Реферат: Трехмерная графика Теория

if ( ( res = graphresult () ) != grOk ) {

printf ( "\nGraphics error: %s\n", grapherrormsg ( res ) );

exit ( 1 );

}

setgraphmode ( 1 );

DrawObject ( Obj, PrCenter );

do {

setactivepage ( Page % 2 );

clearviewport ();

if ( kbhit ())

{

switch ( ch = getch() ) {

case '+': Obj->ObjScale ((1.1,1.1,1.1)); break;

case '-': Obj->ObjScale ((0.9,0.9,0.9)); break;

case 'x': Obj->ObjMirrorX (); break;

case 'y': Obj->ObjMirrorY (); break;

case 'z': Obj->ObjMirrorZ (); break;

};

if ( ch == 0 )

{

switch ( ch = getch () ) {

case 72 : fi -= step; break;

case 80 : fi += step; break;

case 75 : psi += step; break;

case 77 : psi -= step; break;

};

};

};

Obj->Rotate ( fi, psi, 0 );