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godot/modules/mono/mono_gd/gd_mono_field.cpp

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/*************************************************************************/
/* gd_mono_field.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2017 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_field.h"
#include <mono/metadata/attrdefs.h>
#include "gd_mono_class.h"
#include "gd_mono_marshal.h"
void GDMonoField::set_value_raw(MonoObject *p_object, void *p_ptr) {
mono_field_set_value(p_object, mono_field, &p_ptr);
}
void GDMonoField::set_value(MonoObject *p_object, const Variant &p_value) {
#define SET_FROM_STRUCT_AND_BREAK(m_type) \
{ \
const m_type &val = p_value.operator m_type(); \
MARSHALLED_OUT(m_type, val, raw); \
mono_field_set_value(p_object, mono_field, raw); \
break; \
}
#define SET_FROM_PRIMITIVE(m_type) \
{ \
m_type val = p_value.operator m_type(); \
mono_field_set_value(p_object, mono_field, &val); \
break; \
}
#define SET_FROM_ARRAY_AND_BREAK(m_type) \
{ \
MonoArray *managed = GDMonoMarshal::m_type##_to_mono_array(p_value.operator m_type()); \
mono_field_set_value(p_object, mono_field, &managed); \
break; \
}
switch (type.type_encoding) {
case MONO_TYPE_BOOLEAN: {
SET_FROM_PRIMITIVE(bool);
} break;
case MONO_TYPE_I1: {
SET_FROM_PRIMITIVE(signed char);
} break;
case MONO_TYPE_I2: {
SET_FROM_PRIMITIVE(signed short);
} break;
case MONO_TYPE_I4: {
SET_FROM_PRIMITIVE(signed int);
} break;
case MONO_TYPE_I8: {
SET_FROM_PRIMITIVE(int64_t);
} break;
case MONO_TYPE_U1: {
SET_FROM_PRIMITIVE(unsigned char);
} break;
case MONO_TYPE_U2: {
SET_FROM_PRIMITIVE(unsigned short);
} break;
case MONO_TYPE_U4: {
SET_FROM_PRIMITIVE(unsigned int);
} break;
case MONO_TYPE_U8: {
SET_FROM_PRIMITIVE(uint64_t);
} break;
case MONO_TYPE_R4: {
SET_FROM_PRIMITIVE(float);
} break;
case MONO_TYPE_R8: {
SET_FROM_PRIMITIVE(double);
} break;
case MONO_TYPE_STRING: {
MonoString *mono_string = GDMonoMarshal::mono_string_from_godot(p_value);
mono_field_set_value(p_object, mono_field, mono_string);
} break;
case MONO_TYPE_VALUETYPE: {
GDMonoClass *tclass = type.type_class;
if (tclass == CACHED_CLASS(Vector2))
SET_FROM_STRUCT_AND_BREAK(Vector2);
if (tclass == CACHED_CLASS(Rect2))
SET_FROM_STRUCT_AND_BREAK(Rect2);
if (tclass == CACHED_CLASS(Transform2D))
SET_FROM_STRUCT_AND_BREAK(Transform2D);
if (tclass == CACHED_CLASS(Vector3))
SET_FROM_STRUCT_AND_BREAK(Vector3);
if (tclass == CACHED_CLASS(Basis))
SET_FROM_STRUCT_AND_BREAK(Basis);
if (tclass == CACHED_CLASS(Quat))
SET_FROM_STRUCT_AND_BREAK(Quat);
if (tclass == CACHED_CLASS(Transform))
SET_FROM_STRUCT_AND_BREAK(Transform);
if (tclass == CACHED_CLASS(Rect3))
SET_FROM_STRUCT_AND_BREAK(Rect3);
if (tclass == CACHED_CLASS(Color))
SET_FROM_STRUCT_AND_BREAK(Color);
if (tclass == CACHED_CLASS(Plane))
SET_FROM_STRUCT_AND_BREAK(Plane);
if (mono_class_is_enum(tclass->get_raw()))
SET_FROM_PRIMITIVE(signed int);
ERR_EXPLAIN(String() + "Attempted to set the value of a field of unmarshallable type: " + tclass->get_name());
ERR_FAIL();
} break;
case MONO_TYPE_ARRAY:
case MONO_TYPE_SZARRAY: {
MonoArrayType *array_type = mono_type_get_array_type(GDMonoClass::get_raw_type(type.type_class));
if (array_type->eklass == CACHED_CLASS_RAW(MonoObject))
SET_FROM_ARRAY_AND_BREAK(Array);
if (array_type->eklass == CACHED_CLASS_RAW(uint8_t))
