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Merge https://github.com/ekeeke/Genesis-Plus-GX

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This commit is contained in:
twinaphex 2016-09-06 22:26:57 +02:00
commit 59cfdc90bf
9 changed files with 268 additions and 194 deletions
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2
HISTORY.txt
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@ -74,6 +74,8 @@ Genesis Plus GX 1.7.5 (xx/xx/xxxx) (Eke-Eke)
[Core/CPU] [Core/CPU]
--------------- ---------------
* improved 68k auto-vectored interrupts acknowledge cycle timing accuracy (Bubsy background color corruption during cutscenes)
* fixed Z80 interrupt duration (Bomb on Basic City music running too fast)
* fixed Z80 SP register initialization on power-on for Master System & Game Gear * fixed Z80 SP register initialization on power-on for Master System & Game Gear
(Ace of Aces, Shadow Dancer, Ecco the Dolphin, Evander Holyfield Real Deal Boxing) (Ace of Aces, Shadow Dancer, Ecco the Dolphin, Evander Holyfield Real Deal Boxing)

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builds/genesis_plus_gx_libretro.dll
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builds/genplus_cube.dol
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2
core/loadrom.c
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@ -646,7 +646,7 @@ int load_rom(char *filename)
{ {
/* remove header */ /* remove header */
size -= 512; size -= 512;
memcpy (cart.rom, cart.rom + 512, size); memmove (cart.rom, cart.rom + 512, size);
/* assume interleaved Mega Drive / Genesis ROM format (.smd) */ /* assume interleaved Mega Drive / Genesis ROM format (.smd) */
if (system_hw == SYSTEM_MD) if (system_hw == SYSTEM_MD)

14
core/m68k/m68kcpu.h
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@ -632,13 +632,13 @@ static const uint16 m68ki_exception_cycle_table[256] =
4*MUL, /* 22: RESERVED */ 4*MUL, /* 22: RESERVED */
4*MUL, /* 23: RESERVED */ 4*MUL, /* 23: RESERVED */
44*MUL, /* 24: Spurious Interrupt */ 44*MUL, /* 24: Spurious Interrupt */
44*MUL, /* 25: Level 1 Interrupt Autovector */ 54*MUL, /* 25: Level 1 Interrupt Autovector */
44*MUL, /* 26: Level 2 Interrupt Autovector */ 54*MUL, /* 26: Level 2 Interrupt Autovector */
44*MUL, /* 27: Level 3 Interrupt Autovector */ 54*MUL, /* 27: Level 3 Interrupt Autovector */
44*MUL, /* 28: Level 4 Interrupt Autovector */ 54*MUL, /* 28: Level 4 Interrupt Autovector */
44*MUL, /* 29: Level 5 Interrupt Autovector */ 54*MUL, /* 29: Level 5 Interrupt Autovector */
44*MUL, /* 30: Level 6 Interrupt Autovector */ 54*MUL, /* 30: Level 6 Interrupt Autovector */
44*MUL, /* 31: Level 7 Interrupt Autovector */ 54*MUL, /* 31: Level 7 Interrupt Autovector */
34*MUL, /* 32: TRAP #0 -- ASG: chanaged from 38 */ 34*MUL, /* 32: TRAP #0 -- ASG: chanaged from 38 */
34*MUL, /* 33: TRAP #1 */ 34*MUL, /* 33: TRAP #1 */
34*MUL, /* 34: TRAP #2 */ 34*MUL, /* 34: TRAP #2 */

40
core/system.c
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@ -517,6 +517,9 @@ void system_frame_gen(int do_skip)
Z80.cycles = MCYCLES_PER_LINE; Z80.cycles = MCYCLES_PER_LINE;
} }
/* Z80 interrupt is cleared at the end of the line */
Z80.irq_state = CLEAR_LINE;
/* run SVP chip */ /* run SVP chip */
if (svp) if (svp)
{ {
@ -548,23 +551,6 @@ void system_frame_gen(int do_skip)
/* update 6-Buttons & Lightguns */ /* update 6-Buttons & Lightguns */
input_refresh(); input_refresh();
if (Z80.irq_state)
{
/* Z80 interrupt is asserted for exactly one line */
m68k_run(mcycles_vdp + 788);
if (zstate == 1)
{
z80_run(mcycles_vdp + 788);
}
else
{
Z80.cycles = mcycles_vdp + 788;
}
/* clear Z80 interrupt */
Z80.irq_state = CLEAR_LINE;
}
/* run 68k & Z80 until end of line */ /* run 68k & Z80 until end of line */
m68k_run(mcycles_vdp + MCYCLES_PER_LINE); m68k_run(mcycles_vdp + MCYCLES_PER_LINE);
if (zstate == 1) if (zstate == 1)
@ -888,6 +874,9 @@ void system_frame_scd(int do_skip)
Z80.cycles = MCYCLES_PER_LINE; Z80.cycles = MCYCLES_PER_LINE;
} }
/* Z80 interrupt is cleared at the end of the line */
Z80.irq_state = CLEAR_LINE;
/* update VDP cycle count */ /* update VDP cycle count */
mcycles_vdp = MCYCLES_PER_LINE; mcycles_vdp = MCYCLES_PER_LINE;
@ -913,23 +902,6 @@ void system_frame_scd(int do_skip)
/* update 6-Buttons & Lightguns */ /* update 6-Buttons & Lightguns */
input_refresh(); input_refresh();
if (Z80.irq_state)
{
/* Z80 interrupt is asserted for exactly one line */
