From a54a7e1aac85566e0ba5a6dce1b32565c00f8579 Mon Sep 17 00:00:00 2001
From: Lukas Matena <lukasmatena@seznam.cz>
Date: Tue, 30 Apr 2024 15:54:15 +0200
Subject: [PATCH] Added an error message when tilt would be disabled

---
 src/libslic3r/SLAPrint.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/libslic3r/SLAPrint.cpp b/src/libslic3r/SLAPrint.cpp
index b42eb5c472..28e134266c 100644
--- a/src/libslic3r/SLAPrint.cpp
+++ b/src/libslic3r/SLAPrint.cpp
@@ -685,6 +685,12 @@ std::string SLAPrint::validate(std::vector<std::string>*) const
         }
     }
 
+    if (!m_material_config.use_tilt.get_at(0) && m_material_config.tower_hop_height_nm.get_at(0) == 0
+        || !m_material_config.use_tilt.get_at(1) && m_material_config.tower_hop_height_nm.get_at(1) == 0)
+        return _u8L("Disabling the 'Use tilt' function causes the object to separate away from the film in the "
+                    "vertical direction only. Therefore, it is necessary to set the 'Tower hop height' parameter "
+                    " to a reasonable minimum value.");
+
     return "";
 }