SET_FROM_ARRAY_AND_BREAK(PoolByteArray);
if (array_type->eklass == CACHED_CLASS_RAW(int32_t))
SET_FROM_ARRAY_AND_BREAK(PoolIntArray);
if (array_type->eklass == REAL_T_MONOCLASS)
SET_FROM_ARRAY_AND_BREAK(PoolRealArray);
if (array_type->eklass == CACHED_CLASS_RAW(String))
SET_FROM_ARRAY_AND_BREAK(PoolStringArray);
if (array_type->eklass == CACHED_CLASS_RAW(Vector2))
SET_FROM_ARRAY_AND_BREAK(PoolVector2Array);
if (array_type->eklass == CACHED_CLASS_RAW(Vector3))
SET_FROM_ARRAY_AND_BREAK(PoolVector3Array);
if (array_type->eklass == CACHED_CLASS_RAW(Color))
SET_FROM_ARRAY_AND_BREAK(PoolColorArray);
ERR_EXPLAIN(String() + "Attempted to convert Variant to a managed array of unmarshallable element type.");
ERR_FAIL();
} break;
case MONO_TYPE_CLASS: {
GDMonoClass *type_class = type.type_class;
// GodotObject
if (CACHED_CLASS(GodotObject)->is_assignable_from(type_class)) {
MonoObject *managed = GDMonoUtils::unmanaged_get_managed(p_value.operator Object *());
mono_field_set_value(p_object, mono_field, managed);
break;
}
if (CACHED_CLASS(NodePath) == type_class) {
MonoObject *managed = GDMonoUtils::create_managed_from(p_value.operator NodePath());
mono_field_set_value(p_object, mono_field, managed);
break;
}
if (CACHED_CLASS(RID) == type_class) {
MonoObject *managed = GDMonoUtils::create_managed_from(p_value.operator RID());
mono_field_set_value(p_object, mono_field, managed);
break;
}
ERR_EXPLAIN(String() + "Attempted to set the value of a field of unmarshallable type: " + type_class->get_name());
ERR_FAIL();
} break;
case MONO_TYPE_OBJECT: {
// Variant
switch (p_value.get_type()) {
case Variant::BOOL: {
SET_FROM_PRIMITIVE(bool);
} break;
case Variant::INT: {
SET_FROM_PRIMITIVE(int);
} break;
case Variant::REAL: {
#ifdef REAL_T_IS_DOUBLE
SET_FROM_PRIMITIVE(double);
#else
SET_FROM_PRIMITIVE(float);
#endif
} break;
case Variant::STRING: {
MonoString *mono_string = GDMonoMarshal::mono_string_from_godot(p_value);
mono_field_set_value(p_object, mono_field, mono_string);
} break;
case Variant::VECTOR2: SET_FROM_STRUCT_AND_BREAK(Vector2);
case Variant::RECT2: SET_FROM_STRUCT_AND_BREAK(Rect2);
case Variant::VECTOR3: SET_FROM_STRUCT_AND_BREAK(Vector3);
case Variant::TRANSFORM2D: SET_FROM_STRUCT_AND_BREAK(Transform2D);
case Variant::PLANE: SET_FROM_STRUCT_AND_BREAK(Plane);
case Variant::QUAT: SET_FROM_STRUCT_AND_BREAK(Quat);
case Variant::RECT3: SET_FROM_STRUCT_AND_BREAK(Rect3);
case Variant::BASIS: SET_FROM_STRUCT_AND_BREAK(Basis);
case Variant::TRANSFORM: SET_FROM_STRUCT_AND_BREAK(Transform);
case Variant::COLOR: SET_FROM_STRUCT_AND_BREAK(Color);
case Variant::NODE_PATH: {
MonoObject *managed = GDMonoUtils::create_managed_from(p_value.operator NodePath());
mono_field_set_value(p_object, mono_field, managed);
} break;
case Variant::_RID: {
MonoObject *managed = GDMonoUtils::create_managed_from(p_value.operator RID());
mono_field_set_value(p_object, mono_field, managed);
} break;
case Variant::OBJECT: {
MonoObject *managed = GDMonoUtils::unmanaged_get_managed(p_value.operator Object *());
mono_field_set_value(p_object, mono_field, managed);
break;
}
case Variant::DICTIONARY: {
MonoObject *managed = GDMonoMarshal::Dictionary_to_mono_object(p_value.operator Dictionary());
mono_field_set_value(p_object, mono_field, managed);
} break;
case Variant::ARRAY: SET_FROM_ARRAY_AND_BREAK(Array);