m68k_run(mcycles_vdp + 788);
if (zstate == 1)
{
z80_run(mcycles_vdp + 788);
}
else
{
Z80.cycles = mcycles_vdp + 788;
}
/* clear Z80 interrupt */
Z80.irq_state = CLEAR_LINE;
}
/* run both 68k & CD hardware until end of line */ /* run both 68k & CD hardware until end of line */
scd_update(mcycles_vdp + MCYCLES_PER_LINE); scd_update(mcycles_vdp + MCYCLES_PER_LINE);

15
gx/gui/menu.c
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@ -1632,16 +1632,13 @@ static void systemmenu ()
io_reg[0x00] = 0x80 | (region_code >> 1); io_reg[0x00] = 0x80 | (region_code >> 1);
} }
/* reinitialize VDP */ /* reinitialize VDP timings */
if (vdp_pal) lines_per_frame = vdp_pal ? 313 : 262;
/* reinitialize NTSC/PAL mode in VDP status */
if (system_hw & SYSTEM_MD)
{ {
status |= 1; status = (status & ~1) | vdp_pal;
lines_per_frame = 313;
}
else
{
status &= ~1;
lines_per_frame = 262;
} }
/* reinitialize VC max value */ /* reinitialize VC max value */

389
libretro/libretro.c
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@ -70,10 +70,10 @@ static bool is_running = 0;
static uint8_t temp[0x10000]; static uint8_t temp[0x10000];
static int16 soundbuffer[3068]; static int16 soundbuffer[3068];
static uint16_t bitmap_data_[720 * 576]; static uint16_t bitmap_data_[720 * 576];
static const double pal_fps = 53203424.0 / (3420.0 * 313.0);
static const double ntsc_fps = 53693175.0 / (3420.0 * 262.0);
static char g_rom_dir[1024]; static char g_rom_dir[256];
static char g_rom_name[256];
static char *save_dir;
static retro_log_printf_t log_cb; static retro_log_printf_t log_cb;
static retro_video_refresh_t video_cb; static retro_video_refresh_t video_cb;
@ -662,6 +662,23 @@ static void bram_save(void)
} }
} }
static void extract_name(char *buf, const char *path, size_t size)
{
char *base = strrchr(path, '/');
if (!base)
base = strrchr(path, '\\');
if (base)
{
snprintf(buf, size, "%s", base);
base = strrchr(buf, '.');
if (base)
*base = '\0';
}
else
buf[0] = '\0';
}
static void extract_directory(char *buf, const char *path, size_t size) static void extract_directory(char *buf, const char *path, size_t size)
{ {
char *base; char *base;
@ -708,6 +725,30 @@ static void check_variables(void)
bool update_viewports = false; bool update_viewports = false;
bool reinit = false; bool reinit = false;
struct retro_variable var = {0}; struct retro_variable var = {0};
struct retro_system_av_info info;
var.key = "genesis_plus_gx_bram";
environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var);
{
#if defined(_WIN32)
char slash = '\\';
#else
char slash = '/';
#endif
if (!strcmp(var.value, "per bios"))
{
snprintf(CD_BRAM_EU, sizeof(CD_BRAM_EU), "%s%cscd_E.brm", save_dir, slash);
snprintf(CD_BRAM_US, sizeof(CD_BRAM_US), "%s%cscd_U.brm", save_dir, slash);
snprintf(CD_BRAM_JP, sizeof(CD_BRAM_JP), "%s%cscd_J.brm", save_dir, slash);
}
else
{
snprintf(CD_BRAM_EU, sizeof(CD_BRAM_EU), "%s%c%s.brm", save_dir, slash, g_rom_name);
snprintf(CD_BRAM_US, sizeof(CD_BRAM_US), "%s%c%s.brm", save_dir, slash, g_rom_name);
snprintf(CD_BRAM_JP, sizeof(CD_BRAM_JP), "%s%c%s.brm", save_dir, slash, g_rom_name);
}
}
var.key = "genesis_plus_gx_system_hw"; var.key = "genesis_plus_gx_system_hw";
environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var); environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var);
@ -758,6 +799,24 @@ static void check_variables(void)
} }
} }
var.key = "genesis_plus_gx_bios";
environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var);
{
orig_value = config.bios;
if (!strcmp(var.value, "enabled"))
config.bios = 3;
else
config.bios = 0;
if (orig_value != config.bios)
{
if (system_hw)
{
reinit = true;
}
}
}
var.key = "genesis_plus_gx_region_detect"; var.key = "genesis_plus_gx_region_detect";
environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var); environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var);
{ {
@ -776,25 +835,70 @@ static void check_variables(void)
if (system_hw) if (system_hw)
{ {
get_region(NULL); get_region(NULL);
reinit = true;
}
}
}
var.key = "genesis_plus_gx_bios"; if ((system_hw == SYSTEM_MCD) || ((system_hw & SYSTEM_SMS) && config.bios))
environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var); {
{ /* system with region BIOS should be reinitialized */
orig_value = config.bios; reinit = true;
if (!strcmp(var.value, "enabled")) }
config.bios = 3; else
else {
config.bios = 0; static const uint16 vc_table[4][2] =
{
/* NTSC, PAL */
