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RetroArch/retroarch.h

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/* RetroArch - A frontend for libretro.
* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
* Copyright (C) 2011-2016 - Daniel De Matteis
* Copyright (C) 2016-2019 - Brad Parker
*
* RetroArch is free software: you can redistribute it and/or modify it under the terms
* of the GNU General Public License as published by the Free Software Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with RetroArch.
* If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __RETROARCH_H
#define __RETROARCH_H
#include <stdint.h>
#include <stddef.h>
#include <sys/types.h>
#include <stdlib.h>
#include <boolean.h>
#include <retro_inline.h>
#include <retro_common_api.h>
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <lists/string_list.h>
#include <queues/task_queue.h>
#include <queues/message_queue.h>
#ifdef HAVE_AUDIOMIXER
#include <audio/audio_mixer.h>
#endif
#include "audio/audio_defines.h"
#include "gfx/video_shader_parse.h"
#include "core_type.h"
#include "core.h"
#ifdef HAVE_MENU
#include "menu/menu_defines.h"
#endif
RETRO_BEGIN_DECLS
#define RETRO_ENVIRONMENT_RETROARCH_START_BLOCK 0x800000
#define RETRO_ENVIRONMENT_SET_SAVE_STATE_IN_BACKGROUND (2 | RETRO_ENVIRONMENT_RETROARCH_START_BLOCK)
/* bool * --
* Boolean value that tells the front end to save states in the
* background or not.
*/
#define RETRO_ENVIRONMENT_GET_CLEAR_ALL_THREAD_WAITS_CB (3 | RETRO_ENVIRONMENT_RETROARCH_START_BLOCK)
/* retro_environment_t * --
* Provides the callback to the frontend method which will cancel
* all currently waiting threads. Used when coordination is needed
* between the core and the frontend to gracefully stop all threads.
*/
#define RETRO_ENVIRONMENT_POLL_TYPE_OVERRIDE (4 | RETRO_ENVIRONMENT_RETROARCH_START_BLOCK)
/* unsigned * --
* Tells the frontend to override the poll type behavior.
* Allows the frontend to influence the polling behavior of the
* frontend.
*
* Will be unset when retro_unload_game is called.
*
* 0 - Don't Care, no changes, frontend still determines polling type behavior.
* 1 - Early
* 2 - Normal
* 3 - Late
*/
enum rarch_ctl_state
{
RARCH_CTL_NONE = 0,
/* Deinitializes RetroArch. */
RARCH_CTL_MAIN_DEINIT,
RARCH_CTL_IS_INITED,
RARCH_CTL_IS_DUMMY_CORE,
RARCH_CTL_IS_CORE_LOADED,
RARCH_CTL_IS_BPS_PREF,
RARCH_CTL_UNSET_BPS_PREF,
RARCH_CTL_IS_PATCH_BLOCKED,
RARCH_CTL_IS_UPS_PREF,
RARCH_CTL_UNSET_UPS_PREF,
RARCH_CTL_IS_IPS_PREF,
RARCH_CTL_UNSET_IPS_PREF,
#ifdef HAVE_CONFIGFILE
/* Block config read */
RARCH_CTL_SET_BLOCK_CONFIG_READ,
RARCH_CTL_UNSET_BLOCK_CONFIG_READ,
#endif
/* Username */
RARCH_CTL_HAS_SET_USERNAME,
RARCH_CTL_HAS_SET_SUBSYSTEMS,
RARCH_CTL_IS_IDLE,
RARCH_CTL_SET_IDLE,
RARCH_CTL_SET_WINDOWED_SCALE,
#ifdef HAVE_CONFIGFILE
RARCH_CTL_IS_OVERRIDES_ACTIVE,
RARCH_CTL_IS_REMAPS_CORE_ACTIVE,
RARCH_CTL_SET_REMAPS_CORE_ACTIVE,
RARCH_CTL_IS_REMAPS_CONTENT_DIR_ACTIVE,
RARCH_CTL_SET_REMAPS_CONTENT_DIR_ACTIVE,
RARCH_CTL_IS_REMAPS_GAME_ACTIVE,
RARCH_CTL_SET_REMAPS_GAME_ACTIVE,
#endif
RARCH_CTL_IS_MISSING_BIOS,
RARCH_CTL_SET_MISSING_BIOS,
RARCH_CTL_UNSET_MISSING_BIOS,
RARCH_CTL_IS_GAME_OPTIONS_ACTIVE,
RARCH_CTL_IS_FOLDER_OPTIONS_ACTIVE,
RARCH_CTL_IS_PAUSED,
RARCH_CTL_SET_PAUSED,
RARCH_CTL_SET_SHUTDOWN,
/* Runloop state */
RARCH_CTL_STATE_FREE,
/* Performance counters */
RARCH_CTL_GET_PERFCNT,
RARCH_CTL_SET_PERFCNT_ENABLE,
RARCH_CTL_UNSET_PERFCNT_ENABLE,
RARCH_CTL_IS_PERFCNT_ENABLE,
/* Core options */
RARCH_CTL_HAS_CORE_OPTIONS,
RARCH_CTL_GET_CORE_OPTION_SIZE,
RARCH_CTL_CORE_OPTIONS_LIST_GET,
RARCH_CTL_CORE_OPTION_PREV,
RARCH_CTL_CORE_OPTION_NEXT,
RARCH_CTL_CORE_IS_RUNNING,
/* BSV Movie */
RARCH_CTL_BSV_MOVIE_IS_INITED
};
enum rarch_capabilities
{
RARCH_CAPABILITIES_NONE = 0,
RARCH_CAPABILITIES_CPU,
RARCH_CAPABILITIES_COMPILER
};
enum rarch_override_setting
{
RARCH_OVERRIDE_SETTING_NONE = 0,
RARCH_OVERRIDE_SETTING_LIBRETRO,
RARCH_OVERRIDE_SETTING_VERBOSITY,
RARCH_OVERRIDE_SETTING_LIBRETRO_DIRECTORY,
RARCH_OVERRIDE_SETTING_SAVE_PATH,
RARCH_OVERRIDE_SETTING_STATE_PATH,
#ifdef HAVE_NETWORKING
RARCH_OVERRIDE_SETTING_NETPLAY_MODE,
RARCH_OVERRIDE_SETTING_NETPLAY_IP_ADDRESS,
RARCH_OVERRIDE_SETTING_NETPLAY_IP_PORT,
RARCH_OVERRIDE_SETTING_NETPLAY_STATELESS_MODE,
RARCH_OVERRIDE_SETTING_NETPLAY_CHECK_FRAMES,
#endif
RARCH_OVERRIDE_SETTING_UPS_PREF,
RARCH_OVERRIDE_SETTING_BPS_PREF,
RARCH_OVERRIDE_SETTING_IPS_PREF,
RARCH_OVERRIDE_SETTING_LIBRETRO_DEVICE,
RARCH_OVERRIDE_SETTING_LOG_TO_FILE,
RARCH_OVERRIDE_SETTING_LAST
};
enum runloop_action
{
RUNLOOP_ACTION_NONE = 0,
RUNLOOP_ACTION_AUTOSAVE
};
struct rarch_main_wrap
{
char **argv;
const char *content_path;
const char *sram_path;
const char *state_path;
const char *config_path;
const char *libretro_path;
int argc;
bool verbose;
bool no_content;
bool touched;
};
typedef struct rarch_resolution
{
unsigned idx;
unsigned id;
} rarch_resolution_t;
/* All run-time- / command line flag-related globals go here. */
typedef struct global
{
#ifdef HAVE_MENU
struct
{
retro_time_t prev_start_time;
retro_time_t noop_press_time;
retro_time_t noop_start_time;
retro_time_t action_start_time;
retro_time_t action_press_time;
} menu;
#endif
struct
{
char *remapfile;
char savefile[8192];
char savestate[8192];
char cheatfile[8192];
char ups[8192];
char bps[8192];
char ips[8192];
char label[8192];
} name;
/* Recording. */
struct
{
size_t gpu_width;
size_t gpu_height;
unsigned width;
unsigned height;
char path[8192];
char config[8192];
char output_dir[8192];
char config_dir[8192];
bool use_output_dir;
} record;
/* Settings and/or global state that is specific to
* a console-style implementation. */
struct
{
struct
{
struct
{
uint32_t *list;
unsigned count;
rarch_resolution_t current;
rarch_resolution_t initial;
bool check;
} resolutions;
unsigned gamma_correction;
unsigned int flicker_filter_index;
unsigned char soft_filter_index;
bool pal_enable;
bool pal60_enable;
} screen;
bool flickerfilter_enable;
bool softfilter_enable;
} console;
unsigned old_analog_dpad_mode[MAX_USERS];
unsigned old_libretro_device[MAX_USERS];
/* Settings and/or global states specific to menus */
#ifdef HAVE_MENU
enum menu_action menu_prev_action;
