SOFA API  6a688117
Open source framework for multi-physics simuation
sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes > Class Template Reference

#include <TriangleSetTopologyAlgorithms.h>

Inheritance diagram for sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >:

Detailed Description

template<class DataTypes>
class sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >

A class that provides geometry information on an TriangleSet.

Protected Attributes

bool initializedCubatureTables
 
Data< boolshowTriangleIndices
 Debug : view Triangle indices. More...
 
Data< bool_draw
 if true, draw the triangles in the topology More...
 
Data< sofa::helper::types::RGBAColor_drawColor
 RGBA code color used to draw triangles. More...
 
Data< bool_drawNormals
 if true, draw the triangles in the topology More...
 
Data< SReal > _drawNormalLength
 Fiber length visualisation. More...
 
Data< boolp_recomputeTrianglesOrientation
 if true, will recompute triangles orientation according to normals. More...
 
Data< boolp_flipNormals
 
NumericalIntegrationDescriptor< Real, 3 > triangleNumericalIntegration
 include cubature points More...
 
- Protected Attributes inherited from sofa::component::topology::EdgeSetGeometryAlgorithms< DataTypes >
bool initializedEdgeCubatureTables
 
Data< boolshowEdgeIndices
 Debug : view Edge indices. More...
 
Data< boold_drawEdges
 if true, draw the edges in the topology. More...
 
Data< RGBAColor_drawColor
 
NumericalIntegrationDescriptor< Real, 1 > edgeNumericalIntegration
 include cubature points More...
 
- Protected Attributes inherited from sofa::component::topology::PointSetGeometryAlgorithms< DataTypes >
sofa::core::behavior::MechanicalState< DataTypes > * object
 
sofa::core::topology::BaseMeshTopologym_topology
 
Data< floatd_showIndicesScale
 Debug : scale for view topology indices. More...
 
Data< boold_showPointIndices
 
Data< std::string > d_tagMechanics
 Tage of the Mechanical State associated with the vertex position. More...
 
SingleLink< PointSetGeometryAlgorithms< DataTypes >, sofa::core::topology::BaseMeshTopology, BaseLink::FLAG_STOREPATH|BaseLink::FLAG_STRONGLINKl_topology
 Link to be set to the topology container in the component graph. More...
 

Public Member Functions

 SOFA_CLASS (SOFA_TEMPLATE(TriangleSetGeometryAlgorithms, DataTypes), SOFA_TEMPLATE(EdgeSetGeometryAlgorithms, DataTypes))
 
void draw (const core::visual::VisualParams *vparams) override
 
void init () override
 
void reinit () override
 
void computeTriangleAABB (const TriangleID i, Coord &minCoord, Coord &maxCoord) const
 
Coord computeTriangleCenter (const TriangleID i) const
 
Coord computeRestTriangleCenter (const TriangleID i) const
 
void computeTriangleCircumcenterBaryCoefs (sofa::defaulttype::Vec< 3, Real > &baryCoord, const TriangleID i) const
 
Coord computeTriangleCircumcenter (const TriangleID i) const
 
void getTriangleVertexCoordinates (const TriangleID i, Coord[3]) const
 
void getRestTriangleVertexCoordinates (const TriangleID i, Coord[3]) const
 
Real computeTriangleArea (const TriangleID i) const
 Computes the area of triangle no i and returns it. More...
 
void computeTriangleArea (BasicArrayInterface< Real > &ai) const
 Computes the triangle area of all triangles are store in the array interface. More...
 
