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C#: Revert marshalling of IDictionary/IEnumerable implementing types

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Added marshalling for `System.Collections.Generic.List<T>` and
`System.Collections.Generic.Dictionary<TKey, TValue>`.
This commit is contained in:
Ignacio Etcheverry
2020-04-23 02:19:32 +02:00
parent 28f0b15c9d
commit 20b9dbb1d5
13 changed files with 328 additions and 500 deletions
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278
modules/mono/mono_gd/gd_mono_marshal.cpp
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@@ -188,23 +188,14 @@ Variant::Type managed_to_variant_type(const ManagedType &p_type, bool *r_nil_is_
return Variant::ARRAY;
}
// The order in which we check the following interfaces is very important (dictionaries and generics first)
MonoReflectionType *reftype = mono_type_get_object(mono_domain_get(), type_class->get_mono_type());
if (GDMonoUtils::Marshal::generic_idictionary_is_assignable_from(reftype)) {
// IDictionary
if (p_type.type_class == CACHED_CLASS(System_Collections_IDictionary)) {
return Variant::DICTIONARY;
}
if (type_class->implements_interface(CACHED_CLASS(System_Collections_IDictionary))) {
return Variant::DICTIONARY;
}
if (GDMonoUtils::Marshal::generic_ienumerable_is_assignable_from(reftype)) {
return Variant::ARRAY;
}
if (type_class->implements_interface(CACHED_CLASS(System_Collections_IEnumerable))) {
// ICollection or IEnumerable
if (p_type.type_class == CACHED_CLASS(System_Collections_ICollection) ||
p_type.type_class == CACHED_CLASS(System_Collections_IEnumerable)) {
return Variant::ARRAY;
}
} break;
@@ -218,27 +209,33 @@ Variant::Type managed_to_variant_type(const ManagedType &p_type, bool *r_nil_is_
case MONO_TYPE_GENERICINST: {
MonoReflectionType *reftype = mono_type_get_object(mono_domain_get(), p_type.type_class->get_mono_type());
// Godot.Collections.Dictionary<TKey, TValue>
if (GDMonoUtils::Marshal::type_is_generic_dictionary(reftype)) {
return Variant::DICTIONARY;
}
// Godot.Collections.Array<T>
if (GDMonoUtils::Marshal::type_is_generic_array(reftype)) {
return Variant::ARRAY;
}
// The order in which we check the following interfaces is very important (dictionaries and generics first)
if (GDMonoUtils::Marshal::generic_idictionary_is_assignable_from(reftype))
return Variant::DICTIONARY;
if (p_type.type_class->implements_interface(CACHED_CLASS(System_Collections_IDictionary))) {
// System.Collections.Generic.Dictionary<TKey, TValue>
if (GDMonoUtils::Marshal::type_is_system_generic_dictionary(reftype)) {
return Variant::DICTIONARY;
}
if (GDMonoUtils::Marshal::generic_ienumerable_is_assignable_from(reftype))
// System.Collections.Generic.List<T>
if (GDMonoUtils::Marshal::type_is_system_generic_list(reftype)) {
return Variant::ARRAY;
}
if (p_type.type_class->implements_interface(CACHED_CLASS(System_Collections_IEnumerable))) {
// IDictionary<TKey, TValue>
if (GDMonoUtils::Marshal::type_is_generic_idictionary(reftype)) {
return Variant::DICTIONARY;
}
// ICollection<T> or IEnumerable<T>
if (GDMonoUtils::Marshal::type_is_generic_icollection(reftype) || GDMonoUtils::Marshal::type_is_generic_ienumerable(reftype)) {
return Variant::ARRAY;
}
} break;
@@ -266,7 +263,10 @@ bool try_get_array_element_type(const ManagedType &p_array_type, ManagedType &r_
case MONO_TYPE_GENERICINST: {
MonoReflectionType *array_reftype = mono_type_get_object(mono_domain_get(), p_array_type.type_class->get_mono_type());
if (GDMonoUtils::Marshal::type_is_generic_array(array_reftype)) {
if (GDMonoUtils::Marshal::type_is_generic_array(array_reftype) ||
GDMonoUtils::Marshal::type_is_system_generic_list(array_reftype) ||
