+ else if( tmp->inetmsg_id == k_inetmsg_playerusername ){
+ netmsg_playerusername *update = msg->m_pData;
+ if( !packet_minsize( msg, sizeof(*update) )) return;
+
+ if( update->index < vg_list_size(netplayers.list) ){
+ struct network_player *player = &netplayers.list[ update->index ];
+
+ network_msgstring( update->name, msg->m_cbSize, sizeof(*update),
+ player->username, sizeof(player->username) );
+
+ vg_info( "#%u changed username to: %s\n",
+ update->index, player->username );
+ }
+ else {
+ vg_error( "inetmsg_playerleave: player index out of range\n" );
+ }
+ }
+ else if( tmp->inetmsg_id == k_inetmsg_playerframe ){
+ u32 datasize = msg->m_cbSize - sizeof(netmsg_playerframe);
+
+ if( datasize > sizeof(union interp_animdata) ){
+ vg_error( "Player frame data exceeds animdata size\n" );
+ return;
+ }
+
+ netmsg_playerframe *frame = msg->m_pData;
+ if( frame->client >= vg_list_size(netplayers.list) ){
+ vg_error( "inetmsg_playerframe: player index out of range\n" );
+ return;
+ }
+
+ if( frame->subsystem >= k_player_subsystem_max ){
+ vg_error( "inetmsg_playerframe: subsystem out of range\n" );
+ return;
+ }
+
+ struct interp_buffer *ib = &netplayers.interp_data[ frame->client ];
+ struct interp_frame *dest = NULL;
+
+ f64 min_time = INFINITY;
+ for( u32 i=0; i<vg_list_size(ib->frames); i++ ){
+ struct interp_frame *ifr = &ib->frames[i];
+
+ if( !ifr->active ){
+ dest = ifr;
+ break;
+ }
+
+ if( ifr->timestamp < min_time ){
+ min_time = ifr->timestamp;
+ dest = ifr;
+ }
+ }
+
+ dest->active = 1;
+ dest->subsystem = frame->subsystem;
+ dest->instance_id = frame->instance_id;
+
+ bitpack_ctx ctx = {
+ .mode = k_bitpack_decompress,
+ .buffer = frame->animdata,
+ .buffer_len = datasize,
+ .bytes = 0,
+ };
+
+
+ /* sfx
+ * -------------------------------------------------------------*/
+
+ for( u32 i=0; i<frame->sound_effects; i ++ ){
+ struct net_sfx sfx;
+ net_sfx_exchange( &ctx, &sfx );
+
+ f64 t = (frame->timestamp - NETWORK_FRAMERATE) +
+ (sfx.subframe*NETWORK_FRAMERATE);
+
+ f32 remaining = t - ib->t;
+
+ if( remaining <= 0.0f )
+ net_sfx_play( &sfx );
+ else{
+ struct net_sfx *dst = NULL;
+
+ for( u32 j=0; j<NETWORK_SFX_QUEUE_LENGTH; j ++ ){
+ struct net_sfx *sj = &netplayers.sfx_queue[j];
+ if( sj->system == k_player_subsystem_invalid ){
+ dst = sj;
+ break;
+ }
+
+ if( sj->priority < sfx.priority )
+ dst = sj;
+ }
+
+ *dst = sfx;
+ dst->subframe = remaining;
+ }
+ }
+
+ /* animation
+ * -------------------------------------------------------------*/
+
+ dest->timestamp = frame->timestamp;
+ dest->boundary_hash = frame->boundary_hash;
+
+ struct network_player *player = &netplayers.list[ frame->client ];
+ struct player_subsystem_interface *sys =
+ player_subsystems[ frame->subsystem ];
+
+ if( sys->network_animator_exchange ){
+ memset( &dest->data, 0, sys->animator_size );
+ sys->network_animator_exchange( &ctx, &dest->data );
+ }
+ else {
+ bitpack_bytes( &ctx, sys->animator_size, sys->animator_data );
+ }
+
+ player->subsystem = frame->subsystem;
+ player->down_bytes += msg->m_cbSize;
+ }
+ else if( tmp->inetmsg_id == k_inetmsg_playeritem ){
+ netmsg_playeritem *item = msg->m_pData;
+ if( !packet_minsize( msg, sizeof(*item)+1 )) return;
+
+ if( item->client >= vg_list_size(netplayers.list) ){
+ vg_error( "inetmsg_playerframe: player index out of range\n" );
+ return;
+ }
+
+ if( item->type_index >= k_netmsg_playeritem_max ){
+ vg_warn( "Client #%d invalid equip type %u\n",
+ (i32)item->client, (u32)item->type_index );
+ return;
+ }
+
+ vg_info( "Client #%d equiped: [%s] %s\n",
+ item->client,
+ (const char *[]){[k_netmsg_playeritem_board]="board",
+ [k_netmsg_playeritem_player]="player",
+ [k_netmsg_playeritem_world0]="world0",
+ [k_netmsg_playeritem_world1]="world1"
+ }[item->type_index], item->uid );
+