Real computeRestTriangleArea (const TriangleID i) const
 Computes the initial area of triangle no i and returns it. More...
 
sofa::helper::vector< doublecomputeTriangleBarycoefs (const TriangleID ind_t, const sofa::defaulttype::Vec< 3, double > &p) const
 Computes barycentric coefficients of point p in triangle (a,b,c) indexed by ind_t. More...
 
sofa::helper::vector< doublecompute3PointsBarycoefs (const sofa::defaulttype::Vec< 3, double > &p, PointID ind_p1, PointID ind_p2, PointID ind_p3, bool bRest=false) const
 Computes barycentric coefficients of point p in triangle whose vertices are indexed by (ind_p1,ind_p2,ind_p3) More...
 
void computeClosestIndexPair (const TriangleID ind_ta, const TriangleID ind_tb, PointID &ind1, PointID &ind2) const
 Finds the two closest points from two triangles (each of the point belonging to one triangle) More...
 
bool isPointInsideTriangle (const TriangleID ind_t, bool is_tested, const sofa::defaulttype::Vec< 3, Real > &p, TriangleID &ind_t_test, bool bRest=false) const
 Tests if a point is included in the triangle indexed by ind_t. More...
 
bool isPointInTriangle (const TriangleID ind_t, bool is_tested, const sofa::defaulttype::Vec< 3, Real > &p, TriangleID &ind_t_test) const
 
sofa::defaulttype::Vec< 3, doublecomputeBaryEdgePoint (PointID p0, PointID p1, double coord_p) const
 Computes the point defined by 2 indices of vertex and 1 barycentric coordinate. More...
 
sofa::defaulttype::Vec< 3, doublecomputeBaryEdgePoint (Edge e, double coord_p) const
 
sofa::defaulttype::Vec< 3, doublecomputeBaryTrianglePoint (PointID p0, PointID p1, PointID p2, sofa::defaulttype::Vec< 3, double > &coord_p) const
 Computes the point defined by 3 indices of vertex and 1 barycentric coordinate. More...
 
sofa::defaulttype::Vec< 3, doublecomputeBaryTrianglePoint (Triangle &t, sofa::defaulttype::Vec< 3, double > &coord_p) const
 
sofa::defaulttype::Vec< 3, doublecomputeTriangleNormal (const TriangleID ind_t) const
 Computes the normal vector of a triangle indexed by ind_t (not normed) More...
 
bool isQuadDeulaunayOriented (const typename DataTypes::Coord &p_q1, const typename DataTypes::Coord &p_q2, QuadID ind_q3, QuadID ind_q4)
 Tests how to triangularize a quad whose vertices are defined by (p_q1, p_q2, ind_q3, ind_q4) according to the Delaunay criterion. More...
 
bool isQuadDeulaunayOriented (const typename DataTypes::Coord &p1, const typename DataTypes::Coord &p2, const typename DataTypes::Coord &p3, const typename DataTypes::Coord &p4)
 Tests how to triangularize a quad whose vertices are defined by (p1, p2, p3, p4) according to the Delaunay criterion. More...
 
bool isDiagonalsIntersectionInQuad (const typename DataTypes::Coord triangle1[3], const typename DataTypes::Coord triangle2[3])
 Given two triangles, test if the intersection of the diagonals of the quad composed by the triangles is inside the quad or not. (test if triangles form a quad) More...
 
sofa::defaulttype::Vec< 3, doublegetOppositePoint (PointID ind_p, const Edge &indices, double coord_p) const
 Computes the opposite point to ind_p. More...
 
bool isTriangleInPlane (const TriangleID ind_t, const PointID ind_p, const sofa::defaulttype::Vec< 3, Real > &plane_vect) const
 Tests if a triangle indexed by ind_t (and incident to the vertex indexed by ind_p) is included or not in the plane defined by (ind_p, plane_vect) More...
 
void prepareVertexDuplication (const PointID ind_p, const TriangleID ind_t_from, const TriangleID ind_t_to, const Edge &indices_from, const double &coord_from, const Edge &indices_to, const double &coord_to, sofa::helper::vector< TriangleID > &triangles_list_1, sofa::helper::vector< TriangleID > &triangles_list_2) const
 Prepares the duplication of a vertex. More...
 
