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https://github.com/libretro/RetroArch
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(retroarch.c) Document more
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retroarch.c
220
retroarch.c
@ -126,15 +126,20 @@ static bool take_screenshot_raw(void)
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width, height, -pitch, false);
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}
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static void take_screenshot(void)
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/**
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* take_screenshot:
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*
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* Returns: true (1) if successful, otherwise false (0).
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**/
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static bool take_screenshot(void)
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{
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bool viewport_read = false;
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bool ret = false;
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bool ret = true;
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const char *msg = NULL;
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/* No way to infer screenshot directory. */
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if ((!*g_settings.screenshot_directory) && (!*g_extern.basename))
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return;
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return false;
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viewport_read = (g_settings.video.gpu_screenshot ||
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g_extern.system.hw_render_callback.context_type
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@ -180,6 +185,8 @@ static void take_screenshot(void)
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if (g_extern.is_paused)
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rarch_render_cached_frame();
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return ret;
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}
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void rarch_recording_dump_frame(const void *data, unsigned width,
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@ -245,25 +252,32 @@ void rarch_recording_dump_frame(const void *data, unsigned width,
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driver.recording->push_video(driver.recording_data, &ffemu_data);
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}
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static void init_recording(void)
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/**
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* init_recording:
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*
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* Initializes recording.
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*
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* Returns: true (1) if successful, otherwise false (0).
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**/
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static bool init_recording(void)
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{
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struct ffemu_params params = {0};
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const struct retro_system_av_info *info = &g_extern.system.av_info;
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if (!g_extern.recording_enable)
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return;
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return false;
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if (g_extern.libretro_dummy)
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{
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RARCH_WARN(RETRO_LOG_INIT_RECORDING_SKIPPED);
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return;
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return false;
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}
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if (!g_settings.video.gpu_record
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&& g_extern.system.hw_render_callback.context_type)
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{
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RARCH_WARN("Libretro core is hardware rendered. Must use post-shaded recording as well.\n");
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return;
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return false;
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}
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RARCH_LOG("Custom timing given: FPS: %.4f, Sample rate: %.4f\n",
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@ -288,6 +302,7 @@ static void init_recording(void)
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if (g_settings.video.gpu_record && driver.video->read_viewport)
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{
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struct rarch_viewport vp = {0};
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if (driver.video && driver.video->viewport_info)
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driver.video->viewport_info(driver.video_data, &vp);
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@ -295,7 +310,7 @@ static void init_recording(void)
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{
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RARCH_ERR("Failed to get viewport information from video driver. "
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"Cannot start recording ...\n");
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return;
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return false;
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}
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params.out_width = vp.width;
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@ -320,7 +335,7 @@ static void init_recording(void)
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if (!g_extern.record_gpu_buffer)
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{
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RARCH_ERR("Failed to allocate GPU record buffer.\n");
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return;
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return false;
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}
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}
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else
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@ -364,7 +379,11 @@ static void init_recording(void)
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{
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RARCH_ERR(RETRO_LOG_INIT_RECORDING_FAILED);
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rarch_main_command(RARCH_CMD_GPU_RECORD_DEINIT);
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return false;
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}
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return true;
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}
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/**
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@ -435,6 +454,11 @@ static void print_features(void)
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}
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#undef _PSUPP
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/**
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* print_compiler:
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*
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* Prints compiler that was used for compiling RetroArch.
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**/
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static void print_compiler(FILE *file)
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{
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fprintf(file, "\nCompiler: ");
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@ -462,6 +486,11 @@ static void print_compiler(FILE *file)
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fprintf(file, "Built: %s\n", __DATE__);
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}
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/**
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* print_help:
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*
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* Prints help message explaining RetroArch's commandline switches.
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**/
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static void print_help(void)
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{
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puts("===================================================================");
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@ -650,6 +679,14 @@ static void set_paths(const char *path)
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sizeof(g_settings.system_directory));
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}
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/**
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* parse_input:
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* @argc : Count of (commandline) arguments.
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* @argv : (Commandline) arguments.
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*
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* Parses (commandline) arguments passed to RetroArch.
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*
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**/
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static void parse_input(int argc, char *argv[])
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{
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g_extern.libretro_no_content = false;
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@ -1048,6 +1085,11 @@ static void parse_input(int argc, char *argv[])
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sizeof(g_extern.savestate_dir));
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}
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/**
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* init_controllers:
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*
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* Initialize libretro controllers.
