Miscellany

void Slunce(){    GLdouble px = MODEL_DISTANCE*cos(_angle*DEG_TO_RAD);    GLdouble py = MODEL_DISTANCE*1.475 + 1.0*MODEL_DISTANCE*sin(_angle*DEG_TO_RAD);    GLdouble pz = MODEL_DISTANCE*sin(_angle*DEG_TO_RAD);    GLdouble bg = 0.3*sin(_angle*DEG_TO_RAD+20);    GLdouble bb = 0.36*sin(_angle*DEG_TO_RAD+20);    GLdouble tm = 0.4*sin(_angle*DEG_TO_RAD)+0.6;    glPushMatrix();    GLfloat pozice_slunce[] = {px,py,pz,0.0};    GLfloat barva_slunce[] = {1.0*tm,(0.7+bg)*tm,(0.44+bb)*tm,0.0};        //POZICE A SMER SVICENI SLUNCE        glLightf(GL_LIGHT1, GL_SPOT_CUTOFF, 90.0);    glLightfv(GL_LIGHT1, GL_POSITION, pozice_slunce);    glLightfv(GL_LIGHT1, GL_DIFFUSE, barva_slunce);           // nastaveni barvy svetla    glLightf(GL_LIGHT1, GL_QUADRATIC_ATTENUATION, tm);    glEnable(GL_LIGHT1);    glPopMatrix();}