#endif
bool launched_from_cli;
bool cli_load_menu_on_error;
} global_t;
typedef struct content_file_override
{
char *ext;
bool need_fullpath;
bool persistent_data;
} content_file_override_t;
typedef struct content_file_info
{
char *full_path;
char *archive_path;
char *archive_file;
char *dir;
char *name;
char *ext;
char *meta; /* Unused at present */
void *data;
size_t data_size;
bool file_in_archive;
bool persistent_data;
} content_file_info_t;
typedef struct content_file_list
{
content_file_info_t *entries;
struct string_list *temporary_files;
struct retro_game_info *game_info;
struct retro_game_info_ext *game_info_ext;
size_t size;
} content_file_list_t;
typedef struct content_state
{
char *pending_subsystem_roms[RARCH_MAX_SUBSYSTEM_ROMS];
content_file_override_t *content_override_list;
content_file_list_t *content_list;
int pending_subsystem_rom_num;
int pending_subsystem_id;
unsigned pending_subsystem_rom_id;
uint32_t rom_crc;
char companion_ui_crc32[32];
char pending_subsystem_ident[255];
char pending_rom_crc_path[PATH_MAX_LENGTH];
char companion_ui_db_name[PATH_MAX_LENGTH];
bool is_inited;
bool core_does_not_need_content;
bool pending_subsystem_init;
bool pending_rom_crc;
} content_state_t;
bool rarch_ctl(enum rarch_ctl_state state, void *data);
int retroarch_get_capabilities(enum rarch_capabilities type,
char *s, size_t len);
void retroarch_override_setting_set(enum rarch_override_setting enum_idx, void *data);
void retroarch_override_setting_unset(enum rarch_override_setting enum_idx, void *data);
bool retroarch_override_setting_is_set(enum rarch_override_setting enum_idx, void *data);
bool retroarch_is_forced_fullscreen(void);
void retroarch_set_current_core_type(
enum rarch_core_type type, bool explicitly_set);
const char* retroarch_get_shader_preset(void);
bool retroarch_is_switching_display_mode(void);
/**
* retroarch_main_init:
* @argc : Count of (commandline) arguments.
* @argv : (Commandline) arguments.
*
* Initializes the program.
*
* Returns: 1 (true) on success, otherwise false (0) if there was an error.
**/
bool retroarch_main_init(int argc, char *argv[]);
bool retroarch_main_quit(void);
global_t *global_get_ptr(void);
content_state_t *content_state_get_ptr(void);
unsigned content_get_subsystem_rom_id(void);
int content_get_subsystem(void);
/**
* runloop_iterate:
*
* Run Libretro core in RetroArch for one frame.
*
* Returns: 0 on successful run,
* Returns 1 if we have to wait until button input in order
* to wake up the loop.
* Returns -1 if we forcibly quit out of the
* RetroArch iteration loop.
**/
int runloop_iterate(void);
void runloop_msg_queue_push(const char *msg,
unsigned prio, unsigned duration,
bool flush,
char *title,
enum message_queue_icon icon, enum message_queue_category category);
void runloop_get_status(bool *is_paused, bool *is_idle, bool *is_slowmotion,
bool *is_perfcnt_enable);
void retroarch_menu_running(void);
void retroarch_menu_running_finished(bool quit);
rarch_system_info_t *runloop_get_system_info(void);
struct retro_system_info *runloop_get_libretro_system_info(void);
void retroarch_force_video_driver_fallback(const char *driver);
enum retro_language rarch_get_language_from_iso(const char *lang);
void rarch_favorites_init(void);
void rarch_favorites_deinit(void);
/* Audio */
#ifdef HAVE_AUDIOMIXER
typedef struct audio_mixer_stream
{
audio_mixer_sound_t *handle;
audio_mixer_voice_t *voice;
audio_mixer_stop_cb_t stop_cb;
void *buf;
char *name;
size_t bufsize;
float volume;
enum audio_mixer_stream_type stream_type;
enum audio_mixer_type type;
enum audio_mixer_state state;
} audio_mixer_stream_t;
typedef struct audio_mixer_stream_params
{
void *buf;
char *basename;
audio_mixer_stop_cb_t cb;
size_t bufsize;
unsigned slot_selection_idx;
float volume;
enum audio_mixer_slot_selection_type slot_selection_type;
enum audio_mixer_stream_type stream_type;
enum audio_mixer_type type;
enum audio_mixer_state state;
} audio_mixer_stream_params_t;
#endif
typedef struct audio_driver
{
/* Creates and initializes handle to audio driver.
*
* Returns: audio driver handle on success, otherwise NULL.
**/
void *(*init)(const char *device, unsigned rate,
unsigned latency, unsigned block_frames, unsigned *new_rate);
/*
* @data : Pointer to audio data handle.
* @buf : Audio buffer data.
* @size : Size of audio buffer.
*
* Write samples to audio driver.
*
* Write data in buffer to audio driver.
* A frame here is defined as one combined sample of left and right
* channels. (I.e. 44.1kHz, 16-bit stereo has 88.2k samples/s, and
* 44.1k frames/s.)
*
* Samples are interleaved in format LRLRLRLRLR ...
* If the driver returns true in use_float(), a floating point
* format will be used, with range [-1.0, 1.0].
* If not, signed 16-bit samples in native byte ordering will be used.
*
* This function returns the number of frames successfully written.
* If an error occurs, -1 should be returned.
* Note that non-blocking behavior that cannot write at this time
* should return 0 as returning -1 will terminate the driver.
*
* Unless said otherwise with set_nonblock_state(), all writes
* are blocking, and it should block till it has written all frames.
*/
ssize_t (*write)(void *data, const void *buf, size_t size);
/* Temporarily pauses the audio driver. */
bool (*stop)(void *data);
/* Resumes audio driver from the paused state. */
bool (*start)(void *data, bool is_shutdown);
/* Is the audio driver currently running? */
bool (*alive)(void *data);
/* Should we care about blocking in audio thread? Fast forwarding.
*
* If state is true, nonblocking operation is assumed.
* This is typically used for fast-forwarding. If driver cannot
* implement nonblocking writes, this can be disregarded, but should
* log a message to stderr.
* */
void (*set_nonblock_state)(void *data, bool toggle);
/* Stops and frees driver data. */
void (*free)(void *data);
/* Defines if driver will take standard floating point samples,
* or int16_t samples.
*
* If true is returned, the audio driver is capable of using
* floating point data. This will likely increase performance as the
* resampler unit uses floating point. The sample range is
* [-1.0, 1.0].
