ent_skateshop.c

   1 #ifndef ENT_SKATESHOP_C
   2 #define ENT_SKATESHOP_C
   3
   4 #define VG_GAME
   5 #include "vg/vg.h"
   6 #include "vg/vg_steam_ugc.h"
   7 #include "ent_skateshop.h"
   8 #include "world.h"
   9 #include "player.h"
  10 #include "gui.h"
  11 #include "menu.h"
  12
  13 /*
  14  * Checks string equality but does a hash check first
  15  */
  16 static inline int const_str_eq( u32 hash, const char *str, const char *cmp )
  17 {
  18    if( hash == vg_strdjb2(cmp) )
  19       if( !strcmp( str, cmp ) )
  20          return 1;
  21    return 0;
  22 }
  23
  24 /*
  25  * Get an existing cache instance, allocate a new one to be loaded, or NULL if
  26  * there is no space
  27  */
  28 VG_STATIC struct cache_board *skateshop_cache_fetch( u32 registry_index )
  29 {
  30    struct registry_board *reg = NULL;
  31
  32    if( registry_index < global_skateshop.registry_count ){
  33       reg = &global_skateshop.registry[ registry_index ];
  34
  35       if( reg->cache_ptr ){
  36          return reg->cache_ptr;
  37       }
  38    }
  39
  40    /* lru eviction. should be a linked list maybe... */
  41    double min_time = 1e300;
  42    struct cache_board *min_board = NULL;
  43
  44    SDL_AtomicLock( &global_skateshop.sl_cache_access );
  45    for( u32 i=0; i<SKATESHOP_BOARD_CACHE_MAX; i++ ){
  46       struct cache_board *cache_ptr = &global_skateshop.cache[i];
  47
  48       if( cache_ptr->state == k_cache_board_state_load_request ) continue;
  49       if( cache_ptr->ref_count ) continue;
  50
  51       if( cache_ptr->last_use_time < min_time ){
  52          min_time = cache_ptr->last_use_time;
  53          min_board = cache_ptr;
  54       }
  55    }
  56
  57    if( min_board ){
  58       if( min_board->state == k_cache_board_state_loaded ){
  59          struct registry_board *other =
  60             &global_skateshop.registry[ min_board->registry_id ];
  61
  62          vg_info( "Deallocating board: '%s'\n", min_board, other->filename );
  63
  64          player_board_unload( &min_board->board );
  65          other->cache_ptr = NULL;
  66       }
  67
  68       if( reg ){
  69          vg_info( "Allocating board (reg:%u) '%s'\n",
  70                   registry_index, reg->filename );
  71       }
  72       else{
  73          vg_info( "Pre-allocating board (reg:%u) 'null'\n", registry_index );
  74       }
  75
  76       min_board->registry_id = registry_index;
  77       min_board->last_use_time = vg.time;
  78       min_board->ref_count = 0;
  79       min_board->state = k_cache_board_state_load_request;
  80    }
  81    else{
  82       vg_error( "No free boards to load registry!\n" );
  83    }
  84
  85    SDL_AtomicUnlock( &global_skateshop.sl_cache_access );
  86    return min_board;
  87 }
  88
  89 VG_STATIC void skateshop_update_viewpage(void)
  90 {
  91    u32 page = global_skateshop.selected_registry_id/SKATESHOP_VIEW_SLOT_MAX;
  92
  93    for( u32 i=0; i<SKATESHOP_VIEW_SLOT_MAX; i++ ){
  94       struct shop_view_slot *slot = &global_skateshop.shop_view_slots[i];
  95       u32 request_id = page*SKATESHOP_VIEW_SLOT_MAX + i;
  96
  97       if( slot->cache_ptr ) unwatch_cache_board( slot->cache_ptr );
  98
  99       slot->cache_ptr = skateshop_cache_fetch( request_id );
 100       if( slot->cache_ptr ) watch_cache_board( slot->cache_ptr );
 101    }
 102 }
 103
 104 /* generic reciever */
 105 VG_STATIC void workshop_async_any_complete( void *data, u32 size )
 106 {
 107    workshop_end_op();
