virtualx-engine/modules/mono/mono_gd/gd_mono_utils.cpp
Ignacio Etcheverry b775573a21 Don't box params on Native->C# calls with Variant params
Godot uses Variant parameters for calls to script methods.
Up until now we were boxing such parameters when marshalling
them for invokation, even if they were value types.

Now Godot allocates the marshalled parameters on the stack,
reducing the GC allocations resulted from boxing.
2021-11-03 13:02:53 +01:00

635 lines
21 KiB
C++

/*************************************************************************/
/* gd_mono_utils.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "gd_mono_utils.h"
#include <mono/metadata/debug-helpers.h>
#include <mono/metadata/exception.h>
#include "core/os/dir_access.h"
#include "core/os/os.h"
#include "core/project_settings.h"
#include "core/reference.h"
#ifdef TOOLS_ENABLED
#include "editor/script_editor_debugger.h"
#endif
#include "../csharp_script.h"
#include "../utils/macros.h"
#include "gd_mono.h"
#include "gd_mono_cache.h"
#include "gd_mono_class.h"
#include "gd_mono_marshal.h"
#include "gd_mono_method_thunk.h"
namespace GDMonoUtils {
MonoObject *unmanaged_get_managed(Object *unmanaged) {
if (!unmanaged)
return NULL;
if (unmanaged->get_script_instance()) {
CSharpInstance *cs_instance = CAST_CSHARP_INSTANCE(unmanaged->get_script_instance());
if (cs_instance) {
return cs_instance->get_mono_object();
}
}
// If the owner does not have a CSharpInstance...
void *data = unmanaged->get_script_instance_binding(CSharpLanguage::get_singleton()->get_language_index());
ERR_FAIL_NULL_V(data, NULL);
CSharpScriptBinding &script_binding = ((Map<Object *, CSharpScriptBinding>::Element *)data)->value();
if (!script_binding.inited) {
MutexLock lock(CSharpLanguage::get_singleton()->get_language_bind_mutex());
if (!script_binding.inited) { // Other thread may have set it up
// Already had a binding that needs to be setup
CSharpLanguage::get_singleton()->setup_csharp_script_binding(script_binding, unmanaged);
ERR_FAIL_COND_V(!script_binding.inited, NULL);
}
}
Ref<MonoGCHandle> &gchandle = script_binding.gchandle;
ERR_FAIL_COND_V(gchandle.is_null(), NULL);
MonoObject *target = gchandle->get_target();
if (target)
return target;
CSharpLanguage::get_singleton()->release_script_gchandle(gchandle);
// Create a new one
#ifdef DEBUG_ENABLED
CRASH_COND(script_binding.type_name == StringName());
CRASH_COND(script_binding.wrapper_class == NULL);
#endif
MonoObject *mono_object = GDMonoUtils::create_managed_for_godot_object(script_binding.wrapper_class, script_binding.type_name, unmanaged);
ERR_FAIL_NULL_V(mono_object, NULL);
gchandle->set_handle(MonoGCHandle::new_strong_handle(mono_object), MonoGCHandle::STRONG_HANDLE);
// Tie managed to unmanaged
Reference *ref = Object::cast_to<Reference>(unmanaged);
if (ref) {
// Unsafe refcount increment. The managed instance also counts as a reference.
// This way if the unmanaged world has no references to our owner
// but the managed instance is alive, the refcount will be 1 instead of 0.