{0xDA , 0xF2}, /* Mode 4 (192 lines) */
{0xEA , 0x102}, /* Mode 5 (224 lines) */
{0xDA , 0xF2}, /* Mode 4 (192 lines) */
{0x106, 0x10A} /* Mode 5 (240 lines) */
};
if (orig_value != config.bios) /* framerate might have changed, reinitialize audio timings */
{ audio_set_rate(44100, 0);
if (system_hw)
{ /* reinitialize I/O region register */
reinit = true; if (system_hw == SYSTEM_MD)
{
io_reg[0x00] = 0x20 | region_code | (config.bios & 1);
}
else if (system_hw == SYSTEM_MCD)
{
io_reg[0x00] = region_code | (config.bios & 1);
}
else
{
io_reg[0x00] = 0x80 | (region_code >> 1);
}
/* reinitialize VDP timings */
lines_per_frame = vdp_pal ? 313 : 262;
/* reinitialize NTSC/PAL mode in VDP status */
if (system_hw & SYSTEM_MD)
{
status = (status & ~1) | vdp_pal;
}
/* reinitialize VC max value */
switch (bitmap.viewport.h)
{
case 192:
vc_max = vc_table[0][vdp_pal];
break;
case 224:
vc_max = vc_table[1][vdp_pal];
break;
case 240:
vc_max = vc_table[3][vdp_pal];
break;
}
/* force overscan change */
bitmap.viewport.changed = 3;
/* reinitialize libretro audio/video timings */
retro_get_system_av_info(&info);
environ_cb(RETRO_ENVIRONMENT_SET_SYSTEM_AV_INFO, &info);
}
} }
} }
} }
@ -975,7 +1079,7 @@ static void check_variables(void)
if (reinit) if (reinit)
{ {
audio_init(44100, snd.frame_rate); audio_init(44100, 0);
memcpy(temp, sram.sram, sizeof(temp)); memcpy(temp, sram.sram, sizeof(temp));
system_init(); system_init();
system_reset(); system_reset();
@ -1330,11 +1434,12 @@ unsigned retro_api_version(void) { return RETRO_API_VERSION; }
void retro_set_environment(retro_environment_t cb) void retro_set_environment(retro_environment_t cb)
{ {
static const struct retro_variable vars[] = { struct retro_variable vars[] = {
{ "genesis_plus_gx_system_hw", "System hardware; auto|sg-1000|sg-1000 II|mark-III|master system|master system II|game gear|mega drive / genesis" }, { "genesis_plus_gx_system_hw", "System hardware; auto|sg-1000|sg-1000 II|mark-III|master system|master system II|game gear|mega drive / genesis" },
{ "genesis_plus_gx_region_detect", "System region; auto|ntsc-u|pal|ntsc-j" }, { "genesis_plus_gx_region_detect", "System region; auto|ntsc-u|pal|ntsc-j" },
{ "genesis_plus_gx_force_dtack", "System lockups; enabled|disabled" }, { "genesis_plus_gx_force_dtack", "System lockups; enabled|disabled" },
{ "genesis_plus_gx_bios", "System bootrom; disabled|enabled" }, { "genesis_plus_gx_bios", "System bootrom; disabled|enabled" },
{ "genesis_plus_gx_bram", "CD System BRAM; per bios|per game" },
{ "genesis_plus_gx_addr_error", "68k address error; enabled|disabled" }, { "genesis_plus_gx_addr_error", "68k address error; enabled|disabled" },
{ "genesis_plus_gx_lock_on", "Cartridge lock-on; disabled|game genie|action replay (pro)|sonic & knuckles" }, { "genesis_plus_gx_lock_on", "Cartridge lock-on; disabled|game genie|action replay (pro)|sonic & knuckles" },
{ "genesis_plus_gx_ym2413", "Master System FM; auto|disabled|enabled" }, { "genesis_plus_gx_ym2413", "Master System FM; auto|disabled|enabled" },
@ -1349,7 +1454,7 @@ void retro_set_environment(retro_environment_t cb)
{ NULL, NULL }, { NULL, NULL },
}; };
static const struct retro_controller_description port_1[] = { struct retro_controller_description port_1[] = {
{ "Joypad Auto", RETRO_DEVICE_JOYPAD }, { "Joypad Auto", RETRO_DEVICE_JOYPAD },
{ "Joypad Port Empty", RETRO_DEVICE_NONE }, { "Joypad Port Empty", RETRO_DEVICE_NONE },
{ "MD Joypad 3 Button", RETRO_DEVICE_MDPAD_3B }, { "MD Joypad 3 Button", RETRO_DEVICE_MDPAD_3B },
@ -1368,7 +1473,7 @@ void retro_set_environment(retro_environment_t cb)
{ "MD Mouse", RETRO_DEVICE_MOUSE }, { "MD Mouse", RETRO_DEVICE_MOUSE },
}; };
static const struct retro_controller_description port_2[] = { struct retro_controller_description port_2[] = {
{ "Joypad Auto", RETRO_DEVICE_JOYPAD }, { "Joypad Auto", RETRO_DEVICE_JOYPAD },
{ "Joypad Port Empty", RETRO_DEVICE_NONE }, { "Joypad Port Empty", RETRO_DEVICE_NONE },
{ "MD Joypad 3 Button", RETRO_DEVICE_MDPAD_3B }, { "MD Joypad 3 Button", RETRO_DEVICE_MDPAD_3B },
@ -1389,15 +1494,124 @@ void retro_set_environment(retro_environment_t cb)
{ "MD Mouse", RETRO_DEVICE_MOUSE }, { "MD Mouse", RETRO_DEVICE_MOUSE },
}; };
static const struct retro_controller_info ports[] = { struct retro_controller_info ports[] = {
{ port_1, 16 }, { port_1, 16 },
{ port_2, 18 }, { port_2, 18 },
{ 0 }, { 0 },
}; };
struct retro_input_descriptor desc[] = {