 108 }
 109
 110 /*
 111  * op/subroutine: k_workshop_op_item_load
 112  * -----------------------------------------------------------------------------
 113  */
 114
 115 /*
 116  * Reciever for board completion; only promotes the status in the main thread
 117  */
 118 VG_STATIC void skateshop_async_board_loaded( void *payload, u32 size )
 119 {
 120    SDL_AtomicLock( &global_skateshop.sl_cache_access );
 121    struct cache_board *cache_ptr = payload;
 122    cache_ptr->last_use_time = vg.time;
 123    cache_ptr->state = k_cache_board_state_loaded;
 124
 125    struct registry_board *reg =
 126       &global_skateshop.registry[ cache_ptr->registry_id ];
 127    reg->cache_ptr = cache_ptr;
 128    SDL_AtomicUnlock( &global_skateshop.sl_cache_access );
 129
 130    vg_success( "Async board loaded (%s)\n", reg->filename );
 131 }
 132
 133 /*
 134  * Thread(or subroutine of thread), for checking view slots that weve installed.
 135  * Load the model if a view slot wants it
 136  */
 137 VG_STATIC void workshop_visibile_load_loop_thread( void *_args )
 138 {
 139    char path[1024];
 140    for( u32 i=0; i<SKATESHOP_BOARD_CACHE_MAX; i++ ){
 141       struct cache_board *cache_ptr = &global_skateshop.cache[i];
 142
 143       SDL_AtomicLock( &global_skateshop.sl_cache_access );
 144       if( cache_ptr->state == k_cache_board_state_load_request ){
 145          if( cache_ptr->registry_id >= global_skateshop.registry_count ){
 146             /* should maybe have a different value for this case */
 147             cache_ptr->state = k_cache_board_state_none;
 148             SDL_AtomicUnlock( &global_skateshop.sl_cache_access );
 149             continue;
 150          }
 151
 152          /* continue with the request */
 153          SDL_AtomicUnlock( &global_skateshop.sl_cache_access );
 154
 155          struct registry_board *reg =
 156             &global_skateshop.registry[ cache_ptr->registry_id ];
 157
 158          if( reg->workshop_id ){
 159             vg_async_item *call =
 160                vg_async_alloc( sizeof(struct async_workshop_filepath_info) );
 161
 162             struct async_workshop_filepath_info *info = call->payload;
 163             info->buf = path;
 164             info->id = reg->workshop_id;
 165             info->len = vg_list_size(path) - strlen("/board.mdl")-1;
 166             vg_async_dispatch( call, async_workshop_get_filepath );
 167             vg_async_stall(); /* too bad! */
 168
 169             if( path[0] == '\0' ){
 170                SDL_AtomicLock( &global_skateshop.sl_cache_access );
 171                cache_ptr->state = k_cache_board_state_none;
 172                SDL_AtomicUnlock( &global_skateshop.sl_cache_access );
 173
 174                vg_error( "Failed SteamAPI_GetItemInstallInfo(" PRINTF_U64 ")\n",
 175                            reg->workshop_id );
 176                continue;
 177             }
 178             else{
 179                strcat( path, "/board.mdl" );
 180             }
 181          }
 182          else{
 183             snprintf( path, 256, "models/boards/%s", reg->filename );
 184          }
 185
 186          player_board_load( &cache_ptr->board, path );
 187          vg_async_call( skateshop_async_board_loaded, cache_ptr, 0 );
 188       }
 189       else
 190          SDL_AtomicUnlock( &global_skateshop.sl_cache_access );
 191    }
 192    vg_async_call( workshop_async_any_complete, NULL, 0 );
 193 }
 194
 195 /*
 196  * op: k_workshop_op_item_scan
