection.set_pick_length	(		self,
			PICK_LENGTH
	)

Sets the pick_length attribute.

Parameters

PICK_LENGTH

New pick length.

Member Data Documentation

lib-server.Intersection.Intersection.activated = True

static

Indicates if the intersection computation is activated or not.

In the last case, nothing will be written in mf_pick_result.

lib-server.Intersection.Intersection.mf_pick_result = avango.gua.MFPickResult()

static

Intersections of the ray with the objects in the scene.

lib-server.Intersection.Intersection.pick_direction

Direction of the ray.

lib-server.Intersection.Intersection.pick_length

Length of the ray in meters.

lib-server.Intersection.Intersection.picking_mask

Picking mask of the intersection process.

lib-server.Intersection.Intersection.picking_options

Picking options for the intersection process.

lib-server.Intersection.Intersection.ray

The spatial ray to be analyzed.

lib-server.Intersection.Intersection.SCENEGRAPH

Reference to the scenegraph.

lib-server.Intersection.Intersection.sf_pick_mat = avango.gua.SFMatrix4()

static

Starting matrix of the ray to be analyzed.

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

• lib-server/Intersection.py