diff --git a/Makefile b/Makefile index 101ac4ff14..c81682a0da 100644 --- a/Makefile +++ b/Makefile @@ -213,6 +213,14 @@ ifeq ($(HAVE_SDL), 1) LIBS += $(SDL_LIBS) endif +ifeq ($(HAVE_SDL2), 1) + OBJ += gfx/sdl2_gfx.o input/sdl2_input.o input/sdl2_joypad.o audio/sdl_audio.o + JOYCONFIG_OBJ += input/sdl2_joypad.o + JOYCONFIG_LIBS += $(SDL2_LIBS) + DEFINES += $(SDL2_CFLAGS) $(BSD_LOCAL_INC) + LIBS += $(SDL2_LIBS) +endif + ifeq ($(HAVE_OMAP), 1) OBJ += gfx/omap_gfx.o endif diff --git a/Makefile.win b/Makefile.win index 50f3b89ac7..17c871e04f 100644 --- a/Makefile.win +++ b/Makefile.win @@ -131,6 +131,15 @@ ifeq ($(HAVE_MENU_COMMON), 1) OBJ += frontend/menu/backend/menu_common_backend.o frontend/menu/menu_input_line_cb.o frontend/menu/menu_common.o frontend/menu/menu_navigation.o endif +ifeq ($(HAVE_SDL2), 1) + OBJ += gfx/sdl2_gfx.o input/sdl2_input.o input/sdl2_joypad.o audio/sdl_audio.o + JOBJ += input/sdl2_joypad.o + LIBS += -lSDL2 + JLIBS += -lSDL2 + DEFINES += -ISDL2 -DHAVE_SDL2 + HAVE_SDL = 0 +endif + ifeq ($(HAVE_SDL), 1) OBJ += gfx/sdl_gfx.o input/sdl_input.o input/sdl_joypad.o audio/sdl_audio.o JOBJ += input/sdl_joypad.o diff --git a/audio/sdl_audio.c b/audio/sdl_audio.c index 832670f67a..e302e41f41 100644 --- a/audio/sdl_audio.c +++ b/audio/sdl_audio.c @@ -193,6 +193,10 @@ const audio_driver_t audio_sdl = { sdl_audio_set_nonblock_state, sdl_audio_free, NULL, +#ifdef HAVE_SDL2 + "sdl2" +#else "sdl" +#endif }; diff --git a/config.features.h b/config.features.h index 107bdac1d4..530b6c1430 100644 --- a/config.features.h +++ b/config.features.h @@ -14,6 +14,12 @@ static const bool _sdl_supp = true; static const bool _sdl_supp = false; #endif +#ifdef HAVE_SDL2 +static const bool _sdl2_supp = true; +#else +static const bool _sdl2_supp = false; +#endif + #ifdef HAVE_THREADS static const bool _thread_supp = true; #else diff --git a/driver.c b/driver.c index db92897428..8a0afe0a0b 100644 --- a/driver.c +++ b/driver.c @@ -69,7 +69,7 @@ static const audio_driver_t *audio_drivers[] = { #ifdef HAVE_JACK &audio_jack, #endif -#ifdef HAVE_SDL +#if defined(HAVE_SDL) || defined(HAVE_SDL2) &audio_sdl, #endif #ifdef HAVE_XAUDIO @@ -121,6 +121,9 @@ static const video_driver_t *video_drivers[] = { #ifdef HAVE_SDL &video_sdl, #endif +#ifdef HAVE_SDL2 + &video_sdl2, +#endif #ifdef HAVE_XVIDEO &video_xvideo, #endif @@ -152,6 +155,9 @@ static const input_driver_t *input_drivers[] = { #ifdef HAVE_SDL &input_sdl, #endif +#ifdef HAVE_SDL2 + &input_sdl2, +#endif #ifdef HAVE_DINPUT &input_dinput, #endif diff --git a/driver.h b/driver.h index fab6852719..843505988c 100644 --- a/driver.h +++ b/driver.h @@ -620,12 +620,14 @@ extern const video_driver_t video_xenon360; extern const video_driver_t video_xvideo; extern const video_driver_t video_xdk_d3d; extern const video_driver_t video_sdl; +extern const video_driver_t video_sdl2; extern const video_driver_t video_vg; extern const video_driver_t video_null; extern const video_driver_t video_omap; extern const video_driver_t video_exynos; extern const input_driver_t input_android; extern const input_driver_t input_sdl; +extern const input_driver_t input_sdl2; extern const input_driver_t input_dinput; extern const input_driver_t input_x; extern const input_driver_t input_wayland; diff --git a/gfx/sdl2_gfx.c b/gfx/sdl2_gfx.c new file mode 100644 index 0000000000..163e8c9a06 --- /dev/null +++ b/gfx/sdl2_gfx.c @@ -0,0 +1,746 @@ +/* RetroArch - A frontend for libretro. + * Copyright (C) 2010-2014 - Hans-Kristian Arntzen + * + * 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 "SDL.h" +#include "SDL_syswm.h" +#include "../driver.h" +#include +#include +#include "../general.h" +#include "scaler/scaler.h" +#include "gfx_common.h" +#include "gfx_context.h" +#include "fonts/fonts.h" + +#ifdef HAVE_X11 +#include "context/x11_common.h" +#endif + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include "SDL2/SDL_syswm.h" + +typedef struct sdl2_tex +{ + SDL_Texture *tex; + + int w; + int h; + int pitch; + bool active; + bool rgb32; +} sdl2_tex_t; + +typedef struct _sdl2_video +{ + SDL_Window *window; + SDL_Renderer *renderer; + + sdl2_tex_t frame; + sdl2_tex_t menu; + sdl2_tex_t font; + + bool gl; + bool quitting; + + void *font_data; + const font_renderer_driver_t *font_driver; + uint8_t font_r; + uint8_t font_g; + uint8_t font_b; + + struct rarch_viewport vp; + + video_info_t video; + + bool should_resize; + double rotation; + +} sdl2_video_t; + +static void sdl2_gfx_free(void *data); + +static inline void sdl_tex_zero(sdl2_tex_t *t) +{ + if (t->tex) + { + SDL_DestroyTexture(t->tex); + } + + t->tex = NULL; + t->w = t->h = t->pitch = 0; +} + +static void sdl2_init_font(sdl2_video_t *vid, const char *font_path, + unsigned font_size) +{ + if (!g_settings.video.font_enable) + return; + + if (font_renderer_create_default(&vid->font_driver, &vid->font_data, + *font_path ? font_path : NULL, font_size)) + { + int r = g_settings.video.msg_color_r * 255; + int g = g_settings.video.msg_color_g * 255; + int b = g_settings.video.msg_color_b * 255; + + r = r < 0 ? 0 : (r > 255 ? 255 : r); + g = g < 0 ? 0 : (g > 255 ? 255 : g); + b = b < 0 ? 0 : (b > 255 ? 255 : b); + + vid->font_r = r; + vid->font_g = g; + vid->font_b = b; + } + else + { + RARCH_WARN("[SDL]: Could not initialize fonts.