/*************************************************************************/
/* extension_api_dump.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 "extension_api_dump.h"
#include "core/config/engine.h"
#include "core/core_constants.h"
#include "core/io/file_access.h"
#include "core/io/json.h"
#include "core/templates/pair.h"
#include "core/version.h"
#ifdef TOOLS_ENABLED
Dictionary NativeExtensionAPIDump::generate_extension_api() {
Dictionary api_dump;
{
//header
Dictionary header;
header["version_major"] = VERSION_MAJOR;
header["version_minor"] = VERSION_MINOR;
#if VERSION_PATCH
header["version_patch"] = VERSION_PATCH;
#else
header["version_patch"] = 0;
#endif
header["version_status"] = VERSION_STATUS;
header["version_build"] = VERSION_BUILD;
header["version_full_name"] = VERSION_FULL_NAME;
api_dump["header"] = header;
}
const uint32_t vec3_elems = 3;
const uint32_t ptrsize_32 = 4;
const uint32_t ptrsize_64 = 4;
static const char *build_config_name[4] = { "float_32", "float_64", "double_32", "double_64" };
{
//type sizes
struct {
Variant::Type type;
uint32_t size_32_bits_real_float;
uint32_t size_64_bits_real_float;
uint32_t size_32_bits_real_double;
uint32_t size_64_bits_real_double;
} type_size_array[Variant::VARIANT_MAX + 1] = {
{ Variant::NIL, 0, 0, 0, 0 },
{ Variant::BOOL, sizeof(uint32_t), sizeof(uint32_t), sizeof(uint32_t), sizeof(uint32_t) },
{ Variant::INT, sizeof(int64_t), sizeof(int64_t), sizeof(int64_t), sizeof(int64_t) },
{ Variant::FLOAT, sizeof(double), sizeof(double), sizeof(double), sizeof(double) },
{ Variant::STRING, ptrsize_32, ptrsize_64, ptrsize_32, ptrsize_64 },
{ Variant::VECTOR2, 2 * sizeof(float), 2 * sizeof(float), 2 * sizeof(double), 2 * sizeof(double) },
{ Variant::VECTOR2I, 2 * sizeof(int32_t), 2 * sizeof(int32_t), 2 * sizeof(int32_t), 2 * sizeof(int32_t) },
{ Variant::RECT2, 4 * sizeof(float), 4 * sizeof(float), 4 * sizeof(double), 4 * sizeof(double) },
{ Variant::RECT2I, 4 * sizeof(int32_t), 4 * sizeof(int32_t), 4 * sizeof(int32_t), 4 * sizeof(int32_t) },
{ Variant::VECTOR3, vec3_elems * sizeof(float), vec3_elems * sizeof(float), vec3_elems * sizeof(double), vec3_elems * sizeof(double) },
{ Variant::VECTOR3I, 3 * sizeof(int32_t), 3 * sizeof(int32_t), 3 * sizeof(int32_t), 3 * sizeof(int32_t) },
{ Variant::TRANSFORM2D, 6 * sizeof(float), 6 * sizeof(float), 6 * sizeof(double), 6 * sizeof(double) },
{ Variant::PLANE, (vec3_elems + 1) * sizeof(float), (vec3_elems + 1) * sizeof(float), (vec3_elems + 1) * sizeof(double), (vec3_elems + 1) * sizeof(double) },
{ Variant::QUATERNION, 4 * sizeof(float), 4 * sizeof(float), 4 * sizeof(double), 4 * sizeof(double) },
{ Variant::AABB, (vec3_elems * 2) * sizeof(float), (vec3_elems * 2) * sizeof(float), (vec3_elems * 2) * sizeof(double), (vec3_elems * 2) * sizeof(double) },
{ Variant::BASIS, (vec3_elems * 3) * sizeof(float), (vec3_elems * 3) * sizeof(float), (vec3_elems * 3) * sizeof(double), (vec3_elems * 3) * sizeof(double) },
{ Variant::TRANSFORM3D, (vec3_elems * 4) * sizeof(float), (vec3_elems * 4) * sizeof(float), (vec3_elems * 4) * sizeof(double), (vec3_elems * 4) * sizeof(double) },
{ Variant::COLOR, 4 * sizeof(float), 4 * sizeof(float), 4 * sizeof(float), 4 * sizeof(float) },
{ Variant::STRING_NAME, ptrsize_32, ptrsize_64, ptrsize_32, ptrsize_64 },
{ Variant::NODE_PATH, ptrsize_32, ptrsize_64, ptrsize_32, ptrsize_64 },
{ Variant::RID, sizeof(uint64_t), sizeof(uint64_t), sizeof(uint64_t), sizeof(uint64_t) },
{ Variant::OBJECT, ptrsize_32, ptrsize_64, ptrsize_32, ptrsize_64 },
