-- Init function called from K3dEngine during initialization
-- Warning -- Don't delete this function -- Function must exist
function Init()
	print("Loading map ./maps/test/camera_map.lua")
	K3d_LoadMap("./maps/test/camera_map.lua")
	InitScene()
end

-- Update function called from K3dEngine during update scene
-- Warning -- Don't delete this function -- Function must exist
function Update()
	UpdateScene()
	if K3d_CheckKeyboardKey("Esc") then
		-- Load new script and delete this script
		-- This function must be called as last function in this script
		-- else engine shut down in next funcion
		-- because next function doesn`t exist in new script
		K3d_LoadNewScript("./scripts/main_menu_script.lua")
	end
end

-- Delete function called from K3dEngine during delete scene
-- Warning -- Don't delete this function -- Function must exist
function Delete()
	print("Delete called")
end

-- Global variables
g_iCamera = -1

-- Init scene
function InitScene()
	g_iCamera = K3d_GetObject("MainCamera", ObjType.iCameraObj)--K3d_GetCamera("MainCamera")
	print("g_iCamera =", g_iCamera)
	if g_iCamera == -1 then
		print("MainCamera doesn`t exists.")
		return false
	end
end

-- Update scene in every frame
function UpdateScene()
	-- Your some scene updates
	K3d_Print("K3dEngine 0.1")
	K3d_Print("Testing K3d_GetCamPos, K3d_GetCamDir scripts")
	-- Get camera position
	local x,y,z
	x,y,z = K3d_GetCamPos(g_iCamera)
	K3d_PrintValue("Camera position X", x)
	K3d_PrintValue("Camera position Y", y)
	K3d_PrintValue("Camera position Z", z)
	-- Get camera direction vector
	x,y,z = K3d_GetCamDir(g_iCamera)
	K3d_PrintValue("Camera direction X", x)
	K3d_PrintValue("Camera direction Y", y)
	K3d_PrintValue("Camera direction Z", z)
end