; CreateWorldAsset Example
; ------------------------
; Requires Extended mode.

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

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

; 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

; The manifest's model asset is ready along with its world
model_asset=FindWorldAsset(manifest,"display-model")

; CreateWorldAsset instantiates an ordinary entity from the model asset
pickup=CreateWorldAsset(model_asset)
PositionEntity pickup,0,1,0
count=1

While Not KeyDown(1)

    ; Space spawns another pickup from the same asset
    If KeyHit(57)
        item=CreateWorldAsset(model_asset)
        PositionEntity item,Rnd(-4,4),Rnd(0,2),Rnd(0,4)
        TurnEntity item,Rnd(360),Rnd(360),0
        count=count+1
    EndIf

    TurnEntity pickup,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: spawn another pickup   Arrow keys: move camera   Esc: exit"
    Text 0,20,"CreateWorldAsset instances made from one model asset: "+count

    Flip

Wend

FreeWorld manifest
End