{ Variant::CALLABLE, sizeof(Callable), sizeof(Callable), sizeof(Callable), sizeof(Callable) }, //harcoded align
{ Variant::SIGNAL, sizeof(Signal), sizeof(Signal), sizeof(Signal), sizeof(Signal) }, //harcoded align
{ Variant::DICTIONARY, ptrsize_32, ptrsize_64, ptrsize_32, ptrsize_64 },
{ Variant::ARRAY, ptrsize_32, ptrsize_64, ptrsize_32, ptrsize_64 },
{ Variant::PACKED_BYTE_ARRAY, ptrsize_32, ptrsize_64, ptrsize_32, ptrsize_64 },
{ Variant::PACKED_INT32_ARRAY, ptrsize_32, ptrsize_64, ptrsize_32, ptrsize_64 },
{ Variant::PACKED_INT64_ARRAY, ptrsize_32, ptrsize_64, ptrsize_32, ptrsize_64 },
{ Variant::PACKED_FLOAT32_ARRAY, ptrsize_32, ptrsize_64, ptrsize_32, ptrsize_64 },
{ Variant::PACKED_FLOAT64_ARRAY, ptrsize_32, ptrsize_64, ptrsize_32, ptrsize_64 },
{ Variant::PACKED_STRING_ARRAY, ptrsize_32, ptrsize_64, ptrsize_32, ptrsize_64 },
{ Variant::PACKED_VECTOR2_ARRAY, ptrsize_32, ptrsize_64, ptrsize_32, ptrsize_64 },
{ Variant::PACKED_VECTOR3_ARRAY, ptrsize_32, ptrsize_64, ptrsize_32, ptrsize_64 },
{ Variant::PACKED_COLOR_ARRAY, ptrsize_32, ptrsize_64, ptrsize_32, ptrsize_64 },
{ Variant::VARIANT_MAX, sizeof(uint64_t) + sizeof(float) * 4, sizeof(uint64_t) + sizeof(float) * 4, sizeof(uint64_t) + sizeof(double) * 4, sizeof(uint64_t) + sizeof(double) * 4 },
};
Array core_type_sizes;
for (int i = 0; i < 4; i++) {
Dictionary d;
d["build_configuration"] = build_config_name[i];
Array sizes;
for (int j = 0; j < Variant::VARIANT_MAX; j++) {
Variant::Type t = type_size_array[j].type;
String name = t == Variant::VARIANT_MAX ? String("Variant") : Variant::get_type_name(t);
Dictionary d2;
d2["name"] = name;
uint32_t size;
switch (i) {
case 0:
size = type_size_array[j].size_32_bits_real_float;
break;
case 1:
size = type_size_array[j].size_64_bits_real_float;
break;
case 2:
size = type_size_array[j].size_32_bits_real_double;
break;
case 3:
size = type_size_array[j].size_64_bits_real_double;
break;
}
d2["size"] = size;
sizes.push_back(d2);
}
d["sizes"] = sizes;
core_type_sizes.push_back(d);
}
api_dump["builtin_class_sizes"] = core_type_sizes;
}
{
//member offsets sizes
struct {
Variant::Type type;
const char *member;
uint32_t offset_32_bits_real_float;
uint32_t offset_64_bits_real_float;
uint32_t offset_32_bits_real_double;
uint32_t offset_64_bits_real_double;
} member_offset_array[] = {
{ Variant::VECTOR2, "x", 0, 0, 0, 0 },
{ Variant::VECTOR2, "y", sizeof(float), sizeof(float), sizeof(double), sizeof(double) },
{ Variant::VECTOR2I, "x", 0, 0, 0, 0 },
{ Variant::VECTOR2I, "y", sizeof(int32_t), sizeof(int32_t), sizeof(int32_t), sizeof(int32_t) },
{ Variant::RECT2, "position", 0, 0, 0, 0 },
{ Variant::RECT2, "size", 2 * sizeof(Vector2), 2 * sizeof(float), 2 * sizeof(double), 2 * sizeof(double) },
{ Variant::RECT2I, "position", 0, 0, 0, 0 },
{ Variant::RECT2I, "size", 2 * sizeof(int32_t), 2 * sizeof(int32_t), 2 * sizeof(int32_t), 2 * sizeof(int32_t) },
{ Variant::VECTOR3, "x", 0, 0, 0, 0 },
{ Variant::VECTOR3, "y", sizeof(float), sizeof(float), sizeof(double), sizeof(double) },
{ Variant::VECTOR3, "z", 2 * sizeof(float), 2 * sizeof(float), 2 * sizeof(double), 2 * sizeof(double) },
{ Variant::VECTOR3I, "x", 0, 0, 0, 0 },
{ Variant::VECTOR3I, "y", sizeof(int32_t), sizeof(int32_t), sizeof(int32_t), sizeof(int32_t) },
{ Variant::VECTOR3I, "z", 2 * sizeof(int32_t), 2 * sizeof(int32_t), 2 * sizeof(int32_t), 2 * sizeof(int32_t) },
{ Variant::TRANSFORM2D, "x", 0, 0, 0, 0 },
{ Variant::TRANSFORM2D, "y", 2 * sizeof(float), 2 * sizeof(float), 2 * sizeof(double), 2 * sizeof(double) },
