diff --git a/libretro/libretro.c b/libretro/libretro.c index 7e2c60a..9f937bc 100644 --- a/libretro/libretro.c +++ b/libretro/libretro.c @@ -71,7 +71,7 @@ char retro_system_directory[4096]; char retro_save_directory[4096]; char retro_game_path[4096]; -GB_gameboy_t gb[2]; +GB_gameboy_t gameboy[2]; extern const unsigned char dmg_boot[], cgb_boot[], agb_boot[]; extern const unsigned dmg_boot_length, cgb_boot_length, agb_boot_length; @@ -149,8 +149,8 @@ static void serial_start1(GB_gameboy_t *gb, uint8_t byte_received) static uint8_t serial_end1(GB_gameboy_t *gb) { - uint8_t ret = GB_serial_get_data(&gb[1]); - GB_serial_set_data(&gb[1], byte_to_send1); + uint8_t ret = GB_serial_get_data(&gameboy[1]); + GB_serial_set_data(&gameboy[1], byte_to_send1); return ret; } @@ -161,8 +161,8 @@ static void serial_start2(GB_gameboy_t *gb, uint8_t byte_received) static uint8_t serial_end2(GB_gameboy_t *gb) { - uint8_t ret = GB_serial_get_data(&gb[0]); - GB_serial_set_data(&gb[0], byte_to_send2); + uint8_t ret = GB_serial_get_data(&gameboy[0]); + GB_serial_set_data(&gameboy[0], byte_to_send2); return ret; } @@ -202,15 +202,15 @@ static void init_for_current_model(void) for (i = 0; i < emulated_devices; i++) { - if (GB_is_inited(&gb[i])) - GB_switch_model_and_reset(&gb[i], effective_model[i] != MODEL_DMG); + if (GB_is_inited(&gameboy[i])) + GB_switch_model_and_reset(&gameboy[i], effective_model[i] != MODEL_DMG); else { if (effective_model[i] == MODEL_DMG) - GB_init(&gb[i]); + GB_init(&gameboy[i]); else - GB_init_cgb(&gb[i]); + GB_init_cgb(&gameboy[i]); } const char *model_name = (const char *[]){"dmg", "cgb", "agb"}[model[i]]; const unsigned char *boot_code = (const unsigned char *[]){dmg_boot, cgb_boot, agb_boot}[model[i]]; @@ -219,23 +219,23 @@ static void init_for_current_model(void) char buf[256]; snprintf(buf, sizeof(buf), "%s%c%s_boot.bin", retro_system_directory, slash, model_name); log_cb(RETRO_LOG_INFO, "Loading boot image: %s\n", buf); - if (GB_load_boot_rom(&gb[i], buf)) - GB_load_boot_rom_from_buffer(&gb[i], boot_code, boot_length); - GB_set_user_data(&gb[i], (void*)NULL); - GB_set_pixels_output(&gb[i],(unsigned int*)(frame_buf + i * VIDEO_PIXELS)); - GB_set_rgb_encode_callback(&gb[i], rgb_encode); - GB_set_sample_rate(&gb[i], AUDIO_FREQUENCY); + if (GB_load_boot_rom(&gameboy[i], buf)) + GB_load_boot_rom_from_buffer(&gameboy[i], boot_code, boot_length); + GB_set_user_data(&gameboy[i], (void*)NULL); + GB_set_pixels_output(&gameboy[i],(unsigned int*)(frame_buf + i * VIDEO_PIXELS)); + GB_set_rgb_encode_callback(&gameboy[i], rgb_encode); + GB_set_sample_rate(&gameboy[i], AUDIO_FREQUENCY); } /* todo: attempt to make these more generic */ - GB_set_vblank_callback(&gb[0], (GB_vblank_callback_t) vblank1); + GB_set_vblank_callback(&gameboy[0], (GB_vblank_callback_t) vblank1); if (emulated_devices == 