annotate SDL3/SDL_init.h @ 1:20d02a178406 default tip

*: check in everything else yay
author Paper <paper@tflc.us>
date Mon, 05 Jan 2026 02:15:46 -0500
parents
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
1 /*
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
2 Simple DirectMedia Layer
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
3 Copyright (C) 1997-2025 Sam Lantinga <slouken@libsdl.org>
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
4
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
5 This software is provided 'as-is', without any express or implied
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
6 warranty. In no event will the authors be held liable for any damages
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
7 arising from the use of this software.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
8
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
9 Permission is granted to anyone to use this software for any purpose,
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
10 including commercial applications, and to alter it and redistribute it
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
11 freely, subject to the following restrictions:
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
12
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
13 1. The origin of this software must not be misrepresented; you must not
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
14 claim that you wrote the original software. If you use this software
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
15 in a product, an acknowledgment in the product documentation would be
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
16 appreciated but is not required.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
17 2. Altered source versions must be plainly marked as such, and must not be
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
18 misrepresented as being the original software.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
19 3. This notice may not be removed or altered from any source distribution.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
20 */
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
21
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
22 /**
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
23 * # CategoryInit
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
24 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
25 * All SDL programs need to initialize the library before starting to work
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
26 * with it.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
27 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
28 * Almost everything can simply call SDL_Init() near startup, with a handful
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
29 * of flags to specify subsystems to touch. These are here to make sure SDL
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
30 * does not even attempt to touch low-level pieces of the operating system
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
31 * that you don't intend to use. For example, you might be using SDL for video
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
32 * and input but chose an external library for audio, and in this case you
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
33 * would just need to leave off the `SDL_INIT_AUDIO` flag to make sure that
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
34 * external library has complete control.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
35 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
36 * Most apps, when terminating, should call SDL_Quit(). This will clean up
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
37 * (nearly) everything that SDL might have allocated, and crucially, it'll
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
38 * make sure that the display's resolution is back to what the user expects if
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
39 * you had previously changed it for your game.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
40 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
41 * SDL3 apps are strongly encouraged to call SDL_SetAppMetadata() at startup
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
42 * to fill in details about the program. This is completely optional, but it
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
43 * helps in small ways (we can provide an About dialog box for the macOS menu,
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
44 * we can name the app in the system's audio mixer, etc). Those that want to
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
45 * provide a _lot_ of information should look at the more-detailed
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
46 * SDL_SetAppMetadataProperty().
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
47 */
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
48
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
49 #ifndef SDL_init_h_
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
50 #define SDL_init_h_
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
51
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
52 #include <SDL3/SDL_stdinc.h>
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
53 #include <SDL3/SDL_error.h>
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
54 #include <SDL3/SDL_events.h>
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
55
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
56 #include <SDL3/SDL_begin_code.h>
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
57 /* Set up for C function definitions, even when using C++ */
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
58 #ifdef __cplusplus
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
59 extern "C" {
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
60 #endif
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
61
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
62 /* As of version 0.5, SDL is loaded dynamically into the application */
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
63
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
64 /**
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
65 * Initialization flags for SDL_Init and/or SDL_InitSubSystem
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
66 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
67 * These are the flags which may be passed to SDL_Init(). You should specify
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
68 * the subsystems which you will be using in your application.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
69 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
70 * \since This datatype is available since SDL 3.2.0.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
71 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
72 * \sa SDL_Init
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
73 * \sa SDL_Quit
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
74 * \sa SDL_InitSubSystem
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
75 * \sa SDL_QuitSubSystem
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
76 * \sa SDL_WasInit
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
77 */
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
78 typedef Uint32 SDL_InitFlags;
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
79
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
80 #define SDL_INIT_AUDIO 0x00000010u /**< `SDL_INIT_AUDIO` implies `SDL_INIT_EVENTS` */
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
81 #define SDL_INIT_VIDEO 0x00000020u /**< `SDL_INIT_VIDEO` implies `SDL_INIT_EVENTS`, should be initialized on the main thread */
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
82 #define SDL_INIT_JOYSTICK 0x00000200u /**< `SDL_INIT_JOYSTICK` implies `SDL_INIT_EVENTS` */
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
83 #define SDL_INIT_HAPTIC 0x00001000u
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
84 #define SDL_INIT_GAMEPAD 0x00002000u /**< `SDL_INIT_GAMEPAD` implies `SDL_INIT_JOYSTICK` */
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
85 #define SDL_INIT_EVENTS 0x00004000u
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
86 #define SDL_INIT_SENSOR 0x00008000u /**< `SDL_INIT_SENSOR` implies `SDL_INIT_EVENTS` */
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
