From a4a0d52ccc07263dcd4ec40c5aa993069fc3c890 Mon Sep 17 00:00:00 2001
From: Joseph Lenox <lenox.joseph@gmail.com>
Date: Mon, 14 Jan 2019 21:19:44 -0600
Subject: [PATCH] min_layer_height and max_layer_height are arrays (because
 they are tied to the extruder).

---
 lib/Slic3r/Config.pm | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/lib/Slic3r/Config.pm b/lib/Slic3r/Config.pm
index 4549fade3..353723c85 100644
--- a/lib/Slic3r/Config.pm
+++ b/lib/Slic3r/Config.pm
@@ -271,9 +271,11 @@ sub validate {
             if $self->support_material || $self->support_material_enforce_layers > 0;
     }
     # --min-layer-height and --max-layer-height
+    for (my $extruder=0; $extruder < scalar @{$self->max_layer_height}; $extruder++) {
         die "Max layer height should be greater than min layer height."
-            if $self->adaptive_slicing && ($self->max_layer_height < $self->min_layer_height);
-    
+            if $self->adaptive_slicing && ($self->max_layer_height->[$extruder] < $self->min_layer_height->[$extruder]);
+    };
+
     # extrusion widths
     {
         my $max_nozzle_diameter = max(@{ $self->nozzle_diameter });