그래픽스 실습

#include <glut.h>

void MyDisplay()

{

glClear(GL_COLOR_BUFFER_BIT);

glBegin(GL_POLYGON);

glVertex3f(-0.5, -0.5, 0.0);

glVertex3f(0.5, -0.5, 0.0);

glVertex3f(0.5, 0.5, 0.0);

glVertex3f(-0.5, 0.5, 0.0);

glEnd();

glFlush();

}

int main()

{

glutCreateWindow("OpenGL Drawing Example");

glutDisplayFunc(MyDisplay);

glutMainLoop();

return 0;

}