2) { - GB_set_vblank_callback(&gb[1], (GB_vblank_callback_t) vblank2); - GB_set_serial_transfer_start_callback(&gb[0], serial_start1); - GB_set_serial_transfer_end_callback(&gb[0], serial_end1); - GB_set_serial_transfer_start_callback(&gb[1], serial_start2); - GB_set_serial_transfer_end_callback(&gb[1], serial_end2); + GB_set_vblank_callback(&gameboy[1], (GB_vblank_callback_t) vblank2); + GB_set_serial_transfer_start_callback(&gameboy[0], serial_start1); + GB_set_serial_transfer_end_callback(&gameboy[0], serial_end1); + GB_set_serial_transfer_start_callback(&gameboy[1], serial_start2); + GB_set_serial_transfer_end_callback(&gameboy[1], serial_end2); } struct retro_memory_descriptor descs[7]; @@ -247,32 +247,32 @@ static void init_for_current_model(void) i = 0; memset(descs, 0, sizeof(descs)); - descs[0].ptr = GB_get_direct_access(&gb[i], GB_DIRECT_ACCESS_IE, &size, &bank); + descs[0].ptr = GB_get_direct_access(&gameboy[i], GB_DIRECT_ACCESS_IE, &size, &bank); descs[0].start = 0xFFFF; descs[0].len = 1; - descs[1].ptr = GB_get_direct_access(&gb[i], GB_DIRECT_ACCESS_HRAM, &size, &bank); + descs[1].ptr = GB_get_direct_access(&gameboy[i], GB_DIRECT_ACCESS_HRAM, &size, &bank); descs[1].start = 0xFF80; descs[1].len = 0x0080; - descs[2].ptr = GB_get_direct_access(&gb[i], GB_DIRECT_ACCESS_RAM, &size, &bank); + descs[2].ptr = GB_get_direct_access(&gameboy[i], GB_DIRECT_ACCESS_RAM, &size, &bank); descs[2].start = 0xC000; descs[2].len = 0x2000; - descs[3].ptr = GB_get_direct_access(&gb[i], GB_DIRECT_ACCESS_CART_RAM, &size, &bank); + descs[3].ptr = GB_get_direct_access(&gameboy[i], GB_DIRECT_ACCESS_CART_RAM, &size, &bank); descs[3].start = 0xA000; descs[3].len = 0x2000; - descs[4].ptr = GB_get_direct_access(&gb[i], GB_DIRECT_ACCESS_VRAM, &size, &bank); + descs[4].ptr = GB_get_direct_access(&gameboy[i], GB_DIRECT_ACCESS_VRAM, &size, &bank); descs[4].start = 0x8000; descs[4].len = 0x2000; - descs[5].ptr = GB_get_direct_access(&gb[i], GB_DIRECT_ACCESS_ROM, &size, &bank); + descs[5].ptr = GB_get_direct_access(&gameboy[i], 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[i], GB_DIRECT_ACCESS_OAM, &size, &bank); + descs[6].ptr = GB_get_direct_access(&gameboy[i], GB_DIRECT_ACCESS_OAM, &size, &bank); descs[6].start = 0xFE00; descs[6].len = 0x00A0; @@ -290,16 +290,16 @@ static void check_variables(bool link) { var.key = "sameboy_color_correction_mode"; var.value = NULL; - if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value && GB_is_cgb(&gb[0])) + if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value && GB_is_cgb(&gameboy[0])) { if (strcmp(var.value, "off") == 0) - GB_set_color_correction_mode(&gb[0], GB_COLOR_CORRECTION_DISABLED); + GB_set_color_correction_mode(&gameboy[0], GB_COLOR_CORRECTION_DISABLED); else if (strcmp(var.value, "correct curves") == 0) - GB_set_color_correction_mode(&gb[0], GB_COLOR_CORRECTION_CORRECT_CURVES); + GB_set_color_correction_mode(&gameboy[0], GB_COLOR_CORRECTION_CORRECT_CURVES); else if (strcmp(var.value, "emulate hardware") == 0) - GB_set_color_correction_mode(&gb[0], GB_COLOR_CORRECTION_EMULATE_HARDWARE); + GB_set_color_correction_mode(&gameboy[0], GB_COLOR_CORRECTION_EMULATE_HARDWARE); else if (strcmp(var.value, "preserve brightness") == 0) - GB_set_color_correction_mode(&gb[0], GB_COLOR_CORRECTION_PRESERVE_BRIGHTNESS); + GB_set_color_correction_mode(&gameboy[0], GB_COLOR_CORRECTION_PRESERVE_BRIGHTNESS); } var.key = "sameboy_high_pass_filter_mode"; @@ -307,11 +307,11 @@ static void check_variables(bool link) if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value) { if (strcmp(var.value, "off") == 0) - GB_set_highpass_filter_mode(&gb[0], GB_HIGHPASS_OFF); + GB_set_highpass_filter_mode(&gameboy[0], GB_HIGHPASS_OFF); else if (strcmp(var.value, "accurate") == 0) - GB_set_highpass_filter_mode(&gb[0], GB_HIGHPASS_ACCURATE); + GB_set_highpass_filter_mode(&gameboy[0], GB_HIGHPASS_ACCURATE); else if (strcmp(var.value, "remove dc offset") == 0) - GB_set_highpass_filter_mode(&gb[0], GB_HIGHPASS_REMOVE_DC_OFFSET); + GB_set_highpass_filter_mode(&gameboy[0], GB_HIGHPASS_REMOVE_DC_OFFSET); } var.key = "sameboy_model"; @@ -327,7 +327,7 @@ static void check_variables(bool link) new_model = MODEL_AGB; else if (strcmp(var.value, "Auto") == 0) new_model = MODEL_AUTO; - if (GB_is_inited(&gb[0]) && new_model != model[0]) { + if (GB_is_inited(&gameboy[0]) && new_model != model[0]) { model[0] = new_model; init_for_current_model(); } @@ -337,30 +337,30 @@ static void check_variables(bool link) { var.key = "sameboy_color_correction_mode_1"; var.value = NULL; - if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value && GB_is_cgb(&gb[0])) + if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value && GB_is_cgb(&gameboy[0])) { if (strcmp(var.value, "off") == 0) - GB_set_color_correction_mode(&gb[0], GB_COLOR_CORRECTION_DISABLED); + GB_set_color_correction_mode(&gameboy[0], GB_COLOR_CORRECTION_DISABLED); else if (strcmp(var.value, "correct curves") == 0) - GB_set_color_correction_mode(&gb[0], GB_COLOR_CORRECTION_CORRECT_CURVES); + GB_set_color_correction_mode(&gameboy[0], GB_COLOR_CORRECTION_CORRECT_CURVES); else if (strcmp(var.value, "emulate hardware") == 0) - GB_set_color_correction_mode(&gb[0], GB_COLOR_CORRECTION_EMULATE_HARDWARE); + GB_set_color_correction_mode(&gameboy[0], GB_COLOR_CORRECTION_EMULATE_HARDWARE); else if (strcmp(var.value, "preserve brightness") == 0) - GB_set_color_correction_mode(&gb[0], GB_COLOR_CORRECTION_PRESERVE_BRIGHTNESS); + GB_set_color_correction_mode(&gameboy[0], GB_COLOR_CORRECTION_PRESERVE_BRIGHTNESS); } var.key = "sameboy_color_correction_mode_2"; var.value = NULL; - if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value && GB_is_cgb(&gb[1])) + if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value && GB_is_cgb(&gameboy[1])) { if (strcmp(var.value, "off") == 0) - GB_set_color_correction_mode(&gb[1], GB_COLOR_CORRECTION_DISABLED); + GB_set_color_correction_mode(&gameboy[1], GB_COLOR_CORRECTION_DISABLED); else if (strcmp(var.value, "correct curves") == 0) - GB_set_color_correction_mode(&gb[1], GB_COLOR_CORRECTION_CORRECT_CURVES); + GB_set_color_correction_mode(&gameboy[1], GB_COLOR_CORRECTION_CORRECT_CURVES); else if (strcmp(var.value, "emulate hardware") == 0) - GB_set_color_correction_mode(&gb[1], GB_COLOR_CORRECTION_EMULATE_HARDWARE); + GB_set_color_correction_mode(&gameboy[1], GB_COLOR_CORRECTION_EMULATE_HARDWARE); else if (strcmp(var.value, "preserve