443 lines
18 KiB
C++
443 lines
18 KiB
C++
/*************************************************************************/
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/* gd_mono_marshal.h */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#ifndef GDMONOMARSHAL_H
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#define GDMONOMARSHAL_H
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#include "core/variant.h"
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#include "gd_mono.h"
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#include "gd_mono_utils.h"
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namespace GDMonoMarshal {
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template <typename T>
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T unbox(MonoObject *p_obj) {
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return *(T *)mono_object_unbox(p_obj);
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}
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template <typename T>
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T *unbox_addr(MonoObject *p_obj) {
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return (T *)mono_object_unbox(p_obj);
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}
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#define BOX_DOUBLE(x) mono_value_box(mono_domain_get(), CACHED_CLASS_RAW(double), &x)
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#define BOX_FLOAT(x) mono_value_box(mono_domain_get(), CACHED_CLASS_RAW(float), &x)
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#define BOX_INT64(x) mono_value_box(mono_domain_get(), CACHED_CLASS_RAW(int64_t), &x)
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#define BOX_INT32(x) mono_value_box(mono_domain_get(), CACHED_CLASS_RAW(int32_t), &x)
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#define BOX_INT16(x) mono_value_box(mono_domain_get(), CACHED_CLASS_RAW(int16_t), &x)
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#define BOX_INT8(x) mono_value_box(mono_domain_get(), CACHED_CLASS_RAW(int8_t), &x)
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#define BOX_UINT64(x) mono_value_box(mono_domain_get(), CACHED_CLASS_RAW(uint64_t), &x)
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#define BOX_UINT32(x) mono_value_box(mono_domain_get(), CACHED_CLASS_RAW(uint32_t), &x)
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#define BOX_UINT16(x) mono_value_box(mono_domain_get(), CACHED_CLASS_RAW(uint16_t), &x)
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#define BOX_UINT8(x) mono_value_box(mono_domain_get(), CACHED_CLASS_RAW(uint8_t), &x)
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#define BOX_BOOLEAN(x) mono_value_box(mono_domain_get(), CACHED_CLASS_RAW(bool), &x)
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#define BOX_PTR(x) mono_value_box(mono_domain_get(), CACHED_CLASS_RAW(IntPtr), x)
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#define BOX_ENUM(m_enum_class, x) mono_value_box(mono_domain_get(), m_enum_class, &x)
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Variant::Type managed_to_variant_type(const ManagedType &p_type);
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bool try_get_array_element_type(const ManagedType &p_array_type, ManagedType &r_elem_type);
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bool try_get_dictionary_key_value_types(const ManagedType &p_dictionary_type, ManagedType &r_key_type, ManagedType &r_value_type);
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// String
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String mono_to_utf8_string(MonoString *p_mono_string);
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String mono_to_utf16_string(MonoString *p_mono_string);
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_FORCE_INLINE_ String mono_string_to_godot_not_null(MonoString *p_mono_string) {
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if (sizeof(CharType) == 2)
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return mono_to_utf16_string(p_mono_string);
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return mono_to_utf8_string(p_mono_string);
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}
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_FORCE_INLINE_ String mono_string_to_godot(MonoString *p_mono_string) {
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if (p_mono_string == NULL)
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return String();
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return mono_string_to_godot_not_null(p_mono_string);
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}
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_FORCE_INLINE_ MonoString *mono_from_utf8_string(const String &p_string) {
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return mono_string_new(mono_domain_get(), p_string.utf8().get_data());
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}
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_FORCE_INLINE_ MonoString *mono_from_utf16_string(const String &p_string) {
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return mono_string_from_utf16((mono_unichar2 *)p_string.c_str());
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}
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_FORCE_INLINE_ MonoString *mono_string_from_godot(const String &p_string) {
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if (sizeof(CharType) == 2)
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return mono_from_utf16_string(p_string);
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return mono_from_utf8_string(p_string);
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}
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// Variant
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MonoObject *variant_to_mono_object(const Variant *p_var, const ManagedType &p_type);
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MonoObject *variant_to_mono_object(const Variant *p_var);
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_FORCE_INLINE_ MonoObject *variant_to_mono_object(const Variant &p_var) {
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return variant_to_mono_object(&p_var);
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}
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_FORCE_INLINE_ MonoObject *variant_to_mono_object(const Variant &p_var, const ManagedType &p_type) {
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return variant_to_mono_object(&p_var, p_type);
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}
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Variant mono_object_to_variant(MonoObject *p_obj);
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Variant mono_object_to_variant(MonoObject *p_obj, const ManagedType &p_type);
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Variant mono_object_to_variant_no_err(MonoObject *p_obj, const ManagedType &p_type);
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/// Tries to convert the MonoObject* to Variant and then convert the Variant to String.
