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Merge pull request #9971 from thinkyhead/bf2_lin_advance_duplication 

[2.0.x] Support duplication mode in LIN_ADVANCE
pull/1/head
Scott Lahteine 7 years ago
committed by GitHub
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b08ec22fe1 ca0def766e
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d7aed2fe4f
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2 changed files with 34 additions and 28 deletions
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  1. 41
      Marlin/src/module/stepper.cpp
  2. 21
      Marlin/src/module/stepper.h

41
Marlin/src/module/stepper.cpp
View File

@ -122,8 +122,13 @@ volatile uint32_t Stepper::step_events_completed = 0; // The number of step even
Stepper::final_adv_steps,
Stepper::max_adv_steps;
int8_t Stepper::e_steps = 0,
Stepper::LA_active_extruder; // Copy from current executed block. Needed because current_block is set to NULL "too early".
int8_t Stepper::e_steps = 0;
#if E_STEPPERS > 1
int8_t Stepper::LA_active_extruder; // Copy from current executed block. Needed because current_block is set to NULL "too early".
#else
constexpr int8_t Stepper::LA_active_extruder;
#endif
bool Stepper::use_advance_lead;
@ -755,23 +760,21 @@ void Stepper::isr() {
void Stepper::advance_isr() {
#if ENABLED(MK2_MULTIPLEXER)
// Even-numbered steppers are reversed
#define SET_E_STEP_DIR(INDEX) \
if (e_steps) E## INDEX ##_DIR_WRITE(e_steps < 0 ? !INVERT_E## INDEX ##_DIR ^ TEST(INDEX, 0) : INVERT_E## INDEX ##_DIR ^ TEST(INDEX, 0))
#if ENABLED(MK2_MULTIPLEXER) // For SNMM even-numbered steppers are reversed
#define SET_E_STEP_DIR(INDEX) do{ if (e_steps) E## INDEX ##_DIR_WRITE(e_steps < 0 ? !INVERT_E## INDEX ##_DIR ^ TEST(INDEX, 0) : INVERT_E## INDEX ##_DIR ^ TEST(INDEX, 0)); }while(0)
#elif ENABLED(DUAL_X_CARRIAGE) || ENABLED(DUAL_NOZZLE_DUPLICATION_MODE)
#define SET_E_STEP_DIR(INDEX) do{ if (e_steps) { e_steps < 0 ? REV_E_DIR() : NORM_E_DIR(); } }while(0)
#else
#define SET_E_STEP_DIR(INDEX) \
if (e_steps) E## INDEX ##_DIR_WRITE(e_steps < 0 ? INVERT_E## INDEX ##_DIR : !INVERT_E## INDEX ##_DIR)
#define SET_E_STEP_DIR(INDEX) do{ if (e_steps) E## INDEX ##_DIR_WRITE(e_steps < 0 ? INVERT_E## INDEX ##_DIR : !INVERT_E## INDEX ##_DIR); }while(0)
#endif
#define START_E_PULSE(INDEX) \
if (e_steps) E## INDEX ##_STEP_WRITE(!INVERT_E_STEP_PIN)
#define STOP_E_PULSE(INDEX) \
if (e_steps) { \
e_steps < 0 ? ++e_steps : --e_steps; \
E## INDEX ##_STEP_WRITE(INVERT_E_STEP_PIN); \
}
#if ENABLED(DUAL_X_CARRIAGE) || ENABLED(DUAL_NOZZLE_DUPLICATION_MODE)
#define START_E_PULSE(INDEX) do{ if (e_steps) E_STEP_WRITE(!INVERT_E_STEP_PIN); }while(0)
#define STOP_E_PULSE(INDEX) do{ if (e_steps) { E_STEP_WRITE(INVERT_E_STEP_PIN); e_steps < 0 ? ++e_steps : --e_steps; } }while(0)
#else
#define START_E_PULSE(INDEX) do{ if (e_steps) E## INDEX ##_STEP_WRITE(!INVERT_E_STEP_PIN); }while(0)
#define STOP_E_PULSE(INDEX) do { if (e_steps) { E## INDEX ##_STEP_WRITE(INVERT_E_STEP_PIN); e_steps < 0 ? ++e_steps : --e_steps; } }while(0)
#endif
if (current_block->use_advance_lead) {
if (step_events_completed > LA_decelerate_after && current_adv_steps > final_adv_steps) {
@ -793,7 +796,7 @@ void Stepper::isr() {
else
nextAdvanceISR = ADV_NEVER;
switch(LA_active_extruder) {
switch (LA_active_extruder) {
case 0: SET_E_STEP_DIR(0); break;
#if EXTRUDERS > 1
case 1: SET_E_STEP_DIR(1); break;
@ -816,7 +819,7 @@ void Stepper::isr() {
hal_timer_t pulse_start = HAL_timer_get_count(PULSE_TIMER_NUM);
#endif
switch(LA_active_extruder) {
switch (LA_active_extruder) {
case 0: START_E_PULSE(0); break;
#if EXTRUDERS > 1
case 1: START_E_PULSE(1); break;
@ -840,7 +843,7 @@ void Stepper::isr() {
DELAY_NOPS(EXTRA_CYCLES_E);
#endif
switch(LA_active_extruder) {
switch (LA_active_extruder) {
case 0: STOP_E_PULSE(0); break;
#if EXTRUDERS > 1
case 1: STOP_E_PULSE(1); break;

21
Marlin/src/module/stepper.h
View File

@ -104,8 +104,12 @@ class Stepper {
static uint16_t current_adv_steps, final_adv_steps, max_adv_steps; // Copy from current executed block. Needed because current_block is set to NULL "too early".
#define _NEXT_ISR(T) nextMainISR = T
static int8_t e_steps;
static int8_t LA_active_extruder; // Copy from current executed block. Needed because current_block is set to NULL "too early".
static bool use_advance_lead;
#if E_STEPPERS > 1
static int8_t LA_active_extruder; // Copy from current executed block. Needed because current_block is set to NULL "too early".
#else
constexpr int8_t LA_active_extruder = 0;
#endif
#else // !LIN_ADVANCE
@ -352,19 +356,18 @@ class Stepper {
static int8_t last_extruder = -1;
#if ENABLED(LIN_ADVANCE)
if (current_block->active_extruder != last_extruder) {
current_adv_steps = 0; // If the now active extruder wasn't in use during the last move, its pressure is most likely gone.
LA_active_extruder = current_block->active_extruder;
}
#if E_STEPPERS > 1
if (current_block->active_extruder != last_extruder) {
current_adv_steps = 0; // If the now active extruder wasn't in use during the last move, its pressure is most likely gone.
LA_active_extruder = current_block->active_extruder;
}
#endif
if (current_block->use_advance_lead) {
if ((use_advance_lead = current_block->use_advance_lead)) {
LA_decelerate_after = current_block->decelerate_after;
final_adv_steps = current_block->final_adv_steps;
max_adv_steps = current_block->max_adv_steps;
use_advance_lead = true;
}
else
use_advance_lead = false;
#endif
if (current_block->direction_bits != last_direction_bits || current_block->active_extruder != last_extruder) {

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