-// (c) Copyright 2006-2007 notaz, All rights reserved.\r
+// (c) Copyright 2006-2009 notaz, All rights reserved.\r
// Free for non-commercial use.\r
\r
// For commercial use, separate licencing terms must be obtained.\r
\r
#include <stdio.h>\r
#include <stdlib.h>\r
-#include <ctype.h> // tolower\r
+#include <stdarg.h>\r
#ifndef NO_SYNC\r
#include <unistd.h>\r
#endif\r
#include "fonts.h"\r
#include "lprintf.h"\r
#include "config.h"\r
+#include "plat.h"\r
+#include "input.h"\r
+#include "posix.h"\r
\r
-#include <Pico/PicoInt.h>\r
-#include <Pico/Patch.h>\r
-#include <zlib/zlib.h>\r
-\r
-#if defined(__GP2X__)\r
- #include "../gp2x/gp2x.h"\r
- #define SCREEN_WIDTH 320\r
- #define SCREEN_BUFFER gp2x_screen\r
-#elif defined(__GIZ__)\r
- #include "../gizmondo/giz.h"\r
- #define SCREEN_WIDTH 321\r
- #define SCREEN_BUFFER giz_screen\r
-#elif defined(PSP)\r
- #include "../psp/psp.h"\r
- #define SCREEN_WIDTH 512\r
- #define SCREEN_BUFFER psp_screen\r
+#include <pico/pico_int.h>\r
+#include <pico/patch.h>\r
+#include <pico/cd/cue.h>\r
+\r
+\r
+#define STATUS_MSG_TIMEOUT 2000\r
+\r
+void *g_screen_ptr;\r
+\r
+#if !SCREEN_SIZE_FIXED\r
+int g_screen_width = SCREEN_WIDTH;\r
+int g_screen_height = SCREEN_HEIGHT;\r
#endif\r
\r
char *PicoConfigFile = "config.cfg";\r
currentConfig_t currentConfig, defaultConfig;\r
-int rom_loaded = 0;\r
-char noticeMsg[64];\r
int state_slot = 0;\r
int config_slot = 0, config_slot_current = 0;\r
-char lastRomFile[512];\r
-int kb_combo_keys = 0, kb_combo_acts = 0; // keys and actions which need button combos\r
+int pico_pen_x = 320/2, pico_pen_y = 240/2;\r
+int pico_inp_mode = 0;\r
+int engineState = PGS_Menu;\r
+\r
+/* tmp buff to reduce stack usage for plats with small stack */\r
+static char static_buff[512];\r
+/* TODO: len checking */\r
+char rom_fname_reload[512];\r
+char rom_fname_loaded[512];\r
+int rom_loaded = 0;\r
+int reset_timing = 0;\r
+static unsigned int notice_msg_time; /* when started showing */\r
+static char noticeMsg[40];\r
\r
unsigned char *movie_data = NULL;\r
static int movie_size = 0;\r
\r
-// provided by platform code:\r
-extern char romFileName[];\r
-extern void emu_noticeMsgUpdated(void);\r
-extern void emu_getMainDir(char *dst, int len);\r
-extern void emu_setDefaultConfig(void);\r
-extern void menu_romload_prepare(const char *rom_name);\r
-extern void menu_romload_end(void);\r
\r
-\r
-// utilities\r
-static void strlwr_(char* string)\r
+/* don't use tolower() for easy old glibc binary compatibility */\r
+static void strlwr_(char *string)\r
{\r
- while ( (*string++ = (char)tolower(*string)) );\r
+ char *p;\r
+ for (p = string; *p; p++)\r
+ if ('A' <= *p && *p <= 'Z')\r
+ *p += 'a' - 'A';\r
}\r
\r
-static int try_rfn_cut(void)\r
+static int try_rfn_cut(char *fname)\r
{\r
FILE *tmp;\r
char *p;\r
\r
- p = romFileName + strlen(romFileName) - 1;\r
- for (; p > romFileName; p--)\r
+ p = fname + strlen(fname) - 1;\r
+ for (; p > fname; p--)\r
if (*p == '.') break;\r
*p = 0;\r
\r
- if((tmp = fopen(romFileName, "rb"))) {\r
+ if((tmp = fopen(fname, "rb"))) {\r
fclose(tmp);\r
return 1;\r
}\r
return 0;\r
}\r
\r
-static void get_ext(char *file, char *ext)\r
+static void get_ext(const char *file, char *ext)\r
{\r
- char *p;\r
+ const char *p;\r
\r
p = file + strlen(file) - 4;\r
if (p < file) p = file;\r
strlwr_(ext);\r
}\r
\r
-char *biosfiles_us[] = { "us_scd1_9210", "us_scd2_9306", "SegaCDBIOS9303" };\r
-char *biosfiles_eu[] = { "eu_mcd1_9210", "eu_mcd2_9306", "eu_mcd2_9303" };\r
-char *biosfiles_jp[] = { "jp_mcd1_9112", "jp_mcd1_9111" };\r
+static void fname_ext(char *dst, int dstlen, const char *prefix, const char *ext, const char *fname)\r
+{\r
+ int prefix_len = 0;\r
+ const char *p;\r
+\r
+ *dst = 0;\r
+ if (prefix) {\r
+ int len = plat_get_root_dir(dst, dstlen);\r
+ strcpy(dst + len, prefix);\r
+ prefix_len = len + strlen(prefix);\r
+ }\r
+\r
+ p = fname + strlen(fname) - 1;\r
+ for (; p >= fname && *p != PATH_SEP_C; p--)\r
+ ;\r
+ p++;\r
+ strncpy(dst + prefix_len, p, dstlen - prefix_len - 1);\r
+\r
+ dst[dstlen - 8] = 0;\r
+ if (dst[strlen(dst) - 4] == '.')\r
+ dst[strlen(dst) - 4] = 0;\r
+ if (ext)\r
+ strcat(dst, ext);\r
+}\r
+\r
+static void romfname_ext(char *dst, int dstlen, const char *prefix, const char *ext)\r
+{\r
+ fname_ext(dst, dstlen, prefix, ext, rom_fname_loaded);\r
+}\r
+\r
+void emu_status_msg(const char *format, ...)\r
+{\r
+ va_list vl;\r
+ int ret;\r
+\r
+ va_start(vl, format);\r
+ ret = vsnprintf(noticeMsg, sizeof(noticeMsg), format, vl);\r
+ va_end(vl);\r
+\r
+ /* be sure old text gets overwritten */\r
+ for (; ret < 28; ret++)\r
+ noticeMsg[ret] = ' ';\r
+ noticeMsg[ret] = 0;\r
+\r
+ notice_msg_time = plat_get_ticks_ms();\r
+}\r
+\r
+static const char * const biosfiles_us[] = { "us_scd1_9210", "us_scd2_9306", "SegaCDBIOS9303" };\r
+static const char * const biosfiles_eu[] = { "eu_mcd1_9210", "eu_mcd2_9306", "eu_mcd2_9303" };\r
+static const char * const biosfiles_jp[] = { "jp_mcd1_9112", "jp_mcd1_9111" };\r
\r
-int emu_findBios(int region, char **bios_file)\r
+static int find_bios(int region, char **bios_file)\r
{\r
- static char bios_path[1024];\r
int i, count;\r
- char **files;\r
+ const char * const *files;\r
FILE *f = NULL;\r
\r
if (region == 4) { // US\r
\r
for (i = 0; i < count; i++)\r
{\r
- emu_getMainDir(bios_path, sizeof(bios_path));\r
- strcat(bios_path, files[i]);\r
- strcat(bios_path, ".bin");\r
- f = fopen(bios_path, "rb");\r
+ emu_make_path(static_buff, files[i], sizeof(static_buff) - 4);\r
+ strcat(static_buff, ".bin");\r
+ f = fopen(static_buff, "rb");\r
if (f) break;\r
\r
- bios_path[strlen(bios_path) - 4] = 0;\r
- strcat(bios_path, ".zip");\r
- f = fopen(bios_path, "rb");\r
+ static_buff[strlen(static_buff) - 4] = 0;\r
+ strcat(static_buff, ".zip");\r
+ f = fopen(static_buff, "rb");\r
if (f) break;\r
}\r
\r
if (f) {\r
- lprintf("using bios: %s\n", bios_path);\r
+ lprintf("using bios: %s\n", static_buff);\r
fclose(f);\r
- if (bios_file) *bios_file = bios_path;\r
+ if (bios_file)\r
+ *bios_file = static_buff;\r
return 1;\r
} else {\r
- sprintf(menuErrorMsg, "no %s BIOS files found, read docs",\r
+ sprintf(static_buff, "no %s BIOS files found, read docs",\r
region != 4 ? (region == 8 ? "EU" : "JAP") : "USA");\r
- lprintf("%s\n", menuErrorMsg);\r
+ me_update_msg(static_buff);\r
return 0;\r
}\r
}\r
\r
static unsigned char id_header[0x100];\r
\r
-/* checks if romFileName points to valid MegaCD image\r
- * if so, checks for suitable BIOS */\r
-int emu_cdCheck(int *pregion)\r
+/* checks if fname points to valid MegaCD image */\r
+static int emu_cd_check(int *pregion, const char *fname_in)\r
{\r
+ const char *fname = fname_in;\r
unsigned char buf[32];\r
pm_file *cd_f;\r
- int type = 0, region = 4; // 1: Japan, 4: US, 8: Europe\r
+ int region = 4; // 1: Japan, 4: US, 8: Europe\r
+ char ext[5];\r
+ cue_track_type type = CT_UNKNOWN;\r
+ cue_data_t *cue_data = NULL;\r
+\r
+ get_ext(fname_in, ext);\r
+ if (strcasecmp(ext, ".cue") == 0) {\r
+ cue_data = cue_parse(fname_in);\r