\n"); + return; + } + + const struct font_atlas *atlas = vid->font_driver->get_atlas(vid->font_data); + + SDL_Surface *tmp = SDL_CreateRGBSurfaceFrom(atlas->buffer, atlas->width, + atlas->height, 8, atlas->width, + 0, 0, 0, 0); + SDL_Color colors[256]; + int i; + + for (i = 0; i < 256; ++i) + { + colors[i].r = colors[i].g = colors[i].b = i; + colors[i].a = 255; + } + + SDL_Palette *pal = SDL_AllocPalette(256); + SDL_SetPaletteColors(pal, colors, 0, 256); + SDL_SetSurfacePalette(tmp, pal); + SDL_SetColorKey(tmp, SDL_TRUE, 0); + + vid->font.tex = SDL_CreateTextureFromSurface(vid->renderer, tmp); + + if (vid->font.tex) + { + vid->font.w = atlas->width; + vid->font.h = atlas->height; + vid->font.active = true; + + SDL_SetTextureBlendMode(vid->font.tex, SDL_BLENDMODE_ADD); + } + else + RARCH_WARN("[SDL]: Failed to initialize font texture: %s\n", SDL_GetError()); + + SDL_FreePalette(pal); + SDL_FreeSurface(tmp); +} + +static void sdl2_render_msg(sdl2_video_t *vid, const char *msg) +{ + unsigned width = vid->vp.width; + unsigned height = vid->vp.height; + + int x, y, delta_x, delta_y; + + if (!vid->font_data) + return; + + x = g_settings.video.msg_pos_x * width; + y = (1.0f - g_settings.video.msg_pos_y) * height; + delta_x = 0; + delta_y = 0; + + SDL_SetTextureColorMod(vid->font.tex, vid->font_r, vid->font_g, vid->font_b); + + for (; *msg; msg++) + { + const struct font_glyph *gly = vid->font_driver->get_glyph(vid->font_data, (uint8_t)*msg); + + if (!gly) + gly = vid->font_driver->get_glyph(vid->font_data, '?'); + + if (!gly) + continue; + + int off_x = gly->draw_offset_x; + int off_y = gly->draw_offset_y; + int tex_x = gly->atlas_offset_x; + int tex_y = gly->atlas_offset_y; + + SDL_Rect srcrect = { + tex_x, tex_y, + gly->width, gly->height + }; + + SDL_Rect dstrect = { + x + delta_x + off_x, y + delta_y + off_y, + gly->width, gly->height + }; + + SDL_RenderCopyEx(vid->renderer, vid->font.tex, &srcrect, &dstrect, 0, NULL, SDL_FLIP_NONE); + + delta_x += gly->advance_x; + delta_y -= gly->advance_y; + } +} + +static void sdl2_gfx_set_handles(sdl2_video_t *vid) +{ + // SysWMinfo headers are broken on OSX. :( +#if defined(_WIN32) + SDL_SysWMinfo info; + SDL_VERSION(&info.version); + + if (SDL_GetWindowWMInfo(vid->window, &info) == 1) + { + driver.display_type = RARCH_DISPLAY_WIN32; + driver.video_display = 0; + driver.video_window = (uintptr_t)info.window; + } +#elif defined(HAVE_X11) + SDL_SysWMinfo info; + SDL_VERSION(&info.version); + + if (SDL_GetWindowWMInfo(vid->window, &info) == 1) + { + driver.display_type = RARCH_DISPLAY_X11; + driver.video_display = (uintptr_t)info.info.x11.display; + driver.video_window = (uintptr_t)info.info.x11.window; + } +#endif +} + +static void sdl2_init_renderer(sdl2_video_t *vid) +{ + unsigned flags = SDL_RENDERER_ACCELERATED; + + if (vid->video.vsync) + flags |= SDL_RENDERER_PRESENTVSYNC; + + SDL_ClearHints(); + SDL_SetHintWithPriority(SDL_HINT_RENDER_VSYNC, + vid->video.vsync ? "1" : "0", SDL_HINT_OVERRIDE); + vid->renderer = SDL_CreateRenderer(vid->window, -1, flags); + + if (!vid->renderer) + { + RARCH_ERR("[SDL]: Failed to initialize renderer: %s", SDL_GetError()); + return; + } + + SDL_SetRenderDrawColor(vid->renderer, 0, 0, 0, 255); +} + +static void sdl_refresh_renderer(sdl2_video_t *vid) +{ + SDL_RenderClear(vid->renderer); + SDL_Rect r = { vid->vp.x, vid->vp.y, vid->vp.width, vid->vp.height }; + SDL_RenderSetViewport(vid->renderer, &r); + + // breaks int scaling + // SDL_RenderSetLogicalSize(vid->renderer, vid->vp.width, vid->vp.height); +} + +static void sdl_refresh_viewport(sdl2_video_t *vid) +{ + int win_w, win_h; + + SDL_GetWindowSize(vid->window, &win_w, &win_h); + + vid->vp.x = 0; + vid->vp.y = 0; + vid->vp.width = win_w; + vid->vp.height = win_h; + vid->vp.full_width = win_w; + vid->vp.full_height = win_h; + + if (g_settings.video.scale_integer) + gfx_scale_integer(&vid->vp, win_w, win_h, g_extern.system.aspect_ratio, + vid->video.force_aspect); + else if (g_settings.video.aspect_ratio_idx == ASPECT_RATIO_CUSTOM) + { + const struct rarch_viewport *custom = &g_extern.console.screen.viewports.custom_vp; + + vid->vp.x = custom->x; + vid->vp.y = custom->y; + vid->vp.width = custom->width; + vid->vp.height = custom->height; + } + else if (vid->video.force_aspect) + { + float delta; + float device_aspect = (float)win_w / win_h; + float desired_aspect = g_extern.system.aspect_ratio; + + 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; + vid->vp.x = (int)roundf(win_w * (0.5f - delta)); + vid->vp.width = (unsigned)roundf(2.0f * win_w * delta); + } + else + { + delta = (device_aspect / desired_aspect - 1.0f) / 2.0f + 0.5f; + vid->vp.y = (int)roundf(win_h * (0.5f - delta)); + vid->vp.height = (unsigned)roundf(2.0f * win_h * delta); + } + } + + vid->should_resize = false; + + sdl_refresh_renderer(vid); +} + +static void sdl_refresh_input_size(sdl2_video_t *vid, bool menu, bool rgb32, + unsigned width, unsigned height, unsigned pitch) +{ + sdl2_tex_t *target = menu ? &vid->menu : &vid->frame; + + if (!target->tex || target->w != width || target->h != height + || target->rgb32 != rgb32 || target->pitch != pitch) + { + unsigned format; + + sdl_tex_zero(target); + + RARCH_PERFORMANCE_INIT(sdl_create_texture); + RARCH_PERFORMANCE_START(sdl_create_texture); + + if (menu) + format = rgb32 ? SDL_PIXELFORMAT_ARGB8888 : SDL_PIXELFORMAT_RGBA4444; + else + { + switch (g_extern.system.pix_fmt) + { + case RETRO_PIXEL_FORMAT_0RGB1555: + format = SDL_PIXELFORMAT_ARGB1555; + break; + case RETRO_PIXEL_FORMAT_XRGB8888: + format = SDL_PIXELFORMAT_ARGB8888; + break; + case RETRO_PIXEL_FORMAT_RGB565: + format = SDL_PIXELFORMAT_RGB565; + break; + default: + RARCH_ERR("Unknown/unsupported video format.