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/// If the MonoObject* cannot be converted to Variant, then 'ToString()' is called instead.
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String mono_object_to_variant_string(MonoObject *p_obj, MonoException **r_exc);
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// System.Collections.Generic
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MonoObject *Dictionary_to_system_generic_dict(const Dictionary &p_dict, GDMonoClass *p_class, MonoReflectionType *p_key_reftype, MonoReflectionType *p_value_reftype);
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Dictionary system_generic_dict_to_Dictionary(MonoObject *p_obj, GDMonoClass *p_class, MonoReflectionType *p_key_reftype, MonoReflectionType *p_value_reftype);
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MonoObject *Array_to_system_generic_list(const Array &p_array, GDMonoClass *p_class, MonoReflectionType *p_elem_reftype);
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Variant system_generic_list_to_Array_variant(MonoObject *p_obj, GDMonoClass *p_class, MonoReflectionType *p_elem_reftype);
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// Array
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MonoArray *Array_to_mono_array(const Array &p_array);
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MonoArray *Array_to_mono_array(const Array &p_array, GDMonoClass *p_array_type_class);
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Array mono_array_to_Array(MonoArray *p_array);
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// PoolIntArray
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MonoArray *PoolIntArray_to_mono_array(const PoolIntArray &p_array);
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PoolIntArray mono_array_to_PoolIntArray(MonoArray *p_array);
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// PoolByteArray
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MonoArray *PoolByteArray_to_mono_array(const PoolByteArray &p_array);
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PoolByteArray mono_array_to_PoolByteArray(MonoArray *p_array);
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// PoolRealArray
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MonoArray *PoolRealArray_to_mono_array(const PoolRealArray &p_array);
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PoolRealArray mono_array_to_PoolRealArray(MonoArray *p_array);
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// PoolStringArray
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MonoArray *PoolStringArray_to_mono_array(const PoolStringArray &p_array);
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PoolStringArray mono_array_to_PoolStringArray(MonoArray *p_array);
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// PoolColorArray
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MonoArray *PoolColorArray_to_mono_array(const PoolColorArray &p_array);
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PoolColorArray mono_array_to_PoolColorArray(MonoArray *p_array);
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// PoolVector2Array
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MonoArray *PoolVector2Array_to_mono_array(const PoolVector2Array &p_array);
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PoolVector2Array mono_array_to_PoolVector2Array(MonoArray *p_array);
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// PoolVector3Array
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MonoArray *PoolVector3Array_to_mono_array(const PoolVector3Array &p_array);
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PoolVector3Array mono_array_to_PoolVector3Array(MonoArray *p_array);
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// Structures
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namespace InteropLayout {
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enum {
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MATCHES_float = (sizeof(float) == sizeof(uint32_t)),
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MATCHES_double = (sizeof(double) == sizeof(uint64_t)),
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#ifdef REAL_T_IS_DOUBLE
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MATCHES_real_t = (sizeof(real_t) == sizeof(uint64_t)),
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#else
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MATCHES_real_t = (sizeof(real_t) == sizeof(uint32_t)),
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#endif
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MATCHES_Vector2 = (MATCHES_real_t && (sizeof(Vector2) == (sizeof(real_t) * 2)) &&
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offsetof(Vector2, x) == (sizeof(real_t) * 0) &&
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offsetof(Vector2, y) == (sizeof(real_t) * 1)),
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MATCHES_Rect2 = (MATCHES_Vector2 && (sizeof(Rect2) == (sizeof(Vector2) * 2)) &&
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offsetof(Rect2, position) == (sizeof(Vector2) * 0) &&
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offsetof(Rect2, size) == (sizeof(Vector2) * 1)),
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MATCHES_Transform2D = (MATCHES_Vector2 && (sizeof(Transform2D) == (sizeof(Vector2) * 3))), // No field offset required, it stores an array
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MATCHES_Vector3 = (MATCHES_real_t && (sizeof(Vector3) == (sizeof(real_t) * 3)) &&
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offsetof(Vector3, x) == (sizeof(real_t) * 0) &&
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offsetof(Vector3, y) == (sizeof(real_t) * 1) &&
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offsetof(Vector3, z) == (sizeof(real_t) * 2)),