87 #define SDL_INIT_CAMERA 0x00010000u /**< `SDL_INIT_CAMERA` implies `SDL_INIT_EVENTS` */
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
88
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
89 /**
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
90 * Return values for optional main callbacks.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
91 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
92 * Returning SDL_APP_SUCCESS or SDL_APP_FAILURE from SDL_AppInit,
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
93 * SDL_AppEvent, or SDL_AppIterate will terminate the program and report
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
94 * success/failure to the operating system. What that means is
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
95 * platform-dependent. On Unix, for example, on success, the process error
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
96 * code will be zero, and on failure it will be 1. This interface doesn't
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
97 * allow you to return specific exit codes, just whether there was an error
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
98 * generally or not.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
99 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
100 * Returning SDL_APP_CONTINUE from these functions will let the app continue
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
101 * to run.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
102 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
103 * See
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
104 * [Main callbacks in SDL3](https://wiki.libsdl.org/SDL3/README-main-functions#main-callbacks-in-sdl3)
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
105 * for complete details.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
106 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
107 * \since This enum is available since SDL 3.2.0.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
108 */
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
109 typedef enum SDL_AppResult
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
110 {
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
111 SDL_APP_CONTINUE, /**< Value that requests that the app continue from the main callbacks. */
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
112 SDL_APP_SUCCESS, /**< Value that requests termination with success from the main callbacks. */
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
113 SDL_APP_FAILURE /**< Value that requests termination with error from the main callbacks. */
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
114 } SDL_AppResult;
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
115
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
116 /**
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
117 * Function pointer typedef for SDL_AppInit.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
118 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
119 * These are used by SDL_EnterAppMainCallbacks. This mechanism operates behind
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
120 * the scenes for apps using the optional main callbacks. Apps that want to
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
121 * use this should just implement SDL_AppInit directly.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
122 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
123 * \param appstate a place where the app can optionally store a pointer for
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
124 * future use.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
125 * \param argc the standard ANSI C main's argc; number of elements in `argv`.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
126 * \param argv the standard ANSI C main's argv; array of command line
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
127 * arguments.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
128 * \returns SDL_APP_FAILURE to terminate with an error, SDL_APP_SUCCESS to
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
129 * terminate with success, SDL_APP_CONTINUE to continue.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
130 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
131 * \since This datatype is available since SDL 3.2.0.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
132 */
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
133 typedef SDL_AppResult (SDLCALL *SDL_AppInit_func)(void **appstate, int argc, char *argv[]);
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
134
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
135 /**
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
136 * Function pointer typedef for SDL_AppIterate.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
137 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
138 * These are used by SDL_EnterAppMainCallbacks. This mechanism operates behind
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
139 * the scenes for apps using the optional main callbacks. Apps that want to
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
140 * use this should just implement SDL_AppIterate directly.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
141 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
142 * \param appstate an optional pointer, provided by the app in SDL_AppInit.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
143 * \returns SDL_APP_FAILURE to terminate with an error, SDL_APP_SUCCESS to
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
144 * terminate with success, SDL_APP_CONTINUE to continue.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
145 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
146 * \since This datatype is available since SDL 3.2.0.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
147 */
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
148 typedef SDL_AppResult (SDLCALL *SDL_AppIterate_func)(void *appstate);
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
149
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
150 /**
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
151 * Function pointer typedef for SDL_AppEvent.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
152 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
153 * These are used by SDL_EnterAppMainCallbacks. This mechanism operates behind
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
154 * the scenes for apps using the optional main callbacks. Apps that want to
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
155 * use this should just implement SDL_AppEvent directly.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
156 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
157 * \param appstate an optional pointer, provided by the app in SDL_AppInit.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
158 * \param event the new event for the app to examine.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
159 * \returns SDL_APP_FAILURE to terminate with an error, SDL_APP_SUCCESS to
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
160 * terminate with success, SDL_APP_CONTINUE to continue.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
161 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
162 * \since This datatype is available since SDL 3.2.0.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
163 */
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
164 typedef SDL_AppResult (SDLCALL *SDL_AppEvent_func)(void *appstate, SDL_Event *event);
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
165
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
166 /**
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
167 * Function pointer typedef for SDL_AppQuit.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
168 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
169 * These are used by SDL_EnterAppMainCallbacks. This mechanism operates behind
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
170 * the scenes for apps using the optional main callbacks. Apps that want to
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
171 * use this should just implement SDL_AppEvent directly.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
172 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
173 * \param appstate an optional pointer, provided by the app in SDL_AppInit.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
174 * \param result the result code that terminated the app (success or failure).
