I prefer the usual convention that Y+ is up.
Import sidesign.minib3d Graphics3D 1024, 768, 32, 2 chess = CreateCube() ScaleEntity chess, 1, 0.01, 1 cam = CreateCamera() PositionEntity cam, 0, 5, -15 camerazoom cam, 8 piv = CreatePivot() EntityParent cam, piv PointEntity cam, chess Repeat rotateentity piv, 0, ang, 0 ang = (ang + 1) Mod 360 RenderWorld Flip Until KeyHit(key_escape)