Fixup of previous commit:lm_layer_check_fix

the previous fix only works for objects that have equal height

1 files changed, 6 insertions, 5 deletions

diff --git a/src/libslic3r/Print.cpp b/src/libslic3r/Print.cpp
index 76c32336e..3198f6795 100644
--- a/src/libslic3r/Print.cpp
+++ b/src/libslic3r/Print.cpp
@@ -541,16 +541,17 @@ std::string Print::validate(std::string* warning) const
                     // a copy of another, or when a layer height modifier is used the same way on both objects.
                     // The latter case might create a floating point inaccuracy mismatch, so compare
                     // element-wise using an epsilon check.
-                    bool profiles_equal = layer_height_profiles[idx_object].size() == layer_height_profiles[tallest_object_idx].size();
                     size_t i = 0;
                     const coordf_t eps = 0.5 * EPSILON; // layers closer than EPSILON will be merged later. Let's make
                     // this check a bit more sensitive to make sure we never consider two different layers as one.
-                    while (profiles_equal && i < layer_height_profiles[idx_object].size()) {
-                        profiles_equal = (std::abs(layer_height_profiles[idx_object][i] - layer_height_profiles[tallest_object_idx][i]) < eps);
+                    while (i < layer_height_profiles[idx_object].size()
+                        && i < layer_height_profiles[tallest_object_idx].size()) {
+                        if (i%2 == 0 && layer_height_profiles[tallest_object_idx][i] > layer_height_profiles[idx_object][layer_height_profiles[idx_object].size() - 2 ])
+                            break;
+                        if (! std::abs(layer_height_profiles[idx_object][i] - layer_height_profiles[tallest_object_idx][i]) < eps)
+                            return L("The Wipe tower is only supported if all objects have the same variable layer height");
                         ++i;
                     }
-                    if (! profiles_equal)
-                        return L("The Wipe tower is only supported if all objects have the same variable layer height");
                 }
             }
         }