Define the class that implements triangular Gregory patch of order n. More...

Public Member Functions
	GregorySurface ()
	default ctor

	GregorySurface (std::vector< Point3d > in_ordered_nodes, std::vector< Point3d > in_ordered_normals)
	ctor 2 – where ordered nodes help define coordinate directions

	~GregorySurface ()
	dtor

int	eval (double u, double v, double *retval)
	Evaluate at parametric location.

void	deriv1 (Point2d in_xi, Point3d &out_dxyz_dxi1, Point3d &out_dxyz_dxi2)
	Evaluate first derivatives.

void	InputPos (double q0, double q1, double *q2)

void	InputNormal (double n0, double n1, double *n2)

void	SetEdgeCtrlPoints (int i, Point3d *ctrl_pts)

void	Setup ()
	setup

void	SetupBdryCrv (int i)
	setup boundary curves, i=0,1,2 More...

void	print_var ()
	helper

Protected Member Functions
int	snap_to_model ()
	snap the mid-edge control points for the three edges to the closest point on model

Protected Attributes
int	m_order_
	stores the order of the Gregory patch

int	m_dim_

Point3d	m_q0_
	input data: position and normal vectors of corner control points

Point3d	m_q1_

Point3d	m_q2_

Point3d	m_n0_

Point3d	m_n1_

Point3d	m_n2_

Point3d	P004

Point3d	P013

Point3d	P103

Point3d	P022

Point3d	P202

Point3d	P031

Point3d	P301

Point3d	P040

Point3d	P130

Point3d	P220

Point3d	P310

Point3d	P400

Point3d	W [3][3]

Point3d	A [3][3]

std::vector< EdgeCtrlPt * >	edge_ctrl_points

Detailed Description

Define the class that implements triangular Gregory patch of order n.

Member Function Documentation

void GregorySurface::SetupBdryCrv ( int i )

setup boundary curves, i=0,1,2

– edge 0 – ///

– edge 1 – ///

– edge 2 – ///

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