{ Variant::TRANSFORM2D, "origin", 4 * sizeof(float), 4 * sizeof(float), 4 * sizeof(double), 4 * sizeof(double) },
{ Variant::PLANE, "normal", 0, 0, 0, 0 },
{ Variant::PLANE, "d", vec3_elems * sizeof(float), vec3_elems * sizeof(float), vec3_elems * sizeof(double), vec3_elems * sizeof(double) },
{ Variant::QUATERNION, "x", 0, 0, 0, 0 },
{ Variant::QUATERNION, "y", sizeof(float), sizeof(float), sizeof(double), sizeof(double) },
{ Variant::QUATERNION, "z", 2 * sizeof(float), 2 * sizeof(float), 2 * sizeof(double), 2 * sizeof(double) },
{ Variant::QUATERNION, "w", 3 * sizeof(float), 3 * sizeof(float), 3 * sizeof(double), 3 * sizeof(double) },
{ Variant::AABB, "position", 0, 0, 0, 0 },
{ Variant::AABB, "size", vec3_elems * sizeof(float), vec3_elems * sizeof(float), vec3_elems * sizeof(double), vec3_elems * sizeof(double) },
//rememer that basis vectors are flipped!
{ Variant::BASIS, "x", 0, 0, 0, 0 },
{ Variant::BASIS, "y", vec3_elems * sizeof(float), vec3_elems * sizeof(float), vec3_elems * sizeof(double), vec3_elems * sizeof(double) },
{ Variant::BASIS, "z", vec3_elems * 2 * sizeof(float), vec3_elems * 2 * sizeof(float), vec3_elems * 2 * sizeof(double), vec3_elems * 2 * sizeof(double) },
{ Variant::TRANSFORM3D, "basis", 0, 0, 0, 0 },
{ Variant::TRANSFORM3D, "origin", (vec3_elems * 3) * sizeof(float), (vec3_elems * 3) * sizeof(float), (vec3_elems * 3) * sizeof(double), (vec3_elems * 3) * sizeof(double) },
{ Variant::COLOR, "x", 0, 0, 0, 0 },
{ Variant::COLOR, "y", sizeof(float), sizeof(float), sizeof(float), sizeof(float) },
{ Variant::COLOR, "z", 2 * sizeof(float), 2 * sizeof(float), 2 * sizeof(float), 2 * sizeof(float) },
{ Variant::COLOR, "w", 3 * sizeof(float), 3 * sizeof(float), 3 * sizeof(float), 3 * sizeof(float) },
{ Variant::NIL, nullptr, 0, 0, 0, 0 },
};
Array core_type_member_offsets;
for (int i = 0; i < 4; i++) {
Dictionary d;
d["build_configuration"] = build_config_name[i];
Array type_offsets;
uint32_t idx = 0;
Variant::Type last_type = Variant::NIL;
Dictionary d2;
Array members;
while (true) {
Variant::Type t = member_offset_array[idx].type;
if (t != last_type) {
if (last_type != Variant::NIL) {
d2["members"] = members;
type_offsets.push_back(d2);
}
if (t == Variant::NIL) {
break;
}
String name = t == Variant::VARIANT_MAX ? String("Variant") : Variant::get_type_name(t);
d2 = Dictionary();
members = Array();
d2["name"] = name;
last_type = t;
}
Dictionary d3;
uint32_t offset;
switch (i) {
case 0:
offset = member_offset_array[idx].offset_32_bits_real_float;
break;
case 1:
offset = member_offset_array[idx].offset_64_bits_real_float;
break;
case 2:
offset = member_offset_array[idx].offset_32_bits_real_double;
break;
case 3:
offset = member_offset_array[idx].offset_64_bits_real_double;
break;
}
d3["member"] = member_offset_array[idx].member;
d3["offset"] = offset;
members.push_back(d3);
idx++;
}
d["classes"] = type_offsets;
core_type_member_offsets.push_back(d);
}
api_dump["builtin_class_member_offsets"] = core_type_member_offsets;
}
{
// global enums and constants
Array constants;
Map<String, List<Pair<String, int>>> enum_list;
for (int i = 0; i < CoreConstants::get_global_constant_count(); i++) {
int value = CoreConstants::get_global_constant_value(i);
String enum_name = CoreConstants::get_global_constant_enum(i);
String name = CoreConstants::get_global_constant_name(i);
if (enum_name != String()) {
enum_list[enum_name].push_back(Pair<String, int>(name, value));
} else {
Dictionary d;
d["name"] = name;
d["value"] = value;
constants.push_back(d);
}
}