// See: godot_icall_Reference_Dtor(MonoObject *p_obj, Object *p_ptr)
ref->reference();
CSharpLanguage::get_singleton()->post_unsafe_reference(ref);
}
return mono_object;
}
void set_main_thread(MonoThread *p_thread) {
mono_thread_set_main(p_thread);
}
MonoThread *attach_current_thread() {
ERR_FAIL_COND_V(!GDMono::get_singleton()->is_runtime_initialized(), NULL);
MonoDomain *scripts_domain = GDMono::get_singleton()->get_scripts_domain();
#ifndef GD_MONO_SINGLE_APPDOMAIN
MonoThread *mono_thread = mono_thread_attach(scripts_domain ? scripts_domain : mono_get_root_domain());
#else
// The scripts domain is the root domain
MonoThread *mono_thread = mono_thread_attach(scripts_domain);
#endif
ERR_FAIL_NULL_V(mono_thread, NULL);
return mono_thread;
}
void detach_current_thread() {
ERR_FAIL_COND(!GDMono::get_singleton()->is_runtime_initialized());
MonoThread *mono_thread = mono_thread_current();
ERR_FAIL_NULL(mono_thread);
mono_thread_detach(mono_thread);
}
void detach_current_thread(MonoThread *p_mono_thread) {
ERR_FAIL_COND(!GDMono::get_singleton()->is_runtime_initialized());
ERR_FAIL_NULL(p_mono_thread);
mono_thread_detach(p_mono_thread);
}
MonoThread *get_current_thread() {
return mono_thread_current();
}
bool is_thread_attached() {
return mono_domain_get() != NULL;
}
void runtime_object_init(MonoObject *p_this_obj, GDMonoClass *p_class, MonoException **r_exc) {
GDMonoMethod *ctor = p_class->get_method(".ctor", 0);
ERR_FAIL_NULL(ctor);
ctor->invoke_raw(p_this_obj, NULL, r_exc);
}
GDMonoClass *get_object_class(MonoObject *p_object) {
return GDMono::get_singleton()->get_class(mono_object_get_class(p_object));
}
GDMonoClass *type_get_proxy_class(const StringName &p_type) {
String class_name = p_type;
if (class_name[0] == '_')
class_name = class_name.substr(1, class_name.length());
GDMonoClass *klass = GDMono::get_singleton()->get_core_api_assembly()->get_class(BINDINGS_NAMESPACE, class_name);
if (klass && klass->is_static()) {
// A static class means this is a Godot singleton class. If an instance is needed we use Godot.Object.
return GDMonoCache::cached_data.class_GodotObject;
}
#ifdef TOOLS_ENABLED
if (!klass) {
return GDMono::get_singleton()->get_editor_api_assembly()->get_class(BINDINGS_NAMESPACE, class_name);
}
#endif
return klass;
}
GDMonoClass *get_class_native_base(GDMonoClass *p_class) {
GDMonoClass *klass = p_class;
do {
const GDMonoAssembly *assembly = klass->get_assembly();
if (assembly == GDMono::get_singleton()->get_core_api_assembly())
return klass;
#ifdef TOOLS_ENABLED
if (assembly == GDMono::get_singleton()->get_editor_api_assembly())
return klass;
#endif
} while ((klass = klass->get_parent_class()) != NULL);
return NULL;
}
MonoObject *create_managed_for_godot_object(GDMonoClass *p_class, const StringName &p_native, Object *p_object) {
bool parent_is_object_class = ClassDB::is_parent_class(p_object->get_class_name(), p_native);
ERR_FAIL_COND_V_MSG(!parent_is_object_class, NULL,
"Type inherits from native type '" + p_native + "', so it can't be instanced in object of type: '" + p_object->get_class() + "'.");
MonoObject *mono_object = mono_object_new(mono_domain_get(), p_class->get_mono_ptr());