case Variant::POOL_BYTE_ARRAY: SET_FROM_ARRAY_AND_BREAK(PoolByteArray);
case Variant::POOL_INT_ARRAY: SET_FROM_ARRAY_AND_BREAK(PoolIntArray);
case Variant::POOL_REAL_ARRAY: SET_FROM_ARRAY_AND_BREAK(PoolRealArray);
case Variant::POOL_STRING_ARRAY: SET_FROM_ARRAY_AND_BREAK(PoolStringArray);
case Variant::POOL_VECTOR2_ARRAY: SET_FROM_ARRAY_AND_BREAK(PoolVector2Array);
case Variant::POOL_VECTOR3_ARRAY: SET_FROM_ARRAY_AND_BREAK(PoolVector3Array);
case Variant::POOL_COLOR_ARRAY: SET_FROM_ARRAY_AND_BREAK(PoolColorArray);
#undef SET_FROM_ARRAY_AND_BREAK
default: break;
}
} break;
case MONO_TYPE_GENERICINST: {
if (CACHED_RAW_MONO_CLASS(Dictionary) == type.type_class->get_raw()) {
MonoObject *managed = GDMonoMarshal::Dictionary_to_mono_object(p_value.operator Dictionary());
mono_field_set_value(p_object, mono_field, managed);
break;
}
} break;
default: {
ERR_PRINTS(String() + "Attempted to set the value of a field of unexpected type encoding: " + itos(type.type_encoding));
} break;
}
#undef SET_FROM_STRUCT_AND_BREAK
#undef SET_FROM_PRIMITIVE
}
bool GDMonoField::get_bool_value(MonoObject *p_object) {
return (bool)GDMonoMarshal::unbox<MonoBoolean>(get_value(p_object));
}
int GDMonoField::get_int_value(MonoObject *p_object) {
return GDMonoMarshal::unbox<int32_t>(get_value(p_object));
}
String GDMonoField::get_string_value(MonoObject *p_object) {
MonoObject *val = get_value(p_object);
return val ? GDMonoMarshal::mono_string_to_godot((MonoString *)val) : String();
}
bool GDMonoField::has_attribute(GDMonoClass *p_attr_class) {
ERR_FAIL_NULL_V(p_attr_class, false);
if (!attrs_fetched)
fetch_attributes();
if (!attributes)
return false;
return mono_custom_attrs_has_attr(attributes, p_attr_class->get_raw());
}
MonoObject *GDMonoField::get_attribute(GDMonoClass *p_attr_class) {
ERR_FAIL_NULL_V(p_attr_class, NULL);
if (!attrs_fetched)
fetch_attributes();
if (!attributes)
return NULL;
return mono_custom_attrs_get_attr(attributes, p_attr_class->get_raw());
}
void GDMonoField::fetch_attributes() {
ERR_FAIL_COND(attributes != NULL);
attributes = mono_custom_attrs_from_field(owner->get_raw(), get_raw());
attrs_fetched = true;
}
bool GDMonoField::is_static() {
return mono_field_get_flags(mono_field) & MONO_FIELD_ATTR_STATIC;
}
GDMono::MemberVisibility GDMonoField::get_visibility() {
switch (mono_field_get_flags(mono_field) & MONO_FIELD_ATTR_FIELD_ACCESS_MASK) {
case MONO_FIELD_ATTR_PRIVATE:
return GDMono::PRIVATE;
case MONO_FIELD_ATTR_FAM_AND_ASSEM:
return GDMono::PROTECTED_AND_INTERNAL;
case MONO_FIELD_ATTR_ASSEMBLY:
return GDMono::INTERNAL;
case MONO_FIELD_ATTR_FAMILY:
return GDMono::PROTECTED;
case MONO_FIELD_ATTR_PUBLIC:
return GDMono::PUBLIC;
default:
ERR_FAIL_V(GDMono::PRIVATE);
}
}
GDMonoField::GDMonoField(MonoClassField *p_raw_field, GDMonoClass *p_owner) {
owner = p_owner;
mono_field = p_raw_field;
name = mono_field_get_name(mono_field);
MonoType *field_type = mono_field_get_type(mono_field);
type.type_encoding = mono_type_get_type(field_type);
MonoClass *field_type_class = mono_class_from_mono_type(field_type);
type.type_class = GDMono::get_singleton()->get_class(field_type_class);
attrs_fetched = false;
attributes = NULL;
}
GDMonoField::~GDMonoField() {
if (attributes) {
mono_custom_attrs_free(attributes);
}
}
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