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complete basic implementation of an UDP receiver for retropad,

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it expects a char* which is then converted to an integer
representing the pressed buttons
This commit is contained in:
radius 2015-11-27 17:24:59 -05:00
parent fe9700ebda
commit 7f84c3aeec
2 changed files with 63 additions and 18 deletions
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75
remote.c
View File

@ -49,7 +49,20 @@ struct rarch_remote
bool state[RARCH_BIND_LIST_END];
};
uint16_t state[MAX_USERS];
typedef struct input_remote_state
{
/* This is a bitmask of (1 << key_bind_id). */
uint64_t buttons[MAX_USERS];
/* Left X, Left Y, Right X, Right Y */
int16_t analog[4][MAX_USERS];
} input_remote_state_t;
static input_remote_state_t remote_st_ptr;
static input_remote_state_t *input_remote_get_state_ptr(void)
{
return &remote_st_ptr;
}
#if defined(HAVE_NETWORK_GAMEPAD) && defined(HAVE_NETPLAY)
static bool remote_init_network(rarch_remote_t *handle, uint16_t port, unsigned user)
@ -149,26 +162,57 @@ void rarch_remote_free(rarch_remote_t *handle)
free(handle);
}
void rarch_remote_set(rarch_remote_t *handle, unsigned id)
{
if (id < RARCH_BIND_LIST_END)
handle->state[id] = true;
}
bool rarch_remote_get(rarch_remote_t *handle, unsigned id)
{
return id < RARCH_BIND_LIST_END && handle->state[id];
}
static void parse_packet(char *buffer, unsigned size, unsigned user)
{
input_remote_state_t *ol_state = input_remote_get_state_ptr();
/* todo implement parsing of input_state from the packet */
ol_state->buttons[user] = atoi(buffer);
}
void input_state_remote(int16_t *ret,
unsigned port, unsigned device, unsigned idx,
unsigned id)
{
input_remote_state_t *ol_state = input_remote_get_state_ptr();
if (!ol_state)
return;
switch (device)
{
case RETRO_DEVICE_JOYPAD:
if (input_remote_key_pressed(id, port))
*ret |= 1;
break;
case RETRO_DEVICE_ANALOG:
{
unsigned base = 0;
if (idx == RETRO_DEVICE_INDEX_ANALOG_RIGHT)
base = 2;
if (id == RETRO_DEVICE_ID_ANALOG_Y)
base += 1;
if (ol_state && ol_state->analog[base][port])
*ret = ol_state->analog[base][port];
}
break;
}
}
bool input_remote_key_pressed(int key, unsigned port)
{
input_remote_state_t *ol_state = input_remote_get_state_ptr();
if (!ol_state)
return false;
return (ol_state->buttons[port] & (UINT64_C(1) << key));
}
void rarch_remote_poll(rarch_remote_t *handle)
{
settings_t *settings = config_get_ptr();
input_remote_state_t *ol_state = input_remote_get_state_ptr();
for(int user=0; user < settings->input.max_users; user++)
{
@ -182,14 +226,13 @@ void rarch_remote_poll(rarch_remote_t *handle)
FD_ZERO(&fds);
FD_SET(handle->net_fd[user], &fds);
char buf[1024];
char buf[8];
ssize_t ret = recvfrom(handle->net_fd[user], buf,
sizeof(buf) - 1, 0, NULL, NULL);
if (ret > 0)
parse_packet(buf, sizeof(buf), user);
else
ol_state->buttons[user] = 0;
}
}
}

6
remote.h
View File

@ -36,9 +36,11 @@ void rarch_remote_free(rarch_remote_t *handle);
void rarch_remote_poll(rarch_remote_t *handle);
void rarch_remote_set(rarch_remote_t *handle, unsigned id);
bool input_remote_key_pressed(int key, unsigned port);
bool rarch_remote_get(rarch_remote_t *handle, unsigned id);
void input_state_remote(int16_t *ret,
unsigned port, unsigned device, unsigned idx,
unsigned id);
#ifdef __cplusplus
}