api_dump["global_constants"] = constants;
Array enums;
for (Map<String, List<Pair<String, int>>>::Element *E = enum_list.front(); E; E = E->next()) {
Dictionary d1;
d1["name"] = E->key();
Array values;
for (List<Pair<String, int>>::Element *F = E->get().front(); F; F = F->next()) {
Dictionary d2;
d2["name"] = F->get().first;
d2["value"] = F->get().second;
values.push_back(d2);
}
d1["values"] = values;
enums.push_back(d1);
}
api_dump["global_enums"] = enums;
}
{
Array utility_funcs;
List<StringName> utility_func_names;
Variant::get_utility_function_list(&utility_func_names);
for (List<StringName>::Element *E = utility_func_names.front(); E; E = E->next()) {
StringName name = E->get();
Dictionary func;
func["name"] = String(name);
if (Variant::has_utility_function_return_value(name)) {
Variant::Type rt = Variant::get_utility_function_return_type(name);
func["return_type"] = rt == Variant::NIL ? String("Variant") : Variant::get_type_name(rt);
}
switch (Variant::get_utility_function_type(name)) {
case Variant::UTILITY_FUNC_TYPE_MATH:
func["category"] = "math";
break;
case Variant::UTILITY_FUNC_TYPE_RANDOM:
func["category"] = "random";
break;
case Variant::UTILITY_FUNC_TYPE_GENERAL:
func["category"] = "general";
break;
}
bool vararg = Variant::is_utility_function_vararg(name);
func["is_vararg"] = Variant::is_utility_function_vararg(name);
func["hash"] = Variant::get_utility_function_hash(name);
Array arguments;
int argcount = Variant::get_utility_function_argument_count(name);
for (int i = 0; i < argcount; i++) {
Dictionary arg;
String argname = vararg ? "arg" + itos(i + 1) : Variant::get_utility_function_argument_name(name, i);
arg["name"] = argname;
Variant::Type argtype = Variant::get_utility_function_argument_type(name, i);
arg["type"] = argtype == Variant::NIL ? String("Variant") : Variant::get_type_name(argtype);
//no default value support in utility functions
arguments.push_back(arg);
}
if (arguments.size()) {
func["arguments"] = arguments;
}
utility_funcs.push_back(func);
}
api_dump["utility_functions"] = utility_funcs;
}
{
// builtin types
Array builtins;
for (int i = 0; i < Variant::VARIANT_MAX; i++) {
if (i == Variant::OBJECT) {
continue;
}
Variant::Type type = Variant::Type(i);
Dictionary d;
d["name"] = Variant::get_type_name(type);
if (Variant::has_indexing(type)) {
Variant::Type index_type = Variant::get_indexed_element_type(type);
d["indexing_return_type"] = index_type == Variant::NIL ? String("Variant") : Variant::get_type_name(index_type);
}
{
//members
Array members;
List<StringName> member_names;
Variant::get_member_list(type, &member_names);
for (List<StringName>::Element *E = member_names.front(); E; E = E->next()) {
StringName member_name = E->get();
Dictionary d2;
d2["name"] = String(member_name);
d2["type"] = Variant::get_type_name(Variant::get_member_type(type, member_name));
members.push_back(d2);
}
if (members.size()) {
d["members"] = members;
}
}
{
//constants
Array constants;
List<StringName> constant_names;
Variant::get_constants_for_type(type, &constant_names);
for (List<StringName>::Element *E = constant_names.front(); E; E = E->next()) {
StringName constant_name = E->get();
Dictionary d2;
d2["name"] = String(constant_name);
Variant constant = Variant::get_constant_value(type, constant_name);
d2["type"] = Variant::get_type_name(constant.get_type());
d2["value"] = constant.get_construct_string();
constants.push_back(d2);
}
if (constants.size()) {
d["constants"] = constants;
}
}
{
//operators
Array operators;