+ if (cue_data != NULL) {\r
+ fname = cue_data->tracks[1].fname;\r
+ type = cue_data->tracks[1].type;\r
+ }\r
+ else\r
+ return -1;\r
+ }\r
+\r
+ cd_f = pm_open(fname);\r
+ if (cue_data != NULL)\r
+ cue_destroy(cue_data);\r
\r
- cd_f = pm_open(romFileName);\r
- if (!cd_f) return 0; // let the upper level handle this\r
+ if (cd_f == NULL) return 0; // let the upper level handle this\r
\r
if (pm_read(buf, 32, cd_f) != 32) {\r
pm_close(cd_f);\r
- return 0;\r
+ return -1;\r
+ }\r
+\r
+ if (!strncasecmp("SEGADISCSYSTEM", (char *)buf+0x00, 14)) {\r
+ if (type && type != CT_ISO)\r
+ elprintf(EL_STATUS, ".cue has wrong type: %i", type);\r
+ type = CT_ISO; // Sega CD (ISO)\r
+ }\r
+ if (!strncasecmp("SEGADISCSYSTEM", (char *)buf+0x10, 14)) {\r
+ if (type && type != CT_BIN)\r
+ elprintf(EL_STATUS, ".cue has wrong type: %i", type);\r
+ type = CT_BIN; // Sega CD (BIN)\r
}\r
\r
- if (!strncasecmp("SEGADISCSYSTEM", (char *)buf+0x00, 14)) type = 1; // Sega CD (ISO)\r
- if (!strncasecmp("SEGADISCSYSTEM", (char *)buf+0x10, 14)) type = 2; // Sega CD (BIN)\r
- if (type == 0) {\r
+ if (type == CT_UNKNOWN) {\r
pm_close(cd_f);\r
return 0;\r
}\r
\r
- pm_seek(cd_f, (type == 1) ? 0x100 : 0x110, SEEK_SET);\r
+ pm_seek(cd_f, (type == CT_ISO) ? 0x100 : 0x110, SEEK_SET);\r
pm_read(id_header, sizeof(id_header), cd_f);\r
\r
/* it seems we have a CD image here. Try to detect region now.. */\r
- pm_seek(cd_f, (type == 1) ? 0x100+0x10B : 0x110+0x10B, SEEK_SET);\r
+ pm_seek(cd_f, (type == CT_ISO) ? 0x100+0x10B : 0x110+0x10B, SEEK_SET);\r
pm_read(buf, 1, cd_f);\r
pm_close(cd_f);\r
\r
if (buf[0] == 0xa1) region = 1; // JAP\r
\r
lprintf("detected %s Sega/Mega CD image with %s region\n",\r
- type == 2 ? "BIN" : "ISO", region != 4 ? (region == 8 ? "EU" : "JAP") : "USA");\r
+ type == CT_BIN ? "BIN" : "ISO", region != 4 ? (region == 8 ? "EU" : "JAP") : "USA");\r
\r
if (pregion != NULL) *pregion = region;\r
\r
return type;\r
}\r
\r
-static int extract_text(char *dest, unsigned char *src, int len, int swab)\r
+static int detect_media(const char *fname)\r
+{\r
+ static const short sms_offsets[] = { 0x7ff0, 0x3ff0, 0x1ff0 };\r
+ static const char *sms_exts[] = { "sms", "gg", "sg" };\r
+ static const char *md_exts[] = { "gen", "bin", "smd" };\r
+ char buff0[32], buff[32];\r
+ unsigned short *d16;\r
+ pm_file *pmf;\r
+ char ext[5];\r
+ int i;\r
+\r
+ get_ext(fname, ext);\r
+\r
+ // detect wrong extensions\r
+ if (!strcmp(ext, ".srm") || !strcmp(ext, "s.gz") || !strcmp(ext, ".mds")) // s.gz ~ .mds.gz\r
+ return PM_BAD;\r
+\r
+ /* don't believe in extensions, except .cue */\r
+ if (strcasecmp(ext, ".cue") == 0)\r
+ return PM_CD;\r
+\r
+ pmf = pm_open(fname);\r
+ if (pmf == NULL)\r
+ return PM_BAD;\r
+\r
+ if (pm_read(buff0, 32, pmf) != 32) {\r
+ pm_close(pmf);\r
+ return PM_BAD;\r
+ }\r
+\r
+ if (strncasecmp("SEGADISCSYSTEM", buff0 + 0x00, 14) == 0 ||\r
+ strncasecmp("SEGADISCSYSTEM", buff0 + 0x10, 14) == 0) {\r
+ pm_close(pmf);\r
+ return PM_CD;\r
+ }\r
+\r
+ /* check for SMD evil */\r
+ if (pmf->size >= 0x4200 && (pmf->size & 0x3fff) == 0x200) {\r
+ if (pm_seek(pmf, sms_offsets[0] + 0x200, SEEK_SET) == sms_offsets[0] + 0x200 &&\r
+ pm_read(buff, 16, pmf) == 16 &&\r
+ strncmp("TMR SEGA", buff, 8) == 0)\r
+ goto looks_like_sms;\r
+\r
+ /* could parse further but don't bother */\r
+ goto extension_check;\r
+ }\r
+\r
+ /* MD header? Act as TMSS BIOS here */\r
+ if (pm_seek(pmf, 0x100, SEEK_SET) == 0x100 && pm_read(buff, 16, pmf) == 16) {\r
+ if (strncmp(buff, "SEGA", 4) == 0 || strncmp(buff, " SEG", 4) == 0)\r
+ goto looks_like_md;\r
+ }\r
+\r
+ for (i = 0; i < array_size(sms_offsets); i++) {\r
+ if (pm_seek(pmf, sms_offsets[i], SEEK_SET) != sms_offsets[i])\r
+ continue;\r
+\r
+ if (pm_read(buff, 16, pmf) != 16)\r
+ continue;\r
+\r
+ if (strncmp("TMR SEGA", buff, 8) == 0)\r
+ goto looks_like_sms;\r
+ }\r
+\r
+extension_check:\r
+ /* probably some headerless thing. Maybe check the extension after all. */\r
+ for (i = 0; i < array_size(md_exts); i++)\r
+ if (strcasecmp(pmf->ext, md_exts[i]) == 0)\r
+ goto looks_like_md;\r
+\r
+ for (i = 0; i < array_size(sms_exts); i++)\r
+ if (strcasecmp(pmf->ext, sms_exts[i]) == 0)\r
+ goto looks_like_sms;\r
+\r
+ /* If everything else fails, make a guess on the reset vector */\r
+ d16 = (unsigned short *)(buff0 + 4);\r
+ if ((((d16[0] << 16) | d16[1]) & 0xffffff) >= pmf->size) {\r
+ lprintf("bad MD reset vector, assuming SMS\n");\r
+ goto looks_like_sms;\r
+ }\r
+\r
+looks_like_md:\r
+ pm_close(pmf);\r
+ return PM_MD_CART;\r
+\r
+looks_like_sms:\r
+ pm_close(pmf);\r
+ return PM_MARK3;\r
+}\r
+\r
+static int extract_text(char *dest, const unsigned char *src, int len, int swab)\r
{\r
char *p = dest;\r
int i;\r
return p - dest;\r
}\r
\r
-char *emu_makeRomId(void)\r
+static char *emu_make_rom_id(const char *fname)\r
{\r
- static char id_string[3+0x11+0x11+0x30+16];\r
+ static char id_string[3+0xe*3+0x3*3+0x30*3+3];\r
int pos, swab = 1;\r
\r
if (PicoAHW & PAHW_MCD) {\r
strcpy(id_string, "CD|");\r
swab = 0;\r
}\r
- else strcpy(id_string, "MD|");\r
+ else if (PicoAHW & PAHW_SMS)\r
+ strcpy(id_string, "MS|");\r
+ else strcpy(id_string, "MD|");\r
pos = 3;\r
\r
- pos += extract_text(id_string + pos, id_header + 0x80, 0x0e, swab); // serial\r
- id_string[pos] = '|'; pos++;\r
- pos += extract_text(id_string + pos, id_header + 0xf0, 0x03, swab); // region\r
- id_string[pos] = '|'; pos++;\r
- pos += extract_text(id_string + pos, id_header + 0x50, 0x30, swab); // overseas name\r
- id_string[pos] = 0;\r
+ if (!(PicoAHW & PAHW_SMS)) {\r
+ pos += extract_text(id_string + pos, id_header + 0x80, 0x0e, swab); // serial\r
+ id_string[pos] = '|'; pos++;\r
+ pos += extract_text(id_string + pos, id_header + 0xf0, 0x03, swab); // region\r
+ id_string[pos] = '|'; pos++;\r
+ pos += extract_text(id_string + pos, id_header + 0x50, 0x30, swab); // overseas name\r
+ id_string[pos] = 0;\r
+ if (pos > 5)\r
+ return id_string;\r
+ pos = 3;\r
+ }\r
+\r
+ // can't find name in ROM, use filename\r
+ fname_ext(id_string + 3, sizeof(id_string) - 3, NULL, NULL, fname);\r
\r
return id_string;\r
}\r
\r
-int emu_ReloadRom(void)\r
+// buffer must be at least 150 byte long\r
+void emu_get_game_name(char *str150)\r
+{\r
+ int ret, swab = (PicoAHW & PAHW_MCD) ? 0 : 1;\r
+ char *s, *d;\r
+\r
+ ret = extract_text(str150, id_header + 0x50, 0x30, swab); // overseas name\r
+\r
+ for (s = d = str150 + 1; s < str150+ret; s++)\r
+ {\r
+ if (*s == 0) break;\r
+ if (*s != ' ' || d[-1] != ' ')\r
+ *d++ = *s;\r
+ }\r
+ *d = 0;\r
+}\r
+\r
+static void shutdown_MCD(void)\r
+{\r
+ if ((PicoAHW & PAHW_MCD) && Pico_mcd != NULL)\r
+ Stop_CD();\r
+ PicoAHW &= ~PAHW_MCD;\r
+}\r
+\r
+static void system_announce(void)\r
+{\r
+ const char *sys_name, *tv_standard, *extra = "";\r
+ int fps;\r
+\r
+ if (PicoAHW & PAHW_SMS) {\r
+ sys_name = "Master System";\r
+#ifdef NO_SMS\r
+ extra = " [no support]";\r
+#endif\r
+ } else if (PicoAHW & PAHW_PICO) {\r
+ sys_name = "Pico";\r
+ } else if (PicoAHW & PAHW_MCD) {\r
+ sys_name = "Mega CD";\r
