libretro/beetle-psx-libretro
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Add Mednafen Memcard0 Method core option

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This commit is contained in:
twinaphex 2014-07-27 21:03:37 +02:00
parent 11d30c72f0
commit 5663cb09c3
1 changed files with 31 additions and 7 deletions
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38
libretro.cpp
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@ -53,7 +53,8 @@ static retro_rumble_interface rumble;
#include <stdarg.h>
#include <ctype.h>
bool setting_apply_analog_toggle = false;
bool setting_apply_analog_toggle = false;
bool use_mednafen_memcard0_method = false;
extern MDFNGI EmulatedPSX;
MDFNGI *MDFNGameInfo = &EmulatedPSX;
@ -1417,9 +1418,15 @@ static void InitCommon(std::vector<CDIF *> *CDInterfaces, const bool EmulateMemc
BIOSFile.read(BIOSROM->data8, 512 * 1024);
}
FIO->LoadMemcard(0);
i = 0;
for(i = 1; i < 8; i++)
if (!use_mednafen_memcard0_method)
{
FIO->LoadMemcard(0);
i = 1;
}
for(; i < 8; i++)
{
char ext[64];
snprintf(ext, sizeof(ext), "%d.mcr", i);
@ -1683,7 +1690,7 @@ static void CloseGame(void)
int i;
for(i = 0; i < 8; i++)
{
if (i == 0)
if (i == 0 && !use_mednafen_memcard0_method)
{
FIO->SaveMemcard(i);
continue;
@ -2289,6 +2296,16 @@ static void check_variables(void)
old_apply_dither = apply_dither;
}
}
var.key = "beetle_psx_use_mednafen_memcard0_method";
if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
{
if (strcmp(var.value, "libretro") == 0)
use_mednafen_memcard0_method = false;
else if (strcmp(var.value, "mednafen") == 0)
use_mednafen_memcard0_method = true;
}
var.key = "beetle_psx_analog_toggle";
@ -2842,7 +2859,7 @@ void retro_run(void)
if (log_cb)
log_cb(RETRO_LOG_INFO, "Saving memcard %d...\n", i);
if (i == 0)
if (i == 0 && !use_mednafen_memcard0_method)
{
FIO->SaveMemcard(i);
Memcard_SaveDelay[i] = -1;
@ -3040,6 +3057,7 @@ void retro_set_environment(retro_environment_t cb)
static const struct retro_variable vars[] = {
{ "beetle_psx_cdimagecache", "CD Image Cache (Restart); disabled|enabled" },
{ "beetle_psx_dithering", "Dithering; enabled|disabled" },
{ "beetle_psx_use_mednafen_memcard0_method", "Memcard 0 Method; libretro|mednafen" },
{ "beetle_psx_initial_scanline", "Initial scanline; 0|1|2|3|4|5|6|7|8|9|10|10|11|12|13|14|15|16|17|18|19|20|21|22|23|24|25|26|27|28|29|30|31|32|33|34|35|36|37|38|39|40" },
{ "beetle_psx_initial_scanline_pal", "Initial scanline PAL; 0|1|2|3|4|5|6|7|8|9|10|10|11|12|13|14|15|16|17|18|19|20|21|22|23|24|25|26|27|28|29|30|31|32|33|34|35|36|37|38|39|40" },
{ "beetle_psx_last_scanline", "Last scanline; 239|238|237|236|235|234|232|231|230|229|228|227|226|225|224|223|222|221|220|219|218|217|216|215|214|213|212|211|210" },
@ -3138,7 +3156,10 @@ void *retro_get_memory_data(unsigned type)
switch (type)
{
case RETRO_MEMORY_SAVE_RAM:
data = FIO->GetMemcardDevice(0)->GetNVData();
if (use_mednafen_memcard0_method)
data = NULL;
else
data = FIO->GetMemcardDevice(0)->GetNVData();
break;
default:
data = NULL;
@ -3154,7 +3175,10 @@ size_t retro_get_memory_size(unsigned type)
switch (type)
{
case RETRO_MEMORY_SAVE_RAM:
size = (1 << 17);
if (use_mednafen_memcard0_method)
size = 0;
else
size = (1 << 17);
break;
default:
size = 0;