diff --git a/frontend/menu/disp/lakka.c b/frontend/menu/disp/lakka.c
new file mode 100644
index 0000000000..01ca070521
--- /dev/null
+++ b/frontend/menu/disp/lakka.c
@@ -0,0 +1,724 @@
+/* RetroArch - A frontend for libretro.
+ * Copyright (C) 2010-2014 - Hans-Kristian Arntzen
+ * Copyright (C) 2011-2014 - Daniel De Matteis
+ * Copyright (C) 2012-2014 - Michael Lelli
+ *
+ * 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
+#include
+
+#include "../menu_common.h"
+#include "../menu_context.h"
+#include "../../../file_list.h"
+#include "../../../general.h"
+#include "../../../gfx/gfx_common.h"
+#include "../../../gfx/gl_common.h"
+#include "../../../gfx/shader_common.h"
+#include "../../../config.def.h"
+#include "../../../file.h"
+#include "../../../dynamic.h"
+#include "../../../compat/posix_string.h"
+#include "../../../gfx/shader_parse.h"
+#include "../../../performance.h"
+#include "../../../input/input_common.h"
+
+#include "../../../screenshot.h"
+#include "../../../gfx/fonts/bitmap.h"
+
+GLuint texid = 0;
+struct texture_image *menu_texture;
+static bool textures_inited =false;
+
+// thanks to https://github.com/DavidEGrayson/ahrs-visualizer/blob/master/png_texture.cpp
+static GLuint png_texture_load(const char * file_name, int * width, int * height)
+{
+ // Generate the OpenGL texture object
+ GLuint texture;
+ glGenTextures(1, &texture);
+ glBindTexture(GL_TEXTURE_2D, texture);
+ glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, menu_texture->width, menu_texture->height, 0, GL_RGB, GL_UNSIGNED_BYTE, menu_texture->pixels);
+ glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+ glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
+
+ return texture;
+}
+
+#if defined(HAVE_CG) || defined(HAVE_GLSL) || defined(HAVE_HLSL)
+#define HAVE_SHADER_MANAGER
+#endif
+
+static uint16_t menu_framebuf[400 * 240];
+
+#define LAKKA_TERM_START_X 15
+#define LAKKA_TERM_START_Y 27
+#define LAKKA_TERM_WIDTH (((rgui->width - LAKKA_TERM_START_X - 15) / (FONT_WIDTH_STRIDE)))
+#define LAKKA_TERM_HEIGHT (((rgui->height - LAKKA_TERM_START_Y - 15) / (FONT_HEIGHT_STRIDE)) - 1)
+
+int dim = 192;
+
+static void lakka_copy_glyph(uint8_t *glyph, const uint8_t *buf)
+{
+ int y, x;
+ for (y = 0; y < FONT_HEIGHT; y++)
+ {
+ for (x = 0; x < FONT_WIDTH; x++)
+ {
+ uint32_t col =
+ ((uint32_t)buf[3 * (-y * 256 + x) + 0] << 0) |
+ ((uint32_t)buf[3 * (-y * 256 + x) + 1] << 8) |
+ ((uint32_t)buf[3 * (-y * 256 + x) + 2] << 16);
+
+ uint8_t rem = 1 << ((x + y * FONT_WIDTH) & 7);
+ unsigned offset = (x + y * FONT_WIDTH) >> 3;
+
+ if (col != 0xff)
+ glyph[offset] |= rem;
+ }
+ }
+}
+
+static uint16_t gray_filler(unsigned x, unsigned y)
+{
+ return 0x0008;
+}
+
+static uint16_t green_filler(unsigned x, unsigned y)
+{
+ return 0xf008;
+}
+
+static void fill_rect(uint16_t *buf, unsigned pitch,
+ unsigned x, unsigned y,
+ unsigned width, unsigned height,
+ uint16_t (*col)(unsigned x, unsigned y))
+{
+ unsigned j, i;
+ for (j = y; j < y + height; j++)
+ for (i = x; i < x + width; i++)
+ buf[j * (pitch >> 1) + i] = col(i, j);
+}
+
+static void blit_line(rgui_handle_t *rgui,
+ int x, int y, const char *message, bool green)
+{
+ int j, i;
+ while (*message)
+ {
+ for (j = 0; j < FONT_HEIGHT; j++)
+ {
+ for (i = 0; i < FONT_WIDTH; i++)
+ {
+ uint8_t rem = 1 << ((i + j * FONT_WIDTH) & 7);
+ int offset = (i + j * FONT_WIDTH) >> 3;
+ bool col = (rgui->font[FONT_OFFSET((unsigned char)*message) + offset] & rem);
+
+ if (col)
+ {
+ rgui->frame_buf[(y + j) * (rgui->frame_buf_pitch >> 1) + (x + i)] = green ?