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**/
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static void init_controllers(void)
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{
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unsigned i;
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@ -1223,17 +1265,27 @@ static void init_movie(void)
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#define RARCH_DEFAULT_PORT 55435
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#ifdef HAVE_NETPLAY
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static void init_netplay(void)
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/**
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* init_netplay:
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*
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* Initializes netplay.
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*
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* If netplay is already initialized, will return false (0).
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*
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* Returns: true (1) if successful, otherwise false (0).
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**/
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static bool init_netplay(void)
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{
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struct retro_callbacks cbs = {0};
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if (!g_extern.netplay_enable)
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return;
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return false;
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if (g_extern.bsv.movie_start_playback)
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{
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RARCH_WARN(RETRO_LOG_MOVIE_STARTED_INIT_NETPLAY_FAILED);
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return;
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return false;
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}
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retro_set_default_callbacks(&cbs);
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@ -1252,16 +1304,17 @@ static void init_netplay(void)
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g_extern.netplay_sync_frames, &cbs, g_extern.netplay_is_spectate,
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g_settings.username);
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if (!driver.netplay_data)
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{
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g_extern.netplay_is_client = false;
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RARCH_WARN(RETRO_LOG_INIT_NETPLAY_FAILED);
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if (driver.netplay_data)
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return true;
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if (g_extern.msg_queue)
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msg_queue_push(g_extern.msg_queue,
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RETRO_MSG_INIT_NETPLAY_FAILED,
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0, 180);
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}
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g_extern.netplay_is_client = false;
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RARCH_WARN(RETRO_LOG_INIT_NETPLAY_FAILED);
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if (g_extern.msg_queue)
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msg_queue_push(g_extern.msg_queue,
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RETRO_MSG_INIT_NETPLAY_FAILED,
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0, 180);
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return false;
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}
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#endif
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@ -1318,6 +1371,7 @@ static void init_autosave(void)
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static void deinit_autosave(void)
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{
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unsigned i;
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for (i = 0; i < g_extern.num_autosave; i++)
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autosave_free(g_extern.autosave[i]);
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@ -1356,7 +1410,9 @@ static void set_savestate_auto_index(void)
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for (i = 0; i < dir_list->size; i++)
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{
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unsigned idx;
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char elem_base[PATH_MAX_LENGTH];
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const char *end = NULL;
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const char *dir_elem = dir_list->elems[i].data;
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fill_pathname_base(elem_base, dir_elem, sizeof(elem_base));
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@ -1364,10 +1420,11 @@ static void set_savestate_auto_index(void)
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if (strstr(elem_base, state_base) != elem_base)
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continue;
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const char *end = dir_elem + strlen(dir_elem);
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while ((end > dir_elem) && isdigit(end[-1])) end--;
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end = dir_elem + strlen(dir_elem);
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while ((end > dir_elem) && isdigit(end[-1]))
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end--;
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unsigned idx = strtoul(end, NULL, 0);
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idx = strtoul(end, NULL, 0);
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if (idx > max_idx)
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max_idx = idx;
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}
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@ -1859,6 +1916,7 @@ static void init_system_info(void)
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{
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struct retro_system_info *info = (struct retro_system_info*)
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&g_extern.system.info;
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pretro_get_system_info(info);
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if (!info->library_name)
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@ -1884,12 +1942,19 @@ static void verify_api_version(void)
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{
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/* TODO - when libretro v2 gets added, allow for switching
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* between libretro version backend dynamically. */
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RARCH_LOG("Version of libretro API: %u\n", pretro_api_version());
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RARCH_LOG("Compiled against API: %u\n", RETRO_API_VERSION);
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if (pretro_api_version() != RETRO_API_VERSION)
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RARCH_WARN(RETRO_LOG_LIBRETRO_ABI_BREAK);
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}
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#define FAIL_CPU(simd_type) do { \
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RARCH_ERR(simd_type " code is compiled in, but CPU does not support this feature. Cannot continue.\n"); \
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rarch_fail(1, "validate_cpu_features()"); \
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} while(0)
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/* Make sure we haven't compiled for something we cannot run.
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* Ideally, code would get swapped out depending on CPU support,
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* but this will do for now.
