1 files changed, 135 insertions, 0 deletions
diff --git a/Marlin/src/feature/runout.cpp b/Marlin/src/feature/runout.cpp
new file mode 100644
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+++ b/Marlin/src/feature/runout.cpp
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+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ *
+ * Based on Sprinter and grbl.
+ * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ */
+
+/**
+ * feature/runout.cpp - Runout sensor support
+ */
+
+#include "../inc/MarlinConfigPre.h"
+
+#if HAS_FILAMENT_SENSOR
+
+#include "runout.h"
+
+FilamentMonitor runout;
+
+bool FilamentMonitorBase::enabled = true,
+     FilamentMonitorBase::filament_ran_out;  // = false
+
+#if ENABLED(HOST_ACTION_COMMANDS)
+  bool FilamentMonitorBase::host_handling; // = false
+#endif
+
+#if ENABLED(TOOLCHANGE_MIGRATION_FEATURE)
+  #include "../module/tool_change.h"
+  #define DEBUG_OUT ENABLED(DEBUG_TOOLCHANGE_MIGRATION_FEATURE)
+  #include "../core/debug_out.h"
+#endif
+
+#if HAS_FILAMENT_RUNOUT_DISTANCE
+  float RunoutResponseDelayed::runout_distance_mm = FILAMENT_RUNOUT_DISTANCE_MM;
+  volatile float RunoutResponseDelayed::runout_mm_countdown[EXTRUDERS];
+  #if ENABLED(FILAMENT_MOTION_SENSOR)
+    uint8_t FilamentSensorEncoder::motion_detected;
+  #endif
+#else
+  int8_t RunoutResponseDebounced::runout_count; // = 0
+#endif
+
+//
+// Filament Runout event handler
+//
+#include "../MarlinCore.h"
+#include "../feature/pause.h"
+#include "../gcode/queue.h"
+
+#if ENABLED(HOST_ACTION_COMMANDS)
+  #include "host_actions.h"
+#endif
+
+#if ENABLED(EXTENSIBLE_UI)
+  #include "../lcd/extui/ui_api.h"
+#endif
+
+void event_filament_runout() {
+
+  if (did_pause_print) return;  // Action already in progress. Purge triggered repeated runout.
+
+  #if ENABLED(TOOLCHANGE_MIGRATION_FEATURE)
+    if (migration.in_progress) {
+      DEBUG_ECHOLNPGM("Migration Already In Progress");
+      return;  // Action already in progress. Purge triggered repeated runout.
+    }
+    if (migration.automode) {
+      DEBUG_ECHOLNPGM("Migration Starting");
+      if (extruder_migration()) return;
+    }
+  #endif
+
+  TERN_(EXTENSIBLE_UI, ExtUI::onFilamentRunout(ExtUI::getActiveTool()));
+
+  #if EITHER(HOST_PROMPT_SUPPORT, HOST_ACTION_COMMANDS)
+    const char tool = '0'
+      #if NUM_RUNOUT_SENSORS > 1
+        + active_extruder
+      #endif
+    ;
+  #endif
+
+  //action:out_of_filament
+  #if ENABLED(HOST_PROMPT_SUPPORT)
+    host_action_prompt_begin(PROMPT_FILAMENT_RUNOUT, PSTR("FilamentRunout T"), tool);
+    host_action_prompt_show();
+  #endif
+
+  const bool run_runout_script = !runout.host_handling;
+
+  #if ENABLED(HOST_ACTION_COMMANDS)
+    if (run_runout_script
+      && ( strstr(FILAMENT_RUNOUT_SCRIPT, "M600")
+        || strstr(FILAMENT_RUNOUT_SCRIPT, "M125")
+        || TERN0(ADVANCED_PAUSE_FEATURE, strstr(FILAMENT_RUNOUT_SCRIPT, "M25"))
+      )
+    ) {
+      host_action_paused(false);
+    }
+    else {
+      // Legacy Repetier command for use until newer version supports standard dialog
+      // To be removed later when pause command also triggers dialog
+      #ifdef ACTION_ON_FILAMENT_RUNOUT
+        host_action(PSTR(ACTION_ON_FILAMENT_RUNOUT " T"), false);
+        SERIAL_CHAR(tool);
+        SERIAL_EOL();
+      #endif
+
+      host_action_pause(false);
+    }
+    SERIAL_ECHOPGM(" " ACTION_REASON_ON_FILAMENT_RUNOUT " ");
+    SERIAL_CHAR(tool);
+    SERIAL_EOL();
+  #endif // HOST_ACTION_COMMANDS
+
+  if (run_runout_script)
+    queue.inject_P(PSTR(FILAMENT_RUNOUT_SCRIPT));
+}
+
+#endif // HAS_FILAMENT_SENSOR