+#ifdef GEKKO
+ (3 << 0) | (10 << 4) | (3 << 8) | (7 << 12) : 0x7FFF;
+#else
+ (15 << 0) | (7 << 4) | (15 << 8) | (7 << 12) : 0xFFFF;
+#endif
+ }
+ }
+ }
+
+ x += FONT_WIDTH_STRIDE;
+ message++;
+ }
+}
+
+static void init_font(rgui_handle_t *rgui, const uint8_t *font_bmp_buf)
+{
+ unsigned i;
+ uint8_t *font = (uint8_t *) calloc(1, FONT_OFFSET(256));
+ rgui->alloc_font = true;
+ for (i = 0; i < 256; i++)
+ {
+ unsigned y = i / 16;
+ unsigned x = i % 16;
+ lakka_copy_glyph(&font[FONT_OFFSET(i)],
+ font_bmp_buf + 54 + 3 * (256 * (255 - 16 * y) + 16 * x));
+ }
+
+ rgui->font = font;
+}
+
+static bool rguidisp_init_font(void *data)
+{
+ rgui_handle_t *rgui = (rgui_handle_t*)data;
+
+ const uint8_t *font_bmp_buf = NULL;
+ const uint8_t *font_bin_buf = bitmap_bin;
+ bool ret = true;
+
+ if (font_bmp_buf)
+ init_font(rgui, font_bmp_buf);
+ else if (font_bin_buf)
+ rgui->font = font_bin_buf;
+ else
+ ret = false;
+
+ return ret;
+}
+
+static void lakka_render_background(rgui_handle_t *rgui)
+{
+ fill_rect(rgui->frame_buf, rgui->frame_buf_pitch,
+ 0, 0, rgui->width, rgui->height, gray_filler);
+
+ fill_rect(rgui->frame_buf, rgui->frame_buf_pitch,
+ 5, 5, rgui->width - 10, 5, green_filler);
+
+ fill_rect(rgui->frame_buf, rgui->frame_buf_pitch,
+ 5, rgui->height - 10, rgui->width - 10, 5, green_filler);
+
+ fill_rect(rgui->frame_buf, rgui->frame_buf_pitch,
+ 5, 5, 5, rgui->height - 10, green_filler);
+
+ fill_rect(rgui->frame_buf, rgui->frame_buf_pitch,
+ rgui->width - 10, 5, 5, rgui->height - 10, green_filler);
+}
+
+static void lakka_render_messagebox(void *data, const char *message)
+{
+ rgui_handle_t *rgui = (rgui_handle_t*)data;
+ size_t i;
+
+ if (!message || !*message)
+ return;
+
+ struct string_list *list = string_split(message, "\n");
+ if (!list)
+ return;
+ if (list->elems == 0)
+ {
+ string_list_free(list);
+ return;
+ }
+
+ unsigned width = 0;
+ unsigned glyphs_width = 0;
+ for (i = 0; i < list->size; i++)
+ {
+ char *msg = list->elems[i].data;
+ unsigned msglen = strlen(msg);
+ if (msglen > LAKKA_TERM_WIDTH)
+ {
+ msg[LAKKA_TERM_WIDTH - 2] = '.';
+ msg[LAKKA_TERM_WIDTH - 1] = '.';
+ msg[LAKKA_TERM_WIDTH - 0] = '.';
+ msg[LAKKA_TERM_WIDTH + 1] = '\0';
+ msglen = LAKKA_TERM_WIDTH;
+ }
+
+ unsigned line_width = msglen * FONT_WIDTH_STRIDE - 1 + 6 + 10;
+ width = max(width, line_width);
+ glyphs_width = max(glyphs_width, msglen);
+ }
+
+ unsigned height = FONT_HEIGHT_STRIDE * list->size + 6 + 10;
+ int x = (rgui->width - width) / 2;
+ int y = (rgui->height - height) / 2;
+
+ fill_rect(rgui->frame_buf, rgui->frame_buf_pitch,