+ if ((Pico.m.hardware & 0xc0) == 0x80)\r
+ sys_name = "Sega CD";\r
+ } else if (PicoAHW & PAHW_32X) {\r
+ sys_name = "32X";\r
+ } else {\r
+ sys_name = "MegaDrive";\r
+ if ((Pico.m.hardware & 0xc0) == 0x80)\r
+ sys_name = "Genesis";\r
+ }\r
+ tv_standard = Pico.m.pal ? "PAL" : "NTSC";\r
+ fps = Pico.m.pal ? 50 : 60;\r
+\r
+ emu_status_msg("%s %s / %dFPS%s", tv_standard, sys_name, fps, extra);\r
+}\r
+\r
+// note: this function might mangle rom_fname\r
+// XXX: portions of this code should move to pico/\r
+int emu_reload_rom(char *rom_fname)\r
{\r
unsigned int rom_size = 0;\r
- char *used_rom_name = romFileName;\r
+ char *used_rom_name = rom_fname;\r
unsigned char *rom_data = NULL;\r
char ext[5];\r
- pm_file *rom;\r
- int ret, cd_state, cd_region, cfg_loaded = 0;\r
+ pm_file *rom = NULL;\r
+ int cd_state = CIT_NOT_CD;\r
+ int ret, media_type, cd_region;\r
+ int cfg_loaded = 0, bad_rom = 0;\r
\r
- lprintf("emu_ReloadRom(%s)\n", romFileName);\r
+ lprintf("emu_ReloadRom(%s)\n", rom_fname);\r
\r
- get_ext(romFileName, ext);\r
-\r
- // detect wrong extensions\r
- if (!strcmp(ext, ".srm") || !strcmp(ext, "s.gz") || !strcmp(ext, ".mds")) { // s.gz ~ .mds.gz\r
- sprintf(menuErrorMsg, "Not a ROM selected.");\r
- return 0;\r
- }\r
+ get_ext(rom_fname, ext);\r
\r
+ // early cleanup\r
PicoPatchUnload();\r
-\r
- // check for movie file\r
if (movie_data) {\r
free(movie_data);\r
movie_data = 0;\r
}\r
+\r
if (!strcmp(ext, ".gmv"))\r
{\r
// check for both gmv and rom\r
int dummy;\r
- FILE *movie_file = fopen(romFileName, "rb");\r
- if(!movie_file) {\r
- sprintf(menuErrorMsg, "Failed to open movie.");\r
+ FILE *movie_file = fopen(rom_fname, "rb");\r
+ if (!movie_file) {\r
+ me_update_msg("Failed to open movie.");\r
return 0;\r
}\r
fseek(movie_file, 0, SEEK_END);\r
movie_size = ftell(movie_file);\r
fseek(movie_file, 0, SEEK_SET);\r
- if(movie_size < 64+3) {\r
- sprintf(menuErrorMsg, "Invalid GMV file.");\r
+ if (movie_size < 64+3) {\r
+ me_update_msg("Invalid GMV file.");\r
fclose(movie_file);\r
return 0;\r
}\r
movie_data = malloc(movie_size);\r
- if(movie_data == NULL) {\r
- sprintf(menuErrorMsg, "low memory.");\r
+ if (movie_data == NULL) {\r
+ me_update_msg("low memory.");\r
fclose(movie_file);\r
return 0;\r
}\r
- fread(movie_data, 1, movie_size, movie_file);\r
+ dummy = fread(movie_data, 1, movie_size, movie_file);\r
fclose(movie_file);\r
if (strncmp((char *)movie_data, "Gens Movie TEST", 15) != 0) {\r
- sprintf(menuErrorMsg, "Invalid GMV file.");\r
+ me_update_msg("Invalid GMV file.");\r
return 0;\r
}\r
- dummy = try_rfn_cut() || try_rfn_cut();\r
+ dummy = try_rfn_cut(rom_fname) || try_rfn_cut(rom_fname);\r
if (!dummy) {\r
- sprintf(menuErrorMsg, "Could't find a ROM for movie.");\r
+ me_update_msg("Could't find a ROM for movie.");\r
return 0;\r
}\r
- get_ext(romFileName, ext);\r
+ get_ext(rom_fname, ext);\r
+ lprintf("gmv loaded for %s\n", rom_fname);\r
}\r
- else if (!strcmp(ext, ".pat")) {\r
+ else if (!strcmp(ext, ".pat"))\r
+ {\r
int dummy;\r
- PicoPatchLoad(romFileName);\r
- dummy = try_rfn_cut() || try_rfn_cut();\r
+ PicoPatchLoad(rom_fname);\r
+ dummy = try_rfn_cut(rom_fname) || try_rfn_cut(rom_fname);\r
if (!dummy) {\r
- sprintf(menuErrorMsg, "Could't find a ROM to patch.");\r
+ me_update_msg("Could't find a ROM to patch.");\r
return 0;\r
}\r
- get_ext(romFileName, ext);\r
+ get_ext(rom_fname, ext);\r
}\r
\r
- if ((PicoAHW & PAHW_MCD) && Pico_mcd != NULL)\r
- Stop_CD();\r
+ media_type = detect_media(rom_fname);\r
+ if (media_type == PM_BAD) {\r
+ me_update_msg("Not a ROM/CD img selected.");\r
+ return 0;\r
+ }\r
+\r
+ shutdown_MCD();\r
+ PicoCartUnload();\r
+ rom_loaded = 0;\r
\r
- // check for MegaCD image\r
- cd_state = emu_cdCheck(&cd_region);\r
- if (cd_state > 0)\r
+ PicoAHW = 0;\r
+\r
+ if (media_type == PM_CD)\r
{\r
- PicoAHW |= PAHW_MCD;\r
- // valid CD image, check for BIOS..\r
+ // check for MegaCD image\r
+ cd_state = emu_cd_check(&cd_region, rom_fname);\r
+ if (cd_state >= 0 && cd_state != CIT_NOT_CD)\r
+ {\r
+ // valid CD image, check for BIOS..\r
+\r
+ // we need to have config loaded at this point\r
+ ret = emu_read_config(rom_fname, 0);\r
+ if (!ret) emu_read_config(NULL, 0);\r
+ cfg_loaded = 1;\r
\r
- // we need to have config loaded at this point\r
- ret = emu_ReadConfig(1, 1);\r
- if (!ret) emu_ReadConfig(0, 1);\r
- cfg_loaded = 1;\r
+ if (PicoRegionOverride) {\r
+ cd_region = PicoRegionOverride;\r
+ lprintf("override region to %s\n", cd_region != 4 ?\r
+ (cd_region == 8 ? "EU" : "JAP") : "USA");\r
+ }\r
+ if (!find_bios(cd_region, &used_rom_name))\r
+ return 0;\r
\r
- if (PicoRegionOverride) {\r
- cd_region = PicoRegionOverride;\r
- lprintf("overrided region to %s\n", cd_region != 4 ? (cd_region == 8 ? "EU" : "JAP") : "USA");\r
+ get_ext(used_rom_name, ext);\r
+ PicoAHW |= PAHW_MCD;\r
}\r
- if (!emu_findBios(cd_region, &used_rom_name)) {\r
- // bios_help() ?\r
- PicoAHW &= ~PAHW_MCD;\r
+ else {\r
+ me_update_msg("Invalid CD image");\r
return 0;\r
}\r
-\r
- get_ext(used_rom_name, ext);\r
}\r
- else\r
- {\r
- if (PicoAHW & PAHW_MCD) Stop_CD();\r
- PicoAHW &= ~PAHW_MCD;\r
+ else if (media_type == PM_MARK3) {\r
+ lprintf("detected SMS ROM\n");\r
+ PicoAHW = PAHW_SMS;\r
}\r
\r
rom = pm_open(used_rom_name);\r
- if (!rom) {\r
- sprintf(menuErrorMsg, "Failed to open rom.");\r
+ if (rom == NULL) {\r
+ me_update_msg("Failed to open ROM");\r
return 0;\r
}\r
\r
menu_romload_prepare(used_rom_name); // also CD load\r
+ used_rom_name = NULL; // uses static_buff\r
\r
- PicoCartUnload();\r
- rom_loaded = 0;\r
+ ret = PicoCartLoad(rom, &rom_data, &rom_size, (PicoAHW & PAHW_SMS) ? 1 : 0);\r
+ pm_close(rom);\r
+ if (ret != 0) {\r
+ if (ret == 2) me_update_msg("Out of memory");\r
+ else if (ret == 3) me_update_msg("Read failed");\r
+ else me_update_msg("PicoCartLoad() failed.");\r
+ goto fail;\r
+ }\r
\r
- if ( (ret = PicoCartLoad(rom, &rom_data, &rom_size)) ) {\r
- sprintf(menuErrorMsg, "PicoCartLoad() failed.");\r
- lprintf("%s\n", menuErrorMsg);\r
- pm_close(rom);\r
- menu_romload_end();\r
- return 0;\r
+ // detect wrong files\r
+ if (strncmp((char *)rom_data, "Pico", 4) == 0)\r
+ bad_rom = 1;\r
+ else if (!(PicoAHW & PAHW_SMS)) {\r
+ unsigned short *d = (unsigned short *)(rom_data + 4);\r
+ if ((((d[0] << 16) | d[1]) & 0xffffff) >= (int)rom_size) {\r
+ lprintf("bad reset vector\n");\r
+ bad_rom = 1;\r
+ }\r
}\r
- pm_close(rom);\r
\r
- // detect wrong files (Pico crashes on very small files), also see if ROM EP is good\r
- if (rom_size <= 0x200 || strncmp((char *)rom_data, "Pico", 4) == 0 ||\r
- ((*(unsigned char *)(rom_data+4)<<16)|(*(unsigned short *)(rom_data+6))) >= (int)rom_size) {\r
- if (rom_data) free(rom_data);\r
- sprintf(menuErrorMsg, "Not a ROM selected.");\r
- menu_romload_end();\r
- return 0;\r
+ if (bad_rom) {\r
+ me_update_msg("Bad ROM detected.");\r
+ goto fail;\r
}\r
\r
// load config for this ROM (do this before insert to get correct region)\r
if (!(PicoAHW & PAHW_MCD))\r
memcpy(id_header, rom_data + 0x100, sizeof(id_header));\r