GDMonoUtils::Marshal::type_is_generic_icollection(array_reftype) ||
GDMonoUtils::Marshal::type_is_generic_ienumerable(array_reftype)) {
MonoReflectionType *elem_reftype;
GDMonoUtils::Marshal::array_get_element_type(array_reftype, &elem_reftype);
@@ -274,12 +274,6 @@ bool try_get_array_element_type(const ManagedType &p_array_type, ManagedType &r_
r_elem_type = ManagedType::from_reftype(elem_reftype);
return true;
}
MonoReflectionType *elem_reftype;
if (GDMonoUtils::Marshal::generic_ienumerable_is_assignable_from(array_reftype, &elem_reftype)) {
r_elem_type = ManagedType::from_reftype(elem_reftype);
return true;
}
} break;
default: {
} break;
@@ -293,7 +287,9 @@ bool try_get_dictionary_key_value_types(const ManagedType &p_dictionary_type, Ma
case MONO_TYPE_GENERICINST: {
MonoReflectionType *dict_reftype = mono_type_get_object(mono_domain_get(), p_dictionary_type.type_class->get_mono_type());
if (GDMonoUtils::Marshal::type_is_generic_dictionary(dict_reftype)) {
if (GDMonoUtils::Marshal::type_is_generic_dictionary(dict_reftype) ||
GDMonoUtils::Marshal::type_is_system_generic_dictionary(dict_reftype) ||
GDMonoUtils::Marshal::type_is_generic_idictionary(dict_reftype)) {
MonoReflectionType *key_reftype;
MonoReflectionType *value_reftype;
@@ -303,13 +299,6 @@ bool try_get_dictionary_key_value_types(const ManagedType &p_dictionary_type, Ma
r_value_type = ManagedType::from_reftype(value_reftype);
return true;
}
MonoReflectionType *key_reftype, *value_reftype;
if (GDMonoUtils::Marshal::generic_idictionary_is_assignable_from(dict_reftype, &key_reftype, &value_reftype)) {
r_key_type = ManagedType::from_reftype(key_reftype);
r_value_type = ManagedType::from_reftype(value_reftype);
return true;
}
} break;
default: {
} break;
@@ -615,41 +604,17 @@ MonoObject *variant_to_mono_object(const Variant *p_var, const ManagedType &p_ty
return GDMonoUtils::create_managed_from(p_var->operator RID());
}
if (CACHED_CLASS(Dictionary) == type_class) {
// Godot.Collections.Dictionary or IDictionary
if (CACHED_CLASS(Dictionary) == type_class || CACHED_CLASS(System_Collections_IDictionary) == type_class) {
return GDMonoUtils::create_managed_from(p_var->operator Dictionary(), CACHED_CLASS(Dictionary));
}
if (CACHED_CLASS(Array) == type_class) {
// Godot.Collections.Array or ICollection or IEnumerable
if (CACHED_CLASS(Array) == type_class ||
CACHED_CLASS(System_Collections_ICollection) == type_class ||
CACHED_CLASS(System_Collections_IEnumerable) == type_class) {
return GDMonoUtils::create_managed_from(p_var->operator Array(), CACHED_CLASS(Array));
}
// The order in which we check the following interfaces is very important (dictionaries and generics first)
MonoReflectionType *reftype = mono_type_get_object(mono_domain_get(), type_class->get_mono_type());
MonoReflectionType *key_reftype, *value_reftype;
if (GDMonoUtils::Marshal::generic_idictionary_is_assignable_from(reftype, &key_reftype, &value_reftype)) {
return GDMonoUtils::create_managed_from(p_var->operator Dictionary(),
GDMonoUtils::Marshal::make_generic_dictionary_type(key_reftype, value_reftype));
}
if (type_class->implements_interface(CACHED_CLASS(System_Collections_IDictionary))) {
return GDMonoUtils::create_managed_from(p_var->operator Dictionary(), CACHED_CLASS(Dictionary));
}
MonoReflectionType *elem_reftype;
if (GDMonoUtils::Marshal::generic_ienumerable_is_assignable_from(reftype, &elem_reftype)) {
return GDMonoUtils::create_managed_from(p_var->operator Array(),
GDMonoUtils::Marshal::make_generic_array_type(elem_reftype));
}
if (type_class->implements_interface(CACHED_CLASS(System_Collections_IEnumerable))) {
if (GDMonoCache::tools_godot_api_check()) {
