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Fix mixing extruder filament change (#13803)

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This commit is contained in:
Thomas Moore 2019-05-01 22:55:58 -04:00 committed by Scott Lahteine
parent bf54251a10
commit ee243e4edf
15 changed files with 182 additions and 52 deletions
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6
Marlin/src/HAL/shared/backtrace/unwarm_arm.cpp
View file

@ -124,13 +124,11 @@ UnwResult UnwStartArm(UnwState * const state) {
/* MRS */
else if ((instr & 0xFFBF0FFF) == 0xE10F0000) {
uint8_t rd = (instr & 0x0000F000) >> 12;
#ifdef UNW_DEBUG
const bool R = !!(instr & 0x00400000);
#else
constexpr bool R = false;
#endif
uint8_t rd = (instr & 0x0000F000) >> 12;
UnwPrintd4("MRS r%d,%s\t; r%d invalidated", rd, R ? "SPSR" : "CPSR", rd);
#endif
/* Status registers untracked */
state->regData[rd].o = REG_VAL_INVALID;

2
Marlin/src/core/language.h
View file

@ -162,6 +162,8 @@
#define MSG_BEGIN_FILE_LIST "Begin file list"
#define MSG_END_FILE_LIST "End file list"
#define MSG_INVALID_EXTRUDER "Invalid extruder"
#define MSG_INVALID_E_STEPPER "Invalid E stepper"
#define MSG_E_STEPPER_NOT_SPECIFIED "E stepper not specified"
#define MSG_INVALID_SOLENOID "Invalid solenoid"
#define MSG_ERR_NO_THERMISTORS "No thermistors - no temperature"
#define MSG_M115_REPORT "FIRMWARE_NAME:Marlin " DETAILED_BUILD_VERSION " SOURCE_CODE_URL:" SOURCE_CODE_URL " PROTOCOL_VERSION:" PROTOCOL_VERSION " MACHINE_TYPE:" MACHINE_NAME " EXTRUDER_COUNT:" STRINGIFY(EXTRUDERS) " UUID:" MACHINE_UUID

6
Marlin/src/feature/mixing.cpp
View file

@ -132,7 +132,7 @@ void Mixer::init() {
#endif
}
void Mixer::refresh_collector(const float proportion/*=1.0*/, const uint8_t t/*=selected_vtool*/) {
void Mixer::refresh_collector(const float proportion/*=1.0*/, const uint8_t t/*=selected_vtool*/, float (&c)[MIXING_STEPPERS]/*=collector*/) {
float csum = 0, cmax = 0;
MIXER_STEPPER_LOOP(i) {
const float v = color[t][i];
@ -142,8 +142,8 @@ void Mixer::refresh_collector(const float proportion/*=1.0*/, const uint8_t t/*=
//SERIAL_ECHOPAIR("Mixer::refresh_collector(", proportion, ", ", int(t), ") cmax=", cmax, " csum=", csum, " color");
const float inv_prop = proportion / csum;
MIXER_STEPPER_LOOP(i) {
collector[i] = color[t][i] * inv_prop;
//SERIAL_ECHOPAIR(" [", int(t), "][", int(i), "] = ", int(color[t][i]), " (", collector[i], ") ");
c[i] = color[t][i] * inv_prop;
//SERIAL_ECHOPAIR(" [", int(t), "][", int(i), "] = ", int(color[t][i]), " (", c[i], ") ");
}
//SERIAL_EOL();
}