if (!cfg_loaded) {\r
- ret = emu_ReadConfig(1, 1);\r
- if (!ret) emu_ReadConfig(0, 1);\r
+ ret = emu_read_config(rom_fname, 0);\r
+ if (!ret) emu_read_config(NULL, 0);\r
}\r
\r
- lprintf("PicoCartInsert(%p, %d);\n", rom_data, rom_size);\r
- if (PicoCartInsert(rom_data, rom_size)) {\r
- sprintf(menuErrorMsg, "Failed to load ROM.");\r
- menu_romload_end();\r
- return 0;\r
+ emu_make_path(static_buff, "carthw.cfg", sizeof(static_buff));\r
+ if (PicoCartInsert(rom_data, rom_size, static_buff)) {\r
+ me_update_msg("Failed to load ROM.");\r
+ goto fail;\r
}\r
\r
- Pico.m.frame_count = 0;\r
-\r
// insert CD if it was detected\r
- if (cd_state > 0) {\r
- ret = Insert_CD(romFileName, cd_state == 2);\r
+ if (cd_state != CIT_NOT_CD) {\r
+ ret = Insert_CD(rom_fname, cd_state);\r
if (ret != 0) {\r
- sprintf(menuErrorMsg, "Insert_CD() failed, invalid CD image?");\r
- lprintf("%s\n", menuErrorMsg);\r
- menu_romload_end();\r
- return 0;\r
+ PicoCartUnload();\r
+ rom_data = NULL; // freed by unload\r
+ me_update_msg("Insert_CD() failed, invalid CD image?");\r
+ goto fail;\r
}\r
}\r
\r
}\r
\r
// additional movie stuff\r
- if (movie_data) {\r
- if(movie_data[0x14] == '6')\r
+ if (movie_data)\r
+ {\r
+ if (movie_data[0x14] == '6')\r
PicoOpt |= POPT_6BTN_PAD; // 6 button pad\r
else PicoOpt &= ~POPT_6BTN_PAD;\r
- PicoOpt |= POPT_DIS_VDP_FIFO|POPT_ACC_TIMING; // accurate timing, no VDP fifo timing\r
- if(movie_data[0xF] >= 'A') {\r
- if(movie_data[0x16] & 0x80) {\r
+ PicoOpt |= POPT_DIS_VDP_FIFO; // no VDP fifo timing\r
+ if (movie_data[0xF] >= 'A') {\r
+ if (movie_data[0x16] & 0x80) {\r
PicoRegionOverride = 8;\r
} else {\r
PicoRegionOverride = 4;\r
// TODO: bits 6 & 5\r
}\r
movie_data[0x18+30] = 0;\r
- sprintf(noticeMsg, "MOVIE: %s", (char *) &movie_data[0x18]);\r
+ emu_status_msg("MOVIE: %s", (char *) &movie_data[0x18]);\r
}\r
else\r
{\r
+ system_announce();\r
PicoOpt &= ~POPT_DIS_VDP_FIFO;\r
- if(Pico.m.pal) {\r
- strcpy(noticeMsg, "PAL SYSTEM / 50 FPS");\r
- } else {\r
- strcpy(noticeMsg, "NTSC SYSTEM / 60 FPS");\r
- }\r
}\r
- emu_noticeMsgUpdated();\r
+\r
+ strncpy(rom_fname_loaded, rom_fname, sizeof(rom_fname_loaded)-1);\r
+ rom_fname_loaded[sizeof(rom_fname_loaded)-1] = 0;\r
+ rom_loaded = 1;\r
\r
// load SRAM for this ROM\r
- if (currentConfig.EmuOpt & 1)\r
- emu_SaveLoadGame(1, 1);\r
+ if (currentConfig.EmuOpt & EOPT_EN_SRAM)\r
+ emu_save_load_game(1, 1);\r
\r
- strncpy(lastRomFile, romFileName, sizeof(lastRomFile)-1);\r
- lastRomFile[sizeof(lastRomFile)-1] = 0;\r
- rom_loaded = 1;\r
return 1;\r
-}\r
\r
+fail:\r
+ if (rom_data)\r
+ free(rom_data);\r
+ menu_romload_end();\r
+ return 0;\r
+}\r
\r
-static void romfname_ext(char *dst, const char *prefix, const char *ext)\r
+int emu_swap_cd(const char *fname)\r
{\r
- char *p;\r
- int prefix_len = 0;\r
-\r
- // make save filename\r
- for (p = romFileName+strlen(romFileName)-1; p >= romFileName && *p != '/'; p--); p++;\r
- *dst = 0;\r
- if (prefix) {\r
- strcpy(dst, prefix);\r
- prefix_len = strlen(prefix);\r
+ cd_img_type cd_type;\r
+ int ret = -1;\r
+\r
+ cd_type = emu_cd_check(NULL, fname);\r
+ if (cd_type != CIT_NOT_CD)\r
+ ret = Insert_CD(fname, cd_type);\r
+ if (ret != 0) {\r
+ me_update_msg("Load failed, invalid CD image?");\r
+ return 0;\r
}\r
- strncpy(dst + prefix_len, p, 511-prefix_len);\r
- dst[511-8] = 0;\r
- if (dst[strlen(dst)-4] == '.') dst[strlen(dst)-4] = 0;\r
- if (ext) strcat(dst, ext);\r
+\r
+ strncpy(rom_fname_loaded, fname, sizeof(rom_fname_loaded)-1);\r
+ rom_fname_loaded[sizeof(rom_fname_loaded)-1] = 0;\r
+ return 1;\r
}\r
\r
+// <base dir><end>\r
+void emu_make_path(char *buff, const char *end, int size)\r
+{\r
+ int pos, end_len;\r
+\r
+ end_len = strlen(end);\r
+ pos = plat_get_root_dir(buff, size);\r
+ strncpy(buff + pos, end, size - pos);\r
+ buff[size - 1] = 0;\r
+ if (pos + end_len > size - 1)\r
+ lprintf("Warning: path truncated: %s\n", buff);\r
+}\r
\r
-static void make_config_cfg(char *cfg)\r
+static void make_config_cfg(char *cfg_buff_512)\r
{\r
- strncpy(cfg, PicoConfigFile, 511);\r
+ emu_make_path(cfg_buff_512, PicoConfigFile, 512-6);\r
if (config_slot != 0)\r
{\r
- char *p = strrchr(cfg, '.');\r
- if (p == NULL) p = cfg + strlen(cfg);\r
+ char *p = strrchr(cfg_buff_512, '.');\r
+ if (p == NULL)\r
+ p = cfg_buff_512 + strlen(cfg_buff_512);\r
sprintf(p, ".%i.cfg", config_slot);\r
}\r
- cfg[511] = 0;\r
+ cfg_buff_512[511] = 0;\r
}\r
\r
-int emu_ReadConfig(int game, int no_defaults)\r
+void emu_prep_defconfig(void)\r
+{\r
+ memset(&defaultConfig, 0, sizeof(defaultConfig));\r
+ defaultConfig.EmuOpt = 0x9d | EOPT_RAM_TIMINGS|EOPT_EN_CD_LEDS;\r
+ defaultConfig.s_PicoOpt = POPT_EN_STEREO|POPT_EN_FM|POPT_EN_PSG|POPT_EN_Z80 |\r
+ POPT_EN_MCD_PCM|POPT_EN_MCD_CDDA|POPT_EN_SVP_DRC|POPT_ACC_SPRITES |\r
+ POPT_EN_32X|POPT_EN_PWM;\r
+ defaultConfig.s_PsndRate = 44100;\r
+ defaultConfig.s_PicoRegion = 0; // auto\r
+ defaultConfig.s_PicoAutoRgnOrder = 0x184; // US, EU, JP\r
+ defaultConfig.s_PicoCDBuffers = 0;\r
+ defaultConfig.confirm_save = EOPT_CONFIRM_SAVE;\r
+ defaultConfig.Frameskip = -1; // auto\r
+ defaultConfig.volume = 50;\r
+ defaultConfig.gamma = 100;\r
+ defaultConfig.scaling = 0;\r
+ defaultConfig.turbo_rate = 15;\r
+\r
+ // platform specific overrides\r
+ pemu_prep_defconfig();\r
+}\r
+\r
+void emu_set_defconfig(void)\r
+{\r
+ memcpy(¤tConfig, &defaultConfig, sizeof(currentConfig));\r
+ PicoOpt = currentConfig.s_PicoOpt;\r
+ PsndRate = currentConfig.s_PsndRate;\r
+ PicoRegionOverride = currentConfig.s_PicoRegion;\r
+ PicoAutoRgnOrder = currentConfig.s_PicoAutoRgnOrder;\r
+ PicoCDBuffers = currentConfig.s_PicoCDBuffers;\r
+ p32x_msh2_multiplier = MSH2_MULTI_DEFAULT;\r
+ p32x_ssh2_multiplier = SSH2_MULTI_DEFAULT;\r
+}\r
+\r
+int emu_read_config(const char *rom_fname, int no_defaults)\r
{\r
char cfg[512];\r
- FILE *f;\r
int ret;\r
\r
- if (!game)\r
+ if (!no_defaults)\r
+ emu_set_defconfig();\r
+\r
+ if (rom_fname == NULL)\r
{\r
- if (!no_defaults)\r
- emu_setDefaultConfig();\r
+ // global config\r
make_config_cfg(cfg);\r
ret = config_readsect(cfg, NULL);\r
}\r
else\r
{\r
- char *sect = emu_makeRomId();\r
+ char *sect = emu_make_rom_id(rom_fname);\r
\r
- // try new .cfg way\r
if (config_slot != 0)\r
sprintf(cfg, "game.%i.cfg", config_slot);\r
else strcpy(cfg, "game.cfg");\r
{\r
// read user's config\r
int vol = currentConfig.volume;\r
- emu_setDefaultConfig();\r
+ emu_set_defconfig();\r
ret = config_readsect(cfg, sect);\r
currentConfig.volume = vol; // make vol global (bah)\r
}\r
// read global config, and apply game_def.cfg on top\r
make_config_cfg(cfg);\r
config_readsect(cfg, NULL);\r
- ret = config_readsect("game_def.cfg", sect);\r
+ emu_make_path(cfg, "game_def.cfg", sizeof(cfg));\r
+ ret = config_readsect(cfg, sect);\r
}\r
\r
- if (ret != 0)\r
- {\r
- // fall back to old game specific cfg\r
- char extbuf[16];\r
- if (config_slot != 0)\r
- sprintf(extbuf, ".%i.pbcfg", config_slot);\r
- else strcpy(extbuf, ".pbcfg");\r
- romfname_ext(cfg, "cfg/", extbuf);\r
- f = fopen(cfg, "rb");\r
- if (!f) {\r