+ x + 5, y + 5, width - 10, height - 10, gray_filler);
+
+ fill_rect(rgui->frame_buf, rgui->frame_buf_pitch,
+ x, y, width - 5, 5, green_filler);
+
+ fill_rect(rgui->frame_buf, rgui->frame_buf_pitch,
+ x + width - 5, y, 5, height - 5, green_filler);
+
+ fill_rect(rgui->frame_buf, rgui->frame_buf_pitch,
+ x + 5, y + height - 5, width - 5, 5, green_filler);
+
+ fill_rect(rgui->frame_buf, rgui->frame_buf_pitch,
+ x, y + 5, 5, height - 5, green_filler);
+
+ for (i = 0; i < list->size; i++)
+ {
+ const char *msg = list->elems[i].data;
+ int offset_x = FONT_WIDTH_STRIDE * (glyphs_width - strlen(msg)) / 2;
+ int offset_y = FONT_HEIGHT_STRIDE * i;
+ blit_line(rgui, x + 8 + offset_x, y + 8 + offset_y, msg, false);
+ }
+
+ string_list_free(list);
+}
+
+const GLfloat background_color[] = {
+ 0, 200, 200, 0.75,
+ 0, 200, 200, 0.75,
+ 0, 200, 200, 0.75,
+ 0, 200, 200, 0.75,
+};
+
+void lakka_draw_background(void *data)
+{
+ gl_t *gl = (gl_t*)data;
+
+ glEnable(GL_BLEND);
+
+ gl->coords.tex_coord = gl->tex_coords;
+ gl->coords.color = background_color;
+ glBindTexture(GL_TEXTURE_2D, NULL);
+
+ if (gl->shader)
+ gl->shader->use(GL_SHADER_STOCK_BLEND);
+ gl_shader_set_coords(gl, &gl->coords, &gl->mvp_no_rot);
+
+ glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
+ glDisable(GL_BLEND);
+ gl->coords.color = gl->white_color_ptr;
+}
+
+void lakka_draw_icon(void *data, GLuint texture, float x, float y, float alpha, float rotation, float scale)
+{
+ gl_t *gl = (gl_t*)data;
+
+ glViewport(x, gl->win_height - y, dim, dim);
+
+ glEnable(GL_BLEND);
+
+ GLfloat color[] = {
+ 1.0f, 1.0f, 1.0f, alpha,
+ 1.0f, 1.0f, 1.0f, alpha,
+ 1.0f, 1.0f, 1.0f, alpha,
+ 1.0f, 1.0f, 1.0f, alpha,
+ };
+
+ static const GLfloat vertexes_flipped[] = {
+ 0, 1,
+ 1, 1,
+ 0, 0,
+ 1, 0
+ };
+
+ static const GLfloat vtest[] = {
+ 0, 0,
+ 1, 0,
+ 0, 1,
+ 1, 1
+ };
+
+ gl->coords.vertex = vtest;
+ gl->coords.tex_coord = vtest;
+ gl->coords.color = color;
+ glBindTexture(GL_TEXTURE_2D, texture);
+
+ if (gl->shader)
+ gl->shader->use(GL_SHADER_STOCK_BLEND);
+
+ math_matrix mymat;
+
+ math_matrix mrot;
+ matrix_rotate_z(&mrot, rotation);
+ matrix_multiply(&mymat, &mrot, &gl->mvp_no_rot);
+
+ math_matrix mscal;
+ matrix_scale(&mscal, scale, scale, 1);
+ matrix_multiply(&mymat, &mscal, &mymat);
+
+ gl_shader_set_coords(gl, &gl->coords, &mymat);
+
+ glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
+ glDisable(GL_BLEND);
+
+ gl->coords.vertex = gl->vertex_ptr;
+ gl->coords.tex_coord = gl->tex_coords;
+ gl->coords.color = gl->white_color_ptr;