18
Marlin/src/feature/mixing.h
View file

@ -51,19 +51,19 @@ enum MixTool {
FIRST_USER_VIRTUAL_TOOL = 0,
LAST_USER_VIRTUAL_TOOL = MIXING_VIRTUAL_TOOLS - 1,
NR_USER_VIRTUAL_TOOLS,
#ifdef RETRACT_SYNC_MIXING
MIXER_AUTORETRACT_TOOL = NR_USER_VIRTUAL_TOOLS,
NR_MIXING_VIRTUAL_TOOLS
#else
NR_MIXING_VIRTUAL_TOOLS = NR_USER_VIRTUAL_TOOLS
MIXER_DIRECT_SET_TOOL = NR_USER_VIRTUAL_TOOLS,
#if ENABLED(RETRACT_SYNC_MIXING)
MIXER_AUTORETRACT_TOOL,
#endif
NR_MIXING_VIRTUAL_TOOLS
};
#ifdef RETRACT_SYNC_MIXING
static_assert(NR_MIXING_VIRTUAL_TOOLS <= 254, "MIXING_VIRTUAL_TOOLS must be <= 254!");
#if ENABLED(RETRACT_SYNC_MIXING)
#define MAX_VTOOLS 254
#else
static_assert(NR_MIXING_VIRTUAL_TOOLS <= 255, "MIXING_VIRTUAL_TOOLS must be <= 255!");
#define MAX_VTOOLS 255
#endif
static_assert(NR_MIXING_VIRTUAL_TOOLS <= MAX_VTOOLS, "MIXING_VIRTUAL_TOOLS must be <= " STRINGIFY(MAX_VTOOLS) "!");
#define MIXER_STEPPER_LOOP(VAR) \
for (uint_fast8_t VAR = 0; VAR < MIXING_STEPPERS; VAR++)
@ -100,7 +100,7 @@ class Mixer {
static void init(); // Populate colors at boot time
static void reset_vtools();
static void refresh_collector(const float proportion=1.0, const uint8_t t=selected_vtool);
static void refresh_collector(const float proportion=1.0, const uint8_t t=selected_vtool, float (&c)[MIXING_STEPPERS]=collector);
// Used up to Planner level
FORCE_INLINE static void set_collector(const uint8_t c, const float f) { collector[c] = MAX(f, 0.0f); }

15
Marlin/src/feature/pause.cpp
View file

@ -302,16 +302,22 @@ bool load_filament(const float &slow_load_length/*=0*/, const float &fast_load_l
*/
bool unload_filament(const float &unload_length, const bool show_lcd/*=false*/,
const PauseMode mode/*=PAUSE_MODE_PAUSE_PRINT*/
#if BOTH(FILAMENT_UNLOAD_ALL_EXTRUDERS, MIXING_EXTRUDER)
, const float &mix_multiplier/*=1.0*/
#endif
) {
#if !HAS_LCD_MENU
UNUSED(show_lcd);
#endif
#if !BOTH(FILAMENT_UNLOAD_ALL_EXTRUDERS, MIXING_EXTRUDER)
constexpr float mix_multiplier = 1.0;
#endif
if (!ensure_safe_temperature(mode)) {
#if HAS_LCD_MENU
if (show_lcd) lcd_pause_show_message(PAUSE_MESSAGE_STATUS);
#endif
return false;
}
@ -320,13 +326,14 @@ bool unload_filament(const float &unload_length, const bool show_lcd/*=false*/,
#endif
// Retract filament
do_pause_e_move(-FILAMENT_UNLOAD_RETRACT_LENGTH, PAUSE_PARK_RETRACT_FEEDRATE);
do_pause_e_move(-(FILAMENT_UNLOAD_RETRACT_LENGTH) * mix_multiplier, (PAUSE_PARK_RETRACT_FEEDRATE) * mix_multiplier);
// Wait for filament to cool
safe_delay(FILAMENT_UNLOAD_DELAY);
// Quickly purge
do_pause_e_move(FILAMENT_UNLOAD_RETRACT_LENGTH + FILAMENT_UNLOAD_PURGE_LENGTH, planner.settings.max_feedrate_mm_s[E_AXIS]);
do_pause_e_move((FILAMENT_UNLOAD_RETRACT_LENGTH + FILAMENT_UNLOAD_PURGE_LENGTH) * mix_multiplier,
planner.settings.max_feedrate_mm_s[E_AXIS] * mix_multiplier);
// Unload filament
#if FILAMENT_CHANGE_UNLOAD_ACCEL > 0
@ -334,7 +341,7 @@ bool unload_filament(const float &unload_length, const bool show_lcd/*=false*/,
planner.settings.retract_acceleration = FILAMENT_CHANGE_UNLOAD_ACCEL;
#endif
do_pause_e_move(unload_length, FILAMENT_CHANGE_UNLOAD_FEEDRATE);
do_pause_e_move(unload_length * mix_multiplier, (FILAMENT_CHANGE_UNLOAD_FEEDRATE) * mix_multiplier);
#if FILAMENT_CHANGE_FAST_LOAD_ACCEL > 0
planner.settings.retract_acceleration = saved_acceleration;

