; EntityReceivesDecals Example
; ----------------------------
; Requires Extended mode.

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

camera=CreateCamera()
PositionEntity camera,0,0,-7

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

; Two crates side by side
crate1=CreateCube()
PositionEntity crate1,-1.7,0,3
EntityColor crate1,150,110,70

crate2=CreateCube()
PositionEntity crate2,1.7,0,3
EntityColor crate2,150,110,70

; Paint an orange splat texture in memory
splat=CreateTexture(64,64,3)
SetBuffer TextureBuffer(splat)
ClsColor 0,0,0
Cls
Color 255,80,20
Oval 6,6,52,52,True
SetBuffer BackBuffer()
Color 255,255,255

; One decal projector sweeps across both crates
decal=CreateDecal(splat)
DecalSize decal,1.2,1.2,0.5

receives=True

While Not KeyDown(1)

    ; Space toggles decal reception on the right crate
    If KeyHit(57) Then
        receives=Not receives
        EntityReceivesDecals crate2,receives
    EndIf

    ; Sweep the projector across both crates
    angle#=angle+1.5
    PositionEntity decal,3*Sin(angle),0,2

    ; 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,"Arrow keys: move camera   Space: toggle right crate   Esc: exit"
    If receives Then Text 0,20,"EntityReceivesDecals crate2,True - both crates take the splat" Else Text 0,20,"EntityReceivesDecals crate2,False - the right crate refuses it"

    Flip

Wend

End