+
+ gl_set_viewport(gl, gl->win_width, gl->win_height, 0, 0);
+}
+
+static void lakka_render(void *data)
+{
+ rgui_handle_t *rgui = (rgui_handle_t*)data;
+
+ gl_t *gl = (gl_t*)driver.video_data;
+
+ gl_set_viewport(gl, gl->win_width, gl->win_height, 0, 0);
+
+ lakka_draw_background(gl);
+
+ lakka_draw_icon(gl, texid, 0, 0, 1, 0, 1);
+
+ gl_set_viewport(gl, gl->win_width, gl->win_height, false, false);
+
+ if (rgui->need_refresh &&
+ (g_extern.lifecycle_state & (1ULL << MODE_MENU))
+ && !rgui->msg_force)
+ return;
+
+ size_t begin = rgui->selection_ptr >= LAKKA_TERM_HEIGHT / 2 ?
+ rgui->selection_ptr - LAKKA_TERM_HEIGHT / 2 : 0;
+ size_t end = rgui->selection_ptr + LAKKA_TERM_HEIGHT <= rgui->selection_buf->size ?
+ rgui->selection_ptr + LAKKA_TERM_HEIGHT : rgui->selection_buf->size;
+
+ // Do not scroll if all items are visible.
+ if (rgui->selection_buf->size <= LAKKA_TERM_HEIGHT)
+ begin = 0;
+
+ if (end - begin > LAKKA_TERM_HEIGHT)
+ end = begin + LAKKA_TERM_HEIGHT;
+
+ lakka_render_background(rgui);
+
+ char title[256];
+ const char *dir = NULL;
+ unsigned menu_type = 0;
+ file_list_get_last(rgui->menu_stack, &dir, &menu_type);
+
+ if (menu_type == RGUI_SETTINGS_CORE)
+ snprintf(title, sizeof(title), "CORE SELECTION %s", dir);
+ else if (menu_type == RGUI_SETTINGS_DEFERRED_CORE)
+ snprintf(title, sizeof(title), "DETECTED CORES %s", dir);
+ else if (menu_type == RGUI_SETTINGS_CONFIG)
+ snprintf(title, sizeof(title), "CONFIG %s", dir);
+ else if (menu_type == RGUI_SETTINGS_DISK_APPEND)
+ snprintf(title, sizeof(title), "DISK APPEND %s", dir);
+ else if (menu_type == RGUI_SETTINGS_VIDEO_OPTIONS)
+ strlcpy(title, "VIDEO OPTIONS", sizeof(title));
+ else if (menu_type == RGUI_SETTINGS_DRIVERS)
+ strlcpy(title, "DRIVER OPTIONS", sizeof(title));
+#ifdef HAVE_SHADER_MANAGER
+ else if (menu_type == RGUI_SETTINGS_SHADER_OPTIONS)
+ strlcpy(title, "SHADER OPTIONS", sizeof(title));
+#endif
+ else if (menu_type == RGUI_SETTINGS_AUDIO_OPTIONS)
+ strlcpy(title, "AUDIO OPTIONS", sizeof(title));
+ else if (menu_type == RGUI_SETTINGS_DISK_OPTIONS)
+ strlcpy(title, "DISK OPTIONS", sizeof(title));
+ else if (menu_type == RGUI_SETTINGS_CORE_OPTIONS)
+ strlcpy(title, "CORE OPTIONS", sizeof(title));
+#ifdef HAVE_SHADER_MANAGER
+ else if (menu_type_is(menu_type) == RGUI_SETTINGS_SHADER_OPTIONS)
+ snprintf(title, sizeof(title), "SHADER %s", dir);
+#endif
+ else if ((menu_type == RGUI_SETTINGS_INPUT_OPTIONS) ||
+ (menu_type == RGUI_SETTINGS_PATH_OPTIONS) ||
+ (menu_type == RGUI_SETTINGS_OPTIONS) ||
