Re-do the way the libretro port does audio. Audio is now sent to libretro at 384KHz, which is then resampled to whatever rate the user configured.
This commit is contained in:
Lior Halphon
parent
5c16d0e656
commit
130c7c28c2
@ -6,7 +6,8 @@
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#include <signal.h>
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#include <stdarg.h>
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#define AUDIO_FREQUENCY 44100
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#define AUDIO_FREQUENCY 384000
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#define FRAME_RATE (0x400000 / 70224.0)
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#ifdef _WIN32
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#include <direct.h>
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@ -18,9 +19,9 @@
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#include "libretro.h"
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#ifdef _WIN32
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char slash = '\\';
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char slash = '\\';
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#else
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char slash = '/';
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char slash = '/';
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#endif
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#define VIDEO_WIDTH 160
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@ -39,7 +40,7 @@ static retro_audio_sample_batch_t audio_batch_cb;
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static retro_input_poll_t input_poll_cb;
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static retro_input_state_t input_state_cb;
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signed short soundbuf[1024*2];
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signed short soundbuf[1024 * 2];
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char retro_system_directory[4096];
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char retro_save_directory[4096];
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@ -52,11 +53,11 @@ extern const unsigned dmg_boot_length, cgb_boot_length;
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static void fallback_log(enum retro_log_level level, const char *fmt, ...)
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{
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(void)level;
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va_list va;
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va_start(va, fmt);
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vfprintf(stderr, fmt, va);
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va_end(va);
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(void)level;
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va_list va;
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va_start(va, fmt);
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vfprintf(stderr, fmt, va);
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va_end(va);
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}
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static void replace_extension(const char *src, size_t length, char *dest, const char *ext)
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@ -82,37 +83,46 @@ static struct retro_rumble_interface rumble;
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static void GB_update_keys_status(GB_gameboy_t *gb)
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{
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input_poll_cb();
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input_poll_cb();
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GB_set_key_state(gb, GB_KEY_RIGHT,input_state_cb(0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT));
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GB_set_key_state(gb, GB_KEY_LEFT, input_state_cb(0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT));
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GB_set_key_state(gb, GB_KEY_UP,input_state_cb(0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP) );
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GB_set_key_state(gb, GB_KEY_DOWN,input_state_cb(0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN));
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GB_set_key_state(gb, GB_KEY_A,input_state_cb(0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A) );
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GB_set_key_state(gb, GB_KEY_B,input_state_cb(0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B) );
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GB_set_key_state(gb, GB_KEY_SELECT,input_state_cb(0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT));
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GB_set_key_state(gb, GB_KEY_START,input_state_cb(0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START) );
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GB_set_key_state(gb, GB_KEY_RIGHT,input_state_cb(0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT));