- romfname_ext(cfg, NULL, ".pbcfg");\r
- f = fopen(cfg, "rb");\r
- }\r
- if (f) {\r
- int bread;\r
- fseek(f, 512, SEEK_SET); // skip unused lrom buffer\r
- bread = fread(¤tConfig, 1, sizeof(currentConfig), f);\r
- lprintf("emu_ReadConfig: %s %s\n", cfg, bread > 0 ? "(ok)" : "(failed)");\r
- fclose(f);\r
- ret = 0;\r
- }\r
-\r
- if (ret == 0) {\r
- PicoOpt = currentConfig.s_PicoOpt;\r
- PsndRate = currentConfig.s_PsndRate;\r
- PicoRegionOverride = currentConfig.s_PicoRegion;\r
- PicoAutoRgnOrder = currentConfig.s_PicoAutoRgnOrder;\r
- // PicoCDBuffers = currentConfig.s_PicoCDBuffers; // ignore in this case\r
- }\r
- }\r
- else\r
+ if (ret == 0)\r
{\r
lprintf("loaded cfg from sect \"%s\"\n", sect);\r
}\r
}\r
\r
+ pemu_validate_config();\r
+\r
// some sanity checks\r
- if (currentConfig.CPUclock < 10 || currentConfig.CPUclock > 4096) currentConfig.CPUclock = 200;\r
#ifdef PSP\r
+ /* TODO: mv to plat_validate_config() */\r
+ if (currentConfig.CPUclock < 10 || currentConfig.CPUclock > 4096) currentConfig.CPUclock = 200;\r
if (currentConfig.gamma < -4 || currentConfig.gamma > 16) currentConfig.gamma = 0;\r
-#else\r
- if (currentConfig.gamma < 10 || currentConfig.gamma > 300) currentConfig.gamma = 100;\r
+ if (currentConfig.gamma2 < 0 || currentConfig.gamma2 > 2) currentConfig.gamma2 = 0;\r
#endif\r
- if (currentConfig.volume < 0 || currentConfig.volume > 99) currentConfig.volume = 50;\r
-#ifdef __GP2X__\r
- // if volume keys are unbound, bind them to volume control\r
- if (!currentConfig.KeyBinds[23] && !currentConfig.KeyBinds[22]) {\r
- currentConfig.KeyBinds[23] = 1<<29; // vol up\r
- currentConfig.KeyBinds[22] = 1<<30; // vol down\r
- }\r
-#endif\r
- if (ret == 0) config_slot_current = config_slot;\r
+ if (currentConfig.volume < 0 || currentConfig.volume > 99)\r
+ currentConfig.volume = 50;\r
+\r
+ if (ret == 0)\r
+ config_slot_current = config_slot;\r
+\r
return (ret == 0);\r
}\r
\r
\r
-int emu_WriteConfig(int is_game)\r
+int emu_write_config(int is_game)\r
{\r
char cfg[512], *game_sect = NULL;\r
int ret, write_lrom = 0;\r
\r
if (!is_game)\r
{\r
- strncpy(cfg, PicoConfigFile, 511);\r
- if (config_slot != 0)\r
- {\r
- char *p = strrchr(cfg, '.');\r
- if (p == NULL) p = cfg + strlen(cfg);\r
- sprintf(p, ".%i.cfg", config_slot);\r
- }\r
- cfg[511] = 0;\r
+ make_config_cfg(cfg);\r
write_lrom = 1;\r
} else {\r
if (config_slot != 0)\r
sprintf(cfg, "game.%i.cfg", config_slot);\r
else strcpy(cfg, "game.cfg");\r
- game_sect = emu_makeRomId();\r
- lprintf("emu_WriteConfig: sect \"%s\"\n", game_sect);\r
+ game_sect = emu_make_rom_id(rom_fname_loaded);\r
+ lprintf("emu_write_config: sect \"%s\"\n", game_sect);\r
}\r
\r
- lprintf("emu_WriteConfig: %s ", cfg);\r
+ lprintf("emu_write_config: %s ", cfg);\r
ret = config_writesect(cfg, game_sect);\r
if (write_lrom) config_writelrom(cfg);\r
#ifndef NO_SYNC\r
}\r
\r
\r
-void emu_textOut8(int x, int y, const char *text)\r
-{\r
- int i,l,len=strlen(text);\r
- unsigned char *screen = (unsigned char *)SCREEN_BUFFER + x + y*SCREEN_WIDTH;\r
-\r
- /* always using built-in font */\r
- for (i = 0; i < len; i++)\r
- {\r
- for (l=0;l<8;l++)\r
- {\r
- unsigned char fd = fontdata8x8[((text[i])*8)+l];\r
- if (fd&0x80) screen[l*SCREEN_WIDTH+0]=0xf0;\r
- if (fd&0x40) screen[l*SCREEN_WIDTH+1]=0xf0;\r
- if (fd&0x20) screen[l*SCREEN_WIDTH+2]=0xf0;\r
- if (fd&0x10) screen[l*SCREEN_WIDTH+3]=0xf0;\r
- if (fd&0x08) screen[l*SCREEN_WIDTH+4]=0xf0;\r
- if (fd&0x04) screen[l*SCREEN_WIDTH+5]=0xf0;\r
- if (fd&0x02) screen[l*SCREEN_WIDTH+6]=0xf0;\r
- if (fd&0x01) screen[l*SCREEN_WIDTH+7]=0xf0;\r
- }\r
- screen += 8;\r
- }\r
+/* always using built-in font */\r
+\r
+#define mk_text_out(name, type, val, topleft, step_x, step_y) \\r
+void name(int x, int y, const char *text) \\r
+{ \\r
+ int i, l, len = strlen(text); \\r
+ type *screen = (type *)(topleft) + x * step_x + y * step_y; \\r
+ \\r
+ for (i = 0; i < len; i++, screen += 8 * step_x) \\r
+ { \\r
+ for (l = 0; l < 8; l++) \\r
+ { \\r
+ unsigned char fd = fontdata8x8[text[i] * 8 + l];\\r
+ type *s = screen + l * step_y; \\r
+ if (fd&0x80) s[step_x * 0] = val; \\r
+ if (fd&0x40) s[step_x * 1] = val; \\r
+ if (fd&0x20) s[step_x * 2] = val; \\r
+ if (fd&0x10) s[step_x * 3] = val; \\r
+ if (fd&0x08) s[step_x * 4] = val; \\r
+ if (fd&0x04) s[step_x * 5] = val; \\r
+ if (fd&0x02) s[step_x * 6] = val; \\r
+ if (fd&0x01) s[step_x * 7] = val; \\r
+ } \\r
+ } \\r
}\r
\r
-void emu_textOut16(int x, int y, const char *text)\r
-{\r
- int i,l,len=strlen(text);\r
- unsigned short *screen = (unsigned short *)SCREEN_BUFFER + x + y*SCREEN_WIDTH;\r
-\r
- for (i = 0; i < len; i++)\r
- {\r
- for (l=0;l<8;l++)\r
- {\r
- unsigned char fd = fontdata8x8[((text[i])*8)+l];\r
- if(fd&0x80) screen[l*SCREEN_WIDTH+0]=0xffff;\r
- if(fd&0x40) screen[l*SCREEN_WIDTH+1]=0xffff;\r
- if(fd&0x20) screen[l*SCREEN_WIDTH+2]=0xffff;\r
- if(fd&0x10) screen[l*SCREEN_WIDTH+3]=0xffff;\r
- if(fd&0x08) screen[l*SCREEN_WIDTH+4]=0xffff;\r
- if(fd&0x04) screen[l*SCREEN_WIDTH+5]=0xffff;\r
- if(fd&0x02) screen[l*SCREEN_WIDTH+6]=0xffff;\r
- if(fd&0x01) screen[l*SCREEN_WIDTH+7]=0xffff;\r
- }\r
- screen += 8;\r
- }\r
-}\r
-\r
-void emu_findKeyBindCombos(void)\r
-{\r
- int act, u;\r
-\r
- // find out which keys and actions are combos\r
- kb_combo_keys = kb_combo_acts = 0;\r
- for (act = 0; act < 32; act++)\r
- {\r
- int keyc = 0, keyc2 = 0;\r
- if (act == 16 || act == 17) continue; // player2 flag\r
- if (act > 17)\r
- {\r
- for (u = 0; u < 32; u++)\r
- if (currentConfig.KeyBinds[u] & (1 << act)) keyc++;\r
- }\r
- else\r
- {\r
- for (u = 0; u < 32; u++)\r
- if ((currentConfig.KeyBinds[u] & 0x30000) == 0 && // pl. 1\r
- (currentConfig.KeyBinds[u] & (1 << act))) keyc++;\r
- for (u = 0; u < 32; u++)\r
- if ((currentConfig.KeyBinds[u] & 0x30000) == 1 && // pl. 2\r
- (currentConfig.KeyBinds[u] & (1 << act))) keyc2++;\r
- if (keyc2 > keyc) keyc = keyc2;\r
- }\r
- if (keyc > 1)\r
- {\r
- // loop again and mark those keys and actions as combo\r
- for (u = 0; u < 32; u++)\r
- {\r
- if (currentConfig.KeyBinds[u] & (1 << act)) {\r
- kb_combo_keys |= 1 << u;\r
- kb_combo_acts |= 1 << act;\r
- }\r
- }\r
- }\r
- }\r
+mk_text_out(emu_text_out8, unsigned char, 0xf0, g_screen_ptr, 1, g_screen_width)\r
+mk_text_out(emu_text_out16, unsigned short, 0xffff, g_screen_ptr, 1, g_screen_width)\r
+mk_text_out(emu_text_out8_rot, unsigned char, 0xf0,\r
+ (char *)g_screen_ptr + (g_screen_width - 1) * g_screen_height, -g_screen_height, 1)\r
+mk_text_out(emu_text_out16_rot, unsigned short, 0xffff,\r
+ (short *)g_screen_ptr + (g_screen_width - 1) * g_screen_height, -g_screen_height, 1)\r
\r
- // printf("combo keys/acts: %08x %08x\n", kb_combo_keys, kb_combo_acts);\r
-}\r
+#undef mk_text_out\r
\r
\r
-void emu_updateMovie(void)\r
+void update_movie(void)\r
{\r
int offs = Pico.m.frame_count*3 + 0x40;\r
if (offs+3 > movie_size) {\r
free(movie_data);\r
movie_data = 0;\r
- strcpy(noticeMsg, "END OF MOVIE.");\r
+ emu_status_msg("END OF MOVIE.");\r
lprintf("END OF MOVIE.\n");\r
