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FIX: variable layer height prompt an error when enable the prime tower

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Change-Id: I80b3965d25a9e1faaff1298f42b171660974463e
(cherry picked from commit a519f82ce7c1b169ad995d10a28e873e133f2373)
This commit is contained in:
zhimin.zeng 2022-11-08 12:54:17 +08:00 • committed by Lane.Wei
parent 4671aed03b
commit 118a13200b
6 changed files with 39 additions and 30 deletions
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23
src/libslic3r/Print.cpp
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@ -947,16 +947,25 @@ StringObjectException Print::validate(StringObjectException *warning, Polygons*
}
// BBS: remove obsolete logics and _L()
#if 0
if (has_custom_layering) {
for (size_t idx_object = 0; idx_object < m_objects.size(); ++ idx_object) {
if (idx_object == tallest_object_idx)
continue;
if (layer_height_profiles[idx_object] != layer_height_profiles[tallest_object_idx])
return {("The prime tower is only supported if all objects have the same variable layer height"), m_objects[idx_object]};
for (size_t idx_object = 0; idx_object < m_objects.size(); ++idx_object) {
if (idx_object == tallest_object_idx) continue;
// Check that the layer height profiles are equal. This will happen when one object is
// 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.
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 (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 prime tower is only supported if all objects have the same variable layer height")};
++i;
}
}
}
#endif
}
}