Normalize load/unload length in M600
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@ -94,7 +94,7 @@ static void ensure_safe_temperature() {
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}
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void do_pause_e_move(const float &length, const float fr) {
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current_position[E_AXIS] += length;
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current_position[E_AXIS] += length * 100.0 / planner.flow_percentage[active_extruder] / planner.volumetric_multiplier[active_extruder];
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set_destination_from_current();
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#if IS_KINEMATIC
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planner.buffer_line_kinematic(destination, fr, active_extruder);
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@ -790,26 +790,28 @@ void prepare_move_to_destination() {
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clamp_to_software_endstops(destination);
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gcode.refresh_cmd_timeout();
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#if ENABLED(PREVENT_COLD_EXTRUSION)
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#if ENABLED(PREVENT_COLD_EXTRUSION) || ENABLED(PREVENT_LENGTHY_EXTRUDE)
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if (!DEBUGGING(DRYRUN)) {
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if (destination[E_AXIS] != current_position[E_AXIS]) {
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if (thermalManager.tooColdToExtrude(active_extruder)) {
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current_position[E_AXIS] = destination[E_AXIS]; // Behave as if the move really took place, but ignore E part
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SERIAL_ECHO_START();
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SERIAL_ECHOLNPGM(MSG_ERR_COLD_EXTRUDE_STOP);
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}
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#if ENABLED(PREVENT_COLD_EXTRUSION)
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if (thermalManager.tooColdToExtrude(active_extruder)) {
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current_position[E_AXIS] = destination[E_AXIS]; // Behave as if the move really took place, but ignore E part
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SERIAL_ECHO_START();
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SERIAL_ECHOLNPGM(MSG_ERR_COLD_EXTRUDE_STOP);
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}
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#endif // PREVENT_COLD_EXTRUSION
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#if ENABLED(PREVENT_LENGTHY_EXTRUDE)
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if (destination[E_AXIS] - current_position[E_AXIS] > EXTRUDE_MAXLENGTH) {
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if (FABS(destination[E_AXIS] - current_position[E_AXIS]) > (EXTRUDE_MAXLENGTH) / planner.volumetric_multiplier[active_extruder]) {
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current_position[E_AXIS] = destination[E_AXIS]; // Behave as if the move really took place, but ignore E part
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SERIAL_ECHO_START();
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SERIAL_ECHOLNPGM(MSG_ERR_LONG_EXTRUDE_STOP);
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}
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#endif
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#endif // PREVENT_LENGTHY_EXTRUDE
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}
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}
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#endif
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#endif // PREVENT_COLD_EXTRUSION || PREVENT_LENGTHY_EXTRUDE
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if (
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#if UBL_DELTA // Also works for CARTESIAN (smaller segments follow mesh more closely)
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@ -740,24 +740,29 @@ void Planner::_buffer_line(const float &a, const float &b, const float &c, const
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long de = target[E_AXIS] - position[E_AXIS];
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const float e_factor = volumetric_multiplier[extruder] * flow_percentage[extruder] * 0.01;
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#if ENABLED(LIN_ADVANCE)
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float de_float = e - position_float[E_AXIS];
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float de_float = e - position_float[E_AXIS]; // Should this include e_factor?
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#endif
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#if ENABLED(PREVENT_COLD_EXTRUSION)
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#if ENABLED(PREVENT_COLD_EXTRUSION) || ENABLED(PREVENT_LENGTHY_EXTRUDE)
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if (de) {
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if (thermalManager.tooColdToExtrude(extruder)) {
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position[E_AXIS] = target[E_AXIS]; // Behave as if the move really took place, but ignore E part
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de = 0; // no difference
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#if ENABLED(LIN_ADVANCE)
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position_float[E_AXIS] = e;
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de_float = 0;
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#endif
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SERIAL_ECHO_START();
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SERIAL_ECHOLNPGM(MSG_ERR_COLD_EXTRUDE_STOP);
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}
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#if ENABLED(PREVENT_COLD_EXTRUSION)
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if (thermalManager.tooColdToExtrude(extruder)) {
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position[E_AXIS] = target[E_AXIS]; // Behave as if the move really took place, but ignore E part
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de = 0; // no difference
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#if ENABLED(LIN_ADVANCE)
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position_float[E_AXIS] = e;
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de_float = 0;
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#endif
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SERIAL_ECHO_START();
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SERIAL_ECHOLNPGM(MSG_ERR_COLD_EXTRUDE_STOP);
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}
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#endif // PREVENT_COLD_EXTRUSION
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#if ENABLED(PREVENT_LENGTHY_EXTRUDE)
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if (labs(de) > (int32_t)axis_steps_per_mm[E_AXIS_N] * (EXTRUDE_MAXLENGTH)) { // It's not important to get max. extrusion length in a precision < 1mm, so save some cycles and cast to int
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const int32_t de_mm = labs(de * e_factor);
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if (de_mm > (int32_t)axis_steps_per_mm[E_AXIS_N] * (EXTRUDE_MAXLENGTH)) { // It's not important to get max. extrusion length in a precision < 1mm, so save some cycles and cast to int
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position[E_AXIS] = target[E_AXIS]; // Behave as if the move really took place, but ignore E part
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de = 0; // no difference
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#if ENABLED(LIN_ADVANCE)
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@ -767,9 +772,9 @@ void Planner::_buffer_line(const float &a, const float &b, const float &c, const
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SERIAL_ECHO_START();
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SERIAL_ECHOLNPGM(MSG_ERR_LONG_EXTRUDE_STOP);
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}
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#endif
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#endif // PREVENT_LENGTHY_EXTRUDE
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}
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#endif
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#endif // PREVENT_COLD_EXTRUSION || PREVENT_LENGTHY_EXTRUDE
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// Compute direction bit-mask for this block
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uint8_t dm = 0;
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@ -798,7 +803,7 @@ void Planner::_buffer_line(const float &a, const float &b, const float &c, const
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#endif
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if (de < 0) SBI(dm, E_AXIS);
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const float esteps_float = de * volumetric_multiplier[extruder] * flow_percentage[extruder] * 0.01;
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const float esteps_float = de * e_factor;
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const int32_t esteps = abs(esteps_float) + 0.5;
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// Calculate the buffer head after we push this byte
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