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298 lines
12 KiB
C++
298 lines
12 KiB
C++
/**************************************************************************/
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/* os.h */
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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) 2014-present Godot Engine contributors (see AUTHORS.md). */
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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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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#ifndef OS_H
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#define OS_H
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#include "core/config/engine.h"
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#include "core/io/image.h"
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#include "core/io/logger.h"
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#include "core/os/time_enums.h"
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#include "core/string/ustring.h"
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#include "core/templates/list.h"
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#include "core/templates/vector.h"
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#include <stdarg.h>
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#include <stdlib.h>
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class OS {
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static OS *singleton;
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static uint64_t target_ticks;
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String _execpath;
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List<String> _cmdline;
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List<String> _user_args;
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bool _keep_screen_on = true; // set default value to true, because this had been true before godot 2.0.
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bool low_processor_usage_mode = false;
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int low_processor_usage_mode_sleep_usec = 10000;
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bool _verbose_stdout = false;
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bool _debug_stdout = false;
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String _local_clipboard;
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int _exit_code = EXIT_FAILURE; // unexpected exit is marked as failure
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bool _allow_hidpi = false;
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bool _allow_layered = false;
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bool _stdout_enabled = true;
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bool _stderr_enabled = true;
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bool _writing_movie = false;
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CompositeLogger *_logger = nullptr;
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bool restart_on_exit = false;
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List<String> restart_commandline;
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// for the user interface we keep a record of the current display driver
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// so we can retrieve the rendering drivers available
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int _display_driver_id = -1;
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String _current_rendering_driver_name;
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String _current_rendering_method;
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protected:
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void _set_logger(CompositeLogger *p_logger);
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public:
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typedef void (*ImeCallback)(void *p_inp, String p_text, Point2 p_selection);
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typedef bool (*HasServerFeatureCallback)(const String &p_feature);
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enum RenderThreadMode {
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RENDER_THREAD_UNSAFE,
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RENDER_THREAD_SAFE,
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RENDER_SEPARATE_THREAD
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};
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protected:
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friend class Main;
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// Needed by tests to setup command-line args.
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friend int test_main(int argc, char *argv[]);
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HasServerFeatureCallback has_server_feature_callback = nullptr;
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RenderThreadMode _render_thread_mode = RENDER_THREAD_SAFE;
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// Functions used by Main to initialize/deinitialize the OS.
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void add_logger(Logger *p_logger);
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virtual void initialize() = 0;
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virtual void initialize_joypads() = 0;
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void set_current_rendering_driver_name(String p_driver_name) { _current_rendering_driver_name = p_driver_name; }
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void set_current_rendering_method(String p_name) { _current_rendering_method = p_name; }
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void set_display_driver_id(int p_display_driver_id) { _display_driver_id = p_display_driver_id; }
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virtual void set_main_loop(MainLoop *p_main_loop) = 0;
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virtual void delete_main_loop() = 0;
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virtual void finalize() = 0;
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virtual void finalize_core() = 0;
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virtual void set_cmdline(const char *p_execpath, const List<String> &p_args, const List<String> &p_user_args);
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virtual bool _check_internal_feature_support(const String &p_feature) = 0;
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public:
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typedef int64_t ProcessID;
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static OS *get_singleton();
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String get_current_rendering_driver_name() const { return _current_rendering_driver_name; }
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String get_current_rendering_method() const { return _current_rendering_method; }
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int get_display_driver_id() const { return _display_driver_id; }
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virtual Vector<String> get_video_adapter_driver_info() const = 0;
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void print_error(const char *p_function, const char *p_file, int p_line, const char *p_code, const char *p_rationale, bool p_editor_notify = false, Logger::ErrorType p_type = Logger::ERR_ERROR);
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void print(const char *p_format, ...) _PRINTF_FORMAT_ATTRIBUTE_2_3;
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void print_rich(const char *p_format, ...) _PRINTF_FORMAT_ATTRIBUTE_2_3;
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void printerr(const char *p_format, ...) _PRINTF_FORMAT_ATTRIBUTE_2_3;
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virtual String get_stdin_string() = 0;
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virtual Error get_entropy(uint8_t *r_buffer, int p_bytes) = 0; // Should return cryptographically-safe random bytes.