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MATCHES_Basis = (MATCHES_Vector3 && (sizeof(Basis) == (sizeof(Vector3) * 3))), // No field offset required, it stores an array
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MATCHES_Quat = (MATCHES_real_t && (sizeof(Quat) == (sizeof(real_t) * 4)) &&
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offsetof(Quat, x) == (sizeof(real_t) * 0) &&
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offsetof(Quat, y) == (sizeof(real_t) * 1) &&
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offsetof(Quat, z) == (sizeof(real_t) * 2) &&
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offsetof(Quat, w) == (sizeof(real_t) * 3)),
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MATCHES_Transform = (MATCHES_Basis && MATCHES_Vector3 && (sizeof(Transform) == (sizeof(Basis) + sizeof(Vector3))) &&
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offsetof(Transform, basis) == 0 &&
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offsetof(Transform, origin) == sizeof(Basis)),
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MATCHES_AABB = (MATCHES_Vector3 && (sizeof(AABB) == (sizeof(Vector3) * 2)) &&
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offsetof(AABB, position) == (sizeof(Vector3) * 0) &&
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offsetof(AABB, size) == (sizeof(Vector3) * 1)),
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MATCHES_Color = (MATCHES_float && (sizeof(Color) == (sizeof(float) * 4)) &&
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offsetof(Color, r) == (sizeof(float) * 0) &&
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offsetof(Color, g) == (sizeof(float) * 1) &&
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offsetof(Color, b) == (sizeof(float) * 2) &&
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offsetof(Color, a) == (sizeof(float) * 3)),
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MATCHES_Plane = (MATCHES_Vector3 && MATCHES_real_t && (sizeof(Plane) == (sizeof(Vector3) + sizeof(real_t))) &&
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offsetof(Plane, normal) == 0 &&
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offsetof(Plane, d) == sizeof(Vector3))
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};
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// In the future we may force this if we want to ref return these structs
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#ifdef GD_MONO_FORCE_INTEROP_STRUCT_COPY
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/* clang-format off */
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GD_STATIC_ASSERT(MATCHES_Vector2 && MATCHES_Rect2 && MATCHES_Transform2D && MATCHES_Vector3 &&
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MATCHES_Basis && MATCHES_Quat && MATCHES_Transform && MATCHES_AABB && MATCHES_Color &&MATCHES_Plane);
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/* clang-format on */
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#endif
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} // namespace InteropLayout
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#pragma pack(push, 1)
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struct M_Vector2 {
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real_t x, y;
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static _FORCE_INLINE_ Vector2 convert_to(const M_Vector2 &p_from) {
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return Vector2(p_from.x, p_from.y);
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}
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static _FORCE_INLINE_ M_Vector2 convert_from(const Vector2 &p_from) {
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M_Vector2 ret = { p_from.x, p_from.y };
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return ret;
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}
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};
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struct M_Rect2 {
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M_Vector2 position;
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M_Vector2 size;
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static _FORCE_INLINE_ Rect2 convert_to(const M_Rect2 &p_from) {
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return Rect2(M_Vector2::convert_to(p_from.position),
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M_Vector2::convert_to(p_from.size));
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}
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static _FORCE_INLINE_ M_Rect2 convert_from(const Rect2 &p_from) {
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M_Rect2 ret = { M_Vector2::convert_from(p_from.position), M_Vector2::convert_from(p_from.size) };
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return ret;
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}
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};
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struct M_Transform2D {
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M_Vector2 elements[3];
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static _FORCE_INLINE_ Transform2D convert_to(const M_Transform2D &p_from) {
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return Transform2D(p_from.elements[0].x, p_from.elements[0].y,
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p_from.elements[1].x, p_from.elements[1].y,
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p_from.elements[2].x, p_from.elements[2].y);
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}
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static _FORCE_INLINE_ M_Transform2D convert_from(const Transform2D &p_from) {
