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PositionData.c
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PositionData.c
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#include <Server/Server.h>
#include <Util/Checks/PositionChecks.h>
#include <Util/Checks/VectorChecks.h>
void send_position_packet(server_t* server, player_t* player, float x, float y, float z)
{
if (server->protocol.num_players == 0) {
return;
}
ENetPacket* packet = enet_packet_create(NULL, 13, ENET_PACKET_FLAG_RELIABLE);
stream_t stream = {packet->data, packet->dataLength, 0};
stream_write_u8(&stream, PACKET_TYPE_POSITION_DATA);
stream_write_f(&stream, x);
stream_write_f(&stream, y);
stream_write_f(&stream, z);
if (enet_peer_send(player->peer, 0, packet) != 0) {
enet_packet_destroy(packet);
}
}
void receive_position_data(server_t* server, player_t* player, stream_t* data)
{
vector3f_t position = {stream_read_f(data), stream_read_f(data), stream_read_f(data)};
if(!valid_vec3f(position)) {
return;
}
if (distance_in_3d(player->movement.position, position) >= 3) {
send_position_packet(
server, player, player->movement.position.x, player->movement.position.y, player->movement.position.z);
return;
}
player->movement.prev_position = player->movement.position;
player->movement.position.x = position.x;
player->movement.position.y = position.y;
player->movement.position.z = position.z;
if (valid_player_pos(server, player, position.x, position.y, position.z)) {
player->movement.prev_legit_pos = player->movement.position;
}
}