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GB_set_key_state(gb, GB_KEY_LEFT, input_state_cb(0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT));
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GB_set_key_state(gb, GB_KEY_UP,input_state_cb(0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP) );
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GB_set_key_state(gb, GB_KEY_DOWN,input_state_cb(0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN));
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GB_set_key_state(gb, GB_KEY_A,input_state_cb(0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A) );
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GB_set_key_state(gb, GB_KEY_B,input_state_cb(0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B) );
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GB_set_key_state(gb, GB_KEY_SELECT,input_state_cb(0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT));
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GB_set_key_state(gb, GB_KEY_START,input_state_cb(0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START) );
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if (gb->rumble_state)
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rumble.set_rumble_state(0, RETRO_RUMBLE_STRONG, 65535);
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else
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rumble.set_rumble_state(0, RETRO_RUMBLE_STRONG, 0);
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if (gb->rumble_state)
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rumble.set_rumble_state(0, RETRO_RUMBLE_STRONG, 65535);
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else
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rumble.set_rumble_state(0, RETRO_RUMBLE_STRONG, 0);
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}
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static void audio_callback(void *gb)
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{
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GB_apu_copy_buffer(gb, (GB_sample_t *) soundbuf, (float)AUDIO_FREQUENCY / 59.72);
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audio_batch_cb(soundbuf, (float)AUDIO_FREQUENCY / 59.72);
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size_t length = GB_apu_get_current_buffer_length(gb);
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while (length > sizeof(soundbuf) / 4)
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{
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GB_apu_copy_buffer(gb, (GB_sample_t *) soundbuf, 1024);
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audio_batch_cb(soundbuf, 1024);
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length -= 1024;
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}
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if (length) {
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GB_apu_copy_buffer(gb, (GB_sample_t *) soundbuf, length);
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audio_batch_cb(soundbuf, length);
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}
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}
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static void vblank(GB_gameboy_t *gb)
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{
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GB_update_keys_status(gb);
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GB_set_pixels_output(gb, frame_buf);
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audio_callback(gb);
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GB_update_keys_status(gb);
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audio_callback(gb);
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}
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static uint32_t rgb_encode(GB_gameboy_t *gb, uint8_t r, uint8_t g, uint8_t b)
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@ -134,77 +144,77 @@ static retro_environment_t environ_cb;
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void retro_init(void)
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{
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frame_buf = (uint32_t*)malloc(VIDEO_PIXELS * sizeof(uint32_t));
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const char *dir = NULL;
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frame_buf = (uint32_t*)malloc(VIDEO_PIXELS * sizeof(uint32_t));
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const char *dir = NULL;
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if (environ_cb(RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY, &dir) && dir)
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snprintf(retro_system_directory, sizeof(retro_system_directory), "%s", dir);
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else
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snprintf(retro_system_directory, sizeof(retro_system_directory), "%s", ".");
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if (environ_cb(RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY, &dir) && dir)
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snprintf(retro_system_directory, sizeof(retro_system_directory), "%s", dir);
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else