\n"); + return; + break; + } + } + + SDL_SetHintWithPriority(SDL_HINT_RENDER_SCALE_QUALITY, + (vid->video.smooth || menu) ? "linear" : "nearest", + SDL_HINT_OVERRIDE); + + target->tex = SDL_CreateTexture(vid->renderer, format, + SDL_TEXTUREACCESS_STREAMING, width, height); + + RARCH_PERFORMANCE_STOP(sdl_create_texture); + + if (!target->tex) + { + RARCH_ERR("Failed to create %s texture: %s\n", menu ? "menu" : "main", + SDL_GetError()); + return; + } + + if (menu) + SDL_SetTextureBlendMode(target->tex, SDL_BLENDMODE_BLEND); + + target->w = width; + target->h = height; + target->pitch = pitch; + target->rgb32 = rgb32; + target->active = true; + } +} + +static void *sdl2_gfx_init(const video_info_t *video, const input_driver_t **input, void **input_data) +{ +#ifdef _WIN32 + gfx_set_dwm(); +#endif + +#ifdef HAVE_X11 + XInitThreads(); +#endif + + int i; + + SDL_InitSubSystem(SDL_INIT_VIDEO); + + sdl2_video_t *vid = (sdl2_video_t*)calloc(1, sizeof(*vid)); + if (!vid) + return NULL; + +// RARCH_LOG("[SDL]: supported video drivers (change with $SDL_VIDEODRIVER):\n"); + +// for (i = 0; i < SDL_GetNumVideoDrivers(); ++i) +// { +// RARCH_LOG("\t%s\n", SDL_GetVideoDriver(i)); +// } + + RARCH_LOG("[SDL]: Available displays:\n"); + for(i = 0; i < SDL_GetNumVideoDisplays(); ++i) + { + SDL_DisplayMode mode; + + if (SDL_GetCurrentDisplayMode(i, &mode) == 0) + RARCH_LOG("\tDisplay #%i mode: unknown.\n", i); + else + RARCH_LOG("\tDisplay #%i mode: %ix%i@%ihz.\n", i, mode.w, mode.h, + mode.refresh_rate); + } + +// void *sdl_input = NULL; + + if (!video->fullscreen) + RARCH_LOG("[SDL]: Creating window @ %ux%u\n", video->width, video->height); + + unsigned flags; + + if (video->fullscreen) + { + flags = g_settings.video.windowed_fullscreen ? SDL_WINDOW_FULLSCREEN_DESKTOP : SDL_WINDOW_FULLSCREEN; + } + else + flags = SDL_WINDOW_RESIZABLE; + + vid->window = SDL_CreateWindow("", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, + video->width, video->height, flags); + + if (!vid->window) + { + RARCH_ERR("[SDL]: Failed to init SDL window: %s\n", SDL_GetError()); + goto error; + } + + vid->video.smooth = g_settings.video.smooth; + vid->should_resize = true; + + sdl_tex_zero(&vid->frame); + sdl_tex_zero(&vid->menu); + + if (video->fullscreen) + SDL_ShowCursor(SDL_DISABLE); + + sdl2_init_renderer(vid); + sdl2_init_font(vid, g_settings.video.font_path, g_settings.video.font_size); + + sdl2_gfx_set_handles(vid); + + if (input && input_data) + { + void *sdl2_input = input_sdl2.init(); + if (sdl2_input) + { + *input = &input_sdl2; + *input_data = sdl2_input; + } + else + { + *input = NULL; + *input_data = NULL; + } + } + + return vid; + +error: + sdl2_gfx_free(vid); + return NULL; +} + +static void check_window(sdl2_video_t *vid) +{ + SDL_Event event; + + SDL_PumpEvents(); + while (SDL_PeepEvents(&event, 1, SDL_GETEVENT, SDL_QUIT, SDL_WINDOWEVENT) > 0) + { + switch (event.type) + { + case SDL_QUIT: + vid->quitting = true; + break; + + case SDL_WINDOWEVENT: + if (event.window.event == SDL_WINDOWEVENT_RESIZED) + vid->should_resize = true; + break; + + default: + break; + } + } +} + +static bool sdl2_gfx_frame(void *data, const void *frame, unsigned width, + unsigned height, unsigned pitch, const char *msg) +{ + sdl2_video_t *vid = (sdl2_video_t*)data; + + if (vid->should_resize) + sdl_refresh_viewport(vid); + + if (frame) + { + sdl_refresh_input_size(vid, false, vid->frame.rgb32/*vid->video.rgb32*/, width, height, pitch); + + RARCH_PERFORMANCE_INIT(sdl_copy_frame); + RARCH_PERFORMANCE_START(sdl_copy_frame); + + SDL_UpdateTexture(vid->frame.tex, NULL, frame, pitch); + + RARCH_PERFORMANCE_STOP(sdl_copy_frame); + } + + SDL_RenderCopyEx(vid->renderer, vid->frame.tex, NULL, NULL, vid->rotation, NULL, SDL_FLIP_NONE); + +#ifdef HAVE_MENU + if (g_extern.lifecycle_state & (1ULL << MODE_MENU) && driver.menu_ctx && driver.menu_ctx->frame) + driver.menu_ctx->frame(); +#endif + + if (vid->menu.active) + SDL_RenderCopy(vid->renderer, vid->menu.tex, NULL, NULL); + + if (msg) + sdl2_render_msg(vid, msg); + + SDL_RenderPresent(vid->renderer); + + char buf[128]; + if (gfx_get_fps(buf, sizeof(buf), NULL, 0)) + SDL_SetWindowTitle(vid->window, buf); + + g_extern.frame_count++; + + return true; +} + +static void sdl2_gfx_set_nonblock_state(void *data, bool toggle) +{ + sdl2_video_t *vid = (sdl2_video_t*)data; + + vid->video.vsync = !toggle; + sdl_refresh_renderer(vid); +} + +static bool sdl2_gfx_alive(void *data) +{ + sdl2_video_t *vid = (sdl2_video_t*)data; + check_window(vid); + return !vid->quitting; +} + +static bool sdl2_gfx_focus(void *data) +{ + sdl2_video_t *vid = (sdl2_video_t*)data; + unsigned flags = (SDL_WINDOW_INPUT_FOCUS | SDL_WINDOW_MOUSE_FOCUS); + return (SDL_GetWindowFlags(vid->window) & flags) == flags; +} + +static void sdl2_gfx_free(void *data) +{ + sdl2_video_t *vid = (sdl2_video_t*)data; + if (!vid) + return; + + SDL_QuitSubSystem(SDL_INIT_VIDEO); + + if (vid->font_data) + vid->font_driver->free(vid->font_data); + + free(vid); +} + +static void sdl2_gfx_set_rotation(void *data, unsigned rotation) +{ + sdl2_video_t *vid = (sdl2_video_t*)data; + vid->rotation = 270 * rotation; +} + +static void sdl2_gfx_viewport_info(void *data, struct rarch_viewport *vp) +{ + sdl2_video_t *vid = (sdl2_video_t*)data; + *vp = vid->vp; +} + +static bool sdl2_gfx_read_viewport(void *data, uint8_t *buffer) +{ + sdl2_video_t *vid = (sdl2_video_t*)data; + + RARCH_PERFORMANCE_INIT(sdl2_gfx_read_viewport); + RARCH_PERFORMANCE_START(sdl2_gfx_read_viewport); + + rarch_render_cached_frame(); + + SDL_Surface *surf = SDL_GetWindowSurface(vid->window); + SDL_Surface *bgr24 = SDL_ConvertSurfaceFormat(surf, SDL_PIXELFORMAT_BGR24, 0); + + if (!bgr24) + { + RARCH_WARN("Failed to convert viewport data to BGR24: %s", SDL_GetError()); + return false; + } + + memcpy(buffer, bgr24->pixels, bgr24->h * bgr24->pitch); + + RARCH_PERFORMANCE_STOP(sdl2_gfx_read_viewport); + + return true; +} + +void sdl2_poke_set_filtering(void *data, unsigned index, bool smooth) +{ + sdl2_video_t *vid = (sdl2_video_t*)data; + vid->video.smooth = smooth; + +// sdl_refresh_renderer(vid); + + sdl_tex_zero(&vid->frame); +} + +static void sdl2_poke_set_aspect_ratio(void *data, unsigned aspectratio_index) +{ + sdl2_video_t *vid = (sdl2_video_t*)data; + + switch (aspectratio_index) + { + case ASPECT_RATIO_SQUARE: + gfx_set_square_pixel_viewport(g_extern.system.av_info.geometry.base_width, + g_extern.system.av_info.geometry.base_height); + break; + + case ASPECT_RATIO_CORE: + gfx_set_core_viewport(); + break; + + case ASPECT_RATIO_CONFIG: + gfx_set_config_viewport(); + break; + + default: + break; + } + + g_extern.system.aspect_ratio = aspectratio_lut[aspectratio_index].value; + + vid->video.force_aspect = true; + vid->should_resize = true; +} + +void sdl2_poke_apply_state_changes(void *data) +{ + sdl2_video_t *vid = (sdl2_video_t*)data; + vid->should_resize = true; +} + +void sdl2_poke_set_texture_frame(void *data, const void *frame, bool rgb32, + unsigned width, unsigned height, float alpha) +{ + sdl2_video_t *vid = (sdl2_video_t*)data; + + if (frame) + { + sdl_refresh_input_size(vid, true, rgb32, width, height, + width * (rgb32 ? 4 : 2)); + + RARCH_PERFORMANCE_INIT(copy_texture_frame); + RARCH_PERFORMANCE_START(copy_texture_frame); + + SDL_UpdateTexture(vid->menu.tex, NULL, frame, vid->menu.pitch); + + RARCH_PERFORMANCE_STOP(copy_texture_frame); + } +} + +void sdl2_poke_texture_enable(void *data, bool enable, bool full_screen) +{ + sdl2_video_t *vid = (sdl2_video_t*)data; + + vid->menu.active = enable; +} + +void sdl2_poke_set_osd_msg(void *data, const char *msg, const struct font_params *params) +{ + sdl2_video_t *vid = (sdl2_video_t*)data; + sdl2_render_msg(vid, msg); + fprintf(stderr, "[SDL]: OSD MSG: %s\n", msg); +} + +void sdl2_show_mouse(void *data, bool state) +{ + (void)data; + SDL_ShowCursor(state); +} + +void sdl2_grab_mouse_toggle(void *data) +{ + sdl2_video_t *vid = (sdl2_video_t*)data; + SDL_SetWindowGrab(vid->window, SDL_GetWindowGrab(vid->window)); +} + +static video_poke_interface_t sdl2_video_poke_interface = { + sdl2_poke_set_filtering, +#ifdef HAVE_FBO + NULL, + NULL, +#endif + sdl2_poke_set_aspect_ratio, + sdl2_poke_apply_state_changes, +#ifdef HAVE_MENU + sdl2_poke_set_texture_frame, + sdl2_poke_texture_enable, +#endif + sdl2_poke_set_osd_msg, + sdl2_show_mouse, + sdl2_grab_mouse_toggle, + NULL, +}; + +void sdl2_gfx_poke_interface(void *data, const video_poke_interface_t **iface) +{ + (void)data; + *iface = &sdl2_video_poke_interface; +} + +const video_driver_t video_sdl2 = { + sdl2_gfx_init, + sdl2_gfx_frame, + sdl2_gfx_set_nonblock_state, + sdl2_gfx_alive, + sdl2_gfx_focus, + NULL, + sdl2_gfx_free, + "sdl2", + + sdl2_gfx_set_rotation, + sdl2_gfx_viewport_info, + sdl2_gfx_read_viewport, +#ifdef HAVE_OVERLAY + NULL, //void (*overlay_interface)(void *data, const video_overlay_interface_t **iface); +#endif + sdl2_gfx_poke_interface +}; + diff --git a/input/input_common.c b/input/input_common.c index ce0f0a7aea..bd5122185b 100644 --- a/input/input_common.c +++ b/input/input_common.c @@ -30,7 +30,7 @@ #include #endif -#ifdef HAVE_SDL +#if defined(HAVE_SDL) || defined(HAVE_SDL2) #include "SDL.h" #endif @@ -77,6 +77,9 @@ static const rarch_joypad_driver_t *joypad_drivers[] = { #ifdef HAVE_SDL &sdl_joypad, #endif +#ifdef HAVE_SDL2 + &sdl2_joypad, +#endif #ifdef __MACH__ &apple_joypad, #endif @@ -464,6 +467,96 @@ const struct rarch_key_map rarch_key_map_sdl[] = { }; #endif +#ifdef HAVE_SDL2 +const struct rarch_key_map rarch_key_map_sdl2[] = { + { SDL_SCANCODE_LEFT, RETROK_LEFT }, + { SDL_SCANCODE_RIGHT, RETROK_RIGHT }, + { SDL_SCANCODE_UP, RETROK_UP }, + { SDL_SCANCODE_DOWN, RETROK_DOWN }, + { SDL_SCANCODE_RETURN, RETROK_RETURN }, + { SDL_SCANCODE_TAB, RETROK_TAB }, + { SDL_SCANCODE_INSERT, RETROK_INSERT }, + { SDL_SCANCODE_DELETE, RETROK_DELETE }, + { SDL_SCANCODE_RSHIFT, RETROK_RSHIFT }, + { SDL_SCANCODE_LSHIFT, RETROK_LSHIFT }, + { SDL_SCANCODE_LCTRL, RETROK_LCTRL }, + { SDL_SCANCODE_END, RETROK_END }, + { SDL_SCANCODE_HOME, RETROK_HOME }, + { SDL_SCANCODE_PAGEDOWN, RETROK_PAGEDOWN }, + { SDL_SCANCODE_PAGEUP, RETROK_PAGEUP }, + { SDL_SCANCODE_LALT, RETROK_LALT }, + { SDL_SCANCODE_SPACE, RETROK_SPACE }, + { SDL_SCANCODE_ESCAPE, RETROK_ESCAPE }, + { SDL_SCANCODE_BACKSPACE, RETROK_BACKSPACE }, + { SDL_SCANCODE_KP_ENTER, RETROK_KP_ENTER }, + { SDL_SCANCODE_KP_PLUS, RETROK_KP_PLUS }, + { SDL_SCANCODE_KP_MINUS, RETROK_KP_MINUS }, + { SDL_SCANCODE_KP_MULTIPLY, RETROK_KP_MULTIPLY }, + { SDL_SCANCODE_KP_DIVIDE, RETROK_KP_DIVIDE }, + { SDL_SCANCODE_GRAVE, RETROK_BACKQUOTE }, + { SDL_SCANCODE_PAUSE, RETROK_PAUSE }, + { SDL_SCANCODE_KP_0, RETROK_KP0 }, + { SDL_SCANCODE_KP_1, RETROK_KP1 }, + { SDL_SCANCODE_KP_2, RETROK_KP2 }, + { SDL_SCANCODE_KP_3, RETROK_KP3 }, + { SDL_SCANCODE_KP_4, RETROK_KP4 }, + { SDL_SCANCODE_KP_5, RETROK_KP5 }, + { SDL_SCANCODE_KP_6, RETROK_KP6 }, + { SDL_SCANCODE_KP_7, RETROK_KP7 }, + { SDL_SCANCODE_KP_8, RETROK_KP8 }, + { SDL_SCANCODE_KP_9, RETROK_KP9 }, + { SDL_SCANCODE_0, RETROK_0 }, + { SDL_SCANCODE_1, RETROK_1 }, + { SDL_SCANCODE_2, RETROK_2 }, + { SDL_SCANCODE_3, RETROK_3 }, + { SDL_SCANCODE_4, RETROK_4 }, + { SDL_SCANCODE_5, RETROK_5 }, + { SDL_SCANCODE_6, RETROK_6 }, + { SDL_SCANCODE_7, RETROK_7 }, + { SDL_SCANCODE_8, RETROK_8 }, + { SDL_SCANCODE_9, RETROK_9 }, + { SDL_SCANCODE_F1, RETROK_F1 }, + { SDL_SCANCODE_F2, RETROK_F2 }, + { SDL_SCANCODE_F3, RETROK_F3 }, + { SDL_SCANCODE_F4, RETROK_F4 }, + { SDL_SCANCODE_F5, RETROK_F5 }, + { SDL_SCANCODE_F6, RETROK_F6 }, + { SDL_SCANCODE_F7, RETROK_F7 }, + { SDL_SCANCODE_F8, RETROK_F8 }, + { SDL_SCANCODE_F9, RETROK_F9 }, + { SDL_SCANCODE_F10, RETROK_F10 }, + { SDL_SCANCODE_F11, RETROK_F11 }, + { SDL_SCANCODE_F12, RETROK_F12 }, + { SDL_SCANCODE_A, RETROK_a }, + { SDL_SCANCODE_B, RETROK_b }, + { SDL_SCANCODE_C, RETROK_c }, + { SDL_SCANCODE_D, RETROK_d }, + { SDL_SCANCODE_E, RETROK_e }, + { SDL_SCANCODE_F, RETROK_f }, + { SDL_SCANCODE_G, RETROK_g }, + { SDL_SCANCODE_H, RETROK_h }, + { SDL_SCANCODE_I, RETROK_i }, + { SDL_SCANCODE_J, RETROK_j }, + { SDL_SCANCODE_K, RETROK_k }, + { SDL_SCANCODE_L, RETROK_l }, + { SDL_SCANCODE_M, RETROK_m }, + { SDL_SCANCODE_N, RETROK_n }, + { SDL_SCANCODE_O, RETROK_o }, + { SDL_SCANCODE_P, RETROK_p }, + { SDL_SCANCODE_Q, RETROK_q }, + { SDL_SCANCODE_R, RETROK_r }, + { SDL_SCANCODE_S, RETROK_s }, + { SDL_SCANCODE_T, RETROK_t }, + { SDL_SCANCODE_U, RETROK_u }, + { SDL_SCANCODE_V, RETROK_v }, + { SDL_SCANCODE_W, RETROK_w }, + { SDL_SCANCODE_X, RETROK_x }, + { SDL_SCANCODE_Y, RETROK_y }, + { SDL_SCANCODE_Z, RETROK_z }, + { 0, RETROK_UNKNOWN }, +}; +#endif + #ifdef HAVE_DINPUT const struct rarch_key_map rarch_key_map_dinput[] = { { DIK_LEFT, RETROK_LEFT }, diff --git a/input/input_common.h b/input/input_common.h index d72346df2e..407aa8918b 100644 --- a/input/input_common.h +++ b/input/input_common.h @@ -104,6 +104,7 @@ extern const rarch_joypad_driver_t linuxraw_joypad; extern const rarch_joypad_driver_t udev_joypad; extern const rarch_joypad_driver_t winxinput_joypad; // Named as such to avoid confusion with xb1/360 port code extern const rarch_joypad_driver_t sdl_joypad; +extern const rarch_joypad_driver_t sdl2_joypad; extern const rarch_joypad_driver_t ps3_joypad; extern const rarch_joypad_driver_t psp_joypad; extern const rarch_joypad_driver_t xdk_joypad; @@ -120,6 +121,7 @@ struct rarch_key_map extern const struct rarch_key_map rarch_key_map_x11[]; extern const struct rarch_key_map rarch_key_map_sdl[]; +extern const struct rarch_key_map rarch_key_map_sdl2[]; extern const struct rarch_key_map rarch_key_map_dinput[]; extern const struct rarch_key_map rarch_key_map_rwebinput[]; extern const struct rarch_key_map rarch_key_map_linux[]; diff --git a/input/sdl2_input.c b/input/sdl2_input.c new file mode 100644 index 0000000000..f67440ba37 --- /dev/null +++ b/input/sdl2_input.c @@ -0,0 +1,324 @@ +/* RetroArch - A frontend for libretro. + * Copyright (C) 2010-2014 - Hans-Kristian Arntzen + * + * 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 "../driver.h" + +#include "SDL.h" +#include "../gfx/gfx_context.h" +#include "../boolean.h" +#include "../general.h" +#include +#include +#include "../libretro.h" +#include "input_common.h" + +typedef struct sdl2_input +{ + const rarch_joypad_driver_t *joypad; + + int mouse_x, mouse_y; + int mouse_abs_x, mouse_abs_y; + int mouse_l, mouse_r, mouse_m, mouse_wu, mouse_wd, mouse_wl, mouse_wr; +} sdl2_input_t; + +static void *sdl2_input_init(void) +{ + input_init_keyboard_lut(rarch_key_map_sdl2); + sdl2_input_t *sdl = (sdl2_input_t*)calloc(1, sizeof(*sdl)); + if (!sdl) + return NULL; + + sdl->joypad = input_joypad_init_driver(g_settings.input.joypad_driver); + return sdl; +} + +static bool sdl2_key_pressed(int key) +{ + if (key >= RETROK_LAST) + return false; + + int sym = input_translate_rk_to_keysym((enum retro_key)key); + + int num_keys; + const uint8_t *keymap = SDL_GetKeyboardState(&num_keys); + if (sym < 0 || sym >= num_keys) + return false; + + return keymap[sym]; +} + +static bool sdl2_is_pressed(sdl2_input_t *sdl, unsigned port_num, const struct retro_keybind *binds, unsigned key) +{ + if (sdl2_key_pressed(binds[key].key)) + return true; + + return input_joypad_pressed(sdl->joypad, port_num, binds, key); +} + +static int16_t sdl2_analog_pressed(sdl2_input_t *sdl, const struct retro_keybind *binds, + unsigned index, unsigned id) +{ + unsigned id_minus = 0; + unsigned id_plus = 0; + input_conv_analog_id_to_bind_id(index, id, &id_minus, &id_plus); + + int16_t pressed_minus = sdl2_key_pressed(binds[id_minus].key) ? -0x7fff : 0; + int16_t pressed_plus = sdl2_key_pressed(binds[id_plus].key) ? 