* */
bool (*use_float)(void *data);
/* Human-readable identifier. */
const char *ident;
/* Optional. Get audio device list (allocates, caller has to free this) */
void *(*device_list_new)(void *data);
/* Optional. Frees audio device list */
void (*device_list_free)(void *data, void *data2);
/* Optional. */
size_t (*write_avail)(void *data);
size_t (*buffer_size)(void *data);
} audio_driver_t;
bool audio_driver_enable_callback(void);
bool audio_driver_disable_callback(void);
/**
* config_get_audio_driver_options:
*
* Get an enumerated list of all audio driver names, separated by '|'.
*
* Returns: string listing of all audio driver names, separated by '|'.
**/
const char* config_get_audio_driver_options(void);
bool audio_driver_mixer_extension_supported(const char *ext);
void audio_driver_dsp_filter_free(void);
bool audio_driver_dsp_filter_init(const char *device);
void audio_driver_set_buffer_size(size_t bufsize);
bool audio_driver_get_devices_list(void **ptr);
void audio_driver_setup_rewind(void);
bool audio_driver_callback(void);
bool audio_driver_has_callback(void);
void audio_driver_frame_is_reverse(void);
void audio_set_float(enum audio_action action, float val);
float *audio_get_float_ptr(enum audio_action action);
bool *audio_get_bool_ptr(enum audio_action action);
#ifdef HAVE_AUDIOMIXER
audio_mixer_stream_t *audio_driver_mixer_get_stream(unsigned i);
bool audio_driver_mixer_add_stream(audio_mixer_stream_params_t *params);
void audio_driver_mixer_play_stream(unsigned i);
void audio_driver_mixer_play_menu_sound(unsigned i);
void audio_driver_mixer_play_menu_sound_looped(unsigned i);
void audio_driver_mixer_play_stream_sequential(unsigned i);
void audio_driver_mixer_play_stream_looped(unsigned i);
void audio_driver_mixer_stop_stream(unsigned i);
float audio_driver_mixer_get_stream_volume(unsigned i);
void audio_driver_mixer_set_stream_volume(unsigned i, float vol);
void audio_driver_mixer_remove_stream(unsigned i);
enum audio_mixer_state audio_driver_mixer_get_stream_state(unsigned i);
const char *audio_driver_mixer_get_stream_name(unsigned i);
void audio_driver_load_system_sounds(void);
#endif
extern audio_driver_t audio_rsound;
extern audio_driver_t audio_audioio;
extern audio_driver_t audio_oss;
extern audio_driver_t audio_alsa;
extern audio_driver_t audio_alsathread;
extern audio_driver_t audio_tinyalsa;
extern audio_driver_t audio_roar;
extern audio_driver_t audio_openal;
extern audio_driver_t audio_opensl;
extern audio_driver_t audio_jack;
extern audio_driver_t audio_sdl;
extern audio_driver_t audio_xa;
extern audio_driver_t audio_pulse;
extern audio_driver_t audio_dsound;
extern audio_driver_t audio_wasapi;
extern audio_driver_t audio_coreaudio;
extern audio_driver_t audio_coreaudio3;
extern audio_driver_t audio_xenon360;
extern audio_driver_t audio_ps3;
extern audio_driver_t audio_gx;
extern audio_driver_t audio_ax;
extern audio_driver_t audio_psp;
extern audio_driver_t audio_ps2;
extern audio_driver_t audio_ctr_csnd;
extern audio_driver_t audio_ctr_dsp;
#ifdef HAVE_THREADS
extern audio_driver_t audio_ctr_dsp_thread;
#endif
extern audio_driver_t audio_switch;
extern audio_driver_t audio_switch_thread;
extern audio_driver_t audio_switch_libnx_audren;
extern audio_driver_t audio_switch_libnx_audren_thread;
extern audio_driver_t audio_rwebaudio;
/* Recording */
enum ffemu_pix_format
{
FFEMU_PIX_RGB565 = 0,
FFEMU_PIX_BGR24,
FFEMU_PIX_ARGB8888
};
enum streaming_mode
{
STREAMING_MODE_TWITCH = 0,
STREAMING_MODE_YOUTUBE,
STREAMING_MODE_FACEBOOK,
STREAMING_MODE_LOCAL,
STREAMING_MODE_CUSTOM
};
enum record_config_type
{
RECORD_CONFIG_TYPE_RECORDING_CUSTOM = 0,
RECORD_CONFIG_TYPE_RECORDING_LOW_QUALITY,
RECORD_CONFIG_TYPE_RECORDING_MED_QUALITY,
RECORD_CONFIG_TYPE_RECORDING_HIGH_QUALITY,
RECORD_CONFIG_TYPE_RECORDING_LOSSLESS_QUALITY,
RECORD_CONFIG_TYPE_RECORDING_WEBM_FAST,
RECORD_CONFIG_TYPE_RECORDING_WEBM_HIGH_QUALITY,
RECORD_CONFIG_TYPE_RECORDING_GIF,
RECORD_CONFIG_TYPE_RECORDING_APNG,
RECORD_CONFIG_TYPE_STREAMING_CUSTOM,
RECORD_CONFIG_TYPE_STREAMING_LOW_QUALITY,
RECORD_CONFIG_TYPE_STREAMING_MED_QUALITY,
RECORD_CONFIG_TYPE_STREAMING_HIGH_QUALITY,
RECORD_CONFIG_TYPE_STREAMING_NETPLAY
};
/* Parameters passed to ffemu_new() */
struct record_params
{
/* Framerate per second of input video. */
double fps;
/* Sample rate of input audio. */
double samplerate;
/* Filename to dump to. */
const char *filename;
/* Path to config. Optional. */
const char *config;
const char *audio_resampler;
/* Desired output resolution. */
unsigned out_width;
unsigned out_height;
/* Total size of framebuffer used in input. */
unsigned fb_width;
unsigned fb_height;
/* Audio channels. */
unsigned channels;
unsigned video_record_scale_factor;
unsigned video_stream_scale_factor;
unsigned video_record_threads;
unsigned streaming_mode;
/* Aspect ratio of input video. Parameters are passed to the muxer,
* the video itself is not scaled.
*/
float aspect_ratio;
enum record_config_type preset;
/* Input pixel format. */
enum ffemu_pix_format pix_fmt;
bool video_gpu_record;
};
struct record_video_data
{
const void *data;
unsigned width;
unsigned height;
int pitch;
bool is_dupe;
};
struct record_audio_data
{
const void *data;
size_t frames;
};
typedef struct record_driver
{
void *(*init)(const struct record_params *params);
void (*free)(void *data);
bool (*push_video)(void *data, const struct record_video_data *video_data);
bool (*push_audio)(void *data, const struct record_audio_data *audio_data);
bool (*finalize)(void *data);
const char *ident;
} record_driver_t;
extern const record_driver_t record_ffmpeg;
/**
* config_get_record_driver_options:
*
* Get an enumerated list of all record driver names, separated by '|'.
*
* Returns: string listing of all record driver names, separated by '|'.