{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "B" },
{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "C" },
{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Y" },
{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "A" },
{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "X" },
{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "Z" },
{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Mode" },
{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "B" },
{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "C" },
{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Y" },
{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "A" },
{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "X" },
{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "Z" },
{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Mode" },
{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "B" },
{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "C" },
{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Y" },
{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "A" },
{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "X" },
{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "Z" },
{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Mode" },
{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "B" },
{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "C" },
{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Y" },
{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "A" },
{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "X" },
{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "Z" },
{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Mode" },
{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
{ 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
{ 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
{ 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
{ 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
{ 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "B" },
{ 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "C" },
{ 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Y" },
{ 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "A" },
{ 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "X" },
{ 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "Z" },
{ 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Mode" },
{ 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
{ 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
{ 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
{ 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
{ 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
{ 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "B" },
{ 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "C" },
{ 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Y" },
{ 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "A" },
{ 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "X" },
{ 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "Z" },
{ 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Mode" },
{ 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
{ 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
{ 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
{ 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
{ 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
{ 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "B" },
{ 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "C" },
{ 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Y" },
{ 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "A" },
{ 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "X" },
{ 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "Z" },
{ 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Mode" },
{ 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
{ 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
{ 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
{ 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
{ 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
{ 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "B" },
{ 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "C" },
{ 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Y" },
{ 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "A" },
{ 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "X" },
