common filament profile available for all printers

src/libslic3r/Preset.cpp

@@ -146,6 +146,11 @@ VendorProfile VendorProfile::from_ini(const ptree &tree, const boost::filesystem
         res.changelog_url = changelog_url->second.data();
     }
 
+    const auto common_profile = vendor_section.find("common_profile");
+    if (common_profile != vendor_section.not_found()) {
+        res.common_profile = common_profile->second.data() == "1";
+    }
+
     if (! load_all) {
         return res;
     }
@@ -336,6 +341,10 @@ std::string Preset::label() const
 
 bool is_compatible_with_print(const PresetWithVendorProfile &preset, const PresetWithVendorProfile &active_print, const PresetWithVendorProfile &active_printer)
 {
+    // custom filament profiles are aviable for all prints
+    if (preset.preset.type == Preset::Type::TYPE_FILAMENT && preset.vendor != nullptr && preset.vendor != active_printer.vendor && preset.vendor->common_profile)
+        return true;
+
 	if (preset.vendor != nullptr && preset.vendor != active_printer.vendor)
 		// The current profile has a vendor assigned and it is different from the active print's vendor.
 		return false;
@@ -358,6 +367,10 @@ bool is_compatible_with_print(const PresetWithVendorProfile &preset, const Prese
 
 bool is_compatible_with_printer(const PresetWithVendorProfile &preset, const PresetWithVendorProfile &active_printer, const DynamicPrintConfig *extra_config)
 {
+    // custom filament profiles are aviable for all printers
+    if (preset.preset.type == Preset::Type::TYPE_FILAMENT && preset.vendor != nullptr && preset.vendor != active_printer.vendor && preset.vendor->common_profile)
+        return true;
+
 	if (preset.vendor != nullptr && preset.vendor != active_printer.vendor)
 		// The current profile has a vendor assigned and it is different from the active print's vendor.
 		return false;

src/libslic3r/Preset.hpp

@@ -34,6 +34,7 @@ public:
     Semver                          config_version;
     std::string                     config_update_url;
     std::string                     changelog_url;
+    bool                            common_profile { false };
 
     struct PrinterVariant {
         PrinterVariant() {}

src/libslic3r/PresetBundle.cpp

@@ -1263,10 +1263,10 @@ std::pair<PresetsConfigSubstitutions, size_t> PresetBundle::load_configbundle(
     const VendorProfile *vendor_profile = nullptr;
     if (flags.has(LoadConfigBundleAttribute::LoadSystem) || flags.has(LoadConfigBundleAttribute::LoadVendorOnly)) {
         auto vp = VendorProfile::from_ini(tree, path);
-        if (vp.models.size() == 0) {
+        if (vp.models.size() == 0 && !vp.common_profile) {
             BOOST_LOG_TRIVIAL(error) << boost::format("Vendor bundle: `%1%`: No printer model defined.") % path;
             return std::make_pair(PresetsConfigSubstitutions{}, 0);
-        } else if (vp.num_variants() == 0) {
+        } else if (vp.num_variants() == 0 && !vp.common_profile) {
             BOOST_LOG_TRIVIAL(error) << boost::format("Vendor bundle: `%1%`: No printer variant defined") % path;
             return std::make_pair(PresetsConfigSubstitutions{}, 0);
         }

src/slic3r/GUI/ConfigWizard.cpp

@@ -2140,6 +2140,16 @@ void ConfigWizard::priv::update_materials(Technology technology)
 						filaments.add_printer(&printer);
                     }
 				}
+                // common filament bundle has no printers - filament would be never added
+                if(pair.second.preset_bundle->printers.begin() == pair.second.preset_bundle->printers.end())
+                {
+                    if (!filaments.containts(&filament)) {
+                        filaments.push(&filament);
+                        if (!filament.alias.empty())
+                            aliases_fff[filament.alias].insert(filament.name);
+                    }
+                    
+                }
                 
             }
         }
@@ -2420,6 +2430,21 @@ bool ConfigWizard::priv::check_and_install_missing_materials(Technology technolo
 				                	has_material = true;
 				                    break;
 				                }
+                                
+                                // find if preset.first is part of the common profile (up is searching if preset.first is part of printer vendor preset)
+                                for (const auto& bp : bundles) {
+                                    if (!bp.second.preset_bundle->vendors.empty() && bp.second.preset_bundle->vendors.begin()->second.common_profile) {
+                                        const PresetCollection& common_materials = bp.second.preset_bundle->materials(technology);
+                                        const Preset* common_material = common_materials.find_preset(preset.first, false);
+                                        if(common_material) {
+                                            has_material = true;
+                                            break;
+                                        }
+                                    }
+                                }
+                                if (has_material)
+                                    break;
+
 			                }
 			            }
 			            if (! has_material)