; WorldAssetSound Example
; -----------------------
; Requires Extended mode.

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

camera=CreateCamera()
PositionEntity camera,0,1,-5
light=CreateLight()
RotateEntity light,45,45,0

; A spinning crate stands in for a shooting player
crate=CreateCube()
PositionEntity crate,0,1,0
EntityColor crate,80,170,255

; Load the asset manifest world in the background
manifest=LoadWorldAsync("../../../samples/worlds/asset-preload.world")
While Not WorldReady(manifest)
    If WorldLoadState(manifest)=WORLD_LOAD_FAILED Then RuntimeError WorldLoadError(manifest)
    Cls
    Text 0,0,"Loading the asset manifest..."
    Flip
Wend

; WorldAssetSound turns the ready sound asset into an ordinary
; sound reference, decoded on a worker thread during loading
sound_asset=FindWorldAsset(manifest,"ready-sound")
sound=WorldAssetSound(sound_asset)

; The reference survives freeing the source manifest world
FreeWorld manifest

channel=0

While Not KeyDown(1)

    ; Space fires the asset sound
    If KeyHit(57) Then channel=PlaySound(sound)

    If channel And ChannelPlaying(channel) Then playing=1 Else playing=0

    TurnEntity crate,0,1,0

    ; 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,"Space: play the asset sound   Arrow keys: move camera   Esc: exit"
    Text 0,20,"WorldAssetSound returned sound "+sound+"   playing = "+playing

    Flip

Wend

FreeSound sound
End