> i got a program from this link
>
> http://people.sc.fsu.edu/~burkardt/cpp_src/rotating_cube_display_open_gl/rotating_cube_display_open_gl.html<http://people.sc.fsu.edu/%7Eburkardt/cpp_src/rotating_cube_display_open_gl/rotating_cube_display_open_gl.html>
>
>
> http://people.sc.fsu.edu/~burkardt/cpp_src/rotating_cube_display_open_gl/rotating_cube_display_open_gl.html<http://people.sc.fsu.edu/%7Eburkardt/cpp_src/rotating_cube_display_open_gl/rotating_cube_display_open_gl.html>
>
the program i have pasted below -- might be missing some lines as i removed
few lines ( comments ) while pasting here , the actual program is at the
bottom of the page ( link provided above )
>
> # include <cstdlib>
> # include <cmath>
> # include <iostream>
> # include <iomanip>
> # include <fstream>
>
> # include <GL/glut.h>
>
> using namespace std;
>
> GLfloat vertices[][3] = {
> { -1.0, -1.0, -1.0 },
> { 1.0, -1.0, -1.0 },
> { 1.0, 1.0, -1.0 },
> { -1.0, 1.0, -1.0 },
> { -1.0, -1.0, 1.0 },
> { 1.0, -1.0, 1.0 },
> { 1.0, 1.0, 1.0 },
> { -1.0, 1.0, 1.0 } };
>
> GLfloat normals[][3] = {
> { -1.0, -1.0, -1.0 },
> { 1.0, -1.0, -1.0 },
> { 1.0, 1.0, -1.0 },
> { -1.0, 1.0, -1.0 },
> { -1.0, -1.0, 1.0 },
> { 1.0, -1.0, 1.0 },
> { 1.0, 1.0, 1.0 },
> { -1.0, 1.0, 1.0 } };
>
> GLfloat colors[][3] = {
> { 0.0, 0.0, 0.0 },
> { 1.0, 0.0, 0.0 },
> { 1.0, 1.0, 0.0 },
> { 0.0, 1.0, 0.0 },
> { 0.0, 0.0, 1.0 },
> { 1.0, 0.0, 1.0 },
> { 1.0, 1.0, 1.0 },
> { 0.0, 1.0, 1.0 } };
>
> static GLint axis = 2;
> static GLfloat theta[3] = { 0.0, 0.0, 0.0 };
>
> int main ( int argc, char *argv[] );
> void colorcube ( );
> void display ( );
> void mouse ( int btn, int state, int x, int y );
> void myReshape ( int w, int h );
> void polygon ( int a, int b, int c, int d );
> void spinCube ( );
>
>
>
> int main ( int argc, char *argv[] )
> {
> glutInit ( &argc, argv );
> glutInitDisplayMode ( GLUT_DOUBLE | GLUT_RGB | GLUT_DEPTH );
> glutInitWindowSize ( 500, 500 );
> glutInitWindowPosition ( 0, 0 );
> glutCreateWindow ( "Rotating cube" );
> glutReshapeFunc ( myReshape );
> glutDisplayFunc ( display );
> glutIdleFunc ( spinCube );
> glutMouseFunc ( mouse );
> glEnable ( GL_DEPTH_TEST );
> glutMainLoop ( );
>
> return 0;
> }
> void colorcube ( )
>
> {
> polygon ( 0, 3, 2, 1 );
> polygon ( 2, 3, 7, 6 );
> polygon ( 0, 4, 7, 3 );
> polygon ( 1, 2, 6, 5 );
> polygon ( 4, 5, 6, 7 );
> polygon ( 0, 1, 5, 4 );
>
> return;
> }
>
> void display ( )
>
> glClear ( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
>
> glLoadIdentity ( );
>
> glRotatef ( theta[0], 1.0, 0.0, 0.0 );
> glRotatef ( theta[1], 0.0, 1.0, 0.0 );
> glRotatef ( theta[2], 0.0, 0.0, 1.0 );
>
> colorcube ( );
> glFlush ( );
> glutSwapBuffers ( );
>
> return;
> }
>
>
> void mouse ( int btn, int state, int x, int y )
> {
> if ( btn == GLUT_LEFT_BUTTON && state == GLUT_DOWN )
> {
> axis = axis + 1;
> }
> if ( btn == GLUT_MIDDLE_BUTTON && state == GLUT_DOWN )
> {
> axis = axis + 1;
> }
> if ( btn == GLUT_RIGHT_BUTTON && state == GLUT_DOWN )
> {
> axis = axis + 1;
> }
> axis = axis % 3;
>
> return;
> }
>
> void myReshape ( int w, int h )
> {
> glViewport ( 0, 0, w, h );
> glMatrixMode ( GL_PROJECTION );
> glLoadIdentity ( );
>
> if ( w <= h )
> {
> glOrtho (
> -2.0, 2.0,
> -2.0 * ( GLfloat ) h / ( GLfloat ) w, 2.0 * ( GLfloat ) h / ( GLfloat
> ) w,
> -10.0, 10.0 );
> }
> else
> {
> glOrtho (
> -2.0 * ( GLfloat ) h / ( GLfloat ) w, 2.0 * ( GLfloat ) h / ( GLfloat