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snprintf(retro_system_directory, sizeof(retro_system_directory), "%s", ".");
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if (environ_cb(RETRO_ENVIRONMENT_GET_SAVE_DIRECTORY, &dir) && dir)
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snprintf(retro_save_directory, sizeof(retro_save_directory), "%s", dir);
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else
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snprintf(retro_save_directory, sizeof(retro_save_directory), "%s", ".");
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if (environ_cb(RETRO_ENVIRONMENT_GET_SAVE_DIRECTORY, &dir) && dir)
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snprintf(retro_save_directory, sizeof(retro_save_directory), "%s", dir);
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else
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snprintf(retro_save_directory, sizeof(retro_save_directory), "%s", ".");
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}
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void retro_deinit(void)
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{
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free(frame_buf);
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frame_buf = NULL;
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free(frame_buf);
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frame_buf = NULL;
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}
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unsigned retro_api_version(void)
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{
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return RETRO_API_VERSION;
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return RETRO_API_VERSION;
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}
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void retro_set_controller_port_device(unsigned port, unsigned device)
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{
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log_cb(RETRO_LOG_INFO, "Plugging device %u into port %u.\n", device, port);
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log_cb(RETRO_LOG_INFO, "Plugging device %u into port %u.\n", device, port);
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}
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void retro_get_system_info(struct retro_system_info *info)
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{
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memset(info, 0, sizeof(*info));
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info->library_name = "SameBoy";
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memset(info, 0, sizeof(*info));
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info->library_name = "SameBoy";
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#ifdef GIT_VERSION
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info->library_version = SAMEBOY_CORE_VERSION GIT_VERSION;
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info->library_version = SAMEBOY_CORE_VERSION GIT_VERSION;
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#else
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info->library_version = SAMEBOY_CORE_VERSION;
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info->library_version = SAMEBOY_CORE_VERSION;
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#endif
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info->need_fullpath = true;
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info->valid_extensions = "gb|gbc";
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info->need_fullpath = true;
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info->valid_extensions = "gb|gbc";
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}
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void retro_get_system_av_info(struct retro_system_av_info *info)
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{
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struct retro_game_geometry geom = { VIDEO_WIDTH, VIDEO_HEIGHT,VIDEO_WIDTH, VIDEO_HEIGHT ,160.0 / 144.0 };
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struct retro_system_timing timing = { 59.72, 44100.0 };
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struct retro_game_geometry geom = { VIDEO_WIDTH, VIDEO_HEIGHT,VIDEO_WIDTH, VIDEO_HEIGHT ,160.0 / 144.0 };
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struct retro_system_timing timing = { FRAME_RATE, AUDIO_FREQUENCY };
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info->geometry = geom;
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info->timing = timing;
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info->geometry = geom;
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info->timing = timing;
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}
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void retro_set_environment(retro_environment_t cb)
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{
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environ_cb = cb;
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environ_cb = cb;