{ 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "Z" },
{ 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Mode" },
{ 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
{ 0 },
};
environ_cb = cb; environ_cb = cb;
cb(RETRO_ENVIRONMENT_SET_VARIABLES, (void*)vars); cb(RETRO_ENVIRONMENT_SET_VARIABLES, (void*)vars);
cb(RETRO_ENVIRONMENT_SET_CONTROLLER_INFO, (void*)ports); cb(RETRO_ENVIRONMENT_SET_CONTROLLER_INFO, (void*)ports);
cb(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, (void*)desc);
} }
void retro_set_video_refresh(retro_video_refresh_t cb) { video_cb = cb; } void retro_set_video_refresh(retro_video_refresh_t cb) { video_cb = cb; }
@ -1422,7 +1636,7 @@ void retro_get_system_av_info(struct retro_system_av_info *info)
info->geometry.max_width = 720; info->geometry.max_width = 720;
info->geometry.max_height = 576; info->geometry.max_height = 576;
info->geometry.aspect_ratio = 4.0 / 3.0; info->geometry.aspect_ratio = 4.0 / 3.0;
info->timing.fps = snd.frame_rate; info->timing.fps = (double)(system_clock) / (double)lines_per_frame / (double)MCYCLES_PER_LINE;
info->timing.sample_rate = 44100; info->timing.sample_rate = 44100;
} }
@ -1601,124 +1815,14 @@ bool retro_load_game(const struct retro_game_info *info)
{ {
int i; int i;
const char *dir; const char *dir;
const char *save_dir;
#if defined(_WIN32) #if defined(_WIN32)
char slash = '\\'; char slash = '\\';
#else #else
char slash = '/'; char slash = '/';
#endif #endif
struct retro_input_descriptor desc[] = {
{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "B" },
{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "C" },
{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Y" },
{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "A" },
{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "X" },
{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "Z" },
{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Mode" },
{ 0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "B" },
{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "C" },
{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Y" },
{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "A" },
{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "X" },
{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "Z" },
{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Mode" },
{ 1, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "B" },
{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "C" },
{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Y" },
{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "A" },
{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "X" },
{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "Z" },
{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Mode" },
{ 2, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "B" },
{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "C" },
{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Y" },
{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "A" },
{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "X" },
{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "Z" },
{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Mode" },
{ 3, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
{ 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
{ 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
{ 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
{ 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
{ 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "B" },
{ 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "C" },
{ 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Y" },
{ 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "A" },
{ 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "X" },
{ 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "Z" },
{ 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Mode" },
{ 4, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
{ 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
{ 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
{ 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
{ 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
{ 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "B" },
{ 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "C" },
{ 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Y" },
