; Ooze-compensation based on heater standby time evaluated by 'state.upTime'
; works for dual extrusion and assumes that the standby temps are close or equal to print temps

; config.g specifies global variables
global tool0_primed = false		; tool is 'off'
global tool1_primed = false

global tool0_ooze_temp = 180	; only if current temp is higher than ooze_temp, we will see oozing
global tool1_ooze_temp = 180	

global standby_duration = 0		; only works when there is exactly one tool in standby (mixing tools or >2 tools need different times)

global tool0_ooze_factor = nn.nn		; varies depending on nozzle diameter (maybe add variation later, based on {heat.heaters[#].active - tool#_ooze_temp})
global tool1_ooze_factor = mm.mm

; tfree#.g sets the starting time for standby duration (can we assume it was used before and is on print temp?)
if heat.heaters[#].current is >= global.tool#_ooze_temp
	set global.standby_duration = state.upTime		; this tool will ooze, so let the count begin

; tpre# checks for primed_status
if global.tool#_primed = false
	set global.tool#_primed = true
	; maybe add some priming extrusion here
	
; tpost#.g checks if it was selected before (primed?) then calculates the extra ooze-compensation 
M116 P#		; wait for temp rising to print temp
if global.tool#_primed = true
	; maybe some extra smart calculation based on M307 cooldown time can take place here?
	; simple calculation when standby_temp = print_temp (for shortest tool changes)
	var extra-retraction = (tool#_ooze_factor * (state.upTime - standby_duration))		
	G1 E(extra-retraction)F(tools[#].retraction.unretractSpeed)
	echo "Tool # got Ooze compensation of:"
	echo extra-retraction
	set global.standby_duration = 0