godot/modules/mono/mono_gd/gd_mono_utils.h
2020-04-02 13:38:00 +02:00

187 lines
8.0 KiB
C++

/*************************************************************************/
/* gd_mono_utils.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2020 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. */
/*************************************************************************/
#ifndef GD_MONOUTILS_H
#define GD_MONOUTILS_H
#include <mono/metadata/threads.h>
#include "../mono_gc_handle.h"
#include "../utils/macros.h"
#include "gd_mono_header.h"
#include "core/object.h"
#include "core/reference.h"
#define UNHANDLED_EXCEPTION(m_exc) \
if (unlikely(m_exc != nullptr)) { \
GDMonoUtils::debug_unhandled_exception(m_exc); \
GD_UNREACHABLE(); \
}
namespace GDMonoUtils {
namespace Marshal {
bool type_is_generic_array(MonoReflectionType *p_reftype);
bool type_is_generic_dictionary(MonoReflectionType *p_reftype);
void array_get_element_type(MonoReflectionType *p_array_reftype, MonoReflectionType **r_elem_reftype);
void dictionary_get_key_value_types(MonoReflectionType *p_dict_reftype, MonoReflectionType **r_key_reftype, MonoReflectionType **r_value_reftype);
bool generic_ienumerable_is_assignable_from(MonoReflectionType *p_reftype);
bool generic_idictionary_is_assignable_from(MonoReflectionType *p_reftype);
bool generic_ienumerable_is_assignable_from(MonoReflectionType *p_reftype, MonoReflectionType **r_elem_reftype);
bool generic_idictionary_is_assignable_from(MonoReflectionType *p_reftype, MonoReflectionType **r_key_reftype, MonoReflectionType **r_value_reftype);
GDMonoClass *make_generic_array_type(MonoReflectionType *p_elem_reftype);
GDMonoClass *make_generic_dictionary_type(MonoReflectionType *p_key_reftype, MonoReflectionType *p_value_reftype);
Array enumerable_to_array(MonoObject *p_enumerable);
Dictionary idictionary_to_dictionary(MonoObject *p_idictionary);
Dictionary generic_idictionary_to_dictionary(MonoObject *p_generic_idictionary);
} // namespace Marshal
_FORCE_INLINE_ void hash_combine(uint32_t &p_hash, const uint32_t &p_with_hash) {
p_hash ^= p_with_hash + 0x9e3779b9 + (p_hash << 6) + (p_hash >> 2);
}
/**
* If the object has a csharp script, returns the target of the gchandle stored in the script instance
* Otherwise returns a newly constructed MonoObject* which is attached to the object
* Returns nullptr on error
*/
MonoObject *unmanaged_get_managed(Object *unmanaged);
void set_main_thread(MonoThread *p_thread);
MonoThread *attach_current_thread();
void detach_current_thread();
void detach_current_thread(MonoThread *p_mono_thread);
MonoThread *get_current_thread();
bool is_thread_attached();
_FORCE_INLINE_ bool is_main_thread() {
return mono_domain_get() != nullptr && mono_thread_get_main() == mono_thread_current();
}
uint32_t new_strong_gchandle(MonoObject *p_object);
uint32_t new_strong_gchandle_pinned(MonoObject *p_object);
uint32_t new_weak_gchandle(MonoObject *p_object);
void free_gchandle(uint32_t p_gchandle);
void runtime_object_init(MonoObject *p_this_obj, GDMonoClass *p_class, MonoException **r_exc = nullptr);
bool mono_delegate_equal(MonoDelegate *p_a, MonoDelegate *p_b);
GDMonoClass *get_object_class(MonoObject *p_object);
GDMonoClass *type_get_proxy_class(const StringName &p_type);
GDMonoClass *get_class_native_base(GDMonoClass *p_class);
MonoObject *create_managed_for_godot_object(GDMonoClass *p_class, const StringName &p_native, Object *p_object);
MonoObject *create_managed_from(const StringName &p_from);
MonoObject *create_managed_from(const NodePath &p_from);
MonoObject *create_managed_from(const RID &p_from);
MonoObject *create_managed_from(const Array &p_from, GDMonoClass *p_class);
MonoObject *create_managed_from(const Dictionary &p_from, GDMonoClass *p_class);
MonoDomain *create_domain(const String &p_friendly_name);
String get_exception_name_and_message(MonoException *p_exc);
void set_exception_message(MonoException *p_exc, String message);
void debug_print_unhandled_exception(MonoException *p_exc);
void debug_send_unhandled_exception_error(MonoException *p_exc);
void debug_unhandled_exception(MonoException *p_exc);
void print_unhandled_exception(MonoException *p_exc);
/**
* Sets the exception as pending. The exception will be thrown when returning to managed code.
* If no managed method is being invoked by the runtime, the exception will be treated as
* an unhandled exception and the method will not return.
*/
void set_pending_exception(MonoException *p_exc);
extern thread_local int current_invoke_count;
_FORCE_INLINE_ int get_runtime_invoke_count() {
return current_invoke_count;
}
_FORCE_INLINE_ int &get_runtime_invoke_count_ref() {
return current_invoke_count;
}
MonoObject *runtime_invoke(MonoMethod *p_method, void *p_obj, void **p_params, MonoException **r_exc);
MonoObject *runtime_invoke_array(MonoMethod *p_method, void *p_obj, MonoArray *p_params, MonoException **r_exc);
MonoString *object_to_string(MonoObject *p_obj, MonoException **r_exc);
void property_set_value(MonoProperty *p_prop, void *p_obj, void **p_params, MonoException **r_exc);
MonoObject *property_get_value(MonoProperty *p_prop, void *p_obj, void **p_params, MonoException **r_exc);
uint64_t unbox_enum_value(MonoObject *p_boxed, MonoType *p_enum_basetype, bool &r_error);
void dispose(MonoObject *p_mono_object, MonoException **r_exc);
struct ScopeThreadAttach {
ScopeThreadAttach();
~ScopeThreadAttach();
private:
MonoThread *mono_thread;
};
StringName get_native_godot_class_name(GDMonoClass *p_class);
} // namespace GDMonoUtils
#define NATIVE_GDMONOCLASS_NAME(m_class) (GDMonoUtils::get_native_godot_class_name(m_class))
#define GD_MONO_BEGIN_RUNTIME_INVOKE \
int &_runtime_invoke_count_ref = GDMonoUtils::get_runtime_invoke_count_ref(); \
_runtime_invoke_count_ref += 1;
#define GD_MONO_END_RUNTIME_INVOKE \
_runtime_invoke_count_ref -= 1;
#define GD_MONO_SCOPE_THREAD_ATTACH \
GDMonoUtils::ScopeThreadAttach __gdmono__scope__thread__attach__; \
(void)__gdmono__scope__thread__attach__;
#ifdef DEBUG_ENABLED
#define GD_MONO_ASSERT_THREAD_ATTACHED \
{ CRASH_COND(!GDMonoUtils::is_thread_attached()); }
#else
#define GD_MONO_ASSERT_THREAD_ATTACHED
#endif
#endif // GD_MONOUTILS_H