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Merge pull request #161 from trioan/bitmask

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libretro: use input bitmask
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Autechre 2020-09-14 04:48:14 +02:00 committed by GitHub
commit fc32584dc0
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1 changed files with 22 additions and 2 deletions
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libretro.cpp
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@ -1095,6 +1095,8 @@ static retro_input_poll_t input_poll_cb;
static retro_input_state_t input_state_cb;
static double last_sound_rate;
static bool libretro_supports_bitmasks = false;
static MDFN_Surface *surf;
static bool failed_init;
@ -1155,6 +1157,9 @@ void retro_init(void)
setting_last_scanline = 242;
check_system_specs();
if (environ_cb(RETRO_ENVIRONMENT_GET_INPUT_BITMASKS, NULL))
libretro_supports_bitmasks = true;
}
void retro_reset(void)
@ -1491,6 +1496,9 @@ void retro_unload_game(void)
static void update_input(void)
{
unsigned i,j;
int16_t joy_bits[MAX_PLAYERS] = {0};
static int turbo_map[] = { -1,-1,-1,-1,-1,-1,-1,-1, 1, 0,-1,-1,-1,-1,-1 };
static int turbo_map_alt[] = { -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, 1, 0 };
int *turbo_map_selected = (!turbo_toggle_alt ? turbo_map : turbo_map_alt);
@ -1512,9 +1520,19 @@ static void update_input(void)
RETRO_DEVICE_ID_JOYPAD_R3
};
for (j = 0; j < MAX_PLAYERS; j++)
{
if (libretro_supports_bitmasks)
joy_bits[j] = input_state_cb(j, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_MASK);
else
{
for (i = 0; i < (RETRO_DEVICE_ID_JOYPAD_R3+1); i++)
joy_bits[j] |= input_state_cb(j, RETRO_DEVICE_JOYPAD, 0, i) ? (1 << i) : 0;
}
}
for (unsigned j = 0; j < MAX_PLAYERS; j++)
{
switch (input_type[j])
{
case RETRO_DEVICE_JOYPAD:
@ -1524,7 +1542,7 @@ static void update_input(void)
// read normal inputs
for (unsigned i = 0; i < MAX_BUTTONS; i++)
{
input_state |= input_state_cb(j, RETRO_DEVICE_JOYPAD, 0, map[i]) ? (1 << i) : 0;
input_state |= (joy_bits[j] & (1 << map[i])) ? (1 << i) : 0;
// disable soft reset
if (disable_softreset == true)
@ -1724,6 +1742,8 @@ void retro_deinit()
log_cb(RETRO_LOG_INFO, "[%s]: Estimated FPS: %.5f\n",
MEDNAFEN_CORE_NAME, (double)video_frames * 44100 / audio_frames);
}
libretro_supports_bitmasks = false;
}
unsigned retro_get_region(void)