0x7fff : 0; + return pressed_plus + pressed_minus; +} + +static bool sdl2_bind_button_pressed(void *data, int key) +{ + const struct retro_keybind *binds = g_settings.input.binds[0]; + if (key >= 0 && key < RARCH_BIND_LIST_END) + return sdl2_is_pressed((sdl2_input_t*)data, 0, binds, key); + else + return false; +} + +static int16_t sdl2_joypad_device_state(sdl2_input_t *sdl, const struct retro_keybind **binds_, + unsigned port_num, unsigned id) +{ + const struct retro_keybind *binds = binds_[port_num]; + if (id < RARCH_BIND_LIST_END) + return binds[id].valid && sdl2_is_pressed(sdl, port_num, binds, id); + else + return 0; +} + +static int16_t sdl2_analog_device_state(sdl2_input_t *sdl, const struct retro_keybind **binds, + unsigned port_num, unsigned index, unsigned id) +{ + int16_t ret = sdl2_analog_pressed(sdl, binds[port_num], index, id); + if (!ret) + ret = input_joypad_analog(sdl->joypad, port_num, index, id, binds[port_num]); + return ret; +} + +static int16_t sdl2_keyboard_device_state(sdl2_input_t *sdl, unsigned id) +{ + return sdl2_key_pressed(id); +} + +static int16_t sdl2_mouse_device_state(sdl2_input_t *sdl, unsigned id) +{ + switch (id) + { + case RETRO_DEVICE_ID_MOUSE_LEFT: + return sdl->mouse_l; + case RETRO_DEVICE_ID_MOUSE_RIGHT: + return sdl->mouse_r; + case RETRO_DEVICE_ID_MOUSE_WHEELUP: + return sdl->mouse_wu; + case RETRO_DEVICE_ID_MOUSE_WHEELDOWN: + return sdl->mouse_wd; + case RETRO_DEVICE_ID_MOUSE_X: + return sdl->mouse_x; + case RETRO_DEVICE_ID_MOUSE_Y: + return sdl->mouse_y; + case RETRO_DEVICE_ID_MOUSE_MIDDLE: + return sdl->mouse_m; + default: + return 0; + } +} + +static int16_t sdl2_pointer_device_state(sdl2_input_t *sdl, unsigned index, unsigned id, bool screen) +{ + if (index != 0) + return 0; + + int16_t res_x = 0, res_y = 0, res_screen_x = 0, res_screen_y = 0; + bool valid = input_translate_coord_viewport(sdl->mouse_abs_x, sdl->mouse_abs_y, + &res_x, &res_y, &res_screen_x, &res_screen_y); + + if (!valid) + return 0; + + if (screen) + { + res_x = res_screen_x; + res_y = res_screen_y; + } + + bool inside = (res_x >= -0x7fff) && (res_y >= -0x7fff); + + if (!inside) + return 0; + + switch (id) + { + case RETRO_DEVICE_ID_POINTER_X: + return res_x; + case RETRO_DEVICE_ID_POINTER_Y: + return res_y; + case RETRO_DEVICE_ID_POINTER_PRESSED: + return sdl->mouse_l; + default: + return 0; + } +} + +static int16_t sdl2_lightgun_device_state(sdl2_input_t *sdl, unsigned id) +{ + switch (id) + { + case RETRO_DEVICE_ID_LIGHTGUN_X: + return sdl->mouse_x; + case RETRO_DEVICE_ID_LIGHTGUN_Y: + return sdl->mouse_y; + case RETRO_DEVICE_ID_LIGHTGUN_TRIGGER: + return sdl->mouse_l; + case RETRO_DEVICE_ID_LIGHTGUN_CURSOR: + return sdl->mouse_m; + case RETRO_DEVICE_ID_LIGHTGUN_TURBO: + return sdl->mouse_r; + case RETRO_DEVICE_ID_LIGHTGUN_START: + return sdl->mouse_m && sdl->mouse_r; + case RETRO_DEVICE_ID_LIGHTGUN_PAUSE: + return sdl->mouse_m && sdl->mouse_l; + default: + return 0; + } +} + +static int16_t sdl2_input_state(void *data_, const struct retro_keybind **binds, unsigned port, unsigned device, unsigned index, unsigned id) +{ + sdl2_input_t *data = (sdl2_input_t*)data_; + switch (device) + { + case RETRO_DEVICE_JOYPAD: + return sdl2_joypad_device_state(data, binds, port, id); + case RETRO_DEVICE_ANALOG: + return sdl2_analog_device_state(data, binds, port, index, id); + case RETRO_DEVICE_MOUSE: + return sdl2_mouse_device_state(data, id); + case RETRO_DEVICE_POINTER: + case RARCH_DEVICE_POINTER_SCREEN: + return sdl2_pointer_device_state(data, index, id, device == RARCH_DEVICE_POINTER_SCREEN); + case RETRO_DEVICE_KEYBOARD: + return sdl2_keyboard_device_state(data, id); + case RETRO_DEVICE_LIGHTGUN: + return sdl2_lightgun_device_state(data, id); + + default: + return 0; + } +} + +static void sdl2_input_free(void *data) +{ + if (!data) + return; + + // Flush out all pending events. + SDL_FlushEvents(SDL_FIRSTEVENT, SDL_LASTEVENT); + + sdl2_input_t *sdl = (sdl2_input_t*)data; + + if (sdl->joypad) + sdl->joypad->destroy(); + + free(data); +} + +static void sdl2_grab_mouse(void *data, bool state) +{ + sdl2_input_t *sdl = (sdl2_input_t*)data; + + if (driver.video == &video_sdl2) + { + /* first member of sdl2_video_t is the window */ + struct temp{ + SDL_Window *w; + }; + SDL_SetWindowGrab(((struct temp*)driver.video_data)->w, + state ? SDL_TRUE : SDL_FALSE); + } +} + +static bool sdl2_set_rumble(void *data, unsigned port, enum retro_rumble_effect effect, uint16_t strength) +{ + sdl2_input_t *sdl = (sdl2_input_t*)data; + return input_joypad_set_rumble(sdl->joypad, port, effect, strength); +} + +static const rarch_joypad_driver_t *sdl2_get_joypad_driver(void *data) +{ + sdl2_input_t *sdl = (sdl2_input_t*)data; + return sdl->joypad; +} + +static void sdl2_input_poll(void *data) +{ + sdl2_input_t *sdl = (sdl2_input_t*)data; + + SDL_Event event; + + SDL_PumpEvents(); + while (SDL_PeepEvents(&event, 1, SDL_GETEVENT, SDL_MOUSEWHEEL, SDL_MOUSEWHEEL) > 0) + { + if (event.type == SDL_MOUSEWHEEL) + { + sdl->mouse_wu = event.wheel.y < 0; + sdl->mouse_wd = event.wheel.y > 0; + sdl->mouse_wl = event.wheel.x < 0; + sdl->mouse_wr = event.wheel.x > 0; + break; + } + } + + if (sdl->joypad) + sdl->joypad->poll(); + + uint8_t btn = SDL_GetRelativeMouseState(&sdl->mouse_x, &sdl->mouse_y); + SDL_GetMouseState(&sdl->mouse_abs_x, &sdl->mouse_abs_y); + + sdl->mouse_l = SDL_BUTTON(SDL_BUTTON_LEFT) & btn ? 1 : 0; + sdl->mouse_r = SDL_BUTTON(SDL_BUTTON_RIGHT) & btn ? 1 : 0; + sdl->mouse_m = SDL_BUTTON(SDL_BUTTON_MIDDLE) & btn ? 