- emu_noticeMsgUpdated();\r
} else {\r
// MXYZ SACB RLDU\r
PicoPad[0] = ~movie_data[offs] & 0x8f; // ! SCBA RLDU\r
- if(!(movie_data[offs] & 0x10)) PicoPad[0] |= 0x40; // A\r
- if(!(movie_data[offs] & 0x20)) PicoPad[0] |= 0x10; // B\r
- if(!(movie_data[offs] & 0x40)) PicoPad[0] |= 0x20; // A\r
+ if(!(movie_data[offs] & 0x10)) PicoPad[0] |= 0x40; // C\r
+ if(!(movie_data[offs] & 0x20)) PicoPad[0] |= 0x10; // A\r
+ if(!(movie_data[offs] & 0x40)) PicoPad[0] |= 0x20; // B\r
PicoPad[1] = ~movie_data[offs+1] & 0x8f; // ! SCBA RLDU\r
- if(!(movie_data[offs+1] & 0x10)) PicoPad[1] |= 0x40; // A\r
- if(!(movie_data[offs+1] & 0x20)) PicoPad[1] |= 0x10; // B\r
- if(!(movie_data[offs+1] & 0x40)) PicoPad[1] |= 0x20; // A\r
+ if(!(movie_data[offs+1] & 0x10)) PicoPad[1] |= 0x40; // C\r
+ if(!(movie_data[offs+1] & 0x20)) PicoPad[1] |= 0x10; // A\r
+ if(!(movie_data[offs+1] & 0x40)) PicoPad[1] |= 0x20; // B\r
PicoPad[0] |= (~movie_data[offs+2] & 0x0A) << 8; // ! MZYX\r
if(!(movie_data[offs+2] & 0x01)) PicoPad[0] |= 0x0400; // X\r
if(!(movie_data[offs+2] & 0x04)) PicoPad[0] |= 0x0100; // Z\r
}\r
}\r
\r
-\r
-static size_t gzRead2(void *p, size_t _size, size_t _n, void *file)\r
-{\r
- return gzread(file, p, _n);\r
-}\r
-\r
-\r
-static size_t gzWrite2(void *p, size_t _size, size_t _n, void *file)\r
-{\r
- return gzwrite(file, p, _n);\r
-}\r
-\r
static int try_ropen_file(const char *fname)\r
{\r
FILE *f;\r
return 0;\r
}\r
\r
-char *emu_GetSaveFName(int load, int is_sram, int slot)\r
+char *emu_get_save_fname(int load, int is_sram, int slot)\r
{\r
- static char saveFname[512];\r
+ char *saveFname = static_buff;\r
char ext[16];\r
\r
if (is_sram)\r
{\r
- romfname_ext(saveFname, (PicoAHW&1) ? "brm/" : "srm/", (PicoAHW&1) ? ".brm" : ".srm");\r
- if (load) {\r
- if (try_ropen_file(saveFname)) return saveFname;\r
- // try in current dir..\r
- romfname_ext(saveFname, NULL, (PicoAHW & PAHW_MCD) ? ".brm" : ".srm");\r
- if (try_ropen_file(saveFname)) return saveFname;\r
- return NULL; // give up\r
- }\r
+ strcpy(ext, (PicoAHW & PAHW_MCD) ? ".brm" : ".srm");\r
+ romfname_ext(saveFname, sizeof(static_buff),\r
+ (PicoAHW & PAHW_MCD) ? "brm"PATH_SEP : "srm"PATH_SEP, ext);\r
+ if (!load)\r
+ return saveFname;\r
+\r
+ if (try_ropen_file(saveFname))\r
+ return saveFname;\r
+\r
+ romfname_ext(saveFname, sizeof(static_buff), NULL, ext);\r
+ if (try_ropen_file(saveFname))\r
+ return saveFname;\r
}\r
else\r
{\r
+ const char *ext_main = (currentConfig.EmuOpt & EOPT_GZIP_SAVES) ? ".mds.gz" : ".mds";\r
+ const char *ext_othr = (currentConfig.EmuOpt & EOPT_GZIP_SAVES) ? ".mds" : ".mds.gz";\r
ext[0] = 0;\r
- if(slot > 0 && slot < 10) sprintf(ext, ".%i", slot);\r
- strcat(ext, (currentConfig.EmuOpt & 8) ? ".mds.gz" : ".mds");\r
-\r
- romfname_ext(saveFname, "mds/", ext);\r
- if (load) {\r
- if (try_ropen_file(saveFname)) return saveFname;\r
- romfname_ext(saveFname, NULL, ext);\r
- if (try_ropen_file(saveFname)) return saveFname;\r
- if (currentConfig.EmuOpt & 8) {\r
- ext[0] = 0;\r
- if(slot > 0 && slot < 10) sprintf(ext, ".%i", slot);\r
- strcat(ext, ".mds");\r
-\r
- romfname_ext(saveFname, "mds/", ext);\r
- if (try_ropen_file(saveFname)) return saveFname;\r
- romfname_ext(saveFname, NULL, ext);\r
- if (try_ropen_file(saveFname)) return saveFname;\r
- }\r
- return NULL;\r
+ if (slot > 0 && slot < 10)\r
+ sprintf(ext, ".%i", slot);\r
+ strcat(ext, ext_main);\r
+\r
+ if (!load) {\r
+ romfname_ext(saveFname, sizeof(static_buff), "mds" PATH_SEP, ext);\r
+ return saveFname;\r
+ }\r
+ else {\r
+ romfname_ext(saveFname, sizeof(static_buff), "mds" PATH_SEP, ext);\r
+ if (try_ropen_file(saveFname))\r
+ return saveFname;\r
+\r
+ romfname_ext(saveFname, sizeof(static_buff), NULL, ext);\r
+ if (try_ropen_file(saveFname))\r
+ return saveFname;\r
+\r
+ // try the other ext\r
+ ext[0] = 0;\r
+ if (slot > 0 && slot < 10)\r
+ sprintf(ext, ".%i", slot);\r
+ strcat(ext, ext_othr);\r
+\r
+ romfname_ext(saveFname, sizeof(static_buff), "mds"PATH_SEP, ext);\r
+ if (try_ropen_file(saveFname))\r
+ return saveFname;\r
}\r
}\r
\r
- return saveFname;\r
-}\r
-\r
-int emu_checkSaveFile(int slot)\r
-{\r
- return emu_GetSaveFName(1, 0, slot) ? 1 : 0;\r
+ return NULL;\r
}\r
\r
-void emu_setSaveStateCbs(int gz)\r
+int emu_check_save_file(int slot, int *time)\r
{\r
- if (gz) {\r
- areaRead = gzRead2;\r
- areaWrite = gzWrite2;\r
- areaEof = (areaeof *) gzeof;\r
- areaSeek = (areaseek *) gzseek;\r
- areaClose = (areaclose *) gzclose;\r
- } else {\r
- areaRead = (arearw *) fread;\r
- areaWrite = (arearw *) fwrite;\r
- areaEof = (areaeof *) feof;\r
- areaSeek = (areaseek *) fseek;\r
- areaClose = (areaclose *) fclose;\r
- }\r
+ return emu_get_save_fname(1, 0, slot) ? 1 : 0;\r
}\r
\r
-int emu_SaveLoadGame(int load, int sram)\r
+int emu_save_load_game(int load, int sram)\r
{\r
int ret = 0;\r
char *saveFname;\r
\r
// make save filename\r
- saveFname = emu_GetSaveFName(load, sram, state_slot);\r
+ saveFname = emu_get_save_fname(load, sram, state_slot);\r
if (saveFname == NULL) {\r
- if (!sram) {\r
- strcpy(noticeMsg, load ? "LOAD FAILED (missing file)" : "SAVE FAILED ");\r
- emu_noticeMsgUpdated();\r
- }\r
+ if (!sram)\r
+ emu_status_msg(load ? "LOAD FAILED (missing file)" : "SAVE FAILED");\r
return -1;\r
}\r
\r
int truncate = 1;\r
if (PicoAHW & PAHW_MCD)\r
{\r
- if (PicoOpt&POPT_EN_MCD_RAMCART) {\r
+ if (PicoOpt & POPT_EN_MCD_RAMCART) {\r
sram_size = 0x12000;\r
sram_data = SRam.data;\r
if (sram_data)\r
truncate = 0; // the .brm may contain RAM cart data after normal brm\r
}\r
} else {\r
- sram_size = SRam.end-SRam.start+1;\r
- if(Pico.m.sram_reg & 4) sram_size=0x2000;\r
+ sram_size = SRam.size;\r
sram_data = SRam.data;\r
}\r
- if (!sram_data) return 0; // SRam forcefully disabled for this game\r
+ if (sram_data == NULL)\r
+ return 0; // SRam forcefully disabled for this game\r
\r
if (load)\r
{\r
sramFile = fopen(saveFname, "rb");\r
- if(!sramFile) return -1;\r
- fread(sram_data, 1, sram_size, sramFile);\r
+ if (!sramFile)\r
+ return -1;\r
+ ret = fread(sram_data, 1, sram_size, sramFile);\r
+ ret = ret > 0 ? 0 : -1;\r
fclose(sramFile);\r
if ((PicoAHW & PAHW_MCD) && (PicoOpt&POPT_EN_MCD_RAMCART))\r
memcpy32((int *)Pico_mcd->bram, (int *)sram_data, 0x2000/4);\r
}\r
else\r
{\r
- void *PmovFile = NULL;\r
- if (strcmp(saveFname + strlen(saveFname) - 3, ".gz") == 0)\r
+ ret = PicoState(saveFname, !load);\r
+ if (!ret) {\r
+#ifndef NO_SYNC\r
+ if (!load) sync();\r
+#endif\r
+ emu_status_msg(load ? "STATE LOADED" : "STATE SAVED");\r
+ } else {\r
+ emu_status_msg(load ? "LOAD FAILED" : "SAVE FAILED");\r
+ ret = -1;\r
+ }\r
+\r
+ return ret;\r
+ }\r
+}\r
+\r
+void emu_set_fastforward(int set_on)\r
+{\r
+ static void *set_PsndOut = NULL;\r
+ static int set_Frameskip, set_EmuOpt, is_on = 0;\r
+\r
+ if (set_on && !is_on) {\r
+ set_PsndOut = PsndOut;\r
+ set_Frameskip = currentConfig.Frameskip;\r
+ set_EmuOpt = currentConfig.EmuOpt;\r
+ PsndOut = NULL;\r
+ currentConfig.Frameskip = 8;\r
+ currentConfig.EmuOpt &= ~4;\r
+ currentConfig.EmuOpt |= 0x40000;\r