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@ -1899,11 +1964,6 @@ static void validate_cpu_features(void)
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uint64_t cpu = rarch_get_cpu_features();
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(void)cpu;
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#define FAIL_CPU(simd_type) do { \
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RARCH_ERR(simd_type " code is compiled in, but CPU does not support this feature. Cannot continue.\n"); \
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rarch_fail(1, "validate_cpu_features()"); \
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} while(0)
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#ifdef __SSE__
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if (!(cpu & RETRO_SIMD_SSE))
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FAIL_CPU("SSE");
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@ -1970,6 +2030,15 @@ static bool init_core(void)
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return true;
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}
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/**
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* rarch_main_init:
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* @argc : Count of (commandline) arguments.
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* @argv : (Commandline) arguments.
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*
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* Initializes RetroArch.
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*
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* Returns: 0 on success, otherwise 1 if there was an error.
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**/
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int rarch_main_init(int argc, char *argv[])
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{
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int sjlj_ret;
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@ -2026,6 +2095,15 @@ error:
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return 1;
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}
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/**
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* rarch_main_init_wrap:
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* @args : Input arguments.
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* @argc : Count of arguments.
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* @argv : Arguments.
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*
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* Generates an @argc and @argv pair based on @args
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* of type rarch_main_wrap.
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**/
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void rarch_main_init_wrap(const struct rarch_main_wrap *args,
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int *argc, char **argv)
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{
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@ -2154,9 +2232,14 @@ void rarch_main_set_state(unsigned cmd)
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}
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}
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/* Save a new configuration to a file. Filename is based
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* on heuristics to avoid typing. */
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/**
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* save_core_config:
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*
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* Saves a new (core) configuration to a file. Filename is based
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* on heuristics to avoid typing.
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*
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* Returns: true (1) on success, otherwise false (0).
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**/
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static bool save_core_config(void)
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{
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bool ret = false;
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@ -2190,6 +2273,7 @@ static bool save_core_config(void)
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for (i = 0; i < 16; i++)
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{
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char tmp[64];
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fill_pathname_base(config_name, g_settings.libretro,
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sizeof(config_name));
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path_remove_extension(config_name);
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@ -2243,6 +2327,14 @@ static bool save_core_config(void)
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return ret;
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}
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/**
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* rarch_main_command:
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* @cmd : Command index.
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*
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* Performs RetroArch command with index @cmd.
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*
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* Returns: true (1) on success, otherwise false (0).
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**/
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bool rarch_main_command(unsigned cmd)
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{
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unsigned i = 0;
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@ -2328,7 +2420,8 @@ bool rarch_main_command(unsigned cmd)
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main_state(cmd);
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break;
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case RARCH_CMD_TAKE_SCREENSHOT:
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take_screenshot();
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if (!take_screenshot())
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return false;
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break;
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case RARCH_CMD_PREPARE_DUMMY:
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*g_extern.fullpath = '\0';
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@ -2506,7 +2599,8 @@ bool rarch_main_command(unsigned cmd)
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break;
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case RARCH_CMD_RECORD_INIT:
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rarch_main_command(RARCH_CMD_HISTORY_DEINIT);
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init_recording();
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if (!init_recording())
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return false;
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break;
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case RARCH_CMD_HISTORY_DEINIT:
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if (g_defaults.history)
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@ -2741,7 +2835,7 @@ bool rarch_main_command(unsigned cmd)
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case RARCH_CMD_NETPLAY_INIT:
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rarch_main_command(RARCH_CMD_NETPLAY_DEINIT);
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#ifdef HAVE_NETPLAY
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init_netplay();
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return init_netplay();
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#endif
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break;
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case RARCH_CMD_NETPLAY_FLIP_PLAYERS:
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@ -2885,6 +2979,11 @@ bool rarch_main_command(unsigned cmd)
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return true;
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}
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/**
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* rarch_main_deinit:
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*
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* Deinitializes RetroArch.
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**/
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void rarch_main_deinit(void)
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{
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rarch_main_command(RARCH_CMD_NETPLAY_DEINIT);
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@ -2911,6 +3010,13 @@ void rarch_main_deinit(void)
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g_extern.main_is_init = false;
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}
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/**
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* rarch_playlist_load_content:
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* @playlist : Playlist handle.
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* @idx : Index in playlist.
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*
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* Initializes core and loads content based on playlist entry.
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**/
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void rarch_playlist_load_content(content_playlist_t *playlist,
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unsigned idx)
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{
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@ -2929,9 +3035,22 @@ void rarch_playlist_load_content(content_playlist_t *playlist,
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rarch_main_command(RARCH_CMD_LOAD_CORE);
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}
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/* When selection is presented back, returns 0.
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* If it can make a decision right now, returns -1. */
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/**
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* rarch_defer_core:
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* @core_info : Core info list handle.
