bezier_cad.F90 File Reference

#include "local.h"

Data Types
type	cad_curve
	CAD curve class. More...
interface	cad_dummy_eval
	Map the parametric possition on an entity to physical coordinates. More...
interface	cad_dummy_find
	Find the parametric representation of a boundary point in CAD representation. More...
type	cad_entity
	CAD entity class. More...
type	cad_entity_ptr
	List of CAD entities. More...
type	cad_surf
	CAD surface class. More...
type	cad_vertex
	CAD vertex class. More...

Modules
module	bezier_cad
	CAD utility functions and class definition for reconstruction of rational bezier CAD objects.

Functions/Subroutines
real(r8) function, public	bernstein (x, i, j)
	Evaluates the bernstein polynomial.
subroutine	cad_cmid_error (m, n, uv, err, iflag)
	Evalute the error between a curve point and the current active points used in a 2 point minimization.
integer(i4) function, public	cad_curve_cast (self, source)
	Cast cad_entity to cad_curve.
subroutine	cad_curve_eval (self, pt, u, v)
	Map the parametric possition on a curve to physical coordinates.
subroutine	cad_curve_find (self, pt, u, v)
	Find the parametric representation of a boundary point in CAD representation on a curve.
subroutine	cad_curve_grid (self)
	Evalute a grid of points evenly spaced in parametric space.
subroutine, public	cad_curve_midpoint (self, pt, pt1, pt2, wt1, wt2, ierr)
	Compute the weighted midpoint of a curve edge.
subroutine	cad_curve_reflect (self, copy, tol, k)
	Reflect a curve object across a given plane.
subroutine	cad_curve_tang (self, tang, u)
	Compute unit tangent vector for a CAD curve at a given location.
subroutine	cad_scenter_error (m, n, uv, err, iflag)
	Evalute the error between a surface point and the current active points used in a 3 point minimization.
subroutine	cad_smid_error (m, n, uv, err, iflag)
	Evalute the error between a surface point and the current active points used in a 2 point minimization.
integer(i4) function, public	cad_surf_cast (self, source)
	Cast cad_entity to cad_surf.
subroutine, public	cad_surf_center (self, pt, pt1, pt2, pt3, wt1, wt2, wt3, ierr)
	Compute the weighted center point of a surface triangle.
subroutine	cad_surf_eval (self, pt, u, v)
	Map the parametric possition on a surface to physical coordinates.
subroutine	cad_surf_find (self, pt, u, v)
	Find the parametric representation of a boundary point in CAD representation on a surface.
subroutine	cad_surf_grid (self)
	Evalute a grid of points evenly spaced in parametric space.
subroutine, public	cad_surf_midpoint (self, pt, pt1, pt2, wt1, wt2, ierr)
	Compute the weighted midpoint of a surface edge.
subroutine	cad_surf_norm (self, norm, u, v)
	Compute unit normal vector for a CAD surface at a specified position.
subroutine	cad_surf_reflect (self, copy, tol, k)
	Reflect a surface object across a given plane.
subroutine	cad_vertex_eval (self, pt, u, v)
	Map parametric possition of a vertex to physical coordinates.
subroutine	cad_vertex_find (self, pt, u, v)
	Find the parametric representation of a boundary point in CAD representation on a vertex.
subroutine	cad_vertex_reflect (self, copy, tol, k)
	Reflect a vertex object across a given plane.

Variables
class(cad_curve), pointer	active_curve => NULL()
	Active curve for MINPACK fitting.
real(r8), dimension(3, 3)	active_endpts
	Active constraint points for MINPACK fitting.
class(cad_surf), pointer	active_surf => NULL()
	Active surface for MINPACK fitting.
real(r8), dimension(3)	active_wts
	Active constraint weights for MINPACK fitting.
integer(i4), parameter	cad_ngrid = 20
	Number of grid points to use for object meshes.