136 lines
4.8 KiB
C++
136 lines
4.8 KiB
C++
/*************************************************************************/
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/* method_bind.cpp */
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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) 2007-2022 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2022 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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// object.h needs to be the first include *before* method_bind.h
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// FIXME: Find out why and fix potential cyclical dependencies.
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#include "core/object/object.h"
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#include "method_bind.h"
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uint32_t MethodBind::get_hash() const {
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uint32_t hash = hash_djb2_one_32(has_return() ? 1 : 0);
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hash = hash_djb2_one_32(get_argument_count(), hash);
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#ifndef _MSC_VER
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#warning This needs proper class name and argument type for hashing
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#endif
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#if 0
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for (int i = (has_return() ? -1 : 0); i < get_argument_count(); i++) {
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PropertyInfo pi = i == -1 ? get_return_info() : get_argument_info(i);
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hash = hash_djb2_one_32(get_argument_type(i), hash);
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if (pi.class_name != StringName()) {
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hash = hash_djb2_one_32(pi.class_name.operator String().hash(), hash);
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}
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}
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#endif
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hash = hash_djb2_one_32(get_default_argument_count(), hash);
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for (int i = 0; i < get_default_argument_count(); i++) {
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Variant v = get_default_argument(i);
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hash = hash_djb2_one_32(v.hash(), hash);
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}
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hash = hash_djb2_one_32(is_const(), hash);
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hash = hash_djb2_one_32(is_vararg(), hash);
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return hash;
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}
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PropertyInfo MethodBind::get_argument_info(int p_argument) const {
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ERR_FAIL_INDEX_V(p_argument, get_argument_count(), PropertyInfo());
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PropertyInfo info = _gen_argument_type_info(p_argument);
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#ifdef DEBUG_METHODS_ENABLED
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info.name = p_argument < arg_names.size() ? String(arg_names[p_argument]) : String("arg" + itos(p_argument));
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#else
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info.name = String("arg" + itos(p_argument));
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#endif
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return info;
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}
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PropertyInfo MethodBind::get_return_info() const {
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return _gen_argument_type_info(-1);
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}
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void MethodBind::_set_const(bool p_const) {
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_const = p_const;
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}
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void MethodBind::_set_returns(bool p_returns) {
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_returns = p_returns;
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}
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StringName MethodBind::get_name() const {
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return name;
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}
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void MethodBind::set_name(const StringName &p_name) {
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name = p_name;
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}
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#ifdef DEBUG_METHODS_ENABLED
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void MethodBind::set_argument_names(const Vector<StringName> &p_names) {
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arg_names = p_names;
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}
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Vector<StringName> MethodBind::get_argument_names() const {
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return arg_names;
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}
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#endif
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void MethodBind::set_default_arguments(const Vector<Variant> &p_defargs) {
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default_arguments = p_defargs;
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default_argument_count = default_arguments.size();
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}
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void MethodBind::_generate_argument_types(int p_count) {
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set_argument_count(p_count);
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Variant::Type *argt = memnew_arr(Variant::Type, p_count + 1);
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argt[0] = _gen_argument_type(-1); // return type
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for (int i = 0; i < p_count; i++) {
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argt[i + 1] = _gen_argument_type(i);
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}
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argument_types = argt;
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}
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MethodBind::MethodBind() {
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static int last_id = 0;
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method_id = last_id++;
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}
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MethodBind::~MethodBind() {
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if (argument_types) {
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memdelete_arr(argument_types);
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}
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}
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