Merge pull request #75955 from mihe/csharp-gdextension

Fix exception when using base types of extension-based types from C#
This commit is contained in:
Rémi Verschelde 2023-06-12 20:01:23 +02:00 committed by GitHub
commit 46321379ba
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 12 additions and 2 deletions

View File

@ -66,6 +66,10 @@
#define CACHED_STRING_NAME(m_var) (CSharpLanguage::get_singleton()->get_string_names().m_var)
// Types that will be skipped over (in favor of their base types) when setting up instance bindings.
// This must be a superset of `ignored_types` in bindings_generator.cpp.
const Vector<String> ignored_types = { "PhysicsServer2DExtension", "PhysicsServer3DExtension" };
#ifdef TOOLS_ENABLED
static bool _create_project_solution_if_needed() {
CRASH_COND(CSharpLanguage::get_singleton()->get_godotsharp_editor() == nullptr);
@ -1245,11 +1249,16 @@ bool CSharpLanguage::setup_csharp_script_binding(CSharpScriptBinding &r_script_b
StringName type_name = p_object->get_class_name();
// ¯\_(ツ)_/¯
const ClassDB::ClassInfo *classinfo = ClassDB::classes.getptr(type_name);
while (classinfo && !classinfo->exposed) {
// This skipping of GDExtension classes, as well as whatever classes are in this list of ignored types, is a
// workaround to allow GDExtension classes to be used from C# so long as they're only used through base classes that
// are registered from the engine. This will likely need to be removed whenever proper support for GDExtension
// classes is added to C#. See #75955 for more details.
while (classinfo && (!classinfo->exposed || classinfo->gdextension || ignored_types.has(classinfo->name))) {
classinfo = classinfo->inherits_ptr;
}
ERR_FAIL_NULL_V(classinfo, false);
type_name = classinfo->name;

View File

@ -115,6 +115,7 @@ StringBuilder &operator<<(StringBuilder &r_sb, const char *p_cstring) {
#define C_METHOD_MANAGED_FROM_SIGNAL C_NS_MONOMARSHAL ".ConvertSignalToManaged"
// Types that will be ignored by the generator and won't be available in C#.
// This must be kept in sync with `ignored_types` in csharp_script.cpp
const Vector<String> ignored_types = { "PhysicsServer2DExtension", "PhysicsServer3DExtension" };
void BindingsGenerator::TypeInterface::postsetup_enum_type(BindingsGenerator::TypeInterface &r_enum_itype) {