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
175 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
176 * \since This datatype is available since SDL 3.2.0.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
177 */
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
178 typedef void (SDLCALL *SDL_AppQuit_func)(void *appstate, SDL_AppResult result);
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
179
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
180
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
181 /**
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
182 * Initialize the SDL library.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
183 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
184 * SDL_Init() simply forwards to calling SDL_InitSubSystem(). Therefore, the
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
185 * two may be used interchangeably. Though for readability of your code
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
186 * SDL_InitSubSystem() might be preferred.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
187 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
188 * The file I/O (for example: SDL_IOFromFile) and threading (SDL_CreateThread)
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
189 * subsystems are initialized by default. Message boxes
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
190 * (SDL_ShowSimpleMessageBox) also attempt to work without initializing the
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
191 * video subsystem, in hopes of being useful in showing an error dialog when
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
192 * SDL_Init fails. You must specifically initialize other subsystems if you
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
193 * use them in your application.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
194 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
195 * Logging (such as SDL_Log) works without initialization, too.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
196 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
197 * `flags` may be any of the following OR'd together:
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
198 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
199 * - `SDL_INIT_AUDIO`: audio subsystem; automatically initializes the events
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
200 * subsystem
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
201 * - `SDL_INIT_VIDEO`: video subsystem; automatically initializes the events
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
202 * subsystem, should be initialized on the main thread.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
203 * - `SDL_INIT_JOYSTICK`: joystick subsystem; automatically initializes the
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
204 * events subsystem
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
205 * - `SDL_INIT_HAPTIC`: haptic (force feedback) subsystem
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
206 * - `SDL_INIT_GAMEPAD`: gamepad subsystem; automatically initializes the
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
207 * joystick subsystem
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
208 * - `SDL_INIT_EVENTS`: events subsystem
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
209 * - `SDL_INIT_SENSOR`: sensor subsystem; automatically initializes the events
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
210 * subsystem
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
211 * - `SDL_INIT_CAMERA`: camera subsystem; automatically initializes the events
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
212 * subsystem
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
213 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
214 * Subsystem initialization is ref-counted, you must call SDL_QuitSubSystem()
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
215 * for each SDL_InitSubSystem() to correctly shutdown a subsystem manually (or
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
216 * call SDL_Quit() to force shutdown). If a subsystem is already loaded then
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
217 * this call will increase the ref-count and return.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
218 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
219 * Consider reporting some basic metadata about your application before
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
220 * calling SDL_Init, using either SDL_SetAppMetadata() or
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
221 * SDL_SetAppMetadataProperty().
