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virtualx-engine/modules/mono/mono_gd/gd_mono_field.cpp
Ignacio Etcheverry 23ae64b15e C#: Optimize struct marshalling 
- We no longer box struct to return them from internal calls.
- Use reinterpret_cast if the managed struct layout is the same as the native struct.
2018-10-17 22:36:26 +02:00

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/*************************************************************************/
/* gd_mono_field.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_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_from_variant(MonoObject *p_object, const Variant &p_value) {
#define SET_FROM_STRUCT(m_type) \
{ \
GDMonoMarshal::M_##m_type from = MARSHALLED_OUT(m_type, p_value.operator ::m_type()); \
mono_field_set_value(p_object, mono_field, &from); \
}
#define SET_FROM_ARRAY(m_type) \
{ \
MonoArray *managed = GDMonoMarshal::m_type##_to_mono_array(p_value.operator ::m_type()); \
mono_field_set_value(p_object, mono_field, &managed); \
}
switch (type.type_encoding) {
case MONO_TYPE_BOOLEAN: {
MonoBoolean val = p_value.operator bool();
mono_field_set_value(p_object, mono_field, &val);
} break;
case MONO_TYPE_CHAR: {
int16_t val = p_value.operator unsigned short();
mono_field_set_value(p_object, mono_field, &val);
} break;
case MONO_TYPE_I1: {
int8_t val = p_value.operator signed char();
mono_field_set_value(p_object, mono_field, &val);
} break;
case MONO_TYPE_I2: {
int16_t val = p_value.operator signed short();
mono_field_set_value(p_object, mono_field, &val);
} break;
case MONO_TYPE_I4: {
int32_t val = p_value.operator signed int();
mono_field_set_value(p_object, mono_field, &val);
} break;
case MONO_TYPE_I8: {
int64_t val = p_value.operator int64_t();
mono_field_set_value(p_object, mono_field, &val);
} break;
case MONO_TYPE_U1: {
uint8_t val = p_value.operator unsigned char();
mono_field_set_value(p_object, mono_field, &val);
} break;
case MONO_TYPE_U2: {
uint16_t val = p_value.operator unsigned short();
mono_field_set_value(p_object, mono_field, &val);
} break;
case MONO_TYPE_U4: {
uint32_t val = p_value.operator unsigned int();
mono_field_set_value(p_object, mono_field, &val);
} break;
case MONO_TYPE_U8: {
uint64_t val = p_value.operator uint64_t();
mono_field_set_value(p_object, mono_field, &val);
} break;
case MONO_TYPE_R4: {
float val = p_value.operator float();
mono_field_set_value(p_object, mono_field, &val);
} break;
case MONO_TYPE_R8: {
double val = p_value.operator double();
mono_field_set_value(p_object, mono_field, &val);
} 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(Vector2);
break;
}
if (tclass == CACHED_CLASS(Rect2)) {
SET_FROM_STRUCT(Rect2);
break;
}
if (tclass == CACHED_CLASS(Transform2D)) {
SET_FROM_STRUCT(Transform2D);
break;
}
if (tclass == CACHED_CLASS(Vector3)) {
SET_FROM_STRUCT(Vector3);
break;
}
if (tclass == CACHED_CLASS(Basis)) {
SET_FROM_STRUCT(Basis);
break;
}
if (tclass == CACHED_CLASS(Quat)) {
SET_FROM_STRUCT(Quat);
break;
}
if (tclass == CACHED_CLASS(Transform)) {
SET_FROM_STRUCT(Transform);
break;
}
if (tclass == CACHED_CLASS(AABB)) {
SET_FROM_STRUCT(AABB);
break;
}
if (tclass == CACHED_CLASS(Color)) {
SET_FROM_STRUCT(Color);
break;
}
if (tclass == CACHED_CLASS(Plane)) {
SET_FROM_STRUCT(Plane);
break;
}
if (mono_class_is_enum(tclass->get_mono_ptr())) {
MonoType *enum_basetype = mono_class_enum_basetype(tclass->get_mono_ptr());
switch (mono_type_get_type(enum_basetype)) {
case MONO_TYPE_BOOLEAN: {
MonoBoolean val = p_value.operator bool();