 197  * -----------------------------------------------------------------------------
 198  */
 199
 200 /*
 201  * Reciever for scan completion. copies the registry_count back into t0
 202  */
 203 VG_STATIC void workshop_async_reg_update( void *data, u32 size )
 204 {
 205    vg_info( "Registry update notify\n" );
 206    global_skateshop.registry_count = global_skateshop.t1_registry_count;
 207 }
 208
 209 VG_STATIC void workshop_steam_scan(void)
 210 {
 211    /*
 212     * Steam workshop scan
 213     */
 214    vg_info( "Scanning steam workshop for boards\n" );
 215    PublishedFileId_t workshop_ids[ SKATESHOP_REGISTRY_MAX ];
 216    u32 workshop_count = SKATESHOP_REGISTRY_MAX;
 217
 218    vg_async_item *call = vg_async_alloc(
 219                            sizeof(struct async_workshop_installed_files_info));
 220    struct async_workshop_installed_files_info *info = call->payload;
 221    info->buffer = workshop_ids;
 222    info->len = &workshop_count;
 223    vg_async_dispatch( call, async_workshop_get_installed_files );
 224    vg_async_stall();
 225
 226    for( u32 j=0; j<workshop_count; j++ ){
 227       PublishedFileId_t id = workshop_ids[j];
 228
 229       for( u32 i=0; i<global_skateshop.t1_registry_count; i++ ){
 230          struct registry_board *reg = &global_skateshop.registry[i];
 231
 232          if( reg->workshop_id == id ){
 233             reg->state = k_registry_board_state_indexed;
 234             goto next_file_workshop;
 235          }
 236       }
 237
 238       if( global_skateshop.t1_registry_count == SKATESHOP_REGISTRY_MAX ){
 239          vg_error( "You have too many boards installed!\n" );
 240          break;
 241       }
 242
 243       vg_info( "new listing from the steam workshop!: "PRINTF_U64"\n", id );
 244
 245       struct registry_board *reg = &global_skateshop.registry[
 246                                        global_skateshop.t1_registry_count ++ ];
 247
 248       reg->cache_ptr = NULL;
 249       snprintf( reg->filename, 64, PRINTF_U64, id );
 250       reg->filename_hash = vg_strdjb2( reg->filename );
 251       reg->workshop_id = id;
 252       reg->state = k_registry_board_state_indexed;
 253
 254       workshop_file_info_clear( &reg->workshop );
 255       strcpy( reg->workshop.title, "Workshop file" );
 256
 257       /* load the metadata off the disk */
 258       vg_async_item *call =
 259          vg_async_alloc( sizeof(struct async_workshop_filepath_info) );
 260
 261       const char *meta_file = "/board.mdl.inf";
 262       char path[ 1024 ];
 263       struct async_workshop_filepath_info *info = call->payload;
 264       info->buf = path;
 265       info->id = reg->workshop_id;
 266       info->len = vg_list_size(path) - strlen(meta_file)-1;
 267       vg_async_dispatch( call, async_workshop_get_filepath );
 268       vg_async_stall(); /* too bad! */
 269
 270       strcat( path, meta_file );
 271       workshop_load_metadata( path, &reg->workshop );
 272
 273 next_file_workshop:;
 274    }
 275 }
 276
 277 /*
 278  * Async thread which scans local files for boards, as well as scheduling
 279  * synchronous calls to the workshop
 280  */
 281 VG_STATIC void workshop_scan_thread( void *_args )
 282 {
 283    vg_linear_clear( vg_mem.scratch );
 284
 285    for( u32 i=0; i<global_skateshop.t1_registry_count; i++ ){
 286       struct registry_board *reg = &global_skateshop.registry[i];
 287       reg->state = k_registry_board_state_indexed_absent;
 288    }
 289
 290    /*
 291     * Local disk scan
