/* RetroArch - A frontend for libretro. * Copyright (C) 2010-2014 - Hans-Kristian Arntzen * Copyright (C) 2011-2021 - Daniel De Matteis * * 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 . */ #include #include #include #include #ifdef HAVE_CONFIG_H #include "../config.h" #endif #include "video_driver.h" #include "video_filter.h" #include "video_display_server.h" #ifdef HAVE_THREADS #include "video_thread_wrapper.h" #endif #include "../frontend/frontend_driver.h" #include "../ui/ui_companion_driver.h" #include "../driver.h" #include "../file_path_special.h" #include "../list_special.h" #include "../retroarch.h" #include "../verbosity.h" typedef struct { struct string_list *list; enum gfx_ctx_api api; } gfx_api_gpu_map; static gfx_api_gpu_map gpu_map[] = { { NULL, GFX_CTX_VULKAN_API }, { NULL, GFX_CTX_DIRECT3D10_API }, { NULL, GFX_CTX_DIRECT3D11_API }, { NULL, GFX_CTX_DIRECT3D12_API } }; static const video_display_server_t dispserv_null = { NULL, /* init */ NULL, /* destroy */ NULL, /* set_window_opacity */ NULL, /* set_window_progress */ NULL, /* set_window_decorations */ NULL, /* set_resolution */ NULL, /* get_resolution_list */ NULL, /* get_output_options */ NULL, /* set_screen_orientation */ NULL, /* get_screen_orientation */ NULL, /* get_flags */ "null" }; static void *video_null_init(const video_info_t *video, input_driver_t **input, void **input_data) { *input = NULL; *input_data = NULL; frontend_driver_install_signal_handler(); return (void*)-1; } static bool video_null_frame(void *data, const void *frame, unsigned frame_width, unsigned frame_height, uint64_t frame_count, unsigned pitch, const char *msg, video_frame_info_t *video_info) { return true; } static void video_null_free(void *data) { } static void video_null_set_nonblock_state(void *a, bool b, bool c, unsigned d) { } static bool video_null_alive(void *data) { return frontend_driver_get_signal_handler_state() != 1; } static bool video_null_focus(void *data) { return true; } static bool video_null_has_windowed(void *data) { return true; } static bool video_null_suppress_screensaver(void *data, bool enable) { return false; } static bool video_null_set_shader(void *data, enum rarch_shader_type type, const char *path) { return false; } video_driver_t video_null = { video_null_init, video_null_frame, video_null_set_nonblock_state, video_null_alive, video_null_focus, video_null_suppress_screensaver, video_null_has_windowed, video_null_set_shader, video_null_free, "null", NULL, /* set_viewport */ NULL, /* set_rotation */ NULL, /* viewport_info */ NULL, /* read_viewport */ NULL, /* read_frame_raw */ #ifdef HAVE_OVERLAY NULL, /* overlay_interface */ #endif #ifdef HAVE_VIDEO_LAYOUT NULL, #endif NULL, /* get_poke_interface */ }; const video_driver_t *video_drivers[] = { #ifdef __PSL1GHT__ &video_gcm, #endif #ifdef HAVE_VITA2D &video_vita2d, #endif #ifdef HAVE_OPENGL &video_gl2, #endif #if defined(HAVE_OPENGL_CORE) &video_gl_core, #endif #ifdef HAVE_OPENGL1 &video_gl1, #endif #ifdef HAVE_VULKAN &video_vulkan, #endif #ifdef HAVE_METAL &video_metal, #endif #ifdef XENON &video_xenon360, #endif #if defined(HAVE_D3D12) &video_d3d12, #endif #if defined(HAVE_D3D11) &video_d3d11, #endif #if defined(HAVE_D3D10) &video_d3d10, #endif #if defined(HAVE_D3D9) &video_d3d9, #endif #if defined(HAVE_D3D8) &video_d3d8, #endif #ifdef PSP &video_psp1, #endif #ifdef PS2 &video_ps2, #endif #ifdef _3DS &video_ctr, #endif #ifdef SWITCH &video_switch, #endif #ifdef HAVE_ODROIDGO2 &video_oga, #endif #if defined(HAVE_SDL) && !defined(HAVE_SDL_DINGUX) &video_sdl, #endif #ifdef HAVE_SDL2 &video_sdl2, #endif #ifdef HAVE_SDL_DINGUX #if defined(RS90) || defined(MIYOO) &video_sdl_rs90, #else &video_sdl_dingux, #endif #endif #ifdef HAVE_XVIDEO &video_xvideo, #endif #ifdef GEKKO &video_gx, #endif #ifdef WIIU &video_wiiu, #endif #ifdef HAVE_VG &video_vg, #endif #ifdef HAVE_OMAP &video_omap, #endif #ifdef HAVE_EXYNOS &video_exynos, #endif #ifdef HAVE_DISPMANX &video_dispmanx, #endif #ifdef HAVE_SUNXI &video_sunxi, #endif #ifdef HAVE_PLAIN_DRM &video_drm, #endif #ifdef HAVE_XSHM &video_xshm, #endif #if defined(_WIN32) && !defined(_XBOX) && !defined(__WINRT__) #ifdef HAVE_GDI &video_gdi, #endif #endif #ifdef DJGPP &video_vga, #endif #ifdef HAVE_FPGA &video_fpga, #endif #ifdef HAVE_SIXEL &video_sixel, #endif #ifdef HAVE_CACA &video_caca, #endif #ifdef HAVE_NETWORK_VIDEO &video_network, #endif &video_null, NULL, }; static video_driver_state_t video_driver_st = { 0 }; static const video_display_server_t *current_display_server = &dispserv_null; struct retro_hw_render_callback *video_driver_get_hw_context(void) { video_driver_state_t *video_st = &video_driver_st; return VIDEO_DRIVER_GET_HW_CONTEXT_INTERNAL(video_st); } video_driver_state_t *video_state_get_ptr(void) { return &video_driver_st; } #ifdef HAVE_THREADS void *video_thread_get_ptr(video_driver_state_t *video_st) { const thread_video_t *thr = (const thread_video_t*)video_st->data; if (thr) return thr->driver_data; return NULL; } #endif /** * 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) { video_driver_state_t *video_st = &video_driver_st; return VIDEO_DRIVER_GET_PTR_INTERNAL(video_st); } void *video_driver_get_data(void) { return video_driver_st.data; } video_driver_t *hw_render_context_driver( enum retro_hw_context_type type, int major, int minor) { switch (type) { case RETRO_HW_CONTEXT_OPENGL_CORE: #ifdef HAVE_OPENGL_CORE return &video_gl_core; #else break; #endif case RETRO_HW_CONTEXT_OPENGL: #ifdef HAVE_OPENGL return &video_gl2; #else break; #endif case RETRO_HW_CONTEXT_DIRECT3D: #if defined(HAVE_D3D9) if (major == 9) return &video_d3d9; #endif #if defined(HAVE_D3D11) if (major == 11) return &video_d3d11; #endif break; case RETRO_HW_CONTEXT_VULKAN: #if defined(HAVE_VULKAN) return &video_vulkan; #else break; #endif default: case RETRO_HW_CONTEXT_NONE: break; } return NULL; } const char *hw_render_context_name( enum retro_hw_context_type type, int major, int minor) { #ifdef HAVE_OPENGL_CORE if (type == RETRO_HW_CONTEXT_OPENGL_CORE) return "glcore"; #endif #ifdef HAVE_OPENGL switch (type) { case RETRO_HW_CONTEXT_OPENGLES2: case RETRO_HW_CONTEXT_OPENGLES3: case RETRO_HW_CONTEXT_OPENGLES_VERSION: case RETRO_HW_CONTEXT_OPENGL: #ifndef HAVE_OPENGL_CORE case RETRO_HW_CONTEXT_OPENGL_CORE: #endif return "gl"; default: break; } #endif #ifdef HAVE_VULKAN if (type == RETRO_HW_CONTEXT_VULKAN) return "vulkan"; #endif #ifdef HAVE_D3D11 if (type == RETRO_HW_CONTEXT_DIRECT3D && major == 11) return "d3d11"; #endif #ifdef HAVE_D3D9 if (type == RETRO_HW_CONTEXT_DIRECT3D && major == 9) return "d3d9"; #endif return "N/A"; } enum retro_hw_context_type hw_render_context_type(const char *s) { #ifdef HAVE_OPENGL_CORE if (string_is_equal(s, "glcore")) return RETRO_HW_CONTEXT_OPENGL_CORE; #endif #ifdef HAVE_OPENGL if (string_is_equal(s, "gl")) return RETRO_HW_CONTEXT_OPENGL; #endif #ifdef HAVE_VULKAN if (string_is_equal(s, "vulkan")) return RETRO_HW_CONTEXT_VULKAN; #endif #ifdef HAVE_D3D11 if (string_is_equal(s, "d3d11")) return RETRO_HW_CONTEXT_DIRECT3D; #endif #ifdef HAVE_D3D11 if (string_is_equal(s, "d3d9")) return RETRO_HW_CONTEXT_DIRECT3D; #endif return RETRO_HW_CONTEXT_NONE; } /* 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) { int i; for (i = 0; i < ARRAY_SIZE(gpu_map); i++) { if (api == gpu_map[i].api) { gpu_map[i].list = list; break; } } } struct string_list* video_driver_get_gpu_api_devices(enum gfx_ctx_api api) { int i; for (i = 0; i < ARRAY_SIZE(gpu_map); i++) { if (api == gpu_map[i].api) return gpu_map[i].list; } return NULL; } /** * 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) { int norm_vp_width = (int)vp->width; int norm_vp_height = (int)vp->height; int norm_full_vp_width = (int)vp->full_width; int norm_full_vp_height = (int)vp->full_height; int scaled_screen_x = -0x8000; /* OOB */ int scaled_screen_y = -0x8000; /* OOB */ int scaled_x = -0x8000; /* OOB */ int scaled_y = -0x8000; /* OOB */ if (norm_vp_width <= 0 || norm_vp_height <= 0 || norm_full_vp_width <= 0 || norm_full_vp_height <= 0) return false; if (mouse_x >= 0 && mouse_x <= norm_full_vp_width) scaled_screen_x = ((2 * mouse_x * 0x7fff) / norm_full_vp_width) - 0x7fff; if (mouse_y >= 0 && mouse_y <= norm_full_vp_height) scaled_screen_y = ((2 * mouse_y * 0x7fff) / norm_full_vp_height) - 0x7fff; mouse_x -= vp->x; mouse_y -= vp->y; if (mouse_x >= 0 && mouse_x <= norm_vp_width) scaled_x = ((2 * mouse_x * 0x7fff) / norm_vp_width) - 0x7fff; else scaled_x = -0x8000; /* OOB */ if (mouse_y >= 0 && mouse_y <= norm_vp_height) scaled_y = ((2 * mouse_y * 0x7fff) / norm_vp_height) - 0x7fff; *res_x = scaled_x; *res_y = scaled_y; *res_screen_x = scaled_screen_x; *res_screen_y = scaled_screen_y; return true; } void video_monitor_compute_fps_statistics(uint64_t frame_time_count) { double avg_fps = 0.0; double stddev = 0.0; unsigned samples = 0; if (frame_time_count < (2 * MEASURE_FRAME_TIME_SAMPLES_COUNT)) { RARCH_LOG( "[Video]: Does not have enough samples for monitor refresh rate" " estimation. Requires to run for at least %u frames.\n", 2 * MEASURE_FRAME_TIME_SAMPLES_COUNT); return; } if (video_monitor_fps_statistics(&avg_fps, &stddev, &samples)) { RARCH_LOG("[Video]: Average monitor Hz: %.6f Hz. (%.3f %% frame time" " deviation, based on %u last samples).\n", avg_fps, 100.0f * stddev, samples); } } void video_monitor_set_refresh_rate(float hz) { char msg[128]; settings_t *settings = config_get_ptr(); snprintf(msg, sizeof(msg), "Setting refresh rate to: %.3f Hz.", hz); if (settings->bools.notification_show_refresh_rate) runloop_msg_queue_push(msg, 1, 180, false, NULL, MESSAGE_QUEUE_ICON_DEFAULT, MESSAGE_QUEUE_CATEGORY_INFO); RARCH_LOG("[Video]: %s\n", msg); configuration_set_float(settings, settings->floats.video_refresh_rate, hz); } void video_driver_force_fallback(const char *driver) { settings_t *settings = config_get_ptr(); ui_msg_window_t *msg_window = NULL; configuration_set_string(settings, settings->arrays.video_driver, driver); command_event(CMD_EVENT_MENU_SAVE_CURRENT_CONFIG, NULL); #if defined(_WIN32) && !defined(_XBOX) && !defined(__WINRT__) && !defined(WINAPI_FAMILY) /* UI companion driver is not inited yet, just call into it directly */ msg_window = &ui_msg_window_win32; #endif if (msg_window) { char text[PATH_MAX_LENGTH]; ui_msg_window_state window_state; char *title = strdup(msg_hash_to_str(MSG_ERROR)); text[0] = '\0'; snprintf(text, sizeof(text), msg_hash_to_str(MENU_ENUM_LABEL_VALUE_VIDEO_DRIVER_FALLBACK), driver); window_state.buttons = UI_MSG_WINDOW_OK; window_state.text = strdup(text); window_state.title = title; window_state.window = NULL; msg_window->error(&window_state); free(title); } exit(1); } static bool get_metrics_null(void *data, enum display_metric_types type, float *value) { return false; } static bool video_context_driver_get_metrics_null( void *data, enum display_metric_types type, float *value) { return false; } void video_context_driver_destroy(gfx_ctx_driver_t *ctx_driver) { if (!ctx_driver) return; ctx_driver->init = NULL; ctx_driver->bind_api = NULL; ctx_driver->swap_interval = NULL; ctx_driver->set_video_mode = NULL; ctx_driver->get_video_size = NULL; ctx_driver->get_video_output_size = NULL; ctx_driver->get_video_output_prev = NULL; ctx_driver->get_video_output_next = NULL; ctx_driver->get_metrics = video_context_driver_get_metrics_null; ctx_driver->translate_aspect = NULL; ctx_driver->update_window_title = NULL; ctx_driver->check_window = NULL; ctx_driver->set_resize = NULL; ctx_driver->suppress_screensaver = NULL; ctx_driver->swap_buffers = NULL; ctx_driver->input_driver = NULL; ctx_driver->get_proc_address = NULL; ctx_driver->image_buffer_init = NULL; ctx_driver->image_buffer_write = NULL; ctx_driver->show_mouse = NULL; ctx_driver->ident = NULL; ctx_driver->get_flags = NULL; ctx_driver->set_flags = NULL; ctx_driver->bind_hw_render = NULL; ctx_driver->get_context_data = NULL; ctx_driver->make_current = NULL; } const gfx_ctx_driver_t *video_context_driver_init( bool core_set_shared_context, settings_t *settings, void *data, const gfx_ctx_driver_t *ctx, const char *ident, enum gfx_ctx_api api, unsigned major, unsigned minor, bool hw_render_ctx, void **ctx_data) { if (!ctx->bind_api(data, api, major, minor)) { RARCH_WARN("Failed to bind API (#%u, version %u.%u)" " on context driver \"%s\".\n", (unsigned)api, major, minor, ctx->ident); return NULL; } if (!(*ctx_data = ctx->init(data))) return NULL; if (ctx->bind_hw_render) { bool video_shared_context = settings->bools.video_shared_context || core_set_shared_context; ctx->bind_hw_render(*ctx_data, video_shared_context && hw_render_ctx); } return ctx; } /** * 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) { return char_list_new_special(STRING_LIST_VIDEO_DRIVERS, NULL); } void video_driver_pixel_converter_free( video_pixel_scaler_t *scalr) { if (!scalr) return; if (scalr->scaler) { scaler_ctx_gen_reset(scalr->scaler); free(scalr->scaler); } if (scalr->scaler_out) free(scalr->scaler_out); scalr->scaler = NULL; scalr->scaler_out = NULL; free(scalr); } video_pixel_scaler_t *video_driver_pixel_converter_init( const enum retro_pixel_format video_driver_pix_fmt, struct retro_hw_render_callback *hwr, unsigned size) { void *scalr_out = NULL; video_pixel_scaler_t *scalr = NULL; struct scaler_ctx *scalr_ctx = NULL; /* If pixel format is not 0RGB1555, we don't need to do * any internal pixel conversion. */ if (video_driver_pix_fmt != RETRO_PIXEL_FORMAT_0RGB1555) return NULL; /* No need to perform pixel conversion for HW rendering contexts. */ if (hwr && hwr->context_type != RETRO_HW_CONTEXT_NONE) return NULL; RARCH_WARN("[Video]: 0RGB1555 pixel format is deprecated," " and will be slower. For 15/16-bit, RGB565" " format is preferred.\n"); if (!(scalr = (video_pixel_scaler_t*)malloc(sizeof(*scalr)))) goto error; scalr->scaler = NULL; scalr->scaler_out = NULL; if (!