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Added shared memory cards and messages for dangerous options

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This commit is contained in:
AndresSM 2014-08-17 02:00:48 -05:00
parent 85d822f3e3
commit ef44b017e1
1 changed files with 68 additions and 10 deletions
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78
libretro.cpp
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@ -2258,8 +2258,19 @@ bool retro_load_game_special(unsigned, const struct retro_game_info *, size_t)
}
static bool old_cdimagecache = false;
static bool experimental_savestates = false;
// experimental save stated support
static bool experimental_savestates_toggle = false;
static bool old_experimental_savestates_toggle = false;
// shared memory cards support
static bool shared_memorycards = false;
static bool shared_memorycards_toggle = false;
static bool old_shared_memorycards_toggle = false;
static char message1[200] = "SAVE STATES: experimental, might result in loss of memory card data";
static char message2[200] = "SHARED MEMORY CARDS: requires memory card method to be mednafen";
static void check_variables(void)
{
struct retro_variable var = {0};
@ -2390,14 +2401,58 @@ static void check_variables(void)
}
var.key = "beetle_psx_experimental_save_states";
bool print_message1 = false;
if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
{
if (strcmp(var.value, "enabled") == 0)
experimental_savestates = true;
{
experimental_savestates_toggle = true;
if(old_experimental_savestates_toggle != experimental_savestates_toggle)
print_message1 = true;
else
print_message1 = false;
}
else if (strcmp(var.value, "disabled") == 0)
experimental_savestates = false;
experimental_savestates_toggle = false;
}
old_experimental_savestates_toggle = experimental_savestates_toggle;
var.key = "beetle_psx_shared_memory_cards";
bool print_message2 = false;
if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
{
if (strcmp(var.value, "enabled") == 0)
{
shared_memorycards_toggle = true;
if(!use_mednafen_memcard0_method)
{
if(old_shared_memorycards_toggle != shared_memorycards_toggle)
print_message2 = true;
shared_memorycards_toggle = false;
}
else
print_message2 = false;
}
else if (strcmp(var.value, "disabled") == 0)
shared_memorycards_toggle = false;
}
old_shared_memorycards_toggle = shared_memorycards_toggle;
if(print_message1 && print_message2)
{
MDFN_DispMessage("%s | %s",message1,message2);
}
else
{
if(print_message1)
MDFN_DispMessage(message1);
if(print_message2)
MDFN_DispMessage(message2);
}
}
#ifdef NEED_CD
@ -2660,6 +2715,8 @@ bool retro_load_game(const struct retro_game_info *info)
set_basename(info->path);
check_variables();
//make sure shared memory cards is enabled only at startup
shared_memorycards = shared_memorycards_toggle;
if (environ_cb(RETRO_ENVIRONMENT_GET_RUMBLE_INTERFACE, &rumble) && log_cb)
log_cb(RETRO_LOG_INFO, "Rumble interface supported!\n");
@ -3106,6 +3163,7 @@ void retro_set_environment(retro_environment_t cb)
{ "beetle_psx_cdimagecache", "CD Image Cache (Restart); disabled|enabled" },
{ "beetle_psx_dithering", "Dithering; enabled|disabled" },
{ "beetle_psx_experimental_save_states", "Save state support; disabled|enabled" },
{ "beetle_psx_shared_memory_cards", "Shared memcards (restart); 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" },
@ -3173,10 +3231,10 @@ size_t retro_serialize_size(void)
StateMem st;
memset(&st, 0, sizeof(st));
if (!MDFNSS_SaveSM(&st, 0, 0, NULL, NULL, NULL) || !experimental_savestates)
if (!MDFNSS_SaveSM(&st, 0, 0, NULL, NULL, NULL) || !experimental_savestates_toggle)
{
if (log_cb)
log_cb(RETRO_LOG_WARN, "[mednafen]: Save states are experimental and you might lose memory card data.\n");
log_cb(RETRO_LOG_WARN, "[mednafen]: Save states might destroy your memory card data\n");
return 0;
}
@ -3272,12 +3330,12 @@ std::string MDFN_MakeFName(MakeFName_Type type, int id1, const char *cd1)
switch (type)
{
case MDFNMKF_SAV:
ret = retro_save_directory +slash + retro_base_name +
std::string(".") +
ret = retro_save_directory + slash + (!shared_memorycards ? retro_base_name : "mednafen_psx_libretro_shared") +
std::string(".") +
#ifndef _XBOX
md5_context::asciistr(MDFNGameInfo->MD5, 0) + std::string(".") +
(!shared_memorycards ? md5_context::asciistr(MDFNGameInfo->MD5, 0) : "") + (!shared_memorycards ? std::string(".") : "") +
#endif
std::string(cd1);
std::string(cd1);
break;
case MDFNMKF_FIRMWARE:
ret = retro_base_directory + slash + std::string(cd1);