1 : 0; +} + +static uint64_t sdl2_get_capabilities(void *data) +{ + uint64_t caps = 0; + + caps |= (1 << RETRO_DEVICE_JOYPAD); + caps |= (1 << RETRO_DEVICE_MOUSE); + caps |= (1 << RETRO_DEVICE_KEYBOARD); + caps |= (1 << RETRO_DEVICE_LIGHTGUN); + caps |= (1 << RETRO_DEVICE_POINTER); + caps |= (1 << RETRO_DEVICE_ANALOG); + + return caps; +} + +const input_driver_t input_sdl2 = { + sdl2_input_init, + sdl2_input_poll, + sdl2_input_state, + sdl2_bind_button_pressed, + sdl2_input_free, + NULL, + NULL, + NULL, + sdl2_get_capabilities, + NULL, + "sdl2", + sdl2_grab_mouse, + sdl2_set_rumble, + sdl2_get_joypad_driver, +}; + diff --git a/input/sdl2_joypad.c b/input/sdl2_joypad.c new file mode 100644 index 0000000000..f934abccdc --- /dev/null +++ b/input/sdl2_joypad.c @@ -0,0 +1,315 @@ +/* RetroArch - A frontend for libretro. + * Copyright (C) 2010-2014 - Hans-Kristian Arntzen + * + * 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 "input_common.h" +#include "SDL.h" +#include "../general.h" + +typedef struct _sdl2_joypad +{ + SDL_Joystick *joypad; + SDL_Haptic *haptic; + int rumble_effect; // -1 = not initialized, -2 = error/unsupported + unsigned num_axes; + unsigned num_buttons; + unsigned num_hats; + unsigned num_balls; +} sdl2_joypad_t; + +static sdl2_joypad_t g_pads[MAX_PLAYERS]; +static bool has_haptic; + +static void sdl2_joypad_destroy(void) +{ + unsigned i; + for (i = 0; i < MAX_PLAYERS; i++) + { + + } + + SDL_QuitSubSystem(SDL_INIT_JOYSTICK); + memset(g_pads, 0, sizeof(g_pads)); +} + +static void sdl2_joypad_connect(int id) +{ + sdl2_joypad_t *pad = &g_pads[id]; + pad->joypad = SDL_JoystickOpen(id); + if (!pad->joypad) + { + RARCH_ERR("[SDL]: Couldn't open SDL joystick #%u.\n", id); + return; + } + + RARCH_LOG("[SDL]: Joypad #%u connected: %s.\n", + id, SDL_JoystickName(pad->joypad)); + + pad->haptic = has_haptic ? SDL_HapticOpenFromJoystick(pad->joypad) : NULL; + + if (has_haptic && !pad->haptic) + RARCH_WARN("[SDL]: Couldn't open haptic device of the joypad #%u: %s\n", + id, SDL_GetError()); + + pad->rumble_effect = -1; + + if (pad->haptic) + { + SDL_HapticEffect efx; + efx.type = SDL_HAPTIC_LEFTRIGHT; + efx.leftright.type = SDL_HAPTIC_LEFTRIGHT; + efx.leftright.large_magnitude = efx.leftright.small_magnitude = 0x4000; + efx.leftright.length = 5000; + + if (SDL_HapticEffectSupported(pad->haptic, &efx) == SDL_FALSE) + { + pad->rumble_effect = -2; + RARCH_WARN("[SDL]: Joypad #%u does not support rumble.\n", id); + } + } + + pad->num_axes = SDL_JoystickNumAxes(pad->joypad); + pad->num_buttons = SDL_JoystickNumButtons(pad->joypad); + pad->num_hats = SDL_JoystickNumHats(pad->joypad); + pad->num_balls = SDL_JoystickNumBalls(pad->joypad); + + RARCH_LOG("[SDL]: Joypad #%u has: %u axes, %u buttons, %u hats and %u trackballs.\n", + id, pad->num_axes, pad->num_buttons, pad->num_hats, pad->num_balls); +} + +static void sdl2_joypad_disconnect(int id) +{ + RARCH_LOG("[SDL]: Joypad #%u disconnected.\n", id); + + if (g_pads[id].haptic) + SDL_HapticClose(g_pads[id].haptic); + + if (g_pads[id].joypad) + SDL_JoystickClose(g_pads[id].joypad); + + memset(&g_pads[id], 0, sizeof(g_pads[id])); +} + +static bool sdl2_joypad_init(void) +{ + unsigned i; + + has_haptic = false; + if (SDL_Init(SDL_INIT_JOYSTICK) < 0) + { + RARCH_WARN("[SDL]: Failed to initialize joystick interface: %s\n", + SDL_GetError()); + return false; + } + + SDL_JoystickEventState(SDL_ENABLE); + + // TODO: Add SDL_GameController support. +// if (SDL_Init(SDL_INIT_GAMECONTROLLER) < 0) +// RARCH_LOG("[SDL]: Failed to initialize game controller interface: %s\n", +// SDL_GetError()); + + if (SDL_Init(SDL_INIT_HAPTIC) < 0) + RARCH_WARN("[SDL]: Failed to initialize haptic device support: %s\n", + SDL_GetError()); + else + has_haptic = true; + + unsigned num_sticks = SDL_NumJoysticks(); + if (num_sticks > MAX_PLAYERS) + num_sticks = MAX_PLAYERS; + + for (i = 0; i < num_sticks; i++) + { + sdl2_joypad_connect(i); + } + + num_sticks = 0; + for (i = 0; i < MAX_PLAYERS; i++) + { + if (g_pads[i].joypad) + num_sticks++; + } + + if (num_sticks == 0) + goto error; + + return true; + +error: + sdl2_joypad_destroy(); + return false; +} + +static bool sdl2_joypad_button(unsigned port, uint16_t joykey) +{ + if (joykey == NO_BTN) + return false; + + const sdl2_joypad_t *pad = &g_pads[port]; + if (!pad->joypad) + return false; + + // Check hat. + if (GET_HAT_DIR(joykey)) + { + uint16_t hat = GET_HAT(joykey); + if (hat >= pad->num_hats) + return false; + + Uint8 dir = SDL_JoystickGetHat(pad->joypad, hat); + switch (GET_HAT_DIR(joykey)) + { + case HAT_UP_MASK: + return dir & SDL_HAT_UP; + case HAT_DOWN_MASK: + return dir & SDL_HAT_DOWN; + case HAT_LEFT_MASK: + return dir & SDL_HAT_LEFT; + case HAT_RIGHT_MASK: + return dir & SDL_HAT_RIGHT; + default: + return false; + } + } + else // Check the button + { + if (joykey < pad->num_buttons && SDL_JoystickGetButton(pad->joypad, joykey)) + return true; + + return false; + } +} + +static int16_t sdl2_joypad_axis(unsigned port, uint32_t joyaxis) +{ + if (joyaxis == AXIS_NONE) + return 0; + + const sdl2_joypad_t *pad = &g_pads[port]; + if (!pad->joypad) + return false; + + Sint16 val = 0; + if (AXIS_NEG_GET(joyaxis) < pad->num_axes) + { + val = SDL_JoystickGetAxis(pad->joypad, AXIS_NEG_GET(joyaxis)); + + if (val > 0) + val = 0; + else if (val < -0x7fff) // -0x8000 can cause trouble if we later