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M_Transform2D ret = {
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M_Vector2::convert_from(p_from.elements[0]),
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M_Vector2::convert_from(p_from.elements[1]),
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M_Vector2::convert_from(p_from.elements[2])
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};
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return ret;
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}
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};
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struct M_Vector3 {
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real_t x, y, z;
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static _FORCE_INLINE_ Vector3 convert_to(const M_Vector3 &p_from) {
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return Vector3(p_from.x, p_from.y, p_from.z);
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}
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static _FORCE_INLINE_ M_Vector3 convert_from(const Vector3 &p_from) {
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M_Vector3 ret = { p_from.x, p_from.y, p_from.z };
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return ret;
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}
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};
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struct M_Basis {
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M_Vector3 elements[3];
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static _FORCE_INLINE_ Basis convert_to(const M_Basis &p_from) {
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return Basis(M_Vector3::convert_to(p_from.elements[0]),
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M_Vector3::convert_to(p_from.elements[1]),
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M_Vector3::convert_to(p_from.elements[2]));
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}
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static _FORCE_INLINE_ M_Basis convert_from(const Basis &p_from) {
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M_Basis ret = {
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M_Vector3::convert_from(p_from.elements[0]),
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M_Vector3::convert_from(p_from.elements[1]),
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M_Vector3::convert_from(p_from.elements[2])
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};
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return ret;
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}
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};
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struct M_Quat {
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real_t x, y, z, w;
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static _FORCE_INLINE_ Quat convert_to(const M_Quat &p_from) {
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return Quat(p_from.x, p_from.y, p_from.z, p_from.w);
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}
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static _FORCE_INLINE_ M_Quat convert_from(const Quat &p_from) {
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M_Quat ret = { p_from.x, p_from.y, p_from.z, p_from.w };
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return ret;
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}
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};
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struct M_Transform {
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M_Basis basis;
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M_Vector3 origin;
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static _FORCE_INLINE_ Transform convert_to(const M_Transform &p_from) {
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return Transform(M_Basis::convert_to(p_from.basis), M_Vector3::convert_to(p_from.origin));
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}
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static _FORCE_INLINE_ M_Transform convert_from(const Transform &p_from) {
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M_Transform ret = { M_Basis::convert_from(p_from.basis), M_Vector3::convert_from(p_from.origin) };
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return ret;
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}
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};
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struct M_AABB {
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M_Vector3 position;
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M_Vector3 size;
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static _FORCE_INLINE_ AABB convert_to(const M_AABB &p_from) {
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return AABB(M_Vector3::convert_to(p_from.position), M_Vector3::convert_to(p_from.size));
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}
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static _FORCE_INLINE_ M_AABB convert_from(const AABB &p_from) {
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M_AABB ret = { M_Vector3::convert_from(p_from.position), M_Vector3::convert_from(p_from.size) };
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return ret;
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}
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};
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struct M_Color {
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float r, g, b, a;
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static _FORCE_INLINE_ Color convert_to(const M_Color &p_from) {
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return Color(p_from.r, p_from.g, p_from.b, p_from.a);
