planteki_laby

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

#include <stdlib.h>

static int slices = 16;
static int stacks = 16;

/* GLUT callback Handlers */

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

    glViewport(0, 0, width, height);
    glMatrixMode(GL_PROJECTION);
    glLoadIdentity();
   // glFrustum(-ar, ar, -1.0, 1.0, 2.0, 100.0);
    glOrtho(-4*ar,4*ar,-4,4,0,100);
    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(1,0,0);

    glPushMatrix();
        glTranslated(0,0,-3);
        //glRotated(60,1,0,0);
        //glRotated(a,0,0,1);
        glColor3d(1,0,0);
        glutSolidSphere(0.2,slices,stacks);
        glPushMatrix();
        glRotated(a/4,0,0,1);
        glColor3d(0,0,1);
        glTranslated(0.0,0.5,0);
        glScaled(1.0,0.5,1.0);
        glRotated(a,1,0.5,1);
        //glutSolidSphere(0.2,slices,stacks);
        glutWireSphere(0.2,slices,stacks);
        glColor3d(0,1,1);
        glRotated(a*2,0,0,1);
        glTranslated(0.0,0.0,0.5);
        glutSolidTeapot(0.1);
        glPopMatrix();
        glPushMatrix();
        glRotated(90,0,0,1);
        glRotated(a*0.5,0,0,1);
        glTranslated(0.0,2,0);
        glColor3d(0,0,0);
        glutSolidSphere(0.5,slices,stacks);
        glColor3d(1,1,0);
        glRotated(90,1,0,0);
        glScaled(1,1,0.1);
        glutSolidTorus(0.1,0.7,slices,stacks);

        glPopMatrix();
    glPopMatrix();
    /*
    glPushMatrix();
        glTranslated(-0.5,0,-3);
        //glRotated(60,1,0,0);
        //glRotated(a,0,0,1);
        glColor3d(1,0,1);
        glutSolidSphere(0.2,slices,stacks);
        glColor3d(0,1,1);
        glTranslated(-0.5,0,0);
        glutSolidSphere(0.2,slices,stacks);
    glPopMatrix();
    */
        glutSwapBuffers();
}


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

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

        case '-':
            if (slices>3 && stacks>3)
            {
                slices--;
                stacks--;
            }
            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(640,480);
    glutInitWindowPosition(10,10);
    glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH);

    glutCreateWindow("GLUT Shapes");

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

    glClearColor(1,1,1,1);
    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;
}