surface_parametric< C, V > Class Template Reference

#include <surface_parametric.hpp>

Inheritance diagram for surface_parametric< C, V >:

List of all members.

Public Types

• typedef use< point_def, V >::Point Point
• typedef point_set< V >
  ::PointIterator PointIterator

Public Member Functions

• surface_parametric (void)
• virtual Point * eval (double u, double v) const =0
• virtual void eval (Point &p, double u, double v) const =0
• virtual Point * operator() (double u, double v) const
• virtual void eval (double *lp, const double *u, int n) const
• virtual void sample (PointIterator lp, const double *u, unsigned m, const double *v, unsigned n) const
• virtual void sample (PointIterator lp, unsigned m, unsigned n) const
• virtual void sample (double *lp, unsigned m, unsigned n, double *u, double *v) const
• virtual double umin (void) const =0
• virtual double umax (void) const =0
• virtual double vmin (void) const =0
• virtual double vmax (void) const =0
• virtual void get_range (double &umin, double &umax, double &vmin, double &vmax) const =0

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Detailed Description

template<class C, class V = default_env>
class mmx::shape::surface_parametric< C, V >

Definition at line 39 of file surface_parametric.hpp.

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Member Typedef Documentation

typedef use<point_def,V>::Point Point

Reimplemented in surface_bspline, and surface_rational< K, N >.

Definition at line 43 of file surface_parametric.hpp.

typedef point_set<V>::PointIterator PointIterator

Definition at line 44 of file surface_parametric.hpp.

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Constructor & Destructor Documentation

surface_parametric

(

void

)

[inline]

Definition at line 47 of file surface_parametric.hpp.

{} ;

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Member Function Documentation

virtual Point* eval	(	double	u,
		double	v
	)		const [pure virtual]

Referenced by surface_parametric< K >::operator()().

virtual void eval	(	Point &	p,
		double	u,
		double	v
	)		const [pure virtual]

void eval	(	double *	lp,
		const double *	u,
		int	n
	)		const [virtual]

Definition at line 79 of file surface_parametric.hpp.

References mmx::eval().

                                                  {
  Point p;
  for (int i=0; i<n;i++) {
    this->eval(p,u[0],u[1]);
    *r=p.x();r++; 
    *r=p.y();r++;
    *r=p.z();r++;
    u+=2;
  }
}

virtual void get_range	(	double &	umin,
		double &	umax,
		double &	vmin,
		double &	vmax
	)		const [pure virtual]

Implemented in surface_rational< K, N >.

virtual Point* operator()	(	double	u,
		double	v
	)		const [inline, virtual]

Definition at line 54 of file surface_parametric.hpp.

{ return this->eval(u,v); }

void sample	(	PointIterator	lp,
		unsigned	m,
		unsigned	n
	)		const [virtual]

Definition at line 92 of file surface_parametric.hpp.

References mmx::eval(), mmx::shape_ssi::umax(), mmx::shape_ssi::umin(), mmx::shape_ssi::vmax(), and mmx::shape_ssi::vmin().

                                                            {
  assert(m>1 && n>1);
  Scalar 
    hu=(this->umax() - this->umin())/(m-1), u=umin(),
    hv=(this->vmax() - this->vmin())/(n-1), v;
  Point pp;
  for (unsigned i=0; i<m;i++) {
    v=vmin();
    for (unsigned j=0; j<n;j++,p++) {
      this->eval(*p,u,v);
      v+=hv;
    }
    u+=hu;
  }
}

void sample	(	PointIterator	lp,
		const double *	u,
		unsigned	m,
		const double *	v,
		unsigned	n
	)		const [virtual]

Definition at line 132 of file surface_parametric.hpp.

References mmx::eval().

                                                                                               {
  assert(m>1 && n>1);
  const Scalar * v0=v;

  for (unsigned i=0; i<m;i++,u++) {
    v=v0;
    for (unsigned j=0; j<n;j++,p++,v++) {
      this->eval(*p,*u,*v);
    }
  }
}

void sample	(	double *	lp,
		unsigned	m,
		unsigned	n,
		double *	u,
		double *	v
	)		const [virtual]

Definition at line 109 of file surface_parametric.hpp.

References mmx::eval(), mmx::shape_ssi::umax(), mmx::shape_ssi::umin(), mmx::shape_ssi::vmax(), and mmx::shape_ssi::vmin().

                                                                            {
  assert(m>1 && n>1);
  Scalar 
    hu=(this->umax() - this->umin())/(m-1), 
    hv=(this->vmax() - this->vmin())/(n-1);
  Scalar * u0 =u, su=umin(), * v0=v, sv=vmin();
  for (unsigned i=0; i<m;i++){ *u=su; su+=hu; u++; }
  for (unsigned j=0; j<n;j++){ *v=sv; sv+=hv; v++; }

  Point p;
  u=u0;
  for (unsigned i=0; i<m;i++,u++) {
    v=v0;
    for (unsigned j=0; j<n;j++,v++) {
      this->eval(p,*u,*v);
      *r=p.x();r++; 
      *r=p.y();r++;
      *r=p.z();r++;
    }
  }
}

virtual double umax

(

void

)

const [pure virtual]

Implemented in surface_rational< K, N >.

virtual double umin

(

void

)

const [pure virtual]

Implemented in surface_rational< K, N >.

virtual double vmax

(

void

)

const [pure virtual]

Implemented in surface_rational< K, N >.

virtual double vmin

(

void

)

const [pure virtual]

Implemented in surface_rational< K, N >.

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

• /Users/mourrain/Devel/mmx/shape/include/shape/surface_parametric.hpp