/*************************************************************************/ /* gdscript_utility_functions.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. */ /*************************************************************************/ #include "gdscript_utility_functions.h" #include "core/io/resource_loader.h" #include "core/object/class_db.h" #include "core/object/method_bind.h" #include "core/object/object.h" #include "core/templates/oa_hash_map.h" #include "core/templates/vector.h" #include "gdscript.h" #ifdef DEBUG_ENABLED #define VALIDATE_ARG_COUNT(m_count) \ if (p_arg_count < m_count) { \ r_error.error = Callable::CallError::CALL_ERROR_TOO_FEW_ARGUMENTS; \ r_error.argument = m_count; \ r_error.expected = m_count; \ *r_ret = Variant(); \ return; \ } \ if (p_arg_count > m_count) { \ r_error.error = Callable::CallError::CALL_ERROR_TOO_MANY_ARGUMENTS; \ r_error.argument = m_count; \ r_error.expected = m_count; \ *r_ret = Variant(); \ return; \ } #define VALIDATE_ARG_INT(m_arg) \ if (p_args[m_arg]->get_type() != Variant::INT) { \ r_error.error = Callable::CallError::CALL_ERROR_INVALID_ARGUMENT; \ r_error.argument = m_arg; \ r_error.expected = Variant::INT; \ *r_ret = Variant(); \ return; \ } #define VALIDATE_ARG_NUM(m_arg) \ if (!p_args[m_arg]->is_num()) { \ r_error.error = Callable::CallError::CALL_ERROR_INVALID_ARGUMENT; \ r_error.argument = m_arg; \ r_error.expected = Variant::FLOAT; \ *r_ret = Variant(); \ return; \ } #else #define VALIDATE_ARG_COUNT(m_count) #define VALIDATE_ARG_INT(m_arg) #define VALIDATE_ARG_NUM(m_arg) #endif struct GDScriptUtilityFunctionsDefinitions { static inline void convert(Variant *r_ret, const Variant **p_args, int p_arg_count, Callable::CallError &r_error) { VALIDATE_ARG_COUNT(2); VALIDATE_ARG_INT(1); int type = *p_args[1]; if (type < 0 || type >= Variant::VARIANT_MAX) { *r_ret = RTR("Invalid type argument to convert(), use TYPE_* constants."); r_error.error = Callable::CallError::CALL_ERROR_INVALID_ARGUMENT; r_error.argument = 0; r_error.expected = Variant::INT; return; } else { Variant::construct(Variant::Type(type), *r_ret, p_args, 1, r_error); } } static inline void type_exists(Variant *r_ret, const Variant **p_args, int p_arg_count, Callable::CallError &r_error) { VALIDATE_ARG_COUNT(1); *r_ret = ClassDB::class_exists(*p_args[0]); } static inline void _char(Variant *r_ret, const Variant **p_args, int p_arg_count, Callable::CallError &r_error) { VALIDATE_ARG_COUNT(1); VALIDATE_ARG_INT(0); char32_t result[2] = { *p_args[0], 0 }; *r_ret = String(result); } static inline void str(Variant *r_ret, const Variant **p_args, int p_arg_count, Callable::CallError &r_error) { if (p_arg_count < 1) { r_error.error = Callable::CallError::CALL_ERROR_TOO_FEW_ARGUMENTS; r_error.argument = 1; *r_ret = Variant(); return; } String str; for (int i = 0; i < p_arg_count; i++) { String os = p_args[i]->operator String(); if (i == 0) { str = os; } else { str += os; } } *r_ret = str; } static inline void range(Variant *r_ret, const Variant **p_args, int p_arg_count, Callable::CallError &r_error) { switch (p_arg_count) { case 0: { r_error.error = Callable::CallError::CALL_ERROR_TOO_FEW_ARGUMENTS; r_error.argument = 1; r_error.expected = 1; *r_ret = Variant(); } break; case 1: { VALIDATE_ARG_NUM(0); int count = *p_args[0]; Array arr; if (count <= 0) { *r_ret = arr; return; } Error err = arr.resize(count); if (err != OK) { r_error.error = Callable::CallError::CALL_ERROR_INVALID_METHOD; *r_ret = Variant(); return; } for (int i = 0; i < count; i++) { arr[i] = i; } *r_ret = arr; } break; case 2: { VALIDATE_ARG_NUM(0); VALIDATE_ARG_NUM(1); int from = *p_args[0]; int to = *p_args[1]; Array arr; if (from >= to) { *r_ret = arr; return; } Error err = arr.resize(to - from); if (err != OK) { r_error.error = Callable::CallError::CALL_ERROR_INVALID_METHOD; *r_ret = Variant(); return; } for (int i = from; i < to; i++) { arr[i - from] = i; } *r_ret = arr; } break; case 3: { VALIDATE_ARG_NUM(0); VALIDATE_ARG_NUM(1); VALIDATE_ARG_NUM(2); int from = *p_args[0]; int to = *p_args[1]; int incr = *p_args[2]; if (incr == 0) { *r_ret = RTR("Step argument is zero!"); r_error.error = Callable::CallError::CALL_ERROR_INVALID_METHOD; return; } Array arr; if (from >= to && incr > 0) { *r_ret = arr; return; } if (from <= to && incr < 0) { *r_ret = arr; return; } // Calculate how many. int count = 0; if (incr > 0) { count = ((to - from - 1) / incr) + 1; } else { count = ((from - to - 1) / -incr) + 1; } Error err = arr.resize(count); if (err != OK) { r_error.error = Callable::CallError::CALL_ERROR_INVALID_METHOD; *r_ret = Variant(); return; } if (incr > 0) { int idx = 0; for (int i = from; i < to; i += incr) { arr[idx++] = i; } } else { int idx = 0; for (int i = from; i > to; i += incr) { arr[idx++] = i; } } *r_ret = arr; } break; default: { r_error.error = Callable::CallError::CALL_ERROR_TOO_MANY_ARGUMENTS; r_error.argument = 3; r_error.expected = 3; *r_ret = Variant(); } break; } } static inline void load(Variant *r_ret, const Variant **p_args, int p_arg_count, Callable::CallError &r_error) { VALIDATE_ARG_COUNT(1); if (p_args[0]->get_type() != Variant::STRING) { r_error.error = Callable::CallError::CALL_ERROR_INVALID_ARGUMENT; r_error.argument = 0; r_error.expected = Variant::STRING; *r_ret = Variant(); } else { *r_ret = ResourceLoader::load(*p_args[0]); } } static inline void inst2dict(Variant *r_ret, const Variant **p_args, int p_arg_count, Callable::CallError &r_error) { VALIDATE_ARG_COUNT(1); if (p_args[0]->get_type() == Variant::NIL) { *r_ret = Variant(); } else if (p_args[0]->get_type() != Variant::OBJECT) { r_error.error = Callable::CallError::CALL_ERROR_INVALID_ARGUMENT; r_error.argument = 0; *r_ret = Variant(); } else { Object *obj = *p_args[0]; if (!obj) { *r_ret = Variant(); } else if (!obj->get_script_instance() || obj->get_script_instance()->get_language() != GDScriptLanguage::get_singleton()) { r_error.error = Callable::CallError::CALL_ERROR_INVALID_ARGUMENT; r_error.argument = 0; r_error.expected = Variant::DICTIONARY; *r_ret = RTR("Not a script with an instance"); return; } else { GDScriptInstance *ins = static_cast<GDScriptInstance *>(obj->get_script_instance()); Ref<GDScript> base = ins->get_script(); if (base.is_null()) { r_error.error = Callable::CallError::CALL_ERROR_INVALID_ARGUMENT; r_error.argument = 0; r_error.expected = Variant::DICTIONARY; *r_ret = RTR("Not based on a script"); return; } GDScript *p = base.ptr(); Vector<StringName> sname; while (p->_owner) { sname.push_back(p->name); p = p->_owner; } sname.reverse(); if (!p->path.is_resource_file()) { r_error.error = Callable::CallError::CALL_ERROR_INVALID_ARGUMENT; r_error.argument = 0; r_error.expected = Variant::DICTIONARY; *r_ret = Variant(); *r_ret = RTR("Not based on a resource file"); return; } NodePath