ERR_FAIL_NULL_V(mono_object, NULL);
CACHED_FIELD(GodotObject, ptr)->set_value_raw(mono_object, p_object);
// Construct
GDMonoUtils::runtime_object_init(mono_object, p_class);
return mono_object;
}
MonoObject *create_managed_from(const NodePath &p_from) {
MonoObject *mono_object = mono_object_new(mono_domain_get(), CACHED_CLASS_RAW(NodePath));
ERR_FAIL_NULL_V(mono_object, NULL);
// Construct
GDMonoUtils::runtime_object_init(mono_object, CACHED_CLASS(NodePath));
CACHED_FIELD(NodePath, ptr)->set_value_raw(mono_object, memnew(NodePath(p_from)));
return mono_object;
}
MonoObject *create_managed_from(const RID &p_from) {
MonoObject *mono_object = mono_object_new(mono_domain_get(), CACHED_CLASS_RAW(RID));
ERR_FAIL_NULL_V(mono_object, NULL);
// Construct
GDMonoUtils::runtime_object_init(mono_object, CACHED_CLASS(RID));
CACHED_FIELD(RID, ptr)->set_value_raw(mono_object, memnew(RID(p_from)));
return mono_object;
}
MonoObject *create_managed_from(const Array &p_from, GDMonoClass *p_class) {
MonoObject *mono_object = mono_object_new(mono_domain_get(), p_class->get_mono_ptr());
ERR_FAIL_NULL_V(mono_object, NULL);
// Search constructor that takes a pointer as parameter
MonoMethod *m;
void *iter = NULL;
while ((m = mono_class_get_methods(p_class->get_mono_ptr(), &iter))) {
if (strcmp(mono_method_get_name(m), ".ctor") == 0) {
MonoMethodSignature *sig = mono_method_signature(m);
void *front = NULL;
if (mono_signature_get_param_count(sig) == 1 &&
mono_class_from_mono_type(mono_signature_get_params(sig, &front)) == CACHED_CLASS(IntPtr)->get_mono_ptr()) {
break;
}
}
}
CRASH_COND(m == NULL);
Array *new_array = memnew(Array(p_from));
void *args[1] = { &new_array };
MonoException *exc = NULL;
GDMonoUtils::runtime_invoke(m, mono_object, args, &exc);
UNHANDLED_EXCEPTION(exc);
return mono_object;
}
MonoObject *create_managed_from(const Dictionary &p_from, GDMonoClass *p_class) {
MonoObject *mono_object = mono_object_new(mono_domain_get(), p_class->get_mono_ptr());
ERR_FAIL_NULL_V(mono_object, NULL);
// Search constructor that takes a pointer as parameter
MonoMethod *m;
void *iter = NULL;
while ((m = mono_class_get_methods(p_class->get_mono_ptr(), &iter))) {
if (strcmp(mono_method_get_name(m), ".ctor") == 0) {
MonoMethodSignature *sig = mono_method_signature(m);
void *front = NULL;
if (mono_signature_get_param_count(sig) == 1 &&
mono_class_from_mono_type(mono_signature_get_params(sig, &front)) == CACHED_CLASS(IntPtr)->get_mono_ptr()) {
break;
}
}
}
CRASH_COND(m == NULL);
Dictionary *new_dict = memnew(Dictionary(p_from));
void *args[1] = { &new_dict };
MonoException *exc = NULL;
GDMonoUtils::runtime_invoke(m, mono_object, args, &exc);
UNHANDLED_EXCEPTION(exc);
return mono_object;
}
MonoDomain *create_domain(const String &p_friendly_name) {
print_verbose("Mono: Creating domain '" + p_friendly_name + "'...");
MonoDomain *domain = mono_domain_create_appdomain((char *)p_friendly_name.utf8().get_data(), NULL);
if (domain) {
// Workaround to avoid this exception:
// System.Configuration.ConfigurationErrorsException: Error Initializing the configuration system.
// ---> System.ArgumentException: The 'ExeConfigFilename' argument cannot be null.