return GDMonoUtils::create_managed_from(p_var->operator Array(), CACHED_CLASS(Array));
} else {
return (MonoObject *)GDMonoMarshal::Array_to_mono_array(p_var->operator Array());
}
}
} break;
case MONO_TYPE_OBJECT: {
// Variant
@@ -770,38 +735,48 @@ MonoObject *variant_to_mono_object(const Variant *p_var, const ManagedType &p_ty
case MONO_TYPE_GENERICINST: {
MonoReflectionType *reftype = mono_type_get_object(mono_domain_get(), p_type.type_class->get_mono_type());
// Godot.Collections.Dictionary<TKey, TValue>
if (GDMonoUtils::Marshal::type_is_generic_dictionary(reftype)) {
return GDMonoUtils::create_managed_from(p_var->operator Dictionary(), p_type.type_class);
}
// Godot.Collections.Array<T>
if (GDMonoUtils::Marshal::type_is_generic_array(reftype)) {
return GDMonoUtils::create_managed_from(p_var->operator Array(), p_type.type_class);
}
// The order in which we check the following interfaces is very important (dictionaries and generics first)
MonoReflectionType *key_reftype, *value_reftype;
if (GDMonoUtils::Marshal::generic_idictionary_is_assignable_from(reftype, &key_reftype, &value_reftype)) {
return GDMonoUtils::create_managed_from(p_var->operator Dictionary(),
GDMonoUtils::Marshal::make_generic_dictionary_type(key_reftype, value_reftype));
// System.Collections.Generic.Dictionary<TKey, TValue>
if (GDMonoUtils::Marshal::type_is_system_generic_dictionary(reftype)) {
MonoReflectionType *key_reftype = nullptr;
MonoReflectionType *value_reftype = nullptr;
GDMonoUtils::Marshal::dictionary_get_key_value_types(reftype, &key_reftype, &value_reftype);
return Dictionary_to_system_generic_dict(p_var->operator Dictionary(), p_type.type_class, key_reftype, value_reftype);
}
if (p_type.type_class->implements_interface(CACHED_CLASS(System_Collections_IDictionary))) {
return GDMonoUtils::create_managed_from(p_var->operator Dictionary(), CACHED_CLASS(Dictionary));
// System.Collections.Generic.List<T>
if (GDMonoUtils::Marshal::type_is_system_generic_list(reftype)) {
MonoReflectionType *elem_reftype = nullptr;
GDMonoUtils::Marshal::array_get_element_type(reftype, &elem_reftype);
return Array_to_system_generic_list(p_var->operator Array(), p_type.type_class, elem_reftype);
}
MonoReflectionType *elem_reftype;
if (GDMonoUtils::Marshal::generic_ienumerable_is_assignable_from(reftype, &elem_reftype)) {
return GDMonoUtils::create_managed_from(p_var->operator Array(),
GDMonoUtils::Marshal::make_generic_array_type(elem_reftype));
// IDictionary<TKey, TValue>
if (GDMonoUtils::Marshal::type_is_generic_idictionary(reftype)) {
MonoReflectionType *key_reftype;
MonoReflectionType *value_reftype;
GDMonoUtils::Marshal::dictionary_get_key_value_types(reftype, &key_reftype, &value_reftype);
GDMonoClass *godot_dict_class = GDMonoUtils::Marshal::make_generic_dictionary_type(key_reftype, value_reftype);
return GDMonoUtils::create_managed_from(p_var->operator Dictionary(), godot_dict_class);
}
if (p_type.type_class->implements_interface(CACHED_CLASS(System_Collections_IEnumerable))) {
if (GDMonoCache::tools_godot_api_check()) {
return GDMonoUtils::create_managed_from(p_var->operator Array(), CACHED_CLASS(Array));
} else {
return (MonoObject *)GDMonoMarshal::Array_to_mono_array(p_var->operator Array());
}
// ICollection<T> or IEnumerable<T>
if (GDMonoUtils::Marshal::type_is_generic_icollection(reftype) || GDMonoUtils::Marshal::type_is_generic_ienumerable(reftype)) {
MonoReflectionType *elem_reftype;
GDMonoUtils::Marshal::array_get_element_type(reftype, &elem_reftype);
GDMonoClass *godot_array_class = GDMonoUtils::Marshal::make_generic_array_type(elem_reftype);
return GDMonoUtils::create_managed_from(p_var->operator Array(), godot_array_class);
}
} break;
} break;