cp(sname, Vector<StringName>(), false); Dictionary d; d["@subpath"] = cp; d["@path"] = p->get_path(); for (const KeyValue<StringName, GDScript::MemberInfo> &E : base->member_indices) { if (!d.has(E.key)) { d[E.key] = ins->members[E.value.index]; } } *r_ret = d; } } } static inline void dict2inst(Variant *r_ret, const Variant **p_args, int p_arg_count, Callable::CallError &r_error) { VALIDATE_ARG_COUNT(1); if (p_args[0]->get_type() != Variant::DICTIONARY) { r_error.error = Callable::CallError::CALL_ERROR_INVALID_ARGUMENT; r_error.argument = 0; r_error.expected = Variant::DICTIONARY; *r_ret = Variant(); return; } Dictionary d = *p_args[0]; if (!d.has("@path")) { r_error.error = Callable::CallError::CALL_ERROR_INVALID_ARGUMENT; r_error.argument = 0; r_error.expected = Variant::OBJECT; *r_ret = RTR("Invalid instance dictionary format (missing @path)"); return; } Ref<Script> scr = ResourceLoader::load(d["@path"]); if (!scr.is_valid()) { r_error.error = Callable::CallError::CALL_ERROR_INVALID_ARGUMENT; r_error.argument = 0; r_error.expected = Variant::OBJECT; *r_ret = RTR("Invalid instance dictionary format (can't load script at @path)"); return; } Ref<GDScript> gdscr = scr; if (!gdscr.is_valid()) { r_error.error = Callable::CallError::CALL_ERROR_INVALID_ARGUMENT; r_error.argument = 0; r_error.expected = Variant::OBJECT; *r_ret = Variant(); *r_ret = RTR("Invalid instance dictionary format (invalid script at @path)"); return; } NodePath sub; if (d.has("@subpath")) { sub = d["@subpath"]; } for (int i = 0; i < sub.get_name_count(); i++) { gdscr = gdscr->subclasses[sub.get_name(i)]; if (!gdscr.is_valid()) { r_error.error = Callable::CallError::CALL_ERROR_INVALID_ARGUMENT; r_error.argument = 0; r_error.expected = Variant::OBJECT; *r_ret = Variant(); *r_ret = RTR("Invalid instance dictionary (invalid subclasses)"); return; } } *r_ret = gdscr->_new(nullptr, -1 /*skip initializer*/, r_error); if (r_error.error != Callable::CallError::CALL_OK) { *r_ret = Variant(); return; } GDScriptInstance *ins = static_cast<GDScriptInstance *>(static_cast<Object *>(*r_ret)->get_script_instance()); Ref<GDScript> gd_ref = ins->get_script(); for (KeyValue<StringName, GDScript::MemberInfo> &E : gd_ref->member_indices) { if (d.has(E.key)) { ins->members.write[E.value.index] = d[E.key]; } } } static inline void Color8(Variant *r_ret, const Variant **p_args, int p_arg_count, Callable::CallError &r_error) { if (p_arg_count < 3) { r_error.error = Callable::CallError::CALL_ERROR_TOO_FEW_ARGUMENTS; r_error.argument = 3; *r_ret = Variant(); return; } if (p_arg_count > 4) { r_error.error = Callable::CallError::CALL_ERROR_TOO_MANY_ARGUMENTS; r_error.argument = 4; *r_ret = Variant(); return; } VALIDATE_ARG_INT(0); VALIDATE_ARG_INT(1); VALIDATE_ARG_INT(2); Color color((int64_t)*p_args[0] / 255.0f, (int64_t)*p_args[1] / 255.0f, (int64_t)*p_args[2] / 255.0f); if (p_arg_count == 4) { VALIDATE_ARG_INT(3); color.a = (int64_t)*p_args[3] / 255.0f; } *r_ret = color; } static inline void print_debug(Variant *r_ret, const Variant **p_args, int p_arg_count, Callable::CallError &r_error) { String str; for (int i = 0; i < p_arg_count; i++) { str += p_args[i]->operator String(); } if (Thread::get_caller_id() == Thread::get_main_id()) { ScriptLanguage *script = GDScriptLanguage::get_singleton(); if (script->debug_get_stack_level_count() > 0) { str += "\n At: " + script->debug_get_stack_level_source(0) + ":" + itos(script->debug_get_stack_level_line(0)) + ":" + script->debug_get_stack_level_function(0) + "()"; } } else { str += "\n At: Cannot retrieve debug info outside the main thread. Thread ID: " + itos(Thread::get_caller_id()); } print_line(str); *r_ret = Variant(); } static inline void print_stack(Variant *r_ret, const Variant **p_args, int p_arg_count, Callable::CallError &r_error) { VALIDATE_ARG_COUNT(0); if (Thread::get_caller_id() != Thread::get_main_id()) { print_line("Cannot retrieve debug info outside the main thread. Thread ID: " + itos(Thread::get_caller_id())); return; } ScriptLanguage *script = GDScriptLanguage::get_singleton(); for (int i = 0; i < script->debug_get_stack_level_count(); i++) { print_line("Frame " + itos(i) + " - " + script->debug_get_stack_level_source(i) + ":" + itos(script->debug_get_stack_level_line(i)) + " in function '" + script->debug_get_stack_level_function(i) + "'"); }; *r_ret = Variant(); } static inline void get_stack(Variant *r_ret, const Variant **p_args, int p_arg_count, Callable::CallError &r_error) { VALIDATE_ARG_COUNT(0); if (Thread::get_caller_id() != Thread::get_main_id()) { *r_ret = Array(); return; } ScriptLanguage *script = GDScriptLanguage::get_singleton(); Array ret; for (int i = 0; i < script->debug_get_stack_level_count(); i++) { Dictionary frame; frame["source"] = script->debug_get_stack_level_source(i); frame["function"] = script->debug_get_stack_level_function(i); frame["line"] = script->debug_get_stack_level_line(i); ret.push_back(frame); }; *r_ret = ret; } static inline void len(Variant *r_ret, const Variant **p_args, int p_arg_count, Callable::CallError &r_error) { VALIDATE_ARG_COUNT(1); switch (p_args[0]->get_type()) { case Variant::STRING: { String d = *p_args[0]; *r_ret = d.length(); } break; case Variant::DICTIONARY: { Dictionary d = *p_args[0]; *r_ret = d.size(); } break; case Variant::ARRAY: { Array d = *p_args[0]; *r_ret = d.size(); } break; case Variant::PACKED_BYTE_ARRAY: { Vector<uint8_t> d = *p_args[0]; *r_ret = d.size(); } break; case Variant::PACKED_INT32_ARRAY: { Vector<int32_t> d = *p_args[0]; *r_ret = d.size(); } break; case Variant::PACKED_INT64_ARRAY: { Vector<int64_t> d = *p_args[0]; *r_ret = d.size(); } break; case Variant::PACKED_FLOAT32_ARRAY: { Vector<float> d = *p_args[0]; *r_ret = d.size(); } break; case Variant::PACKED_FLOAT64_ARRAY: { Vector<double> d = *p_args[0]; *r_ret = d.size(); } break; case Variant::PACKED_STRING_ARRAY: { Vector<String> d = *p_args[0]; *r_ret = d.size(); } break; case Variant::PACKED_VECTOR2_ARRAY: { Vector<Vector2> d = *p_args[0]; *r_ret = d.size(); } break; case Variant::PACKED_VECTOR3_ARRAY: { Vector<Vector3> d = *p_args[0]; *r_ret = d.size(); } break; case Variant::PACKED_COLOR_ARRAY: { Vector<Color> d = *p_args[0]; *r_ret = d.size(); } break; default: { r_error.error = Callable::CallError::CALL_ERROR_INVALID_ARGUMENT; r_error.argument = 0; r_error.expected = Variant::NIL; *r_ret = vformat(RTR("Value of type '%s' can't provide a length."), Variant::get_type_name(p_args[0]->get_type())); } } } }; struct GDScriptUtilityFunctionInfo { GDScriptUtilityFunctions::FunctionPtr function; MethodInfo info; bool is_constant = false; }; static OAHashMap<StringName, GDScriptUtilityFunctionInfo> utility_function_table; static List<StringName> utility_function_name_table; static void _register_function(const String &p_name, const MethodInfo &p_method_info, GDScriptUtilityFunctions::FunctionPtr p_function, bool p_is_const) { StringName sname(p_name); ERR_FAIL_COND(utility_function_table.has(sname)); GDScriptUtilityFunctionInfo function; function.function = p_function; function.info = p_method_info; function.is_constant = p_is_const; utility_function_table.insert(sname, function); utility_function_name_table.push_back(sname); } #define REGISTER_FUNC(m_func, m_is_const, m_return_type, ...) \ { \ String name(#m_func); \ if (name.begins_with("_")) { \ name = name.substr(1, name.length() - 1); \ } \ MethodInfo info = MethodInfo(name, __VA_ARGS__); \ info.return_val.type = m_return_type; \ _register_function(name, info, GDScriptUtilityFunctionsDefinitions::m_func, m_is_const); \ } #define REGISTER_FUNC_NO_ARGS(m_func, m_is_const, m_return_type) \ { \ String name(#m_func); \ if (name.begins_with("_")) { \ name = name.substr(1, name.length() - 1); \ } \ MethodInfo info = MethodInfo(name); \ info.return_val.type = m_return_type; \ _register_function(name, info, GDScriptUtilityFunctionsDefinitions::m_func, m_is_const); \ } #define REGISTER_VARARG_FUNC(m_func, m_is_const, m_return_type) \ { \ String name(#m_func); \ if (name.begins_with("_")) { \ name = name.substr(1, name.length() - 1); \ } \ MethodInfo info = MethodInfo(name); \ info.return_val.type = m_return_type; \ info.flags |= METHOD_FLAG_VARARG; \ _register_function(name, info, GDScriptUtilityFunctionsDefinitions::m_func, m_is_const); \ } #define REGISTER_VARIANT_FUNC(m_func, m_is_const, ...) \ { \ String name(#m_func); \ if (name.begins_with("_")) { \ name = name.substr(1, name.length() - 1); \ } \ MethodInfo info = MethodInfo(name, __VA_ARGS__); \ info.return_val.type = Variant::NIL; \ info.return_val.usage |= PROPERTY_USAGE_NIL_IS_VARIANT; \ _register_function(name, info, GDScriptUtilityFunctionsDefinitions::m_func, m_is_const); \ } #define REGISTER_CLASS_FUNC(m_func, m_is_const, m_return_type, ...) \ { \ String name(#m_func); \ if (name.begins_with("_")) { \ name = name.substr(1, name.length() - 1); \ } \ MethodInfo info = MethodInfo(name, __VA_ARGS__); \ info.return_val.type = Variant::OBJECT; \ info.return_val.hint = PROPERTY_HINT_RESOURCE_TYPE; \ info.return_val.class_name = m_return_type; \ _register_function(name, info, GDScriptUtilityFunctionsDefinitions::m_func, m_is_const); \ } #define REGISTER_FUNC_DEF(m_func, m_is_const, m_default, m_return_type, ...) \ { \ String name(#m_func); \ if (name.begins_with("_")) { \ name = name.substr(1, name.length() - 1); \ } \ MethodInfo info = MethodInfo(name, __VA_ARGS__); \ info.return_val.type = m_return_type; \ info.default_arguments.push_back(m_default); \ _register_function(name, info, GDScriptUtilityFunctionsDefinitions::m_func, m_is_const); \ } #define ARG(m_name, m_type) \ PropertyInfo(m_type, m_name) #define VARARG(m_name) \ PropertyInfo(Variant::NIL, m_name, PROPERTY_HINT_NONE, "", PROPERTY_USAGE_DEFAULT | PROPERTY_USAGE_NIL_IS_VARIANT) void GDScriptUtilityFunctions::register_functions() { REGISTER_VARIANT_FUNC(convert, true, VARARG("what"), ARG("type", Variant::INT)); REGISTER_FUNC(type_exists, true, Variant::BOOL, ARG("type", Variant::STRING_NAME)); REGISTER_FUNC(_char, true, Variant::STRING, ARG("char", Variant::INT)); REGISTER_VARARG_FUNC(str, true, Variant::STRING); REGISTER_VARARG_FUNC(range, false, Variant::ARRAY); REGISTER_CLASS_FUNC(load, false, "Resource", ARG("path", Variant::STRING)); REGISTER_FUNC(inst2dict, false, Variant::DICTIONARY, ARG("instance", Variant::OBJECT)); REGISTER_FUNC(dict2inst, false, Variant::OBJECT, ARG("dictionary", Variant::DICTIONARY)); REGISTER_FUNC_DEF(Color8, true, 