+ is_on = 1;\r
+ emu_status_msg("FAST FORWARD");\r
+ }\r
+ else if (!set_on && is_on) {\r
+ PsndOut = set_PsndOut;\r
+ currentConfig.Frameskip = set_Frameskip;\r
+ currentConfig.EmuOpt = set_EmuOpt;\r
+ PsndRerate(1);\r
+ is_on = 0;\r
+ }\r
+}\r
+\r
+static void emu_tray_open(void)\r
+{\r
+ engineState = PGS_TrayMenu;\r
+}\r
+\r
+static void emu_tray_close(void)\r
+{\r
+ emu_status_msg("CD tray closed.");\r
+}\r
+\r
+void emu_32x_startup(void)\r
+{\r
+ plat_video_toggle_renderer(0, 0); // HACK\r
+ system_announce();\r
+\r
+ // force mode change event\r
+ rendstatus_old = -1;\r
+}\r
+\r
+void emu_reset_game(void)\r
+{\r
+ PicoReset();\r
+ reset_timing = 1;\r
+}\r
+\r
+void run_events_pico(unsigned int events)\r
+{\r
+ int lim_x;\r
+\r
+ if (events & PEV_PICO_SWINP) {\r
+ pico_inp_mode++;\r
+ if (pico_inp_mode > 2)\r
+ pico_inp_mode = 0;\r
+ switch (pico_inp_mode) {\r
+ case 2: emu_status_msg("Input: Pen on Pad"); break;\r
+ case 1: emu_status_msg("Input: Pen on Storyware"); break;\r
+ case 0: emu_status_msg("Input: Joystick");\r
+ PicoPicohw.pen_pos[0] = PicoPicohw.pen_pos[1] = 0x8000;\r
+ break;\r
+ }\r
+ }\r
+ if (events & PEV_PICO_PPREV) {\r
+ PicoPicohw.page--;\r
+ if (PicoPicohw.page < 0)\r
+ PicoPicohw.page = 0;\r
+ emu_status_msg("Page %i", PicoPicohw.page);\r
+ }\r
+ if (events & PEV_PICO_PNEXT) {\r
+ PicoPicohw.page++;\r
+ if (PicoPicohw.page > 6)\r
+ PicoPicohw.page = 6;\r
+ emu_status_msg("Page %i", PicoPicohw.page);\r
+ }\r
+\r
+ if (pico_inp_mode == 0)\r
+ return;\r
+\r
+ /* handle other input modes */\r
+ if (PicoPad[0] & 1) pico_pen_y--;\r
+ if (PicoPad[0] & 2) pico_pen_y++;\r
+ if (PicoPad[0] & 4) pico_pen_x--;\r
+ if (PicoPad[0] & 8) pico_pen_x++;\r
+ PicoPad[0] &= ~0x0f; // release UDLR\r
+\r
+ lim_x = (Pico.video.reg[12]&1) ? 319 : 255;\r
+ if (pico_pen_y < 8)\r
+ pico_pen_y = 8;\r
+ if (pico_pen_y > 224 - PICO_PEN_ADJUST_Y)\r
+ pico_pen_y = 224 - PICO_PEN_ADJUST_Y;\r
+ if (pico_pen_x < 0)\r
+ pico_pen_x = 0;\r
+ if (pico_pen_x > lim_x - PICO_PEN_ADJUST_X)\r
+ pico_pen_x = lim_x - PICO_PEN_ADJUST_X;\r
+\r
+ PicoPicohw.pen_pos[0] = pico_pen_x;\r
+ if (!(Pico.video.reg[12] & 1))\r
+ PicoPicohw.pen_pos[0] += pico_pen_x / 4;\r
+ PicoPicohw.pen_pos[0] += 0x3c;\r
+ PicoPicohw.pen_pos[1] = pico_inp_mode == 1 ? (0x2f8 + pico_pen_y) : (0x1fc + pico_pen_y);\r
+}\r
+\r
+static void do_turbo(int *pad, int acts)\r
+{\r
+ static int turbo_pad = 0;\r
+ static unsigned char turbo_cnt[3] = { 0, 0, 0 };\r
+ int inc = currentConfig.turbo_rate * 2;\r
+\r
+ if (acts & 0x1000) {\r
+ turbo_cnt[0] += inc;\r
+ if (turbo_cnt[0] >= 60)\r
+ turbo_pad ^= 0x10, turbo_cnt[0] = 0;\r
+ }\r
+ if (acts & 0x2000) {\r
+ turbo_cnt[1] += inc;\r
+ if (turbo_cnt[1] >= 60)\r
+ turbo_pad ^= 0x20, turbo_cnt[1] = 0;\r
+ }\r
+ if (acts & 0x4000) {\r
+ turbo_cnt[2] += inc;\r
+ if (turbo_cnt[2] >= 60)\r
+ turbo_pad ^= 0x40, turbo_cnt[2] = 0;\r
+ }\r
+ *pad |= turbo_pad & (acts >> 8);\r
+}\r
+\r
+static void run_events_ui(unsigned int which)\r
+{\r
+ if (which & (PEV_STATE_LOAD|PEV_STATE_SAVE))\r
+ {\r
+ int do_it = 1;\r
+ if ( emu_check_save_file(state_slot, NULL) &&\r
+ (((which & PEV_STATE_LOAD) && (currentConfig.confirm_save & EOPT_CONFIRM_LOAD)) ||\r
+ ((which & PEV_STATE_SAVE) && (currentConfig.confirm_save & EOPT_CONFIRM_SAVE))) )\r
+ {\r
+ const char *nm;\r
+ char tmp[64];\r
+ int keys, len;\r
+\r
+ strcpy(tmp, (which & PEV_STATE_LOAD) ? "LOAD STATE?" : "OVERWRITE SAVE?");\r
+ len = strlen(tmp);\r
+ nm = in_get_key_name(-1, -PBTN_MA3);\r
+ snprintf(tmp + len, sizeof(tmp) - len, "(%s=yes, ", nm);\r
+ len = strlen(tmp);\r
+ nm = in_get_key_name(-1, -PBTN_MBACK);\r
+ snprintf(tmp + len, sizeof(tmp) - len, "%s=no)", nm);\r
+\r
+ plat_status_msg_busy_first(tmp);\r
+\r
+ in_set_config_int(0, IN_CFG_BLOCKING, 1);\r
+ while (in_menu_wait_any(NULL, 50) & (PBTN_MA3|PBTN_MBACK))\r
+ ;\r
+ while ( !((keys = in_menu_wait_any(NULL, 50)) & (PBTN_MA3|PBTN_MBACK)) )\r
+ ;\r
+ if (keys & PBTN_MBACK)\r
+ do_it = 0;\r
+ while (in_menu_wait_any(NULL, 50) & (PBTN_MA3|PBTN_MBACK))\r
+ ;\r
+ in_set_config_int(0, IN_CFG_BLOCKING, 0);\r
+ }\r
+ if (do_it) {\r
+ plat_status_msg_busy_first((which & PEV_STATE_LOAD) ? "LOADING STATE" : "SAVING STATE");\r
+ PicoStateProgressCB = plat_status_msg_busy_next;\r
+ emu_save_load_game((which & PEV_STATE_LOAD) ? 1 : 0, 0);\r
+ PicoStateProgressCB = NULL;\r
+ }\r
+ }\r
+ if (which & PEV_SWITCH_RND)\r
+ {\r
+ plat_video_toggle_renderer(1, 0);\r
+ }\r
+ if (which & (PEV_SSLOT_PREV|PEV_SSLOT_NEXT))\r
+ {\r
+ if (which & PEV_SSLOT_PREV) {\r
+ state_slot -= 1;\r
+ if (state_slot < 0)\r
+ state_slot = 9;\r
+ } else {\r
+ state_slot += 1;\r
+ if (state_slot > 9)\r
+ state_slot = 0;\r
+ }\r
+\r
+ emu_status_msg("SAVE SLOT %i [%s]", state_slot,\r
+ emu_check_save_file(state_slot, NULL) ? "USED" : "FREE");\r
+ }\r
+ if (which & PEV_MENU)\r
+ engineState = PGS_Menu;\r
+}\r
+\r
+void emu_update_input(void)\r
+{\r
+ static int prev_events = 0;\r
+ int actions[IN_BINDTYPE_COUNT] = { 0, };\r
+ int pl_actions[2];\r
+ int events;\r
+\r
+ in_update(actions);\r
+\r
+ pl_actions[0] = actions[IN_BINDTYPE_PLAYER12];\r
+ pl_actions[1] = actions[IN_BINDTYPE_PLAYER12] >> 16;\r
+\r
+ PicoPad[0] = pl_actions[0] & 0xfff;\r
+ PicoPad[1] = pl_actions[1] & 0xfff;\r
+\r
+ if (pl_actions[0] & 0x7000)\r
+ do_turbo(&PicoPad[0], pl_actions[0]);\r
+ if (pl_actions[1] & 0x7000)\r
+ do_turbo(&PicoPad[1], pl_actions[1]);\r
+\r
+ events = actions[IN_BINDTYPE_EMU] & PEV_MASK;\r
+\r
+ // volume is treated in special way and triggered every frame\r
+ if (events & (PEV_VOL_DOWN|PEV_VOL_UP))\r
+ plat_update_volume(1, events & PEV_VOL_UP);\r
+\r
+ if ((events ^ prev_events) & PEV_FF) {\r
+ emu_set_fastforward(events & PEV_FF);\r
+ plat_update_volume(0, 0);\r
+ reset_timing = 1;\r
+ }\r
+\r
+ events &= ~prev_events;\r
+\r
+ if (PicoAHW == PAHW_PICO)\r
+ run_events_pico(events);\r
+ if (events)\r
+ run_events_ui(events);\r
+ if (movie_data)\r
+ update_movie();\r
+\r
+ prev_events = actions[IN_BINDTYPE_EMU] & PEV_MASK;\r
+}\r
+\r
+static void mkdir_path(char *path_with_reserve, int pos, const char *name)\r
+{\r
+ strcpy(path_with_reserve + pos, name);\r
+ if (plat_is_dir(path_with_reserve))\r
+ return;\r
+ if (mkdir(path_with_reserve, 0777) < 0)\r
+ lprintf("failed to create: %s\n", path_with_reserve);\r
+}\r
+\r
+void emu_cmn_forced_frame(int no_scale, int do_emu)\r
+{\r
+ int po_old = PicoOpt;\r
+\r
+ memset32(g_screen_ptr, 0, g_screen_width * g_screen_height * 2 / 4);\r
+\r
+ PicoOpt &= ~POPT_ALT_RENDERER;\r
+ PicoOpt |= POPT_ACC_SPRITES;\r
+ if (!no_scale)\r
+ PicoOpt |= POPT_EN_SOFTSCALE;\r
+\r
+ PicoDrawSetOutFormat(PDF_RGB555, 1);\r
+ Pico.m.dirtyPal = 1;\r
+ if (do_emu)\r
+ PicoFrame();\r
+ else\r
+ PicoFrameDrawOnly();\r
+\r
+ PicoOpt = po_old;\r
+}\r
+\r
+void emu_init(void)\r
+{\r
+ char path[512];\r
+ int pos;\r
+\r
+#if 0\r
+ // FIXME: handle through menu, etc\r
+ FILE *f;\r
+ f = fopen("32X_M_BIOS.BIN", "rb");\r
+ p32x_bios_m = malloc(2048);\r
+ fread(p32x_bios_m, 1, 2048, f);\r
+ fclose(f);\r
