Układ_Słoneczny-Piotr_Bednarek

#include <windows.h>
#ifdef __APPLE__
#include <GLUT/glut.h>
#else
#include <GL/glut.h>
#endif

#include <stdlib.h>

using namespace std;

static int slices = 16;
static int stacks = 16;
double gx=0, gy=0,gz=-10;

static void resize(int width, int height)
{
    const float ar = (float) width / (float) height;

    glViewport(0, 0, width, height);
    glMatrixMode(GL_PROJECTION);
    glLoadIdentity();
    gluPerspective(90,1,2,100);

    glMatrixMode(GL_MODELVIEW);
    glLoadIdentity() ;
}

static void Display(void)
{
    const double t = glutGet(GLUT_ELAPSED_TIME) / 1000.0;
    const double a = t*90.0;

    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
    glColor3d(1,1,0);

    glPushMatrix();     // Slonce

        glTranslated(gx,gy,gz);
        glutSolidSphere(1,slices,stacks);

        glPushMatrix();     // Ziemia

            glRotated(a,0,1,0);
            glTranslated(0,0,-2);
            glColor3d(0,1,0);
            glutSolidSphere(0.5,slices,stacks);


            glPushMatrix();     // Ksiezyc

                glRotated(a*2,0,1,1);
                glTranslated(0,1,-0.5);
                glColor3d(1,1,1);
                glutSolidSphere(0.2,slices,stacks);

            glPopMatrix();

        glPopMatrix();      // Koniec Ziemia

        glPushMatrix();     // Saturn + pierscienie

            glRotated(a/2,0,1,0);
            glTranslated(0,0,-6);
            glColor3d(0.8,0.9,1);
            glutSolidSphere(1,slices,stacks);

            glRotated(a/5,1,0,0);
            glScalef(1,1,0.1);
            glColor3d(0,0.3,0.7);
            glutSolidTorus(0.1,2,slices, stacks);
            glColor3d(0.2,0,0.2);
            glutSolidTorus(0.1,2.5,slices,stacks);
            glColor3d(0.4,0.4,0.7);
            glutSolidTorus(0.1,2.8,slices,stacks);

        glPopMatrix();  // Koniec Saturn + pierscienie

    glPopMatrix();      // Koniec Slonca

    glutSwapBuffers();
}

static void mouseMove(int x, int y)
{
    gx = x/1900.0*22-11.;
    gy = -y/1000.0*14+7.;
    Display();
}

static void key(unsigned char key, int x, int y)
{
    switch (key)
    {
    case 27 :
    case 'q':
        exit(0);
        break;

    case 'e':
        slices++;
        stacks++;
        break;

    case 'r':
        if (slices>3 && stacks>3)
        { slices--; stacks--; }
        break;

    case 'a':
        gx-=0.1;
        break;

    case 'd':
        gx+=0.1;
        break;

    case 's':
        gy-=0.1;
        break;

    case 'w':
        gy+=0.1;
        break;
    }

    glutPostRedisplay();
}

static void idle(void)
{
    glutPostRedisplay();
}

const GLfloat light_ambient[]  = { 0.0f, 0.0f, 0.0f, 1.0f };
const GLfloat light_diffuse[]  = { 1.0f, 1.0f, 1.0f, 1.0f };
const GLfloat light_specular[] = { 1.0f, 1.0f, 1.0f, 1.0f };
const GLfloat light_position[] = { 2.0f, 5.0f, 5.0f, 0.0f };

const GLfloat mat_ambient[]    = { 0.7f, 0.7f, 0.7f, 1.0f };
const GLfloat mat_diffuse[]    = { 0.8f, 0.8f, 0.8f, 1.0f };
const GLfloat mat_specular[]   = { 1.0f, 1.0f, 1.0f, 1.0f };
const GLfloat high_shininess[] = { 100.0f };

/* Program entry point */

int main(int argc, char *argv[])
{
    glutInit(&argc, argv);
    glutInitWindowSize(1900,1000);
    glutInitWindowPosition(10,10);
    glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH);

    glutCreateWindow("GLUT Shapes");

    glutReshapeFunc(resize);
    glutDisplayFunc(Display);
    glutKeyboardFunc(key);
    glutIdleFunc(idle);


    // Wywolanie funkcji obslugujacej myszke

    glutMotionFunc(mouseMove);


    glClearColor(0,0,0,1);
    glEnable(GL_CULL_FACE);
    glCullFace(GL_BACK);

    glEnable(GL_DEPTH_TEST);
    glDepthFunc(GL_LESS);

    glEnable(GL_LIGHT0);
    glEnable(GL_NORMALIZE);
    glEnable(GL_COLOR_MATERIAL);
    glEnable(GL_LIGHTING);

    glLightfv(GL_LIGHT0, GL_AMBIENT,  light_ambient);
    glLightfv(GL_LIGHT0, GL_DIFFUSE,  light_diffuse);
    glLightfv(GL_LIGHT0, GL_SPECULAR, light_specular);
    glLightfv(GL_LIGHT0, GL_POSITION, light_position);

    glMaterialfv(GL_FRONT, GL_AMBIENT,   mat_ambient);
    glMaterialfv(GL_FRONT, GL_DIFFUSE,   mat_diffuse);
    glMaterialfv(GL_FRONT, GL_SPECULAR,  mat_specular);
    glMaterialfv(GL_FRONT, GL_SHININESS, high_shininess);

    glutMainLoop();

    return EXIT_SUCCESS;
}