**/
const char* config_get_record_driver_options(void);
bool recording_is_enabled(void);
void streaming_set_state(bool state);
bool streaming_is_enabled(void);
void recording_driver_update_streaming_url(void);
/* Video */
#ifdef HAVE_OVERLAY
#include "input/input_overlay.h"
#endif
#ifdef HAVE_VIDEO_LAYOUT
#include "gfx/video_layout.h"
#endif
#include "gfx/video_defines.h"
#include "gfx/video_coord_array.h"
#include "input/input_driver.h"
#include "input/input_types.h"
#define RARCH_SCALE_BASE 256
#define VIDEO_SHADER_STOCK_BLEND (GFX_MAX_SHADERS - 1)
#define VIDEO_SHADER_MENU (GFX_MAX_SHADERS - 2)
#define VIDEO_SHADER_MENU_2 (GFX_MAX_SHADERS - 3)
#define VIDEO_SHADER_MENU_3 (GFX_MAX_SHADERS - 4)
#define VIDEO_SHADER_MENU_4 (GFX_MAX_SHADERS - 5)
#define VIDEO_SHADER_MENU_5 (GFX_MAX_SHADERS - 6)
#define VIDEO_SHADER_MENU_6 (GFX_MAX_SHADERS - 7)
#if defined(_XBOX360)
#define DEFAULT_SHADER_TYPE RARCH_SHADER_HLSL
#elif defined(__PSL1GHT__) || defined(HAVE_OPENGLES2) || defined(HAVE_GLSL)
#define DEFAULT_SHADER_TYPE RARCH_SHADER_GLSL
#elif defined(HAVE_CG)
#define DEFAULT_SHADER_TYPE RARCH_SHADER_CG
#else
#define DEFAULT_SHADER_TYPE RARCH_SHADER_NONE
#endif
#ifndef MAX_EGLIMAGE_TEXTURES
#define MAX_EGLIMAGE_TEXTURES 32
#endif
#define MAX_VARIABLES 64
enum
{
TEXTURES = 8,
TEXTURESMASK = TEXTURES - 1
};
struct LinkInfo
{
struct video_shader_pass *pass;
unsigned tex_w, tex_h;
};
enum gfx_ctx_api
{
GFX_CTX_NONE = 0,
GFX_CTX_OPENGL_API,
GFX_CTX_OPENGL_ES_API,
GFX_CTX_DIRECT3D8_API,
GFX_CTX_DIRECT3D9_API,
GFX_CTX_DIRECT3D10_API,
GFX_CTX_DIRECT3D11_API,
GFX_CTX_DIRECT3D12_API,
GFX_CTX_OPENVG_API,
GFX_CTX_VULKAN_API,
GFX_CTX_METAL_API
};
enum display_metric_types
{
DISPLAY_METRIC_NONE = 0,
DISPLAY_METRIC_MM_WIDTH,
DISPLAY_METRIC_MM_HEIGHT,
DISPLAY_METRIC_DPI,
DISPLAY_METRIC_PIXEL_WIDTH,
DISPLAY_METRIC_PIXEL_HEIGHT
};
enum display_flags
{
GFX_CTX_FLAGS_NONE = 0,
GFX_CTX_FLAGS_GL_CORE_CONTEXT,
GFX_CTX_FLAGS_MULTISAMPLING,
GFX_CTX_FLAGS_CUSTOMIZABLE_SWAPCHAIN_IMAGES,
GFX_CTX_FLAGS_HARD_SYNC,
GFX_CTX_FLAGS_BLACK_FRAME_INSERTION,
GFX_CTX_FLAGS_MENU_FRAME_FILTERING,
GFX_CTX_FLAGS_ADAPTIVE_VSYNC,
GFX_CTX_FLAGS_SHADERS_GLSL,
GFX_CTX_FLAGS_SHADERS_CG,
GFX_CTX_FLAGS_SHADERS_HLSL,
GFX_CTX_FLAGS_SHADERS_SLANG,
GFX_CTX_FLAGS_SCREENSHOTS_SUPPORTED
};
enum shader_uniform_type
{
UNIFORM_1F = 0,
UNIFORM_2F,
UNIFORM_3F,
UNIFORM_4F,
UNIFORM_1FV,
UNIFORM_2FV,
UNIFORM_3FV,
UNIFORM_4FV,
UNIFORM_1I
};
enum shader_program_type
{
SHADER_PROGRAM_VERTEX = 0,
SHADER_PROGRAM_FRAGMENT,
SHADER_PROGRAM_COMBINED
};
struct shader_program_info
{
void *data;
const char *vertex;
const char *fragment;
const char *combined;
unsigned idx;
bool is_file;
};
struct uniform_info
{
bool enabled;
int32_t location;
int32_t count;
unsigned type; /* shader uniform type */
struct
{
enum shader_program_type type;
const char *ident;
uint32_t idx;
bool add_prefix;
bool enable;
} lookup;
struct
{
float *floatv;
intptr_t *integerv;
uintptr_t *unsigned_integerv;
struct
{
intptr_t v0;
intptr_t v1;
intptr_t v2;
intptr_t v3;
} integer;
struct
{
uintptr_t v0;
uintptr_t v1;
uintptr_t v2;
uintptr_t v3;
} unsigned_integer;
struct
{
float v0;
float v1;
float v2;
float v3;
} f;
} result;
};
typedef struct shader_backend
{
void *(*init)(void *data, const char *path);
void (*init_menu_shaders)(void *data);
void (*deinit)(void *data);
/* Set shader parameters. */
void (*set_params)(void *data, void *shader_data);
void (*set_uniform_parameter)(void *data, struct uniform_info *param,
void *uniform_data);
/* Compile a shader program. */
bool (*compile_program)(void *data, unsigned idx,
void *program_data, struct shader_program_info *program_info);
/* Use a shader program specified by variable 'index'. */
void (*use)(void *data, void *shader_data, unsigned index, bool set_active);
/* Returns the number of currently loaded shaders. */
unsigned (*num_shaders)(void *data);
bool (*filter_type)(void *data, unsigned index, bool *smooth);
enum gfx_wrap_type (*wrap_type)(void *data, unsigned index);
void (*shader_scale)(void *data,
unsigned index, struct gfx_fbo_scale *scale);
bool (*set_coords)(void *shader_data, const struct video_coords *coords);
bool (*set_mvp)(void *shader_data, const void *mat_data);
unsigned (*get_prev_textures)(void *data);
bool (*get_feedback_pass)(void *data, unsigned *pass);
bool (*mipmap_input)(void *data, unsigned index);
struct video_shader *(*get_current_shader)(void *data);
void (*get_flags)(uint32_t*);
enum rarch_shader_type type;
/* Human readable string. */
const char *ident;
} shader_backend_t;
typedef struct video_shader_ctx_init
{
const char *path;
const shader_backend_t *shader;
void *data;
void *shader_data;
enum rarch_shader_type shader_type;
struct
{
bool core_context_enabled;
} gl;
} video_shader_ctx_init_t;
typedef struct video_shader_ctx_params
{
void *data;
const void *info;
const void *prev_info;
const void *feedback_info;
const void *fbo_info;
unsigned width;
unsigned height;
unsigned tex_width;
unsigned tex_height;
unsigned out_width;
unsigned out_height;
unsigned frame_counter;
unsigned fbo_info_cnt;
} video_shader_ctx_params_t;
typedef struct video_shader_ctx_coords
{
void *handle_data;
const void *data;
} video_shader_ctx_coords_t;
typedef struct video_shader_ctx_scale
{
struct gfx_fbo_scale *scale;
unsigned idx;
} video_shader_ctx_scale_t;
typedef struct video_shader_ctx_info
{
void *data;
unsigned num;
unsigned idx;
bool set_active;
} video_shader_ctx_info_t;
typedef struct video_shader_ctx_mvp
{
void *data;
const void *matrix;
} video_shader_ctx_mvp_t;
typedef struct video_shader_ctx_filter
{
bool *smooth;
unsigned index;
} video_shader_ctx_filter_t;
typedef struct video_shader_ctx
{
struct video_shader *data;
} video_shader_ctx_t;
typedef struct video_shader_ctx_texture
{
unsigned id;
} video_shader_ctx_texture_t;
typedef void (*gfx_ctx_proc_t)(void);
typedef struct video_info
{
const char *path_font;
uintptr_t parent;
int swap_interval;
/* Width of window.