6
Marlin/src/feature/pause.h
View file

@ -92,6 +92,10 @@ void resume_print(const float &slow_load_length=0, const float &fast_load_length
bool load_filament(const float &slow_load_length=0, const float &fast_load_length=0, const float &extrude_length=0, const int8_t max_beep_count=0, const bool show_lcd=false,
const bool pause_for_user=false, const PauseMode mode=PAUSE_MODE_PAUSE_PRINT DXC_PARAMS);
bool unload_filament(const float &unload_length, const bool show_lcd=false, const PauseMode mode=PAUSE_MODE_PAUSE_PRINT);
bool unload_filament(const float &unload_length, const bool show_lcd=false, const PauseMode mode=PAUSE_MODE_PAUSE_PRINT
#if BOTH(FILAMENT_UNLOAD_ALL_EXTRUDERS, MIXING_EXTRUDER)
, const float &mix_multiplier=1.0
#endif
);
#endif // ADVANCED_PAUSE_FEATURE

21
Marlin/src/gcode/feature/pause/M600.cpp
View file

@ -41,6 +41,10 @@
#include "../../../lcd/menu/menu_mmu2.h"
#endif
#if ENABLED(MIXING_EXTRUDER)
#include "../../../feature/mixing.h"
#endif
/**
* M600: Pause for filament change
*
@ -58,8 +62,21 @@
void GcodeSuite::M600() {
point_t park_point = NOZZLE_PARK_POINT;
#if ENABLED(MIXING_EXTRUDER)
const int8_t target_e_stepper = get_target_e_stepper_from_command();
if (target_e_stepper < 0) return;
const uint8_t old_mixing_tool = mixer.get_current_vtool();
mixer.T(MIXER_DIRECT_SET_TOOL);
MIXER_STEPPER_LOOP(i) mixer.set_collector(i, i == uint8_t(target_e_stepper) ? 1.0 : 0.0);
mixer.normalize();
const int8_t target_extruder = active_extruder;
#else
const int8_t target_extruder = get_target_extruder_from_command();
if (target_extruder < 0) return;
#endif
#if ENABLED(DUAL_X_CARRIAGE)
int8_t DXC_ext = target_extruder;
@ -155,6 +172,10 @@ void GcodeSuite::M600() {
if (active_extruder_before_filament_change != active_extruder)
tool_change(active_extruder_before_filament_change, 0, false);
#endif
#if ENABLED(MIXING_EXTRUDER)
mixer.T(old_mixing_tool); // Restore original mixing tool
#endif
}
#endif // ADVANCED_PAUSE_FEATURE

