diff options
Diffstat (limited to 'modules/mono/glue/base_object_glue.cpp')
| -rw-r--r-- | modules/mono/glue/base_object_glue.cpp | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/modules/mono/glue/base_object_glue.cpp b/modules/mono/glue/base_object_glue.cpp new file mode 100644 index 0000000000..d718c3cc61 --- /dev/null +++ b/modules/mono/glue/base_object_glue.cpp @@ -0,0 +1,154 @@ +/*************************************************************************/ +/* base_object_glue.cpp */ +/*************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* https://godotengine.org */ +/*************************************************************************/ +/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */ +/* Copyright (c) 2014-2018 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 "base_object_glue.h" + +#ifdef MONO_GLUE_ENABLED + +#include "core/reference.h" +#include "core/string_db.h" + +#include "../csharp_script.h" +#include "../mono_gd/gd_mono_internals.h" +#include "../mono_gd/gd_mono_utils.h" +#include "../signal_awaiter_utils.h" + +Object *godot_icall_Object_Ctor(MonoObject *p_obj) { + Object *instance = memnew(Object); + GDMonoInternals::tie_managed_to_unmanaged(p_obj, instance); + return instance; +} + +void godot_icall_Object_Disposed(MonoObject *p_obj, Object *p_ptr) { +#ifdef DEBUG_ENABLED + CRASH_COND(p_ptr == NULL); +#endif + + if (p_ptr->get_script_instance()) { + CSharpInstance *cs_instance = CAST_CSHARP_INSTANCE(p_ptr->get_script_instance()); + if (cs_instance) { + cs_instance->mono_object_disposed(p_obj); + p_ptr->set_script_instance(NULL); + return; + } + } + + void *data = p_ptr->get_script_instance_binding(CSharpLanguage::get_singleton()->get_language_index()); + + if (data) { + Ref<MonoGCHandle> &gchandle = ((Map<Object *, CSharpScriptBinding>::Element *)data)->get().gchandle; + if (gchandle.is_valid()) { + CSharpLanguage::release_script_gchandle(p_obj, gchandle); + } + } +} + +void godot_icall_Reference_Disposed(MonoObject *p_obj, Object *p_ptr, bool p_is_finalizer) { +#ifdef DEBUG_ENABLED + CRASH_COND(p_ptr == NULL); + // This is only called with Reference derived classes + CRASH_COND(!Object::cast_to<Reference>(p_ptr)); +#endif + + Reference *ref = static_cast<Reference *>(p_ptr); + + if (ref->get_script_instance()) { + CSharpInstance *cs_instance = CAST_CSHARP_INSTANCE(ref->get_script_instance()); + if (cs_instance) { + bool r_owner_deleted; + cs_instance->mono_object_disposed_baseref(p_obj, p_is_finalizer, r_owner_deleted); + if (!r_owner_deleted && !p_is_finalizer) { + // If the native instance is still alive and Dispose() was called + // (instead of the finalizer), then we remove the script instance. + ref->set_script_instance(NULL); + } + return; + } + } + + // Unsafe refcount decrement. The managed instance also counts as a reference. + // See: CSharpLanguage::alloc_instance_binding_data(Object *p_object) + if (ref->unreference()) { + memdelete(ref); + } else { + void *data = ref->get_script_instance_binding(CSharpLanguage::get_singleton()->get_language_index()); + + if (data) { + Ref<MonoGCHandle> &gchandle = ((Map<Object *, CSharpScriptBinding>::Element *)data)->get().gchandle; + if (gchandle.is_valid()) { + CSharpLanguage::release_script_gchandle(p_obj, gchandle); + } + } + } +} + +MethodBind *godot_icall_Object_ClassDB_get_method(MonoString *p_type, MonoString *p_method) { + StringName type(GDMonoMarshal::mono_string_to_godot(p_type)); + StringName method(GDMonoMarshal::mono_string_to_godot(p_method)); + return ClassDB::get_method(type, method); +} + +MonoObject *godot_icall_Object_weakref(Object *p_obj) { + if (!p_obj) + return NULL; + + Ref<WeakRef> wref; + Reference *ref = Object::cast_to<Reference>(p_obj); + + if (ref) { + REF r = ref; + if (!r.is_valid()) + return NULL; + + wref.instance(); + wref->set_ref(r); + } else { + wref.instance(); + wref->set_obj(p_obj); + } + + return GDMonoUtils::create_managed_for_godot_object(CACHED_CLASS(WeakRef), Reference::get_class_static(), Object::cast_to<Object>(wref.ptr())); +} + +Error godot_icall_SignalAwaiter_connect(Object *p_source, MonoString *p_signal, Object *p_target, MonoObject *p_awaiter) { + String signal = GDMonoMarshal::mono_string_to_godot(p_signal); + return SignalAwaiterUtils::connect_signal_awaiter(p_source, signal, p_target, p_awaiter); +} + +void godot_register_object_icalls() { + mono_add_internal_call("Godot.Object::godot_icall_Object_Ctor", (void *)godot_icall_Object_Ctor); + mono_add_internal_call("Godot.Object::godot_icall_Object_Disposed", (void *)godot_icall_Object_Disposed); + mono_add_internal_call("Godot.Object::godot_icall_Reference_Disposed", (void *)godot_icall_Reference_Disposed); + mono_add_internal_call("Godot.Object::godot_icall_Object_ClassDB_get_method", (void *)godot_icall_Object_ClassDB_get_method); + mono_add_internal_call("Godot.Object::godot_icall_Object_weakref", (void *)godot_icall_Object_weakref); + mono_add_internal_call("Godot.SignalAwaiter::godot_icall_SignalAwaiter_connect", (void *)godot_icall_SignalAwaiter_connect); +} + +#endif // MONO_GLUE_ENABLED |