bool computeSegmentTriangleIntersection (bool is_entered, const sofa::defaulttype::Vec< 3, double > &a, const sofa::defaulttype::Vec< 3, double > &b, const TriangleID ind_t, sofa::helper::vector< PointID > &indices, double &baryCoef, double &coord_kmin) const
 Computes the intersection of the vector from point a to point b and the triangle indexed by t. More...
 
bool computeIntersectedPointsList (const PointID last_point, const sofa::defaulttype::Vec< 3, double > &a, const sofa::defaulttype::Vec< 3, double > &b, TriangleID &ind_ta, TriangleID &ind_tb, sofa::helper::vector< TriangleID > &triangles_list, sofa::helper::vector< EdgeID > &edges_list, sofa::helper::vector< double > &coords_list, bool &is_on_boundary) const
 Computes the list of points (ind_edge,coord) intersected by the segment from point a to point b and the triangular mesh. More...
 
bool computeIntersectedObjectsList (const PointID last_point, const sofa::defaulttype::Vec< 3, double > &a, const sofa::defaulttype::Vec< 3, double > &b, TriangleID &ind_ta, TriangleID &ind_tb, sofa::helper::vector< sofa::core::topology::TopologyObjectType > &topoPath_list, sofa::helper::vector< ElemID > &indices_list, sofa::helper::vector< sofa::defaulttype::Vec< 3, double > > &coords_list) const
 Computes the list of objects (points, edges, triangles) intersected by the segment from point a to point b and the triangular mesh. More...
 
int getTriangleInDirection (PointID p, const sofa::defaulttype::Vec< 3, double > &dir) const
 Get the triangle in a given direction from a point. More...
 
void writeMSHfile (const char *filename) const
 Write the current mesh into a msh file. More...
 
void reorderTrianglesOrientationFromNormals ()
 This function will changed vertex index in triangles if normal from one to another triangle are in opposite direction. First triangle index is used as ground truth. Use option flipNormals if first triangle direction is wrong. More...
 
void initPointAdded (PointID indice, const core::topology::PointAncestorElem &ancestorElem, const helper::vector< VecCoord * > &coordVecs, const helper::vector< VecDeriv * > &derivVecs) override
 Process the added point initialization according to the topology and local coordinates. More...
 
NumericalIntegrationDescriptor< Real, 3 > & getTriangleNumericalIntegrationDescriptor ()
 return a pointer to the container of cubature points More...
 
- Public Member Functions inherited from sofa::component::topology::EdgeSetGeometryAlgorithms< DataTypes >
 SOFA_CLASS (SOFA_TEMPLATE(EdgeSetGeometryAlgorithms, DataTypes), SOFA_TEMPLATE(PointSetGeometryAlgorithms, DataTypes))
 
void draw (const core::visual::VisualParams *vparams) override
 
Real computeEdgeLength (const EdgeID i) const
 computes the length of edge no i and returns it More...
 
void computeEdgeLength (BasicArrayInterface< Real > &ai) const
 computes the edge length of all edges and stores it in the array interface More...
 
Real computeRestEdgeLength (const EdgeID i) const
 computes the initial length of edge no i and returns it More...
 
Real computeRestSquareEdgeLength (const EdgeID i) const
 computes the initial square length of edge no i and returns it More...
 
void computeEdgeAABB (const EdgeID i, CPos &minCoord, CPos &maxCoord) const
 
Coord computeEdgeCenter (const EdgeID i) const
 
Coord computeEdgeDirection (const EdgeID i) const
 
Coord computeRestEdgeDirection (const EdgeID i) const
 
void getEdgeVertexCoordinates (const EdgeID i, Coord[2]) const
 
void getRestEdgeVertexCoordinates (const EdgeID i, Coord[2]) const
 
bool isPointOnEdge (const sofa::defaulttype::Vec< 3, double > &pt, const EdgeID ind_e) const
 
sofa::helper::vector< doublecompute2PointsBarycoefs (const sofa::defaulttype::Vec< 3, double > &p, PointID ind_p1, PointID ind_p2) const
 
sofa::helper::vector< doublecomputeRest2PointsBarycoefs (const sofa::defaulttype::Vec< 3, double > &p, PointID ind_p1, PointID ind_p2) const
 
sofa::helper::vector< doublecomputePointProjectionOnEdge (const EdgeID i, sofa::defaulttype::Vec< 3, double > coord_x, bool &intersected)
 Compute the projection coordinate of a point C on the edge i. Using compute2EdgesIntersection(). More...
 
