diff --git a/Makefile b/Makefile
index 133228de2a..81240ccc0b 100644
--- a/Makefile
+++ b/Makefile
@@ -53,6 +53,10 @@ ifneq ($(findstring DOS,$(OS)),)
LDFLAGS += -lemu
endif
+ifneq ($(findstring FPGA,$(OS)),)
+ DEFINES += -DHAVE_FPGA
+endif
+
ifneq ($(findstring Win32,$(OS)),)
LDFLAGS += -static-libgcc -lwinmm
endif
diff --git a/Makefile.common b/Makefile.common
index c935d711e9..a4a967f2ec 100644
--- a/Makefile.common
+++ b/Makefile.common
@@ -1912,6 +1912,13 @@ ifeq ($(HAVE_NETWORKING), 1)
endif
endif
+ifneq ($(findstring FPGA,$(OS)),)
+ OBJ += gfx/drivers/fpga_gfx.o \
+ gfx/drivers_context/fpga_ctx.o \
+ gfx/drivers_font/fpga_font.o \
+ menu/drivers_display/menu_display_fpga.o
+endif
+
ifneq ($(findstring Win32,$(OS)),)
OBJ += media/rarch.o \
gfx/common/win32_common.o \
diff --git a/configuration.c b/configuration.c
index 910112c8ac..ecc6835869 100644
--- a/configuration.c
+++ b/configuration.c
@@ -166,6 +166,7 @@ enum video_driver_enum
VIDEO_CACA,
VIDEO_GDI,
VIDEO_VGA,
+ VIDEO_FPGA,
VIDEO_NULL
};
@@ -364,6 +365,8 @@ static enum video_driver_enum VIDEO_DEFAULT_DRIVER = VIDEO_SDL2;
static enum video_driver_enum VIDEO_DEFAULT_DRIVER = VIDEO_GDI;
#elif defined(DJGPP)
static enum video_driver_enum VIDEO_DEFAULT_DRIVER = VIDEO_VGA;
+#elif defined(HAVE_FPGA)
+static enum video_driver_enum VIDEO_DEFAULT_DRIVER = VIDEO_FPGA;
#elif defined(HAVE_DYLIB) && !defined(ANDROID)
static enum video_driver_enum VIDEO_DEFAULT_DRIVER = VIDEO_EXT;
#else
@@ -827,6 +830,8 @@ const char *config_get_default_video(void)
return "gdi";
case VIDEO_VGA:
return "vga";
+ case VIDEO_FPGA:
+ return "fpga";
case VIDEO_NULL:
break;
}
diff --git a/gfx/drivers/fpga_gfx.c b/gfx/drivers/fpga_gfx.c
new file mode 100644
index 0000000000..0f7c82ae6d
--- /dev/null
+++ b/gfx/drivers/fpga_gfx.c
@@ -0,0 +1,584 @@
+/* RetroArch - A frontend for libretro.
+ * Copyright (C) 2010-2014 - Hans-Kristian Arntzen
+ * Copyright (C) 2011-2017 - Daniel De Matteis
+ * Copyright (C) 2016-2017 - Brad Parker
+ *
+ * RetroArch is free software: you can redistribute it and/or modify it under the terms
+ * of the GNU General Public License as published by the Free Software Found-
+ * ation, either version 3 of the License, or (at your option) any later version.
+ *
+ * RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
+ * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+ * PURPOSE. See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with RetroArch.
+ * If not, see .
