virtualx-engine/core/object/method_bind.cpp
George Marques fafa8c7f6e
Enable method type information on release builds
This is needed to ensure GDScript compilation works properly on release
builds and make use of optimized typed instructions.
2021-10-07 16:13:44 -03:00

138 lines
4.8 KiB
C++

/*************************************************************************/
/* method_bind.cpp */
/*************************************************************************/
/* 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. */
/*************************************************************************/
// object.h needs to be the first include *before* method_bind.h
// FIXME: Find out why and fix potential cyclical dependencies.
#include "core/object/object.h"
#include "method_bind.h"
uint32_t MethodBind::get_hash() const {
uint32_t hash = hash_djb2_one_32(has_return() ? 1 : 0);
hash = hash_djb2_one_32(get_argument_count(), hash);
#ifndef _MSC_VER
#warning This needs proper class name and argument type for hashing
#endif
#if 0
for (int i = (has_return() ? -1 : 0); i < get_argument_count(); i++) {
PropertyInfo pi = i == -1 ? get_return_info() : get_argument_info(i);
hash = hash_djb2_one_32(get_argument_type(i), hash);
if (pi.class_name != StringName()) {
hash = hash_djb2_one_32(pi.class_name.operator String().hash(), hash);
}
}
#endif
hash = hash_djb2_one_32(get_default_argument_count(), hash);
for (int i = 0; i < get_default_argument_count(); i++) {
Variant v = get_default_argument(i);
hash = hash_djb2_one_32(v.hash(), hash);
}
hash = hash_djb2_one_32(is_const(), hash);
hash = hash_djb2_one_32(is_vararg(), hash);
return hash;
}
PropertyInfo MethodBind::get_argument_info(int p_argument) const {
ERR_FAIL_INDEX_V(p_argument, get_argument_count(), PropertyInfo());
PropertyInfo info = _gen_argument_type_info(p_argument);
#ifdef DEBUG_METHODS_ENABLED
info.name = p_argument < arg_names.size() ? String(arg_names[p_argument]) : String("arg" + itos(p_argument));
#else
info.name = String("arg" + itos(p_argument));
#endif
return info;
}
PropertyInfo MethodBind::get_return_info() const {
return _gen_argument_type_info(-1);
}
void MethodBind::_set_const(bool p_const) {
_const = p_const;
}
void MethodBind::_set_returns(bool p_returns) {
_returns = p_returns;
}
StringName MethodBind::get_name() const {
return name;
}
void MethodBind::set_name(const StringName &p_name) {
name = p_name;
}
#ifdef DEBUG_METHODS_ENABLED
void MethodBind::set_argument_names(const Vector<StringName> &p_names) {
arg_names = p_names;
}
Vector<StringName> MethodBind::get_argument_names() const {
return arg_names;
}
#endif
void MethodBind::set_default_arguments(const Vector<Variant> &p_defargs) {
default_arguments = p_defargs;
default_argument_count = default_arguments.size();
}
void MethodBind::_generate_argument_types(int p_count) {
set_argument_count(p_count);
Variant::Type *argt = memnew_arr(Variant::Type, p_count + 1);
argt[0] = _gen_argument_type(-1); // return type
for (int i = 0; i < p_count; i++) {
argt[i + 1] = _gen_argument_type(i);
}
argument_types = argt;
}
MethodBind::MethodBind() {
static int last_id = 0;
method_id = last_id++;
}
MethodBind::~MethodBind() {
#ifdef DEBUG_METHODS_ENABLED
if (argument_types) {
memdelete_arr(argument_types);
}
#endif
}