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Code Releases Wiki Activity

merged gdnative and nativescript module

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This commit is contained in:
Karroffel
2017-09-03 12:40:41 +02:00
parent 6a08f8288e
commit 7878329e6f
50 changed files with 118 additions and 163 deletions
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modules/gdnative/nativescript/SCsub Normal file
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#!/usr/bin/env python
Import('env')
mod_env = env.Clone()
mod_env.add_source_files(env.modules_sources, "*.cpp")
mod_env.Append(CPPPATH='#modules/gdnative')
mod_env.Append(CPPFLAGS=['-DGDAPI_BUILT_IN'])
Export('mod_env')

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modules/gdnative/nativescript/api_generator.cpp Normal file
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/*************************************************************************/
/* api_generator.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2017 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 "api_generator.h"
#ifdef TOOLS_ENABLED
#include "class_db.h"
#include "core/global_constants.h"
#include "core/pair.h"
#include "core/project_settings.h"
#include "os/file_access.h"
// helper stuff
static Error save_file(const String &p_path, const List<String> &p_content) {
FileAccessRef file = FileAccess::open(p_path, FileAccess::WRITE);
ERR_FAIL_COND_V(!file, ERR_FILE_CANT_WRITE);
for (const List<String>::Element *e = p_content.front(); e != NULL; e = e->next()) {
file->store_string(e->get());
}
file->close();
return OK;
}
// helper stuff end
struct MethodAPI {
String method_name;
String return_type;
List<String> argument_types;
List<String> argument_names;
Map<int, Variant> default_arguments;
int argument_count;
bool has_varargs;
bool is_editor;
bool is_noscript;
bool is_const;
bool is_reverse;
bool is_virtual;
bool is_from_script;
};
struct PropertyAPI {
String name;
String getter;
String setter;
String type;
};
struct ConstantAPI {
String constant_name;
int constant_value;
};
struct SignalAPI {
String name;
List<String> argument_types;
List<String> argument_names;
Map<int, Variant> default_arguments;
};
struct EnumAPI {
String name;
List<Pair<int, String> > values;
};
struct ClassAPI {
String class_name;
String super_class_name;
ClassDB::APIType api_type;
bool is_singleton;
bool is_instanciable;
// @Unclear
bool is_creatable;
bool is_reference;
List<MethodAPI> methods;
List<PropertyAPI> properties;
List<ConstantAPI> constants;
List<SignalAPI> signals_;
List<EnumAPI> enums;
};
static String get_type_name(const PropertyInfo &info) {
if (info.type == Variant::INT && (info.usage & PROPERTY_USAGE_CLASS_IS_ENUM)) {
return String("enum.") + String(info.class_name).replace(".", "::");
}
if (info.class_name != StringName()) {
return info.class_name;
}
if (info.hint == PROPERTY_HINT_RESOURCE_TYPE) {
return info.hint_string;
}
if (info.type == Variant::NIL && (info.usage & PROPERTY_USAGE_NIL_IS_VARIANT)) {
return "Variant";
}
if (info.type == Variant::NIL) {
return "void";
}
return Variant::get_type_name(info.type);
}
/*
* Reads the entire Godot API to a list
*/
List<ClassAPI> generate_c_api_classes() {
List<ClassAPI> api;
List<StringName> classes;
ClassDB::get_class_list(&classes);
// Register global constants as a fake GlobalConstants singleton class
{
ClassAPI global_constants_api;
global_constants_api.class_name = L"GlobalConstants";
global_constants_api.api_type = ClassDB::API_CORE;
global_constants_api.is_singleton = true;
global_constants_api.is_instanciable = false;
const int constants_count = GlobalConstants::get_global_constant_count();
for (int i = 0; i < constants_count; ++i) {
ConstantAPI constant_api;
constant_api.constant_name = GlobalConstants::get_global_constant_name(i);
constant_api.constant_value = GlobalConstants::get_global_constant_value(i);
global_constants_api.constants.push_back(constant_api);
}
api.push_back(global_constants_api);
}
for (List<StringName>::Element *e = classes.front(); e != NULL; e = e->next()) {
StringName class_name = e->get();
ClassAPI class_api;
class_api.api_type = ClassDB::get_api_type(e->get());
class_api.class_name = class_name;
class_api.super_class_name = ClassDB::get_parent_class(class_name);
{
String name = class_name;