mono_domain_set_config(domain, ".", "");
}
return domain;
}
String get_type_desc(MonoType *p_type) {
return mono_type_full_name(p_type);
}
String get_type_desc(MonoReflectionType *p_reftype) {
return get_type_desc(mono_reflection_type_get_type(p_reftype));
}
String get_exception_name_and_message(MonoException *p_exc) {
String res;
MonoClass *klass = mono_object_get_class((MonoObject *)p_exc);
MonoType *type = mono_class_get_type(klass);
char *full_name = mono_type_full_name(type);
res += full_name;
mono_free(full_name);
res += ": ";
MonoProperty *prop = mono_class_get_property_from_name(klass, "Message");
MonoString *msg = (MonoString *)property_get_value(prop, (MonoObject *)p_exc, NULL, NULL);
res += GDMonoMarshal::mono_string_to_godot(msg);
return res;
}
void set_exception_message(MonoException *p_exc, String message) {
MonoClass *klass = mono_object_get_class((MonoObject *)p_exc);
MonoProperty *prop = mono_class_get_property_from_name(klass, "Message");
MonoString *msg = GDMonoMarshal::mono_string_from_godot(message);
void *params[1] = { msg };
property_set_value(prop, (MonoObject *)p_exc, params, NULL);
}
void debug_print_unhandled_exception(MonoException *p_exc) {
print_unhandled_exception(p_exc);
debug_send_unhandled_exception_error(p_exc);
}
void debug_send_unhandled_exception_error(MonoException *p_exc) {
#ifdef DEBUG_ENABLED
if (!ScriptDebugger::get_singleton()) {
#ifdef TOOLS_ENABLED
if (Engine::get_singleton()->is_editor_hint()) {
ERR_PRINT(GDMonoUtils::get_exception_name_and_message(p_exc));
}
#endif
return;
}
_TLS_RECURSION_GUARD_;
ScriptLanguage::StackInfo separator;
separator.file = String();
separator.func = "--- " + RTR("End of inner exception stack trace") + " ---";
separator.line = 0;
Vector<ScriptLanguage::StackInfo> si;
String exc_msg;
while (p_exc != NULL) {
GDMonoClass *st_klass = CACHED_CLASS(System_Diagnostics_StackTrace);
MonoObject *stack_trace = mono_object_new(mono_domain_get(), st_klass->get_mono_ptr());
MonoBoolean need_file_info = true;
void *ctor_args[2] = { p_exc, &need_file_info };
MonoException *unexpected_exc = NULL;
CACHED_METHOD(System_Diagnostics_StackTrace, ctor_Exception_bool)->invoke_raw(stack_trace, ctor_args, &unexpected_exc);
if (unexpected_exc) {
GDMonoInternals::unhandled_exception(unexpected_exc);
return;
}
Vector<ScriptLanguage::StackInfo> _si;
if (stack_trace != NULL) {
_si = CSharpLanguage::get_singleton()->stack_trace_get_info(stack_trace);
for (int i = _si.size() - 1; i >= 0; i--)
si.insert(0, _si[i]);
}
exc_msg += (exc_msg.length() > 0 ? " ---> " : "") + GDMonoUtils::get_exception_name_and_message(p_exc);
GDMonoClass *exc_class = GDMono::get_singleton()->get_class(mono_get_exception_class());
GDMonoProperty *inner_exc_prop = exc_class->get_property("InnerException");
CRASH_COND(inner_exc_prop == NULL);
MonoObject *inner_exc = inner_exc_prop->get_value((MonoObject *)p_exc);
if (inner_exc != NULL)
si.insert(0, separator);
p_exc = (MonoException *)inner_exc;
}
String file = si.size() ? si[0].file : __FILE__;
String func = si.size() ? si[0].func : FUNCTION_STR;
int line = si.size() ? si[0].line : __LINE__;
String error_msg = "Unhandled exception";
ScriptDebugger::get_singleton()->send_error(func, file, line, error_msg, exc_msg, ERR_HANDLER_ERROR, si);
#endif
}
