; CreateSphere Example
; --------------------

Graphics3D 640,480,0,2
SetBuffer BackBuffer()

camera=CreateCamera()
PositionEntity camera,0,1,-5

light=CreateLight()
RotateEntity light,45,45,0

segments=8

; Create the sphere
sphere=CreateSphere(segments)
PositionEntity sphere,0,1,0
EntityColor sphere,255,150,50

spin=0

While Not KeyDown(1)

    old=segments

    ; [ / ] choose fewer or more segments
    If KeyHit(26) And segments>2 Then segments=segments-1
    If KeyHit(27) And segments<32 Then segments=segments+1

    ; Rebuild the sphere when the segment count changes
    If segments<>old
        FreeEntity sphere
        sphere=CreateSphere(segments)
        PositionEntity sphere,0,1,0
        EntityColor sphere,255,150,50
    EndIf

    spin=spin+1
    RotateEntity sphere,0,spin,0

    ; Arrow keys move the camera
    If KeyDown(200) Then MoveEntity camera,0,0,0.1
    If KeyDown(208) Then MoveEntity camera,0,0,-0.1
    If KeyDown(203) Then TurnEntity camera,0,1,0
    If KeyDown(205) Then TurnEntity camera,0,-1,0

    RenderWorld

    Text 0,0,"[ / ] : segments   Arrow keys: move camera   Esc: exit"
    Text 0,20,"CreateSphere("+segments+")"

    Flip

Wend

End