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https://github.com/libretro/RetroArch
synced 2025-01-30 03:32:46 +00:00
net retropad core: Update data processing to be more generic
This commit is contained in:
Sebastien Ronsse
parent
fcbfaec281
commit
a8ff6150f9
@ -38,6 +38,35 @@
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#include "remotepad.h"
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#define DESC_NUM_PORTS(desc) ((desc)->port_max - (desc)->port_min + 1)
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#define DESC_NUM_INDICES(desc) ((desc)->index_max - (desc)->index_min + 1)
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#define DESC_NUM_IDS(desc) ((desc)->id_max - (desc)->id_min + 1)
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#define DESC_OFFSET(desc, port, index, id) ( \
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port * ((desc)->index_max - (desc)->index_min + 1) * ((desc)->id_max - (desc)->id_min + 1) + \
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index * ((desc)->id_max - (desc)->id_min + 1) + \
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id \
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)
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struct descriptor {
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int device;
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int port_min;
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int port_max;
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int index_min;
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int index_max;
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int id_min;
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int id_max;
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uint16_t *value;
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};
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struct message {
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int port;
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int device;
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int index;
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int id;
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uint16_t state;
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};
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static int s;
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static int port;
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static char server[64];
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@ -55,8 +84,26 @@ static retro_input_state_t NETRETROPAD_CORE_PREFIX(input_state_cb);
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static uint16_t *frame_buf;
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static struct descriptor joypad = {
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.device = RETRO_DEVICE_JOYPAD,
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.port_min = 0,
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.port_max = 0,
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.index_min = 0,
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.index_max = 0,
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.id_min = RETRO_DEVICE_ID_JOYPAD_B,
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.id_max = RETRO_DEVICE_ID_JOYPAD_R3
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};
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static struct descriptor *descriptors[] = {
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&joypad
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};
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void NETRETROPAD_CORE_PREFIX(retro_init)(void)
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{
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struct descriptor *desc;
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int size;
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int i;
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frame_buf = (uint16_t*)calloc(320 * 240, sizeof(uint16_t));
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if (frame_buf)
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@ -81,15 +128,30 @@ void NETRETROPAD_CORE_PREFIX(retro_init)(void)
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}
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}
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/* Allocate descriptor values */
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for (i = 0; i < ARRAY_SIZE(descriptors); i++) {
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desc = descriptors[i];
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size = DESC_NUM_PORTS(desc) * DESC_NUM_INDICES(desc) * DESC_NUM_IDS(desc);
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descriptors[i]->value = calloc(size, sizeof(uint16_t));
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}
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NETRETROPAD_CORE_PREFIX(log_cb)(RETRO_LOG_INFO, "Initialising sockets...\n");
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network_init();
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}
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void NETRETROPAD_CORE_PREFIX(retro_deinit)(void)
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{
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int i;
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if (frame_buf)
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free(frame_buf);
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frame_buf = NULL;
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/* Free descriptor values */
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for (i = 0; i < ARRAY_SIZE(descriptors); i++) {
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free(descriptors[i]->value);
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descriptors[i]->value = NULL;
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}
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}
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unsigned NETRETROPAD_CORE_PREFIX(retro_api_version)(void)
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@ -127,46 +189,60 @@ void NETRETROPAD_CORE_PREFIX(retro_get_system_av_info)(
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info->geometry.aspect_ratio = 4.0 / 3.0;
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}
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static unsigned retropad_update_input(void)
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static void retropad_update_input(void)
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{
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unsigned value = 0;
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struct descriptor *desc;
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struct message msg;
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uint16_t state;
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uint16_t old;
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int offset;
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int port;
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int index;
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int id;
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int i;
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/* Poll input */
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NETRETROPAD_CORE_PREFIX(input_poll_cb)();
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if (NETRETROPAD_CORE_PREFIX(input_state_cb)(0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B))
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value += 1;
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if (NETRETROPAD_CORE_PREFIX(input_state_cb)(0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y))
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value += 2;
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if (NETRETROPAD_CORE_PREFIX(input_state_cb)(0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT))