if (name.begins_with("_")) {
name.remove(0);
}
class_api.is_singleton = ProjectSettings::get_singleton()->has_singleton(name);
}
class_api.is_instanciable = !class_api.is_singleton && ClassDB::can_instance(class_name);
{
List<StringName> inheriters;
ClassDB::get_inheriters_from_class("Reference", &inheriters);
bool is_reference = !!inheriters.find(class_name);
// @Unclear
class_api.is_reference = !class_api.is_singleton && is_reference;
}
// constants
{
List<String> constant;
ClassDB::get_integer_constant_list(class_name, &constant, true);
for (List<String>::Element *c = constant.front(); c != NULL; c = c->next()) {
ConstantAPI constant_api;
constant_api.constant_name = c->get();
constant_api.constant_value = ClassDB::get_integer_constant(class_name, c->get());
class_api.constants.push_back(constant_api);
}
}
// signals
{
List<MethodInfo> signals_;
ClassDB::get_signal_list(class_name, &signals_, true);
for (int i = 0; i < signals_.size(); i++) {
SignalAPI signal;
MethodInfo method_info = signals_[i];
signal.name = method_info.name;
for (int j = 0; j < method_info.arguments.size(); j++) {
PropertyInfo argument = method_info.arguments[j];
String type;
String name = argument.name;
if (argument.name.find(":") != -1) {
type = argument.name.get_slice(":", 1);
name = argument.name.get_slice(":", 0);
} else {
type = get_type_name(argument);
}
signal.argument_names.push_back(name);
signal.argument_types.push_back(type);
}
Vector<Variant> default_arguments = method_info.default_arguments;
int default_start = signal.argument_names.size() - default_arguments.size();
for (int j = 0; j < default_arguments.size(); j++) {
signal.default_arguments[default_start + j] = default_arguments[j];
}
class_api.signals_.push_back(signal);
}
}
//properties
{
List<PropertyInfo> properties;
ClassDB::get_property_list(class_name, &properties, true);
for (List<PropertyInfo>::Element *p = properties.front(); p != NULL; p = p->next()) {
PropertyAPI property_api;
property_api.name = p->get().name;
property_api.getter = ClassDB::get_property_getter(class_name, p->get().name);
property_api.setter = ClassDB::get_property_setter(class_name, p->get().name);
if (p->get().name.find(":") != -1) {
property_api.type = p->get().name.get_slice(":", 1);
property_api.name = p->get().name.get_slice(":", 0);
} else {
property_api.type = get_type_name(p->get());
}
if (!property_api.setter.empty() || !property_api.getter.empty()) {
class_api.properties.push_back(property_api);
}
}
}
//methods
{
List<MethodInfo> methods;
ClassDB::get_method_list(class_name, &methods, true);
for (List<MethodInfo>::Element *m = methods.front(); m != NULL; m = m->next()) {
MethodAPI method_api;
MethodBind *method_bind = ClassDB::get_method(class_name, m->get().name);
MethodInfo &method_info = m->get();
//method name
method_api.method_name = m->get().name;
//method return type
if (method_api.method_name.find(":") != -1) {
method_api.return_type = method_api.method_name.get_slice(":", 1);
method_api.method_name = method_api.method_name.get_slice(":", 0);
} else {
method_api.return_type = get_type_name(m->get().return_val);
}
method_api.argument_count = method_info.arguments.size();
method_api.has_varargs = method_bind && method_bind->is_vararg();
// Method flags
if (method_info.flags) {
const uint32_t flags = method_info.flags;
method_api.is_editor = flags & METHOD_FLAG_EDITOR;
method_api.is_noscript = flags & METHOD_FLAG_NOSCRIPT;
method_api.is_const = flags & METHOD_FLAG_CONST;
method_api.is_reverse = flags & METHOD_FLAG_REVERSE;
method_api.is_virtual = flags & METHOD_FLAG_VIRTUAL;
method_api.is_from_script = flags & METHOD_FLAG_FROM_SCRIPT;
}
method_api.is_virtual = method_api.is_virtual || method_api.method_name[0] == '_';
// method argument name and type
for (int i = 0; i < method_api.argument_count; i++) {
String arg_name;
String arg_type;
PropertyInfo arg_info = method_info.arguments[i];
arg_name = arg_info.name;
if (arg_info.name.find(":") != -1) {
arg_type = arg_info.name.get_slice(":", 1);
arg_name = arg_info.name.get_slice(":", 0);
} else if (arg_info.hint == PROPERTY_HINT_RESOURCE_TYPE) {
arg_type = arg_info.hint_string;
} else if (arg_info.type == Variant::NIL) {
arg_type = "Variant";
} else {
arg_type = Variant::get_type_name(arg_info.type);
}