+ (menu_type == RGUI_SETTINGS_CUSTOM_VIEWPORT || menu_type == RGUI_SETTINGS_CUSTOM_VIEWPORT_2) ||
+ menu_type == RGUI_SETTINGS_CUSTOM_BIND ||
+ menu_type == RGUI_START_SCREEN ||
+ menu_type == RGUI_SETTINGS)
+ snprintf(title, sizeof(title), "MENU %s", dir);
+ else if (menu_type == RGUI_SETTINGS_OPEN_HISTORY)
+ strlcpy(title, "LOAD HISTORY", sizeof(title));
+#ifdef HAVE_OVERLAY
+ else if (menu_type == RGUI_SETTINGS_OVERLAY_PRESET)
+ snprintf(title, sizeof(title), "OVERLAY %s", dir);
+#endif
+ else if (menu_type == RGUI_BROWSER_DIR_PATH)
+ snprintf(title, sizeof(title), "BROWSER DIR %s", dir);
+#ifdef HAVE_SCREENSHOTS
+ else if (menu_type == RGUI_SCREENSHOT_DIR_PATH)
+ snprintf(title, sizeof(title), "SCREENSHOT DIR %s", dir);
+#endif
+ else if (menu_type == RGUI_SHADER_DIR_PATH)
+ snprintf(title, sizeof(title), "SHADER DIR %s", dir);
+ else if (menu_type == RGUI_SAVESTATE_DIR_PATH)
+ snprintf(title, sizeof(title), "SAVESTATE DIR %s", dir);
+#ifdef HAVE_DYNAMIC
+ else if (menu_type == RGUI_LIBRETRO_DIR_PATH)
+ snprintf(title, sizeof(title), "LIBRETRO DIR %s", dir);
+#endif
+ else if (menu_type == RGUI_CONFIG_DIR_PATH)
+ snprintf(title, sizeof(title), "CONFIG DIR %s", dir);
+ else if (menu_type == RGUI_SAVEFILE_DIR_PATH)
+ snprintf(title, sizeof(title), "SAVEFILE DIR %s", dir);
+#ifdef HAVE_OVERLAY
+ else if (menu_type == RGUI_OVERLAY_DIR_PATH)
+ snprintf(title, sizeof(title), "OVERLAY DIR %s", dir);
+#endif
+ else if (menu_type == RGUI_SYSTEM_DIR_PATH)
+ snprintf(title, sizeof(title), "SYSTEM DIR %s", dir);
+ else
+ {
+ if (rgui->defer_core)
+ snprintf(title, sizeof(title), "CONTENT %s", dir);
+ else
+ {
+ const char *core_name = rgui->info.library_name;
+ if (!core_name)
+ core_name = g_extern.system.info.library_name;
+ if (!core_name)
+ core_name = "No Core";
+ snprintf(title, sizeof(title), "CONTENT (%s) %s", core_name, dir);
+ }
+ }
+
+ char title_buf[256];
+ menu_ticker_line(title_buf, LAKKA_TERM_WIDTH - 3, g_extern.frame_count / 15, title, true);
+ blit_line(rgui, LAKKA_TERM_START_X + 15, 15, title_buf, true);
+
+ char title_msg[64];
+ const char *core_name = rgui->info.library_name;
+ if (!core_name)
+ core_name = g_extern.system.info.library_name;
+ if (!core_name)
+ core_name = "No Core";
+
+ const char *core_version = rgui->info.library_version;
+ if (!core_version)
+ core_version = g_extern.system.info.library_version;
+ if (!core_version)
+ core_version = "";
+
+ snprintf(title_msg, sizeof(title_msg), "%s - %s %s", PACKAGE_VERSION, core_name, core_version);