@@ -976,13 +951,7 @@ Variant mono_object_to_variant_impl(MonoObject *p_obj, const ManagedType &p_type
return ptr ? Variant(*ptr) : Variant();
}
if (CACHED_CLASS(Array) == type_class) {
MonoException *exc = nullptr;
Array *ptr = CACHED_METHOD_THUNK(Array, GetPtr).invoke(p_obj, &exc);
UNHANDLED_EXCEPTION(exc);
return ptr ? Variant(*ptr) : Variant();
}
// Godot.Collections.Dictionary
if (CACHED_CLASS(Dictionary) == type_class) {
MonoException *exc = nullptr;
Dictionary *ptr = CACHED_METHOD_THUNK(Dictionary, GetPtr).invoke(p_obj, &exc);
@@ -990,30 +959,19 @@ Variant mono_object_to_variant_impl(MonoObject *p_obj, const ManagedType &p_type
return ptr ? Variant(*ptr) : Variant();
}
// The order in which we check the following interfaces is very important (dictionaries and generics first)
MonoReflectionType *reftype = mono_type_get_object(mono_domain_get(), type_class->get_mono_type());
if (GDMonoUtils::Marshal::generic_idictionary_is_assignable_from(reftype)) {
return GDMonoUtils::Marshal::generic_idictionary_to_dictionary(p_obj);
}
if (type_class->implements_interface(CACHED_CLASS(System_Collections_IDictionary))) {
return GDMonoUtils::Marshal::idictionary_to_dictionary(p_obj);
}
if (GDMonoUtils::Marshal::generic_ienumerable_is_assignable_from(reftype)) {
return GDMonoUtils::Marshal::enumerable_to_array(p_obj);
}
if (type_class->implements_interface(CACHED_CLASS(System_Collections_IEnumerable))) {
return GDMonoUtils::Marshal::enumerable_to_array(p_obj);
// Godot.Collections.Array
if (CACHED_CLASS(Array) == type_class) {
MonoException *exc = nullptr;
Array *ptr = CACHED_METHOD_THUNK(Array, GetPtr).invoke(p_obj, &exc);
UNHANDLED_EXCEPTION(exc);
return ptr ? Variant(*ptr) : Variant();
}
} break;
case MONO_TYPE_GENERICINST: {
MonoReflectionType *reftype = mono_type_get_object(mono_domain_get(), p_type.type_class->get_mono_type());
// Godot.Collections.Dictionary<TKey, TValue>
if (GDMonoUtils::Marshal::type_is_generic_dictionary(reftype)) {
MonoException *exc = nullptr;
MonoObject *ret = p_type.type_class->get_method("GetPtr")->invoke(p_obj, &exc);
@@ -1021,6 +979,7 @@ Variant mono_object_to_variant_impl(MonoObject *p_obj, const ManagedType &p_type
return *unbox<Dictionary *>(ret);
}
// Godot.Collections.Array<T>
if (GDMonoUtils::Marshal::type_is_generic_array(reftype)) {
MonoException *exc = nullptr;
MonoObject *ret = p_type.type_class->get_method("GetPtr")->invoke(p_obj, &exc);
@@ -1028,22 +987,19 @@ Variant mono_object_to_variant_impl(MonoObject *p_obj, const ManagedType &p_type
return *unbox<Array *>(ret);
}
// The order in which we check the following interfaces is very important (dictionaries and generics first)
if (GDMonoUtils::Marshal::generic_idictionary_is_assignable_from(reftype)) {
return GDMonoUtils::Marshal::generic_idictionary_to_dictionary(p_obj);
// System.Collections.Generic.Dictionary<TKey, TValue>
if (GDMonoUtils::Marshal::type_is_system_generic_dictionary(reftype)) {
MonoReflectionType *key_reftype = nullptr;
MonoReflectionType *value_reftype = nullptr;
GDMonoUtils::Marshal::dictionary_get_key_value_types(reftype, &key_reftype, &value_reftype);
return system_generic_dict_to_Dictionary(p_obj, p_type.type_class, key_reftype, value_reftype);
}
if (p_type.type_class->implements_interface(CACHED_CLASS(System_Collections_IDictionary))) {
return GDMonoUtils::Marshal::idictionary_to_dictionary(p_obj);
}
if (GDMonoUtils::Marshal::generic_ienumerable_is_assignable_from(reftype)) {
return GDMonoUtils::Marshal::enumerable_to_array(p_obj);
}
if (p_type.type_class->implements_interface(CACHED_CLASS(System_Collections_IEnumerable))) {
return GDMonoUtils::Marshal::enumerable_to_array(p_obj);
// System.Collections.Generic.List<T>