method_api.argument_names.push_back(arg_name);
method_api.argument_types.push_back(arg_type);
if (method_bind && method_bind->has_default_argument(i)) {
method_api.default_arguments[i] = method_bind->get_default_argument(i);
}
}
class_api.methods.push_back(method_api);
}
}
// enums
{
List<EnumAPI> enums;
List<StringName> enum_names;
ClassDB::get_enum_list(class_name, &enum_names, true);
for (List<StringName>::Element *E = enum_names.front(); E; E = E->next()) {
List<StringName> value_names;
EnumAPI enum_api;
enum_api.name = E->get();
ClassDB::get_enum_constants(class_name, E->get(), &value_names, true);
for (List<StringName>::Element *val_e = value_names.front(); val_e; val_e = val_e->next()) {
int int_val = ClassDB::get_integer_constant(class_name, val_e->get(), NULL);
enum_api.values.push_back(Pair<int, String>(int_val, val_e->get()));
}
enum_api.values.sort_custom<PairSort<int, String> >();
class_api.enums.push_back(enum_api);
}
}
api.push_back(class_api);
}
return api;
}
/*
* Generates the JSON source from the API in p_api
*/
static List<String> generate_c_api_json(const List<ClassAPI> &p_api) {
// I'm sorry for the \t mess
List<String> source;
source.push_back("[\n");
for (const List<ClassAPI>::Element *c = p_api.front(); c != NULL; c = c->next()) {
ClassAPI api = c->get();
source.push_back("\t{\n");
source.push_back("\t\t\"name\": \"" + api.class_name + "\",\n");
source.push_back("\t\t\"base_class\": \"" + api.super_class_name + "\",\n");
source.push_back(String("\t\t\"api_type\": \"") + (api.api_type == ClassDB::API_CORE ? "core" : (api.api_type == ClassDB::API_EDITOR ? "tools" : "none")) + "\",\n");
source.push_back(String("\t\t\"singleton\": ") + (api.is_singleton ? "true" : "false") + ",\n");
source.push_back(String("\t\t\"instanciable\": ") + (api.is_instanciable ? "true" : "false") + ",\n");
source.push_back(String("\t\t\"is_reference\": ") + (api.is_reference ? "true" : "false") + ",\n");
// @Unclear
// source.push_back(String("\t\t\"createable\": ") + (api.is_creatable ? "true" : "false") + ",\n");
source.push_back("\t\t\"constants\": {\n");
for (List<ConstantAPI>::Element *e = api.constants.front(); e; e = e->next()) {
source.push_back("\t\t\t\"" + e->get().constant_name + "\": " + String::num_int64(e->get().constant_value) + (e->next() ? "," : "") + "\n");
}
source.push_back("\t\t},\n");
source.push_back("\t\t\"properties\": [\n");
for (List<PropertyAPI>::Element *e = api.properties.front(); e; e = e->next()) {
source.push_back("\t\t\t{\n");
source.push_back("\t\t\t\t\"name\": \"" + e->get().name + "\",\n");
source.push_back("\t\t\t\t\"type\": \"" + e->get().type + "\",\n");
source.push_back("\t\t\t\t\"getter\": \"" + e->get().getter + "\",\n");
source.push_back("\t\t\t\t\"setter\": \"" + e->get().setter + "\"\n");
source.push_back(String("\t\t\t}") + (e->next() ? "," : "") + "\n");
}
source.push_back("\t\t],\n");
source.push_back("\t\t\"signals\": [\n");
for (List<SignalAPI>::Element *e = api.signals_.front(); e; e = e->next()) {
source.push_back("\t\t\t{\n");
source.push_back("\t\t\t\t\"name\": \"" + e->get().name + "\",\n");
source.push_back("\t\t\t\t\"arguments\": [\n");
for (int i = 0; i < e->get().argument_names.size(); i++) {
source.push_back("\t\t\t\t\t{\n");
source.push_back("\t\t\t\t\t\t\"name\": \"" + e->get().argument_names[i] + "\",\n");
source.push_back("\t\t\t\t\t\t\"type\": \"" + e->get().argument_types[i] + "\",\n");
source.push_back("\t\t\t\t\t\t\"default_value\": \"" + (e->get().default_arguments.has(i) ? (String)e->get().default_arguments[i] : "") + "\"\n");
source.push_back(String("\t\t\t\t\t}") + ((i < e->get().argument_names.size() - 1) ? "," : "") + "\n");
}
source.push_back("\t\t\t\t]\n");
source.push_back(String("\t\t\t}") + (e->next() ? "," : "") + "\n");
}
source.push_back("\t\t],\n");
source.push_back("\t\t\"methods\": [\n");
for (List<MethodAPI>::Element *e = api.methods.front(); e; e = e->next()) {
source.push_back("\t\t\t{\n");
source.push_back("\t\t\t\t\"name\": \"" + e->get().method_name + "\",\n");
source.push_back("\t\t\t\t\"return_type\": \"" + e->get().return_type + "\",\n");
source.push_back(String("\t\t\t\t\"is_editor\": ") + (e->get().is_editor ? "true" : "false") + ",\n");
source.push_back(String("\t\t\t\t\"is_noscript\": ") + (e->get().is_noscript ? "true" : "false") + ",\n");