(scalr_ctx = (struct scaler_ctx*)calloc(1, sizeof(*scalr_ctx)))) goto error; scalr->scaler = scalr_ctx; scalr->scaler->scaler_type = SCALER_TYPE_POINT; scalr->scaler->in_fmt = SCALER_FMT_0RGB1555; /* TODO/FIXME: Pick either ARGB8888 or RGB565 depending on driver. */ scalr->scaler->out_fmt = SCALER_FMT_RGB565; if (!scaler_ctx_gen_filter(scalr_ctx)) goto error; if (!(scalr_out = calloc(sizeof(uint16_t), size * size))) goto error; scalr->scaler_out = scalr_out; return scalr; error: video_driver_pixel_converter_free(scalr); #ifdef HAVE_VIDEO_FILTER video_driver_filter_free(); #endif return NULL; } struct video_viewport *video_viewport_get_custom(void) { return &config_get_ptr()->video_viewport_custom; } bool video_driver_monitor_adjust_system_rates( float timing_skew_hz, float video_refresh_rate, bool vrr_runloop_enable, float audio_max_timing_skew, double input_fps) { if (!vrr_runloop_enable) { float timing_skew = fabs( 1.0f - input_fps / timing_skew_hz); /* We don't want to adjust pitch too much. If we have extreme cases, * just don't readjust at all. */ if (timing_skew <= audio_max_timing_skew) return true; RARCH_LOG("[Video]: Timings deviate too much. Will not adjust." " (Display = %.2f Hz, Game = %.2f Hz)\n", video_refresh_rate, (float)input_fps); } return input_fps <= timing_skew_hz; } void video_driver_reset_custom_viewport(settings_t *settings) { struct video_viewport *custom_vp = &settings->video_viewport_custom; custom_vp->width = 0; custom_vp->height = 0; custom_vp->x = 0; custom_vp->y = 0; } struct retro_system_av_info *video_viewport_get_system_av_info(void) { return &video_driver_st.av_info; } void video_driver_gpu_record_deinit(void) { video_driver_state_t *video_st = &video_driver_st; if (video_st->record_gpu_buffer) free(video_st->record_gpu_buffer); video_st->record_gpu_buffer = NULL; } void recording_dump_frame( const void *data, unsigned width, unsigned height, size_t pitch, bool is_idle) { struct record_video_data ffemu_data; video_driver_state_t *video_st = &video_driver_st; recording_state_t *record_st = recording_state_get_ptr(); ffemu_data.data = data; ffemu_data.width = width; ffemu_data.height = height; ffemu_data.pitch = (int)pitch; ffemu_data.is_dupe = false; if (video_st->record_gpu_buffer) { struct video_viewport vp; vp.x = 0; vp.y = 0; vp.width = 0; vp.height = 0; vp.full_width = 0; vp.full_height = 0; video_driver_get_viewport_info(&vp); if (!vp.width || !vp.height) { RARCH_WARN("[recording] %s \n", msg_hash_to_str(MSG_VIEWPORT_SIZE_CALCULATION_FAILED)); video_driver_gpu_record_deinit(); recording_dump_frame( data, width, height, pitch, is_idle); return; } /* User has resized. We kinda have a problem now. */ if ( vp.width != record_st->gpu_width || vp.height != record_st->gpu_height) { RARCH_WARN("[recording] %s\n", msg_hash_to_str(MSG_RECORDING_TERMINATED_DUE_TO_RESIZE)); runloop_msg_queue_push( msg_hash_to_str(MSG_RECORDING_TERMINATED_DUE_TO_RESIZE), 1, 180, true, NULL, MESSAGE_QUEUE_ICON_DEFAULT, MESSAGE_QUEUE_CATEGORY_INFO); command_event(CMD_EVENT_RECORD_DEINIT, NULL); return; } /* Big bottleneck. * Since we might need to do read-backs asynchronously, * it might take 3-4 times before this returns true. */ if (!video_driver_read_viewport(video_st->record_gpu_buffer, is_idle)) return; ffemu_data.pitch = (int)(record_st->gpu_width * 3); ffemu_data.width = (unsigned)record_st->gpu_width; ffemu_data.height = (unsigned)record_st->gpu_height; ffemu_data.data = video_st->record_gpu_buffer + (ffemu_data.height - 1) * ffemu_data.pitch; ffemu_data.pitch = -ffemu_data.pitch; } else ffemu_data.is_dupe = !data; record_st->driver->push_video(record_st->data, &ffemu_data); } const char *video_display_server_get_ident(void) { if (!current_display_server) return FILE_PATH_UNKNOWN; return current_display_server->ident; } void* video_display_server_init(enum rarch_display_type type) { video_driver_state_t *video_st = &video_driver_st; video_display_server_destroy(); switch (type) { case RARCH_DISPLAY_WIN32: #if defined(_WIN32) && !defined(_XBOX) && !defined(__WINRT__) current_display_server = &dispserv_win32; #endif break; case RARCH_DISPLAY_X11: #if defined(HAVE_X11) current_display_server = &dispserv_x11; #endif break; default: #if defined(ANDROID) current_display_server = &dispserv_android; #else current_display_server = &dispserv_null; #endif break; } if (current_display_server) { if (current_display_server->init) video_st->current_display_server_data = current_display_server->init(); if (!string_is_empty(current_display_server->ident)) { RARCH_LOG("[Video]: Found display server: %s\n", current_display_server->ident); } } video_st->initial_screen_orientation = video_display_server_get_screen_orientation(); video_st->current_screen_orientation = video_st->initial_screen_orientation; return video_st->current_display_server_data; } void video_display_server_destroy(void) { video_driver_state_t *video_st = &video_driver_st; const enum rotation initial_screen_orientation = video_st->initial_screen_orientation; const enum rotation current_screen_orientation = video_st->current_screen_orientation; if (initial_screen_orientation != current_screen_orientation) video_display_server_set_screen_orientation(initial_screen_orientation); if (current_display_server) if (video_st->current_display_server_data) current_display_server->destroy(video_st->current_display_server_data); } bool video_display_server_set_window_opacity(unsigned opacity) { video_driver_state_t *video_st = &video_driver_st; if (current_display_server && current_display_server->set_window_opacity) return current_display_server->set_window_opacity( video_st->current_display_server_data, opacity); return false; } bool video_display_server_set_window_progress(int progress, bool finished) { video_driver_state_t *video_st = &video_driver_st; if (current_display_server && current_display_server->set_window_progress) return current_display_server->set_window_progress( video_st->current_display_server_data, progress, finished); return false; } bool video_display_server_set_window_decorations(bool on) { video_driver_state_t *video_st = &video_driver_st; if (current_display_server && current_display_server->set_window_decorations) return current_display_server->set_window_decorations( video_st->current_display_server_data, on); return false; } bool video_display_server_set_resolution(unsigned width, unsigned height, int int_hz, float hz, int center, int monitor_index, int xoffset, int padjust) { video_driver_state_t *video_st = &video_driver_st; if (current_display_server && current_display_server->set_resolution) return current_display_server->set_resolution( video_st->current_display_server_data, width, height, int_hz, hz, center, monitor_index, xoffset, padjust); return false; } bool video_display_server_has_resolution_list(void) { return (current_display_server && current_display_server->get_resolution_list); } void *video_display_server_get_resolution_list(unsigned *size) { video_driver_state_t *video_st = &video_driver_st; if (video_display_server_has_resolution_list()) return current_display_server->get_resolution_list( video_st->current_display_server_data, size); return NULL; } bool video_display_server_has_refresh_rate(float hz) { unsigned i, size = 0; bool rate_exists = false; struct video_display_config *video_list = (struct video_display_config*) video_display_server_get_resolution_list(&size); if (video_list) { video_driver_state_t *video_st = &video_driver_st; unsigned video_driver_width = video_st->width; unsigned video_driver_height = video_st->height; for (i = 0; i < size && !rate_exists; i++) { if (video_list[i].width == video_driver_width && video_list[i].height == video_driver_height && video_list[i].refreshrate == floor(hz)) rate_exists = true; } free(video_list); } return rate_exists; } bool video_display_server_set_refresh_rate(float hz) { video_driver_state_t *video_st = &video_driver_st; if (current_display_server && current_display_server->set_resolution) return current_display_server->set_resolution( video_st->current_display_server_data, 0, 0, (int)hz, hz, 0, 0, 0, 0); return false; } void video_display_server_restore_refresh_rate(void) { video_driver_state_t *video_st = &video_driver_st; settings_t *settings = config_get_ptr(); float refresh_rate_original = video_st->video_refresh_rate_original; float refresh_rate_current = settings->floats.video_refresh_rate; if (!refresh_rate_original || refresh_rate_current == refresh_rate_original) return; video_monitor_set_refresh_rate(refresh_rate_original); video_display_server_set_refresh_rate(refresh_rate_original); } const char *video_display_server_get_output_options(void) { video_driver_state_t *video_st = &video_driver_st; if (current_display_server && current_display_server->get_output_options) return current_display_server->get_output_options( video_st->current_display_server_data); return NULL; } void video_display_server_set_screen_orientation(enum rotation rotation) { video_driver_state_t *video_st = &video_driver_st; if (current_display_server && current_display_server->set_screen_orientation) { RARCH_LOG("[Video]: Setting screen orientation to %d.\n", rotation); video_st->current_screen_orientation = rotation; current_display_server->set_screen_orientation(video_st->current_display_server_data, rotation); } } bool video_display_server_can_set_screen_orientation(void) { return (current_display_server && current_display_server->set_screen_orientation); } enum rotation video_display_server_get_screen_orientation(void) { video_driver_state_t *video_st = &video_driver_st; if (current_display_server && current_display_server->get_screen_orientation) return current_display_server->get_screen_orientation( video_st->current_display_server_data); return ORIENTATION_NORMAL; } bool video_display_server_get_flags(gfx_ctx_flags_t *flags) { video_driver_state_t *video_st = &video_driver_st; if (!flags || !current_display_server || !current_display_server->get_flags) return false; flags->flags = current_display_server->get_flags( video_st->current_display_server_data); return true; } bool video_driver_started_fullscreen(void) { video_driver_state_t *video_st = &video_driver_st; return video_st->started_fullscreen; } bool video_driver_is_threaded(void) { video_driver_state_t *video_st = &video_driver_st; return VIDEO_DRIVER_IS_THREADED_INTERNAL(video_st); } bool *video_driver_get_threaded(void) { video_driver_state_t *video_st = &video_driver_st; #if defined(__MACH__) && defined(__APPLE__) /* TODO/FIXME - force threaded video to disabled on Apple for now * until NSWindow/UIWindow concurrency issues are taken care of */ video_st->threaded = false; #endif return &video_st->threaded; } void video_driver_set_threaded(bool val) { video_driver_state_t *video_st = &video_driver_st; #if defined(__MACH__) && defined(__APPLE__) /* TODO/FIXME - force threaded video to disabled on Apple for now * until NSWindow/UIWindow concurrency issues are taken care of */ video_st->threaded = false; #else video_st->threaded = val; #endif } const char *video_driver_get_ident(void) { video_driver_state_t *video_st = &video_driver_st; if (!video_st->current_video) return NULL; #ifdef HAVE_THREADS if (VIDEO_DRIVER_IS_THREADED_INTERNAL(video_st)) { const thread_video_t *thr = (const thread_video_t*)video_st->data; if (!thr || !thr->driver) return NULL; return thr->driver->ident; } #endif return video_st->current_video->ident; } void video_context_driver_reset(void) { video_driver_state_t *video_st = &video_driver_st; if (!video_st->current_video_context.get_metrics) video_st->current_video_context.get_metrics = get_metrics_null; } bool video_context_driver_set(const gfx_ctx_driver_t *data) { video_driver_state_t *video_st = &video_driver_st; if (!data) return false; video_st->current_video_context = *data; video_context_driver_reset(); return true; } uintptr_t video_driver_get_current_framebuffer(void) { video_driver_state_t *video_st = &video_driver_st; if ( video_st->poke && video_st->poke->get_current_framebuffer) return video_st->poke->get_current_framebuffer(video_st->data); return 0; } retro_proc_address_t video_driver_get_proc_address(const char *sym) { video_driver_state_t *video_st = &video_driver_st; if ( video_st->poke && video_st->poke->get_proc_address) return video_st->poke->get_proc_address(video_st->data, sym); return NULL; } #ifdef HAVE_VIDEO_FILTER void video_driver_filter_free(void) { video_driver_state_t *video_st = &video_driver_st; if (video_st->state_filter) rarch_softfilter_free(video_st->state_filter); video_st->state_filter = NULL; if (video_st->state_buffer) { #ifdef _3DS linearFree(video_st->state_buffer); #else free(video_st->state_buffer); #endif } video_st->state_buffer = NULL; video_st->state_scale = 0; video_st->state_out_bpp = 0; video_st->state_out_rgb32 = false; } void video_driver_init_filter(enum retro_pixel_format colfmt_int, settings_t *settings) { unsigned pow2_x, pow2_y, maxsize; void *buf = NULL; video_driver_state_t *video_st = &video_driver_st; struct retro_game_geometry *geom = &video_st->av_info.geometry; unsigned width = geom->max_width; unsigned height = geom->max_height; /* Deprecated format. Gets pre-converted. */ enum retro_pixel_format colfmt = (colfmt_int == RETRO_PIXEL_FORMAT_0RGB1555) ? RETRO_PIXEL_FORMAT_RGB565 : colfmt_int; if (video_driver_is_hw_context()) { RARCH_WARN("[Video]: Cannot use CPU filters when hardware rendering is used.\n"); return; } video_st->state_filter = rarch_softfilter_new( settings->paths.path_softfilter_plugin, RARCH_SOFTFILTER_THREADS_AUTO, colfmt, width, height); if (!video_st->state_filter) { RARCH_ERR("[Video]: Failed to load filter.\n"); return; } rarch_softfilter_get_max_output_size( video_st->state_filter, &width, &height); pow2_x = next_pow2(width); pow2_y = next_pow2(height); maxsize = MAX(pow2_x, pow2_y); #ifdef _3DS /* On 3DS, video is disabled if the output resolution * exceeds 2048x2048. To avoid the user being presented * with a black screen, we therefore have to check that * the filter upscaling buffer fits within this limit. */ if (maxsize >= 2048) { RARCH_ERR("[Video]: Softfilter initialization failed." " Upscaling buffer exceeds hardware limitations.