// this example should work with AGK V1 and V2

// press the spacebar or the onscreen button to toggle the cull mode of the cubes

// make and position 3 transparent boxes one behind the other
for i = 1 to 3
	CreateObjectBox(i,20,20,20)
	SetObjectTransparency(i,1)
	SetObjectColor(i,0,255,255,150)
	SetObjectPosition(i,-30,0,(i-1)*30)
next i

for i = 4 to 6
	CreateObjectBox(i,20,20,20)
	SetObjectTransparency(i,1)
	SetObjectColor(i,0,255,255,150)
	SetObjectPosition(i,30,0,(i-4)*30)
next i


// create a directional and point light
CreateLightDirectional(1,-1,-1,0.5,255,255,255)
CreateLightPoint(1,0,10,30,200,255,255,255)

// position and orientate camera
SetCameraPosition(1,0,50,-100)
SetCameraLookAt(1,0,0,30,0)

// set an initial cull mode
cull_mode = 1

do

	// press the space button to toggle the cull mode
	if GetButtonPressed(1) = 1
		inc cull_mode
		if cull_mode > 2
			cull_mode = 0
		endif

		// alter the cull mode for all the cubes
		for i = 1 to 6
			SetObjectCullMode(i,cull_mode)
		next i

	endif

	// print a message based on the cull mode
	select cull_mode

		case 0
			print("show front and back faces")
		endcase

		case 1
			print("show front faces only")
		endcase

		case 2
			print("show back faces only")
		endcase

	endselect

	sync()

loop