From 147d8d7b964c09278409ded8ea4a9747bd931b46 Mon Sep 17 00:00:00 2001
From: Nicolas Predella <nicolas@predella.me>
Date: Thu, 21 May 2026 20:23:08 +0300
Subject: [PATCH] up

---
 core/nodeslicer/nodes.py          | 12 ++++++++++++
 gcode_snippets/ginger_end.gcode   |  6 ++++++
 gcode_snippets/ginger_start.gcode | 21 +++++++++++++++++++++
 3 files changed, 39 insertions(+)
 create mode 100644 gcode_snippets/ginger_end.gcode
 create mode 100644 gcode_snippets/ginger_start.gcode

diff --git a/core/nodeslicer/nodes.py b/core/nodeslicer/nodes.py
index 40ad2b4..a9c737f 100644
--- a/core/nodeslicer/nodes.py
+++ b/core/nodeslicer/nodes.py
@@ -1629,6 +1629,18 @@ class SLICENODE_GcodeToMesh(ExecSliceNode):
 
         # Assign Geometry Nodes nodegroup for preview
         ng_name = "Nonplanar Slicing Preview"
+        if ng_name not in bpy.data.node_groups:
+            # Try to load it from nodes.blend in the addon root
+            addon_dir = os.path.dirname(os.path.dirname(os.path.dirname(__file__)))
+            blend_path = os.path.join(addon_dir, "nodes.blend")
+            if os.path.exists(blend_path):
+                try:
+                    with bpy.data.libraries.load(blend_path) as (data_from, data_to):
+                        if ng_name in data_from.node_groups:
+                            data_to.node_groups = [ng_name]
+                except Exception as e:
+                    if operator: operator.report({'WARNING'}, f"Failed to load preview node group: {e}")
+
         if ng_name in bpy.data.node_groups:
             ng = bpy.data.node_groups[ng_name]
             # Check if already assigned
diff --git a/gcode_snippets/ginger_end.gcode b/gcode_snippets/ginger_end.gcode
new file mode 100644
index 0000000..e775e4f
--- /dev/null
+++ b/gcode_snippets/ginger_end.gcode
@@ -0,0 +1,6 @@
+
+; End of print
+G1 E-150 F1800
+G1 X950 Y950 Z418.550110 F9000
+M106 S0
+TURN_OFF_HEATERS
diff --git a/gcode_snippets/ginger_start.gcode b/gcode_snippets/ginger_start.gcode
new file mode 100644
index 0000000..caf3b77
--- /dev/null
+++ b/gcode_snippets/ginger_start.gcode
@@ -0,0 +1,21 @@
+M73 P0 R19
+EXCLUDE_OBJECT_DEFINE NAME=model CENTER=500.000,500.000 POLYGON=[[390.000,325.000],[610.000,325.000],[610.000,675.000],[390.000,675.000]]
+START_PRINT BED_TEMPERATURE=80 KAMP_LEVELING=1 EXTRUDER_ROTATION_VOLUME=755 MIXING_STEPPER_ROTATION_VOLUME=9000 PURGE_LAYER_HEIGHT=2 PURGE_PARKING_SPEED=10000 PURGE_LENGHT=500 PURGE_SPEED=500 PURGE_MATERIAL_QUANTITY=10000 EXTRUDER_TEMPERATURE=240 EXTRUDER_TEMPERATURE_INITIAL_LAYER=240 PRESSURE_ADVANCE=0.2 PRESSURE_ADVANCE_SMOOTH_TIME=0.5 ZONE_1_TEMPERATURE=210 ZONE_2_TEMPERATURE=220 ZONE_3_TEMPERATURE=240
+G90
+G21
+M83
+SET_PRESSURE_ADVANCE EXTRUDER=extruder SMOOTH_TIME=0.55
+SET_PRESSURE_ADVANCE ADVANCE=0.3; Override pressure advance value
+SET_EXTRUDER_ROTATION_DISTANCE EXTRUDER=extruder DISTANCE=755
+SET_EXTRUDER_ROTATION_DISTANCE EXTRUDER=mixing_stepper DISTANCE=9000
+M106 S130
+G92 E0
+G1 Z3.5 F15000
+SET_VELOCITY_LIMIT ACCEL=2500
+SET_VELOCITY_LIMIT SQUARE_CORNER_VELOCITY=5
+M140 S80
+
+; Retract and travel to starting position
+G1 E-135.000 F1800
+G1 X501.345957 Y675.000015 Z2.550000 F9000
+G1 E135.000 F1800