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* @dir : Directory. Gets joined with @path.
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* @path : Path. Gets joined with @dir.
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* @menu_label : Label identifier of menu setting.
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* @deferred_path : Deferred core path. Will be filled in
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* by function.
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* @sizeof_deferred_path : Size of @deferred_path.
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*
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||||
* Gets deferred core.
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*
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* Returns: 0 if there are multiple deferred cores and a
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* selection needs to be made from a list, otherwise
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* returns -1 and fills in @deferred_path with path to core.
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**/
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int rarch_defer_core(core_info_list_t *core_info, const char *dir,
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const char *path, const char *menu_label,
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char *deferred_path, size_t sizeof_deferred_path)
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@ -2962,21 +3081,20 @@ int rarch_defer_core(core_info_list_t *core_info, const char *dir,
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supported = 1;
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}
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else
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{
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strlcpy(new_core_path, info->path, sizeof(new_core_path));
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}
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/* Can make a decision right now. */
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if (supported == 1)
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{
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strlcpy(g_extern.fullpath, deferred_path,
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sizeof(g_extern.fullpath));
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if (path_file_exists(new_core_path))
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strlcpy(g_settings.libretro, new_core_path,
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sizeof(g_settings.libretro));
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return -1;
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}
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return 0;
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/* There are multiple deferred cores and a
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* selection needs to be made from a list, return 0. */
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if (supported != 1)
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return 0;
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||||
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||||
strlcpy(g_extern.fullpath, deferred_path,
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sizeof(g_extern.fullpath));
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if (path_file_exists(new_core_path))
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strlcpy(g_settings.libretro, new_core_path,
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sizeof(g_settings.libretro));
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return -1;