+ blit_line(rgui, LAKKA_TERM_START_X + 15, (LAKKA_TERM_HEIGHT * FONT_HEIGHT_STRIDE) + LAKKA_TERM_START_Y + 2, title_msg, true);
+
+ unsigned x, y;
+ size_t i;
+
+ x = LAKKA_TERM_START_X;
+ y = LAKKA_TERM_START_Y;
+
+ for (i = begin; i < end; i++, y += FONT_HEIGHT_STRIDE)
+ {
+ const char *path = 0;
+ unsigned type = 0;
+ file_list_get_at_offset(rgui->selection_buf, i, &path, &type);
+ char message[256];
+ char type_str[256];
+
+ unsigned w = 19;
+ if (menu_type == RGUI_SETTINGS_INPUT_OPTIONS || menu_type == RGUI_SETTINGS_CUSTOM_BIND)
+ w = 21;
+ else if (menu_type == RGUI_SETTINGS_PATH_OPTIONS)
+ w = 24;
+
+#ifdef HAVE_SHADER_MANAGER
+ if (type >= RGUI_SETTINGS_SHADER_FILTER &&
+ type <= RGUI_SETTINGS_SHADER_LAST)
+ {
+ // HACK. Work around that we're using the menu_type as dir type to propagate state correctly.
+ if ((menu_type_is(menu_type) == RGUI_SETTINGS_SHADER_OPTIONS)
+ && (menu_type_is(type) == RGUI_SETTINGS_SHADER_OPTIONS))
+ {
+ type = RGUI_FILE_DIRECTORY;
+ strlcpy(type_str, "(DIR)", sizeof(type_str));
+ w = 5;
+ }
+ else if (type == RGUI_SETTINGS_SHADER_OPTIONS || type == RGUI_SETTINGS_SHADER_PRESET)
+ strlcpy(type_str, "...", sizeof(type_str));
+ else if (type == RGUI_SETTINGS_SHADER_FILTER)
+ snprintf(type_str, sizeof(type_str), "%s",
+ g_settings.video.smooth ? "Linear" : "Nearest");
+ else
+ shader_manager_get_str(&rgui->shader, type_str, sizeof(type_str), type);
+ }
+ else
+#endif
+ // Pretty-print libretro cores from menu.
+ if (menu_type == RGUI_SETTINGS_CORE || menu_type == RGUI_SETTINGS_DEFERRED_CORE)
+ {
+ if (type == RGUI_FILE_PLAIN)
+ {
+ strlcpy(type_str, "(CORE)", sizeof(type_str));
+ file_list_get_alt_at_offset(rgui->selection_buf, i, &path);
+ w = 6;
+ }
+ else
+ {
+ strlcpy(type_str, "(DIR)", sizeof(type_str));
+ type = RGUI_FILE_DIRECTORY;
+ w = 5;
+ }
+ }
+ else if (menu_type == RGUI_SETTINGS_CONFIG ||
+#ifdef HAVE_OVERLAY
+ menu_type == RGUI_SETTINGS_OVERLAY_PRESET ||
+#endif
+ menu_type == RGUI_SETTINGS_DISK_APPEND ||
+ menu_type_is(menu_type) == RGUI_FILE_DIRECTORY)
+ {
+ if (type == RGUI_FILE_PLAIN)
+ {
+ strlcpy(type_str, "(FILE)", sizeof(type_str));
+ w = 6;
+ }
+ else if (type == RGUI_FILE_USE_DIRECTORY)
+ {
+ *type_str = '\0';
+ w = 0;
+ }
+ else
+ {
+ strlcpy(type_str, "(DIR)", sizeof(type_str));
+ type = RGUI_FILE_DIRECTORY;
+ w = 5;
+ }
+ }
+ else if (menu_type == RGUI_SETTINGS_OPEN_HISTORY)
+ {
+ *type_str = '\0';
+ w = 0;
+ }
+ else if (type >= RGUI_SETTINGS_CORE_OPTION_START)
+ strlcpy(type_str,
+ core_option_get_val(g_extern.system.core_options, type - RGUI_SETTINGS_CORE_OPTION_START),
+ sizeof(type_str));
