🔧 Nonlinear Extrusion optional Adaptive Smoothing (MarlinFirmware#27175)

smiksky · Jun 16, 2024 · d978123 · d978123
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Showing 2 changed files with 2 additions and 3 deletions.
diff --git a/Marlin/Configuration_adv.h b/Marlin/Configuration_adv.h
@@ -2329,6 +2329,7 @@
  *
  * Control extrusion rate based on instantaneous extruder velocity. Can be used to correct for
  * underextrusion at high extruder speeds that are otherwise well-behaved (i.e., not skipping).
+ * For better results also enable ADAPTIVE_STEP_SMOOTHING.
  */
 //#define NONLINEAR_EXTRUSION
 

diff --git a/Marlin/src/inc/SanityCheck.h b/Marlin/src/inc/SanityCheck.h
@@ -837,9 +837,7 @@ static_assert(COUNT(arm) == LOGICAL_AXES, "AXIS_RELATIVE_MODES must contain " _L
  * Nonlinear Extrusion requirements
  */
 #if ENABLED(NONLINEAR_EXTRUSION)
-  #if DISABLED(ADAPTIVE_STEP_SMOOTHING)
-    #error "ADAPTIVE_STEP_SMOOTHING is required for NONLINEAR_EXTRUSION."
-  #elif HAS_MULTI_EXTRUDER
+  #if HAS_MULTI_EXTRUDER
     #error "NONLINEAR_EXTRUSION doesn't currently support multi-extruder setups."
   #elif DISABLED(CPU_32_BIT)
     #error "NONLINEAR_EXTRUSION requires a 32-bit CPU."