آموزش OpenGL

[amin1softco]

اینو ببین شاید رستگار شدی

#include <windows.h>



#include<GL/glut.h>

#include <math.h>

#include <time.h>





void init()

{

    glClearColor(0, 0, 0, 0);

    glMatrixMode(GL_PROJECTION);

    gluOrtho2D(0, 200, 0, 200);

}

GLint i = 0, j = 30,GLcounter=0;



GLdouble k = 3;

void Display()

{

    //for (k = 0; k<20; k++){

    GLcounter++;

    if (GLcounter > 50) {

        k = -k;

        GLcounter = 0;

    }

        static float fElect1 = 0.0;

        glRotatef(fElect1, 0.0, 1.0, 0.0);

        Sleep(100);

        glTranslatef(k, 0.0, 0.0);

        glClear(GL_COLOR_BUFFER_BIT);

        glColor3f(1.0, 0.0, 0.0);

        glBegin(GL_QUADS);

        glVertex2i(i, j);

        glVertex2i(i + 15, j + 30);

        glVertex2i(i + 45, j + 30);

        glVertex2i(i + 60, j);

        glEnd();

        

        glEnable(GL_POINT_SMOOTH);

        glPointSize(35);

        glBegin(GL_POINTS);

        glColor3f(1, 1, 1);

        glVertex2i(i + 20, j);

        glColor3f(1, 1, 1);

        glVertex2i(i + 40, j);

        glEnd();

        glFlush();

        glutSwapBuffers();





    //}

}

void keyboard(unsigned char key, int x, int y)

{

    switch (key) {

    case '1':

    Sleep(180);

    if (k < 0) k = -k;

    glutPostRedisplay();

    



    break;



    case '2':

    Sleep(290);

    if (k > 0) k = -k;

    glutPostRedisplay();



    break;



    case '3':

        exit(1);

        break;

        case 'X':

        exit(2);





    default:

    break;

    }





}









int main(int argc, char **argv)

{

    glutInit(&argc, argv);

    glutInitDisplayMode(GLUT_SINGLE | GLUT_RGB);





    glutInitWindowSize(500, 500);

    glutInitWindowPosition(200, 200);





    glutCreateWindow("Moving Car");

    init();



    

glutDisplayFunc(Display);

    glutKeyboardFunc(keyboard);

    glutIdleFunc(Display);

    glutMainLoop();





    return 0;

}