source.push_back(String("\t\t\t\t\"is_const\": ") + (e->get().is_const ? "true" : "false") + ",\n");
source.push_back(String("\t\t\t\t\"is_reverse\": ") + (e->get().is_reverse ? "true" : "false") + ",\n");
source.push_back(String("\t\t\t\t\"is_virtual\": ") + (e->get().is_virtual ? "true" : "false") + ",\n");
source.push_back(String("\t\t\t\t\"has_varargs\": ") + (e->get().has_varargs ? "true" : "false") + ",\n");
source.push_back(String("\t\t\t\t\"is_from_script\": ") + (e->get().is_from_script ? "true" : "false") + ",\n");
source.push_back("\t\t\t\t\"arguments\": [\n");
for (int i = 0; i < e->get().argument_names.size(); i++) {
source.push_back("\t\t\t\t\t{\n");
source.push_back("\t\t\t\t\t\t\"name\": \"" + e->get().argument_names[i] + "\",\n");
source.push_back("\t\t\t\t\t\t\"type\": \"" + e->get().argument_types[i] + "\",\n");
source.push_back(String("\t\t\t\t\t\t\"has_default_value\": ") + (e->get().default_arguments.has(i) ? "true" : "false") + ",\n");
source.push_back("\t\t\t\t\t\t\"default_value\": \"" + (e->get().default_arguments.has(i) ? (String)e->get().default_arguments[i] : "") + "\"\n");
source.push_back(String("\t\t\t\t\t}") + ((i < e->get().argument_names.size() - 1) ? "," : "") + "\n");
}
source.push_back("\t\t\t\t]\n");
source.push_back(String("\t\t\t}") + (e->next() ? "," : "") + "\n");
}
source.push_back("\t\t],\n");
source.push_back("\t\t\"enums\": [\n");
for (List<EnumAPI>::Element *e = api.enums.front(); e; e = e->next()) {
source.push_back("\t\t\t{\n");
source.push_back("\t\t\t\t\"name\": \"" + e->get().name + "\",\n");
source.push_back("\t\t\t\t\"values\": {\n");
for (List<Pair<int, String> >::Element *val_e = e->get().values.front(); val_e; val_e = val_e->next()) {
source.push_back("\t\t\t\t\t\"" + val_e->get().second + "\": " + itos(val_e->get().first));
source.push_back(String((val_e->next() ? "," : "")) + "\n");
}
source.push_back("\t\t\t\t}\n");
source.push_back(String("\t\t\t}") + (e->next() ? "," : "") + "\n");
}
source.push_back("\t\t]\n");
source.push_back(String("\t}") + (c->next() ? "," : "") + "\n");
}
source.push_back("]");
return source;
}
//
#endif
/*
* Saves the whole Godot API to a JSON file located at
* p_path
*/
Error generate_c_api(const String &p_path) {
#ifndef TOOLS_ENABLED
return ERR_BUG;
#else
List<ClassAPI> api = generate_c_api_classes();
List<String> json_source = generate_c_api_json(api);
return save_file(p_path, json_source);
#endif
}

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/*************************************************************************/
/* api_generator.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2017 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. */
/*************************************************************************/
#ifndef API_GENERATOR_H
#define API_GENERATOR_H
#include "core/ustring.h"
#include "typedefs.h"
Error generate_c_api(const String &p_path);
#endif // API_GENERATOR_H

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modules/gdnative/nativescript/godot_nativescript.cpp Normal file
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/*************************************************************************/
/* godot_nativescript.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2017 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 "nativescript/godot_nativescript.h"
#include "class_db.h"
#include "error_macros.h"
#include "gdnative/gdnative.h"
#include "global_constants.h"
#include "project_settings.h"
#include "variant.h"
#include "nativescript.h"
#ifdef __cplusplus
extern "C" {
#endif
extern "C" void _native_script_hook() {
}
#define NSL NativeScriptLanguage::get_singleton()
// Script API
void GDAPI godot_nativescript_register_class(void *p_gdnative_handle, const char *p_name, const char *p_base, godot_instance_create_func p_create_func, godot_instance_destroy_func p_destroy_func) {
String *s = (String *)p_gdnative_handle;
Map<StringName, NativeScriptDesc> *classes = &NSL->library_classes[*s];
NativeScriptDesc desc;
desc.create_func = p_create_func;
desc.destroy_func = p_destroy_func;
desc.is_tool = false;
desc.base = p_base;
if (classes->has(p_base)) {
desc.base_data = &(*classes)[p_base];
desc.base_native_type = desc.base_data->base_native_type;
} else {
desc.base_data = NULL;