 292     */
 293    vg_info( "Scanning models/boards/*.mdl\n" );
 294    tinydir_dir dir;
 295    tinydir_open( &dir, "models/boards" );
 296
 297    while( dir.has_next ){
 298       tinydir_file file;
 299       tinydir_readfile( &dir, &file );
 300
 301       if( file.is_reg ){
 302          u32 hash = vg_strdjb2( file.name );
 303
 304          for( u32 i=0; i<global_skateshop.t1_registry_count; i++ ){
 305             struct registry_board *reg = &global_skateshop.registry[i];
 306
 307             if( const_str_eq( hash, file.name, reg->filename ) ){
 308                reg->state = k_registry_board_state_indexed;
 309                goto next_file;
 310             }
 311          }
 312
 313          if( global_skateshop.t1_registry_count == SKATESHOP_REGISTRY_MAX ){
 314             vg_error( "You have too many boards installed!\n" );
 315             break;
 316          }
 317
 318          vg_info( "new listing!: %s\n", file.name );
 319
 320          struct registry_board *reg =
 321             &global_skateshop.registry[global_skateshop.t1_registry_count ++];
 322
 323          reg->cache_ptr = NULL;
 324          vg_strncpy( file.name, reg->filename, 64, k_strncpy_always_add_null );
 325          vg_strncpy( file.name, reg->workshop.title,
 326                      64, k_strncpy_always_add_null );
 327          reg->filename_hash = hash;
 328          reg->workshop_id = 0;
 329          reg->state = k_registry_board_state_indexed;
 330          reg->workshop.author = 0;
 331          strcpy( reg->workshop.author_name, "custom" );
 332       }
 333
 334 next_file: tinydir_next( &dir );
 335    }
 336
 337    tinydir_close(&dir);
 338
 339    if( steam_ready ) workshop_steam_scan();
 340
 341    vg_async_call( workshop_async_reg_update, NULL, 0 );
 342    vg_async_stall();
 343    workshop_visibile_load_loop_thread(NULL);
 344 }
 345
 346 /*
 347  * Asynchronous scan of local disk for items and add them to the registry
 348  */
 349 VG_STATIC void workshop_op_item_scan(void)
 350 {
 351    workshop_begin_op( k_workshop_op_item_scan );
 352    vg_loader_start( workshop_scan_thread, NULL );
 353 }
 354
 355 /*
 356  * Regular stuff
 357  * -----------------------------------------------------------------------------
 358  */
 359
 360 /* we can only keep using a viewslot pointer for multiple frames if we watch it
 361  * using this function */
 362 VG_STATIC void watch_cache_board( struct cache_board *ptr )
 363 {
 364    if( ptr->ref_count >= 32 ){
 365       vg_fatal_error( "dynamic board watch missmatch (limit is 32)\n" );
 366    }
 367
 368    ptr->last_use_time = vg.time;
 369    ptr->ref_count ++;
 370 }
 371
 372 /* after this is called, the calling code only has access to the pointer for the
 373  * duration of the rest of the frame */
 374 VG_STATIC void unwatch_cache_board( struct cache_board *ptr )
 375 {
 376    if( ptr->ref_count == 0 ){
 377       vg_fatal_error( "dynamic board unwatch missmatch (no watchers)\n" );
 378    }
 379
 380    ptr->ref_count --;
 381 }
 382
 383 /*
 384  * Callback handler for persona state changes,
 385  * it sets the author names on the registries
 386  */
 387 VG_STATIC void callback_persona_statechange( CallbackMsg_t *msg )
 388 {
 389    PersonaStateChange_t *info = (PersonaStateChange_t *)msg->m_pubParam;
 390    ISteamFriends *hSteamFriends = SteamAPI_SteamFriends();
 391
 392    if( info->m_nChangeFlags & k_EPersonaChangeName ){
 393       for( u32 i=0; i<global_skateshop.registry_count; i++ ){
