triangledisplaycircumcenter< TR > Class Template Reference

Display the triangle's circumcenter. More...

#include <triangledisplay.h>

Inheritance diagram for triangledisplaycircumcenter< TR >:

Collaboration diagram for triangledisplaycircumcenter< TR >:

List of all members.

Public Member Functions
	triangledisplaycircumcenter (gobjContainer &_gx, TR const &_tr)
	The graphics output and triangle initialized.
void	draw ()
	Write the graphics as gobj objects.

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Detailed Description

template<typename TR>
class triangledisplaycircumcenter< TR >

Display the triangle's circumcenter.

The perpendicular bisectors meet and a circle passes through the vertexes.

Definition at line 230 of file triangledisplay.h.

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Constructor & Destructor Documentation

template<typename TR >

triangledisplaycircumcenter< TR >::triangledisplaycircumcenter	(	gobjContainer &	_gx,
		TR const &	_tr
	)			[inline]

The graphics output and triangle initialized.

Definition at line 240 of file triangledisplay.h.

    : gx(_gx), tr(_tr) {}

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Member Function Documentation

template<typename TR >

void triangledisplaycircumcenter< TR >::draw

(

)

[inline, virtual]

Write the graphics as gobj objects.

Implements gobj.

Definition at line 609 of file triangledisplay.h.

References gobjContainer::push(), r, and gobjQuadric::radius.

{
  typename TR::PTtype cc;
  tr.circumcenter(cc);

  gobjQuadric * gd = new gobjQuadric();
  gd->radius=.02;
  gx.push( gd );

  gobjMyCircle * gc = new gobjMyCircle();
  gx.push( new gobjglColor3ub(255,0,0) );
  gx.push( new gobjMySphereDraw(cc,gd) );


  typename TR::PTtype m0;
  tr.midpoint(m0,0);
  typename TR::PTtype m1;
  tr.midpoint(m1,1);
  typename TR::PTtype m2;
  tr.midpoint(m2,2);
  
  gx.push( new gobjglBegin(GL_LINES) );
  gx.push( new gobjglVertex3f(cc) );
  gx.push( new gobjglVertex3f(m0) );
  gx.push( new gobjglVertex3f(cc) );
  gx.push( new gobjglVertex3f(m1) );
  gx.push( new gobjglVertex3f(cc) );
  gx.push( new gobjglVertex3f(m2) );
  gx.push( new gobjglEnd() );

  gx.push( gc );

  point3<double> center;
  point3<double> circlenormal;
  double r;
  tr.outercircle(r,center,circlenormal);
  gx.push( new gobjMySphereDraw(center,gd) );
  gx.push( new gobjMyCircleDraw(r,center,circlenormal,*gc) );

/*
  point3<double> cc2(cc);
  point3<double> radius(cc2);
  radius.x -= tr.pi[0].x;
  radius.y -= tr.pi[0].y;
  gx.push_back( new gobjMyCircleDraw(sqrt(radius.dot()),cc2,*gc) );
*/
}

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

• primshpcenters/triangledisplay.h