desc.base_native_type = p_base;
}
classes->insert(p_name, desc);
}
void GDAPI godot_nativescript_register_tool_class(void *p_gdnative_handle, const char *p_name, const char *p_base, godot_instance_create_func p_create_func, godot_instance_destroy_func p_destroy_func) {
String *s = (String *)p_gdnative_handle;
Map<StringName, NativeScriptDesc> *classes = &NSL->library_classes[*s];
NativeScriptDesc desc;
desc.create_func = p_create_func;
desc.destroy_func = p_destroy_func;
desc.is_tool = true;
desc.base = p_base;
if (classes->has(p_base)) {
desc.base_data = &(*classes)[p_base];
desc.base_native_type = desc.base_data->base_native_type;
} else {
desc.base_data = NULL;
desc.base_native_type = p_base;
}
classes->insert(p_name, desc);
}
void GDAPI godot_nativescript_register_method(void *p_gdnative_handle, const char *p_name, const char *p_function_name, godot_method_attributes p_attr, godot_instance_method p_method) {
String *s = (String *)p_gdnative_handle;
Map<StringName, NativeScriptDesc>::Element *E = NSL->library_classes[*s].find(p_name);
if (!E) {
ERR_EXPLAIN("Attempt to register method on non-existant class!");
ERR_FAIL();
}
NativeScriptDesc::Method method;
method.method = p_method;
method.rpc_mode = p_attr.rpc_type;
method.info = MethodInfo(p_function_name);
E->get().methods.insert(p_function_name, method);
}
void GDAPI godot_nativescript_register_property(void *p_gdnative_handle, const char *p_name, const char *p_path, godot_property_attributes *p_attr, godot_property_set_func p_set_func, godot_property_get_func p_get_func) {
String *s = (String *)p_gdnative_handle;
Map<StringName, NativeScriptDesc>::Element *E = NSL->library_classes[*s].find(p_name);
if (!E) {
ERR_EXPLAIN("Attempt to register method on non-existant class!");
ERR_FAIL();
}
NativeScriptDesc::Property property;
property.default_value = *(Variant *)&p_attr->default_value;
property.getter = p_get_func;
property.rset_mode = p_attr->rset_type;
property.setter = p_set_func;
property.info = PropertyInfo((Variant::Type)p_attr->type,
p_path,
(PropertyHint)p_attr->hint,
*(String *)&p_attr->hint_string,
(PropertyUsageFlags)p_attr->usage);
E->get().properties.insert(p_path, property);
}
void GDAPI godot_nativescript_register_signal(void *p_gdnative_handle, const char *p_name, const godot_signal *p_signal) {
String *s = (String *)p_gdnative_handle;
Map<StringName, NativeScriptDesc>::Element *E = NSL->library_classes[*s].find(p_name);
if (!E) {
ERR_EXPLAIN("Attempt to register method on non-existant class!");
ERR_FAIL();
}
List<PropertyInfo> args;
Vector<Variant> default_args;
for (int i = 0; i < p_signal->num_args; i++) {
PropertyInfo info;
godot_signal_argument arg = p_signal->args[i];
info.hint = (PropertyHint)arg.hint;
info.hint_string = *(String *)&arg.hint_string;
info.name = *(String *)&arg.name;
info.type = (Variant::Type)arg.type;
info.usage = (PropertyUsageFlags)arg.usage;
args.push_back(info);
}
for (int i = 0; i < p_signal->num_default_args; i++) {
Variant *v;
godot_signal_argument attrib = p_signal->args[i];
v = (Variant *)&attrib.default_value;
default_args.push_back(*v);
}
MethodInfo method_info;
method_info.name = *(String *)&p_signal->name;
method_info.arguments = args;
method_info.default_arguments = default_args;
NativeScriptDesc::Signal signal;
signal.signal = method_info;
E->get().signals_.insert(*(String *)&p_signal->name, signal);
}
void GDAPI *godot_nativescript_get_userdata(godot_object *p_instance) {
Object *instance = (Object *)p_instance;
if (!instance)
return NULL;
if (instance->get_script_instance() && instance->get_script_instance()->get_language() == NativeScriptLanguage::get_singleton()) {
return ((NativeScriptInstance *)instance->get_script_instance())->userdata;
}
return NULL;
}
#ifdef __cplusplus
}
#endif

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/*************************************************************************/
/* nativescript.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2017 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. */
/*************************************************************************/
#ifndef NATIVE_SCRIPT_H
#define NATIVE_SCRIPT_H
#include "io/resource_loader.h"
#include "io/resource_saver.h"
#include "os/thread_safe.h"
#include "resource.h"
#include "scene/main/node.h"
