godot/modules/mono/mono_gd/gd_mono_internals.cpp
2018-07-04 03:08:29 +02:00

79 lines
3.4 KiB
C++

/*************************************************************************/
/* gd_mono_internals.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 "gd_mono_internals.h"
#include "../csharp_script.h"
#include "../mono_gc_handle.h"
#include "../utils/macros.h"
#include "../utils/thread_local.h"
#include "gd_mono_utils.h"
#include <mono/metadata/exception.h>
namespace GDMonoInternals {
void tie_managed_to_unmanaged(MonoObject *managed, Object *unmanaged) {
// This method should not fail
CRASH_COND(!unmanaged);
// All mono objects created from the managed world (e.g.: `new Player()`)
// need to have a CSharpScript in order for their methods to be callable from the unmanaged side
Reference *ref = Object::cast_to<Reference>(unmanaged);
GDMonoClass *klass = GDMonoUtils::get_object_class(managed);
CRASH_COND(!klass);
Ref<MonoGCHandle> gchandle = ref ? MonoGCHandle::create_weak(managed) :
MonoGCHandle::create_strong(managed);
Ref<CSharpScript> script = CSharpScript::create_for_managed_type(klass);
CRASH_COND(script.is_null());
ScriptInstance *si = CSharpInstance::create_for_managed_type(unmanaged, script.ptr(), gchandle);
unmanaged->set_script_and_instance(script.get_ref_ptr(), si);
return;
}
void unhandled_exception(MonoException *p_exc) {
mono_unhandled_exception((MonoObject *)p_exc); // prints the exception as well
abort();
_UNREACHABLE_();
}
} // namespace GDMonoInternals