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Add up/down allowed core option

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This commit is contained in:
twinaphex
2018-04-14 19:35:51 +02:00
parent f6db0b026b
commit 3f7127a932
1 changed files with 23 additions and 0 deletions
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23
src/drivers/libretro/libretro.c
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@@ -56,6 +56,7 @@ static bool use_overscan;
static bool overscan_h;
static bool overscan_v;
#endif
static bool up_down_allowed = false;
static bool use_raw_palette;
static bool use_par;
static bool enable_4player = false;
@@ -582,6 +583,7 @@ void retro_set_environment(retro_environment_t cb)
{ "fceumm_region", "Region Override; Auto|NTSC|PAL|Dendy" },
{ "fceumm_aspect", "Preferred aspect ratio; 8:7 PAR|4:3" },
{ "fceumm_palette", "Color Palette; default|asqrealc|nintendo-vc|rgb|yuv-v3|unsaturated-final|sony-cxa2025as-us|pal|bmf-final2|bmf-final3|smooth-fbx|composite-direct-fbx|pvm-style-d93-fbx|ntsc-hardware-fbx|nes-classic-fbx-fs|nescap|wavebeam|raw|custom" },
{ "fceumm_up_down_allowed", "disabled|enabled" },
{ "fceumm_use_ntsc", "Use NTSC Palette; disabled|enabled" },
#ifdef PSP
{ "fceumm_overscan", "Crop Overscan; enabled|disabled" },
@@ -935,6 +937,15 @@ static void check_variables(bool startup)
retro_set_custom_palette();
}
var.key = "fceumm_up_down_allowed";
if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
{
up_down_allowed = (!strcmp(var.value, "enabled")) ? true : false;
}
else
up_down_allowed = false;
var.key = "fceumm_use_ntsc";
if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
@@ -1273,7 +1284,19 @@ static void FCEUD_UpdateInput(void)
turbo_button_toggle[player][i-8] = 0;
}
}
if (!up_down_allowed)
{
if (input_buf & (JOY_UP))
if (input_buf & (JOY_DOWN))
input_buf &= ~((JOY_UP ) | (JOY_DOWN));
if (input_buf & (JOY_LEFT))
if (input_buf & (JOY_RIGHT))
input_buf &= ~((JOY_LEFT ) | (JOY_RIGHT));
}
JSReturn |= (input_buf & 0xff) << (player << 3);
}
/* other inputs*/