; Auto generated 3D Chameleon Mk4 Tool Change GCode for PrusaSlicer

; - 3D Chameleon Mk4 Tool T{next_extruder} -
;begin switch from extruder {previous_extruder} to extruder #{next_extruder}
M117 Unloading Tool T[previous_extruder]
M83 ; turn relative distances for the extruder
; unload extruder {previous_extruder}
G92 E0
; go to holding position to unload the stock extruder
G0 Y427 F2280  ; <<----- EDIT THIS LINE TO SET THE INITIAL LOCATION OF THE BUTTON
; if this is the first load, then don't unload
G91 ; move to relative mode
M83
; load extruder #{next_extruder}
M117 Loading Tool T{next_extruder}
{if previous_extruder>-1}
; back out the filament for cutting
G0 E-30 F500 ; retract a bit, adjust this to tune waste
; <<<< insert mechanical cutter code here! >>>>
;<<< Start Of Tip Shaping- Remove If No Cutter! >>>
M109 R180; cool down to prevent swelling
M302 S0 ; enable cold extrusion
M106 S255
G0 E20 F2280 ;
G0 E-5 F500 ;
M109 R165; cool down to prevent swelling
G0 E5 F2280 ;
G0 E-1 F500 ;
;M109 R155; cool down to prevent swelling
G0 E1 F2280 ;
G0 E-25 F500 ;
;M109 R150; cool down to prevent swelling
G0 E24 F2280 ; last tip dip with cold tip
G0 E-24 ; last tip dip with cold tip
M109 R180; ok... go back up in temp so we can move the extruder
G0 E-80 F500 ; back out of the extruder
G92 E0
M104 S[temperature];
;<<< End Of Tip Shaping >>>
; we skipped to here if it was extruder -1
{endif}
{if previous_extruder>-1}
; retract it back out of the extruder

G92 E0
G0 E-100 F2280
G92 E0
G0 E-60 F2280
G92 E0

G0 E-30 F2280 ; <<<---- if mechanical cutter, change to a positive value of at least 5mm
G92 E0
; ok - out of extruder - press button to remove it all the way
G91 ; move to relative mode
M82
; we skipped to here if it was extruder -1
{endif}
; press the button to select the new extruder
G0 Y3 F2280

{if next_extruder==0}
G4 P550 ; dwell for .5 seconds - adjust this to match your machines single pulse time
{endif}
{if next_extruder==1}
G4 P1000 ; dwell for 1.0 seconds - adjust this to match your machines two pulse time
{endif}
{if next_extruder==2}
G4 P1500 ; dwell for 1.5 seconds - adjust this to match your machines three pulse time
{endif}
{if next_extruder==3}
G4 P1900 ; dwell for 2.0 seconds - adjust this to match your machines four pulse time
{endif}
G0 Y-3

G4 P5000 ; wait for cutter to work
; ok command selected - back out filament if needed after cut
{if previous_extruder>-1}
G0 Y3 F2280 ; 
G4 P8400 ;
G0 Y-3;
G4 P400

{endif}
G0 Y3 F2280 ; 
G4 P8400 ;
G0 E50 F2280; <<<--- adjust this E value to tune extruder loading
G0 Y-3;
G4 P400

G92 E0
G90 ; move back to absolute mode
M83 ; but make sure the extruder stays in relative
; reload filament all the way into extruder

G92 E0
G0 E100 F2280
G92 E0
G0 E60 F2280 ; <<<<<-----------  EDIT THIS DISTANCE TO FINE TUNE THE FILAMENT LOADING TO STOP BLOBBING OR UNDEREXTRUSION
G92 E0

M83 ; turn relative distances for the extruder
M302 S180 ; prevent cold extrusion
M117 3D Chameleon Tool T{next_extruder}