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
222 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
223 * \param flags subsystem initialization flags.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
224 * \returns true on success or false on failure; call SDL_GetError() for more
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
225 * information.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
226 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
227 * \since This function is available since SDL 3.2.0.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
228 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
229 * \sa SDL_SetAppMetadata
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
230 * \sa SDL_SetAppMetadataProperty
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
231 * \sa SDL_InitSubSystem
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
232 * \sa SDL_Quit
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
233 * \sa SDL_SetMainReady
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
234 * \sa SDL_WasInit
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
235 */
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
236 extern SDL_DECLSPEC bool SDLCALL SDL_Init(SDL_InitFlags flags);
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
237
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
238 /**
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
239 * Compatibility function to initialize the SDL library.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
240 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
241 * This function and SDL_Init() are interchangeable.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
242 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
243 * \param flags any of the flags used by SDL_Init(); see SDL_Init for details.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
244 * \returns true on success or false on failure; call SDL_GetError() for more
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
245 * information.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
246 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
247 * \since This function is available since SDL 3.2.0.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
248 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
249 * \sa SDL_Init
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
250 * \sa SDL_Quit
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
251 * \sa SDL_QuitSubSystem
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
252 */
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
253 extern SDL_DECLSPEC bool SDLCALL SDL_InitSubSystem(SDL_InitFlags flags);
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
254
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
255 /**
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
256 * Shut down specific SDL subsystems.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
257 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
258 * You still need to call SDL_Quit() even if you close all open subsystems
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
259 * with SDL_QuitSubSystem().
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
260 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
261 * \param flags any of the flags used by SDL_Init(); see SDL_Init for details.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
262 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
263 * \since This function is available since SDL 3.2.0.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
264 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
265 * \sa SDL_InitSubSystem
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
266 * \sa SDL_Quit
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
267 */
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
268 extern SDL_DECLSPEC void SDLCALL SDL_QuitSubSystem(SDL_InitFlags flags);
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
269
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
270 /**
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
271 * Get a mask of the specified subsystems which are currently initialized.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
272 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
273 * \param flags any of the flags used by SDL_Init(); see SDL_Init for details.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
274 * \returns a mask of all initialized subsystems if `flags` is 0, otherwise it
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
275 * returns the initialization status of the specified subsystems.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
276 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
277 * \since This function is available since SDL 3.2.0.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
278 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
279 * \sa SDL_Init
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
280 * \sa SDL_InitSubSystem
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
281 */
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
282 extern SDL_DECLSPEC SDL_InitFlags SDLCALL SDL_WasInit(SDL_InitFlags flags);
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
283
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
284 /**
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
285 * Clean up all initialized subsystems.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
286 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
287 * You should call this function even if you have already shutdown each
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
288 * initialized subsystem with SDL_QuitSubSystem(). It is safe to call this
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
289 * function even in the case of errors in initialization.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
290 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
291 * You can use this function with atexit() to ensure that it is run when your
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
292 * application is shutdown, but it is not wise to do this from a library or
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
293 * other dynamically loaded code.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
294 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
295 * \since This function is available since SDL 3.2.0.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
296 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
297 * \sa SDL_Init
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
298 * \sa SDL_QuitSubSystem
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
299 */
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
300 extern SDL_DECLSPEC void SDLCALL SDL_Quit(void);
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
301
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
302 /**
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
303 * Return whether this is the main thread.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
304 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
305 * On Apple platforms, the main thread is the thread that runs your program's
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
306 * main() entry point. On other platforms, the main thread is the one that
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
307 * calls SDL_Init(SDL_INIT_VIDEO), which should usually be the one that runs
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
308 * your program's main() entry point. If you are using the main callbacks,
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
309 * SDL_AppInit(), SDL_AppIterate(), and SDL_AppQuit() are all called on the
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
310 * main thread.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
311 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
312 * \returns true if this thread is the main thread, or false otherwise.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
313 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
314 * \threadsafety It is safe to call this function from any thread.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
315 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
316 * \since This function is available since SDL 3.2.0.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
317 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
318 * \sa SDL_RunOnMainThread
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
319 */
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
320 extern SDL_DECLSPEC bool SDLCALL SDL_IsMainThread(void);
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
321
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
322 /**
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
323 * Callback run on the main thread.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
324 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
325 * \param userdata an app-controlled pointer that is passed to the callback.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
