From 874da0281de52fd5ce17d3ff1e8798bff1c28242 Mon Sep 17 00:00:00 2001
From: YuSanka <yusanka@gmail.com>
Date: Mon, 7 Feb 2022 10:00:49 +0100
Subject: [PATCH] Fixed SPE-1192 Wrong list of SLA-materials, when no
 SLA-printer is installed, but 3MF with SLA print is loaded

---
 src/libslic3r/Preset.cpp  |  2 ++
 src/slic3r/GUI/Plater.cpp | 11 ++++++-----
 2 files changed, 8 insertions(+), 5 deletions(-)

diff --git a/src/libslic3r/Preset.cpp b/src/libslic3r/Preset.cpp
index e65b604df..5ab3142e6 100644
--- a/src/libslic3r/Preset.cpp
+++ b/src/libslic3r/Preset.cpp
@@ -412,6 +412,8 @@ void Preset::set_visible_from_appconfig(const AppConfig &app_config)
 	    	for (auto it = this->renamed_from.begin(); ! is_visible && it != this->renamed_from.end(); ++ it)
 	    		is_visible = has(*it);
 	    }
+        else 
+			is_visible = false;
     }
 }
 
diff --git a/src/slic3r/GUI/Plater.cpp b/src/slic3r/GUI/Plater.cpp
index 26aef38ff..c9a55e2b2 100644
--- a/src/slic3r/GUI/Plater.cpp
+++ b/src/slic3r/GUI/Plater.cpp
@@ -2409,16 +2409,17 @@ std::vector<size_t> Plater::priv::load_files(const std::vector<fs::path>& input_
         try {
             if (type_3mf || type_zip_amf) {
                 DynamicPrintConfig config;
+                PrinterTechnology loaded_printer_technology;
                 {
                     DynamicPrintConfig config_loaded;
                     ConfigSubstitutionContext config_substitutions{ ForwardCompatibilitySubstitutionRule::Enable };
                     model = Slic3r::Model::read_from_archive(path.string(), &config_loaded, &config_substitutions, only_if(load_config, Model::LoadAttribute::CheckVersion));
                     if (load_config && !config_loaded.empty()) {
                         // Based on the printer technology field found in the loaded config, select the base for the config,
-                        PrinterTechnology printer_technology = Preset::printer_technology(config_loaded);
+                        loaded_printer_technology = Preset::printer_technology(config_loaded);
 
                         // We can't to load SLA project if there is at least one multi-part object on the bed
-                        if (printer_technology == ptSLA) {
+                        if (loaded_printer_technology == ptSLA) {
                             const ModelObjectPtrs& objects = q->model().objects;
                             for (auto object : objects)
                                 if (object->volumes.size() > 1) {
@@ -2430,7 +2431,7 @@ std::vector<size_t> Plater::priv::load_files(const std::vector<fs::path>& input_
                                 }
                         }
 
-                        config.apply(printer_technology == ptFFF ?
+                        config.apply(loaded_printer_technology == ptFFF ?
                             static_cast<const ConfigBase&>(FullPrintConfig::defaults()) :
                             static_cast<const ConfigBase&>(SLAFullPrintConfig::defaults()));
                         // and place the loaded config over the base.
@@ -2461,7 +2462,7 @@ std::vector<size_t> Plater::priv::load_files(const std::vector<fs::path>& input_
                             };
 
                             std::vector<std::string> names;
-                            if (printer_technology == ptFFF) {
+                            if (loaded_printer_technology == ptFFF) {
                                 update_selected_preset_visibility(preset_bundle->prints, names);
                                 for (const std::string& filament : preset_bundle->filament_presets) {
                                     Preset* preset = preset_bundle->filaments.find_preset(filament);
@@ -2492,7 +2493,7 @@ std::vector<size_t> Plater::priv::load_files(const std::vector<fs::path>& input_
                             }
                         }
 
-                        if (printer_technology == ptFFF)
+                        if (loaded_printer_technology == ptFFF)
                             CustomGCode::update_custom_gcode_per_print_z_from_config(model.custom_gcode_per_print_z, &preset_bundle->project_config);
 
                         // For exporting from the amf/3mf we shouldn't check printer_presets for the containing information about "Print Host upload"