mono_field_set_value(p_object, mono_field, &val);
break;
}
case MONO_TYPE_CHAR: {
uint16_t val = p_value.operator unsigned short();
mono_field_set_value(p_object, mono_field, &val);
break;
}
case MONO_TYPE_I1: {
int8_t val = p_value.operator signed char();
mono_field_set_value(p_object, mono_field, &val);
break;
}
case MONO_TYPE_I2: {
int16_t val = p_value.operator signed short();
mono_field_set_value(p_object, mono_field, &val);
break;
}
case MONO_TYPE_I4: {
int32_t val = p_value.operator signed int();
mono_field_set_value(p_object, mono_field, &val);
break;
}
case MONO_TYPE_I8: {
int64_t val = p_value.operator int64_t();
mono_field_set_value(p_object, mono_field, &val);
break;
}
case MONO_TYPE_U1: {
uint8_t val = p_value.operator unsigned char();
mono_field_set_value(p_object, mono_field, &val);
break;
}
case MONO_TYPE_U2: {
uint16_t val = p_value.operator unsigned short();
mono_field_set_value(p_object, mono_field, &val);
break;
}
case MONO_TYPE_U4: {
uint32_t val = p_value.operator unsigned int();
mono_field_set_value(p_object, mono_field, &val);
break;
}
case MONO_TYPE_U8: {
uint64_t val = p_value.operator uint64_t();
mono_field_set_value(p_object, mono_field, &val);
break;
}
default: {
ERR_EXPLAIN(String() + "Attempted to convert Variant to a managed enum value of unmarshallable base type.");
ERR_FAIL();
}
}
}
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(type.type_class->get_mono_type());
if (array_type->eklass == CACHED_CLASS_RAW(MonoObject)) {
SET_FROM_ARRAY(Array);
break;
}
if (array_type->eklass == CACHED_CLASS_RAW(uint8_t)) {
SET_FROM_ARRAY(PoolByteArray);
break;
}
if (array_type->eklass == CACHED_CLASS_RAW(int32_t)) {
SET_FROM_ARRAY(PoolIntArray);
break;
}
if (array_type->eklass == REAL_T_MONOCLASS) {
SET_FROM_ARRAY(PoolRealArray);
break;
}
if (array_type->eklass == CACHED_CLASS_RAW(String)) {
SET_FROM_ARRAY(PoolStringArray);
break;
}
if (array_type->eklass == CACHED_CLASS_RAW(Vector2)) {
SET_FROM_ARRAY(PoolVector2Array);
break;
}
if (array_type->eklass == CACHED_CLASS_RAW(Vector3)) {
SET_FROM_ARRAY(PoolVector3Array);
break;
}
if (array_type->eklass == CACHED_CLASS_RAW(Color)) {
SET_FROM_ARRAY(PoolColorArray);
break;
}
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;
}
if (CACHED_CLASS(Dictionary) == type_class) {
MonoObject *managed = GDMonoUtils::create_managed_from(p_value.operator Dictionary(), CACHED_CLASS(Dictionary));
mono_field_set_value(p_object, mono_field, managed);
break;
}
if (CACHED_CLASS(Array) == type_class) {
MonoObject *managed = GDMonoUtils::create_managed_from(p_value.operator Array(), CACHED_CLASS(Array));
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: {
MonoBoolean val = p_value.operator bool();
mono_field_set_value(p_object, mono_field, &val);
} break;
case Variant::INT: {
int32_t val = p_value.operator signed int();
mono_field_set_value(p_object, mono_field, &val);
} break;
case Variant::REAL: {
#ifdef REAL_T_IS_DOUBLE
double val = p_value.operator double();
mono_field_set_value(p_object, mono_field, &val);
#else
float val = p_value.operator float();
mono_field_set_value(p_object, mono_field, &val);
#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(Vector2);
} break;
case Variant::RECT2: {
SET_FROM_STRUCT(Rect2);
} break;
case Variant::VECTOR3: {
SET_FROM_STRUCT(Vector3);
} break;
case Variant::TRANSFORM2D: {
SET_FROM_STRUCT(Transform2D);
} break;
case Variant::PLANE: {
SET_FROM_STRUCT(Plane);
} break;
case Variant::QUAT: {
SET_FROM_STRUCT(Quat);
} break;
case Variant::AABB: {
SET_FROM_STRUCT(AABB);
} break;
case Variant::BASIS: {