void debug_unhandled_exception(MonoException *p_exc) {
GDMonoInternals::unhandled_exception(p_exc); // prints the exception as well
}
void print_unhandled_exception(MonoException *p_exc) {
mono_print_unhandled_exception((MonoObject *)p_exc);
}
void set_pending_exception(MonoException *p_exc) {
#ifdef NO_PENDING_EXCEPTIONS
debug_unhandled_exception(p_exc);
#else
if (get_runtime_invoke_count() == 0) {
debug_unhandled_exception(p_exc);
return;
}
if (!mono_runtime_set_pending_exception(p_exc, false)) {
ERR_PRINT("Exception thrown from managed code, but it could not be set as pending:");
GDMonoUtils::debug_print_unhandled_exception(p_exc);
}
#endif
}
_THREAD_LOCAL_(int)
current_invoke_count = 0;
MonoObject *runtime_invoke(MonoMethod *p_method, void *p_obj, void **p_params, MonoException **r_exc) {
GD_MONO_BEGIN_RUNTIME_INVOKE;
MonoObject *ret = mono_runtime_invoke(p_method, p_obj, p_params, (MonoObject **)r_exc);
GD_MONO_END_RUNTIME_INVOKE;
return ret;
}
MonoString *object_to_string(MonoObject *p_obj, MonoException **r_exc) {
GD_MONO_BEGIN_RUNTIME_INVOKE;
MonoString *ret = mono_object_to_string(p_obj, (MonoObject **)r_exc);
GD_MONO_END_RUNTIME_INVOKE;
return ret;
}
void property_set_value(MonoProperty *p_prop, void *p_obj, void **p_params, MonoException **r_exc) {
GD_MONO_BEGIN_RUNTIME_INVOKE;
mono_property_set_value(p_prop, p_obj, p_params, (MonoObject **)r_exc);
GD_MONO_END_RUNTIME_INVOKE;
}
MonoObject *property_get_value(MonoProperty *p_prop, void *p_obj, void **p_params, MonoException **r_exc) {
GD_MONO_BEGIN_RUNTIME_INVOKE;
MonoObject *ret = mono_property_get_value(p_prop, p_obj, p_params, (MonoObject **)r_exc);
GD_MONO_END_RUNTIME_INVOKE;
return ret;
}
uint64_t unbox_enum_value(MonoObject *p_boxed, MonoType *p_enum_basetype, bool &r_error) {
r_error = false;
switch (mono_type_get_type(p_enum_basetype)) {
case MONO_TYPE_BOOLEAN:
return (bool)GDMonoMarshal::unbox<MonoBoolean>(p_boxed) ? 1 : 0;
case MONO_TYPE_CHAR:
return GDMonoMarshal::unbox<uint16_t>(p_boxed);
case MONO_TYPE_U1:
return GDMonoMarshal::unbox<uint8_t>(p_boxed);
case MONO_TYPE_U2:
return GDMonoMarshal::unbox<uint16_t>(p_boxed);
case MONO_TYPE_U4:
return GDMonoMarshal::unbox<uint32_t>(p_boxed);
case MONO_TYPE_U8:
return GDMonoMarshal::unbox<uint64_t>(p_boxed);
case MONO_TYPE_I1:
return GDMonoMarshal::unbox<int8_t>(p_boxed);
case MONO_TYPE_I2:
return GDMonoMarshal::unbox<int16_t>(p_boxed);
case MONO_TYPE_I4:
return GDMonoMarshal::unbox<int32_t>(p_boxed);
case MONO_TYPE_I8:
return GDMonoMarshal::unbox<int64_t>(p_boxed);
default:
r_error = true;
return 0;
}
}
void dispose(MonoObject *p_mono_object, MonoException **r_exc) {
CACHED_METHOD_THUNK(GodotObject, Dispose).invoke(p_mono_object, r_exc);
}
namespace Marshal {
#ifdef MONO_GLUE_ENABLED
#ifdef TOOLS_ENABLED
#define NO_GLUE_RET(m_ret) \
{ \
if (!GDMonoCache::cached_data.godot_api_cache_updated) \
return m_ret; \
}
#else
#define NO_GLUE_RET(m_ret) \
{}
#endif
#else
#define NO_GLUE_RET(m_ret) \
{ return m_ret; }
#endif
bool type_is_generic_array(MonoReflectionType *p_reftype) {
NO_GLUE_RET(false);
MonoException *exc = NULL;
MonoBoolean res = CACHED_METHOD_THUNK(MarshalUtils, TypeIsGenericArray).invoke(p_reftype, &exc);
UNHANDLED_EXCEPTION(exc);
return (bool)res;
}
bool type_is_generic_dictionary(MonoReflectionType *p_reftype) {
NO_GLUE_RET(false);