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if (cb(RETRO_ENVIRONMENT_GET_LOG_INTERFACE, &logging))
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log_cb = logging.log;
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else
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log_cb = fallback_log;
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if (cb(RETRO_ENVIRONMENT_GET_LOG_INTERFACE, &logging))
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log_cb = logging.log;
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else
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log_cb = fallback_log;
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static const struct retro_controller_description controllers[] = {
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{ "Nintendo Gameboy", RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_JOYPAD, 0) },
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};
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static const struct retro_controller_description controllers[] = {
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{ "Nintendo Gameboy", RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_JOYPAD, 0) },
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};
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static const struct retro_controller_info ports[] = {
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{ controllers, 1 },
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{ NULL, 0 },
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};
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cb(RETRO_ENVIRONMENT_SET_CONTROLLER_INFO, (void*)ports);
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static const struct retro_controller_info ports[] = {
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{ controllers, 1 },
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{ NULL, 0 },
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};
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cb(RETRO_ENVIRONMENT_SET_CONTROLLER_INFO, (void*)ports);
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}
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void retro_set_audio_sample(retro_audio_sample_t cb)
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@ -213,316 +223,306 @@ void retro_set_audio_sample(retro_audio_sample_t cb)
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void retro_set_audio_sample_batch(retro_audio_sample_batch_t cb)
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{
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audio_batch_cb = cb;
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audio_batch_cb = cb;
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}
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void retro_set_input_poll(retro_input_poll_t cb)
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{
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input_poll_cb = cb;
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input_poll_cb = cb;
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}
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void retro_set_input_state(retro_input_state_t cb)
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{
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input_state_cb = cb;
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input_state_cb = cb;
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}
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void retro_set_video_refresh(retro_video_refresh_t cb)
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{
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video_cb = cb;
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video_cb = cb;
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}
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void retro_reset(void)
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{
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GB_reset(&gb);
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GB_reset(&gb);
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}
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static void check_variables(void)
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{
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struct retro_variable var = {0};
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struct retro_variable var = {0};
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var.key = "sameboy_color_correction_mode";
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var.value = NULL;
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if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value && GB_is_cgb(&gb))
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{
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if (strcmp(var.value, "off") == 0)
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GB_set_color_correction_mode(&gb, GB_COLOR_CORRECTION_DISABLED);
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else if (strcmp(var.value, "correct curves") == 0)
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GB_set_color_correction_mode(&gb, GB_COLOR_CORRECTION_CORRECT_CURVES);