 394          struct registry_board *reg = &global_skateshop.registry[i];
 395          if( reg->workshop.author == info->m_ulSteamID ){
 396             const char *name = SteamAPI_ISteamFriends_GetFriendPersonaName(
 397                                     hSteamFriends, info->m_ulSteamID );
 398             str_utf8_collapse( name, reg->workshop.author_name, 32 );
 399          }
 400       }
 401    }
 402 }
 403
 404 /*
 405  * VG event init
 406  */
 407 VG_STATIC void skateshop_init(void)
 408 {
 409    u32 reg_size   = sizeof(struct registry_board)*SKATESHOP_REGISTRY_MAX,
 410        cache_size = sizeof(struct cache_board)*SKATESHOP_BOARD_CACHE_MAX;
 411
 412    global_skateshop.registry = vg_linear_alloc( vg_mem.rtmemory, reg_size );
 413    global_skateshop.registry_count = 0;
 414    global_skateshop.cache = vg_linear_alloc( vg_mem.rtmemory, cache_size );
 415
 416    memset( global_skateshop.cache, 0, cache_size );
 417
 418    for( u32 i=0; i<SKATESHOP_BOARD_CACHE_MAX; i++ ){
 419       struct cache_board *board = &global_skateshop.cache[i];
 420       board->state = k_cache_board_state_none;
 421       board->registry_id = 0xffffffff;
 422       board->last_use_time = -99999.9;
 423       board->ref_count = 0;
 424    }
 425
 426    if( steam_ready ){
 427       steam_register_callback( k_iPersonaStateChange,
 428                                callback_persona_statechange );
 429    }
 430 }
 431
 432 VG_STATIC struct cache_board *skateshop_selected_cache_if_loaded(void)
 433 {
 434    if( global_skateshop.registry_count > 0 ){
 435       u32 reg_id = global_skateshop.selected_registry_id;
 436       struct registry_board *reg = &global_skateshop.registry[ reg_id ];
 437
 438       SDL_AtomicLock( &global_skateshop.sl_cache_access );
 439       if( reg->cache_ptr &&
 440          (reg->cache_ptr->state == k_cache_board_state_loaded ) )
 441       {
 442          SDL_AtomicUnlock( &global_skateshop.sl_cache_access );
 443          return reg->cache_ptr;
 444       }
 445       SDL_AtomicUnlock( &global_skateshop.sl_cache_access );
 446    }
 447
 448    return NULL;
 449 }
 450
 451 /*
 452  * VG event preupdate
 453  */
 454 void temp_update_playermodel(void);
 455 VG_STATIC void global_skateshop_preupdate(void)
 456 {
 457    float rate = vg_minf( 1.0f, vg.time_frame_delta * 2.0f );
 458    global_skateshop.factive = vg_lerpf( global_skateshop.factive,
 459                                         global_skateshop.active, rate );
 460
 461    if( !global_skateshop.active ) return;
 462
 463    world_instance *world = get_active_world();
 464
 465    ent_skateshop *shop = global_skateshop.ptr_ent;
 466
 467    /* camera positioning */
 468    ent_camera *ref = mdl_arritm( &world->ent_camera,
 469                                  mdl_entity_id_id(shop->id_camera) );
 470
 471    v3f dir = {0.0f,-1.0f,0.0f};
 472    mdl_transform_vector( &ref->transform, dir, dir );
 473    m3x3_mulv( localplayer.invbasis, dir, dir );
 474    player_vector_angles( localplayer.cam_override_angles, dir, 1.0f, 0.0f );
 475
 476    v3f lookat;
 477    if( shop->type == k_skateshop_type_boardshop ){
 478       ent_marker *display = mdl_arritm( &world->ent_marker,
 479                                     mdl_entity_id_id(shop->boards.id_display) );
 480
 481       v3_sub( display->transform.co, localplayer.rb.co, lookat );
 482
 483    }
 484    else if( shop->type == k_skateshop_type_charshop ){
 485       v3_sub( ref->transform.co, localplayer.rb.co, lookat );