+ */
+
+#include
+#include
+#include
+#include
+#include
+
+#ifdef HAVE_CONFIG_H
+#include "../../config.h"
+#endif
+
+#ifdef HAVE_MENU
+#include "../../menu/menu_driver.h"
+#endif
+
+#include "../font_driver.h"
+
+#include "../../driver.h"
+#include "../../configuration.h"
+#include "../../verbosity.h"
+#include "../common/fpga_common.h"
+
+typedef struct RegOp
+{
+ int fd;
+ void *ptr;
+ int only_mmap;
+ int only_munmap;
+} RegOp;
+
+static unsigned char *fpga_menu_frame = NULL;
+static unsigned fpga_menu_width = 0;
+static unsigned fpga_menu_height = 0;
+static unsigned fpga_menu_pitch = 0;
+static unsigned fpga_video_width = 0;
+static unsigned fpga_video_height = 0;
+static unsigned fpga_video_pitch = 0;
+static unsigned fpga_video_bits = 0;
+static unsigned fpga_menu_bits = 0;
+static bool fpga_rgb32 = false;
+static bool fpga_menu_rgb32 = false;
+static RegOp regOp;
+
+static unsigned int get_memory_size(void)
+{
+ FILE *size_fp;
+ unsigned int size;
+
+ /* this file holds the memory range needed to map the framebuffer into
+ * kernel address space, it is specified in the device tree
+ */
+ size_fp = fopen("/sys/class/uio/uio0/maps/map0/size", "r");
+
+ if (!size_fp)
+ {
+ RARCH_ERR("unable to open the uio size file\n");
+ exit(1);
+ }
+
+ fscanf(size_fp, "0x%08X", &size);
+ fclose(size_fp);
+
+ return size;
+}
+
+static void do_mmap_op(RegOp *regOp)
+{
+ if (regOp->only_munmap == 0)
+ {
+ regOp->fd = open("/dev/uio0", O_RDWR);
+
+ if (regOp->fd < 1)
+ return;
+
+ regOp->ptr = mmap(NULL, get_memory_size(), PROT_READ|PROT_WRITE, MAP_SHARED, regOp->fd, 0);
+
+ if (regOp->ptr == MAP_FAILED)
+ {
+ RARCH_ERR("could not mmap() memory\n");
+ exit(1);
+ }
+ }
+
+ if (regOp->only_mmap == 0)
+ {
+ if (munmap(regOp->ptr, get_memory_size()) == -1)
+ {
+ RARCH_ERR("could not munmap() memory\n");
+ exit(1);
+ }
+
+ close(regOp->fd);
+ }
+
+ return;
+}
+
+static void fpga_gfx_create(fpga_t *fpga)
+{
+ memset(®Op, 0, sizeof(regOp));
+
+ regOp.only_mmap = 1;
+
+ do_mmap_op(®Op);
+
+ fpga->framebuffer = ((volatile unsigned*)regOp.ptr);
+}
+
+static void *fpga_gfx_init(const video_info_t *video,
+ const input_driver_t **input, void **input_data)
+{
+ unsigned full_x, full_y;
+ gfx_ctx_input_t inp;
+ gfx_ctx_mode_t mode;
+ const gfx_ctx_driver_t *ctx_driver = NULL;
+ unsigned win_width = 0, win_height = 0;
+ unsigned temp_width = 0, temp_height = 0;
+ settings_t *settings = config_get_ptr();
+ fpga_t *fpga = (fpga_t*)calloc(1, sizeof(*fpga));
+
+ *input = NULL;
+ *input_data = NULL;
+
+ fpga_video_width = video->width;
+ fpga_video_height = video->height;
+ fpga_rgb32 = video->rgb32;
+
+ fpga_video_bits = video->rgb32 ? 32 : 16;
+
+ if (video->rgb32)
+ fpga_video_pitch = video->width * 4;
+ else
+ fpga_video_pitch = video->width * 2;
+
+ fpga_gfx_create(fpga);
+
+ ctx_driver = video_context_driver_init_first(fpga,
+ settings->arrays.video_context_driver,
+ GFX_CTX_FPGA_API, 1, 0, false);
+ if (!ctx_driver)
+ goto error;
+
+ video_context_driver_set((const gfx_ctx_driver_t*)ctx_driver);
+
+ RARCH_LOG("[FPGA]: Found FPGA context: %s\n", ctx_driver->ident);
+
+ video_context_driver_get_video_size(&mode);
+
+ full_x = mode.width;
+ full_y = mode.height;
+ mode.width = 0;
+ mode.height = 0;
+
+ RARCH_LOG("[FPGA]: Detecting screen resolution %ux%u.\n", full_x, full_y);
+
+ win_width = video->width;
+ win_height = video->height;
+
+ if (video->fullscreen && (win_width == 0) && (win_height == 0))
+ {
+ win_width = full_x;
+ win_height = full_y;
+ }
+
+ mode.width = win_width;
+ mode.height = win_height;
+ mode.fullscreen = video->fullscreen;
+
+ if (!video_context_driver_set_video_mode(&mode))
+ goto error;
+
+ mode.width = 0;
+ mode.height = 0;
+
+ video_context_driver_get_video_size(&mode);
+
+ temp_width = mode.width;
+ temp_height = mode.height;
+ mode.width = 0;
+ mode.height = 0;
+
+ /* Get real known video size, which might have been altered by context. */
+
+ if (temp_width != 0 && temp_height != 0)
+ video_driver_set_size(&temp_width, &temp_height);
+
+ video_driver_get_size(&temp_width, &temp_height);