for (int j = 0; j < Variant::VARIANT_MAX; j++) {
for (int k = 0; k < Variant::OP_MAX; k++) {
Variant::Type rt = Variant::get_operator_return_type(Variant::Operator(k), type, Variant::Type(j));
if (rt != Variant::NIL) {
Dictionary d2;
d2["name"] = Variant::get_operator_name(Variant::Operator(k));
if (k != Variant::OP_NEGATE && k != Variant::OP_POSITIVE && k != Variant::OP_NOT && k != Variant::OP_BIT_NEGATE) {
d2["right_type"] = Variant::get_type_name(Variant::Type(j));
}
operators.push_back(d2);
}
}
}
if (operators.size()) {
d["operators"] = operators;
}
}
{
//methods
Array methods;
List<StringName> method_names;
Variant::get_builtin_method_list(type, &method_names);
for (List<StringName>::Element *E = method_names.front(); E; E = E->next()) {
StringName method_name = E->get();
Dictionary d2;
d2["name"] = String(method_name);
if (Variant::has_builtin_method_return_value(type, method_name)) {
Variant::Type ret_type = Variant::get_builtin_method_return_type(type, method_name);
d2["return_type"] = ret_type == Variant::NIL ? String("Variant") : Variant::get_type_name(ret_type);
}
d2["is_vararg"] = Variant::is_builtin_method_vararg(type, method_name);
d2["is_const"] = Variant::is_builtin_method_const(type, method_name);
d2["is_static"] = Variant::is_builtin_method_static(type, method_name);
d2["hash"] = Variant::get_builtin_method_hash(type, method_name);
Vector<Variant> default_args = Variant::get_builtin_method_default_arguments(type, method_name);
Array arguments;
int argcount = Variant::get_builtin_method_argument_count(type, method_name);
for (int j = 0; j < argcount; j++) {
Dictionary d3;
d3["name"] = Variant::get_builtin_method_argument_name(type, method_name, j);
Variant::Type argtype = Variant::get_builtin_method_argument_type(type, method_name, j);
d3["type"] = argtype == Variant::NIL ? String("Variant") : Variant::get_type_name(argtype);
if (j >= (argcount - default_args.size())) {
int dargidx = j - (argcount - default_args.size());
d3["default_value"] = default_args[dargidx].get_construct_string();
}
arguments.push_back(d3);
}
if (arguments.size()) {
d2["arguments"] = arguments;
}
methods.push_back(d2);
}
if (methods.size()) {
d["methods"] = methods;
}
}
{
//constructors
Array constructors;
for (int j = 0; j < Variant::get_constructor_count(type); j++) {
Dictionary d2;
d2["index"] = j;
Array arguments;
int argcount = Variant::get_constructor_argument_count(type, j);
for (int k = 0; k < argcount; k++) {
Dictionary d3;
d3["name"] = Variant::get_constructor_argument_name(type, j, k);
d3["type"] = Variant::get_type_name(Variant::get_constructor_argument_type(type, j, k));
arguments.push_back(d3);
}
if (arguments.size()) {
d2["arguments"] = arguments;
}
constructors.push_back(d2);
}
if (constructors.size()) {
d["constructors"] = constructors;
}
}
builtins.push_back(d);
}
api_dump["builtin_classes"] = builtins;
}
{
// classes
Array classes;
List<StringName> class_list;
ClassDB::get_class_list(&class_list);
class_list.sort_custom<StringName::AlphCompare>();
for (List<StringName>::Element *E = class_list.front(); E; E = E->next()) {
Dictionary d;
StringName class_name = E->get();
d["name"] = String(class_name);
d["is_refcounted"] = ClassDB::is_parent_class(class_name, "RefCounted");
d["is_instantiable"] = ClassDB::can_instantiate(class_name);
StringName parent_class = ClassDB::get_parent_class(class_name);
if (parent_class != StringName()) {
d["inherits"] = String(parent_class);
}
{
ClassDB::APIType api = ClassDB::get_api_type(class_name);