 486    }
 487    else{
 488       vg_fatal_error( "Unknown store (%u)\n", shop->type );
 489    }
 490
 491    q_axis_angle( localplayer.rb.q, (v3f){0.0f,1.0f,0.0f},
 492                  atan2f(lookat[0],lookat[2]) );
 493
 494    v3_copy( ref->transform.co, localplayer.cam_override_pos );
 495    localplayer.cam_override_fov = ref->fov;
 496    localplayer.cam_override_strength = global_skateshop.factive;
 497
 498    /* input */
 499    if( shop->type == k_skateshop_type_boardshop ){
 500       gui_helper_action( axis_display_string( k_sraxis_mbrowse_h ), "browse" );
 501       gui_helper_action( button_display_string( k_srbind_mback ), "exit" );
 502
 503       struct cache_board *selected_cache = skateshop_selected_cache_if_loaded();
 504
 505       if( selected_cache ){
 506          gui_helper_action( button_display_string( k_srbind_maccept ), "pick" );
 507       }
 508
 509       /*
 510        * Controls
 511        * ----------------------
 512        */
 513
 514       if( button_down( k_srbind_mleft ) ){
 515          if( global_skateshop.selected_registry_id > 0 ){
 516             global_skateshop.selected_registry_id --;
 517          }
 518       }
 519
 520       if( button_down( k_srbind_mright ) ){
 521          if( global_skateshop.selected_registry_id+1 <
 522                   global_skateshop.registry_count )
 523          {
 524             global_skateshop.selected_registry_id ++;
 525          }
 526       }
 527
 528       if( selected_cache && button_down( k_srbind_maccept ) ){
 529          vg_info( "chose board from skateshop (%u)\n",
 530                      global_skateshop.selected_registry_id );
 531
 532          if( localplayer.board_view_slot ){
 533             unwatch_cache_board( localplayer.board_view_slot );
 534          }
 535
 536          localplayer.board_view_slot = selected_cache;
 537          watch_cache_board( localplayer.board_view_slot );
 538
 539          global_skateshop_exit();
 540          return;
 541       }
 542    }
 543    else if( shop->type == k_skateshop_type_charshop ){
 544       gui_helper_action( axis_display_string( k_sraxis_mbrowse_h ), "browse" );
 545       gui_helper_action( button_display_string( k_srbind_mback ), "exit" );
 546       gui_helper_action( button_display_string( k_srbind_maccept ), "pick" );
 547
 548       if( button_down( k_srbind_mleft ) ){
 549          if( cl_playermdl_id > 0 ){
 550             cl_playermdl_id --;
 551          }
 552          else{
 553             cl_playermdl_id = 2; /* HACK */
 554          }
 555          temp_update_playermodel(); /* HACK */
 556       }
 557
 558       if( button_down( k_srbind_mright ) ){
 559          if( cl_playermdl_id+1 < 3 ){
 560             cl_playermdl_id ++;
 561          }
 562          else{
 563             cl_playermdl_id = 0;  /* HACK */
 564          }
 565          temp_update_playermodel(); /* HACK */
 566          /*lol*/
 567       }
 568
 569       if( button_down( k_srbind_maccept ) ){
 570          global_skateshop_exit();
 571       }
 572    }
 573    else{
 574       vg_fatal_error( "Unknown store (%u)\n", shop->type );
 575    }
 576
 577    if( button_down( k_srbind_mback ) ){
 578       global_skateshop_exit();
 579       return;
 580    }
 581 }
 582
 583 VG_STATIC void skateshop_render_boardshop(void)
 584 {
 585    world_instance *world = get_active_world();
 586    ent_skateshop *shop = global_skateshop.ptr_ent;
 587