+
+ RARCH_LOG("[FPGA]: Using resolution %ux%u\n", temp_width, temp_height);
+
+ inp.input = input;
+ inp.input_data = input_data;
+
+ video_context_driver_input_driver(&inp);
+
+ if (settings->bools.video_font_enable)
+ font_driver_init_osd(NULL, false,
+ video->is_threaded,
+ FONT_DRIVER_RENDER_FPGA);
+
+ RARCH_LOG("[FPGA]: Init complete.\n");
+
+ return fpga;
+
+error:
+ video_context_driver_destroy();
+ if (fpga)
+ free(fpga);
+ return NULL;
+}
+
+static bool fpga_gfx_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)
+{
+ gfx_ctx_mode_t mode;
+ const void *frame_to_copy = frame;
+ unsigned width = 0;
+ unsigned height = 0;
+ unsigned bits = fpga_video_bits;
+ bool draw = true;
+ fpga_t *fpga = (fpga_t*)data;
+
+ if (!frame || !frame_width || !frame_height)
+ return true;
+
+#ifdef HAVE_MENU
+ menu_driver_frame(video_info);
+#endif
+
+ if (fpga_video_width != frame_width || fpga_video_height != frame_height || fpga_video_pitch != pitch)
+ {
+ if (frame_width > 4 && frame_height > 4)
+ {
+ fpga_video_width = frame_width;
+ fpga_video_height = frame_height;
+ fpga_video_pitch = pitch;
+ }
+ }
+
+ if (fpga_menu_frame && video_info->menu_is_alive)
+ {
+ frame_to_copy = fpga_menu_frame;
+ width = fpga_menu_width;
+ height = fpga_menu_height;
+ pitch = fpga_menu_pitch;
+ bits = fpga_menu_bits;
+ }
+ else
+ {
+ width = fpga_video_width;
+ height = fpga_video_height;
+ pitch = fpga_video_pitch;
+
+ if (frame_width == 4 && frame_height == 4 && (frame_width < width && frame_height < height))
+ draw = false;
+
+ if (video_info->menu_is_alive)
+ draw = false;
+ }
+
+ video_context_driver_get_video_size(&mode);
+
+ if (draw)
+ {
+ if (bits == 16)
+ {
+ if (frame_to_copy == fpga_menu_frame)
+ {
+ /* RGBX4444 color bits for RGUI */
+ unsigned x, y;
+
+ for (y = 0; y < FB_HEIGHT; y++)
+ {
+ for (x = 0; x < FB_WIDTH; x++)
+ {
+ /* scale incoming frame to fit the screen */
+ unsigned scaled_x = (width * x) / FB_WIDTH;
+ unsigned scaled_y = (height * y) / FB_HEIGHT;
+ unsigned short pixel = ((unsigned short*)frame_to_copy)[width * scaled_y + scaled_x];
+
+ /* convert RGBX444 to XRGB8888 */
+ unsigned r = ((pixel & 0xF000) >> 12);
+ unsigned g = ((pixel & 0x0F00) >> 8);
+ unsigned b = ((pixel & 0x00F0) >> 4);
+
+ fpga->framebuffer[FB_WIDTH * y + x] = (r << 20) | (b << 12) | (g << 4);
+ }
+ }
+ }
+ else
+ {
+ /* RGB565 color bits for core */
+ unsigned x, y;
+
+ for (y = 0; y < FB_HEIGHT; y++)
+ {
+ for (x = 0; x < FB_WIDTH; x++)
+ {
+ /* scale incoming frame to fit the screen */
+ unsigned scaled_x = (width * x) / FB_WIDTH;
+ unsigned scaled_y = (height * y) / FB_HEIGHT;
+ unsigned short pixel = ((unsigned short*)frame_to_copy)[width * scaled_y + scaled_x];
+
+ /* convert RGB565 to XRBG8888 */
+ unsigned r = ((pixel & 0xF800) >> 11);
+ unsigned g = ((pixel & 0x07E0) >> 5);
+ unsigned b = ((pixel & 0x001F) >> 0);
+
+ fpga->framebuffer[FB_WIDTH * y + x] = (r << 19) | (b << 11) | (g << 2);
+ }
+ }
+ }
+ }
+ else
+ {
+ /* TODO/FIXME: handle 32-bit core output */
+ }
+ }
+
+ if (msg)
+ font_driver_render_msg(video_info, NULL, msg, NULL);
+
+ return true;
+}
+
+static void fpga_gfx_set_nonblock_state(void *data, bool toggle)
+{
+ (void)data;
+ (void)toggle;
+}
+
+static bool fpga_gfx_alive(void *data)
+{
+ gfx_ctx_size_t size_data;
+ unsigned temp_width = 0;
+ unsigned temp_height = 0;
+ bool quit = false;
+ bool resize = false;
+
+ /* Needed because some context drivers don't track their sizes */
+ video_driver_get_size(&temp_width, &temp_height);
+
+ size_data.quit = &quit;
+ size_data.resize = &resize;
+ size_data.width = &temp_width;
+ size_data.height = &temp_height;
+
+ video_context_driver_check_window(&size_data);
+
+ if (temp_width != 0 && temp_height != 0)
+ video_driver_set_size(&temp_width, &temp_height);
+
+ return true;
+}
+
+static bool fpga_gfx_focus(void *data)
+{
+ (void)data;
+ return true;
+}
+
+static bool fpga_gfx_suppress_screensaver(void *data, bool enable)
+{
+ (void)data;
+ (void)enable;
+ return false;
+}
+
+static bool fpga_gfx_has_windowed(void *data)