+ f = fopen("32X_S_BIOS.BIN", "rb");\r
+ p32x_bios_s = malloc(1024);\r
+ fread(p32x_bios_s, 1, 1024, f);\r
+ fclose(f);\r
+#endif\r
+\r
+ /* make dirs for saves */\r
+ pos = plat_get_root_dir(path, sizeof(path) - 4);\r
+ mkdir_path(path, pos, "mds");\r
+ mkdir_path(path, pos, "srm");\r
+ mkdir_path(path, pos, "brm");\r
+\r
+ pprof_init();\r
+\r
+ make_config_cfg(path);\r
+ config_readlrom(path);\r
+\r
+ PicoInit();\r
+ PicoMessage = plat_status_msg_busy_next;\r
+ PicoMCDopenTray = emu_tray_open;\r
+ PicoMCDcloseTray = emu_tray_close;\r
+}\r
+\r
+void emu_finish(void)\r
+{\r
+ // save SRAM\r
+ if ((currentConfig.EmuOpt & EOPT_EN_SRAM) && SRam.changed) {\r
+ emu_save_load_game(0, 1);\r
+ SRam.changed = 0;\r
+ }\r
+\r
+ if (!(currentConfig.EmuOpt & EOPT_NO_AUTOSVCFG)) {\r
+ char cfg[512];\r
+ make_config_cfg(cfg);\r
+ config_writelrom(cfg);\r
+#ifndef NO_SYNC\r
+ sync();\r
+#endif\r
+ }\r
+\r
+ pprof_finish();\r
+\r
+ PicoExit();\r
+}\r
+\r
+static void skip_frame(int do_audio)\r
+{\r
+ PicoSkipFrame = do_audio ? 1 : 2;\r
+ PicoFrame();\r
+ PicoSkipFrame = 0;\r
+}\r
+\r
+/* our tick here is 1 us right now */\r
+#define ms_to_ticks(x) (unsigned int)(x * 1000)\r
+#define get_ticks() plat_get_ticks_us()\r
+\r
+void emu_loop(void)\r
+{\r
+ int pframes_done; /* "period" frames, used for sync */\r
+ int frames_done, frames_shown; /* actual frames for fps counter */\r
+ int target_fps, target_frametime;\r
+ unsigned int timestamp_base = 0, timestamp_fps;\r
+ char *notice_msg = NULL;\r
+ char fpsbuff[24];\r
+ int i;\r
+\r
+ fpsbuff[0] = 0;\r
+\r
+ /* make sure we are in correct mode */\r
+ Pico.m.dirtyPal = 1;\r
+ rendstatus_old = -1;\r
+\r
+ PicoLoopPrepare();\r
+\r
+ // prepare CD buffer\r
+ if (PicoAHW & PAHW_MCD)\r
+ PicoCDBufferInit();\r
+\r
+ pemu_loop_prep();\r
+\r
+ /* number of ticks per frame */\r
+ if (Pico.m.pal) {\r
+ target_fps = 50;\r
+ target_frametime = ms_to_ticks(1000) / 50;\r
+ } else {\r
+ target_fps = 60;\r
+ target_frametime = ms_to_ticks(1000) / 60 + 1;\r
+ }\r
+\r
+ timestamp_fps = get_ticks();\r
+ reset_timing = 1;\r
+\r
+ frames_done = frames_shown = pframes_done = 0;\r
+\r
+ plat_video_wait_vsync();\r
+\r
+ /* loop with resync every 1 sec. */\r
+ while (engineState == PGS_Running)\r
+ {\r
+ unsigned int timestamp;\r
+ int diff, diff_lim;\r
+\r
+ pprof_start(main);\r
+\r
+ timestamp = get_ticks();\r
+ if (reset_timing) {\r
+ reset_timing = 0;\r
+ timestamp_base = timestamp;\r
+ pframes_done = 0;\r
+ }\r
+\r
+ // show notice_msg message?\r
+ if (notice_msg_time != 0)\r
{\r
- if( (PmovFile = gzopen(saveFname, load ? "rb" : "wb")) ) {\r
- emu_setSaveStateCbs(1);\r
- if (!load) gzsetparams(PmovFile, 9, Z_DEFAULT_STRATEGY);\r
+ static int noticeMsgSum;\r
+ if (timestamp - ms_to_ticks(notice_msg_time) > ms_to_ticks(STATUS_MSG_TIMEOUT)) {\r
+ notice_msg_time = 0;\r
+ plat_status_msg_clear();\r
+ notice_msg = NULL;\r
+ } else {\r
+ int sum = noticeMsg[0] + noticeMsg[1] + noticeMsg[2];\r
+ if (sum != noticeMsgSum) {\r
+ plat_status_msg_clear();\r
+ noticeMsgSum = sum;\r
+ }\r
+ notice_msg = noticeMsg;\r
}\r
}\r
- else\r
+\r
+ // second changed?\r
+ if (timestamp - timestamp_fps >= ms_to_ticks(1000))\r
{\r
- if( (PmovFile = fopen(saveFname, load ? "rb" : "wb")) ) {\r
- emu_setSaveStateCbs(0);\r
+#ifdef BENCHMARK\r
+ static int bench = 0, bench_fps = 0, bench_fps_s = 0, bfp = 0, bf[4];\r
+ if (++bench == 10) {\r
+ bench = 0;\r
+ bench_fps_s = bench_fps;\r
+ bf[bfp++ & 3] = bench_fps;\r
+ bench_fps = 0;\r
}\r
+ bench_fps += frames_shown;\r
+ sprintf(fpsbuff, "%02i/%02i/%02i", frames_shown, bench_fps_s, (bf[0]+bf[1]+bf[2]+bf[3])>>2);\r
+ printf("%s\n", fpsbuff);\r
+#else\r
+ if (currentConfig.EmuOpt & EOPT_SHOW_FPS) {\r
+ sprintf(fpsbuff, "%02i/%02i", frames_shown, frames_done);\r
+ if (fpsbuff[5] == 0) { fpsbuff[5] = fpsbuff[6] = ' '; fpsbuff[7] = 0; }\r
+ }\r
+#endif\r
+ frames_shown = frames_done = 0;\r
+ timestamp_fps += ms_to_ticks(1000);\r
}\r
- if(PmovFile) {\r
- ret = PmovState(load ? 6 : 5, PmovFile);\r
- areaClose(PmovFile);\r
- PmovFile = 0;\r
- if (load) Pico.m.dirtyPal=1;\r
-#ifndef NO_SYNC\r
- else sync();\r
+#ifdef PFRAMES\r
+ sprintf(fpsbuff, "%i", Pico.m.frame_count);\r
#endif\r
+\r
+ if (timestamp - timestamp_base >= ms_to_ticks(1000))\r
+ {\r
+ if ((currentConfig.EmuOpt & EOPT_NO_FRMLIMIT) && currentConfig.Frameskip >= 0)\r
+ pframes_done = 0;\r
+ else\r
+ pframes_done -= target_fps;\r
+ if (pframes_done < -2) {\r
+ /* don't drag more than 2 frames behind */\r
+ pframes_done = -2;\r
+ timestamp_base = timestamp - 2 * target_frametime;\r
+ }\r
+ else\r
+ timestamp_base += ms_to_ticks(1000);\r
}\r
- else ret = -1;\r
- if (!ret)\r
- strcpy(noticeMsg, load ? "GAME LOADED " : "GAME SAVED ");\r
- else\r
+\r
+ diff = timestamp - timestamp_base;\r
+ diff_lim = (pframes_done + 1) * target_frametime;\r
+\r
+ if (currentConfig.Frameskip >= 0) // frameskip enabled\r
{\r
- strcpy(noticeMsg, load ? "LOAD FAILED " : "SAVE FAILED ");\r
- ret = -1;\r
+ for (i = 0; i < currentConfig.Frameskip; i++) {\r
+ emu_update_input();\r
+ skip_frame(1);\r
+ pframes_done++; frames_done++;\r
+ diff_lim += target_frametime;\r
+\r
+ if (!(currentConfig.EmuOpt & (EOPT_NO_FRMLIMIT|EOPT_EXT_FRMLIMIT))) {\r
+ timestamp = get_ticks();\r
+ diff = timestamp - timestamp_base;\r
+ if (!reset_timing && diff < diff_lim) // we are too fast\r
+ plat_wait_till_us(timestamp_base + diff_lim);\r
+ }\r
+ }\r
+ }\r
+ else if (diff > diff_lim)\r
+ {\r
+ /* no time left for this frame - skip */\r
+ /* limit auto frameskip to 8 */\r
+ if (frames_done / 8 <= frames_shown) {\r
+ emu_update_input();\r
+ skip_frame(diff < diff_lim + target_frametime * 16);\r
+ pframes_done++; frames_done++;\r
+ continue;\r
+ }\r
}\r
\r
- emu_noticeMsgUpdated();\r
- return ret;\r
+ emu_update_input();\r
+ PicoFrame();\r
+ pemu_finalize_frame(fpsbuff, notice_msg);\r
+\r
+ // plat_video_flip();\r
+\r
+ /* frame limiter */\r
+ if (!reset_timing && !(currentConfig.EmuOpt & (EOPT_NO_FRMLIMIT|EOPT_EXT_FRMLIMIT)))\r
+ {\r
+ timestamp = get_ticks();\r
+ diff = timestamp - timestamp_base;\r
+\r
+ // sleep or vsync if we are still too fast\r
+ if (diff < diff_lim)\r
+ {\r
+ // we are too fast\r
+ plat_wait_till_us(timestamp_base + diff_lim - target_frametime / 4);\r
+ if (currentConfig.EmuOpt & EOPT_VSYNC)\r
+ plat_video_wait_vsync();\r
+ }\r
+ }\r
+\r
+ // XXX: for some plats it might be better to flip before vsync\r
+ // (due to shadow registers in display hw)\r
+ plat_video_flip();\r
+\r
+ pframes_done++; frames_done++; frames_shown++;\r
+\r
+ pprof_end(main);\r
}\r
+\r
+ emu_set_fastforward(0);\r
+\r
+ // save SRAM\r
+ if ((currentConfig.EmuOpt & EOPT_EN_SRAM) && SRam.changed) {\r
+ plat_status_msg_busy_first("Writing SRAM/BRAM...");\r
+ emu_save_load_game(0, 1);\r
+ SRam.changed = 0;\r
+ }\r
+\r
+ pemu_loop_end();\r
+\r
+ // pemu_loop_end() might want to do 1 frame for bg image,\r
+ // so free CD buffer here\r
+ if (PicoAHW & PAHW_MCD)\r
+ PicoCDBufferFree();\r
}\r
\r
notaz.gp2x.de / libpicofe.git / blobdiff