Coord compute2EdgesIntersection (const Coord edge1[2], const Coord edge2[2], bool &intersected)
 Compute the intersection coordinate of the 2 input straight lines. Lines vector director are computed using coord given in input. More...
 
bool computeEdgePlaneIntersection (EdgeID edgeID, sofa::defaulttype::Vec< 3, Real > pointOnPlane, sofa::defaulttype::Vec< 3, Real > normalOfPlane, sofa::defaulttype::Vec< 3, Real > &intersection)
 
bool computeRestEdgePlaneIntersection (EdgeID edgeID, sofa::defaulttype::Vec< 3, Real > pointOnPlane, sofa::defaulttype::Vec< 3, Real > normalOfPlane, sofa::defaulttype::Vec< 3, Real > &intersection)
 
void writeMSHfile (const char *filename) const
 Write the current mesh into a msh file. More...
 
void computeLocalFrameEdgeWeights (helper::vector< EdgeID > &numEdges, helper::vector< Edge > &edges, helper::vector< Vec3d > &weights) const
 
NumericalIntegrationDescriptor< Real, 1 > & getEdgeNumericalIntegrationDescriptor ()
 
- Public Member Functions inherited from sofa::component::topology::PointSetGeometryAlgorithms< DataTypes >
 SOFA_CLASS (SOFA_TEMPLATE(PointSetGeometryAlgorithms, DataTypes), core::topology::GeometryAlgorithms)
 
Angle computeAngle (PointID ind_p0, PointID ind_p1, PointID ind_p2) const
 
void init () override
 
void reinit () override
 
void draw (const core::visual::VisualParams *vparams) override
 
Coord getPointSetCenter () const
 
void getEnclosingSphere (Coord &center, Real &radius) const
 
void getAABB (Real bb[6]) const
 
void getAABB (CPos &minCoord, CPos &maxCoord) const
 Returns the axis aligned bounding box. More...
 
const CoordgetPointPosition (const PointID pointId) const
 
const CoordgetPointRestPosition (const PointID pointId) const
 
sofa::core::behavior::MechanicalState< DataTypes > * getDOF () const
 Returns the object where the mechanical DOFs are stored. More...
 
float getIndicesScale () const
 
void initPointsAdded (const helper::vector< sofa::defaulttype::index_type > &indices, const helper::vector< core::topology::PointAncestorElem > &ancestorElems, const helper::vector< core::VecCoordId > &coordVecs, const helper::vector< core::VecDerivId > &derivVecs) override
 Called by the MechanicalObject state change callback to initialize added points according to the topology (topology element & local coordinates) More...
 

Protected Member Functions

void defineTetrahedronCubaturePoints ()
 
 TriangleSetGeometryAlgorithms ()
 
virtual ~TriangleSetGeometryAlgorithms ()
 
- Protected Member Functions inherited from sofa::component::topology::EdgeSetGeometryAlgorithms< DataTypes >
 EdgeSetGeometryAlgorithms ()
 
 ~EdgeSetGeometryAlgorithms () override
 
void defineEdgeCubaturePoints ()
 
- Protected Member Functions inherited from sofa::component::topology::PointSetGeometryAlgorithms< DataTypes >
 PointSetGeometryAlgorithms ()
 
 ~PointSetGeometryAlgorithms () override
 

Additional Inherited Members

- Static Public Member Functions inherited from sofa::component::topology::PointSetGeometryAlgorithms< DataTypes >
template<class T >
static bool canCreate (T *&obj, core::objectmodel::BaseContext *context, core::objectmodel::BaseObjectDescription *arg)
 