+{
+ (void)data;
+ return true;
+}
+
+static void fpga_gfx_free(void *data)
+{
+ fpga_t *fpga = (fpga_t*)data;
+
+ if (fpga_menu_frame)
+ {
+ free(fpga_menu_frame);
+ fpga_menu_frame = NULL;
+ }
+
+ if (!fpga)
+ return;
+
+ font_driver_free_osd();
+ video_context_driver_free();
+
+ free(fpga);
+
+ regOp.only_mmap = 0;
+ regOp.only_munmap = 1;
+
+ do_mmap_op(®Op);
+}
+
+static bool fpga_gfx_set_shader(void *data,
+ enum rarch_shader_type type, const char *path)
+{
+ (void)data;
+ (void)type;
+ (void)path;
+
+ return false;
+}
+
+static void fpga_gfx_set_rotation(void *data,
+ unsigned rotation)
+{
+ (void)data;
+ (void)rotation;
+}
+
+static void fpga_gfx_viewport_info(void *data,
+ struct video_viewport *vp)
+{
+ (void)data;
+ (void)vp;
+}
+
+static bool fpga_gfx_read_viewport(void *data, uint8_t *buffer, bool is_idle)
+{
+ (void)data;
+ (void)buffer;
+
+ return true;
+}
+
+static void fpga_set_texture_frame(void *data,
+ const void *frame, bool rgb32, unsigned width, unsigned height,
+ float alpha)
+{
+ unsigned pitch = width * 2;
+
+ if (rgb32)
+ pitch = width * 4;
+
+ if (fpga_menu_frame)
+ {
+ free(fpga_menu_frame);
+ fpga_menu_frame = NULL;
+ }
+
+ if (!fpga_menu_frame || fpga_menu_width != width || fpga_menu_height != height || fpga_menu_pitch != pitch)
+ if (pitch && height)
+ fpga_menu_frame = (unsigned char*)malloc(pitch * height);
+
+ if (fpga_menu_frame && frame && pitch && height)
+ {
+ memcpy(fpga_menu_frame, frame, pitch * height);
+ fpga_menu_width = width;
+ fpga_menu_height = height;
+ fpga_menu_pitch = pitch;
+ fpga_menu_bits = rgb32 ? 32 : 16;
+ }
+}
+
+static void fpga_set_osd_msg(void *data,
+ video_frame_info_t *video_info,
+ const char *msg,
+ const void *params, void *font)
+{
+ font_driver_render_msg(video_info, font, msg, params);
+}
+
+static void fpga_get_video_output_size(void *data,
+ unsigned *width, unsigned *height)
+{
+ gfx_ctx_size_t size_data;
+ size_data.width = width;
+ size_data.height = height;
+ video_context_driver_get_video_output_size(&size_data);
+}
+
+static void fpga_get_video_output_prev(void *data)
+{
+ video_context_driver_get_video_output_prev();
+}
+
+static void fpga_get_video_output_next(void *data)
+{
+ video_context_driver_get_video_output_next();
+}
+
+static void fpga_set_video_mode(void *data, unsigned width, unsigned height,
+ bool fullscreen)
+{
+ gfx_ctx_mode_t mode;
+
+ mode.width = width;
+ mode.height = height;
+ mode.fullscreen = fullscreen;
+
+ video_context_driver_set_video_mode(&mode);
+}
+
+static const video_poke_interface_t fpga_poke_interface = {
+ NULL,
+ NULL,
+ fpga_set_video_mode,
+ NULL,
+ fpga_get_video_output_size,
+ fpga_get_video_output_prev,
+ fpga_get_video_output_next,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+#if defined(HAVE_MENU)
+ fpga_set_texture_frame,
+ NULL,
+ fpga_set_osd_msg,
+ NULL,
+#else
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+#endif
+
+ NULL,
+#ifdef HAVE_MENU
+ NULL,
+#endif
+};
+
+static void fpga_gfx_get_poke_interface(void *data,
+ const video_poke_interface_t **iface)
+{
+ (void)data;
+ *iface = &fpga_poke_interface;
+}
+
+static void fpga_gfx_set_viewport(void *data, unsigned viewport_width,
+ unsigned viewport_height, bool force_full, bool allow_rotate)
+{
+}
+
+bool fpga_has_menu_frame(void)
+{
+ return (fpga_menu_frame != NULL);
+}
+
+video_driver_t video_fpga = {
+ fpga_gfx_init,
+ fpga_gfx_frame,
+ fpga_gfx_set_nonblock_state,
+ fpga_gfx_alive,
+ fpga_gfx_focus,
+ fpga_gfx_suppress_screensaver,
+ fpga_gfx_has_windowed,
+ fpga_gfx_set_shader,
+ fpga_gfx_free,
+ "fpga",
+ fpga_gfx_set_viewport,
+ fpga_gfx_set_rotation,
+ fpga_gfx_viewport_info,
+ fpga_gfx_read_viewport,
+ NULL, /* read_frame_raw */
+
+#ifdef HAVE_OVERLAY
+ NULL, /* overlay_interface */
+#endif
+ fpga_gfx_get_poke_interface,
+};
diff --git a/gfx/drivers_context/fpga_ctx.c b/gfx/drivers_context/fpga_ctx.c
new file mode 100644
index 0000000000..d83417a356
--- /dev/null
+++ b/gfx/drivers_context/fpga_ctx.c
@@ -0,0 +1,198 @@
+/* RetroArch - A frontend for libretro.