#include "script_language.h"
#include "self_list.h"
#include "modules/gdnative/gdnative.h"
#include <nativescript/godot_nativescript.h>
#ifndef NO_THREADS
#include "os/mutex.h"
#endif
struct NativeScriptDesc {
struct Method {
godot_instance_method method;
MethodInfo info;
int rpc_mode;
};
struct Property {
godot_property_set_func setter;
godot_property_get_func getter;
PropertyInfo info;
Variant default_value;
int rset_mode;
};
struct Signal {
MethodInfo signal;
};
Map<StringName, Method> methods;
Map<StringName, Property> properties;
Map<StringName, Signal> signals_; // QtCreator doesn't like the name signals
StringName base;
StringName base_native_type;
NativeScriptDesc *base_data;
godot_instance_create_func create_func;
godot_instance_destroy_func destroy_func;
bool is_tool;
inline NativeScriptDesc()
: methods(),
properties(),
signals_(),
base(),
base_native_type() {
zeromem(&create_func, sizeof(godot_instance_create_func));
zeromem(&destroy_func, sizeof(godot_instance_destroy_func));
}
};
class NativeScript : public Script {
GDCLASS(NativeScript, Script)
#ifdef TOOLS_ENABLED
Set<PlaceHolderScriptInstance *> placeholders;
void _update_placeholder(PlaceHolderScriptInstance *p_placeholder);
virtual void _placeholder_erased(PlaceHolderScriptInstance *p_placeholder);
#endif
friend class NativeScriptInstance;
friend class NativeScriptLanguage;
friend class NativeReloadNode;
friend class GDNativeLibrary;
Ref<GDNativeLibrary> library;
String lib_path;
String class_name;
#ifndef NO_THREADS
Mutex *owners_lock;
#endif
Set<Object *> instance_owners;
protected:
static void _bind_methods();
public:
inline NativeScriptDesc *get_script_desc() const;
void set_class_name(String p_class_name);
String get_class_name() const;
void set_library(Ref<GDNativeLibrary> p_library);
Ref<GDNativeLibrary> get_library() const;
virtual bool can_instance() const;
virtual Ref<Script> get_base_script() const; //for script inheritance
virtual StringName get_instance_base_type() const; // this may not work in all scripts, will return empty if so
virtual ScriptInstance *instance_create(Object *p_this);
virtual bool instance_has(const Object *p_this) const;
virtual bool has_source_code() const;
virtual String get_source_code() const;
virtual void set_source_code(const String &p_code);
virtual Error reload(bool p_keep_state = false);
virtual bool has_method(const StringName &p_method) const;
virtual MethodInfo get_method_info(const StringName &p_method) const;
virtual bool is_tool() const;
virtual String get_node_type() const;
virtual ScriptLanguage *get_language() const;
virtual bool has_script_signal(const StringName &p_signal) const;
virtual void get_script_signal_list(List<MethodInfo> *r_signals) const;
virtual bool get_property_default_value(const StringName &p_property, Variant &r_value) const;
virtual void update_exports(); //editor tool
virtual void get_script_method_list(List<MethodInfo> *p_list) const;
virtual void get_script_property_list(List<PropertyInfo> *p_list) const;
Variant _new(const Variant **p_args, int p_argcount, Variant::CallError &r_error);
NativeScript();
~NativeScript();
};
class NativeScriptInstance : public ScriptInstance {
friend class NativeScript;
Object *owner;
Ref<NativeScript> script;
void _ml_call_reversed(NativeScriptDesc *script_data, const StringName &p_method, const Variant **p_args, int p_argcount);
public:
void *userdata;
virtual bool set(const StringName &p_name, const Variant &p_value);
virtual bool get(const StringName &p_name, Variant &r_ret) const;
virtual void get_property_list(List<PropertyInfo> *p_properties) const;
virtual Variant::Type get_property_type(const StringName &p_name, bool *r_is_valid) const;
virtual void get_method_list(List<MethodInfo> *p_list) const;
virtual bool has_method(const StringName &p_method) const;
virtual Variant call(const StringName &p_method, const Variant **p_args, int p_argcount, Variant::CallError &r_error);
virtual void notification(int p_notification);
virtual Ref<Script> get_script() const;
virtual RPCMode get_rpc_mode(const StringName &p_method) const;
virtual RPCMode get_rset_mode(const StringName &p_variable) const;
virtual ScriptLanguage *get_language();
virtual void call_multilevel(const StringName &p_method, const Variant **p_args, int p_argcount);