 588    u32 slot_count = vg_list_size(global_skateshop.shop_view_slots);
 589
 590    ent_marker *mark_rack = mdl_arritm( &world->ent_marker,
 591                                   mdl_entity_id_id(shop->boards.id_rack)),
 592               *mark_display = mdl_arritm( &world->ent_marker,
 593                                   mdl_entity_id_id(shop->boards.id_display));
 594
 595    int visibility[ SKATESHOP_VIEW_SLOT_MAX ];
 596    SDL_AtomicLock( &global_skateshop.sl_cache_access );
 597    for( u32 i=0; i<SKATESHOP_VIEW_SLOT_MAX; i++ ){
 598       struct shop_view_slot *slot = &global_skateshop.shop_view_slots[i];
 599
 600       visibility[i] = 1;
 601
 602       if( slot->cache_ptr == NULL ) visibility[i] = 0;
 603       else if( slot->cache_ptr->state != k_cache_board_state_loaded )
 604          visibility[i] = 0;
 605    }
 606    SDL_AtomicUnlock( &global_skateshop.sl_cache_access );
 607
 608    /* Render loaded boards in the view slots */
 609    for( u32 i=0; i<slot_count; i++ ){
 610       struct shop_view_slot *slot = &global_skateshop.shop_view_slots[i];
 611       float selected = 0.0f;
 612
 613       if( !visibility[i] ) goto fade_out;
 614
 615       mdl_transform xform;
 616       transform_identity( &xform );
 617
 618       xform.co[0] = -((float)i - ((float)slot_count)*0.5f)*0.45f;
 619       mdl_transform_mul( &mark_rack->transform, &xform, &xform );
 620
 621       if( slot->cache_ptr->registry_id ==
 622           global_skateshop.selected_registry_id ){
 623          selected = 1.0f;
 624       }
 625
 626       float t = slot->view_blend;
 627       v3_lerp( xform.co, mark_display->transform.co, t, xform.co );
 628       q_nlerp( xform.q, mark_display->transform.q, t, xform.q );
 629       v3_lerp( xform.s, mark_display->transform.s, t, xform.s );
 630
 631       m4x3f mmdl;
 632       mdl_transform_m4x3( &xform, mmdl );
 633       render_board( &main_camera, world, &slot->cache_ptr->board, mmdl,
 634                     k_board_shader_entity );
 635
 636 fade_out:;
 637       float rate = 5.0f*vg.time_delta;
 638       slot->view_blend = vg_lerpf( slot->view_blend, selected, rate );
 639    }
 640
 641    ent_marker *mark_info = mdl_arritm( &world->ent_marker,
 642                                         mdl_entity_id_id(shop->boards.id_info));
 643    m4x3f mtext, mrack;
 644    mdl_transform_m4x3( &mark_info->transform, mtext );
 645    mdl_transform_m4x3( &mark_rack->transform, mrack );
 646
 647 #if 0
 648    const char *text_title = "Fish - Title";
 649    const char *text_author = "by Shaniqua";
 650 #endif
 651
 652    m4x3f mlocal, mmdl;
 653    m4x3_identity( mlocal );
 654
 655    float scale = 0.2f,
 656          thickness = 0.03f;
 657
 658    font3d_bind( &world_global.font, &main_camera );
 659    shader_model_font_uColour( (v4f){1.0f,1.0f,1.0f,1.0f} );
 660
 661    /* Selection counter
 662     * ------------------------------------------------------------------ */
 663    m3x3_zero( mlocal );
 664    v3_zero( mlocal[3] );
 665    mlocal[0][0] = -scale*2.0f;
 666    mlocal[1][2] = -scale*2.0f;
 667    mlocal[2][1] = -thickness;
 668    mlocal[3][2] = -0.7f;
 669    m4x3_mul( mrack, mlocal, mmdl );
 670
 671    if( global_skateshop.registry_count == 0 ){
 672       font3d_simple_draw( &world_global.font, 0,
 673                           "Nothing installed", &main_camera, mmdl );
 674    }
 675    else{
 676       char buf[16];
 677       int i=0;
 678       i+=highscore_intl( buf+i, global_skateshop.selected_registry_id+1, 3 );