\n"); video_driver_filter_free(); return; } #endif video_st->state_scale = maxsize / RARCH_SCALE_BASE; video_st->state_out_rgb32 = rarch_softfilter_get_output_format( video_st->state_filter) == RETRO_PIXEL_FORMAT_XRGB8888; video_st->state_out_bpp = video_st->state_out_rgb32 ? sizeof(uint32_t) : sizeof(uint16_t); /* TODO: Aligned output. */ #ifdef _3DS buf = linearMemAlign( width * height * video_st->state_out_bpp, 0x80); #else buf = malloc( width * height * video_st->state_out_bpp); #endif if (!buf) { RARCH_ERR("[Video]: Softfilter initialization failed.\n"); video_driver_filter_free(); return; } video_st->state_buffer = buf; } #endif void video_driver_free_hw_context(void) { video_driver_state_t *video_st = &video_driver_st; VIDEO_DRIVER_CONTEXT_LOCK(video_st); if (video_st->hw_render.context_destroy) video_st->hw_render.context_destroy(); memset(&video_st->hw_render, 0, sizeof(video_st->hw_render)); VIDEO_DRIVER_CONTEXT_UNLOCK(video_st); video_st->hw_render_context_negotiation = NULL; } void video_driver_free_internal(void) { input_driver_state_t *input_st = input_state_get_ptr(); video_driver_state_t *video_st = &video_driver_st; #ifdef HAVE_THREADS bool is_threaded = VIDEO_DRIVER_IS_THREADED_INTERNAL(video_st); #endif #ifdef HAVE_VIDEO_LAYOUT video_layout_deinit(); #endif command_event(CMD_EVENT_OVERLAY_DEINIT, NULL); if (!video_driver_is_video_cache_context()) video_driver_free_hw_context(); if (!(input_st->current_data == video_st->data)) { if (input_st->current_driver) if (input_st->current_driver->free) input_st->current_driver->free(input_st->current_data); if (input_st->primary_joypad) { const input_device_driver_t *tmp = input_st->primary_joypad; input_st->primary_joypad = NULL; tmp->destroy(); } #ifdef HAVE_MFI if (input_st->secondary_joypad) { const input_device_driver_t *tmp = input_st->secondary_joypad; input_st->secondary_joypad = NULL; tmp->destroy(); } #endif input_st->keyboard_mapping_blocked = false; input_st->current_data = NULL; } if ( video_st->data && video_st->current_video && video_st->current_video->free) video_st->current_video->free(video_st->data); if (video_st->scaler_ptr) video_driver_pixel_converter_free(video_st->scaler_ptr); video_st->scaler_ptr = NULL; #ifdef HAVE_VIDEO_FILTER video_driver_filter_free(); #endif #if defined(HAVE_CG) || defined(HAVE_GLSL) || defined(HAVE_SLANG) || defined(HAVE_HLSL) dir_free_shader( (struct rarch_dir_shader_list*)&video_st->dir_shader_list, config_get_ptr()->bools.video_shader_remember_last_dir); #endif #ifdef HAVE_THREADS if (is_threaded) return; #endif video_monitor_compute_fps_statistics(video_st->frame_time_count); } void video_driver_set_viewport_config( struct retro_game_geometry *geom, float video_aspect_ratio, bool video_aspect_ratio_auto) { if (video_aspect_ratio < 0.0f) { if (geom->aspect_ratio > 0.0f && video_aspect_ratio_auto) aspectratio_lut[ASPECT_RATIO_CONFIG].value = geom->aspect_ratio; else { unsigned base_width = geom->base_width; unsigned base_height = geom->base_height; /* Get around division by zero errors */ if (base_width == 0) base_width = 1; if (base_height == 0) base_height = 1; aspectratio_lut[ASPECT_RATIO_CONFIG].value = (float)base_width / base_height; /* 1:1 PAR. */ } } else aspectratio_lut[ASPECT_RATIO_CONFIG].value = video_aspect_ratio; } void video_driver_set_viewport_square_pixel(struct retro_game_geometry *geom) { unsigned len, i, aspect_x, aspect_y; unsigned int rotation = 0; unsigned highest = 1; unsigned width = geom->base_width; unsigned height = geom->base_height; if (width == 0 || height == 0) return; rotation = retroarch_get_rotation(); len = MIN(width, height); for (i = 1; i < len; i++) { if ((width % i) == 0 && (height % i) == 0) highest = i; } if (rotation % 2) { aspect_x = height / highest; aspect_y = width / highest; } else { aspect_x = width / highest; aspect_y = height / highest; } snprintf(aspectratio_lut[ASPECT_RATIO_SQUARE].name, sizeof(aspectratio_lut[ASPECT_RATIO_SQUARE].name), "1:1 PAR (%u:%u DAR)", aspect_x, aspect_y); aspectratio_lut[ASPECT_RATIO_SQUARE].value = (float)aspect_x / aspect_y; } void video_driver_set_viewport(unsigned width, unsigned height, bool force_fullscreen, bool allow_rotate) { video_driver_state_t *video_st = &video_driver_st; if (video_st->current_video && video_st->current_video->set_viewport) video_st->current_video->set_viewport( video_st->data, width, height, force_fullscreen, allow_rotate); } bool video_driver_set_rotation(unsigned rotation) { video_driver_state_t *video_st = &video_driver_st; if (!video_st->current_video || !video_st->current_video->set_rotation) return false; video_st->current_video->set_rotation(video_st->data, rotation); return true; } bool video_driver_set_video_mode(unsigned width, unsigned height, bool fullscreen) { video_driver_state_t *video_st = &video_driver_st; if ( video_st->poke && video_st->poke->set_video_mode) { video_st->poke->set_video_mode(video_st->data, width, height, fullscreen); return true; } return false; } bool video_driver_get_video_output_size(unsigned *width, unsigned *height, char *desc, size_t desc_len) { video_driver_state_t *video_st = &video_driver_st; if (!video_st->poke || !video_st->poke->get_video_output_size) return false; video_st->poke->get_video_output_size(video_st->data, width, height, desc, desc_len); return true; } void video_driver_set_texture_enable(bool enable, bool fullscreen) { video_driver_state_t *video_st = &video_driver_st; if (video_st->poke && video_st->poke->set_texture_enable) video_st->poke->set_texture_enable(video_st->data, enable, fullscreen); } void video_driver_set_texture_frame(const void *frame, bool rgb32, unsigned width, unsigned height, float alpha) { video_driver_state_t *video_st = &video_driver_st; if ( video_st->poke && video_st->poke->set_texture_frame) video_st->poke->set_texture_frame(video_st->data, frame, rgb32, width, height, alpha); } #ifdef HAVE_VIDEO_LAYOUT const video_layout_render_interface_t *video_driver_layout_render_interface(void) { video_driver_state_t *video_st = &video_driver_st; if ( !video_st->current_video || !video_st->current_video->video_layout_render_interface) return NULL; return video_st->current_video->video_layout_render_interface( video_st->data); } #endif void *video_driver_read_frame_raw(unsigned *width, unsigned *height, size_t *pitch) { video_driver_state_t *video_st = &video_driver_st; if ( video_st->current_video && video_st->current_video->read_frame_raw) return video_st->current_video->read_frame_raw( video_st->data, width, height, pitch); return NULL; } void video_driver_set_filtering(unsigned index, bool smooth, bool ctx_scaling) { video_driver_state_t *video_st = &video_driver_st; if ( video_st->poke && video_st->poke->set_filtering) video_st->poke->set_filtering( video_st->data, index, smooth, ctx_scaling); } void video_driver_set_hdr_max_nits(float max_nits) { video_driver_state_t *video_st = &video_driver_st; if ( video_st->poke && video_st->poke->set_hdr_max_nits) video_st->poke->set_hdr_max_nits(video_st->data, max_nits); } void video_driver_set_hdr_paper_white_nits(float paper_white_nits) { video_driver_state_t *video_st = &video_driver_st; if ( video_st->poke && video_st->poke->set_hdr_paper_white_nits) video_st->poke->set_hdr_paper_white_nits(video_st->data, paper_white_nits); } void video_driver_set_hdr_contrast(float contrast) { video_driver_state_t *video_st = &video_driver_st; if ( video_st->poke && video_st->poke->set_hdr_contrast) video_st->poke->set_hdr_contrast(video_st->data, VIDEO_HDR_MAX_CONTRAST - contrast); } void video_driver_set_hdr_expand_gamut(bool expand_gamut) { video_driver_state_t *video_st = &video_driver_st; if ( video_st->poke && video_st->poke->set_hdr_expand_gamut) video_st->poke->set_hdr_expand_gamut(video_st->data, expand_gamut); } /* Use this value as a replacement for anywhere * where a pure white colour value is used in the UI. * * When HDR is turned on 1,1,1,1 should never really * be used as this is peak brightness and could cause * damage to displays over long periods of time * and be quite hard to look at on really bright displays. * * Use paper white instead which is always defined as * 0.5, 0.5, 0.5, 1.0 or in other words is the top of * the old SDR (Standard Dynamic Range) range */ unsigned video_driver_get_hdr_paper_white(void) { /* 0.5, 0.5, 0.5, 1 */ if ( video_driver_supports_hdr() && config_get_ptr()->bools.video_hdr_enable) return 0x7f7f7fff; return 0xffffffff; } /* Same as above but returns the white value in floats */ float *video_driver_get_hdr_paper_white_float(void) { static float paper_white[4] = { 0.5f, 0.5f, 0.5f, 1.0f}; static float sdr_white [4] = { 1.0f, 1.0f, 1.0f, 1.0f}; if( video_driver_supports_hdr() && config_get_ptr()->bools.video_hdr_enable) return paper_white; return sdr_white; } /* This is useful to create a HDR (High Dynamic Range) white * based off of some passed in nit level - say you want a * slightly brighter than paper white value for some parts * of the UI */ float video_driver_get_hdr_luminance(float nits) { settings_t *settings = config_get_ptr(); if(video_driver_supports_hdr() && settings->bools.video_hdr_enable) { float luminance = nits / settings->floats.video_hdr_paper_white_nits; return luminance / (1.0f + luminance); } return nits; } /* Get reinhard tone mapped colour value for UI elements * when using HDR and its inverse tonemapper - normally don't use * but useful if you want a specific colour to look the same * after inverse tonemapping has been applied */ unsigned video_driver_get_hdr_color(unsigned color) { if( video_driver_supports_hdr() && config_get_ptr()->bools.video_hdr_enable) { float luminance; float rgb[3]; float yxy[3]; rgb[0] = (float)((color >> 24) & 0xFF) / 255.0f; rgb[1] = (float)((color >> 16) & 0xFF) / 255.0f; rgb[2] = (float)((color >> 8 ) & 0xFF) / 255.0f; convert_rgb_to_yxy(rgb, yxy); /* TODO: We should probably scale this by average luminance */ luminance = yxy[0]; yxy[0] = luminance / (1.0f + luminance); convert_yxy_to_rgb(rgb, yxy); return ( (unsigned)(saturate_value(rgb[0]) * 255.0f) << 24) | ((unsigned)(saturate_value(rgb[1]) * 255.0f) << 16) | ((unsigned)(saturate_value(rgb[2]) * 255.0f) << 8) | (color & 0xFF); } return color; } void video_driver_cached_frame_set(const void *data, unsigned width, unsigned height, size_t pitch) { video_driver_state_t *video_st= &video_driver_st; if (data) video_st->frame_cache_data = data; video_st->frame_cache_width = width; video_st->frame_cache_height = height; video_st->frame_cache_pitch = pitch; } void video_driver_cached_frame_get(const void **data, unsigned *width, unsigned *height, size_t *pitch) { video_driver_state_t *video_st= &video_driver_st; if (data) *data = video_st->frame_cache_data; if (width) *width = video_st->frame_cache_width; if (height) *height = video_st->frame_cache_height; if (pitch) *pitch = video_st->frame_cache_pitch; } void video_driver_get_size(unsigned *width, unsigned *height) { #ifdef HAVE_THREADS video_driver_state_t *video_st = &video_driver_st; bool is_threaded = VIDEO_DRIVER_IS_THREADED_INTERNAL(video_st); VIDEO_DRIVER_THREADED_LOCK(video_st, is_threaded); #endif if (width) *width = video_st->width; if (height) *height = video_st->height; #ifdef HAVE_THREADS VIDEO_DRIVER_THREADED_UNLOCK(video_st, is_threaded); #endif } void video_driver_set_size(unsigned width, unsigned height) { video_driver_state_t *video_st = &video_driver_st; #ifdef HAVE_THREADS bool is_threaded = VIDEO_DRIVER_IS_THREADED_INTERNAL(video_st); VIDEO_DRIVER_THREADED_LOCK(video_st, is_threaded); #endif video_st->width = width; video_st->height = height; #ifdef HAVE_THREADS VIDEO_DRIVER_THREADED_UNLOCK(video_st, is_threaded); #endif } /** * 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) { unsigned i; retro_time_t accum = 0; retro_time_t avg = 0; retro_time_t accum_var = 0; unsigned samples = 0; video_driver_state_t *video_st = &video_driver_st; #ifdef HAVE_THREADS if (VIDEO_DRIVER_IS_THREADED_INTERNAL(video_st)) return false; #endif samples = MIN(MEASURE_FRAME_TIME_SAMPLES_COUNT, (unsigned)video_st->frame_time_count); if (samples < 2) return false; /* Measure statistics on frame time (microsecs), *not* FPS. */ for (i = 0; i < samples; i++) { accum += video_st->frame_time_samples[i]; #if 0 RARCH_LOG("[Video]: Interval #%u: %d usec / frame.\n", i, (int)frame_time_samples[i]); #endif } avg = accum / samples; /* Drop first measurement. It is likely to be bad. */ for (i = 0; i < samples; i++) { retro_time_t diff = video_st->frame_time_samples[i] - avg; accum_var += diff * diff; } *deviation = sqrt((double)accum_var / (samples - 1)) / avg; if (refresh_rate) *refresh_rate = 1000000.0 / avg; if (sample_points) *sample_points = samples; return true; } float video_driver_get_aspect_ratio(void) { video_driver_state_t *video_st = &video_driver_st; return video_st->aspect_ratio; } void video_driver_set_aspect_ratio_value(float value) { video_driver_state_t *video_st = &video_driver_st; video_st->aspect_ratio = value; } enum retro_pixel_format video_driver_get_pixel_format(void) { video_driver_state_t *video_st = &video_driver_st; return video_st->pix_fmt; } void video_driver_lock_new(void) { video_driver_state_t *video_st = &video_driver_st; VIDEO_DRIVER_LOCK_FREE(video_st); #ifdef HAVE_THREADS if (!video_st->display_lock) video_st->display_lock = slock_new(); retro_assert(video_st->display_lock); if (!video_st->context_lock) video_st->context_lock = slock_new(); retro_assert(video_st->context_lock); #endif } void video_driver_set_cached_frame_ptr(const void *data) { video_driver_state_t *video_st = &video_driver_st; video_st->frame_cache_data = data; } void video_driver_set_stub_frame(void) { video_driver_state_t *video_st = &video_driver_st; video_st->frame_bak = video_st->current_video->frame; video_st->current_video->frame = video_null.frame; } void video_driver_unset_stub_frame(void) { video_driver_state_t *video_st = &video_driver_st; if (video_st->frame_bak) video_st->current_video->frame = video_st->frame_bak; video_st->frame_bak = NULL; } bool video_driver_supports_viewport_read(void) { video_driver_state_t *video_st = &video_driver_st; return video_st->current_video->read_viewport && video_st->current_video->viewport_info; } bool video_driver_prefer_viewport_read(void) { video_driver_state_t *video_st = &video_driver_st; settings_t *settings = config_get_ptr(); #ifdef HAVE_SCREENSHOTS bool video_gpu_screenshot = settings->bools.video_gpu_screenshot; if (video_gpu_screenshot) return true; #endif return (video_driver_is_hw_context() && !video_st->current_video->read_frame_raw); } bool video_driver_supports_read_frame_raw(void) { video_driver_state_t *video_st = &video_driver_st; if (video_st->current_video->read_frame_raw) return true; return false; } void video_driver_set_viewport_core(void) { video_driver_state_t *video_st = &video_driver_st; struct retro_game_geometry *geom = &video_st->av_info.geometry; if (!geom || geom->base_width <= 0.0f || geom->base_height <= 0.0f) return; /* Fallback to 1:1 pixel ratio if none provided */ if (geom->aspect_ratio > 0.0f) aspectratio_lut[ASPECT_RATIO_CORE].value = geom->aspect_ratio; else aspectratio_lut[ASPECT_RATIO_CORE].value = (float)geom->base_width / geom->base_height; } void video_driver_set_rgba(void) { video_driver_state_t *video_st = &video_driver_st; VIDEO_DRIVER_LOCK(video_st); video_st->use_rgba = true; VIDEO_DRIVER_UNLOCK(video_st); } void video_driver_unset_rgba(void) { video_driver_state_t *video_st = &video_driver_st; VIDEO_DRIVER_LOCK(video_st); video_st->use_rgba = false; VIDEO_DRIVER_UNLOCK(video_st); } bool video_driver_supports_rgba(void) { bool tmp; video_driver_state_t *video_st = &video_driver_st; VIDEO_DRIVER_LOCK(video_st); tmp = video_st->use_rgba; VIDEO_DRIVER_UNLOCK(video_st); return tmp; } void video_driver_set_hdr_support(void) { video_driver_state_t *video_st = &video_driver_st; VIDEO_DRIVER_LOCK(video_st); video_st->hdr_support = true; VIDEO_DRIVER_UNLOCK(video_st); } void video_driver_unset_hdr_support(void) { video_driver_state_t *video_st = &video_driver_st; VIDEO_DRIVER_LOCK(video_st); video_st->hdr_support = false; VIDEO_DRIVER_UNLOCK(video_st); } bool video_driver_supports_hdr(void) { bool tmp; video_driver_state_t *video_st = &video_driver_st; VIDEO_DRIVER_LOCK(video_st); tmp = video_st->hdr_support; VIDEO_DRIVER_UNLOCK(video_st); return tmp; } bool video_driver_get_next_video_out(void) { video_driver_state_t *video_st = &video_driver_st; if ( !video_st->poke || !video_st->poke->get_video_output_next ) return false; video_st->poke->get_video_output_next(video_st->data); return true; } bool video_driver_get_prev_video_out(void) { video_driver_state_t *video_st = &video_driver_st; if ( !video_st->poke || !video_st->poke->get_video_output_prev ) return false; video_st->poke->get_video_output_prev(video_st->data); return true; } void video_driver_monitor_reset(void) { video_driver_state_t *video_st = &video_driver_st; video_st->frame_time_count = 0; } void video_driver_set_aspect_ratio(void) { settings_t *settings = config_get_ptr(); video_driver_state_t *video_st = &video_driver_st; unsigned aspect_ratio_idx = settings->uints.video_aspect_ratio_idx; switch (aspect_ratio_idx) { case ASPECT_RATIO_SQUARE: video_driver_set_viewport_square_pixel(&video_st->av_info.geometry); break; case ASPECT_RATIO_CORE: video_driver_set_viewport_core(); break; case ASPECT_RATIO_CONFIG: video_driver_set_viewport_config( &video_st->av_info.geometry, settings->floats.video_aspect_ratio, settings->bools.video_aspect_ratio_auto); break; case ASPECT_RATIO_FULL: { unsigned width = video_st->width; unsigned height = video_st->height; if (width != 0 && height != 0) aspectratio_lut[ASPECT_RATIO_FULL].value = (float)width / (float)height; } break; default: break; } video_driver_set_aspect_ratio_value( aspectratio_lut[aspect_ratio_idx].value); if ( video_st->poke && video_st->poke->set_aspect_ratio) video_st->poke->set_aspect_ratio(video_st->data, aspect_ratio_idx); } void video_driver_update_viewport( struct video_viewport* vp, bool force_full, bool keep_aspect) { float device_aspect = (float)vp->full_width / vp->full_height; settings_t *settings = config_get_ptr(); bool video_scale_integer = settings->bools.video_scale_integer; unsigned video_aspect_ratio_idx = settings->uints.video_aspect_ratio_idx; video_driver_state_t *video_st = &video_driver_st; float video_driver_aspect_ratio = video_st->aspect_ratio; vp->x = 0; vp->y = 0; vp->width = vp->full_width; vp->height = vp->full_height; if (video_scale_integer && !force_full) video_viewport_get_scaled_integer( vp, vp->full_width, vp->full_height, video_driver_aspect_ratio, keep_aspect); else if (keep_aspect && !force_full) { float desired_aspect = video_driver_aspect_ratio; #if defined(HAVE_MENU) if (video_aspect_ratio_idx == ASPECT_RATIO_CUSTOM) { const struct video_viewport *custom = &settings->video_viewport_custom; vp->x = custom->x; vp->y = custom->y; vp->width = custom->width; vp->height = custom->height; } else #endif { float delta; if (fabsf(device_aspect - desired_aspect) < 0.0001f) { /* If the aspect ratios of screen and desired aspect * ratio are sufficiently equal (floating point stuff), * assume they are actually equal. */ } else if (device_aspect > desired_aspect) { delta = (desired_aspect / device_aspect - 1.0f) / 2.0f + 0.5f; vp->x = (int)roundf(vp->full_width * (0.5f - delta)); vp->width = (unsigned)roundf(2.0f * vp->full_width * delta); vp->y = 0; vp->height = vp->full_height; } else { vp->x = 0; vp->width = vp->full_width; delta = (device_aspect / desired_aspect - 1.0f) / 2.0f + 0.5f; vp->y = (int)roundf(vp->full_height * (0.5f - delta)); vp->height = (unsigned)roundf(2.0f * vp->full_height * delta); } } } #if defined(RARCH_MOBILE) /* In portrait mode, we want viewport to gravitate to top of screen. */ if (device_aspect < 1.0f) vp->y = 0; #endif } void video_driver_show_mouse(void) { video_driver_state_t *video_st = &video_driver_st; if ( video_st->poke && video_st->poke->show_mouse) video_st->poke->show_mouse(video_st->data, true); } void video_driver_hide_mouse(void) { video_driver_state_t *video_st = &video_driver_st; if ( video_st->poke && video_st->poke->show_mouse) video_st->poke->show_mouse(video_st->data, false); } void video_driver_restore_cached(void *settings_data) { settings_t *settings = (settings_t*)settings_data; video_driver_state_t *video_st = &video_driver_st; if (video_st->cached_driver_id[0]) { configuration_set_string(settings, settings->arrays.video_driver, video_st->cached_driver_id); video_st->cached_driver_id[0] = 0; RARCH_LOG("[Video]: Restored video driver to \"%s\".