if (GDMonoUtils::Marshal::type_is_system_generic_list(reftype)) {
MonoReflectionType *elem_reftype = nullptr;
GDMonoUtils::Marshal::array_get_element_type(reftype, &elem_reftype);
return system_generic_list_to_Array(p_obj, p_type.type_class, elem_reftype);
}
} break;
}
@@ -1100,6 +1056,80 @@ String mono_object_to_variant_string(MonoObject *p_obj, MonoException **r_exc) {
}
}
MonoObject *Dictionary_to_system_generic_dict(const Dictionary &p_dict, GDMonoClass *p_class, MonoReflectionType *p_key_reftype, MonoReflectionType *p_value_reftype) {
String ctor_desc = ":.ctor(System.Collections.Generic.IDictionary`2<" + GDMonoUtils::get_type_desc(p_key_reftype) +
", " + GDMonoUtils::get_type_desc(p_value_reftype) + ">)";
GDMonoMethod *ctor = p_class->get_method_with_desc(ctor_desc, true);
CRASH_COND(ctor == nullptr);
MonoObject *mono_object = mono_object_new(mono_domain_get(), p_class->get_mono_ptr());
ERR_FAIL_NULL_V(mono_object, nullptr);
GDMonoClass *godot_dict_class = GDMonoUtils::Marshal::make_generic_dictionary_type(p_key_reftype, p_value_reftype);
MonoObject *godot_dict = GDMonoUtils::create_managed_from(p_dict, godot_dict_class);
void *ctor_args[1] = { godot_dict };
MonoException *exc = nullptr;
ctor->invoke_raw(mono_object, ctor_args, &exc);
UNHANDLED_EXCEPTION(exc);
return mono_object;
}
Dictionary system_generic_dict_to_Dictionary(MonoObject *p_obj, [[maybe_unused]] GDMonoClass *p_class, MonoReflectionType *p_key_reftype, MonoReflectionType *p_value_reftype) {
GDMonoClass *godot_dict_class = GDMonoUtils::Marshal::make_generic_dictionary_type(p_key_reftype, p_value_reftype);
String ctor_desc = ":.ctor(System.Collections.Generic.IDictionary`2<" + GDMonoUtils::get_type_desc(p_key_reftype) +
", " + GDMonoUtils::get_type_desc(p_value_reftype) + ">)";
GDMonoMethod *godot_dict_ctor = godot_dict_class->get_method_with_desc(ctor_desc, true);
CRASH_COND(godot_dict_ctor == nullptr);
MonoObject *godot_dict = mono_object_new(mono_domain_get(), godot_dict_class->get_mono_ptr());
ERR_FAIL_NULL_V(godot_dict, Dictionary());
void *ctor_args[1] = { p_obj };
MonoException *exc = nullptr;
godot_dict_ctor->invoke_raw(godot_dict, ctor_args, &exc);
UNHANDLED_EXCEPTION(exc);
exc = nullptr;
MonoObject *ret = godot_dict_class->get_method("GetPtr")->invoke(godot_dict, &exc);
UNHANDLED_EXCEPTION(exc);
return *unbox<Dictionary *>(ret);
}
MonoObject *Array_to_system_generic_list(const Array &p_array, GDMonoClass *p_class, MonoReflectionType *p_elem_reftype) {
GDMonoClass *elem_class = ManagedType::from_reftype(p_elem_reftype).type_class;
String ctor_desc = ":.ctor(System.Collections.Generic.IEnumerable`1<" + elem_class->get_type_desc() + ">)";
GDMonoMethod *ctor = p_class->get_method_with_desc(ctor_desc, true);
CRASH_COND(ctor == nullptr);
MonoObject *mono_object = mono_object_new(mono_domain_get(), p_class->get_mono_ptr());
ERR_FAIL_NULL_V(mono_object, nullptr);
void *ctor_args[1] = { Array_to_mono_array(p_array, elem_class) };
MonoException *exc = nullptr;
ctor->invoke_raw(mono_object, ctor_args, &exc);
UNHANDLED_EXCEPTION(exc);
return mono_object;
}
Array system_generic_list_to_Array(MonoObject *p_obj, GDMonoClass *p_class, [[maybe_unused]] MonoReflectionType *p_elem_reftype) {
GDMonoMethod *to_array = p_class->get_method("ToArray", 0);
CRASH_COND(to_array == nullptr);
MonoException *exc = nullptr;
MonoArray *mono_array = (MonoArray *)to_array->invoke_raw(p_obj, nullptr, &exc);
UNHANDLED_EXCEPTION(exc);
return mono_array_to_Array(mono_array);
}
MonoArray *Array_to_mono_array(const Array &p_array) {
int length = p_array.size();
MonoArray *ret = mono_array_new(mono_domain_get(), CACHED_CLASS_RAW(MonoObject), length);