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value += pow(2, 2);
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if (NETRETROPAD_CORE_PREFIX(input_state_cb)(0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START))
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value += pow(2, 3);
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if (NETRETROPAD_CORE_PREFIX(input_state_cb)(0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP))
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value += pow(2, 4);
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if (NETRETROPAD_CORE_PREFIX(input_state_cb)(0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN))
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value += pow(2, 5);
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if (NETRETROPAD_CORE_PREFIX(input_state_cb)(0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT))
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value += pow(2, 6);
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if (NETRETROPAD_CORE_PREFIX(input_state_cb)(0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT))
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value += pow(2, 7);
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if (NETRETROPAD_CORE_PREFIX(input_state_cb)(0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A))
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value += pow(2, 8);
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if (NETRETROPAD_CORE_PREFIX(input_state_cb)(0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X))
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value += pow(2, 9);
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if (NETRETROPAD_CORE_PREFIX(input_state_cb)(0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L))
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value += pow(2, 10);
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if (NETRETROPAD_CORE_PREFIX(input_state_cb)(0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R))
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value += pow(2, 11);
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if (NETRETROPAD_CORE_PREFIX(input_state_cb)(0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2))
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value += pow(2, 12);
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if (NETRETROPAD_CORE_PREFIX(input_state_cb)(0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2))
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value += pow(2, 13);
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if (NETRETROPAD_CORE_PREFIX(input_state_cb)(0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3))
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value += pow(2, 14);
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if (NETRETROPAD_CORE_PREFIX(input_state_cb)(0, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3))
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value += pow(2, 15);
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/* Parse descriptors */
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for (i = 0; i < ARRAY_SIZE(descriptors); i++) {
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/* Get current descriptor */
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desc = descriptors[i];
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return value;
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/* Go through range of ports/indices/IDs */
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for (port = desc->port_min; port <= desc->port_max; port++)
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for (index = desc->index_min; index <= desc->index_max; index++)
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for (id = desc->id_min; id <= desc->id_max; id++) {
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/* Compute offset into array */
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offset = DESC_OFFSET(desc, port, index, id);
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/* Get old state */
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old = desc->value[offset];
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/* Get new state */
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state = NETRETROPAD_CORE_PREFIX(input_state_cb)(
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port,
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desc->device,
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index,
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id);
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/* Continue if state is unchanged */
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if (state == old)
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continue;
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/* Update state */
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desc->value[offset] = state;
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/* Attempt to send updated state */
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msg.port = port;
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msg.device = desc->device;
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msg.index = index;
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msg.id = id;
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msg.state = state;
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if (sendto(s, &msg, sizeof(msg), 0, (struct sockaddr *)&si_other, sizeof(si_other)) == -1)
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NETRETROPAD_CORE_PREFIX(log_cb)(RETRO_LOG_INFO, "Error sending data!\n");
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}
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}
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}
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void NETRETROPAD_CORE_PREFIX(retro_set_environment)(retro_environment_t cb)
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@ -246,16 +322,18 @@ void NETRETROPAD_CORE_PREFIX(retro_run)(void)
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{
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unsigned rle, runs;
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uint16_t *pixel = NULL;
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char message[64] = {0};
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unsigned input_state = retropad_update_input();
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unsigned input_state = 0;
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int offset;
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int i;
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if (input_state > 0)
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{
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snprintf(message, sizeof(message), "%d", input_state);
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/* Update input states and send them if needed */
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retropad_update_input();
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/* send the message */
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if (sendto(s, message, strlen(message) , 0 , (struct sockaddr *) &si_other, sizeof(si_other))==-1)
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NETRETROPAD_CORE_PREFIX(log_cb)(RETRO_LOG_INFO, "Error sending data\n");
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/* Combine RetroPad input states into one value */
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for (i = joypad.id_min; i < joypad.id_max; i++) {
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offset = DESC_OFFSET(&joypad, 0, 0, i);
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if (joypad.value[offset])
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input_state |= 1 << i;
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}
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pixel = frame_buf + 49 * 320 + 32;
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