abs() it. + val = -0x7fff; + } + else if (AXIS_POS_GET(joyaxis) < pad->num_axes) + { + val = SDL_JoystickGetAxis(pad->joypad, AXIS_POS_GET(joyaxis)); + + if (val < 0) + val = 0; + } + + return val; +} + +static void sdl2_joypad_poll(void) +{ + SDL_Event event; + + SDL_PumpEvents(); + while (SDL_PeepEvents(&event, 1, SDL_GETEVENT, SDL_JOYDEVICEADDED, SDL_JOYDEVICEREMOVED) > 0) + { + if (event.type == SDL_JOYDEVICEADDED) + { + sdl2_joypad_connect(event.jdevice.which); + } + else if (event.type == SDL_JOYDEVICEREMOVED) + { + sdl2_joypad_disconnect(event.jdevice.which); + } + } +} + +static bool sdl2_joypad_set_rumble(unsigned pad, enum retro_rumble_effect effect, uint16_t strength) +{ + SDL_HapticEffect efx; + memset(&efx, 0, sizeof(efx)); + + sdl2_joypad_t *joypad = &g_pads[pad]; + + if (!joypad->joypad || !joypad->haptic) + return false; + + efx.type = SDL_HAPTIC_LEFTRIGHT; + efx.leftright.type = SDL_HAPTIC_LEFTRIGHT; + efx.leftright.length = 5000; + + switch (effect) + { + case RETRO_RUMBLE_STRONG: efx.leftright.large_magnitude = strength; break; + case RETRO_RUMBLE_WEAK: efx.leftright.small_magnitude = strength; break; + default: return false; + } + + if (joypad->rumble_effect == -1) + { + joypad->rumble_effect = SDL_HapticNewEffect(g_pads[pad].haptic, &efx); + if (joypad->rumble_effect < 0) + { + RARCH_WARN("[SDL]: Failed to create rumble effect for joypad %u: %s\n", + pad, SDL_GetError()); + joypad->rumble_effect = -2; + return false; + } + } + else if (joypad->rumble_effect >= 0) + SDL_HapticUpdateEffect(joypad->haptic, joypad->rumble_effect, &efx); + + if (joypad->rumble_effect < 0) + return false; + + if (SDL_HapticRunEffect(joypad->haptic, joypad->rumble_effect, 1) < 0) + { + RARCH_WARN("[SDL]: Failed to set rumble effect on joypad %u: %s\n", + pad, SDL_GetError()); + return false; + } + + return true; +} + +static bool sdl2_joypad_query_pad(unsigned pad) +{ + return pad < MAX_PLAYERS && g_pads[pad].joypad; +} + +static const char *sdl2_joypad_name(unsigned pad) +{ + if (pad >= MAX_PLAYERS) + return NULL; + + return SDL_JoystickName(g_pads[pad].joypad); +} + +const rarch_joypad_driver_t sdl2_joypad = { + sdl2_joypad_init, + sdl2_joypad_query_pad, + sdl2_joypad_destroy, + sdl2_joypad_button, + sdl2_joypad_axis, + sdl2_joypad_poll, + sdl2_joypad_set_rumble, + sdl2_joypad_name, + "sdl2", +}; + diff --git a/qb/config.libs.sh b/qb/config.libs.sh index 4de145f5d3..1680d94d90 100644 --- a/qb/config.libs.sh +++ b/qb/config.libs.sh @@ -160,6 +160,18 @@ check_lib COREAUDIO "-framework AudioUnit" AudioUnitInitialize check_pkgconf SDL sdl 1.2.10 +if [ "$HAVE_SDL2" == 'yes' ]; then + check_pkgconf SDL2 sdl2 2.0.0 + + if [ "$HAVE_SDL2" == 'yes' ] && [ "$HAVE_SDL" == 'yes' ]; then + echo "SDL drivers will be replaced by SDL2 ones." + HAVE_SDL=no + elif [ "$HAVE_SDL2" == 'no' ]; then + echo "SDL2 not found, skipping." + HAVE_SDL2=no + fi +fi + if [ "$HAVE_OPENGL" != 'no' ] && [ "$HAVE_GLES" != 'yes' ]; then if [ "$OS" = 'Darwin' ]; then check_lib CG "-framework Cg" cgCreateContext @@ -278,6 +290,6 @@ add_define_make OS "$OS" # Creates config.mk and config.h. add_define_make GLOBAL_CONFIG_DIR "$GLOBAL_CONFIG_DIR" -VARS="RGUI LAKKA ALSA OSS OSS_BSD OSS_LIB AL RSOUND ROAR JACK COREAUDIO PULSE SDL OPENGL LIMA OMAP GLES GLES3 VG EGL KMS GBM DRM DYLIB GETOPT_LONG THREADS CG LIBXML2 ZLIB DYNAMIC FFMPEG AVCODEC AVFORMAT AVUTIL SWSCALE FREETYPE XKBCOMMON XVIDEO X11 XEXT XF86VM XINERAMA WAYLAND MALI_FBDEV NETPLAY NETWORK_CMD STDIN_CMD COMMAND SOCKET_LEGACY FBO STRL STRCASESTR MMAP PYTHON FFMPEG_ALLOC_CONTEXT3 FFMPEG_AVCODEC_OPEN2 FFMPEG_AVIO_OPEN FFMPEG_AVFORMAT_WRITE_HEADER FFMPEG_AVFORMAT_NEW_STREAM FFMPEG_AVCODEC_ENCODE_AUDIO2 FFMPEG_AVCODEC_ENCODE_VIDEO2 BSV_MOVIE VIDEOCORE NEON FLOATHARD FLOATSOFTFP UDEV V4L2 AV_CHANNEL_LAYOUT" +VARS="RGUI LAKKA ALSA OSS OSS_BSD OSS_LIB AL RSOUND ROAR JACK COREAUDIO PULSE SDL SDL2 OPENGL LIMA OMAP GLES GLES3 VG EGL KMS GBM DRM DYLIB GETOPT_LONG THREADS CG LIBXML2 ZLIB DYNAMIC FFMPEG AVCODEC AVFORMAT AVUTIL SWSCALE FREETYPE XKBCOMMON XVIDEO X11 XEXT XF86VM XINERAMA WAYLAND MALI_FBDEV NETPLAY NETWORK_CMD STDIN_CMD COMMAND SOCKET_LEGACY FBO STRL STRCASESTR MMAP PYTHON FFMPEG_ALLOC_CONTEXT3 FFMPEG_AVCODEC_OPEN2 FFMPEG_AVIO_OPEN FFMPEG_AVFORMAT_WRITE_HEADER FFMPEG_AVFORMAT_NEW_STREAM FFMPEG_AVCODEC_ENCODE_AUDIO2 FFMPEG_AVCODEC_ENCODE_VIDEO2 BSV_MOVIE VIDEOCORE NEON FLOATHARD FLOATSOFTFP UDEV V4L2 AV_CHANNEL_LAYOUT" create_config_make config.mk $VARS create_config_header config.h $VARS diff --git a/qb/config.params.sh b/qb/config.params.sh index 06000ee69b..57915b8cd8 100644 --- a/qb/config.params.sh +++ b/qb/config.params.sh @@ -2,6 +2,7 @@ HAVE_RGUI=yes # Disable RGUI HAVE_LAKKA=no # Enable Lakka menu HAVE_DYNAMIC=yes # Disable dynamic loading of libretro library HAVE_SDL=auto # SDL support +HAVE_SDL2=no # SDL2 support (disables SDL 1.x) HAVE_UDEV=auto # Udev/Evdev gamepad support HAVE_LIBRETRO= # libretro library used HAVE_MAN_DIR= # Manpage install directory diff --git a/retroarch.c b/retroarch.c index 9613113038..9d4e00b8d3 100644 --- a/retroarch.c +++ b/retroarch.c @@ -823,6 +823,7 @@ static void print_features(void) puts(""); puts("Features:"); _PSUPP(sdl, "SDL", "SDL drivers"); + _PSUPP(sdl2, "SDL2", "SDL2 drivers"); _PSUPP(x11, "X11", "X11 drivers"); _PSUPP(wayland, "wayland", "Wayland drivers"); _PSUPP(thread, "Threads", "Threading support");