MonoException *exc = NULL;
MonoBoolean res = CACHED_METHOD_THUNK(MarshalUtils, TypeIsGenericDictionary).invoke(p_reftype, &exc);
UNHANDLED_EXCEPTION(exc);
return (bool)res;
}
bool type_is_system_generic_list(MonoReflectionType *p_reftype) {
NO_GLUE_RET(false);
MonoException *exc = NULL;
MonoBoolean res = CACHED_METHOD_THUNK(MarshalUtils, TypeIsSystemGenericList).invoke(p_reftype, &exc);
UNHANDLED_EXCEPTION(exc);
return (bool)res;
}
bool type_is_system_generic_dictionary(MonoReflectionType *p_reftype) {
NO_GLUE_RET(false);
MonoException *exc = NULL;
MonoBoolean res = CACHED_METHOD_THUNK(MarshalUtils, TypeIsSystemGenericDictionary).invoke(p_reftype, &exc);
UNHANDLED_EXCEPTION(exc);
return (bool)res;
}
bool type_is_generic_ienumerable(MonoReflectionType *p_reftype) {
NO_GLUE_RET(false);
MonoException *exc = NULL;
MonoBoolean res = CACHED_METHOD_THUNK(MarshalUtils, TypeIsGenericIEnumerable).invoke(p_reftype, &exc);
UNHANDLED_EXCEPTION(exc);
return (bool)res;
}
bool type_is_generic_icollection(MonoReflectionType *p_reftype) {
NO_GLUE_RET(false);
MonoException *exc = NULL;
MonoBoolean res = CACHED_METHOD_THUNK(MarshalUtils, TypeIsGenericICollection).invoke(p_reftype, &exc);
UNHANDLED_EXCEPTION(exc);
return (bool)res;
}
bool type_is_generic_idictionary(MonoReflectionType *p_reftype) {
NO_GLUE_RET(false);
MonoException *exc = NULL;
MonoBoolean res = CACHED_METHOD_THUNK(MarshalUtils, TypeIsGenericIDictionary).invoke(p_reftype, &exc);
UNHANDLED_EXCEPTION(exc);
return (bool)res;
}
void array_get_element_type(MonoReflectionType *p_array_reftype, MonoReflectionType **r_elem_reftype) {
MonoException *exc = NULL;
CACHED_METHOD_THUNK(MarshalUtils, ArrayGetElementType).invoke(p_array_reftype, r_elem_reftype, &exc);
UNHANDLED_EXCEPTION(exc);
}
void dictionary_get_key_value_types(MonoReflectionType *p_dict_reftype, MonoReflectionType **r_key_reftype, MonoReflectionType **r_value_reftype) {
MonoException *exc = NULL;
CACHED_METHOD_THUNK(MarshalUtils, DictionaryGetKeyValueTypes).invoke(p_dict_reftype, r_key_reftype, r_value_reftype, &exc);
UNHANDLED_EXCEPTION(exc);
}
GDMonoClass *make_generic_array_type(MonoReflectionType *p_elem_reftype) {
NO_GLUE_RET(NULL);
MonoException *exc = NULL;
MonoReflectionType *reftype = CACHED_METHOD_THUNK(MarshalUtils, MakeGenericArrayType).invoke(p_elem_reftype, &exc);
UNHANDLED_EXCEPTION(exc);
return GDMono::get_singleton()->get_class(mono_class_from_mono_type(mono_reflection_type_get_type(reftype)));
}
GDMonoClass *make_generic_dictionary_type(MonoReflectionType *p_key_reftype, MonoReflectionType *p_value_reftype) {
NO_GLUE_RET(NULL);
MonoException *exc = NULL;
MonoReflectionType *reftype = CACHED_METHOD_THUNK(MarshalUtils, MakeGenericDictionaryType).invoke(p_key_reftype, p_value_reftype, &exc);
UNHANDLED_EXCEPTION(exc);
return GDMono::get_singleton()->get_class(mono_class_from_mono_type(mono_reflection_type_get_type(reftype)));
}
} // namespace Marshal
ScopeThreadAttach::ScopeThreadAttach() :
mono_thread(NULL) {
if (likely(GDMono::get_singleton()->is_runtime_initialized()) && unlikely(!mono_domain_get())) {
mono_thread = GDMonoUtils::attach_current_thread();
}
}
ScopeThreadAttach::~ScopeThreadAttach() {
if (unlikely(mono_thread)) {
GDMonoUtils::detach_current_thread(mono_thread);
}
}
// namespace Marshal
} // namespace GDMonoUtils