graphmisc.h File Reference

#include <cassert>
#include <string>
#include <sstream>
#include <iostream>
#include <vector>
#include <GL/glut.h>
#include <commandline.h>
#include <mathlib.h>
#include <print.h>
#include <gobj.h>

Include dependency graph for graphmisc.h:

Go to the source code of this file.

Classes
class	OpenGLinitialisation
	A default OpenGL session. More...
class	myRotate
	Rotate. More...
class	myglPushMatrixMode
	Push and pop the current OpenGL matrix mode. More...
class	myglPushMatrix
	Push and pop the current OpenGL matrix. More...
class	myglPushAttrib
	Save and restore the attribute. More...
class	myglCapability
	Enable and disable an attriub. More...
class	myglMode
class	myLightingTurnOff
	Turn the lighting off. More...
class	myaxes
	Draw axes at the origin. More...
class	camera
	View manipulator. More...
class	framerate< period >
	Display a Glut applications framerate. More...
class	gltextmsg
class	gobjMyTranslateDraw
	Save the coordinate system, translate, draw, restore. More...
class	gobjQuadric
class	gobjMyDiscDraw
class	gobjMySphereDraw
	Draw a translated sphere. More...
class	gobjMyCircle
	Sampled circle or ellipse. More...
class	gobjMyCircleDraw
	Draw a circle or ellipse in xy plane. More...
class	gobjMyBitmapCharacter
	Display a character string in 3D space. More...
class	gobjMyArrow
	Draw a primitive flat arrow in 3D space. More...
class	gobjMyDiskDraw
class	colorfunction
	Mapping a color from blue to red along a unit length. More...
class	gridsquare
	Draw a square grid. More...
class	graphmisc
	Miscellaneous graphics functions. More...
Functions
void	glerrordisplay ()
	Write OpenGl errors to cout.
void	axes (doublec length)
	Draw axes red(x), green(y), blue(z).
void	wirerectangle (floatc x, floatc y, floatc z)
	Draw a wire box with the following dimensions.

---

Function Documentation

void axes

(

doublec

length

)

Draw axes red(x), green(y), blue(z).

Definition at line 89 of file graphmisc.cpp.

Referenced by display(), and vrmlshape::writePN().

{
  myLightingTurnOff temp;

  glBegin(GL_LINES);
   
  glColor3f(1.0,0.0,0.0);
  glVertex3f(0.0,0.0,0.0);
  glVertex3f(length,0.0,0.0);

  glColor3f(0.0,1.0,0.0);
  glVertex3f(0.0,0.0,0.0);
  glVertex3f(0.0,length,0.0);
  
  glColor3f(0.0,0.0,1.0);
  glVertex3f(0.0,0.0,0.0);
  glVertex3f(0.0,0.0,length);

  glEnd();
}

void glerrordisplay

(

)

[inline]

Write OpenGl errors to cout.

Definition at line 110 of file graphmisc.cpp.

Referenced by zprtest::display(), visenv::display(), simplexD1tessapp01::display(), menusystemtest04::display(), menusystemtest03::display(), menusystemtest02::display(), menusystemtest01::display(), d2simplextest::display(), test07::display(), test06::display(), test05::display(), test01obj< P, PD >::display(), bsptree001::display(), display(), partitionstest::display01(), helixtestscope::helixtest::display01(), spiralindextest::display01(), snakesorttest::display01(), simplexD2tessapp01::display01(), quickhull3Dtest::display01(), quickhull2Dtest::display01(), triangletest::display01(), tetrahedrontest::display01(), plotpolartest::display01(), maze005::display01(), maze004::display01(), maze003::display01(), maze002::display01(), maze001::display01(), buttonpanel01test::display01(), diskinttest::display01(), circleD2test::display01(), boxOBBhalfspaceD2test::display01(), triangles3Tdisplaytest::display01(), menusystemtest::display01(), graphicsImmediateDeferredTest::display01(), gobjtest::display01(), delaunaysimpleD2test::display01(), cubegui::display01(), regionD2linkedtest::display01(), polytopesD2linkedtest::display01(), pathlinesegtest::display01(), display01(), partitionstest::display02(), menusystemtest::display02(), display02(), cubedraw3d::draw(), cubedraw2d::draw(), meshpatchtestdisplay01(), planeinttestdisplay01(), pointsurfacetestdisplay01(), zpr::readProjection(), zpr::readScreenDimensions(), zpr::write(), and zpr::zpr().

{
  GLenum errval = glGetError();
  if (errval != GL_NO_ERROR)
     cout << gluErrorString( errval ) << endl;
}

void wirerectangle	(	floatc	x,
		floatc	y,
		floatc	z
	)

Draw a wire box with the following dimensions.

[scales]

Definition at line 48 of file graphmisc.cpp.

{
  myglPushMatrix temp;
  glScalef (x,y,z);
  glutWireCube (1.0);
}