+ else
+ menu_set_settings_label(type_str, sizeof(type_str), &w, type);
+
+ char entry_title_buf[256];
+ char type_str_buf[64];
+ bool selected = i == rgui->selection_ptr;
+
+ strlcpy(entry_title_buf, path, sizeof(entry_title_buf));
+ strlcpy(type_str_buf, type_str, sizeof(type_str_buf));
+
+ if ((type == RGUI_FILE_PLAIN || type == RGUI_FILE_DIRECTORY))
+ menu_ticker_line(entry_title_buf, LAKKA_TERM_WIDTH - (w + 1 + 2), g_extern.frame_count / 15, path, selected);
+ else
+ menu_ticker_line(type_str_buf, w, g_extern.frame_count / 15, type_str, selected);
+
+ snprintf(message, sizeof(message), "%c %-*.*s %-*s",
+ selected ? '>' : ' ',
+ LAKKA_TERM_WIDTH - (w + 1 + 2), LAKKA_TERM_WIDTH - (w + 1 + 2),
+ entry_title_buf,
+ w,
+ type_str_buf);
+
+ blit_line(rgui, x, y, message, selected);
+ }
+
+#ifdef GEKKO
+ const char *message_queue;
+
+ if (rgui->msg_force)
+ {
+ message_queue = msg_queue_pull(g_extern.msg_queue);
+ rgui->msg_force = false;
+ }
+ else
+ message_queue = driver.current_msg;
+
+ rgui_render_messagebox(rgui, message_queue);
+#endif
+
+ if (rgui->keyboard.display)
+ {
+ char msg[1024];
+ const char *str = *rgui->keyboard.buffer;
+ if (!str)
+ str = "";
+ snprintf(msg, sizeof(msg), "%s\n%s", rgui->keyboard.label, str);
+ lakka_render_messagebox(rgui, msg);
+ }
+}
+
+static void lakka_set_texture(void *data, bool enable)
+{
+ rgui_handle_t *rgui = (rgui_handle_t*)data;
+
+ if (driver.video_poke && driver.video_poke->set_texture_enable)
+ driver.video_poke->set_texture_frame(driver.video_data, menu_framebuf,
+ enable, rgui->width, rgui->height, 1.0f);
+}
+
+static void lakka_init_assets(void *data)
+{
+ rgui_handle_t *rgui = (rgui_handle_t*)data;
+
+ if (!rgui)
+ return;
+
+ menu_texture = (struct texture_image*)calloc(1, sizeof(*menu_texture));
+ texture_image_load(g_extern.menu_texture_path, menu_texture);
+
+ texid = png_texture_load("/usr/share/retroarch/cavestory.png", &dim, &dim);
+
+ lakka_set_texture(rgui, true);
+}
+
+static void *lakka_init(void)
+{
+ uint16_t *framebuf = menu_framebuf;
+ size_t framebuf_pitch;
+
+ rgui_handle_t *rgui = (rgui_handle_t*)calloc(1, sizeof(*rgui));
+
+ rgui->frame_buf = framebuf;
+ rgui->width = 320;
+ rgui->height = 240;
+ framebuf_pitch = rgui->width * sizeof(uint16_t);
+
+ rgui->frame_buf_pitch = framebuf_pitch;
+
+ bool ret = rguidisp_init_font(rgui);
+
+ if (!ret)
+ {
+ RARCH_ERR("No font bitmap or binary, abort");
+ /* TODO - should be refactored - perhaps don't do rarch_fail but instead
+ * exit program */
+ g_extern.lifecycle_state &= ~((1ULL << MODE_MENU) | (1ULL << MODE_GAME));
