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@ -1222,16 +1222,27 @@ void tool_change(const uint8_t new_tool, bool no_move/*=false*/) {
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#if ENABLED(TOOLCHANGE_MIGRATION_FEATURE)
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void extruder_migration() {
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bool extruder_migration() {
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#if ENABLED(PREVENT_COLD_EXTRUSION)
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if (thermalManager.targetTooColdToExtrude(active_extruder)) return;
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if (thermalManager.targetTooColdToExtrude(active_extruder)) {
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#if ENABLED(DEBUG_TOOLCHANGE_MIGRATION_FEATURE)
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SERIAL_ECHOLN("Migration Source Too Cold");
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#endif
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return false;
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}
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#endif
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// No auto-migration or specified target?
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if (!migration.target && active_extruder >= migration.last) {
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#if ENABLED(DEBUG_TOOLCHANGE_MIGRATION_FEATURE)
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SERIAL_ECHO_MSG("No Migration Target");
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SERIAL_ECHO_MSG("Target: ", migration.target,
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" Last: ", migration.last,
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" Active: ", active_extruder);
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#endif
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migration.automode = false;
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return;
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return false;
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}
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// Migrate to a target or the next extruder
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@ -1239,6 +1250,9 @@ void tool_change(const uint8_t new_tool, bool no_move/*=false*/) {
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uint8_t migration_extruder = active_extruder;
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if (migration.target) {
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#if ENABLED(DEBUG_TOOLCHANGE_MIGRATION_FEATURE)
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SERIAL_ECHOLN("Migration using fixed target");
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#endif
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// Specified target ok?
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const int16_t t = migration.target - 1;
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if (t != active_extruder) migration_extruder = t;
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@ -1246,9 +1260,17 @@ void tool_change(const uint8_t new_tool, bool no_move/*=false*/) {
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else if (migration.automode && migration_extruder < migration.last && migration_extruder < EXTRUDERS - 1)
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migration_extruder++;
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if (migration_extruder == active_extruder) return;
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if (migration_extruder == active_extruder) {
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#if ENABLED(DEBUG_TOOLCHANGE_MIGRATION_FEATURE)
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SERIAL_ECHOLN("Migration source matches active");
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#endif
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return false;
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}
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// Migration begins
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#if ENABLED(DEBUG_TOOLCHANGE_MIGRATION_FEATURE)
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SERIAL_ECHOLN("Beginning migration");
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#endif
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migration.in_progress = true; // Prevent runout script
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planner.synchronize();
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@ -1294,6 +1316,10 @@ void tool_change(const uint8_t new_tool, bool no_move/*=false*/) {
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planner.synchronize();
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planner.set_e_position_mm(current_position.e); // New extruder primed and ready
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#if ENABLED(DEBUG_TOOLCHANGE_MIGRATION_FEATURE)
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SERIAL_ECHOLN("Migration Complete");
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#endif
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return true;
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}
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#endif // TOOLCHANGE_MIGRATION_FEATURE
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