bsptree001 Class Reference

#include <bsptree001.h>

Collaboration diagram for bsptree001:

List of all members.

Public Types
typedef point2< double >	pt2
Public Member Functions
	bsptree001 (int argc, char **argv)
	Visually see and interact with a bsp tree.
void	currentsphere ()
void	bspbuild ()
	Builing a simple 2D partition.
Static Public Member Functions
static void	update ()
	Update test03.
static void	keyboard (unsigned char key, int x, int y)
	Update the moving ball in test03.
static void	special (int key, int x, int y)
	Special character keyboard handler.
static void	display ()
	Displays the gobj::global with double buffering.
Public Attributes
bsptreeD2< pt2, double, uint >	bsp
double	keyboarddelta
	Change in keyboard.
point2< double >	spherepos
	Position of sphere.
gobjQuadric	spherequadric
Static Public Attributes
static string	doc []
	Brief description of each test.
static bsptree001 *	scene = 0

---

Detailed Description

Definition at line 12 of file bsptree001.h.

---

Member Typedef Documentation

typedef point2<double> bsptree001::pt2

Definition at line 23 of file bsptree001.h.

---

Constructor & Destructor Documentation

bsptree001::bsptree001	(	int	argc,
		char **	argv
	)

Visually see and interact with a bsp tree.

Definition at line 15 of file bsptree001.cpp.

References bsp, bspbuild(), bsptreeD2dispregions01< PT, PD, INDX >::delta, display(), gobjpush, keyboard(), keyboarddelta, gobjQuadric::loops, gobjQuadric::radius, scene, gobjContainer::set(), gobjQuadric::slices, spherequadric, zpr::update(), update(), bsptreeD2dispregions01< PT, PD, INDX >::update(), and bsptreeD2disp03< PT, PD, INDX >::update().

{
  glutInit(&argc,argv);
  glutInitDisplayMode(GLUT_DOUBLE | GLUT_RGB | GLUT_DEPTH);
  glutInitWindowSize(800,600);
  glutCreateWindow("");
  glutDisplayFunc(display);
  glutKeyboardFunc(keyboard);

  OpenGLinitialisation();
  glEnable(GL_CULL_FACE);
  glEnable(GL_NORMALIZE);

  xGraphics.set();

  scene = this;

  keyboarddelta = 0.1;

  spherequadric.radius = 0.2;
  spherequadric.slices = 30;
  spherequadric.loops = 7;

  commandline cmd(argc,argv);

  bspbuild();

  bsptreeD2disp03<pt2,double,uint> * disp
    = new bsptreeD2disp03<pt2,double,uint>(bsp,0.02);
  disp->update();
  gobjpush(disp);
  
  bsptreeD2dispregions01<pt2,double,uint> *dispregions
    = new bsptreeD2dispregions01<pt2,double,uint>(bsp);
  dispregions->delta=0.4;
  dispregions->update();
  gobjpush(dispregions);

  update();


  zpr zz;
  zz.update();

  glutMainLoop();


}

---

Member Function Documentation

void bsptree001::bspbuild

(

)

Builing a simple 2D partition.

Definition at line 105 of file bsptree001.cpp.

References bsptreeD2< PT, PD, INDX >::addleft(), bsptreeD2< PT, PD, INDX >::addright(), bsptreeD2< PT, PD, INDX >::addroot(), and bsp.

Referenced by bsptree001().

{
  cout << "Building a simple 2D partition." << endl;
  cout << " Using manual insertion commands : move to the node before" << endl;
  cout << " inserting new node, then adding associated half-space to vi." << endl << endl;

  bsp.addroot( halfspaceD2<pt2,double>(pt2(0.0,0.0),pt2(0.0,1.0)) );
  bsp.addleft( 0,0,halfspaceD2<pt2,double>(pt2(-1.0,1.0),pt2(0.0,1.0)) );
  bsp.addright( 0,0,halfspaceD2<pt2,double>(pt2(0.0,-0.5),pt2(1.0,-0.5)) );
  bsp.addleft( 1*1,1,halfspaceD2<pt2,double>(pt2(4.0,0.0),pt2(4.0,1.0)) );
}

void bsptree001::currentsphere

(

)

Definition at line 134 of file bsptree001.cpp.