* If fullscreen mode is requested,
* a width of 0 means the resolution of the
* desktop should be used. */
unsigned width;
/* Height of window.
* If fullscreen mode is requested,
* a height of 0 means the resolutiof the desktop should be used.
*/
unsigned height;
#ifdef GEKKO
/* TODO - we can't really have driver system-specific
* variables in here. There should be some
* kind of publicly accessible driver implementation
* video struct for specific things like this.
*/
/* Wii-specific settings. Ignored for everything else. */
unsigned viwidth;
#endif
/*
* input_scale defines the maximum size of the picture that will
* ever be used with the frame callback.
*
* The maximum resolution is a multiple of 256x256 size (RARCH_SCALE_BASE),
* so an input scale of 2 means you should allocate a texture or of 512x512.
*
* Maximum input size: RARCH_SCALE_BASE * input_scale
*/
unsigned input_scale;
float font_size;
bool adaptive_vsync;
#ifdef GEKKO
bool vfilter;
#endif
/* If true, applies bilinear filtering to the image,
* otherwise nearest filtering. */
bool smooth;
bool ctx_scaling;
bool is_threaded;
/* Use 32bit RGBA rather than native RGB565/XBGR1555.
*
* XRGB1555 format is 16-bit and has byte ordering: 0RRRRRGGGGGBBBBB,
* in native endian.
*
* ARGB8888 is AAAAAAAARRRRRRRRGGGGGGGGBBBBBBBB, native endian.
* Alpha channel should be disregarded.
* */
bool rgb32;
/* Launch in fullscreen mode instead of windowed mode. */
bool fullscreen;
/* Start with V-Sync enabled. */
bool vsync;
/* If true, the output image should have the aspect ratio
* as set in aspect_ratio. */
bool force_aspect;
bool font_enable;
} video_info_t;
typedef struct video_frame_info
{
void *userdata;
void *widgets_userdata;
void *disp_userdata;
int custom_vp_x;
int custom_vp_y;
int crt_switch_center_adjust;
int crt_switch_porch_adjust;
unsigned hard_sync_frames;
unsigned aspect_ratio_idx;
unsigned max_swapchain_images;
unsigned monitor_index;
unsigned crt_switch_resolution;
unsigned crt_switch_resolution_super;
unsigned width;
unsigned height;
unsigned xmb_theme;
unsigned xmb_color_theme;
unsigned menu_shader_pipeline;
unsigned materialui_color_theme;
unsigned ozone_color_theme;
unsigned custom_vp_width;
unsigned custom_vp_height;
unsigned custom_vp_full_width;
unsigned custom_vp_full_height;
unsigned black_frame_insertion;
unsigned fps_update_interval;
unsigned memory_update_interval;
float menu_wallpaper_opacity;
float menu_framebuffer_opacity;
float menu_header_opacity;
float menu_footer_opacity;
float refresh_rate;
float font_msg_pos_x;
float font_msg_pos_y;
float font_msg_color_r;
float font_msg_color_g;
float font_msg_color_b;
float xmb_alpha_factor;
struct
{
/* Drop shadow offset.
* If both are 0, no drop shadow will be rendered. */
int drop_x, drop_y;
/* ABGR. Use the macros. */
uint32_t color;
float x;
float y;
float scale;
/* Drop shadow color multiplier. */
float drop_mod;
/* Drop shadow alpha */
float drop_alpha;
enum text_alignment text_align;
bool full_screen;
} osd_stat_params;
char stat_text[512];
bool widgets_active;
bool menu_mouse_enable;
bool widgets_is_paused;
bool widgets_is_fast_forwarding;
bool widgets_is_rewinding;
bool input_menu_swap_ok_cancel_buttons;
bool input_driver_nonblock_state;
bool input_driver_grab_mouse_state;
bool hard_sync;
bool fps_show;
bool memory_show;
bool statistics_show;
bool framecount_show;
bool core_status_msg_show;
bool post_filter_record;
bool windowed_fullscreen;
bool fullscreen;
bool font_enable;
bool use_rgba;
bool libretro_running;
bool xmb_shadows_enable;
bool battery_level_enable;
bool timedate_enable;
bool runloop_is_slowmotion;
bool runloop_is_paused;
bool menu_is_alive;
bool menu_screensaver_active;
bool msg_bgcolor_enable;
} video_frame_info_t;
typedef void (*update_window_title_cb)(void*);
typedef bool (*get_metrics_cb)(void *data, enum display_metric_types type,
float *value);
typedef bool (*set_resize_cb)(void*, unsigned, unsigned);
typedef struct gfx_ctx_driver
{
/* The opaque pointer is the underlying video driver data (e.g. gl_t for
* OpenGL contexts). Although not advised, the context driver is allowed
* to hold a pointer to it as the context never outlives the video driver.
*
* The context driver is responsible for it's own data.*/
void* (*init)(void *video_driver);
void (*destroy)(void *data);
enum gfx_ctx_api (*get_api)(void *data);
/* Which API to bind to. */
bool (*bind_api)(void *video_driver, enum gfx_ctx_api,
unsigned major, unsigned minor);
/* Sets the swap interval. */
void (*swap_interval)(void *data, int);
/* Sets video mode. Creates a window, etc. */
bool (*set_video_mode)(void*, unsigned, unsigned, bool);
/* Gets current window size.
* If not initialized yet, it returns current screen size. */
void (*get_video_size)(void*, unsigned*, unsigned*);
float (*get_refresh_rate)(void*);
void (*get_video_output_size)(void*, unsigned*, unsigned*);
void (*get_video_output_prev)(void*);
void (*get_video_output_next)(void*);
get_metrics_cb get_metrics;
/* Translates a window size to an aspect ratio.
* In most cases this will be just width / height, but
* some contexts will better know which actual aspect ratio is used.
* This can be NULL to assume the default behavior.
*/
float (*translate_aspect)(void*, unsigned, unsigned);
/* Asks driver to update window title (FPS, etc). */
update_window_title_cb update_window_title;
/* Queries for resize and quit events.
* Also processes events. */
void (*check_window)(void*, bool*, bool*,
unsigned*, unsigned*);
/* Acknowledge a resize event. This is needed for some APIs.
* Most backends will ignore this. */
set_resize_cb set_resize;
/* Checks if window has input focus. */
bool (*has_focus)(void*);
/* Should the screensaver be suppressed? */
bool (*suppress_screensaver)(void *data, bool enable);
/* Checks if context driver has windowed support. */
bool has_windowed;
/* Swaps buffers. VBlank sync depends on
* earlier calls to swap_interval. */
void (*swap_buffers)(void*);
/* Most video backends will want to use a certain input driver.
* Checks for it here. */
void (*input_driver)(void*, const char *, input_driver_t**, void**);
/* Wraps whatever gl_proc_address() there is.
* Does not take opaque, to avoid lots of ugly wrapper code. */
gfx_ctx_proc_t (*get_proc_address)(const char*);
/* Returns true if this context supports EGLImage buffers for
* screen drawing and was initalized correctly. */
bool (*image_buffer_init)(void*, const video_info_t*);
/* Writes the frame to the EGLImage and sets image_handle to it.
* Returns true if a new image handle is created.
* Always returns true the first time it's called for a new index.
* The graphics core must handle a change in the handle correctly. */
bool (*image_buffer_write)(void*, const void *frame, unsigned width,
unsigned height, unsigned pitch, bool rgb32,
unsigned index, void **image_handle);
/* Shows or hides mouse. Can be NULL if context doesn't
* have a concept of mouse pointer. */
void (*show_mouse)(void *data, bool state);
/* Human readable string. */
const char *ident;
uint32_t (*get_flags)(void *data);
void (*set_flags)(void *data, uint32_t flags);
/* Optional. Binds HW-render offscreen context. */
void (*bind_hw_render)(void *data, bool enable);
/* Optional. Gets base data for the context which is used by the driver.