SET_FROM_STRUCT(Basis);
} break;
case Variant::TRANSFORM: {
SET_FROM_STRUCT(Transform);
} break;
case Variant::COLOR: {
SET_FROM_STRUCT(Color);
} break;
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 = GDMonoUtils::create_managed_from(p_value.operator Dictionary(), CACHED_CLASS(Dictionary));
mono_field_set_value(p_object, mono_field, managed);
} break;
case Variant::ARRAY: {
MonoObject *managed = GDMonoUtils::create_managed_from(p_value.operator Array(), CACHED_CLASS(Array));
mono_field_set_value(p_object, mono_field, managed);
} break;
case Variant::POOL_BYTE_ARRAY: {
SET_FROM_ARRAY(PoolByteArray);
} break;
case Variant::POOL_INT_ARRAY: {
SET_FROM_ARRAY(PoolIntArray);
} break;
case Variant::POOL_REAL_ARRAY: {
SET_FROM_ARRAY(PoolRealArray);
} break;
case Variant::POOL_STRING_ARRAY: {
SET_FROM_ARRAY(PoolStringArray);
} break;
case Variant::POOL_VECTOR2_ARRAY: {
SET_FROM_ARRAY(PoolVector2Array);
} break;
case Variant::POOL_VECTOR3_ARRAY: {
SET_FROM_ARRAY(PoolVector3Array);
} break;
case Variant::POOL_COLOR_ARRAY: {
SET_FROM_ARRAY(PoolColorArray);
} break;
default: break;
}
} break;
case MONO_TYPE_GENERICINST: {
MonoReflectionType *reftype = mono_type_get_object(SCRIPTS_DOMAIN, type.type_class->get_mono_type());
MonoException *exc = NULL;
GDMonoUtils::IsDictionaryGenericType type_is_dict = CACHED_METHOD_THUNK(MarshalUtils, IsDictionaryGenericType);
MonoBoolean is_dict = type_is_dict((MonoObject *)reftype, (MonoObject **)&exc);
UNLIKELY_UNHANDLED_EXCEPTION(exc);
if (is_dict) {
MonoObject *managed = GDMonoUtils::create_managed_from(p_value.operator Dictionary(), type.type_class);
mono_field_set_value(p_object, mono_field, managed);
break;
}
exc = NULL;
GDMonoUtils::IsArrayGenericType type_is_array = CACHED_METHOD_THUNK(MarshalUtils, IsArrayGenericType);
MonoBoolean is_array = type_is_array((MonoObject *)reftype, (MonoObject **)&exc);
UNLIKELY_UNHANDLED_EXCEPTION(exc);
if (is_array) {
MonoObject *managed = GDMonoUtils::create_managed_from(p_value.operator Array(), type.type_class);
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_ARRAY_AND_BREAK
#undef SET_FROM_STRUCT_AND_BREAK
}
MonoObject *GDMonoField::get_value(MonoObject *p_object) {
return mono_field_get_value_object(mono_domain_get(), mono_field, p_object);
}
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 GDMonoMarshal::mono_string_to_godot((MonoString *)val);
}
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_mono_ptr());
}
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_mono_ptr());
}
void GDMonoField::fetch_attributes() {
ERR_FAIL_COND(attributes != NULL);
attributes = mono_custom_attrs_from_field(owner->get_mono_ptr(), mono_field);
attrs_fetched = true;
}
bool GDMonoField::is_static() {
return mono_field_get_flags(mono_field) & MONO_FIELD_ATTR_STATIC;
}
GDMonoClassMember::Visibility GDMonoField::get_visibility() {
switch (mono_field_get_flags(mono_field) & MONO_FIELD_ATTR_FIELD_ACCESS_MASK) {
case MONO_FIELD_ATTR_PRIVATE:
return GDMonoClassMember::PRIVATE;
case MONO_FIELD_ATTR_FAM_AND_ASSEM:
return GDMonoClassMember::PROTECTED_AND_INTERNAL;
case MONO_FIELD_ATTR_ASSEMBLY:
return GDMonoClassMember::INTERNAL;
case MONO_FIELD_ATTR_FAMILY:
return GDMonoClassMember::PROTECTED;
case MONO_FIELD_ATTR_PUBLIC:
return GDMonoClassMember::PUBLIC;
default:
ERR_FAIL_V(GDMonoClassMember::PRIVATE);
}
}
GDMonoField::GDMonoField(MonoClassField *p_mono_field, GDMonoClass *p_owner) {
owner = p_owner;
mono_field = p_mono_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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