62
Marlin/src/gcode/feature/pause/M701_M702.cpp
View file

@ -42,10 +42,15 @@
#include "../../../feature/prusa_MMU2/mmu2.h"
#endif
#if ENABLED(MIXING_EXTRUDER)
#include "../../../feature/mixing.h"
#endif
/**
* M701: Load filament
*
* T<extruder> - Optional extruder number. Current extruder if omitted.
* T<extruder> - Extruder number. Required for mixing extruder.
* For non-mixing, current extruder if omitted.
* Z<distance> - Move the Z axis by this distance
* L<distance> - Extrude distance for insertion (positive value) (manual reload)
*
@ -59,9 +64,21 @@ void GcodeSuite::M701() {
if (axis_unhomed_error()) park_point.z = 0;
#endif
#if ENABLED(MIXING_EXTRUDER)
const int8_t target_e_stepper = get_target_e_stepper_from_command();
if (target_e_stepper < 0) return;
const uint8_t old_mixing_tool = mixer.get_current_vtool();
mixer.T(MIXER_DIRECT_SET_TOOL);
MIXER_STEPPER_LOOP(i) mixer.set_collector(i, (i == (uint8_t)target_e_stepper) ? 1.0 : 0.0);
mixer.normalize();
const int8_t target_extruder = active_extruder;
#else
const int8_t target_extruder = get_target_extruder_from_command();
if (target_extruder < 0) return;
#endif
// Z axis lift
if (parser.seenval('Z')) park_point.z = parser.linearval('Z');
@ -107,6 +124,10 @@ void GcodeSuite::M701() {
tool_change(active_extruder_before_filament_change, 0, false);
#endif
#if ENABLED(MIXING_EXTRUDER)
mixer.T(old_mixing_tool); // Restore original mixing tool
#endif
// Show status screen
#if HAS_LCD_MENU
lcd_pause_show_message(PAUSE_MESSAGE_STATUS);
@ -116,7 +137,8 @@ void GcodeSuite::M701() {
/**
* M702: Unload filament
*
* T<extruder> - Optional extruder number. If omitted, current extruder
* T<extruder> - Extruder number. Required for mixing extruder.
* For non-mixing, if omitted, current extruder
* (or ALL extruders with FILAMENT_UNLOAD_ALL_EXTRUDERS).
* Z<distance> - Move the Z axis by this distance
* U<distance> - Retract distance for removal (manual reload)
@ -131,8 +153,32 @@ void GcodeSuite::M702() {
if (axis_unhomed_error()) park_point.z = 0;
#endif
#if ENABLED(MIXING_EXTRUDER)
const uint8_t old_mixing_tool = mixer.get_current_vtool();
#if ENABLED(FILAMENT_UNLOAD_ALL_EXTRUDERS)
float mix_multiplier = 1.0;
if (!parser.seenval('T')) {
mixer.T(MIXER_AUTORETRACT_TOOL);
mix_multiplier = MIXING_STEPPERS;
}
else
#endif
{
const int8_t target_e_stepper = get_target_e_stepper_from_command();
if (target_e_stepper < 0) return;
mixer.T(MIXER_DIRECT_SET_TOOL);
MIXER_STEPPER_LOOP(i) mixer.set_collector(i, (i == (uint8_t)target_e_stepper) ? 1.0 : 0.0);
mixer.normalize();
}
const int8_t target_extruder = active_extruder;
#else
const float unload_length_multiplier = 1.0;
const int8_t target_extruder = get_target_extruder_from_command();
if (target_extruder < 0) return;
#endif
// Z axis lift
if (parser.seenval('Z')) park_point.z = parser.linearval('Z');
@ -171,7 +217,11 @@ void GcodeSuite::M702() {
const float unload_length = -ABS(parser.seen('U') ? parser.value_axis_units(E_AXIS)
: fc_settings[target_extruder].unload_length);
unload_filament(unload_length, true, PAUSE_MODE_UNLOAD_FILAMENT);
unload_filament(unload_length, true, PAUSE_MODE_UNLOAD_FILAMENT
#if ALL(FILAMENT_UNLOAD_ALL_EXTRUDERS, MIXING_EXTRUDER)
, mix_multiplier
#endif
);
}
#endif
@ -185,6 +235,10 @@ void GcodeSuite::M702() {
tool_change(active_extruder_before_filament_change, 0, false);
#endif
#if ENABLED(MIXING_EXTRUDER)
mixer.T(old_mixing_tool); // Restore original mixing tool
#endif
// Show status screen
#if HAS_LCD_MENU
lcd_pause_show_message(PAUSE_MESSAGE_STATUS);