Attribute details

template<class DataTypes>
Data<bool> sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::_draw
protected

if true, draw the triangles in the topology

template<class DataTypes>
Data<sofa::helper::types::RGBAColor> sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::_drawColor
protected

RGBA code color used to draw triangles.

template<class DataTypes>
Data<SReal> sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::_drawNormalLength
protected

Fiber length visualisation.

template<class DataTypes>
Data<bool> sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::_drawNormals
protected

if true, draw the triangles in the topology

template<class DataTypes>
bool sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::initializedCubatureTables
protected
template<class DataTypes>
Data<bool> sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::p_flipNormals
protected

if true, will flip normal of the first triangle used to recompute triangle orientation.

template<class DataTypes>
Data<bool> sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::p_recomputeTrianglesOrientation
protected

if true, will recompute triangles orientation according to normals.

template<class DataTypes>
Data<bool> sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::showTriangleIndices
protected

Debug : view Triangle indices.

template<class DataTypes>
NumericalIntegrationDescriptor<Real,3> sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::triangleNumericalIntegration
protected

include cubature points

Constructor details

template<class DataTypes>
sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::TriangleSetGeometryAlgorithms ( )
inlineprotected
template<class DataTypes>
virtual sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::~TriangleSetGeometryAlgorithms ( )
inlineprotectedvirtual

Function details

template<class DataTypes >
sofa::helper::vector< double > sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::compute3PointsBarycoefs ( const sofa::defaulttype::Vec< 3, double > &  p,
PointID  ind_p1,
PointID  ind_p2,
PointID  ind_p3,
bool  bRest = false 
) const

Computes barycentric coefficients of point p in triangle whose vertices are indexed by (ind_p1,ind_p2,ind_p3)

template<class DataTypes >
sofa::defaulttype::Vec< 3, double > sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::computeBaryEdgePoint ( PointID  p0,
PointID  p1,
double  coord_p 
) const

Computes the point defined by 2 indices of vertex and 1 barycentric coordinate.

template<class DataTypes>
sofa::defaulttype::Vec<3,double> sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::computeBaryEdgePoint ( Edge  e,
double  coord_p 
) const
inline
template<class DataTypes >
sofa::defaulttype::Vec< 3, double > sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::computeBaryTrianglePoint ( PointID  p0,
PointID  p1,
PointID  p2,
sofa::defaulttype::Vec< 3, double > &  coord_p 
) const

Computes the point defined by 3 indices of vertex and 1 barycentric coordinate.

template<class DataTypes>
sofa::defaulttype::Vec<3,double> sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::computeBaryTrianglePoint ( Triangle t,
sofa::defaulttype::Vec< 3, double > &  coord_p 
) const
inline
template<class DataTypes >
void sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::computeClosestIndexPair ( const TriangleID  ind_ta,
const TriangleID  ind_tb,
PointID ind1,
PointID ind2 
) const

Finds the two closest points from two triangles (each of the point belonging to one triangle)

template<typename DataTypes >
bool sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::computeIntersectedObjectsList ( const PointID  last_point,
const sofa::defaulttype::Vec< 3, double > &  a,
const sofa::defaulttype::Vec< 3, double > &  b,
TriangleID ind_ta,
TriangleID ind_tb,
sofa::helper::vector< sofa::core::topology::TopologyObjectType > &  topoPath_list,
sofa::helper::vector< ElemID > &  indices_list,
sofa::helper::vector< sofa::defaulttype::Vec< 3, double > > &  coords_list 
) const

Computes the list of objects (points, edges, triangles) intersected by the segment from point a to point b and the triangular mesh.