326 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
327 * \since This datatype is available since SDL 3.2.0.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
328 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
329 * \sa SDL_RunOnMainThread
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
330 */
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
331 typedef void (SDLCALL *SDL_MainThreadCallback)(void *userdata);
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
332
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
333 /**
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
334 * Call a function on the main thread during event processing.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
335 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
336 * If this is called on the main thread, the callback is executed immediately.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
337 * If this is called on another thread, this callback is queued for execution
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
338 * on the main thread during event processing.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
339 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
340 * Be careful of deadlocks when using this functionality. You should not have
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
341 * the main thread wait for the current thread while this function is being
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
342 * called with `wait_complete` true.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
343 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
344 * \param callback the callback to call on the main thread.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
345 * \param userdata a pointer that is passed to `callback`.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
346 * \param wait_complete true to wait for the callback to complete, false to
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
347 * return immediately.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
348 * \returns true on success or false on failure; call SDL_GetError() for more
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
349 * information.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
350 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
351 * \threadsafety It is safe to call this function from any thread.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
352 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
353 * \since This function is available since SDL 3.2.0.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
354 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
355 * \sa SDL_IsMainThread
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
356 */
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
357 extern SDL_DECLSPEC bool SDLCALL SDL_RunOnMainThread(SDL_MainThreadCallback callback, void *userdata, bool wait_complete);
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
358
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
359 /**
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
360 * Specify basic metadata about your app.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
361 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
362 * You can optionally provide metadata about your app to SDL. This is not
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
363 * required, but strongly encouraged.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
364 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
365 * There are several locations where SDL can make use of metadata (an "About"
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
366 * box in the macOS menu bar, the name of the app can be shown on some audio
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
367 * mixers, etc). Any piece of metadata can be left as NULL, if a specific
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
368 * detail doesn't make sense for the app.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
369 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
370 * This function should be called as early as possible, before SDL_Init.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
371 * Multiple calls to this function are allowed, but various state might not
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
372 * change once it has been set up with a previous call to this function.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
373 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
374 * Passing a NULL removes any previous metadata.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
375 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
376 * This is a simplified interface for the most important information. You can
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
377 * supply significantly more detailed metadata with
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
378 * SDL_SetAppMetadataProperty().
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
379 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
380 * \param appname The name of the application ("My Game 2: Bad Guy's
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
381 * Revenge!").
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
382 * \param appversion The version of the application ("1.0.0beta5" or a git
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
383 * hash, or whatever makes sense).
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
384 * \param appidentifier A unique string in reverse-domain format that
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
385 * identifies this app ("com.example.mygame2").
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
386 * \returns true on success or false on failure; call SDL_GetError() for more
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
387 * information.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
388 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
389 * \threadsafety It is safe to call this function from any thread.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
390 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
391 * \since This function is available since SDL 3.2.0.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
392 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
393 * \sa SDL_SetAppMetadataProperty
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
394 */
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
395 extern SDL_DECLSPEC bool SDLCALL SDL_SetAppMetadata(const char *appname, const char *appversion, const char *appidentifier);
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
396
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
397 /**
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
398 * Specify metadata about your app through a set of properties.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
399 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
400 * You can optionally provide metadata about your app to SDL. This is not
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
401 * required, but strongly encouraged.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
402 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
403 * There are several locations where SDL can make use of metadata (an "About"
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
404 * box in the macOS menu bar, the name of the app can be shown on some audio
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
405 * mixers, etc). Any piece of metadata can be left out, if a specific detail
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
406 * doesn't make sense for the app.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
407 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
408 * This function should be called as early as possible, before SDL_Init.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
409 * Multiple calls to this function are allowed, but various state might not
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
410 * change once it has been set up with a previous call to this function.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
411 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
412 * Once set, this metadata can be read using SDL_GetAppMetadataProperty().
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
413 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
414 * These are the supported properties:
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
415 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
416 * - `SDL_PROP_APP_METADATA_NAME_STRING`: The human-readable name of the
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
417 * application, like "My Game 2: Bad Guy's Revenge!". This will show up
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
418 * anywhere the OS shows the name of the application separately from window
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
419 * titles, such as volume control applets, etc. This defaults to "SDL
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
420 * Application".