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virtual PackedStringArray get_connected_midi_inputs();
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virtual void open_midi_inputs();
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virtual void close_midi_inputs();
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virtual void alert(const String &p_alert, const String &p_title = "ALERT!");
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virtual Error open_dynamic_library(const String p_path, void *&p_library_handle, bool p_also_set_library_path = false, String *r_resolved_path = nullptr) { return ERR_UNAVAILABLE; }
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virtual Error close_dynamic_library(void *p_library_handle) { return ERR_UNAVAILABLE; }
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virtual Error get_dynamic_library_symbol_handle(void *p_library_handle, const String p_name, void *&p_symbol_handle, bool p_optional = false) { return ERR_UNAVAILABLE; }
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virtual void set_low_processor_usage_mode(bool p_enabled);
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virtual bool is_in_low_processor_usage_mode() const;
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virtual void set_low_processor_usage_mode_sleep_usec(int p_usec);
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virtual int get_low_processor_usage_mode_sleep_usec() const;
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virtual Vector<String> get_system_fonts() const { return Vector<String>(); };
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virtual String get_system_font_path(const String &p_font_name, int p_weight = 400, int p_stretch = 100, bool p_italic = false) const { return String(); };
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virtual Vector<String> get_system_font_path_for_text(const String &p_font_name, const String &p_text, const String &p_locale = String(), const String &p_script = String(), int p_weight = 400, int p_stretch = 100, bool p_italic = false) const { return Vector<String>(); };
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virtual String get_executable_path() const;
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virtual Error execute(const String &p_path, const List<String> &p_arguments, String *r_pipe = nullptr, int *r_exitcode = nullptr, bool read_stderr = false, Mutex *p_pipe_mutex = nullptr, bool p_open_console = false) = 0;
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virtual Error create_process(const String &p_path, const List<String> &p_arguments, ProcessID *r_child_id = nullptr, bool p_open_console = false) = 0;
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virtual Error create_instance(const List<String> &p_arguments, ProcessID *r_child_id = nullptr) { return create_process(get_executable_path(), p_arguments, r_child_id); };
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virtual Error kill(const ProcessID &p_pid) = 0;
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virtual int get_process_id() const;
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virtual bool is_process_running(const ProcessID &p_pid) const = 0;
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virtual void vibrate_handheld(int p_duration_ms = 500) {}
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virtual Error shell_open(String p_uri);
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virtual Error set_cwd(const String &p_cwd);
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virtual bool has_environment(const String &p_var) const = 0;
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virtual String get_environment(const String &p_var) const = 0;
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virtual void set_environment(const String &p_var, const String &p_value) const = 0;
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virtual void unset_environment(const String &p_var) const = 0;
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virtual String get_name() const = 0;
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virtual String get_distribution_name() const = 0;
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virtual String get_version() const = 0;
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virtual List<String> get_cmdline_args() const { return _cmdline; }
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virtual List<String> get_cmdline_user_args() const { return _user_args; }
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virtual List<String> get_cmdline_platform_args() const { return List<String>(); }
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virtual String get_model_name() const;
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bool is_layered_allowed() const { return _allow_layered; }
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bool is_hidpi_allowed() const { return _allow_hidpi; }
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void ensure_user_data_dir();
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virtual MainLoop *get_main_loop() const = 0;
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virtual void yield();
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struct DateTime {
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int64_t year;
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Month month;
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uint8_t day;
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Weekday weekday;
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uint8_t hour;
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uint8_t minute;
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uint8_t second;
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bool dst;
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};
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struct TimeZoneInfo {
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int bias;
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String name;
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};
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virtual DateTime get_datetime(bool utc = false) const = 0;
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virtual TimeZoneInfo get_time_zone_info() const = 0;
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virtual double get_unix_time() const;
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virtual void delay_usec(uint32_t p_usec) const = 0;
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virtual void add_frame_delay(bool p_can_draw);
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virtual uint64_t get_ticks_usec() const = 0;
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uint64_t get_ticks_msec() const;
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virtual bool is_userfs_persistent() const { return true; }
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bool is_stdout_verbose() const;
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bool is_stdout_debug_enabled() const;
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bool is_stdout_enabled() const;
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bool is_stderr_enabled() const;
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void set_stdout_enabled(bool p_enabled);
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void set_stderr_enabled(bool p_enabled);
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virtual void disable_crash_handler() {}
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virtual bool is_disable_crash_handler() const { return false; }
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virtual void initialize_debugging() {}
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virtual uint64_t get_static_memory_usage() const;
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virtual uint64_t get_static_memory_peak_usage() const;
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virtual uint64_t get_free_static_memory() const;
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RenderThreadMode get_render_thread_mode() const { return _render_thread_mode; }
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virtual String get_locale() const;
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String get_locale_language() const;
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virtual uint64_t get_embedded_pck_offset() const;
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String get_safe_dir_name(const String &p_dir_name, bool p_allow_paths = false) const;
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virtual String get_godot_dir_name() const;
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virtual String get_data_path() const;
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virtual String get_config_path() const;
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virtual String get_cache_path() const;
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virtual String get_bundle_resource_dir() const;
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virtual String get_bundle_icon_path() const;
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virtual String get_user_data_dir() const;
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virtual String get_resource_dir() const;
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enum SystemDir {
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SYSTEM_DIR_DESKTOP,
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SYSTEM_DIR_DCIM,
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SYSTEM_DIR_DOCUMENTS,
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SYSTEM_DIR_DOWNLOADS,
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SYSTEM_DIR_MOVIES,
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SYSTEM_DIR_MUSIC,
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SYSTEM_DIR_PICTURES,
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SYSTEM_DIR_RINGTONES,
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};
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virtual String get_system_dir(SystemDir p_dir, bool p_shared_storage = true) const;
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virtual Error move_to_trash(const String &p_path) { return FAILED; }
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virtual int get_exit_code() const;
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// `set_exit_code` should only be used from `SceneTree` (or from a similar
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// level, e.g. from the `Main::start` if leaving without creating a `SceneTree`).
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// For other components, `SceneTree.quit()` should be used instead.
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virtual void set_exit_code(int p_code);
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virtual int get_processor_count() const;
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virtual String get_processor_name() const;
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virtual int get_default_thread_pool_size() const { return get_processor_count(); }
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virtual String get_unique_id() const;
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bool has_feature(const String &p_feature);
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void set_has_server_feature_callback(HasServerFeatureCallback p_callback);
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void set_restart_on_exit(bool p_restart, const List<String> &p_restart_arguments);
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bool is_restart_on_exit_set() const;
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List<String> get_restart_on_exit_arguments() const;
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virtual bool request_permission(const String &p_name) { return true; }
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virtual bool request_permissions() { return true; }
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virtual Vector<String> get_granted_permissions() const { return Vector<String>(); }
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virtual void process_and_drop_events() {}
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OS();
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virtual ~OS();
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};
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#endif // OS_H
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