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}
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/**
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|
108
retroarch.h
108
retroarch.h
@ -26,36 +26,60 @@ extern "C" {
|
||||
enum basic_event
|
||||
{
|
||||
RARCH_CMD_NONE = 0,
|
||||
/* Resets RetroArch. */
|
||||
RARCH_CMD_RESET,
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||||
/* Loads content file. */
|
||||
RARCH_CMD_LOAD_CONTENT,
|
||||
RARCH_CMD_LOAD_CONTENT_PERSIST,
|
||||
RARCH_CMD_LOAD_CORE,
|
||||
RARCH_CMD_LOAD_STATE,
|
||||
RARCH_CMD_SAVE_STATE,
|
||||
/* Takes screenshot. */
|
||||
RARCH_CMD_TAKE_SCREENSHOT,
|
||||
/* Initializes dummy core. */
|
||||
RARCH_CMD_PREPARE_DUMMY,
|
||||
/* Quits RetroArch. */
|
||||
RARCH_CMD_QUIT,
|
||||
/* Reinitialize all drivers. */
|
||||
RARCH_CMD_REINIT,
|
||||
/* Deinitialize rewind. */
|
||||
RARCH_CMD_REWIND_DEINIT,
|
||||
/* Initializes rewind. */
|
||||
RARCH_CMD_REWIND_INIT,
|
||||
/* Toggles rewind. */
|
||||
RARCH_CMD_REWIND_TOGGLE,
|
||||
/* Deinitializes autosave. */
|
||||
RARCH_CMD_AUTOSAVE_DEINIT,
|
||||
/* Initializes autosave. */
|
||||
RARCH_CMD_AUTOSAVE_INIT,
|
||||
RARCH_CMD_AUTOSAVE_STATE,
|
||||
/* Stops audio. */
|
||||
RARCH_CMD_AUDIO_STOP,
|
||||
/* Starts audio. */
|
||||
RARCH_CMD_AUDIO_START,
|
||||
/* Mutes audio. */
|
||||
RARCH_CMD_AUDIO_MUTE_TOGGLE,
|
||||
/* Initializes overlay. */
|
||||
RARCH_CMD_OVERLAY_INIT,
|
||||
/* Deinitializes overlay. */
|
||||
RARCH_CMD_OVERLAY_DEINIT,
|
||||
RARCH_CMD_OVERLAY_SET_SCALE_FACTOR,
|
||||
RARCH_CMD_OVERLAY_SET_ALPHA_MOD,
|
||||
/* Cycle to next overlay. */
|
||||
RARCH_CMD_OVERLAY_NEXT,
|
||||
/* Initializes graphics filter. */
|
||||
RARCH_CMD_DSP_FILTER_INIT,
|
||||
/* Deinitializes graphics filter. */
|
||||
RARCH_CMD_DSP_FILTER_DEINIT,
|
||||
/* Deinitializes GPU recoring. */
|
||||
RARCH_CMD_GPU_RECORD_DEINIT,
|
||||
/* Initializes recording system. */
|
||||
RARCH_CMD_RECORD_INIT,
|
||||
/* Deinitializes recording system. */
|
||||
RARCH_CMD_RECORD_DEINIT,
|
||||
/* Deinitializes history playlist. */
|
||||
RARCH_CMD_HISTORY_DEINIT,
|
||||
/* Initializes history playlist. */
|
||||
RARCH_CMD_HISTORY_INIT,
|
||||
RARCH_CMD_CORE_INFO_DEINIT,
|
||||
RARCH_CMD_CORE_INFO_INIT,
|
||||
@ -66,21 +90,33 @@ enum basic_event
|
||||
RARCH_CMD_VIDEO_APPLY_STATE_CHANGES,
|
||||
RARCH_CMD_VIDEO_SET_BLOCKING_STATE,
|
||||
RARCH_CMD_VIDEO_SET_NONBLOCKING_STATE,
|
||||
/* Sets current aspect ratio index. */
|
||||
RARCH_CMD_VIDEO_SET_ASPECT_RATIO,
|
||||
RARCH_CMD_RESET_CONTEXT,
|
||||
/* Restarts RetroArch. */
|
||||
RARCH_CMD_RESTART_RETROARCH,
|
||||
/* Force-quit RetroArch. */
|
||||
RARCH_CMD_QUIT_RETROARCH,
|
||||
/* Resume RetroArch when in menu. */
|
||||
RARCH_CMD_RESUME,
|
||||
/* Toggles pause. */
|
||||
RARCH_CMD_PAUSE_TOGGLE,
|
||||
/* Pauses RetroArch. */
|
||||
RARCH_CMD_UNPAUSE,
|
||||
/* Unpauses retroArch. */
|
||||
RARCH_CMD_PAUSE,
|
||||
RARCH_CMD_PAUSE_CHECKS,
|
||||
RARCH_CMD_MENU_SAVE_CONFIG,
|
||||
RARCH_CMD_MENU_PAUSE_LIBRETRO,
|
||||
/* Toggles menu on/off. */
|
||||
RARCH_CMD_MENU_TOGGLE,
|
||||
/* Applies shader changes. */
|
||||
RARCH_CMD_SHADERS_APPLY_CHANGES,
|
||||
/* Initializes shader directory. */
|
||||
RARCH_CMD_SHADER_DIR_INIT,
|
||||
/* Deinitializes shader directory. */
|
||||
RARCH_CMD_SHADER_DIR_DEINIT,
|
||||
/* Initializes controllers. */
|
||||
RARCH_CMD_CONTROLLERS_INIT,
|
||||
RARCH_CMD_SAVEFILES,
|
||||
RARCH_CMD_SAVEFILES_INIT,
|
||||
@ -89,25 +125,43 @@ enum basic_event
|
||||
RARCH_CMD_MSG_QUEUE_DEINIT,
|
||||
RARCH_CMD_CHEATS_INIT,
|
||||
RARCH_CMD_CHEATS_DEINIT,
|
||||
/* Initializes netplay system. */
|
||||
RARCH_CMD_NETPLAY_INIT,
|
||||
/* Deinitializes netplay system. */
|
||||
RARCH_CMD_NETPLAY_DEINIT,
|
||||
/* Flip netplay players. */
|
||||
RARCH_CMD_NETPLAY_FLIP_PLAYERS,