+ * Copyright (C) 2010-2014 - Hans-Kristian Arntzen
+ * Copyright (C) 2011-2017 - Daniel De Matteis
+ * Copyright (C) 2016-2017 - Brad Parker
+ *
+ * RetroArch is free software: you can redistribute it and/or modify it under the terms
+ * of the GNU General Public License as published by the Free Software Found-
+ * ation, either version 3 of the License, or (at your option) any later version.
+ *
+ * RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
+ * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+ * PURPOSE. See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with RetroArch.
+ * If not, see .
+ */
+
+/* FPGA context. */
+
+#include
+#include
+
+#include
+
+#ifdef HAVE_CONFIG_H
+#include "../../config.h"
+#endif
+
+#include "../../configuration.h"
+#include "../../dynamic.h"
+#include "../../verbosity.h"
+#include "../video_driver.h"
+#include "../common/fpga_common.h"
+
+static unsigned g_resize_width = FB_WIDTH;
+static unsigned g_resize_height = FB_HEIGHT;
+
+static void gfx_ctx_fpga_check_window(void *data, bool *quit,
+ bool *resize, unsigned *width, unsigned *height, bool is_shutdown)
+{
+}
+
+static bool gfx_ctx_fpga_set_resize(void *data,
+ unsigned width, unsigned height)
+{
+ (void)data;
+ (void)width;
+ (void)height;
+
+ return false;
+}
+
+static void gfx_ctx_fpga_update_window_title(void *data, void *data2)
+{
+ char title[128];
+
+ title[0] = '\0';
+
+ video_driver_get_window_title(title, sizeof(title));
+}
+
+static void gfx_ctx_fpga_get_video_size(void *data,
+ unsigned *width, unsigned *height)
+{
+ (void)data;
+
+ *width = g_resize_width;
+ *height = g_resize_height;
+}
+
+static void *gfx_ctx_fpga_init(video_frame_info_t *video_info, void *video_driver)
+{
+ (void)video_driver;
+
+ return (void*)"fpga";
+}
+
+static void gfx_ctx_fpga_destroy(void *data)
+{
+ (void)data;
+}
+
+static bool gfx_ctx_fpga_set_video_mode(void *data,
+ video_frame_info_t *video_info,
+ unsigned width, unsigned height,
+ bool fullscreen)
+{
+ if (false)
+ goto error;
+
+ return true;
+
+error:
+ gfx_ctx_fpga_destroy(data);
+ return false;
+}
+
+
+static void gfx_ctx_fpga_input_driver(void *data,
+ const char *joypad_name,
+ const input_driver_t **input, void **input_data)
+{
+ (void)data;
+ settings_t *settings = config_get_ptr();
+}
+
+static bool gfx_ctx_fpga_has_focus(void *data)
+{
+ return true;
+}
+
+static bool gfx_ctx_fpga_suppress_screensaver(void *data, bool enable)
+{
+ return true;
+}
+
+static bool gfx_ctx_fpga_has_windowed(void *data)
+{
+ (void)data;
+
+ return true;
+}
+
+static bool gfx_ctx_fpga_get_metrics(void *data,
+ enum display_metric_types type, float *value)
+{
+ return true;
+}
+
+static bool gfx_ctx_fpga_bind_api(void *data,
+ enum gfx_ctx_api api, unsigned major, unsigned minor)
+{
+ (void)data;
+
+ return true;
+}
+
+static void gfx_ctx_fpga_show_mouse(void *data, bool state)
+{
+ (void)data;
+}
+
+static void gfx_ctx_fpga_swap_interval(void *data, unsigned interval)
+{
+ (void)data;
+ (void)interval;
+}
+
+static void gfx_ctx_fpga_set_flags(void *data, uint32_t flags)
+{
+ (void)data;
+ (void)flags;
+}
+
+static uint32_t gfx_ctx_fpga_get_flags(void *data)
+{
+ uint32_t flags = 0;
+ BIT32_SET(flags, GFX_CTX_FLAGS_NONE);
+ return flags;
+}
+
+static void gfx_ctx_fpga_swap_buffers(void *data, void *data2)
+{
+ (void)data;
+}
+
+const gfx_ctx_driver_t gfx_ctx_fpga = {
+ gfx_ctx_fpga_init,
+ gfx_ctx_fpga_destroy,
+ gfx_ctx_fpga_bind_api,
+ gfx_ctx_fpga_swap_interval,
+ gfx_ctx_fpga_set_video_mode,
+ gfx_ctx_fpga_get_video_size,
