sofa::component::collision::TriangleModel Class Reference

#include <TriangleModel.h>

Inheritance diagram for sofa::component::collision::TriangleModel:

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Collaboration diagram for sofa::component::collision::TriangleModel:

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Data Structures
struct	TriangleInfo
Public Types
enum	TriangleFlag {   FLAG_P1 = 1<<0, FLAG_P2 = 1<<1, FLAG_P3 = 1<<2, FLAG_E12 = 1<<3,   FLAG_E23 = 1<<4, FLAG_E31 = 1<<5, FLAG_POINTS = FLAG_P1|FLAG_P2|FLAG_P3, FLAG_EDGES = FLAG_E12|FLAG_E23|FLAG_E31 }
typedef Vec3Types	InDataTypes
typedef Vec3Types	DataTypes
typedef DataTypes::VecCoord	VecCoord
typedef DataTypes::VecDeriv	VecDeriv
typedef DataTypes::Coord	Coord
typedef DataTypes::Deriv	Deriv
typedef Triangle	Element
Public Member Functions
	TriangleModel ()
virtual void	init ()
	Initialization method called at graph modification, during bottom-up traversal.
virtual void	resize (int size)
	Set the number of elements.
virtual void	computeBoundingTree (int maxDepth=0)
	Create or update the bounding volume hierarchy.
virtual void	computeContinuousBoundingTree (double dt, int maxDepth=0)
	Create or update the bounding volume hierarchy, accounting for motions within the given timestep.
void	draw (int index)
	Render an collision element.
void	draw ()
	Render the whole collision model.
virtual void	handleTopologyChange ()
	Handle topological Changes.
core::componentmodel::behavior::MechanicalState < Vec3Types > *	getMechanicalState ()
void	buildOctree ()
Protected Member Functions
virtual void	updateFromTopology ()
virtual void	updateFlags (int ntri=-1)
virtual void	updateNormals ()
Protected Attributes
sofa::helper::vector < TriangleInfo >	elems
const sofa::core::componentmodel::topology::BaseMeshTopology::SeqTriangles *	triangles
sofa::core::componentmodel::topology::BaseMeshTopology::SeqTriangles	mytriangles
bool	needsUpdate
core::componentmodel::behavior::MechanicalState < Vec3Types > *	mstate
Data< bool >	computeNormals
int	meshRevision
sofa::core::componentmodel::topology::BaseMeshTopology *	_topology
Friends
class	Triangle

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Detailed Description

Definition at line 76 of file TriangleModel.h.

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Member Typedef Documentation

typedef DataTypes::Coord sofa::component::collision::TriangleModel::Coord

Definition at line 83 of file TriangleModel.h.

typedef Vec3Types sofa::component::collision::TriangleModel::DataTypes

Definition at line 80 of file TriangleModel.h.

typedef DataTypes::Deriv sofa::component::collision::TriangleModel::Deriv

Definition at line 84 of file TriangleModel.h.

typedef Triangle sofa::component::collision::TriangleModel::Element

Definition at line 85 of file TriangleModel.h.

typedef Vec3Types sofa::component::collision::TriangleModel::InDataTypes

Definition at line 79 of file TriangleModel.h.

typedef DataTypes::VecCoord sofa::component::collision::TriangleModel::VecCoord

Definition at line 81 of file TriangleModel.h.

typedef DataTypes::VecDeriv sofa::component::collision::TriangleModel::VecDeriv

Definition at line 82 of file TriangleModel.h.

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Member Enumeration Documentation

enum sofa::component::collision::TriangleModel::TriangleFlag

Enumerator:

FLAG_P1	Point 1 is attached to this triangle.
FLAG_P2	Point 2 is attached to this triangle.
FLAG_P3	Point 3 is attached to this triangle.
FLAG_E12	Edge 1-2 is attached to this triangle.
FLAG_E23	Edge 2-3 is attached to this triangle.
FLAG_E31	Edge 3-1 is attached to this triangle.
FLAG_POINTS
FLAG_EDGES

Definition at line 88 of file TriangleModel.h.

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Constructor & Destructor Documentation

sofa::component::collision::TriangleModel::TriangleModel

(

)

Definition at line 63 of file TriangleModel.cpp.

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Member Function Documentation

void sofa::component::collision::TriangleModel::buildOctree

(

)

Reimplemented in sofa::component::collision::TriangleOctreeModel.

Definition at line 659 of file TriangleModel.cpp.

void sofa::component::collision::TriangleModel::computeBoundingTree

(

int

maxDepth = 0

)

[virtual]

Create or update the bounding volume hierarchy.

Implements sofa::core::CollisionModel.

Reimplemented in sofa::component::collision::TriangleOctreeModel.

Definition at line 508 of file TriangleModel.cpp.