21
Marlin/src/gcode/gcode.cpp
View file

@ -72,17 +72,32 @@ bool GcodeSuite::axis_relative_modes[] = AXIS_RELATIVE_MODES;
int8_t GcodeSuite::get_target_extruder_from_command() {
if (parser.seenval('T')) {
const int8_t e = parser.value_byte();
if (e >= EXTRUDERS) {
if (e < EXTRUDERS) return e;
SERIAL_ECHO_START();
SERIAL_CHAR('M'); SERIAL_ECHO(parser.codenum);
SERIAL_ECHOLNPAIR(" " MSG_INVALID_EXTRUDER " ", int(e));
return -1;
}
return e;
}
return active_extruder;
}
/**
* Get the target e stepper from the T parameter
* Return -1 if the T parameter is out of range or unspecified
*/
int8_t GcodeSuite::get_target_e_stepper_from_command() {
const int8_t e = parser.intval('T', -1);
if (WITHIN(e, 0, E_STEPPERS - 1)) return e;
SERIAL_ECHO_START();
SERIAL_CHAR('M'); SERIAL_ECHO(parser.codenum);
if (e == -1)
SERIAL_ECHOLNPGM(" " MSG_E_STEPPER_NOT_SPECIFIED);
else
SERIAL_ECHOLNPAIR(" " MSG_INVALID_E_STEPPER " ", int(e));
return -1;
}
/**
* Set XYZE destination and feedrate from the current GCode command
*

1
Marlin/src/gcode/gcode.h
View file

@ -298,6 +298,7 @@ public:
FORCE_INLINE static void reset_stepper_timeout() { previous_move_ms = millis(); }
static int8_t get_target_extruder_from_command();
static int8_t get_target_e_stepper_from_command();
static void get_destination_from_command();
static void process_parsed_command(

4
Marlin/src/lcd/menu/menu_mixer.cpp
View file

@ -101,7 +101,7 @@
MENU_ITEM_EDIT_CALLBACK(int8, MSG_GRADIENT_ALIAS, &mixer.gradient.vtool_index, 0, MIXING_VIRTUAL_TOOLS - 1, mixer.refresh_gradient);
#endif
char tmp[10];
char tmp[18];
MENU_ITEM(submenu, MSG_START_Z ":", lcd_mixer_gradient_z_start_edit);
MENU_ITEM_ADDON_START(9);
@ -298,7 +298,7 @@ void menu_mixer() {
#if ENABLED(GRADIENT_MIX)
{
char tmp[10];
char tmp[13];
MENU_ITEM(submenu, MSG_GRADIENT, lcd_mixer_edit_gradient_menu);
MENU_ITEM_ADDON_START(10);
sprintf_P(tmp, PSTR("T%i->T%i"), mixer.gradient.start_vtool, mixer.gradient.end_vtool);

4
Marlin/src/lcd/menu/menu_ubl.cpp
View file

@ -228,7 +228,7 @@ void _lcd_ubl_validate_mesh() {
* UBL Grid Leveling Command
*/
void _lcd_ubl_grid_level_cmd() {
char UBL_LCD_GCODE[10];
char UBL_LCD_GCODE[12];
sprintf_P(UBL_LCD_GCODE, PSTR("G29 J%i"), side_points);
lcd_enqueue_command(UBL_LCD_GCODE);
}
@ -269,7 +269,7 @@ void _lcd_ubl_mesh_leveling() {
* UBL Fill-in Amount Mesh Command
*/
void _lcd_ubl_fillin_amount_cmd() {
char UBL_LCD_GCODE[16];
char UBL_LCD_GCODE[18];
sprintf_P(UBL_LCD_GCODE, PSTR("G29 P3 R C.%i"), ubl_fillin_amount);
lcd_enqueue_command(UBL_LCD_GCODE);
}