\n", settings->arrays.video_driver); } } bool video_driver_find_driver( void *settings_data, const char *prefix, bool verbosity_enabled) { int i; settings_t *settings = (settings_t*)settings_data; video_driver_state_t *video_st = &video_driver_st; if (video_driver_is_hw_context()) { struct retro_hw_render_callback *hwr = VIDEO_DRIVER_GET_HW_CONTEXT_INTERNAL(video_st); int rdr_major = hwr->version_major; int rdr_minor = hwr->version_minor; const char *rdr_context_name = hw_render_context_name(hwr->context_type, rdr_major, rdr_minor); enum retro_hw_context_type rdr_type = hw_render_context_type(rdr_context_name); video_st->current_video = NULL; if (hwr) { switch (rdr_type) { case RETRO_HW_CONTEXT_OPENGL_CORE: case RETRO_HW_CONTEXT_VULKAN: case RETRO_HW_CONTEXT_DIRECT3D: #if defined(HAVE_VULKAN) || defined(HAVE_D3D11) || defined(HAVE_D3D9) || defined(HAVE_OPENGL_CORE) RARCH_LOG("[Video]: Using HW render, %s driver forced.\n", rdr_context_name); if (!string_is_equal(settings->arrays.video_driver, rdr_context_name)) { strlcpy(video_st->cached_driver_id, settings->arrays.video_driver, sizeof(video_st->cached_driver_id)); configuration_set_string(settings, settings->arrays.video_driver, rdr_context_name); RARCH_LOG("[Video]: \"%s\" saved as cached driver.\n", settings->arrays.video_driver); } video_st->current_video = hw_render_context_driver(rdr_type, rdr_major, rdr_minor); return true; #else break; #endif case RETRO_HW_CONTEXT_OPENGL: #if defined(HAVE_OPENGL) RARCH_LOG("[Video]: Using HW render, OpenGL driver forced.\n"); /* If we have configured one of the HW render * capable GL drivers, go with that. */ #if defined(HAVE_OPENGL_CORE) if ( !string_is_equal(settings->arrays.video_driver, "gl") && !string_is_equal(settings->arrays.video_driver, "glcore")) { strlcpy(video_st->cached_driver_id, settings->arrays.video_driver, sizeof(video_st->cached_driver_id)); configuration_set_string(settings, settings->arrays.video_driver, "glcore"); RARCH_LOG("[Video]: \"%s\" saved as cached driver.\n", settings->arrays.video_driver); video_st->current_video = &video_gl_core; return true; } #else if ( !string_is_equal(settings->arrays.video_driver, "gl")) { strlcpy(video_st->cached_driver_id, settings->arrays.video_driver, sizeof(video_st->cached_driver_id)); configuration_set_string(settings, settings->arrays.video_driver, "gl"); RARCH_LOG("[Video]: \"%s\" saved as cached driver.\n", settings->arrays.video_driver); video_st->current_video = &video_gl2; return true; } #endif RARCH_LOG("[Video]: Using configured \"%s\"" " driver for GL HW render.\n", settings->arrays.video_driver); break; #endif default: case RETRO_HW_CONTEXT_NONE: break; } } } if (frontend_driver_has_get_video_driver_func()) { if ((video_st->current_video = (video_driver_t*) frontend_driver_get_video_driver())) return true; RARCH_WARN("[Video]: Frontend supports get_video_driver() but did not specify one.\n"); } i = (int)driver_find_index( "video_driver", settings->arrays.video_driver); if (i >= 0) video_st->current_video = (video_driver_t*)video_drivers[i]; else { if (verbosity_enabled) { unsigned d; RARCH_ERR("Couldn't find any %s named \"%s\"\n", prefix, settings->arrays.video_driver); RARCH_LOG_OUTPUT("Available %ss are:\n", prefix); for (d = 0; video_drivers[d]; d++) RARCH_LOG_OUTPUT("\t%s\n", video_drivers[d]->ident); RARCH_WARN("Going to default to first %s...\n", prefix); } if (!(video_st->current_video = (video_driver_t*)video_drivers[0])) return false; } return true; } void video_driver_apply_state_changes(void) { video_driver_state_t *video_st = &video_driver_st; if ( video_st->poke && video_st->poke->apply_state_changes) video_st->poke->apply_state_changes(video_st->data); } bool video_driver_read_viewport(uint8_t *buffer, bool is_idle) { video_driver_state_t *video_st = &video_driver_st; if ( video_st->current_video->read_viewport && video_st->current_video->read_viewport( video_st->data, buffer, is_idle)) return true; return false; } bool video_driver_is_hw_context(void) { bool is_hw_context = false; video_driver_state_t *video_st = &video_driver_st; VIDEO_DRIVER_CONTEXT_LOCK(video_st); is_hw_context = (video_st->hw_render.context_type != RETRO_HW_CONTEXT_NONE); VIDEO_DRIVER_CONTEXT_UNLOCK(video_st); return is_hw_context; } const struct retro_hw_render_context_negotiation_interface * video_driver_get_context_negotiation_interface(void) { video_driver_state_t *video_st = &video_driver_st; return video_st->hw_render_context_negotiation; } bool video_driver_is_video_cache_context(void) { video_driver_state_t *video_st = &video_driver_st; return video_st->cache_context; } void video_driver_set_video_cache_context_ack(void) { video_driver_state_t *video_st = &video_driver_st; video_st->cache_context_ack = true; } bool video_driver_get_viewport_info(struct video_viewport *viewport) { video_driver_state_t *video_st = &video_driver_st; if (!video_st->current_video || !video_st->current_video->viewport_info) return false; video_st->current_video->viewport_info(video_st->data, viewport); return true; } /** * 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) { int padding_x = 0; int padding_y = 0; settings_t *settings = config_get_ptr(); video_driver_state_t *video_st = &video_driver_st; unsigned video_aspect_ratio_idx = settings->uints.video_aspect_ratio_idx; bool overscale = settings->bools.video_scale_integer_overscale; if (video_aspect_ratio_idx == ASPECT_RATIO_CUSTOM) { struct video_viewport *custom = &settings->video_viewport_custom; if (custom) { padding_x = width - custom->width; padding_y = height - custom->height; width = custom->width; height = custom->height; } } else { unsigned base_width; /* Use system reported sizes as these define the * geometry for the "normal" case. */ unsigned base_height = video_st->av_info.geometry.base_height; unsigned int rotation = retroarch_get_rotation(); if (rotation % 2) base_height = video_st->av_info.geometry.base_width; if (base_height == 0) base_height = 1; /* Account for non-square pixels. * This is sort of contradictory with the goal of integer scale, * but it is desirable in some cases. * * If square pixels are used, base_height will be equal to * system->av_info.base_height. */ base_width = (unsigned)roundf(base_height * aspect_ratio); /* Make sure that we don't get 0x scale ... */ if (width >= base_width && height >= base_height) { if (keep_aspect) { /* X/Y scale must be same. */ unsigned max_scale = 1; if (overscale) max_scale = MIN((width / base_width) + !!(width % base_width), (height / base_height) + !!(height % base_height)); else max_scale = MIN(width / base_width, height / base_height); padding_x = width - base_width * max_scale; padding_y = height - base_height * max_scale; } else { /* X/Y can be independent, each scaled as much as possible. */ padding_x = width % base_width; padding_y = height % base_height; } } width -= padding_x; height -= padding_y; } vp->width = width; vp->height = height; vp->x = padding_x / 2; vp->y = padding_y / 2; }