References sofa::core::CollisionModel::begin(), sofa::component::collision::CubeModel::computeBoundingTree(), computeNormals, cross(), sofa::core::CollisionModel::empty(), sofa::core::CollisionModel::end(), sofa::core::objectmodel::Data< T >::getValue(), sofa::core::CollisionModel::isMoving(), mstate, sofa::component::collision::Triangle::n(), needsUpdate, sofa::component::collision::Triangle::p1Index(), sofa::component::collision::Triangle::p2Index(), sofa::component::collision::Triangle::p3Index(), sofa::component::collision::CubeModel::resize(), sofa::component::collision::CubeModel::setLeafCube(), sofa::component::collision::CubeModel::setParentOf(), sofa::core::CollisionModel::size, and updateFromTopology().

Referenced by sofa::component::collision::CarvingManager::doCarve().

void sofa::component::collision::TriangleModel::computeContinuousBoundingTree	(	double	,
		int	maxDepth = 0
	)			[virtual]

Create or update the bounding volume hierarchy, accounting for motions within the given timestep.

Default to computeBoundingTree().

Reimplemented from sofa::core::CollisionModel.

Reimplemented in sofa::component::collision::TriangleOctreeModel.

Definition at line 609 of file TriangleModel.cpp.

References sofa::component::collision::CubeModel::computeBoundingTree(), cross(), sofa::core::CollisionModel::empty(), sofa::core::CollisionModel::isMoving(), sofa::component::collision::Triangle::n(), needsUpdate, sofa::component::collision::Triangle::p1(), sofa::component::collision::Triangle::p2(), sofa::component::collision::Triangle::p3(), sofa::component::collision::CubeModel::resize(), sofa::component::collision::CubeModel::setParentOf(), sofa::core::CollisionModel::size, updateFromTopology(), sofa::component::collision::Triangle::v1(), sofa::component::collision::Triangle::v2(), and sofa::component::collision::Triangle::v3().

Referenced by sofa::component::collision::CarvingManager::doCarve().

void sofa::component::collision::TriangleModel::draw

(

)

[virtual]

Render the whole collision model.

Reimplemented from sofa::core::CollisionModel.

Reimplemented in sofa::component::collision::TriangleOctreeModel.

Definition at line 476 of file TriangleModel.cpp.

References sofa::core::CollisionModel::draw(), sofa::core::CollisionModel::getColor4f(), sofa::core::objectmodel::BaseObject::getContext(), sofa::core::CollisionModel::getPrevious(), and sofa::core::CollisionModel::size.

void sofa::component::collision::TriangleModel::draw

(

int

)

[virtual]

Render an collision element.

Reimplemented from sofa::core::CollisionModel.

Definition at line 465 of file TriangleModel.cpp.

References sofa::helper::gl::glNormalT(), sofa::helper::gl::glVertexT(), sofa::component::collision::Triangle::n(), sofa::component::collision::Triangle::p1(), sofa::component::collision::Triangle::p2(), and sofa::component::collision::Triangle::p3().

core::componentmodel::behavior::MechanicalState<Vec3Types>* sofa::component::collision::TriangleModel::getMechanicalState

(

)

[inline]

Definition at line 143 of file TriangleModel.h.

References mstate.

void sofa::component::collision::TriangleModel::handleTopologyChange

(

)

[virtual]

Handle topological Changes.

Reimplemented from sofa::core::objectmodel::BaseObject.

Definition at line 222 of file TriangleModel.cpp.

References _topology, elems, sofa::core::componentmodel::topology::ENDING_EVENT, sofa::core::componentmodel::topology::BaseMeshTopology::firstChange(), sofa::core::objectmodel::BaseContext::get(), sofa::core::objectmodel::BaseObject::getContext(), sofa::component::topology::TrianglesAdded::getNbAddedTriangles(), sofa::core::componentmodel::topology::Topology::getNbPoints(), sofa::core::componentmodel::topology::BaseMeshTopology::getNbTriangles(), sofa::core::componentmodel::topology::BaseMeshTopology::getTriangleVertexShell(), sofa::core::componentmodel::topology::BaseMeshTopology::lastChange(), mytriangles, needsUpdate, sofa::core::componentmodel::topology::POINTSREMOVED, sofa::core::componentmodel::topology::POINTSRENUMBERING, resize(), sofa::component::topology::TrianglesAdded::triangleArray, triangles, sofa::core::componentmodel::topology::TRIANGLESADDED, sofa::core::componentmodel::topology::TRIANGLESREMOVED, updateFlags(), and updateNormals().

void sofa::component::collision::TriangleModel::init

(

void

)

[virtual]

Initialization method called at graph modification, during bottom-up traversal.

Reimplemented from sofa::core::objectmodel::BaseObject.

Definition at line 77 of file TriangleModel.cpp.