14
Marlin/src/module/motion.cpp
View file

@ -982,10 +982,22 @@ void prepare_move_to_destination() {
}
#endif // PREVENT_COLD_EXTRUSION
#if ENABLED(PREVENT_LENGTHY_EXTRUDE)
if (ABS(destination[E_AXIS] - current_position[E_AXIS]) * planner.e_factor[active_extruder] > (EXTRUDE_MAXLENGTH)) {
const float e_delta = ABS(destination[E_AXIS] - current_position[E_AXIS]) * planner.e_factor[active_extruder];
if (e_delta > (EXTRUDE_MAXLENGTH)) {
#if ENABLED(MIXING_EXTRUDER)
bool ignore_e = false;
float collector[MIXING_STEPPERS];
mixer.refresh_collector(1.0, mixer.get_current_vtool(), collector);
MIXER_STEPPER_LOOP(e)
if (e_delta * collector[e] > (EXTRUDE_MAXLENGTH)) { ignore_e = true; break; }
#else
constexpr bool ignore_e = true;
#endif
if (ignore_e) {
current_position[E_AXIS] = destination[E_AXIS]; // Behave as if the move really took place, but ignore E part
SERIAL_ECHO_MSG(MSG_ERR_LONG_EXTRUDE_STOP);
}
}
#endif // PREVENT_LENGTHY_EXTRUDE
}
}

15
Marlin/src/module/planner.cpp
View file

@ -1767,7 +1767,19 @@ bool Planner::_populate_block(block_t * const block, bool split_move,
}
#endif // PREVENT_COLD_EXTRUSION
#if ENABLED(PREVENT_LENGTHY_EXTRUDE)
if (ABS(de * e_factor[extruder]) > (int32_t)settings.axis_steps_per_mm[E_AXIS_N(extruder)] * (EXTRUDE_MAXLENGTH)) { // It's not important to get max. extrusion length in a precision < 1mm, so save some cycles and cast to int
const float e_steps = ABS(de * e_factor[extruder]);
const float max_e_steps = settings.axis_steps_per_mm[E_AXIS_N(extruder)] * (EXTRUDE_MAXLENGTH);
if (e_steps > max_e_steps) {
#if ENABLED(MIXING_EXTRUDER)
bool ignore_e = false;
float collector[MIXING_STEPPERS];
mixer.refresh_collector(1.0, mixer.get_current_vtool(), collector);
MIXER_STEPPER_LOOP(e)
if (e_steps * collector[e] > max_e_steps) { ignore_e = true; break; }
#else
constexpr bool ignore_e = true;
#endif
if (ignore_e) {
position[E_AXIS] = target[E_AXIS]; // Behave as if the move really took place, but ignore E part
#if HAS_POSITION_FLOAT
position_float[E_AXIS] = target_float[E_AXIS];
@ -1775,6 +1787,7 @@ bool Planner::_populate_block(block_t * const block, bool split_move,
de = 0; // no difference
SERIAL_ECHO_MSG(MSG_ERR_LONG_EXTRUDE_STOP);
}
}
#endif // PREVENT_LENGTHY_EXTRUDE
}
#endif // PREVENT_COLD_EXTRUSION || PREVENT_LENGTHY_EXTRUDE

5
Marlin/src/module/temperature.cpp
View file

@ -2825,6 +2825,7 @@ void Temperature::isr() {
) {
#if TEMP_BED_RESIDENCY_TIME > 0
millis_t residency_start_ms = 0;
bool first_loop = true;
// Loop until the temperature has stabilized
#define TEMP_BED_CONDITIONS (!residency_start_ms || PENDING(now, residency_start_ms + (TEMP_BED_RESIDENCY_TIME) * 1000UL))
#else
@ -2833,7 +2834,7 @@ void Temperature::isr() {
#endif
float target_temp = -1, old_temp = 9999;
bool wants_to_cool = false, first_loop = true;
bool wants_to_cool = false;
wait_for_heatup = true;
millis_t now, next_temp_ms = 0, next_cool_check_ms = 0;
@ -2917,7 +2918,9 @@ void Temperature::isr() {
}
#endif
#if TEMP_BED_RESIDENCY_TIME > 0
first_loop = false;
#endif
} while (wait_for_heatup && TEMP_BED_CONDITIONS);