brightness") == 0) - GB_set_color_correction_mode(&gb[1], GB_COLOR_CORRECTION_PRESERVE_BRIGHTNESS); + GB_set_color_correction_mode(&gameboy[1], GB_COLOR_CORRECTION_PRESERVE_BRIGHTNESS); } var.key = "sameboy_high_pass_filter_mode_1"; @@ -368,11 +368,11 @@ static void check_variables(bool link) if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value) { if (strcmp(var.value, "off") == 0) - GB_set_highpass_filter_mode(&gb[0], GB_HIGHPASS_OFF); + GB_set_highpass_filter_mode(&gameboy[0], GB_HIGHPASS_OFF); else if (strcmp(var.value, "accurate") == 0) - GB_set_highpass_filter_mode(&gb[0], GB_HIGHPASS_ACCURATE); + GB_set_highpass_filter_mode(&gameboy[0], GB_HIGHPASS_ACCURATE); else if (strcmp(var.value, "remove dc offset") == 0) - GB_set_highpass_filter_mode(&gb[0], GB_HIGHPASS_REMOVE_DC_OFFSET); + GB_set_highpass_filter_mode(&gameboy[0], GB_HIGHPASS_REMOVE_DC_OFFSET); } var.key = "sameboy_high_pass_filter_mode_2"; @@ -380,11 +380,11 @@ static void check_variables(bool link) if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value) { if (strcmp(var.value, "off") == 0) - GB_set_highpass_filter_mode(&gb[1], GB_HIGHPASS_OFF); + GB_set_highpass_filter_mode(&gameboy[1], GB_HIGHPASS_OFF); else if (strcmp(var.value, "accurate") == 0) - GB_set_highpass_filter_mode(&gb[1], GB_HIGHPASS_ACCURATE); + GB_set_highpass_filter_mode(&gameboy[1], GB_HIGHPASS_ACCURATE); else if (strcmp(var.value, "remove dc offset") == 0) - GB_set_highpass_filter_mode(&gb[1], GB_HIGHPASS_REMOVE_DC_OFFSET); + GB_set_highpass_filter_mode(&gameboy[1], GB_HIGHPASS_REMOVE_DC_OFFSET); } var.key = "sameboy_model_1"; @@ -398,7 +398,7 @@ static void check_variables(bool link) new_model = MODEL_CGB; else if (strcmp(var.value, "Game Boy Advance") == 0) new_model = MODEL_AGB; - if (GB_is_inited(&gb[0]) && new_model != model[0]) { + if (GB_is_inited(&gameboy[0]) && new_model != model[0]) { model[0] = new_model; init_for_current_model(); } @@ -415,7 +415,7 @@ static void check_variables(bool link) new_model = MODEL_CGB; else if (strcmp(var.value, "Game Boy Advance") == 0) new_model = MODEL_AGB; - if (GB_is_inited(&gb[1]) && new_model != model[1]) { + if (GB_is_inited(&gameboy[1]) && new_model != model[1]) { model[1] = new_model; init_for_current_model(); } @@ -553,7 +553,7 @@ void retro_set_video_refresh(retro_video_refresh_t cb) void retro_reset(void) { for (int i = 0; i < emulated_devices; i++) - GB_reset(&gb[i]); + GB_reset(&gameboy[i]); } @@ -574,15 +574,15 @@ void retro_run(void) { while (!vblank1_occurred || !vblank2_occurred) { if (delta >= 0) { - delta -= GB_run(&gb[0]); + delta -= GB_run(&gameboy[0]); } else { - delta += GB_run(&gb[1]); + delta += GB_run(&gameboy[1]); } } } else - GB_run_frame(&gb[0]); + GB_run_frame(&gameboy[0]); video_cb(frame_buf, VIDEO_WIDTH, VIDEO_HEIGHT * emulated_devices, VIDEO_WIDTH * sizeof(uint32_t)); } @@ -617,7 +617,7 @@ bool retro_load_game(const struct retro_game_info *info) for (int i = 0; i < emulated_devices; i++) { - if (GB_load_rom(&gb[i],info->path)) + if (GB_load_rom(&gameboy[i],info->path)) { log_cb(RETRO_LOG_INFO, "Failed to