virtual void call_multilevel_reversed(const StringName &p_method, const Variant **p_args, int p_argcount);
virtual void refcount_incremented();
virtual bool refcount_decremented();
~NativeScriptInstance();
};
class NativeReloadNode;
class NativeScriptLanguage : public ScriptLanguage {
friend class NativeScript;
friend class NativeScriptInstance;
friend class NativeReloadNode;
private:
static NativeScriptLanguage *singleton;
void _unload_stuff();
#ifndef NO_THREADS
Mutex *mutex;
Set<Ref<GDNativeLibrary> > libs_to_init;
Set<NativeScript *> scripts_to_register;
volatile bool has_objects_to_register; // so that we don't lock mutex every frame - it's rarely needed
void defer_init_library(Ref<GDNativeLibrary> lib, NativeScript *script);
#endif
void init_library(const Ref<GDNativeLibrary> &lib);
void register_script(NativeScript *script);
void unregister_script(NativeScript *script);
void call_libraries_cb(const StringName &name);
public:
// These two maps must only be touched on the main thread
Map<String, Map<StringName, NativeScriptDesc> > library_classes;
Map<String, Ref<GDNative> > library_gdnatives;
Map<String, Set<NativeScript *> > library_script_users;
const StringName _init_call_type = "nativescript_init";
const StringName _init_call_name = "godot_nativescript_init";
const StringName _noarg_call_type = "nativescript_no_arg";
const StringName _frame_call_name = "godot_nativescript_frame";
#ifndef NO_THREADS
const StringName _thread_enter_call_name = "godot_nativescript_thread_enter";
const StringName _thread_exit_call_name = "godot_nativescript_thread_exit";
#endif
NativeScriptLanguage();
~NativeScriptLanguage();
inline static NativeScriptLanguage *get_singleton() {
return singleton;
}
void _hacky_api_anchor();
#ifndef NO_THREADS
virtual void thread_enter();
virtual void thread_exit();
#endif
virtual void frame();
virtual String get_name() const;
virtual void init();
virtual String get_type() const;
virtual String get_extension() const;
virtual Error execute_file(const String &p_path);
virtual void finish();
virtual void get_reserved_words(List<String> *p_words) const;
virtual void get_comment_delimiters(List<String> *p_delimiters) const;
virtual void get_string_delimiters(List<String> *p_delimiters) const;
virtual Ref<Script> get_template(const String &p_class_name, const String &p_base_class_name) const;
virtual bool validate(const String &p_script, int &r_line_error, int &r_col_error, String &r_test_error, const String &p_path, List<String> *r_functions) const;
virtual Script *create_script() const;
virtual bool has_named_classes() const;
virtual int find_function(const String &p_function, const String &p_code) const;
virtual String make_function(const String &p_class, const String &p_name, const PoolStringArray &p_args) const;
virtual void auto_indent_code(String &p_code, int p_from_line, int p_to_line) const;
virtual void add_global_constant(const StringName &p_variable, const Variant &p_value);
virtual String debug_get_error() const;
virtual int debug_get_stack_level_count() const;
virtual int debug_get_stack_level_line(int p_level) const;
virtual String debug_get_stack_level_function(int p_level) const;
virtual String debug_get_stack_level_source(int p_level) const;
virtual void debug_get_stack_level_locals(int p_level, List<String> *p_locals, List<Variant> *p_values, int p_max_subitems, int p_max_depth);
virtual void debug_get_stack_level_members(int p_level, List<String> *p_members, List<Variant> *p_values, int p_max_subitems, int p_max_depth);
virtual void debug_get_globals(List<String> *p_locals, List<Variant> *p_values, int p_max_subitems, int p_max_depth);
virtual String debug_parse_stack_level_expression(int p_level, const String &p_expression, int p_max_subitems, int p_max_depth);
virtual void reload_all_scripts();
virtual void reload_tool_script(const Ref<Script> &p_script, bool p_soft_reload);
virtual void get_recognized_extensions(List<String> *p_extensions) const;
virtual void get_public_functions(List<MethodInfo> *p_functions) const;
virtual void get_public_constants(List<Pair<String, Variant> > *p_constants) const;
virtual void profiling_start();
virtual void profiling_stop();
virtual int profiling_get_accumulated_data(ProfilingInfo *p_info_arr, int p_info_max);
virtual int profiling_get_frame_data(ProfilingInfo *p_info_arr, int p_info_max);
