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Better ooze prevention during pause (#17625)

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Ondřej Nový 2020-04-22 23:43:06 +02:00 committed by GitHub
parent 6d90d1e1f5
commit 468b813bc1
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 16 additions and 12 deletions
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28
Marlin/src/feature/pause.cpp
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@ -541,11 +541,13 @@ void wait_for_confirmation(const bool is_reload/*=false*/, const int8_t max_beep
* - a nozzle timed out, or
* - the nozzle is already heated.
* - Display "wait for print to resume"
* - Retract to prevent oozing
* - Move the nozzle back to resume_position
* - Unretract
* - Re-prime the nozzle...
* - FWRETRACT: Recover/prime from the prior G10.
* - !FWRETRACT: Retract by resume_position.e, if negative.
* Not sure how this logic comes into use.
* - Move the nozzle back to resume_position
* - Sync the planner E to resume_position.e
* - Send host action for resume, if configured
* - Resume the current SD print job, if any
@ -574,6 +576,18 @@ void resume_print(const float &slow_load_length/*=0*/, const float &fast_load_le
TERN_(HAS_LCD_MENU, lcd_pause_show_message(PAUSE_MESSAGE_RESUME));
// Retract to prevent oozing
unscaled_e_move(-(PAUSE_PARK_RETRACT_LENGTH), feedRate_t(PAUSE_PARK_RETRACT_FEEDRATE));
// Move XY to starting position, then Z
do_blocking_move_to_xy(resume_position, feedRate_t(NOZZLE_PARK_XY_FEEDRATE));
// Move Z_AXIS to saved position
do_blocking_move_to_z(resume_position.z, feedRate_t(NOZZLE_PARK_Z_FEEDRATE));
// Unretract
unscaled_e_move(PAUSE_PARK_RETRACT_LENGTH, feedRate_t(PAUSE_PARK_RETRACT_FEEDRATE));
// Intelligent resuming
#if ENABLED(FWRETRACT)
// If retracted before goto pause
@ -583,13 +597,6 @@ void resume_print(const float &slow_load_length/*=0*/, const float &fast_load_le
// If resume_position is negative
if (resume_position.e < 0) unscaled_e_move(resume_position.e, feedRate_t(PAUSE_PARK_RETRACT_FEEDRATE));
// Move XY to starting position, then Z
do_blocking_move_to_xy(resume_position, feedRate_t(NOZZLE_PARK_XY_FEEDRATE));
// Move Z_AXIS to saved position
do_blocking_move_to_z(resume_position.z, feedRate_t(NOZZLE_PARK_Z_FEEDRATE));
#if ADVANCED_PAUSE_RESUME_PRIME != 0
unscaled_e_move(ADVANCED_PAUSE_RESUME_PRIME, feedRate_t(ADVANCED_PAUSE_PURGE_FEEDRATE));
#endif
@ -611,10 +618,7 @@ void resume_print(const float &slow_load_length/*=0*/, const float &fast_load_le
TERN_(HOST_PROMPT_SUPPORT, host_prompt_open(PROMPT_INFO, PSTR("Resuming"), DISMISS_STR));
#if ENABLED(SDSUPPORT)
if (did_pause_print) {
card.startFileprint();
--did_pause_print;
}
if (did_pause_print) { card.startFileprint(); --did_pause_print; }
#endif
#if ENABLED(ADVANCED_PAUSE_FANS_PAUSE) && FAN_COUNT > 0