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
421 * - `SDL_PROP_APP_METADATA_VERSION_STRING`: The version of the app that is
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
422 * running; there are no rules on format, so "1.0.3beta2" and "April 22nd,
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
423 * 2024" and a git hash are all valid options. This has no default.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
424 * - `SDL_PROP_APP_METADATA_IDENTIFIER_STRING`: A unique string that
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
425 * identifies this app. This must be in reverse-domain format, like
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
426 * "com.example.mygame2". This string is used by desktop compositors to
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
427 * identify and group windows together, as well as match applications with
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
428 * associated desktop settings and icons. If you plan to package your
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
429 * application in a container such as Flatpak, the app ID should match the
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
430 * name of your Flatpak container as well. This has no default.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
431 * - `SDL_PROP_APP_METADATA_CREATOR_STRING`: The human-readable name of the
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
432 * creator/developer/maker of this app, like "MojoWorkshop, LLC"
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
433 * - `SDL_PROP_APP_METADATA_COPYRIGHT_STRING`: The human-readable copyright
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
434 * notice, like "Copyright (c) 2024 MojoWorkshop, LLC" or whatnot. Keep this
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
435 * to one line, don't paste a copy of a whole software license in here. This
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
436 * has no default.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
437 * - `SDL_PROP_APP_METADATA_URL_STRING`: A URL to the app on the web. Maybe a
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
438 * product page, or a storefront, or even a GitHub repository, for user's
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
439 * further information This has no default.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
440 * - `SDL_PROP_APP_METADATA_TYPE_STRING`: The type of application this is.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
441 * Currently this string can be "game" for a video game, "mediaplayer" for a
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
442 * media player, or generically "application" if nothing else applies.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
443 * Future versions of SDL might add new types. This defaults to
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
444 * "application".
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
445 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
446 * \param name the name of the metadata property to set.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
447 * \param value the value of the property, or NULL to remove that property.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
448 * \returns true on success or false on failure; call SDL_GetError() for more
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
449 * information.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
450 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
451 * \threadsafety It is safe to call this function from any thread.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
452 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
453 * \since This function is available since SDL 3.2.0.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
454 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
455 * \sa SDL_GetAppMetadataProperty
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
456 * \sa SDL_SetAppMetadata
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
457 */
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
458 extern SDL_DECLSPEC bool SDLCALL SDL_SetAppMetadataProperty(const char *name, const char *value);
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
459
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
460 #define SDL_PROP_APP_METADATA_NAME_STRING "SDL.app.metadata.name"
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
461 #define SDL_PROP_APP_METADATA_VERSION_STRING "SDL.app.metadata.version"
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
462 #define SDL_PROP_APP_METADATA_IDENTIFIER_STRING "SDL.app.metadata.identifier"
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
463 #define SDL_PROP_APP_METADATA_CREATOR_STRING "SDL.app.metadata.creator"
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
464 #define SDL_PROP_APP_METADATA_COPYRIGHT_STRING "SDL.app.metadata.copyright"
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
465 #define SDL_PROP_APP_METADATA_URL_STRING "SDL.app.metadata.url"
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
466 #define SDL_PROP_APP_METADATA_TYPE_STRING "SDL.app.metadata.type"
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
467
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
468 /**
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
469 * Get metadata about your app.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
470 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
471 * This returns metadata previously set using SDL_SetAppMetadata() or
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
472 * SDL_SetAppMetadataProperty(). See SDL_SetAppMetadataProperty() for the list
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
473 * of available properties and their meanings.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
474 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
475 * \param name the name of the metadata property to get.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
476 * \returns the current value of the metadata property, or the default if it
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
477 * is not set, NULL for properties with no default.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
478 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
479 * \threadsafety It is safe to call this function from any thread, although
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
480 * the string returned is not protected and could potentially be
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
481 * freed if you call SDL_SetAppMetadataProperty() to set that
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
482 * property from another thread.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
483 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
484 * \since This function is available since SDL 3.2.0.
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
485 *
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
486 * \sa SDL_SetAppMetadata
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
487 * \sa SDL_SetAppMetadataProperty
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
488 */
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
489 extern SDL_DECLSPEC const char * SDLCALL SDL_GetAppMetadataProperty(const char *name);
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
490
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
491 /* Ends C function definitions when using C++ */
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
492 #ifdef __cplusplus
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
493 }
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
494 #endif
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
495 #include <SDL3/SDL_close_code.h>
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
496
20d02a178406 *: check in everything else
Paper <paper@tflc.us>
parents:
diff changeset
497 #endif /* SDL_init_h_ */