static const char *api_type[5] = { "core", "editor", "extension", "editor_extension" };
d["api_type"] = api_type[api];
}
{
//constants
Array constants;
List<String> constant_list;
ClassDB::get_integer_constant_list(class_name, &constant_list, true);
for (List<String>::Element *F = constant_list.front(); F; F = F->next()) {
StringName enum_name = ClassDB::get_integer_constant_enum(class_name, F->get());
if (enum_name != StringName()) {
continue; //enums will be handled on their own
}
Dictionary d2;
d2["name"] = String(F->get());
d2["value"] = ClassDB::get_integer_constant(class_name, F->get());
constants.push_back(d2);
}
if (constants.size()) {
d["constants"] = constants;
}
}
{
//enum
Array enums;
List<StringName> enum_list;
ClassDB::get_enum_list(class_name, &enum_list, true);
for (List<StringName>::Element *F = enum_list.front(); F; F = F->next()) {
Dictionary d2;
d2["name"] = String(F->get());
Array values;
List<StringName> enum_constant_list;
ClassDB::get_enum_constants(class_name, F->get(), &enum_constant_list, true);
for (List<StringName>::Element *G = enum_constant_list.front(); G; G = G->next()) {
Dictionary d3;
d3["name"] = String(G->get());
d3["value"] = ClassDB::get_integer_constant(class_name, G->get());
values.push_back(d3);
}
d2["values"] = values;
enums.push_back(d2);
}
if (enums.size()) {
d["enums"] = enums;
}
}
{
//methods
Array methods;
List<MethodInfo> method_list;
ClassDB::get_method_list(class_name, &method_list, true);
for (List<MethodInfo>::Element *F = method_list.front(); F; F = F->next()) {
StringName method_name = F->get().name;
if (F->get().flags & METHOD_FLAG_VIRTUAL) {
//virtual method
const MethodInfo &mi = F->get();
Dictionary d2;
d2["name"] = String(method_name);
d2["is_const"] = (F->get().flags & METHOD_FLAG_CONST) ? true : false;
d2["is_vararg"] = false;
d2["is_virtual"] = true;
// virtual functions have no hash since no MethodBind is involved
bool has_return = mi.return_val.type != Variant::NIL || (mi.return_val.usage & PROPERTY_USAGE_NIL_IS_VARIANT);
Array arguments;
for (int i = (has_return ? -1 : 0); i < mi.arguments.size(); i++) {
PropertyInfo pinfo = i == -1 ? mi.return_val : mi.arguments[i];
Dictionary d3;
if (i >= 0) {
d3["name"] = pinfo.name;
}
if (pinfo.class_name != StringName()) {
d3["type"] = String(pinfo.class_name);
} else {
Variant::Type type = pinfo.type;
if (type == Variant::NIL) {
d3["type"] = "Variant";
} else {
d3["type"] = Variant::get_type_name(type);
}
}
if (i == -1) {
d2["return_value"] = d3;
} else {
arguments.push_back(d3);
}
}
if (arguments.size()) {
d2["arguments"] = arguments;
}
methods.push_back(d2);
} else if (F->get().name.begins_with("_")) {
//hidden method, ignore
} else {
Dictionary d2;
d2["name"] = String(method_name);
MethodBind *method = ClassDB::get_method(class_name, method_name);
if (!method) {
continue;
}
d2["is_const"] = method->is_const();
d2["is_vararg"] = method->is_vararg();
d2["is_virtual"] = false;
d2["hash"] = method->get_hash();
Vector<Variant> default_args = method->get_default_arguments();
Array arguments;
for (int i = (method->has_return() ? -1 : 0); i < method->get_argument_count(); i++) {
PropertyInfo pinfo = i == -1 ? method->get_return_info() : method->get_argument_info(i);
Dictionary d3;
if (i >= 0) {
d3["name"] = pinfo.name;
}
if (pinfo.class_name != StringName()) {
d3["type"] = String(pinfo.class_name);
} else {
Variant::Type type = pinfo.type;
if (type == Variant::NIL) {
d3["type"] = "Variant";
} else {
d3["type"] = Variant::get_type_name(type);
}
}
if (method->get_argument_meta(i) > 0) {