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else if (strcmp(var.value, "emulate hardware") == 0)
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GB_set_color_correction_mode(&gb, GB_COLOR_CORRECTION_EMULATE_HARDWARE);
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else if (strcmp(var.value, "preserve brightness") == 0)
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GB_set_color_correction_mode(&gb, GB_COLOR_CORRECTION_PRESERVE_BRIGHTNESS);
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}
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var.key = "sameboy_color_correction_mode";
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var.value = NULL;
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if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value && GB_is_cgb(&gb))
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{
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if (strcmp(var.value, "off") == 0)
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GB_set_color_correction_mode(&gb, GB_COLOR_CORRECTION_DISABLED);
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else if (strcmp(var.value, "correct curves") == 0)
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GB_set_color_correction_mode(&gb, GB_COLOR_CORRECTION_CORRECT_CURVES);
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else if (strcmp(var.value, "emulate hardware") == 0)
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GB_set_color_correction_mode(&gb, GB_COLOR_CORRECTION_EMULATE_HARDWARE);
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else if (strcmp(var.value, "preserve brightness") == 0)
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GB_set_color_correction_mode(&gb, GB_COLOR_CORRECTION_PRESERVE_BRIGHTNESS);
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}
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var.key = "sameboy_high_pass_filter_mode";
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var.value = NULL;
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if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
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{
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if (strcmp(var.value, "off") == 0)
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GB_set_highpass_filter_mode(&gb, GB_HIGHPASS_OFF);
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else if (strcmp(var.value, "accurate") == 0)
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GB_set_highpass_filter_mode(&gb, GB_HIGHPASS_ACCURATE);
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else if (strcmp(var.value, "remove dc offset") == 0)
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GB_set_highpass_filter_mode(&gb, GB_HIGHPASS_REMOVE_DC_OFFSET);
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}
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var.key = "sameboy_high_pass_filter_mode";
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var.value = NULL;
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if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
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{
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if (strcmp(var.value, "off") == 0)
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GB_set_highpass_filter_mode(&gb, GB_HIGHPASS_OFF);
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else if (strcmp(var.value, "accurate") == 0)
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GB_set_highpass_filter_mode(&gb, GB_HIGHPASS_ACCURATE);
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else if (strcmp(var.value, "remove dc offset") == 0)
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GB_set_highpass_filter_mode(&gb, GB_HIGHPASS_REMOVE_DC_OFFSET);
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}
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}
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void retro_run(void)
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{
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static int frames;
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size_t samples;
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bool updated = false;
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if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
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check_variables();
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GB_run_frame(&gb);
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bool updated = false;
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if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
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check_variables();
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samples = GB_apu_get_current_buffer_length(&gb);
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if (!(frames < (samples / 35112)))
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{
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GB_run_frame(&gb);
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frames ++;
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}
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else