+ struct network_player *player = &netplayers.list[ item->client ];
+ char *uid = player->items[ item->type_index ];
+
+ network_msgstring( item->uid, msg->m_cbSize, sizeof(*item),
+ uid, ADDON_UID_MAX );
+
+ if( item->type_index == k_netmsg_playeritem_board ){
+ addon_cache_unwatch( k_addon_type_board, player->board_view_slot );
+ player->board_view_slot =
+ addon_cache_create_viewer_from_uid( k_addon_type_board, uid );
+ }
+ else if( item->type_index == k_netmsg_playeritem_player ){
+ addon_cache_unwatch( k_addon_type_player,
+ player->playermodel_view_slot );
+ player->playermodel_view_slot =
+ addon_cache_create_viewer_from_uid( k_addon_type_player, uid );
+ }
+ else if( (item->type_index == k_netmsg_playeritem_world0) ||
+ (item->type_index == k_netmsg_playeritem_world1) ){
+ relink_remote_player_worlds( item->client );
+ }
+ }
+}
+
+/*
+ * Write localplayer pose to network
+ */
+static void remote_player_send_playerframe(void){
+ u8 sysid = localplayer.subsystem;
+ if( sysid >= k_player_subsystem_max ) return;
+
+ struct player_subsystem_interface *sys = player_subsystems[sysid];
+
+ if( sys->animator_size ){
+ u32 max_buf_size = sys->animator_size + sizeof(localplayer.sfx_buffer),
+ base_size = sizeof(struct netmsg_playerframe),
+ max_packet = base_size + max_buf_size;
+
+ netmsg_playerframe *frame = alloca( max_packet );
+ frame->inetmsg_id = k_inetmsg_playerframe;
+ frame->client = 0xff;
+ frame->subsystem = localplayer.subsystem;
+ frame->instance_id = world_static.active_instance;
+
+ bitpack_ctx ctx = {
+ .mode = k_bitpack_compress,
+ .buffer = frame->animdata,
+ .buffer_len = max_buf_size,
+ .bytes = 0
+ };
+
+ /* sfx
+ * ---------------------------------------------*/
+
+ frame->sound_effects = localplayer.sfx_buffer_count;
+ for( u32 i=0; i<localplayer.sfx_buffer_count; i ++ )
+ net_sfx_exchange( &ctx, &localplayer.sfx_buffer[i] );
+
+ /* animation
+ * -----------------------------------------------*/
+
+ frame->timestamp = vg.time_real;
+ frame->boundary_hash = localplayer.boundary_hash;
+ if( sys->network_animator_exchange )
+ sys->network_animator_exchange( &ctx, sys->animator_data );
+ else
+ bitpack_bytes( &ctx, sys->animator_size, sys->animator_data );
+
+ u32 wire_size = base_size + ctx.bytes;
+ netplayers.up_bytes += wire_size;
+
+ SteamAPI_ISteamNetworkingSockets_SendMessageToConnection(
+ hSteamNetworkingSockets, network_client.remote,
+ frame, wire_size,
+ k_nSteamNetworkingSend_Unreliable, NULL );
+ }
+}
+
+/*
+ * Updates network traffic stats
+ */
+static void remote_player_debug_update(void){
+ if( (vg.time_real - netplayers.last_data_measurement) > 1.0 ){
+ netplayers.last_data_measurement = vg.time_real;
+ u32 total_down = 0;
+
+ for( u32 i=0; i<vg_list_size(netplayers.list); i++ ){
+ struct network_player *player = &netplayers.list[i];
+ if( player->active ){
+ total_down += player->down_bytes;
+ player->down_kbs = ((f32)player->down_bytes)/1024.0f;
+ player->down_bytes = 0;
+ }
+ }
+
+ netplayers.down_kbs = ((f32)total_down)/1024.0f;
+ netplayers.up_kbs = ((f32)netplayers.up_bytes)/1024.0f;
+ netplayers.up_bytes = 0;
+ }
+}
+
+static void remote_player_nametag( m4x4f pv, v3f co, const char *name ){
+ return;
+ vg_ui.font = &vg_ui_font_big;
+ v4f wpos;
+ v3_copy( co, wpos );
+ wpos[1] += 2.0f;
+ wpos[3] = 1.0f;
+
+ m4x4_mulv( pv, wpos, wpos );
+
+ if( wpos[3] > 0.0f ){
+ v2_muls( wpos, (1.0f/wpos[3]) * 0.5f, wpos );
+ v2_add( wpos, (v2f){ 0.5f, 0.5f }, wpos );
+
+ ui_rect wr;
+ wr[0] = vg_clampf(wpos[0] * vg.window_x, -32000.0f,32000.0f)-150;
+ wr[1] = vg_clampf((1.0f-wpos[1]) * vg.window_y,
+ -32000.0f,32000.0f);
+ wr[2] = 300;
+ wr[3] = 32;
+ ui_fill( wr, (ui_colour(k_ui_bg)&0x00ffffff)|0x50000000 );
+ ui_text( wr, name, 1, k_ui_align_middle_center, 0 );
+ }
+ vg_ui.font = &vg_ui_font_small;