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}
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static _FORCE_INLINE_ M_Color convert_from(const Color &p_from) {
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M_Color ret = { p_from.r, p_from.g, p_from.b, p_from.a };
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return ret;
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}
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};
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struct M_Plane {
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M_Vector3 normal;
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real_t d;
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static _FORCE_INLINE_ Plane convert_to(const M_Plane &p_from) {
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return Plane(M_Vector3::convert_to(p_from.normal), p_from.d);
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}
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static _FORCE_INLINE_ M_Plane convert_from(const Plane &p_from) {
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M_Plane ret = { M_Vector3::convert_from(p_from.normal), p_from.d };
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return ret;
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}
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};
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#pragma pack(pop)
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#define DECL_TYPE_MARSHAL_TEMPLATES(m_type) \
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template <int> \
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_FORCE_INLINE_ m_type marshalled_in_##m_type##_impl(const M_##m_type *p_from); \
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\
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template <> \
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_FORCE_INLINE_ m_type marshalled_in_##m_type##_impl<0>(const M_##m_type *p_from) { \
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return M_##m_type::convert_to(*p_from); \
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} \
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\
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template <> \
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_FORCE_INLINE_ m_type marshalled_in_##m_type##_impl<1>(const M_##m_type *p_from) { \
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return *reinterpret_cast<const m_type *>(p_from); \
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} \
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\
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_FORCE_INLINE_ m_type marshalled_in_##m_type(const M_##m_type *p_from) { \
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return marshalled_in_##m_type##_impl<InteropLayout::MATCHES_##m_type>(p_from); \
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} \
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\
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template <int> \
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_FORCE_INLINE_ M_##m_type marshalled_out_##m_type##_impl(const m_type &p_from); \
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\
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template <> \
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_FORCE_INLINE_ M_##m_type marshalled_out_##m_type##_impl<0>(const m_type &p_from) { \
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return M_##m_type::convert_from(p_from); \
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} \
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\
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template <> \
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_FORCE_INLINE_ M_##m_type marshalled_out_##m_type##_impl<1>(const m_type &p_from) { \
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return *reinterpret_cast<const M_##m_type *>(&p_from); \
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} \
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\
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_FORCE_INLINE_ M_##m_type marshalled_out_##m_type(const m_type &p_from) { \
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return marshalled_out_##m_type##_impl<InteropLayout::MATCHES_##m_type>(p_from); \
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}
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DECL_TYPE_MARSHAL_TEMPLATES(Vector2)
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DECL_TYPE_MARSHAL_TEMPLATES(Rect2)
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DECL_TYPE_MARSHAL_TEMPLATES(Transform2D)
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DECL_TYPE_MARSHAL_TEMPLATES(Vector3)
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DECL_TYPE_MARSHAL_TEMPLATES(Basis)
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DECL_TYPE_MARSHAL_TEMPLATES(Quat)
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DECL_TYPE_MARSHAL_TEMPLATES(Transform)
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DECL_TYPE_MARSHAL_TEMPLATES(AABB)
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DECL_TYPE_MARSHAL_TEMPLATES(Color)
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DECL_TYPE_MARSHAL_TEMPLATES(Plane)
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#define MARSHALLED_IN(m_type, m_from_ptr) (GDMonoMarshal::marshalled_in_##m_type(m_from_ptr))
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#define MARSHALLED_OUT(m_type, m_from) (GDMonoMarshal::marshalled_out_##m_type(m_from))
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} // namespace GDMonoMarshal
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#endif // GDMONOMARSHAL_H
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