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frames = 0;
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video_cb(frame_buf, VIDEO_WIDTH, VIDEO_HEIGHT, VIDEO_WIDTH * sizeof(uint32_t));
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video_cb(frame_buf, VIDEO_WIDTH, VIDEO_HEIGHT, VIDEO_WIDTH * sizeof(uint32_t));
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}
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bool retro_load_game(const struct retro_game_info *info)
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{
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struct retro_input_descriptor desc[] = {
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{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "Left" },
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{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "Up" },
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{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "Down" },
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{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "Right" },
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{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "B" },
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{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "A" },
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{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
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{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
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{ 0 },
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};
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struct retro_input_descriptor desc[] = {
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{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "Left" },
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{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "Up" },
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{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "Down" },
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{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "Right" },
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{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "B" },
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{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "A" },
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{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" },
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{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
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{ 0 },
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};
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environ_cb(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, desc);
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environ_cb(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, desc);
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enum retro_pixel_format fmt = RETRO_PIXEL_FORMAT_XRGB8888;
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if (!environ_cb(RETRO_ENVIRONMENT_SET_PIXEL_FORMAT, &fmt))
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{
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log_cb(RETRO_LOG_INFO, "XRGB8888 is not supported.\n");
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return false;
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}
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enum retro_pixel_format fmt = RETRO_PIXEL_FORMAT_XRGB8888;
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if (!environ_cb(RETRO_ENVIRONMENT_SET_PIXEL_FORMAT, &fmt))
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{
|
||||
log_cb(RETRO_LOG_INFO, "XRGB8888 is not supported.\n");
|
||||
return false;
|
||||
}
|
||||
|
||||
snprintf(retro_game_path, sizeof(retro_game_path), "%s", info->path);
|
||||
snprintf(retro_game_path, sizeof(retro_game_path), "%s", info->path);
|
||||
|
||||
char buf[256];
|
||||
int err = 0;
|
||||
if (!strstr(info->path, "gbc"))
|
||||
{
|
||||
GB_init(&gb);
|
||||
snprintf(buf, sizeof(buf), "%s%cdmg_boot.bin", retro_system_directory, slash);
|
||||
log_cb(RETRO_LOG_INFO, "Loading boot image: %s\n", buf);
|
||||
err = GB_load_boot_rom(&gb, buf);
|
||||
char buf[256];
|
||||
int err = 0;
|
||||
if (!strstr(info->path, "gbc"))
|
||||
{
|
||||
GB_init(&gb);
|
||||
snprintf(buf, sizeof(buf), "%s%cdmg_boot.bin", retro_system_directory, slash);
|
||||
log_cb(RETRO_LOG_INFO, "Loading boot image: %s\n", buf);
|
||||
err = GB_load_boot_rom(&gb, buf);
|
||||
|
||||
if (err) {
|
||||
GB_load_boot_rom_from_buffer(&gb, dmg_boot, dmg_boot_length);
|
||||
err = 0;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
GB_init_cgb(&gb);
|
||||
snprintf(buf, sizeof(buf), "%s%ccgb_boot.bin", retro_system_directory, slash);
|
||||
log_cb(RETRO_LOG_INFO, "Loading boot image: %s\n", buf);
|
||||
err = GB_load_boot_rom(&gb, buf);
|
||||
if (err) {
|
||||
GB_load_boot_rom_from_buffer(&gb, dmg_boot, dmg_boot_length);
|
||||
err = 0;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
GB_init_cgb(&gb);
|
||||
snprintf(buf, sizeof(buf), "%s%ccgb_boot.bin", retro_system_directory, slash);