* This is mostly relevant for graphics APIs such as Vulkan
* which do not have global context state. */
void *(*get_context_data)(void *data);
/* Optional. Makes driver context (only GL right now)
* active for this thread. */
void (*make_current)(bool release);
} gfx_ctx_driver_t;
typedef struct gfx_ctx_size
{
bool *quit;
bool *resize;
unsigned *width;
unsigned *height;
} gfx_ctx_size_t;
typedef struct gfx_ctx_mode
{
unsigned width;
unsigned height;
bool fullscreen;
} gfx_ctx_mode_t;
typedef struct gfx_ctx_metrics
{
float *value;
enum display_metric_types type;
} gfx_ctx_metrics_t;
typedef struct gfx_ctx_aspect
{
float *aspect;
unsigned width;
unsigned height;
} gfx_ctx_aspect_t;
typedef struct gfx_ctx_input
{
input_driver_t **input;
void **input_data;
} gfx_ctx_input_t;
typedef struct gfx_ctx_ident
{
const char *ident;
} gfx_ctx_ident_t;
struct aspect_ratio_elem
{
float value;
char name[64];
};
/* Optionally implemented interface to poke more
* deeply into video driver. */
typedef struct video_poke_interface
{
uint32_t (*get_flags)(void *data);
uintptr_t (*load_texture)(void *video_data, void *data,
bool threaded, enum texture_filter_type filter_type);
void (*unload_texture)(void *data, bool threaded, uintptr_t id);
void (*set_video_mode)(void *data, unsigned width,
unsigned height, bool fullscreen);
float (*get_refresh_rate)(void *data);
void (*set_filtering)(void *data, unsigned index, bool smooth, bool ctx_scaling);
void (*get_video_output_size)(void *data,
unsigned *width, unsigned *height);
/* Move index to previous resolution */
void (*get_video_output_prev)(void *data);
/* Move index to next resolution */
void (*get_video_output_next)(void *data);
uintptr_t (*get_current_framebuffer)(void *data);
retro_proc_address_t (*get_proc_address)(void *data, const char *sym);
void (*set_aspect_ratio)(void *data, unsigned aspectratio_index);
void (*apply_state_changes)(void *data);
/* Update texture. */
void (*set_texture_frame)(void *data, const void *frame, bool rgb32,
unsigned width, unsigned height, float alpha);
/* Enable or disable rendering. */
void (*set_texture_enable)(void *data, bool enable, bool full_screen);
void (*set_osd_msg)(void *data,
const char *msg,
const void *params, void *font);
void (*show_mouse)(void *data, bool state);
void (*grab_mouse_toggle)(void *data);
struct video_shader *(*get_current_shader)(void *data);
bool (*get_current_software_framebuffer)(void *data,
struct retro_framebuffer *framebuffer);
bool (*get_hw_render_interface)(void *data,
const struct retro_hw_render_interface **iface);
} video_poke_interface_t;
/* msg is for showing a message on the screen
* along with the video frame. */
typedef bool (*video_driver_frame_t)(void *data,
const void *frame, unsigned width,
unsigned height, uint64_t frame_count,
unsigned pitch, const char *msg, video_frame_info_t *video_info);
typedef struct video_driver
{
/* Should the video driver act as an input driver as well?
* The video initialization might preinitialize an input driver
* to override the settings in case the video driver relies on
* input driver for event handling. */
void *(*init)(const video_info_t *video,
input_driver_t **input,
void **input_data);
/* Updates frame on the screen.
* Frame can be either XRGB1555, RGB565 or ARGB32 format
* depending on rgb32 setting in video_info_t.
* Pitch is the distance in bytes between two scanlines in memory.
*
* When msg is non-NULL,
* it's a message that should be displayed to the user. */
video_driver_frame_t frame;
/* Should we care about syncing to vblank? Fast forwarding.
*
* Requests nonblocking operation.
*
* True = VSync is turned off.
* False = VSync is turned on.
* */
void (*set_nonblock_state)(void *data, bool toggle,
bool adaptive_vsync_enabled,
unsigned swap_interval);
/* Is the window still active? */
bool (*alive)(void *data);
/* Does the window have focus? */
bool (*focus)(void *data);
/* Should the screensaver be suppressed? */
bool (*suppress_screensaver)(void *data, bool enable);
/* Does the graphics context support windowed mode? */
bool (*has_windowed)(void *data);
/* Sets shader. Might not be implemented. Will be moved to
* poke_interface later. */
bool (*set_shader)(void *data, enum rarch_shader_type type,
const char *path);
/* Frees driver. */
void (*free)(void *data);
/* Human-readable identifier. */
const char *ident;
void (*set_viewport)(void *data, unsigned width, unsigned height,
bool force_full, bool allow_rotate);
void (*set_rotation)(void *data, unsigned rotation);
void (*viewport_info)(void *data, struct video_viewport *vp);
/* Reads out in BGR byte order (24bpp). */
bool (*read_viewport)(void *data, uint8_t *buffer, bool is_idle);
/* Returns a pointer to a newly allocated buffer that can
* (and must) be passed to free() by the caller, containing a
* copy of the current raw frame in the active pixel format
* and sets width, height and pitch to the correct values. */
void* (*read_frame_raw)(void *data, unsigned *width,
unsigned *height, size_t *pitch);
#ifdef HAVE_OVERLAY
void (*overlay_interface)(void *data,
const video_overlay_interface_t **iface);
#endif
#ifdef HAVE_VIDEO_LAYOUT
const video_layout_render_interface_t *(*video_layout_render_interface)(void *data);
#endif
void (*poke_interface)(void *data, const video_poke_interface_t **iface);
unsigned (*wrap_type_to_enum)(enum gfx_wrap_type type);
#if defined(HAVE_GFX_WIDGETS)
/* if set to true, will use display widgets when applicable
* if set to false, will use OSD as a fallback */
bool (*gfx_widgets_enabled)(void *data);
#endif
} video_driver_t;
extern struct aspect_ratio_elem aspectratio_lut[ASPECT_RATIO_END];
bool video_driver_has_windowed(void);
bool video_driver_has_focus(void);
bool video_driver_cached_frame_has_valid_framebuffer(void);
void video_driver_set_cached_frame_ptr(const void *data);
void video_driver_set_stub_frame(void);
void video_driver_unset_stub_frame(void);
bool video_driver_supports_viewport_read(void);
bool video_driver_prefer_viewport_read(void);
bool video_driver_supports_read_frame_raw(void);
void video_driver_set_viewport_core(void);
void video_driver_reset_custom_viewport(void);
void video_driver_set_rgba(void);
void video_driver_unset_rgba(void);
bool video_driver_supports_rgba(void);
bool video_driver_get_next_video_out(void);
bool video_driver_get_prev_video_out(void);
void video_driver_monitor_reset(void);
void video_driver_set_aspect_ratio(void);
void video_driver_update_viewport(struct video_viewport* vp, bool force_full, bool keep_aspect);
void video_driver_show_mouse(void);
void video_driver_hide_mouse(void);
void video_driver_apply_state_changes(void);
bool video_driver_read_viewport(uint8_t *buffer, bool is_idle);
void video_driver_cached_frame(void);
bool video_driver_is_hw_context(void);
struct retro_hw_render_callback *video_driver_get_hw_context(void);
const struct retro_hw_render_context_negotiation_interface
*video_driver_get_context_negotiation_interface(void);
bool video_driver_is_video_cache_context(void);
void video_driver_set_video_cache_context_ack(void);
bool video_driver_get_viewport_info(struct video_viewport *viewport);
/**
* config_get_video_driver_options:
*
* Get an enumerated list of all video driver names, separated by '|'.