+ NULL, /* get_video_output_size */
+ NULL, /* get_video_output_prev */
+ NULL, /* get_video_output_next */
+ gfx_ctx_fpga_get_metrics,
+ NULL,
+ gfx_ctx_fpga_update_window_title,
+ gfx_ctx_fpga_check_window,
+ gfx_ctx_fpga_set_resize,
+ gfx_ctx_fpga_has_focus,
+ gfx_ctx_fpga_suppress_screensaver,
+ gfx_ctx_fpga_has_windowed,
+ gfx_ctx_fpga_swap_buffers,
+ gfx_ctx_fpga_input_driver,
+ NULL,
+ NULL,
+ NULL,
+ gfx_ctx_fpga_show_mouse,
+ "fpga",
+ gfx_ctx_fpga_get_flags,
+ gfx_ctx_fpga_set_flags,
+ NULL,
+ NULL,
+ NULL
+};
+
diff --git a/gfx/drivers_font/fpga_font.c b/gfx/drivers_font/fpga_font.c
new file mode 100644
index 0000000000..33e7caffeb
--- /dev/null
+++ b/gfx/drivers_font/fpga_font.c
@@ -0,0 +1,153 @@
+/* RetroArch - A frontend for libretro.
+ * Copyright (C) 2010-2014 - Hans-Kristian Arntzen
+ * Copyright (C) 2011-2017 - Daniel De Matteis
+ * Copyright (C) 2016-2017 - Brad Parker
+ *
+ * RetroArch is free software: you can redistribute it and/or modify it under the terms
+ * of the GNU General Public License as published by the Free Software Found-
+ * ation, either version 3 of the License, or (at your option) any later version.
+ *
+ * RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
+ * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+ * PURPOSE. See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with RetroArch.
+ * If not, see .
+ */
+
+#include
+#include
+#include
+
+#ifdef HAVE_CONFIG_H
+#include "../../config.h"
+#endif
+
+#include "../font_driver.h"
+#include "../video_driver.h"
+#include "../../configuration.h"
+#include "../../verbosity.h"
+#include "../common/fpga_common.h"
+
+typedef struct
+{
+ const font_renderer_driver_t *fpga_font_driver;
+ void *fpga_font_data;
+ fpga_t *fpga;
+} fpga_raster_t;
+
+static void *fpga_init_font(void *data,
+ const char *font_path, float font_size,
+ bool is_threaded)
+{
+ fpga_raster_t *font = (fpga_raster_t*)calloc(1, sizeof(*font));
+
+ if (!font)
+ return NULL;
+
+ font->fpga = (fpga_t*)data;
+
+ font_size = 1;
+
+ if (!font_renderer_create_default((const void**)&font->fpga_font_driver,
+ &font->fpga_font_data, font_path, font_size))
+ {
+ RARCH_WARN("Couldn't initialize font renderer.\n");
+ return NULL;
+ }
+
+ return font;
+}
+
+static void fpga_render_free_font(void *data, bool is_threaded)
+{
+ (void)data;
+ (void)is_threaded;
+}
+
+static int fpga_get_message_width(void *data, const char *msg,
+ unsigned msg_len, float scale)
+{
+ return 0;
+}
+
+static const struct font_glyph *fpga_font_get_glyph(
+ void *data, uint32_t code)
+{
+ return NULL;
+}
+
+static void fpga_render_msg(
+ video_frame_info_t *video_info,
+ void *data, const char *msg,
+ const void *userdata)
+{
+ float x, y, scale;
+ fpga_raster_t *font = (fpga_raster_t*)data;
+ unsigned newX, newY, len;
+ unsigned align;
+ const struct font_params *params = (const struct font_params*)userdata;
+ unsigned width = video_info->width;
+ unsigned height = video_info->height;
+
+ if (!font || string_is_empty(msg))
+ return;
+
+ if (params)
+ {
+ x = params->x;
+ y = params->y;
+ scale = params->scale;
+ align = params->text_align;
+ }
+ else
+ {
+ x = video_info->font_msg_pos_x;
+ y = video_info->font_msg_pos_y;
+ scale = 1.0f;
+ align = TEXT_ALIGN_LEFT;
+ }
+
+ if (!font->fpga)
+ return;
+
+ len = utf8len(msg);
+
+ switch (align)
+ {
+ case TEXT_ALIGN_LEFT:
+ newX = x * width * scale;
+ break;
+ case TEXT_ALIGN_RIGHT:
+ newX = (x * width * scale) - len;
+ break;
+ case TEXT_ALIGN_CENTER:
+ newX = (x * width * scale) - (len / 2);
+ break;
+ default:
+ break;
+ }
+
