From 6742735596eb342d8166ce00aa370cf0fba15c1f Mon Sep 17 00:00:00 2001
From: Enrico Turri <enricoturri@seznam.cz>
Date: Mon, 13 Aug 2018 16:16:37 +0200
Subject: [PATCH] Better fix for minimum z of object to lay on the bed after
 rotations

---
 xs/src/libslic3r/Model.cpp | 11 +----------
 1 file changed, 1 insertion(+), 10 deletions(-)

diff --git a/xs/src/libslic3r/Model.cpp b/xs/src/libslic3r/Model.cpp
index bceeea258..f9936537f 100644
--- a/xs/src/libslic3r/Model.cpp
+++ b/xs/src/libslic3r/Model.cpp
@@ -771,21 +771,12 @@ void ModelObject::scale(const Pointf3 &versor)
 
 void ModelObject::rotate(float angle, const Axis &axis)
 {
-    float min_z = FLT_MAX;
     for (ModelVolume *v : this->volumes)
     {
         v->mesh.rotate(angle, axis);
-        min_z = std::min(min_z, v->mesh.stl.stats.min.z);
     }
 
-    if (min_z != 0.0f)
-    {
-        // translate the object so that its minimum z lays on the bed
-        for (ModelVolume *v : this->volumes)
-        {
-            v->mesh.translate(0.0f, 0.0f, -min_z);
-        }
-    }
+    center_around_origin();
 
     this->origin_translation = Pointf3(0, 0, 0);
     this->invalidate_bounding_box();