*
* Returns: string listing of all video driver names, separated by '|'.
**/
const char* config_get_video_driver_options(void);
/**
* video_driver_get_ptr:
*
* Use this if you need the real video driver
* and driver data pointers.
*
* Returns: video driver's userdata.
**/
void *video_driver_get_ptr(void);
void *video_driver_get_data(void);
bool video_driver_set_rotation(unsigned rotation);
bool video_driver_set_video_mode(unsigned width,
unsigned height, bool fullscreen);
bool video_driver_get_video_output_size(
unsigned *width, unsigned *height);
void video_driver_set_texture_enable(bool enable, bool full_screen);
void video_driver_set_texture_frame(const void *frame, bool rgb32,
unsigned width, unsigned height, float alpha);
#ifdef HAVE_VIDEO_LAYOUT
const video_layout_render_interface_t *video_driver_layout_render_interface(void);
#endif
void * video_driver_read_frame_raw(unsigned *width,
unsigned *height, size_t *pitch);
void video_driver_set_filtering(unsigned index, bool smooth, bool ctx_scaling);
const char *video_driver_get_ident(void);
void video_driver_set_viewport(unsigned width, unsigned height,
bool force_fullscreen, bool allow_rotate);
void video_driver_get_size(unsigned *width, unsigned *height);
void video_driver_set_size(unsigned width, unsigned height);
float video_driver_get_aspect_ratio(void);
void video_driver_set_aspect_ratio_value(float value);
enum retro_pixel_format video_driver_get_pixel_format(void);
void video_driver_cached_frame_set(const void *data, unsigned width,
unsigned height, size_t pitch);
void video_driver_cached_frame_get(const void **data, unsigned *width,
unsigned *height, size_t *pitch);
void video_driver_menu_settings(void **list_data, void *list_info_data,
void *group_data, void *subgroup_data, const char *parent_group);
/**
* video_viewport_get_scaled_integer:
* @vp : Viewport handle
* @width : Width.
* @height : Height.
* @aspect_ratio : Aspect ratio (in float).
* @keep_aspect : Preserve aspect ratio?
*
* Gets viewport scaling dimensions based on
* scaled integer aspect ratio.
**/
void video_viewport_get_scaled_integer(struct video_viewport *vp,
unsigned width, unsigned height,
float aspect_ratio, bool keep_aspect);
struct retro_system_av_info *video_viewport_get_system_av_info(void);
struct video_viewport *video_viewport_get_custom(void);
/**
* video_monitor_set_refresh_rate:
* @hz : New refresh rate for monitor.
*
* Sets monitor refresh rate to new value.
**/
void video_monitor_set_refresh_rate(float hz);
/**
* video_monitor_fps_statistics
* @refresh_rate : Monitor refresh rate.
* @deviation : Deviation from measured refresh rate.
* @sample_points : Amount of sampled points.
*
* Gets the monitor FPS statistics based on the current
* runtime.
*
* Returns: true (1) on success.
* false (0) if:
* a) threaded video mode is enabled
* b) less than 2 frame time samples.
* c) FPS monitor enable is off.
**/
bool video_monitor_fps_statistics(double *refresh_rate,
double *deviation, unsigned *sample_points);
void crt_switch_driver_reinit(void);
#define video_driver_translate_coord_viewport_wrap(vp, mouse_x, mouse_y, res_x, res_y, res_screen_x, res_screen_y) \
(video_driver_get_viewport_info(vp) ? video_driver_translate_coord_viewport(vp, mouse_x, mouse_y, res_x, res_y, res_screen_x, res_screen_y) : false)
/**
* video_driver_translate_coord_viewport:
* @mouse_x : Pointer X coordinate.
* @mouse_y : Pointer Y coordinate.
* @res_x : Scaled X coordinate.
* @res_y : Scaled Y coordinate.
* @res_screen_x : Scaled screen X coordinate.
* @res_screen_y : Scaled screen Y coordinate.
*
* Translates pointer [X,Y] coordinates into scaled screen
* coordinates based on viewport info.
*
* Returns: true (1) if successful, false if video driver doesn't support
* viewport info.
**/
bool video_driver_translate_coord_viewport(
struct video_viewport *vp,
int mouse_x, int mouse_y,
int16_t *res_x, int16_t *res_y, int16_t *res_screen_x,
int16_t *res_screen_y);
uintptr_t video_driver_display_userdata_get(void);
uintptr_t video_driver_display_get(void);
enum rarch_display_type video_driver_display_type_get(void);
uintptr_t video_driver_window_get(void);
void video_driver_display_type_set(enum rarch_display_type type);
void video_driver_display_set(uintptr_t idx);
void video_driver_display_userdata_set(uintptr_t idx);
void video_driver_window_set(uintptr_t idx);
uintptr_t video_driver_window_get(void);
bool video_driver_texture_load(void *data,
enum texture_filter_type filter_type,
uintptr_t *id);
bool video_driver_texture_unload(uintptr_t *id);
void video_driver_build_info(video_frame_info_t *video_info);
void video_driver_reinit(int flags);
void video_driver_get_window_title(char *buf, unsigned len);
bool *video_driver_get_threaded(void);
void video_driver_set_threaded(bool val);
/**
* video_context_driver_init_first:
* @data : Input data.
* @ident : Identifier of graphics context driver to find.
* @api : API of higher-level graphics API.
* @major : Major version number of higher-level graphics API.
* @minor : Minor version number of higher-level graphics API.
* @hw_render_ctx : Request a graphics context driver capable of
* hardware rendering?
*
* Finds first suitable graphics context driver and initializes.
*
* Returns: graphics context driver if found, otherwise NULL.