|
||||
/* Initializes BSV movie. */
|
||||
RARCH_CMD_BSV_MOVIE_INIT,
|
||||
/* Deinitializes BSV movie. */
|
||||
RARCH_CMD_BSV_MOVIE_DEINIT,
|
||||
/* Initializes command interface. */
|
||||
RARCH_CMD_COMMAND_INIT,
|
||||
/* Deinitialize command interface. */
|
||||
RARCH_CMD_COMMAND_DEINIT,
|
||||
/* Deinitializes drivers. */
|
||||
RARCH_CMD_DRIVERS_DEINIT,
|
||||
/* Initializes drivers. */
|
||||
RARCH_CMD_DRIVERS_INIT,
|
||||
/* Reinitializes audio driver. */
|
||||
RARCH_CMD_AUDIO_REINIT,
|
||||
/* Resizes windowed scale. Will reinitialize video driver. */
|
||||
RARCH_CMD_RESIZE_WINDOWED_SCALE,
|
||||
/* Deinitializes temporary content. */
|
||||
RARCH_CMD_TEMPORARY_CONTENT_DEINIT,
|
||||
RARCH_CMD_SUBSYSTEM_FULLPATHS_DEINIT,
|
||||
RARCH_CMD_LOG_FILE_DEINIT,
|
||||
/* Toggles disk eject. */
|
||||
RARCH_CMD_DISK_EJECT_TOGGLE,
|
||||
/* Cycle to next disk. */
|
||||
RARCH_CMD_DISK_NEXT,
|
||||
/* Cycle to previous disk. */
|
||||
RARCH_CMD_DISK_PREV,
|
||||
/* Stops rumbling. */
|
||||
RARCH_CMD_RUMBLE_STOP,
|
||||
/* Toggles mouse grab. */
|
||||
RARCH_CMD_GRAB_MOUSE_TOGGLE,
|
||||
/* Toggles fullscreen mode. */
|
||||
RARCH_CMD_FULLSCREEN_TOGGLE,
|
||||
RARCH_CMD_PERFCNT_REPORT_FRONTEND_LOG,
|
||||
};
|
||||
@ -141,13 +195,44 @@ void rarch_main_state_free(void);
|
||||
|
||||
void rarch_main_set_state(unsigned action);
|
||||
|
||||
/**
|
||||
* rarch_main_command:
|
||||
* @cmd : Command index.
|
||||
*
|
||||
* Performs RetroArch command with index @cmd.
|
||||
*
|
||||
* Returns: true (1) on success, otherwise false (0).
|
||||
**/
|
||||
bool rarch_main_command(unsigned action);
|
||||
|
||||
/**
|
||||
* rarch_main_init:
|
||||
* @argc : Count of (commandline) arguments.
|
||||
* @argv : (Commandline) arguments.
|
||||
*
|
||||
* Initializes RetroArch.
|
||||
*
|
||||
* Returns: 0 on success, otherwise 1 if there was an error.
|
||||
**/
|
||||
int rarch_main_init(int argc, char *argv[]);
|
||||
|
||||
/**
|
||||
* rarch_main_init_wrap:
|
||||
* @args : Input arguments.
|
||||
* @argc : Count of arguments.
|
||||
* @argv : Arguments.
|
||||
*
|
||||
* Generates an @argc and @argv pair based on @args
|
||||
* of type rarch_main_wrap.
|
||||
**/
|
||||
void rarch_main_init_wrap(const struct rarch_main_wrap *args,
|
||||
int *argc, char **argv);
|
||||
|
||||
/**
|
||||
* rarch_main_deinit:
|
||||
*
|
||||
* Deinitializes RetroArch.
|
||||
**/
|
||||
void rarch_main_deinit(void);
|
||||
|
||||
/**
|
||||
@ -208,9 +293,32 @@ void rarch_recording_dump_frame(const void *data, unsigned width,
|
||||
**/
|
||||
bool rarch_replace_config(const char *path);
|
||||
|
||||
/**
|
||||
* rarch_playlist_load_content:
|
||||
* @playlist : Playlist handle.
|
||||
* @idx : Index in playlist.
|
||||
*
|
||||
* Initializes core and loads content based on playlist entry.
|
||||
**/
|
||||
void rarch_playlist_load_content(content_playlist_t *playlist,
|
||||
unsigned index);
|
||||
|
||||
/**
|
||||
* rarch_defer_core:
|
||||
* @core_info : Core info list handle.
|
||||
* @dir : Directory. Gets joined with @path.
|
||||
* @path : Path. Gets joined with @dir.
|
||||
* @menu_label : Label identifier of menu setting.
|
||||
* @deferred_path : Deferred core path. Will be filled in
|
||||
* by function.
|
||||
* @sizeof_deferred_path : Size of @deferred_path.
|
||||
*
|
||||
* Gets deferred core.
|
||||
*
|
||||
* Returns: 0 if there are multiple deferred cores and a
|
||||
* selection needs to be made from a list, otherwise
|
||||
* returns -1 and fills in @deferred_path with path to core.
|
||||
**/
|
||||
int rarch_defer_core(core_info_list_t *data,
|
||||
const char *dir, const char *path, const char *menu_label,
|
||||
char *deferred_path, size_t sizeof_deferred_path);
|
||||
|
Loading…
x
Reference in New Issue
Block a user