255, Variant::COLOR, ARG("r8", Variant::INT), ARG("g8", Variant::INT), ARG("b8", Variant::INT), ARG("a8", Variant::INT)); REGISTER_VARARG_FUNC(print_debug, false, Variant::NIL); REGISTER_FUNC_NO_ARGS(print_stack, false, Variant::NIL); REGISTER_FUNC_NO_ARGS(get_stack, false, Variant::ARRAY); REGISTER_FUNC(len, true, Variant::INT, VARARG("var")); } void GDScriptUtilityFunctions::unregister_functions() { utility_function_name_table.clear(); utility_function_table.clear(); } GDScriptUtilityFunctions::FunctionPtr GDScriptUtilityFunctions::get_function(const StringName &p_function) { GDScriptUtilityFunctionInfo *info = utility_function_table.lookup_ptr(p_function); ERR_FAIL_COND_V(!info, nullptr); return info->function; } bool GDScriptUtilityFunctions::has_function_return_value(const StringName &p_function) { GDScriptUtilityFunctionInfo *info = utility_function_table.lookup_ptr(p_function); ERR_FAIL_COND_V(!info, false); return info->info.return_val.type != Variant::NIL || bool(info->info.return_val.usage & PROPERTY_USAGE_NIL_IS_VARIANT); } Variant::Type GDScriptUtilityFunctions::get_function_return_type(const StringName &p_function) { GDScriptUtilityFunctionInfo *info = utility_function_table.lookup_ptr(p_function); ERR_FAIL_COND_V(!info, Variant::NIL); return info->info.return_val.type; } StringName GDScriptUtilityFunctions::get_function_return_class(const StringName &p_function) { GDScriptUtilityFunctionInfo *info = utility_function_table.lookup_ptr(p_function); ERR_FAIL_COND_V(!info, StringName()); return info->info.return_val.class_name; } Variant::Type GDScriptUtilityFunctions::get_function_argument_type(const StringName &p_function, int p_arg) { GDScriptUtilityFunctionInfo *info = utility_function_table.lookup_ptr(p_function); ERR_FAIL_COND_V(!info, Variant::NIL); ERR_FAIL_COND_V(p_arg >= info->info.arguments.size(), Variant::NIL); return info->info.arguments[p_arg].type; } int GDScriptUtilityFunctions::get_function_argument_count(const StringName &p_function, int p_arg) { GDScriptUtilityFunctionInfo *info = utility_function_table.lookup_ptr(p_function); ERR_FAIL_COND_V(!info, 0); return info->info.arguments.size(); } bool GDScriptUtilityFunctions::is_function_vararg(const StringName &p_function) { GDScriptUtilityFunctionInfo *info = utility_function_table.lookup_ptr(p_function); ERR_FAIL_COND_V(!info, false); return (bool)(info->info.flags & METHOD_FLAG_VARARG); } bool GDScriptUtilityFunctions::is_function_constant(const StringName &p_function) { GDScriptUtilityFunctionInfo *info = utility_function_table.lookup_ptr(p_function); ERR_FAIL_COND_V(!info, false); return info->is_constant; } bool GDScriptUtilityFunctions::function_exists(const StringName &p_function) { return utility_function_table.has(p_function); } void GDScriptUtilityFunctions::get_function_list(List<StringName> *r_functions) { for (const StringName &E : utility_function_name_table) { r_functions->push_back(E); } } MethodInfo GDScriptUtilityFunctions::get_function_info(const StringName &p_function) { GDScriptUtilityFunctionInfo *info = utility_function_table.lookup_ptr(p_function); ERR_FAIL_COND_V(!info, MethodInfo()); return info->info; }