Returns
List of object intersect (type enum
See also
core::topology::TopologyObjectType)
Returns
List of indices of these objetcs
List of barycentric coordinate defining the position of the intersection in each object (i.e 0 coord for a point, 1 for and edge and 3 for a triangle).
template<class DataTypes >
bool sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::computeIntersectedPointsList ( const PointID  last_point,
const sofa::defaulttype::Vec< 3, double > &  a,
const sofa::defaulttype::Vec< 3, double > &  b,
TriangleID ind_ta,
TriangleID ind_tb,
sofa::helper::vector< TriangleID > &  triangles_list,
sofa::helper::vector< EdgeID > &  edges_list,
sofa::helper::vector< double > &  coords_list,
bool is_on_boundary 
) const

Computes the list of points (ind_edge,coord) intersected by the segment from point a to point b and the triangular mesh.

template<class DataTypes >
DataTypes::Real sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::computeRestTriangleArea ( const TriangleID  i) const

Computes the initial area of triangle no i and returns it.

template<class DataTypes >
DataTypes::Coord sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::computeRestTriangleCenter ( const TriangleID  i) const
template<class DataTypes >
bool sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::computeSegmentTriangleIntersection ( bool  is_entered,
const sofa::defaulttype::Vec< 3, double > &  a,
const sofa::defaulttype::Vec< 3, double > &  b,
const TriangleID  ind_t,
sofa::helper::vector< PointID > &  indices,
double baryCoef,
double coord_kmin 
) const

Computes the intersection of the vector from point a to point b and the triangle indexed by t.

Parameters
a: first input point
b: last input point
ind_t: triangle indice
indices: vertex indices of edge (belonging to ind_t) crossed by the vecteur AB
baryCoef: barycoef of the intersection point on the edge
coord_kmin: barycoef of the intersection point on the vecteur AB.
template<class DataTypes >
void sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::computeTriangleAABB ( const TriangleID  i,
Coord minCoord,
Coord maxCoord 
) const
template<class DataTypes >
DataTypes::Real sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::computeTriangleArea ( const TriangleID  i) const

Computes the area of triangle no i and returns it.

template<class DataTypes >
void sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::computeTriangleArea ( BasicArrayInterface< Real > &  ai) const

Computes the triangle area of all triangles are store in the array interface.

computes the edge length of all edges are store in the array interface

template<class DataTypes >
sofa::helper::vector< double > sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::computeTriangleBarycoefs ( const TriangleID  ind_t,
const sofa::defaulttype::Vec< 3, double > &  p 
) const

Computes barycentric coefficients of point p in triangle (a,b,c) indexed by ind_t.

template<class DataTypes >
DataTypes::Coord sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::computeTriangleCenter ( const TriangleID  i) const
template<class DataTypes >
DataTypes::Coord sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::computeTriangleCircumcenter ( const TriangleID  i) const
template<class DataTypes >
void sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::computeTriangleCircumcenterBaryCoefs ( sofa::defaulttype::Vec< 3, Real > &  baryCoord,
const TriangleID  i 
) const
template<class DataTypes >
sofa::defaulttype::Vec< 3, double > sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::computeTriangleNormal ( const TriangleID  ind_t) const

Computes the normal vector of a triangle indexed by ind_t (not normed)

template<class DataTypes >
void sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::defineTetrahedronCubaturePoints ( )
protected
template<class DataTypes >
void sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::draw ( const core::visual::VisualParams vparams)
override
template<class DataTypes >
sofa::defaulttype::Vec< 3, double > sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::getOppositePoint ( PointID  ind_p,
const Edge indices,
double  coord_p 
) const

Computes the opposite point to ind_p.

template<class DataTypes >
void sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::getRestTriangleVertexCoordinates ( const TriangleID  i,
Coord  pnt[3] 
) const
template<typename DataTypes >
int sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::getTriangleInDirection ( PointID  p,
const sofa::defaulttype::Vec< 3, double > &  dir 
) const

Get the triangle in a given direction from a point.

template<class DataTypes >
NumericalIntegrationDescriptor< typename TriangleSetGeometryAlgorithms< DataTypes >::Real, 3 > & sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::getTriangleNumericalIntegrationDescriptor ( )

return a pointer to the container of cubature points

template<class DataTypes >
void sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::getTriangleVertexCoordinates ( const TriangleID  i,
Coord  pnt[3] 
) const
template<class DataTypes >
void sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::init ( void  )
override
template<class DataTypes >
void sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::initPointAdded ( PointID  indice,
const core::topology::PointAncestorElem ancestorElem,
const helper::vector< VecCoord * > &  coordVecs,
const helper::vector< VecDeriv * > &  derivVecs 
)
overridevirtual

Process the added point initialization according to the topology and local coordinates.

