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libretro, improve multiplayer support

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This commit is contained in:
kub 2022-01-28 18:02:26 +00:00
parent 6fa5a7498b
commit c88b729bdf
1 changed files with 10 additions and 4 deletions
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14
platform/libretro/libretro.c
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@ -1455,6 +1455,8 @@ static const unsigned short retro_pico_map[] = {
}; };
#define RETRO_PICO_MAP_LEN (sizeof(retro_pico_map) / sizeof(retro_pico_map[0])) #define RETRO_PICO_MAP_LEN (sizeof(retro_pico_map) / sizeof(retro_pico_map[0]))
static int has_4_pads;
static void snd_write(int len) static void snd_write(int len)
{ {
audio_batch_cb(PicoIn.sndOut, len / 4); audio_batch_cb(PicoIn.sndOut, len / 4);
@ -1491,8 +1493,11 @@ static void update_variables(bool first_run)
var.value = NULL; var.value = NULL;
var.key = "picodrive_input1"; var.key = "picodrive_input1";
if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value) if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value) {
PicoSetInputDevice(0, input_name_to_val(var.value)); int input = input_name_to_val(var.value);
PicoSetInputDevice(0, input);
has_4_pads = input == PICO_INPUT_PAD_TEAM || input == PICO_INPUT_PAD_4WAY;
}
var.value = NULL; var.value = NULL;
var.key = "picodrive_input2"; var.key = "picodrive_input2";
@ -1736,7 +1741,7 @@ static void update_variables(bool first_run)
void retro_run(void) void retro_run(void)
{ {
bool updated = false; bool updated = false;
int pad, i; int pad, i, padcount;
static void *buff; static void *buff;
int16_t input; int16_t input;
@ -1748,7 +1753,8 @@ void retro_run(void)
input_poll_cb(); input_poll_cb();
PicoIn.pad[0] = PicoIn.pad[1] = PicoIn.pad[2] = PicoIn.pad[3] = 0; PicoIn.pad[0] = PicoIn.pad[1] = PicoIn.pad[2] = PicoIn.pad[3] = 0;
for (pad = 0; pad < 4; pad++) { padcount = has_4_pads && !(PicoIn.AHW & (PAHW_SMS|PAHW_PICO)) ? 4 : 2;
for (pad = 0; pad < padcount; pad++) {
if (libretro_supports_bitmasks) { if (libretro_supports_bitmasks) {
input = input_state_cb(pad, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_MASK); input = input_state_cb(pad, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_MASK);
for (i = 0; i < RETRO_PICO_MAP_LEN; i++) for (i = 0; i < RETRO_PICO_MAP_LEN; i++)