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Fix input not working on big-endian systems (regression fix)

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Fix https://github.com/libretro/libretro-fceumm/issues/372
This commit is contained in:
negativeExponent
2020-06-04 13:26:02 +08:00
parent f11f3afbd6
commit 48b80d3230
1 changed files with 9 additions and 6 deletions
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15
src/drivers/libretro/libretro.c
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@@ -123,7 +123,7 @@ typedef struct {
uint32_t type[MAX_PLAYERS + 1]; /* 4-players + famicom expansion */ uint32_t type[MAX_PLAYERS + 1]; /* 4-players + famicom expansion */
/* input data */ /* input data */
uint8_t JSReturn[MAX_PLAYERS]; /* 1-4 player data */ uint32_t JSReturn; /* player input data, 1 byte per player (1-4) */
uint32_t MouseData[MAX_PORTS][3]; /* nes mouse data */ uint32_t MouseData[MAX_PORTS][3]; /* nes mouse data */
uint32_t FamicomData; /* Famicom expansion port data */ uint32_t FamicomData; /* Famicom expansion port data */
} NES_INPUT_T; } NES_INPUT_T;
@@ -751,7 +751,7 @@ static void update_nes_controllers(unsigned port, unsigned device)
case RETRO_DEVICE_GAMEPAD: case RETRO_DEVICE_GAMEPAD:
default: default:
nes_input.type[port] = RETRO_DEVICE_GAMEPAD; nes_input.type[port] = RETRO_DEVICE_GAMEPAD;
FCEUI_SetInput(port, SI_GAMEPAD, (uint32_t*)nes_input.JSReturn, 0); FCEUI_SetInput(port, SI_GAMEPAD, &nes_input.JSReturn, 0);
FCEU_printf(" Player %u: Gamepad\n", port + 1); FCEU_printf(" Player %u: Gamepad\n", port + 1);
break; break;
} }
@@ -774,7 +774,7 @@ static void update_nes_controllers(unsigned port, unsigned device)
FCEU_printf(" Famicom Expansion: Oeka Kids Tablet\n"); FCEU_printf(" Famicom Expansion: Oeka Kids Tablet\n");
break; break;
case RETRO_DEVICE_FC_4PLAYERS: case RETRO_DEVICE_FC_4PLAYERS:
FCEUI_SetInputFC(SIFC_4PLAYER, (uint32_t*)nes_input.JSReturn, 0); FCEUI_SetInputFC(SIFC_4PLAYER, &nes_input.JSReturn, 0);
FCEU_printf(" Famicom Expansion: Famicom 4-Player Adapter\n"); FCEU_printf(" Famicom Expansion: Famicom 4-Player Adapter\n");
break; break;
case RETRO_DEVICE_NONE: case RETRO_DEVICE_NONE:
@@ -1636,6 +1636,9 @@ static void FCEUD_UpdateInput(void)
poll_cb(); poll_cb();
/* Reset input states */
nes_input.JSReturn = 0;
/* nes gamepad */ /* nes gamepad */
for (player = 0; player < MAX_PLAYERS; player++) for (player = 0; player < MAX_PLAYERS; player++)
{ {
@@ -1715,7 +1718,7 @@ static void FCEUD_UpdateInput(void)
input_buf &= ~((JOY_LEFT ) | (JOY_RIGHT)); input_buf &= ~((JOY_LEFT ) | (JOY_RIGHT));
} }
nes_input.JSReturn[player] = input_buf; nes_input.JSReturn |= (input_buf & 0xff) << (player << 3);
} }
/* other inputs*/ /* other inputs*/
@@ -2372,7 +2375,7 @@ bool retro_load_game(const struct retro_game_info *game)
} }
for (i = 0; i < MAX_PORTS; i++) { for (i = 0; i < MAX_PORTS; i++) {
FCEUI_SetInput(i, SI_GAMEPAD, (uint32_t*)nes_input.JSReturn, 0); FCEUI_SetInput(i, SI_GAMEPAD, &nes_input.JSReturn, 0);
nes_input.type[i] = RETRO_DEVICE_JOYPAD; nes_input.type[i] = RETRO_DEVICE_JOYPAD;
} }
@@ -2408,7 +2411,7 @@ bool retro_load_game(const struct retro_game_info *game)
if (famicom_4p_db_list[i].crc == iNESCart.CRC32) if (famicom_4p_db_list[i].crc == iNESCart.CRC32)
{ {
GameInfo->inputfc = SIFC_4PLAYER; GameInfo->inputfc = SIFC_4PLAYER;
FCEUI_SetInputFC(SIFC_4PLAYER, (uint32_t*)nes_input.JSReturn, 0); FCEUI_SetInputFC(SIFC_4PLAYER, &nes_input.JSReturn, 0);
nes_input.enable_4player = true; nes_input.enable_4player = true;
break; break;
} }