load ROM\n"); return false; @@ -649,7 +649,7 @@ bool retro_load_game(const struct retro_game_info *info) void retro_unload_game(void) { for (int i = 0; i < emulated_devices; i++) - GB_free(&gb[i]); + GB_free(&gameboy[i]); } unsigned retro_get_region(void) @@ -664,7 +664,7 @@ bool retro_load_game_special(unsigned type, const struct retro_game_info *info, size_t retro_serialize_size(void) { - return 2 * GB_get_save_state_size(&gb[0]); + return 2 * GB_get_save_state_size(&gameboy[0]); } bool retro_serialize(void *data, size_t size) @@ -676,7 +676,7 @@ bool retro_serialize(void *data, size_t size) for (int i = 0; i < emulated_devices; i++) { save_data[i] = (uint8_t*)malloc(size * sizeof(uint8_t) / emulated_devices); - GB_save_state_to_buffer(&gb[i], (uint8_t*) save_data[i]); + GB_save_state_to_buffer(&gameboy[i], (uint8_t*) save_data[i]); memcpy(data + (size * i / emulated_devices), save_data[i], size / emulated_devices); free(save_data[i]); } @@ -696,7 +696,7 @@ bool retro_unserialize(const void *data, size_t size) { save_data[i] = (uint8_t*)malloc(size * sizeof(uint8_t)/ emulated_devices); memcpy (save_data[i], data + (size * i / emulated_devices), size / emulated_devices); - ret = GB_load_state_from_buffer(&gb[i], save_data[i], size / emulated_devices); + ret = GB_load_state_from_buffer(&gameboy[i], save_data[i], size / emulated_devices); free(save_data[i]); if (ret != 0) @@ -713,24 +713,24 @@ void *retro_get_memory_data(unsigned type) switch(type) { case RETRO_MEMORY_SYSTEM_RAM: - data = gb[0].ram; + data = gameboy[0].ram; break; case RETRO_MEMORY_SAVE_RAM: - if (gb[0].cartridge_type->has_battery && gb[0].mbc_ram_size != 0) + if (gameboy[0].cartridge_type->has_battery && gameboy[0].mbc_ram_size != 0) { - data = gb[0].mbc_ram; - /* let's copy the save to gb[1] so it can save independently */ - //memcpy(gb[1].mbc_ram, gb[0].mbc_ram, gb[0].mbc_ram_size); + data = gameboy[0].mbc_ram; + /* let's copy the save to gameboy[1] so it can save independently */ + //memcpy(gameboy[1].mbc_ram, gameboy[0].mbc_ram, gameboy[0].mbc_ram_size); } else data = NULL; break; case RETRO_MEMORY_VIDEO_RAM: - data = gb[0].vram; + data = gameboy[0].vram; break; case RETRO_MEMORY_RTC: - if(gb[0].cartridge_type->has_battery) - data = &gb[0].rtc_real; + if(gameboy[0].cartridge_type->has_battery) + data = &gameboy[0].rtc_real; else data = NULL; break; @@ -746,20 +746,20 @@ size_t retro_get_memory_size(unsigned type) switch(type) { case RETRO_MEMORY_SYSTEM_RAM: - size = gb[0].ram_size; + size = gameboy[0].ram_size; break; case RETRO_MEMORY_SAVE_RAM: - if (gb[0].cartridge_type->has_battery && gb[0].mbc_ram_size != 0) - size = gb[0].mbc_ram_size; + if (gameboy[0].cartridge_type->has_battery && gameboy[0].mbc_ram_size != 0) + size = gameboy[0].mbc_ram_size; else size = 0; break; case RETRO_MEMORY_VIDEO_RAM: - size = gb[0].vram_size; + size = gameboy[0].vram_size; break; case RETRO_MEMORY_RTC: - if(gb[0].cartridge_type->has_battery) - size = sizeof (gb[0].rtc_real); + if(gameboy[0].cartridge_type->has_battery) + size = sizeof (gameboy[0].rtc_real); else size = 0; break;