+ /* TODO: draw osd msg */
+}
+
+static void fpga_font_flush_block(unsigned width, unsigned height, void* data)
+{
+ (void)data;
+}
+
+static void fpga_font_bind_block(void* data, void* userdata)
+{
+ (void)data;
+}
+
+font_renderer_t fpga_font = {
+ fpga_init_font,
+ fpga_render_free_font,
+ fpga_render_msg,
+ "fpga font",
+ fpga_font_get_glyph, /* get_glyph */
+ fpga_font_bind_block, /* bind_block */
+ fpga_font_flush_block, /* flush */
+ fpga_get_message_width /* get_message_width */
+};
diff --git a/gfx/font_driver.h b/gfx/font_driver.h
index bea9809a15..780905ac5d 100644
--- a/gfx/font_driver.h
+++ b/gfx/font_driver.h
@@ -177,6 +177,7 @@ extern font_renderer_t d3d12_font;
extern font_renderer_t caca_font;
extern font_renderer_t gdi_font;
extern font_renderer_t vga_font;
+extern font_renderer_t fpga_font;
extern font_renderer_t sixel_font;
extern font_renderer_t switch_font;
diff --git a/gfx/video_defines.h b/gfx/video_defines.h
index edecf11233..a460c17556 100644
--- a/gfx/video_defines.h
+++ b/gfx/video_defines.h
@@ -101,6 +101,7 @@ enum font_driver_render_api
FONT_DRIVER_RENDER_NETWORK_VIDEO,
FONT_DRIVER_RENDER_GDI,
FONT_DRIVER_RENDER_VGA,
+ FONT_DRIVER_RENDER_FPGA,
FONT_DRIVER_RENDER_SWITCH
};
diff --git a/menu/drivers_display/menu_display_fpga.c b/menu/drivers_display/menu_display_fpga.c
new file mode 100644
index 0000000000..2249e4c9f3
--- /dev/null
+++ b/menu/drivers_display/menu_display_fpga.c
@@ -0,0 +1,106 @@
+/* RetroArch - A frontend for libretro.
+ * Copyright (C) 2011-2017 - Daniel De Matteis
+ * Copyright (C) 2016-2017 - Brad Parker
+ *
+ * RetroArch is free software: you can redistribute it and/or modify it under the terms
+ * of the GNU General Public License as published by the Free Software Found-
+ * ation, either version 3 of the License, or (at your option) any later version.
+ *
+ * RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
+ * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+ * PURPOSE. See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with RetroArch.
+ * If not, see .
+ */
+
+#include
+
+#include
+#include
+
+#include "../../config.def.h"
+#include "../../gfx/font_driver.h"
+#include "../../gfx/video_driver.h"
+
+#include "../menu_driver.h"
+
+static void *menu_display_fpga_get_default_mvp(void)
+{
+ return NULL;
+}
+
+static void menu_display_fpga_blend_begin(void)
+{
+}
+
+static void menu_display_fpga_blend_end(void)
+{
+}
+
+static void menu_display_fpga_draw(void *data)
+{
+ (void)data;
+}
+
+static void menu_display_fpga_draw_pipeline(void *data)
+{
+ (void)data;
+}
+
+static void menu_display_fpga_viewport(void *data)
+{
+ (void)data;
+}
+
+static void menu_display_fpga_restore_clear_color(void)
+{
+}
+
+static void menu_display_fpga_clear_color(menu_display_ctx_clearcolor_t *clearcolor)
+{
+ (void)clearcolor;
+
+ menu_display_fpga_restore_clear_color();
+}
+
+static bool menu_display_fpga_font_init_first(
+ void **font_handle, void *video_data,
+ const char *font_path, float font_size,
+ bool is_threaded)
+{
+ font_data_t **handle = (font_data_t**)font_handle;
+ *handle = font_driver_init_first(video_data,
+ font_path, font_size, true,
+ is_threaded,
+ FONT_DRIVER_RENDER_FPGA);
+ return *handle;
+}
+
+static const float *menu_display_fpga_get_default_vertices(void)
+{
+ static float dummy[16] = {0.0f};
+ return &dummy[0];
+}
+
+static const float *menu_display_fpga_get_default_tex_coords(void)
+{
+ static float dummy[16] = {0.0f};
+ return &dummy[0];
+}
+
+menu_display_ctx_driver_t menu_display_ctx_fpga = {
+ menu_display_fpga_draw,