{ 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "A" },
{ 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "X" },
{ 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "Z" },
{ 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Mode" },
{ 5, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
{ 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
{ 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
{ 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
{ 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
{ 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "B" },
{ 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "C" },
{ 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Y" },
{ 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "A" },
{ 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "X" },
{ 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "Z" },
{ 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Mode" },
{ 6, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
{ 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" },
{ 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" },
{ 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" },
{ 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" },
{ 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "B" },
{ 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "C" },
{ 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Y" },
{ 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "A" },
{ 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "X" },
{ 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "Z" },
{ 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Mode" },
{ 7, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" },
{ 0 },
};
environ_cb(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, desc);
extract_directory(g_rom_dir, info->path, sizeof(g_rom_dir)); extract_directory(g_rom_dir, info->path, sizeof(g_rom_dir));
extract_name(g_rom_name, info->path, sizeof(g_rom_name));
if (!environ_cb(RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY, &dir) || !dir) if (!environ_cb(RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY, &dir) || !dir)
{ {
@ -1730,7 +1834,7 @@ bool retro_load_game(const struct retro_game_info *info)
if (!environ_cb(RETRO_ENVIRONMENT_GET_SAVE_DIRECTORY, &save_dir) || !save_dir) if (!environ_cb(RETRO_ENVIRONMENT_GET_SAVE_DIRECTORY, &save_dir) || !save_dir)
{ {
if (log_cb) if (log_cb)
log_cb(RETRO_LOG_INFO, "[genplus]: Defaulting Sega CD BRAM directory to %s.\n", g_rom_dir); log_cb(RETRO_LOG_INFO, "[genplus]: Defaulting save directory to %s.\n", g_rom_dir);
save_dir = g_rom_dir; save_dir = g_rom_dir;
} }
@ -1746,10 +1850,10 @@ bool retro_load_game(const struct retro_game_info *info)
snprintf(CD_BIOS_EU, sizeof(CD_BIOS_EU), "%s%cbios_CD_E.bin", dir, slash); snprintf(CD_BIOS_EU, sizeof(CD_BIOS_EU), "%s%cbios_CD_E.bin", dir, slash);
snprintf(CD_BIOS_US, sizeof(CD_BIOS_US), "%s%cbios_CD_U.bin", dir, slash); snprintf(CD_BIOS_US, sizeof(CD_BIOS_US), "%s%cbios_CD_U.bin", dir, slash);
snprintf(CD_BIOS_JP, sizeof(CD_BIOS_JP), "%s%cbios_CD_J.bin", dir, slash); snprintf(CD_BIOS_JP, sizeof(CD_BIOS_JP), "%s%cbios_CD_J.bin", dir, slash);
snprintf(CD_BRAM_EU, sizeof(CD_BRAM_EU), "%s%cscd_E.brm", save_dir, slash);
snprintf(CD_BRAM_US, sizeof(CD_BRAM_US), "%s%cscd_U.brm", save_dir, slash);
snprintf(CD_BRAM_JP, sizeof(CD_BRAM_JP), "%s%cscd_J.brm", save_dir, slash);
snprintf(CART_BRAM, sizeof(CART_BRAM), "%s%ccart.brm", save_dir, slash); snprintf(CART_BRAM, sizeof(CART_BRAM), "%s%ccart.brm", save_dir, slash);
check_variables();
if (log_cb) if (log_cb)
{ {
log_cb(RETRO_LOG_INFO, "Game Genie ROM should be located at: %s\n", GG_ROM); log_cb(RETRO_LOG_INFO, "Game Genie ROM should be located at: %s\n", GG_ROM);
@ -1770,7 +1874,6 @@ bool retro_load_game(const struct retro_game_info *info)
log_cb(RETRO_LOG_INFO, "Sega/Mega CD RAM CART is located at: %s\n", CART_BRAM); log_cb(RETRO_LOG_INFO, "Sega/Mega CD RAM CART is located at: %s\n", CART_BRAM);
} }
check_variables();
if (!load_rom((char *)info->path)) if (!load_rom((char *)info->path))
return false; return false;
@ -1795,7 +1898,7 @@ bool retro_load_game(const struct retro_game_info *info)
} }
} }
audio_init(44100, vdp_pal ? pal_fps : ntsc_fps); audio_init(44100,0);
system_init(); system_init();
system_reset(); system_reset();
is_running = false; is_running = false;