static const char *argmeta[11] = { "none", "int8", "int16", "int32", "int64", "uint8", "uint16", "uint32", "uint64", "float", "double" };
d3["meta"] = argmeta[method->get_argument_meta(i)];
}
if (i >= 0 && i >= (method->get_argument_count() - default_args.size())) {
int dargidx = i - (method->get_argument_count() - default_args.size());
d3["default_value"] = default_args[dargidx].get_construct_string();
}
if (i == -1) {
d2["return_value"] = d3;
} else {
arguments.push_back(d3);
}
}
if (arguments.size()) {
d2["arguments"] = arguments;
}
methods.push_back(d2);
}
}
if (methods.size()) {
d["methods"] = methods;
}
}
{
//signals
Array signals;
List<MethodInfo> signal_list;
ClassDB::get_signal_list(class_name, &signal_list, true);
for (List<MethodInfo>::Element *F = signal_list.front(); F; F = F->next()) {
StringName signal_name = F->get().name;
Dictionary d2;
d2["name"] = String(signal_name);
Array arguments;
for (int i = 0; i < F->get().arguments.size(); i++) {
Dictionary d3;
d3["name"] = F->get().arguments[i].name;
Variant::Type type = F->get().arguments[i].type;
if (F->get().arguments[i].class_name != StringName()) {
d3["type"] = String(F->get().arguments[i].class_name);
} else if (type == Variant::NIL) {
d3["type"] = "Variant";
} else {
d3["type"] = Variant::get_type_name(type);
}
arguments.push_back(d3);
}
if (arguments.size()) {
d2["arguments"] = arguments;
}
signals.push_back(d2);
}
if (signals.size()) {
d["signals"] = signals;
}
}
{
//properties
Array properties;
List<PropertyInfo> property_list;
ClassDB::get_property_list(class_name, &property_list, true);
for (List<PropertyInfo>::Element *F = property_list.front(); F; F = F->next()) {
if (F->get().usage & PROPERTY_USAGE_CATEGORY || F->get().usage & PROPERTY_USAGE_GROUP || F->get().usage & PROPERTY_USAGE_SUBGROUP) {
continue; //not real properties
}
if (F->get().name.begins_with("_")) {
continue; //hidden property
}
StringName property_name = F->get().name;
Dictionary d2;
d2["name"] = String(property_name);
if (F->get().class_name != StringName()) {
d2["type"] = String(F->get().class_name);
} else if (F->get().type == Variant::NIL && F->get().usage & PROPERTY_USAGE_NIL_IS_VARIANT) {
d2["type"] = "Variant";
} else {
d2["type"] = Variant::get_type_name(F->get().type);
}
d2["setter"] = ClassDB::get_property_setter(class_name, F->get().name);
d2["getter"] = ClassDB::get_property_getter(class_name, F->get().name);
d2["index"] = ClassDB::get_property_index(class_name, F->get().name);
properties.push_back(d2);
}
if (properties.size()) {
d["properties"] = properties;
}
}
classes.push_back(d);
}
api_dump["classes"] = classes;
}
{
// singletons
Array singletons;
List<Engine::Singleton> singleton_list;
Engine::get_singleton()->get_singletons(&singleton_list);
for (List<Engine::Singleton>::Element *E = singleton_list.front(); E; E = E->next()) {
const Engine::Singleton &s = E->get();
Dictionary d;
d["name"] = s.name;
if (s.class_name != StringName()) {
d["type"] = String(s.class_name);
} else {
d["type"] = String(s.ptr->get_class());
}
singletons.push_back(d);
}
if (singletons.size()) {
api_dump["singletons"] = singletons;
}
}
return api_dump;
}
void NativeExtensionAPIDump::generate_extension_json_file(const String &p_path) {
Dictionary api = generate_extension_api();
Ref<JSON> json;
json.instantiate();
String text = json->stringify(api, "\t", false);
FileAccessRef fa = FileAccess::open(p_path, FileAccess::WRITE);
CharString cs = text.ascii();
fa->store_buffer((const uint8_t *)cs.ptr(), cs.length());
fa->close();
}
#endif