};
inline NativeScriptDesc *NativeScript::get_script_desc() const {
Map<StringName, NativeScriptDesc>::Element *E = NativeScriptLanguage::singleton->library_classes[lib_path].find(class_name);
return E ? &E->get() : NULL;
}
class NativeReloadNode : public Node {
GDCLASS(NativeReloadNode, Node)
bool unloaded = false;
public:
static void _bind_methods();
void _notification(int p_what);
};
class ResourceFormatLoaderNativeScript : public ResourceFormatLoader {
public:
virtual RES load(const String &p_path, const String &p_original_path = "", Error *r_error = NULL);
virtual void get_recognized_extensions(List<String> *p_extensions) const;
virtual bool handles_type(const String &p_type) const;
virtual String get_resource_type(const String &p_path) const;
};
class ResourceFormatSaverNativeScript : public ResourceFormatSaver {
virtual Error save(const String &p_path, const RES &p_resource, uint32_t p_flags = 0);
virtual bool recognize(const RES &p_resource) const;
virtual void get_recognized_extensions(const RES &p_resource, List<String> *p_extensions) const;
};
#endif // GDNATIVE_H

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/*************************************************************************/
/* register_types.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2017 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 "register_types.h"
#include "io/resource_loader.h"
#include "io/resource_saver.h"
#include "nativescript.h"
#include "core/os/os.h"
NativeScriptLanguage *native_script_language;
typedef void (*native_script_init_fn)(void *);
void init_call_cb(void *p_handle, godot_string *p_proc_name, void *p_data, int p_num_args, void **args, void *r_ret) {
if (p_handle == NULL) {
ERR_PRINT("No valid library handle, can't call nativescript init procedure");
return;
}
void *library_proc;
Error err = OS::get_singleton()->get_dynamic_library_symbol_handle(
p_handle,
*(String *)p_proc_name,
library_proc,
true); // we print our own message
if (err != OK) {
ERR_PRINT((String("GDNative procedure \"" + *(String *)p_proc_name) + "\" does not exists and can't be called").utf8().get_data());
return;
}
native_script_init_fn fn = (native_script_init_fn)library_proc;
fn(args[0]);
}
typedef void (*native_script_empty_callback)();
void noarg_call_cb(void *p_handle, godot_string *p_proc_name, void *p_data, int p_num_args, void **args, void *r_ret) {
if (p_handle == NULL) {
ERR_PRINT("No valid library handle, can't call nativescript callback");
return;
}
void *library_proc;
Error err = OS::get_singleton()->get_dynamic_library_symbol_handle(
p_handle,
*(String *)p_proc_name,
library_proc,
true);
if (err != OK) {
// it's fine if thread callbacks are not present in the library.
return;
}
native_script_empty_callback fn = (native_script_empty_callback)library_proc;
fn();
}
ResourceFormatLoaderNativeScript *resource_loader_gdns = NULL;
ResourceFormatSaverNativeScript *resource_saver_gdns = NULL;
void register_nativescript_types() {
native_script_language = memnew(NativeScriptLanguage);
ClassDB::register_class<NativeScript>();
ScriptServer::register_language(native_script_language);
GDNativeCallRegistry::singleton->register_native_raw_call_type(native_script_language->_init_call_type, init_call_cb);
GDNativeCallRegistry::singleton->register_native_raw_call_type(native_script_language->_noarg_call_type, noarg_call_cb);
resource_saver_gdns = memnew(ResourceFormatSaverNativeScript);
ResourceSaver::add_resource_format_saver(resource_saver_gdns);
resource_loader_gdns = memnew(ResourceFormatLoaderNativeScript);
ResourceLoader::add_resource_format_loader(resource_loader_gdns);
}
void unregister_nativescript_types() {
memdelete(resource_loader_gdns);
memdelete(resource_saver_gdns);
if (native_script_language) {
ScriptServer::unregister_language(native_script_language);
memdelete(native_script_language);
}
}

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/*************************************************************************/
/* register_types.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2017 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. */
/*************************************************************************/
void register_nativescript_types();
void unregister_nativescript_types();