3DPrinting/Prusa-Firmware
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Minor reformatting

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This commit is contained in:
Yuri D'Elia 2019-05-19 14:34:03 +02:00
parent 9586d71adb
commit 942c38c18b
2 changed files with 12 additions and 10 deletions
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18
Firmware/planner.cpp
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@ -1019,21 +1019,23 @@ Having the real displacement of the head, we can calculate the total movement le
/**
* Use LIN_ADVANCE for blocks if all these are true:
*
* block->steps_e : This is a print move, because we checked for X, Y, Z steps before.
* extruder_advance_K : There is an advance factor set.
* delta_mm[E_AXIS] > 0 : Extruder is running forward (e.g., for "Wipe while retracting" (Slic3r) or "Combing" (Cura) moves)
* block->steps_e : This is a print move, because we checked for X, Y, Z steps before.
* extruder_advance_K : There is an advance factor set.
* delta_mm[E_AXIS] > 0 : Extruder is running forward (e.g., for "Wipe while retracting" (Slic3r) or "Combing" (Cura) moves)
*/
block->use_advance_lead = block->steps_e.wide
&& extruder_advance_K
&& delta_mm[E_AXIS] > 0;
block->use_advance_lead = block->steps_e.wide
&& extruder_advance_K
&& delta_mm[E_AXIS] > 0;
if (block->use_advance_lead) {
block->e_D_ratio = (e - position_float[E_AXIS]) /
sqrt(sq(x - position_float[X_AXIS])
+ sq(y - position_float[Y_AXIS])
+ sq(z - position_float[Z_AXIS]));
// Check for unusual high e_D ratio to detect if a retract move was combined with the last print move due to min. steps per segment. Never execute this with advance!
// This assumes no one will use a retract length of 0mm < retr_length < ~0.2mm and no one will print 100mm wide lines using 3mm filament or 35mm wide lines using 1.75mm filament.
// Check for unusual high e_D ratio to detect if a retract move was combined with the last
// print move due to min. steps per segment. Never execute this with advance! This assumes
// no one will use a retract length of 0mm < retr_length < ~0.2mm and no one will print
// 100mm wide lines using 3mm filament or 35mm wide lines using 1.75mm filament.
if (block->e_D_ratio > 3.0)
block->use_advance_lead = false;
else {

4
Firmware/planner.h
View File

@ -110,10 +110,10 @@ typedef struct {
// Pre-calculated division for the calculate_trapezoid_for_block() routine to run faster.
float speed_factor;
#ifdef LIN_ADVANCE
bool use_advance_lead; // Whether the current block uses LA
uint16_t advance_rate, // Step-rate for extruder speed
uint16_t advance_rate, // Step-rate for extruder speed
max_adv_steps, // max. advance steps to get cruising speed pressure (not always nominal_speed!)
final_adv_steps; // advance steps due to exit speed
uint8_t advance_step_loops; // Number of stepper ticks for each advance isr