|
||||
log_cb(RETRO_LOG_INFO, "Loading boot image: %s\n", buf);
|
||||
err = GB_load_boot_rom(&gb, buf);
|
||||
|
||||
if (err) {
|
||||
GB_load_boot_rom_from_buffer(&gb, cgb_boot, cgb_boot_length);
|
||||
err = 0;
|
||||
}
|
||||
}
|
||||
if (err)
|
||||
log_cb(RETRO_LOG_INFO, "Failed to load boot ROM %s %d\n", buf, err);
|
||||
(void)info;
|
||||
if (err) {
|
||||
GB_load_boot_rom_from_buffer(&gb, cgb_boot, cgb_boot_length);
|
||||
err = 0;
|
||||
}
|
||||
}
|
||||
if (err)
|
||||
log_cb(RETRO_LOG_INFO, "Failed to load boot ROM %s %d\n", buf, err);
|
||||
(void)info;
|
||||
|
||||
if (GB_load_rom(&gb,info->path)) {
|
||||
if (GB_load_rom(&gb,info->path)) {
|
||||
perror("Failed to load ROM");
|
||||
exit(1);
|
||||
}
|
||||
}
|
||||
|
||||
GB_set_vblank_callback(&gb, (GB_vblank_callback_t) vblank);
|
||||
GB_set_user_data(&gb, (void*)NULL);
|
||||
GB_set_pixels_output(&gb,(unsigned int*)frame_buf);
|
||||
GB_set_rgb_encode_callback(&gb, rgb_encode);
|
||||
GB_set_vblank_callback(&gb, (GB_vblank_callback_t) vblank);
|
||||
GB_set_user_data(&gb, (void*)NULL);
|
||||
GB_set_pixels_output(&gb,(unsigned int*)frame_buf);
|
||||
GB_set_rgb_encode_callback(&gb, rgb_encode);
|
||||
|
||||
size_t path_length = strlen(retro_game_path);
|
||||
size_t path_length = strlen(retro_game_path);
|
||||
|
||||
#ifndef DISABLE_DEBUGGER
|
||||
{
|
||||
char TMPC[512];
|
||||
sprintf(TMPC,"%s/registers.sym",retro_system_directory);
|
||||
GB_debugger_load_symbol_file(&gb, TMPC);
|
||||
}
|
||||
{
|
||||
char TMPC[512];
|
||||
sprintf(TMPC,"%s/registers.sym",retro_system_directory);
|
||||
GB_debugger_load_symbol_file(&gb, TMPC);
|
||||
}
|
||||
#endif
|
||||
|
||||
replace_extension(retro_game_path, path_length, symbols_path, ".sym");
|
||||
replace_extension(retro_game_path, path_length, symbols_path, ".sym");
|
||||
|
||||
#ifndef DISABLE_DEBUGGER
|
||||
GB_debugger_load_symbol_file(&gb, symbols_path);
|
||||
GB_debugger_load_symbol_file(&gb, symbols_path);
|
||||
#endif
|
||||
|
||||
GB_set_sample_rate(&gb, AUDIO_FREQUENCY);
|
||||
GB_set_sample_rate(&gb, AUDIO_FREQUENCY);
|
||||
|
||||
struct retro_memory_descriptor descs[7];
|
||||
size_t size;
|
||||
uint16_t bank;
|
||||
struct retro_memory_descriptor descs[7];
|
||||
size_t size;
|
||||
uint16_t bank;
|
||||
|
||||
memset(descs, 0, sizeof(descs));
|
||||
memset(descs, 0, sizeof(descs));
|
||||
|
||||
descs[0].ptr = GB_get_direct_access(&gb, GB_DIRECT_ACCESS_IE, &size, &bank);
|
||||
descs[0].start = 0xFFFF;
|
||||
descs[0].len = 1;
|
||||
descs[0].ptr = GB_get_direct_access(&gb, GB_DIRECT_ACCESS_IE, &size, &bank);
|
||||
descs[0].start = 0xFFFF;
|
||||
descs[0].len = 1;
|
||||
|
||||
descs[1].ptr = GB_get_direct_access(&gb, GB_DIRECT_ACCESS_HRAM, &size, &bank);
|
||||
descs[1].start = 0xFF80;
|
||||
descs[1].len = 0x0080;
|
||||
descs[1].ptr = GB_get_direct_access(&gb, GB_DIRECT_ACCESS_HRAM, &size, &bank);
|
||||
descs[1].start = 0xFF80;
|
||||
descs[1].len = 0x0080;
|
||||
|
||||
descs[2].ptr = GB_get_direct_access(&gb, GB_DIRECT_ACCESS_RAM, &size, &bank);
|
||||
descs[2].start = 0xC000;
|
||||
descs[2].len = 0x2000;
|
||||
descs[2].ptr = GB_get_direct_access(&gb, GB_DIRECT_ACCESS_RAM, &size, &bank);
|
||||
descs[2].start = 0xC000;
|
||||
descs[2].len = 0x2000;
|
||||
|
||||
descs[3].ptr = GB_get_direct_access(&gb, GB_DIRECT_ACCESS_CART_RAM, &size, &bank);
|
||||
descs[3].start = 0xA000;
|
||||
descs[3].len = 0x2000;
|
||||
descs[3].ptr = GB_get_direct_access(&gb, GB_DIRECT_ACCESS_CART_RAM, &size, &bank);
|
||||
descs[3].start = 0xA000;
|
||||
descs[3].len = 0x2000;
|
||||
|
||||
descs[4].ptr = GB_get_direct_access(&gb, GB_DIRECT_ACCESS_VRAM, &size, &bank);
|
||||
descs[4].start = 0x8000;
|
||||
descs[4].len = 0x2000;
|
||||
descs[4].ptr = GB_get_direct_access(&gb, GB_DIRECT_ACCESS_VRAM, &size, &bank);
|
||||
descs[4].start = 0x8000;
|
||||
descs[4].len = 0x2000;
|
||||
|
||||
descs[5].ptr = GB_get_direct_access(&gb, GB_DIRECT_ACCESS_ROM, &size, &bank);
|
||||
descs[5].start = 0x0000;
|
||||
descs[5].len = 0x4000;
|
||||
descs[5].flags = RETRO_MEMDESC_CONST;
|
||||
descs[5].ptr = GB_get_direct_access(&gb, GB_DIRECT_ACCESS_ROM, &size, &bank);
|
||||
descs[5].start = 0x0000;
|
||||
descs[5].len = 0x4000;
|
||||
descs[5].flags = RETRO_MEMDESC_CONST;
|
||||
|
||||
descs[6].ptr = GB_get_direct_access(&gb, GB_DIRECT_ACCESS_OAM, &size, &bank);
|
||||
descs[6].start = 0xFE00;
|
||||
descs[6].len = 0x00A0;
|
||||
descs[6].ptr = GB_get_direct_access(&gb, GB_DIRECT_ACCESS_OAM, &size, &bank);
|
||||
descs[6].start = 0xFE00;
|
||||
descs[6].len = 0x00A0;
|
||||
|
||||
struct retro_memory_map mmaps;
|
||||
mmaps.descriptors = descs;
|
||||
mmaps.num_descriptors = sizeof(descs) / sizeof(descs[0]);
|
||||
environ_cb(RETRO_ENVIRONMENT_SET_MEMORY_MAPS, &mmaps);
|
||||
struct retro_memory_map mmaps;
|
||||
mmaps.descriptors = descs;
|
||||
mmaps.num_descriptors = sizeof(descs) / sizeof(descs[0]);
|
||||
environ_cb(RETRO_ENVIRONMENT_SET_MEMORY_MAPS, &mmaps);
|
||||
|
||||
bool yes = true;
|
||||
environ_cb(RETRO_ENVIRONMENT_SET_SUPPORT_ACHIEVEMENTS, &yes);
|
||||
bool yes = true;
|
||||
environ_cb(RETRO_ENVIRONMENT_SET_SUPPORT_ACHIEVEMENTS, &yes);
|
||||
|
||||
if (environ_cb(RETRO_ENVIRONMENT_GET_RUMBLE_INTERFACE, &rumble))