References assertreturn, bsp, bsptreeD2< PT, PD, INDX >::find(), gobjpush, scene, spherepos, and spherequadric.

{
  assertreturn(scene!=0);

  uint i;
  scene->bsp.find(i,scene->spherepos);
  switch (i)
  {
    case 1: gobjpush(new gobjglColor3ub(220,20,60)); break;
    case 2: gobjpush(new gobjglColor3ub(0,206,209)); break;
    case 3: gobjpush(new gobjglColor3ub(255,140,0)); break;
    case 4: gobjpush(new gobjglColor3ub(143,188,139)); break;
    case 5: gobjpush(new gobjglColor3ub(184,134,11)); break;

    default:
      gobjpush(new gobjglColor3ub(255,0,0));
  }

  gobjpush
  (
    new gobjMySphereDraw
    (
      scene->spherepos,
      scene->spherequadric
    )
  );

}

void bsptree001::display

(

)

[static]

Displays the gobj::global with double buffering.

Definition at line 163 of file bsptree001.cpp.

References gobjContainer::draw(), glerrordisplay(), and gobj::global.

Referenced by bsptree001().

{ 
  glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);

  gobj::global->draw();
  glerrordisplay();
  
  glutSwapBuffers();
}

void bsptree001::keyboard	(	unsigned char	key,
		int	x,
		int	y
	)			[static]

Update the moving ball in test03.

Definition at line 81 of file bsptree001.cpp.

Referenced by bsptree001().

{
  switch (key)
  {
    case 27: exit(0); break;

/*
    case '+': scene->keyboarddelta *= 10.0; 
      if (scene->keyboarddelta==0.0) 
        scene->keyboarddelta=0.1; 
      break;
    case '-': scene->keyboarddelta /= 10.0; break;

    case 'h': if (help!=0) *help = !*help; break;
*/
  }

  update();
}

void bsptree001::special	(	int	key,
		int	x,
		int	y
	)			[static]

Special character keyboard handler.

Definition at line 65 of file bsptree001.cpp.

References assertreturn, keyboarddelta, scene, spherepos, update(), point2< T >::x, and point2< T >::y.

{
  assertreturn(scene!=0);

  switch (key)
  {
    case GLUT_KEY_RIGHT : scene->spherepos.x += scene->keyboarddelta; break; 
    case GLUT_KEY_LEFT : scene->spherepos.x -= scene->keyboarddelta; break; 
    case GLUT_KEY_UP : scene->spherepos.y += scene->keyboarddelta; break; 
    case GLUT_KEY_DOWN : scene->spherepos.y -= scene->keyboarddelta; break; 
  }

  scene->update();
}

void bsptree001::update

(

)

[static]

Update test03.

Definition at line 118 of file bsptree001.cpp.

References assertreturn, and scene.

Referenced by bsptree001(), and special().

{
  assertreturn(scene!=0);



/*
  targetg->push(targetsphere);

  targetsphere->x = target.x;
  targetsphere->y = target.y;

  glutPostRedisplay();
*/
}

---

Member Data Documentation

bsptreeD2<pt2,double,uint> bsptree001::bsp

Definition at line 25 of file bsptree001.h.

Referenced by bspbuild(), bsptree001(), and currentsphere().

string bsptree001::doc [static]

Initial value:

 
{
  "",
  ""
}

Brief description of each test.

Definition at line 19 of file bsptree001.h.

Referenced by main().

double bsptree001::keyboarddelta

Change in keyboard.

Definition at line 28 of file bsptree001.h.

Referenced by bsptree001(), and special().

bsptree001 * bsptree001::scene = 0 [static]

Definition at line 21 of file bsptree001.h.

Referenced by bsptree001(), currentsphere(), special(), and update().

point2<double> bsptree001::spherepos

Position of sphere.

Definition at line 31 of file bsptree001.h.

Referenced by currentsphere(), and special().

gobjQuadric bsptree001::spherequadric

Definition at line 33 of file bsptree001.h.

Referenced by bsptree001(), and currentsphere().

---

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

• bsptrees/bsptree001.h
• bsptrees/bsptree001.cpp