Reimplemented from sofa::component::topology::EdgeSetGeometryAlgorithms< DataTypes >.

template<class DataTypes>
bool sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::isDiagonalsIntersectionInQuad ( const typename DataTypes::Coord  triangle1[3],
const typename DataTypes::Coord  triangle2[3] 
)

Given two triangles, test if the intersection of the diagonals of the quad composed by the triangles is inside the quad or not. (test if triangles form a quad)

Parameters
triangle1Coord tab of the 3 vertices composing the first triangle.
triangle2same for second triangle.
Returns
bool, true if the intersection point is inside. Else (not inside or no intersection) false.
template<class DataTypes >
bool sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::isPointInsideTriangle ( const TriangleID  ind_t,
bool  is_tested,
const sofa::defaulttype::Vec< 3, Real > &  p,
TriangleID ind_t_test,
bool  bRest = false 
) const

Tests if a point is included in the triangle indexed by ind_t.

template<class DataTypes >
bool sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::isPointInTriangle ( const TriangleID  ind_t,
bool  is_tested,
const sofa::defaulttype::Vec< 3, Real > &  p,
TriangleID ind_t_test 
) const
template<class DataTypes>
bool sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::isQuadDeulaunayOriented ( const typename DataTypes::Coord &  p_q1,
const typename DataTypes::Coord &  p_q2,
QuadID  ind_q3,
QuadID  ind_q4 
)

Tests how to triangularize a quad whose vertices are defined by (p_q1, p_q2, ind_q3, ind_q4) according to the Delaunay criterion.

template<class DataTypes>
bool sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::isQuadDeulaunayOriented ( const typename DataTypes::Coord &  p1,
const typename DataTypes::Coord &  p2,
const typename DataTypes::Coord &  p3,
const typename DataTypes::Coord &  p4 
)

Tests how to triangularize a quad whose vertices are defined by (p1, p2, p3, p4) according to the Delaunay criterion.

template<class DataTypes >
bool sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::isTriangleInPlane ( const TriangleID  ind_t,
const PointID  ind_p,
const sofa::defaulttype::Vec< 3, Real > &  plane_vect 
) const

Tests if a triangle indexed by ind_t (and incident to the vertex indexed by ind_p) is included or not in the plane defined by (ind_p, plane_vect)

template<class DataTypes >
void sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::prepareVertexDuplication ( const PointID  ind_p,
const TriangleID  ind_t_from,
const TriangleID  ind_t_to,
const Edge indices_from,
const double coord_from,
const Edge indices_to,
const double coord_to,
sofa::helper::vector< TriangleID > &  triangles_list_1,
sofa::helper::vector< TriangleID > &  triangles_list_2 
) const

Prepares the duplication of a vertex.

template<class DataTypes >
void sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::reinit ( )
override
template<typename DataTypes >
void sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::reorderTrianglesOrientationFromNormals ( )

This function will changed vertex index in triangles if normal from one to another triangle are in opposite direction. First triangle index is used as ground truth. Use option flipNormals if first triangle direction is wrong.

template<class DataTypes>
sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::SOFA_CLASS ( SOFA_TEMPLATE(TriangleSetGeometryAlgorithms< DataTypes >, DataTypes)  ,
SOFA_TEMPLATE(EdgeSetGeometryAlgorithms, DataTypes)   
)
template<typename DataTypes >
void sofa::component::topology::TriangleSetGeometryAlgorithms< DataTypes >::writeMSHfile ( const char *  filename) const

Write the current mesh into a msh file.