godot/modules/mono/mono_gd/gd_mono_marshal.h

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4.1 KiB
C++

/*************************************************************************/
/* gd_mono_marshal.h */
/*************************************************************************/
/* 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. */
/*************************************************************************/
#ifndef GD_MONO_MARSHAL_H
#define GD_MONO_MARSHAL_H
#include "core/variant/variant.h"
#include "gd_mono.h"
#include "gd_mono_utils.h"
namespace GDMonoMarshal {
template <typename T>
T unbox(MonoObject *p_obj) {
return *(T *)mono_object_unbox(p_obj);
}
Variant::Type managed_to_variant_type(const ManagedType &p_type, bool *r_nil_is_variant = nullptr);
bool try_get_array_element_type(const ManagedType &p_array_type, ManagedType &r_elem_type);
// String
_FORCE_INLINE_ String mono_string_to_godot_not_null(MonoString *p_mono_string) {
char32_t *utf32 = (char32_t *)mono_string_to_utf32(p_mono_string);
String ret = String(utf32);
mono_free(utf32);
return ret;
}
_FORCE_INLINE_ String mono_string_to_godot(MonoString *p_mono_string) {
if (p_mono_string == nullptr) {
return String();
}
return mono_string_to_godot_not_null(p_mono_string);
}
_FORCE_INLINE_ MonoString *mono_string_from_godot(const String &p_string) {
return mono_string_from_utf32((mono_unichar4 *)(p_string.get_data()));
}
// Variant
MonoObject *variant_to_mono_object_of_type(const Variant &p_var, const ManagedType &p_type);
MonoObject *variant_to_mono_object(const Variant &p_var);
// These overloads were added to avoid passing a `const Variant *` to the `const Variant &`
// parameter. That would result in the `Variant(bool)` copy constructor being called as
// pointers are implicitly converted to bool. Implicit conversions are f-ing evil.
_FORCE_INLINE_ MonoObject *variant_to_mono_object_of_type(const Variant *p_var, const ManagedType &p_type) {
return variant_to_mono_object_of_type(*p_var, p_type);
}
_FORCE_INLINE_ MonoObject *variant_to_mono_object(const Variant *p_var) {
return variant_to_mono_object(*p_var);
}
Variant mono_object_to_variant(MonoObject *p_obj);
Variant mono_object_to_variant_no_err(MonoObject *p_obj);
// PackedStringArray
MonoArray *PackedStringArray_to_mono_array(const PackedStringArray &p_array);
} // namespace GDMonoMarshal
#endif // GD_MONO_MARSHAL_H