#ifdef _WIN32
#include <windows.h>
#include <gl\gl.h>
#include <gl\glut.h>
#endif
#ifndef _WIN32
#include <glut/glut.h>
#endif
#include <stdlib.h>
#include <iostream.h>
void init(void)
{
glClearColor (0.0, 0.0, 0.0, 0.0);
glShadeModel (GL_SMOOTH);
glEnable(GL_LIGHTING);
glEnable(GL_LIGHT0);
glEnable(GL_DEPTH_TEST);
glDepthFunc(GL_LEQUAL);
}
GLfloat spin=0.0;
void display(void)
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_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 */
spin+=0.2;
if(spin>=360) spin=0;
glRotatef(spin,1.0,1.0,1.0);
glutSolidCube (1.0);
glFlush();
glutSwapBuffers();
}
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);
}
void keyboard(unsigned char key, int x, int y)
{
switch (key) {
case 27:
exit(0);
break;
}
}
void animation(void)
{
glutPostRedisplay();
}
int main(int argc, char** argv)
{
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_DOUBLE | GLUT_RGB | GLUT_DEPTH);
glutInitWindowSize (500, 500);
glutInitWindowPosition (100, 100);
glutCreateWindow (argv[0]);
init();
glutDisplayFunc(display);
glutReshapeFunc(reshape);
glutIdleFunc(animation);
glutKeyboardFunc(keyboard);
glutMainLoop();
return 0;
}
what is wrong with this code? it is a modified example of my opengl book…the framerate on my low end mac is much higher than the framerate on my windows xp…
is this a windows specific problem…i don’t know,please help…
thank you