|
||||
log_cb(RETRO_LOG_INFO, "Rumble environment supported.\n");
|
||||
else
|
||||
log_cb(RETRO_LOG_INFO, "Rumble environment not supported.\n");
|
||||
if (environ_cb(RETRO_ENVIRONMENT_GET_RUMBLE_INTERFACE, &rumble))
|
||||
log_cb(RETRO_LOG_INFO, "Rumble environment supported.\n");
|
||||
else
|
||||
log_cb(RETRO_LOG_INFO, "Rumble environment not supported.\n");
|
||||
|
||||
static struct retro_variable vars_cgb[] = {
|
||||
{ "sameboy_color_correction_mode", "Color Correction; off|correct curves|emulate hardware|preserve brightness" },
|
||||
{ "sameboy_high_pass_filter_mode", "High Pass Filter; off|accurate|remove dc offset" },
|
||||
{ NULL }
|
||||
};
|
||||
static struct retro_variable vars_cgb[] = {
|
||||
{ "sameboy_color_correction_mode", "Color Correction; off|correct curves|emulate hardware|preserve brightness" },
|
||||
{ "sameboy_high_pass_filter_mode", "High Pass Filter; off|accurate|remove dc offset" },
|
||||
{ NULL }
|
||||
};
|
||||
|
||||
static struct retro_variable vars_dmg[] = {
|
||||
{ "sameboy_high_pass_filter_mode", "High Pass Filter; off|accurate|remove dc offset" },
|
||||
{ NULL }
|
||||
};
|
||||
static struct retro_variable vars_dmg[] = {
|
||||
{ "sameboy_high_pass_filter_mode", "High Pass Filter; off|accurate|remove dc offset" },
|
||||
{ NULL }
|
||||
};
|
||||
|
||||
if (GB_is_cgb(&gb))
|
||||
environ_cb(RETRO_ENVIRONMENT_SET_VARIABLES, vars_cgb);
|
||||
else
|
||||
environ_cb(RETRO_ENVIRONMENT_SET_VARIABLES, vars_dmg);
|
||||
check_variables();
|
||||
if (GB_is_cgb(&gb))
|
||||
environ_cb(RETRO_ENVIRONMENT_SET_VARIABLES, vars_cgb);
|
||||
else
|
||||
environ_cb(RETRO_ENVIRONMENT_SET_VARIABLES, vars_dmg);
|
||||
check_variables();
|
||||
|
||||
return true;
|
||||
return true;
|
||||
}
|
||||
|
||||
void retro_unload_game(void)
|
||||
{
|
||||
GB_free(&gb);
|
||||
GB_free(&gb);
|
||||
}
|
||||
|
||||
unsigned retro_get_region(void)
|
||||
{
|
||||
return RETRO_REGION_NTSC;
|
||||
return RETRO_REGION_NTSC;
|
||||
}
|
||||
|
||||
bool retro_load_game_special(unsigned type, const struct retro_game_info *info, size_t num)
|
||||
{
|
||||
return false;
|
||||
return false;
|
||||
}
|
||||
|
||||
size_t retro_serialize_size(void)
|
||||
{
|
||||
return GB_get_save_state_size(&gb);
|
||||
return GB_get_save_state_size(&gb);
|
||||
}
|
||||
|
||||
bool retro_serialize(void *data, size_t size)
|
||||
{
|
||||
GB_save_state_to_buffer(&gb, (uint8_t*) data);
|
||||
if (data)
|
||||
return true;
|
||||
else
|
||||
return false;
|
||||
GB_save_state_to_buffer(&gb, (uint8_t*) data);
|
||||
if (data)
|
||||
return true;
|
||||
else
|
||||
return false;
|
||||
}
|
||||
|
||||
bool retro_unserialize(const void *data, size_t size)
|
||||
{
|
||||
if (GB_load_state_from_buffer(&gb, (uint8_t*) data, size) == 0)
|
||||
return true;
|
||||
else
|
||||
return false;
|
||||
if (GB_load_state_from_buffer(&gb, (uint8_t*) data, size) == 0)
|
||||
return true;
|
||||
else
|
||||
return false;
|
||||
}
|
||||
|
||||
void *retro_get_memory_data(unsigned type)
|
||||
{
|
||||
void* data;
|
||||
switch(type)
|
||||
{
|
||||
case RETRO_MEMORY_SAVE_RAM:
|
||||
if (gb.cartridge_type->has_battery && gb.mbc_ram_size != 0)
|
||||
data = gb.mbc_ram;
|
||||
else
|
||||
void* data;
|
||||
switch(type)
|
||||
{
|
||||
case RETRO_MEMORY_SAVE_RAM:
|
||||
if (gb.cartridge_type->has_battery && gb.mbc_ram_size != 0)
|
||||
data = gb.mbc_ram;
|
||||
else
|
||||
data = NULL;
|
||||
break;
|
||||
case RETRO_MEMORY_RTC:
|
||||
if(gb.cartridge_type->has_battery)
|
||||
data = &gb.rtc_real;
|
||||
else
|
||||
data = NULL;
|
||||
break;
|
||||
default:
|
||||
data = NULL;
|
||||
break;
|
||||
case RETRO_MEMORY_RTC:
|
||||
if(gb.cartridge_type->has_battery)
|
||||
data = &gb.rtc_real;
|
||||
else
|
||||
data = NULL;
|
||||
break;
|
||||
default:
|
||||
data = NULL;
|
||||
break;
|
||||
}
|
||||
break;
|
||||
}
|
||||
|
||||
return data;
|
||||
return data;
|
||||
}
|
||||
|
||||
size_t retro_get_memory_size(unsigned type)
|
||||
{
|
||||
size_t size;
|
||||
switch(type)
|
||||
{
|
||||
case RETRO_MEMORY_SAVE_RAM:
|
||||
if (gb.cartridge_type->has_battery && gb.mbc_ram_size != 0)
|
||||
size = gb.mbc_ram_size;
|
||||
else
|
||||
size_t size;
|
||||
switch(type)
|
||||
{
|
||||
case RETRO_MEMORY_SAVE_RAM:
|
||||
if (gb.cartridge_type->has_battery && gb.mbc_ram_size != 0)
|
||||
size = gb.mbc_ram_size;
|
||||
else
|
||||
size = 0;
|
||||
break;
|
||||
case RETRO_MEMORY_RTC:
|
||||
if(gb.cartridge_type->has_battery)
|
||||
size = sizeof (gb.rtc_real);
|
||||
else
|
||||
size = 0;
|
||||
break;
|
||||
default:
|
||||
size = 0;
|
||||
break;
|
||||
case RETRO_MEMORY_RTC:
|
||||
if(gb.cartridge_type->has_battery)
|
||||
size = sizeof (gb.rtc_real);
|
||||
else
|
||||
size = 0;
|
||||
break;
|
||||
default:
|
||||
size = 0;
|
||||
break;
|
||||
}
|
||||
break;
|
||||
}
|
||||
|
||||
return size;
|
||||
return size;
|
||||
}
|
||||
|
||||
void retro_cheat_reset(void)
|
||||
@ -530,8 +530,8 @@ void retro_cheat_reset(void)
|
||||
|
||||
void retro_cheat_set(unsigned index, bool enabled, const char *code)
|
||||
{
|
||||
(void)index;
|
||||
(void)enabled;
|
||||
(void)code;
|
||||
(void)index;
|
||||
(void)enabled;
|
||||
(void)code;
|
||||
}
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user