> ) w,
> -2.0, 2.0,
> -10.0, 10.0 );
> }
>
> glMatrixMode ( GL_MODELVIEW );
>
> return;
> }
>
>
> void polygon ( int a, int b, int c, int d )
>
> {
> glBegin ( GL_POLYGON );
>
> glColor3fv ( colors[a] );
> glNormal3fv ( normals[a] );
> glVertex3fv ( vertices[a] );
>
> glColor3fv ( colors[b] );
> glNormal3fv ( normals[b] );
> glVertex3fv ( vertices[b] );
>
> glColor3fv ( colors[c] );
> glNormal3fv ( normals[c] );
> glVertex3fv ( vertices[c] );
>
> glColor3fv ( colors[d] );
> glNormal3fv ( normals[d] );
> glVertex3fv ( vertices[d] );
>
> glEnd ( );
>
> return;
> }
>
>
> void spinCube ( )
>
> {
> theta[axis] = theta[axis] + 0.020;
> if ( 360.0 < theta[axis] )
> {
> theta[axis] = theta[axis] - 360.0;
> }
> glutPostRedisplay ( );
>
> return;
> }
>
> -------------------------------
>
> I compiled using command
> rvcemcabrp@rvcemcabrp-laptop:~/Desktop/opengl$ g++
> rotating_cube_display_open_gl.C -lm -lGL -lGLU -lglut
>
> then i tried this
>
> ./a.out
> X Error of failed request: BadRequest (invalid request code or no such
> operation)
> Major opcode of failed request: 143 (GLX)
> Minor opcode of failed request: 19 (X_GLXQueryServerString)
> Serial number of failed request: 12
> Current serial number in output stream: 12
> rvcemcabrp@rvcemcabrp-laptop:~/Desktop/opengl$
>
> i want solution for any of the following problems
>
>
> ------------------ this is for one of the labs for BE ( computer science
> students -- VI semester )
> Implement the following programs in C / C++
>
>
> 1. Program to recursively subdivide a tetrahedron to from 3D Sierpinski
> gasket. The number of recursive steps is to be specified by the user.
> 2. Program to implement Liang-Barsky line clipping algorithm.
>
> 3. Program to draw a color cube and spin it using OpenGL transformation
> matrices.
>
> 4. Program to create a house like figure and rotate it about a given
> fixed point using OpenGL functions.
>
> 5. Program to implement the Cohen-Sutherland line-clipping algorithm.
> Make provision to specify the input line, window for clipping and view
> port for displaying the clipped image.
>
> 6. Program to create a cylinder and a parallelepiped by extruding a
> circle and
>
> quadrilateral respectively. Allow the user to specify the circle and
> the quadrilateral.
>
> 7 Program, using OpenGL functions, to draw a simple shaded scene
> consisting of a tea pot on a table. Define suitably the position and
> properties of the light source along with the properties of the properties
> of the surfaces of the solid object used in the scene.
>
> 1. Program to draw a color cube and allow the user to move the camera
> suitably to experiment with perspective viewing. Use OpenGL functions.
> 2. Program to fill any given polygon using scan-line area filling
> algorithm. (Use appropriate data structures.)
> 3. Program to display a set of values { fij } as a rectangular mesh.
>
>
> Part B
>
> Develop a suitable Graphics package to implement the skills learnt in the
> theory and the exercises indicated in Part A. Use the OpenGL.
>
>
>
i have ran opengl progs :) i ran it as
gcc -lglut <filename.c> -o <output file name >
http://techietipsandtricks.blogspot.com/2009/03/opengl-using-gcc-in-ubuntu.html
--
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The box said Windoze or better,so i installed Linux
http://techietipsandtricks.blogspot.com
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