+ menu_display_fpga_draw_pipeline,
+ menu_display_fpga_viewport,
+ menu_display_fpga_blend_begin,
+ menu_display_fpga_blend_end,
+ menu_display_fpga_restore_clear_color,
+ menu_display_fpga_clear_color,
+ menu_display_fpga_get_default_mvp,
+ menu_display_fpga_get_default_vertices,
+ menu_display_fpga_get_default_tex_coords,
+ menu_display_fpga_font_init_first,
+ MENU_VIDEO_DRIVER_FPGA,
+ "menu_display_fpga",
+};
diff --git a/menu/menu_defines.h b/menu/menu_defines.h
index 50e2dca678..47de53f339 100644
--- a/menu/menu_defines.h
+++ b/menu/menu_defines.h
@@ -228,7 +228,8 @@ enum menu_display_driver_type
MENU_VIDEO_DRIVER_SIXEL,
MENU_VIDEO_DRIVER_GDI,
MENU_VIDEO_DRIVER_SWITCH,
- MENU_VIDEO_DRIVER_VGA
+ MENU_VIDEO_DRIVER_VGA,
+ MENU_VIDEO_DRIVER_FPGA
};
enum rgui_thumbnail_scaler
diff --git a/menu/menu_driver.c b/menu/menu_driver.c
index 40b74a84fc..b43857937d 100644
--- a/menu/menu_driver.c
+++ b/menu/menu_driver.c
@@ -166,6 +166,9 @@ static menu_display_ctx_driver_t *menu_display_ctx_drivers[] = {
#endif
#ifdef HAVE_CACA
&menu_display_ctx_caca,
+#endif
+#ifdef HAVE_FPGA
+ &menu_display_ctx_fpga,
#endif
&menu_display_ctx_null,
NULL,
@@ -1641,6 +1644,10 @@ static bool menu_display_check_compatibility(
if (string_is_equal(video_driver, "vga"))
return true;
break;
+ case MENU_VIDEO_DRIVER_FPGA:
+ if (string_is_equal(video_driver, "fpga"))
+ return true;
+ break;
case MENU_VIDEO_DRIVER_SWITCH:
if (string_is_equal(video_driver, "switch"))
return true;
diff --git a/menu/menu_driver.h b/menu/menu_driver.h
index 426efe47a1..8e11b61b0a 100644
--- a/menu/menu_driver.h
+++ b/menu/menu_driver.h
@@ -711,6 +711,7 @@ extern menu_display_ctx_driver_t menu_display_ctx_wiiu;
extern menu_display_ctx_driver_t menu_display_ctx_caca;
extern menu_display_ctx_driver_t menu_display_ctx_gdi;
extern menu_display_ctx_driver_t menu_display_ctx_vga;
+extern menu_display_ctx_driver_t menu_display_ctx_fpga;
extern menu_display_ctx_driver_t menu_display_ctx_switch;
extern menu_display_ctx_driver_t menu_display_ctx_sixel;
extern menu_display_ctx_driver_t menu_display_ctx_null;
diff --git a/retroarch.c b/retroarch.c
index a3472e9cad..2cade385bd 100644
--- a/retroarch.c
+++ b/retroarch.c
@@ -431,6 +431,9 @@ static const video_driver_t *video_drivers[] = {
#ifdef DJGPP
&video_vga,
#endif
+#ifdef HAVE_FPGA
+ &video_fpga,
+#endif
#ifdef HAVE_SIXEL
&video_sixel,
#endif
@@ -517,6 +520,9 @@ static const gfx_ctx_driver_t *gfx_ctx_drivers[] = {
#endif
#ifdef HAVE_NETWORK_VIDEO
&gfx_ctx_network,
+#endif
+#if defined(HAVE_FPGA)
+ &gfx_ctx_fpga,
#endif
&gfx_ctx_null,
NULL
diff --git a/retroarch.h b/retroarch.h
index 62071faed5..b10d7bbb42 100644
--- a/retroarch.h
+++ b/retroarch.h
@@ -839,6 +839,7 @@ enum gfx_ctx_api
GFX_CTX_NETWORK_VIDEO_API,
GFX_CTX_METAL_API,
GFX_CTX_GDI_API,
+ GFX_CTX_FPGA_API,
GFX_CTX_GX_API,
GFX_CTX_GX2_API
};
@@ -1942,6 +1943,7 @@ extern video_driver_t video_xshm;
extern video_driver_t video_caca;
extern video_driver_t video_gdi;
extern video_driver_t video_vga;
+extern video_driver_t video_fpga;
extern video_driver_t video_sixel;
extern video_driver_t video_network;
extern video_driver_t video_null;
@@ -1965,6 +1967,7 @@ extern const gfx_ctx_driver_t gfx_ctx_emscripten;
extern const gfx_ctx_driver_t gfx_ctx_opendingux_fbdev;
extern const gfx_ctx_driver_t gfx_ctx_khr_display;
extern const gfx_ctx_driver_t gfx_ctx_gdi;
+extern const gfx_ctx_driver_t gfx_ctx_fpga;
extern const gfx_ctx_driver_t gfx_ctx_sixel;
extern const gfx_ctx_driver_t gfx_ctx_network;
extern const gfx_ctx_driver_t switch_ctx;