References _topology, sofa::core::objectmodel::BaseObject::getContext(), sofa::core::objectmodel::BaseContext::getMechanicalState(), sofa::core::objectmodel::BaseContext::getMeshTopology(), sofa::core::componentmodel::topology::BaseMeshTopology::getNbTriangles(), sofa::core::componentmodel::topology::BaseMeshTopology::getTriangles(), mstate, resize(), triangles, updateFromTopology(), and updateNormals().

Referenced by sofa::filemanager::pml::PMLStiffSpringForceField::createCollisionModel(), sofa::filemanager::pml::PMLRigidBody::createCollisionModel(), and sofa::filemanager::pml::PMLFemForceField::createCollisionModel().

void sofa::component::collision::TriangleModel::resize

(

int

s

)

[virtual]

Set the number of elements.

Reimplemented from sofa::core::CollisionModel.

Definition at line 71 of file TriangleModel.cpp.

References elems.

Referenced by handleTopologyChange(), init(), and updateFromTopology().

void sofa::component::collision::TriangleModel::updateFlags

(

int

ntri = -1

)

[protected, virtual]

Definition at line 180 of file TriangleModel.cpp.

References elems, FLAG_E12, FLAG_E23, FLAG_E31, FLAG_P1, FLAG_P2, FLAG_P3, mstate, and triangles.

Referenced by handleTopologyChange(), and updateFromTopology().

void sofa::component::collision::TriangleModel::updateFromTopology

(

)

[protected, virtual]

Definition at line 117 of file TriangleModel.cpp.

References _topology, sofa::core::componentmodel::topology::BaseMeshTopology::getNbQuads(), sofa::core::componentmodel::topology::BaseMeshTopology::getNbTriangles(), sofa::core::componentmodel::topology::BaseMeshTopology::getQuad(), sofa::core::componentmodel::topology::BaseMeshTopology::getRevision(), sofa::core::componentmodel::topology::BaseMeshTopology::getTriangle(), sofa::core::componentmodel::topology::BaseMeshTopology::getTriangles(), meshRevision, mstate, mytriangles, needsUpdate, resize(), sofa::core::CollisionModel::size, triangles, and updateFlags().

Referenced by sofa::component::collision::TriangleOctreeModel::computeBoundingTree(), computeBoundingTree(), computeContinuousBoundingTree(), and init().

void sofa::component::collision::TriangleModel::updateNormals

(

)

[protected, virtual]

Definition at line 103 of file TriangleModel.cpp.

References cross(), sofa::component::collision::Triangle::n(), sofa::component::collision::Triangle::p1(), sofa::component::collision::Triangle::p2(), sofa::component::collision::Triangle::p3(), and sofa::core::CollisionModel::size.

Referenced by handleTopologyChange(), and init().

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Friends And Related Function Documentation

friend class Triangle [friend]

Definition at line 86 of file TriangleModel.h.

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Field Documentation

sofa::core::componentmodel::topology::BaseMeshTopology* sofa::component::collision::TriangleModel::_topology [protected]

Definition at line 121 of file TriangleModel.h.

Referenced by handleTopologyChange(), init(), and updateFromTopology().

Data<bool> sofa::component::collision::TriangleModel::computeNormals [protected]

Definition at line 118 of file TriangleModel.h.

Referenced by computeBoundingTree().

sofa::helper::vector<TriangleInfo> sofa::component::collision::TriangleModel::elems [protected]

Definition at line 107 of file TriangleModel.h.

Referenced by sofa::component::collision::TriangleOctreeModel::buildOctree(), handleTopologyChange(), resize(), and updateFlags().

int sofa::component::collision::TriangleModel::meshRevision [protected]

Definition at line 119 of file TriangleModel.h.

Referenced by updateFromTopology().

core::componentmodel::behavior::MechanicalState<Vec3Types>* sofa::component::collision::TriangleModel::mstate [protected]

Definition at line 117 of file TriangleModel.h.

Referenced by sofa::component::collision::TriangleOctreeModel::computeBoundingTree(), computeBoundingTree(), getMechanicalState(), init(), updateFlags(), and updateFromTopology().

sofa::core::componentmodel::topology::BaseMeshTopology::SeqTriangles sofa::component::collision::TriangleModel::mytriangles [protected]

Definition at line 110 of file TriangleModel.h.

Referenced by handleTopologyChange(), and updateFromTopology().

bool sofa::component::collision::TriangleModel::needsUpdate [protected]

Definition at line 112 of file TriangleModel.h.

Referenced by computeBoundingTree(), computeContinuousBoundingTree(), handleTopologyChange(), and updateFromTopology().

const sofa::core::componentmodel::topology::BaseMeshTopology::SeqTriangles* sofa::component::collision::TriangleModel::triangles [protected]

Definition at line 108 of file TriangleModel.h.

Referenced by sofa::component::collision::TriangleOctreeModel::computeBoundingTree(), handleTopologyChange(), init(), updateFlags(), and updateFromTopology().

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

• modules/sofa/component/collision/TriangleModel.h
• modules/sofa/component/collision/TriangleModel.cpp