+ return NULL;
+ }
+
+ lakka_init_assets(rgui);
+
+ return rgui;
+}
+
+static void lakka_free_assets(void *data)
+{
+ texture_image_free(menu_texture);
+ menu_texture_inited = false;
+}
+
+static void lakka_free(void *data)
+{
+ rgui_handle_t *rgui = (rgui_handle_t*)data;
+ if (rgui->alloc_font)
+ free((uint8_t*)rgui->font);
+}
+
+int lakka_input_postprocess(void *data, uint64_t old_state)
+{
+ (void)data;
+
+ int ret = 0;
+
+ if ((rgui->trigger_state & (1ULL << RARCH_MENU_TOGGLE)) &&
+ g_extern.main_is_init &&
+ !g_extern.libretro_dummy)
+ {
+ g_extern.lifecycle_state |= (1ULL << MODE_GAME);
+ ret = -1;
+ }
+
+ return ret;
+}
+
+
+const menu_ctx_driver_t menu_ctx_lakka = {
+ lakka_set_texture,
+ lakka_render_messagebox,
+ lakka_render,
+ lakka_init,
+ lakka_free,
+ lakka_init_assets,
+ lakka_free_assets,
+ NULL,
+ NULL,
+ "lakka",
+};
diff --git a/frontend/menu/menu_context.c b/frontend/menu/menu_context.c
index 3718d3610b..e721af0944 100644
--- a/frontend/menu/menu_context.c
+++ b/frontend/menu/menu_context.c
@@ -31,6 +31,9 @@ static const menu_ctx_driver_t *menu_ctx_drivers[] = {
#endif
#if defined(HAVE_RGUI)
&menu_ctx_rgui,
+#endif
+#if defined(HAVE_LAKKA)
+ &menu_ctx_lakka,
#endif
NULL // zero length array is not valid
};
diff --git a/frontend/menu/menu_context.h b/frontend/menu/menu_context.h
index 306e42241a..0c8f3a557b 100644
--- a/frontend/menu/menu_context.h
+++ b/frontend/menu/menu_context.h
@@ -43,6 +43,7 @@ typedef struct menu_ctx_driver
extern const menu_ctx_driver_t menu_ctx_rmenu;
extern const menu_ctx_driver_t menu_ctx_rmenu_xui;
extern const menu_ctx_driver_t menu_ctx_rgui;
+extern const menu_ctx_driver_t menu_ctx_lakka;
const menu_ctx_driver_t *menu_ctx_find_driver(const char *ident); // Finds driver with ident. Does not initialize.
bool menu_ctx_init_first(const menu_ctx_driver_t **driver, void **handle); // Finds first suitable driver and initializes.
diff --git a/griffin/griffin.c b/griffin/griffin.c
index ce7d9692f8..d2559174ab 100644
--- a/griffin/griffin.c
+++ b/griffin/griffin.c
@@ -574,13 +574,22 @@ MENU
#include "../file_list.c"
-#if defined(HAVE_RMENU)
+#ifdef HAVE_RMENU
#include "../frontend/menu/disp/rmenu.c"
-#elif defined(HAVE_RGUI)
+#endif
+
+#ifdef HAVE_RGUI
#include "../frontend/menu/disp/rgui.c"
-#elif defined(HAVE_RMENU_XUI)
+#endif
+
+#ifdef HAVE_RMENU_XUI
#include "../frontend/menu/disp/rmenu_xui.cpp"
#endif
+
+#if defined(HAVE_LAKKA) && defined(HAVE_OPENGL)
+#include "../frontend/menu/disp/lakka.c"
+#endif
+
#endif
#ifdef __cplusplus