Solid Cube and Wire Cube Examples
Wire Cube
#include
<GL/glut.h>
#include
<stdlib.h>
void
init(void)
{
glClearColor (0.0, 0.0, 0.0,
0.0);
glShadeModel (GL_FLAT);
}
void
display(void)
{
glClear
(GL_COLOR_BUFFER_BIT);
glColor3f (1.0, 1.0, 1.0);
glLoadIdentity ();
/* clear the matrix */
/* viewing transformation */
gluLookAt (0.0, 0.0, 5.0,
0.0, 0.0, 0.0, 0.0, 1.0, 0.0);
glScalef (1.0, 2.0, 1.0);
/* modeling transformation */
glutWireCube (1.0);
glFlush ();
}
void
reshape (int w, int h)
{
glViewport (0, 0, (GLsizei)
w, (GLsizei) h);
glMatrixMode
(GL_PROJECTION);
glLoadIdentity ();
glFrustum (-1.0, 1.0, -1.0,
1.0, 1.5, 20.0);
glMatrixMode (GL_MODELVIEW);
}
int
main(int argc, char** argv)
{
glutInit(&argc, argv);
glutInitDisplayMode
(GLUT_SINGLE | GLUT_RGB);
glutInitWindowSize (500,
500);
glutInitWindowPosition (100,
100);
glutCreateWindow (argv[0]);
init ();
glutDisplayFunc(display);
glutReshapeFunc(reshape);
glutMainLoop();
return 0;
Solid Cube
#include
<GL/glut.h>
#include
<stdlib.h>
void
init(void)
{
glClearColor (0.0, 0.0, 0.0,
0.0);
glShadeModel (GL_FLAT);
}
void
display(void)
{
glClear
(GL_COLOR_BUFFER_BIT);
glColor3f (1.0, 1.0, 1.0);
glLoadIdentity ();
/* clear the matrix */
/* viewing transformation */
gluLookAt (0.0, 0.0, 5.0,
0.0, 0.0, 0.0, 0.0, 1.0, 0.0);
glScalef (1.0, 2.0, 1.0);
/* modeling transformation */
glutSolidCube (1.0);
glFlush ();
}
void reshape
(int w, int h)
{
glViewport (0, 0, (GLsizei)
w, (GLsizei) h);
glMatrixMode (GL_PROJECTION);
glLoadIdentity ();
glFrustum (-1.0, 1.0, -1.0,
1.0, 1.5, 20.0);
glMatrixMode (GL_MODELVIEW);
}
int main(int
argc, char** argv)
{
glutInit(&argc, argv);
glutInitDisplayMode
(GLUT_SINGLE | GLUT_RGB);
glutInitWindowSize (500,
500);
glutInitWindowPosition (100,
100);
glutCreateWindow (argv[0]);
init ();
glutDisplayFunc(display);
glutReshapeFunc(reshape);
glutMainLoop();
return 0;