**/
const gfx_ctx_driver_t *video_context_driver_init_first(
void *data, const char *ident,
enum gfx_ctx_api api, unsigned major, unsigned minor,
bool hw_render_ctx, void **ctx_data);
bool video_context_driver_set(const gfx_ctx_driver_t *data);
void video_context_driver_destroy(void);
bool video_context_driver_get_ident(gfx_ctx_ident_t *ident);
bool video_context_driver_get_refresh_rate(float *refresh_rate);
bool video_context_driver_set_flags(gfx_ctx_flags_t *flags);
bool video_context_driver_get_metrics(gfx_ctx_metrics_t *metrics);
enum gfx_ctx_api video_context_driver_get_api(void);
void video_context_driver_free(void);
bool video_shader_driver_get_current_shader(video_shader_ctx_t *shader);
float video_driver_get_refresh_rate(void);
#if defined(HAVE_GFX_WIDGETS)
bool video_driver_has_widgets(void);
#endif
bool video_driver_started_fullscreen(void);
bool video_driver_is_threaded(void);
bool video_context_driver_get_flags(gfx_ctx_flags_t *flags);
bool video_driver_test_all_flags(enum display_flags testflag);
gfx_ctx_flags_t video_driver_get_flags_wrapper(void);
void video_driver_set_gpu_device_string(const char *str);
const char* video_driver_get_gpu_device_string(void);
void video_driver_set_gpu_api_version_string(const char *str);
const char* video_driver_get_gpu_api_version_string(void);
/* string list stays owned by the caller and must be available at all times after the video driver is inited */
void video_driver_set_gpu_api_devices(enum gfx_ctx_api api, struct string_list *list);
struct string_list* video_driver_get_gpu_api_devices(enum gfx_ctx_api api);
extern video_driver_t video_gl_core;
extern video_driver_t video_gl2;
extern video_driver_t video_gl1;
extern video_driver_t video_vulkan;
extern video_driver_t video_metal;
extern video_driver_t video_psp1;
extern video_driver_t video_vita2d;
extern video_driver_t video_ps2;
extern video_driver_t video_ctr;
extern video_driver_t video_gcm;
extern video_driver_t video_switch;
extern video_driver_t video_d3d8;
extern video_driver_t video_d3d9;
extern video_driver_t video_d3d10;
extern video_driver_t video_d3d11;
extern video_driver_t video_d3d12;
extern video_driver_t video_gx;
extern video_driver_t video_wiiu;
extern video_driver_t video_xenon360;
extern video_driver_t video_xvideo;
extern video_driver_t video_sdl;
extern video_driver_t video_sdl2;
extern video_driver_t video_sdl_dingux;
extern video_driver_t video_vg;
extern video_driver_t video_omap;
extern video_driver_t video_exynos;
extern video_driver_t video_dispmanx;
extern video_driver_t video_sunxi;
extern video_driver_t video_drm;
extern video_driver_t video_xshm;
extern video_driver_t video_caca;
extern video_driver_t video_gdi;
extern video_driver_t video_vga;
extern video_driver_t video_fpga;
extern video_driver_t video_sixel;
extern video_driver_t video_network;
extern video_driver_t video_oga;
extern const gfx_ctx_driver_t gfx_ctx_osmesa;
extern const gfx_ctx_driver_t gfx_ctx_sdl_gl;
extern const gfx_ctx_driver_t gfx_ctx_x_egl;
extern const gfx_ctx_driver_t gfx_ctx_uwp;
extern const gfx_ctx_driver_t gfx_ctx_vk_wayland;
extern const gfx_ctx_driver_t gfx_ctx_wayland;
extern const gfx_ctx_driver_t gfx_ctx_x;
extern const gfx_ctx_driver_t gfx_ctx_vk_x;
extern const gfx_ctx_driver_t gfx_ctx_drm;
extern const gfx_ctx_driver_t gfx_ctx_go2_drm;
extern const gfx_ctx_driver_t gfx_ctx_mali_fbdev;
extern const gfx_ctx_driver_t gfx_ctx_vivante_fbdev;
extern const gfx_ctx_driver_t gfx_ctx_android;
extern const gfx_ctx_driver_t gfx_ctx_vk_android;
extern const gfx_ctx_driver_t gfx_ctx_ps3;
extern const gfx_ctx_driver_t gfx_ctx_w_vk;
extern const gfx_ctx_driver_t gfx_ctx_wgl;
extern const gfx_ctx_driver_t gfx_ctx_videocore;
extern const gfx_ctx_driver_t gfx_ctx_qnx;
extern const gfx_ctx_driver_t gfx_ctx_cgl;
extern const gfx_ctx_driver_t gfx_ctx_cocoagl;
extern const gfx_ctx_driver_t gfx_ctx_cocoavk;
extern const gfx_ctx_driver_t gfx_ctx_emscripten;
extern const gfx_ctx_driver_t gfx_ctx_opendingux_fbdev;
extern const gfx_ctx_driver_t gfx_ctx_khr_display;
extern const gfx_ctx_driver_t gfx_ctx_gdi;
extern const gfx_ctx_driver_t gfx_ctx_fpga;
extern const gfx_ctx_driver_t gfx_ctx_sixel;
extern const gfx_ctx_driver_t gfx_ctx_network;
extern const gfx_ctx_driver_t switch_ctx;
extern const gfx_ctx_driver_t orbis_ctx;
extern const gfx_ctx_driver_t vita_ctx;
extern const gfx_ctx_driver_t gfx_ctx_null;
extern const shader_backend_t gl_glsl_backend;
extern const shader_backend_t gl_cg_backend;
/* BSV Movie */
void bsv_movie_frame_rewind(void);
/* Location */
typedef struct location_driver
{
void *(*init)(void);
void (*free)(void *data);
bool (*start)(void *data);
void (*stop)(void *data);
bool (*get_position)(void *data, double *lat, double *lon,
double *horiz_accuracy, double *vert_accuracy);
void (*set_interval)(void *data, unsigned interval_msecs,
unsigned interval_distance);
const char *ident;
} location_driver_t;
extern location_driver_t location_corelocation;
extern location_driver_t location_android;
/**
* config_get_location_driver_options:
*
* Get an enumerated list of all location driver names,
* separated by '|'.
*
* Returns: string listing of all location driver names,
* separated by '|'.
**/
const char* config_get_location_driver_options(void);
/* Camera */
typedef struct camera_driver
{
/* FIXME: params for initialization - queries for resolution,
* framerate, color format which might or might not be honored. */
void *(*init)(const char *device, uint64_t buffer_types,
unsigned width, unsigned height);
void (*free)(void *data);
bool (*start)(void *data);
void (*stop)(void *data);
/* Polls the camera driver.
* Will call the appropriate callback if a new frame is ready.
* Returns true if a new frame was handled. */
bool (*poll)(void *data,
retro_camera_frame_raw_framebuffer_t frame_raw_cb,
retro_camera_frame_opengl_texture_t frame_gl_cb);
const char *ident;
} camera_driver_t;
extern camera_driver_t camera_v4l2;
extern camera_driver_t camera_android;
extern camera_driver_t camera_rwebcam;
extern camera_driver_t camera_avfoundation;
/**
* config_get_camera_driver_options:
*
* Get an enumerated list of all camera driver names,
* separated by '|'.
*
* Returns: string listing of all camera driver names,
* separated by '|'.
**/
const char* config_get_camera_driver_options(void);
bool menu_driver_is_alive(void);
bool gfx_widgets_ready(void);
unsigned int retroarch_get_rotation(void);
void retroarch_init_task_queue(void);
bool input_key_pressed(int key, bool keyboard_pressed);
bool input_mouse_grabbed(void);
const char *joypad_driver_name(unsigned i);
void joypad_driver_reinit(void *data, const char *joypad_driver_name);
void input_driver_init_joypads(void);
void *input_driver_init_wrap(input_driver_t *input, const char *name);
/* Human readable order of input binds */
static const unsigned input_config_bind_order[] = {
RETRO_DEVICE_ID_JOYPAD_UP,
RETRO_DEVICE_ID_JOYPAD_DOWN,
RETRO_DEVICE_ID_JOYPAD_LEFT,
RETRO_DEVICE_ID_JOYPAD_RIGHT,
RETRO_DEVICE_ID_JOYPAD_A,
RETRO_DEVICE_ID_JOYPAD_B,
RETRO_DEVICE_ID_JOYPAD_X,
RETRO_DEVICE_ID_JOYPAD_Y,
RETRO_DEVICE_ID_JOYPAD_SELECT,
RETRO_DEVICE_ID_JOYPAD_START,
RETRO_DEVICE_ID_JOYPAD_L,
RETRO_DEVICE_ID_JOYPAD_R,
RETRO_DEVICE_ID_JOYPAD_L2,
RETRO_DEVICE_ID_JOYPAD_R2,
RETRO_DEVICE_ID_JOYPAD_L3,
RETRO_DEVICE_ID_JOYPAD_R3,
19, /* Left Analog Up */
18, /* Left Analog Down */
17, /* Left Analog Left */
16, /* Left Analog Right */
23, /* Right Analog Up */
22, /* Right Analog Down */
21, /* Right Analog Left */
20, /* Right Analog Right */
};
/* Creates folder and core options stub file for subsequent runs */
bool core_options_create_override(bool game_specific);
bool core_options_remove_override(bool game_specific);
void core_options_reset(void);
typedef enum apple_view_type
{
APPLE_VIEW_TYPE_NONE = 0,
APPLE_VIEW_TYPE_OPENGL_ES,
APPLE_VIEW_TYPE_OPENGL,
APPLE_VIEW_TYPE_VULKAN,
APPLE_VIEW_TYPE_METAL
} apple_view_type_t;
RETRO_END_DECLS
#endif
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