 679       buf[i++] = '/';
 680       i+=highscore_intl( buf+i, global_skateshop.registry_count, 3 );
 681       buf[i++] = '\0';
 682
 683       font3d_simple_draw( &world_global.font, 0, buf, &main_camera, mmdl );
 684    }
 685
 686    struct cache_board *cache_ptr = skateshop_selected_cache_if_loaded();
 687    if( !cache_ptr ) return;
 688
 689    struct registry_board *reg =
 690       &global_skateshop.registry[cache_ptr->registry_id];
 691    struct workshop_file_info *info = &reg->workshop;
 692
 693    /* Skin title
 694     * ----------------------------------------------------------------- */
 695    m3x3_zero( mlocal );
 696    m3x3_setdiagonalv3( mlocal, (v3f){ scale, scale, thickness } );
 697    mlocal[3][0] = -font3d_string_width( &world_global.font, 0, info->title );
 698    mlocal[3][0] *= scale*0.5f;
 699    mlocal[3][1] = 0.1f;
 700    m4x3_mul( mtext, mlocal, mmdl );
 701    font3d_simple_draw( &world_global.font, 0, info->title, &main_camera, mmdl );
 702
 703    /* Author name
 704     * ----------------------------------------------------------------- */
 705    scale *= 0.4f;
 706    m3x3_setdiagonalv3( mlocal, (v3f){ scale, scale, thickness } );
 707    mlocal[3][0] = -font3d_string_width( &world_global.font, 0,
 708                                         info->author_name );
 709    mlocal[3][0] *= scale*0.5f;
 710    mlocal[3][1] = 0.0f;
 711    m4x3_mul( mtext, mlocal, mmdl );
 712    font3d_simple_draw( &world_global.font, 0,
 713                        info->author_name, &main_camera, mmdl );
 714 }
 715
 716 VG_STATIC void skateshop_render_charshop(void)
 717 {
 718 }
 719
 720 /*
 721  * World: render event
 722  */
 723 VG_STATIC void skateshop_render(void)
 724 {
 725    if( !global_skateshop.active ) return;
 726
 727    ent_skateshop *shop = global_skateshop.ptr_ent;
 728
 729    if( shop->type == k_skateshop_type_boardshop ){
 730       skateshop_render_boardshop();
 731    }
 732    else if( shop->type == k_skateshop_type_charshop ){
 733       skateshop_render_charshop();
 734    }
 735    else{
 736       vg_fatal_error( "Unknown store (%u)\n", shop->type );
 737    }
 738 }
 739
 740 /*
 741  * Entity logic: entrance event
 742  */
 743 VG_STATIC void ent_skateshop_call( world_instance *world, ent_call *call )
 744 {
 745    u32 index = mdl_entity_id_id( call->id );
 746    ent_skateshop *shop = mdl_arritm( &world->ent_skateshop, index );
 747    vg_info( "skateshop_call\n" );
 748
 749    if( menu.active ) return;
 750
 751    if( call->function == k_ent_function_trigger ){
 752       if( localplayer.subsystem != k_player_subsystem_walk ){
 753          return;
 754       }
 755
 756       vg_info( "Entering skateshop\n" );
 757
 758       localplayer.immobile = 1;
 759       menu.disable_open = 1;
 760       global_skateshop.active = 1;
 761
 762       v3_zero( localplayer.rb.v );
 763       v3_zero( localplayer.rb.w );
 764       localplayer._walk.move_speed = 0.0f;
 765       global_skateshop.ptr_ent = shop;
 766
 767       if( shop->type == k_skateshop_type_boardshop ){
 768          skateshop_update_viewpage();
 769          workshop_op_item_scan();
 770       }
 771    }
 772 }
 773
 774 /*
 775  * Entity logic: exit event
 776  */
 777 VG_STATIC void global_skateshop_exit(void)
 778 {
 779    vg_info( "exit skateshop\n" );
 780    localplayer.immobile = 0;
 781    global_skateshop.active = 0;
 782    menu.disable_open = 0;
 783    srinput.ignore_input_frames = 2;
 784 }
 785
 786 #endif /* ENT_SKATESHOP_C */