ent_skateshop.c

   1 #ifndef ENT_SKATESHOP_C
   2 #define ENT_SKATESHOP_C
   3
   4 #include "world.h"
   5 #include "player.h"
   6 #include "gui.h"
   7
   8 #define MAX_LOCAL_BOARDS 64
   9 #define BILL_TIN_BOARDS  1
  10 #define MAX_DYNAMIC_BOARDS 9
  11
  12 struct{
  13    v3f look_target;
  14    ent_skateshop *ptr_ent;
  15
  16    int active;
  17    float factive;
  18
  19    enum skateshop_loc{
  20       k_skateshop_loc_page__viewing,
  21
  22       k_skateshop_loc_select_use,
  23       k_skateshop_loc_select_cancel,
  24       k_skateshop_loc_select_upload,
  25       k_skateshop_loc_page__selected,
  26
  27       k_skateshop_loc_page__upload,
  28    }
  29    interface_loc;
  30
  31    struct dynamic_board
  32    {
  33       enum dynamic_board_state{
  34          k_dynamic_board_state_none,
  35          k_dynamic_board_state_loaded,
  36          k_dynamic_board_state_loading,
  37       }
  38       state;
  39
  40       u32 ref_count;
  41
  42       struct player_board board;
  43
  44       u32 registry_id;
  45
  46       double last_use_time;
  47    }
  48    *dynamic_boards,
  49    *localplayer_slot;
  50
  51    struct shop_view_slot
  52    {
  53       struct dynamic_board *db;
  54       float view_blend;
  55    }
  56    shop_view_slots[6];
  57
  58    struct board_registry
  59    {
  60       int workshop;
  61       u64 uid;
  62
  63       struct dynamic_board *dynamic;
  64
  65       char filename[64];   /* if workshop, string version of uid. */
  66       u32 filename_hash;
  67
  68       int ghost;
  69    }
  70    *registry;
  71    u32 registry_count;
  72
  73    int loading;
  74    float interaction_cooldown;
  75
  76    u32 selected_registry_id;
  77 }
  78 static global_skateshop;
  79
  80 static inline int const_str_eq( u32 hash, const char *str, const char *cmp )
  81 {
  82    if( hash == vg_strdjb2(cmp) )
  83       if( !strcmp( str, cmp ) )
  84          return 1;
  85    return 0;
  86 }
  87
  88 static int skateshop_workshop_name_blacklisted( u32 hash, const char *name )
  89 {
  90    if( const_str_eq( hash, name, "skaterift_fish.mdl" ) ) return 1;
  91    return 0;
  92 }
  93
  94 VG_STATIC void skateshop_loader_start( void (*pfn)(void) )
  95 {
  96    if( global_skateshop.loading )
  97       vg_fatal_error( "skateshop thread sync failure\n" );
  98
  99    global_skateshop.loading = 1;
 100    vg_loader_start( pfn );
 101 }
 102
 103 VG_STATIC void skateshop_async_post( void *payload, u32 size )
 104 {
 105    global_skateshop.loading = 0;
 106 }
 107
 108 VG_STATIC
 109 struct dynamic_board *skateshop_lru_alloc( u32 id )
 110 {
 111    double min_time = 1e300;
 112    struct dynamic_board *min_board = NULL;
 113
 114    for( u32 i=0; i<MAX_DYNAMIC_BOARDS; i++ ){
 115       struct dynamic_board *db = &global_skateshop.dynamic_boards[i];
 116
 117       if( db->state == k_dynamic_board_state_loading )
 118          continue;
 119
 120       if( db->ref_count )
 121          continue;
 122
 123       if( db->last_use_time < min_time ){
 124          min_time = db->last_use_time;
 125          min_board = db;
 126       }
 127    }
 128
 129    if( min_board ){
 130       localplayer.board = NULL; /* temp */
 131
 132       if( min_board->state == k_dynamic_board_state_loaded ){
 133          struct board_registry *other =
 134             &global_skateshop.registry[min_board->registry_id];
 135
 136          vg_info( "Deallocating board: '%s'\n", min_board, other->filename );
 137
 138          player_board_unload( &min_board->board );
 139          other->dynamic = NULL;
 140       }
 141
 142       struct board_registry *reg = &global_skateshop.registry[id];
 143
 144       vg_info( "Allocating board '%s' @%p\n", reg->filename, min_board );
 145
 146       min_board->state = k_dynamic_board_state_loading;
 147       min_board->registry_id = id;
 148       min_board->last_use_time = vg.time;
 149       min_board->ref_count = 0;
 150    }
 151    else{
 152       vg_error( "No free boards to load registry!\n" );
 153    }
 154
 155    return min_board;
 156 }
 157
 158 VG_STATIC
 159 void skateshop_board_registry_path( struct board_registry *reg, char path[256] )
 160 {
 161    if( reg->workshop ){
 162       snprintf( path, 256, "models/boards/workshop/%s/something.mdl",
 163                 reg->filename );
 164    }
 165    else{
 166       snprintf( path, 256, "models/boards/%s", reg->filename );
 167    }
 168 }
 169
 170 VG_STATIC void skateshop_async_board_complete( void *payload, u32 size )
 171 {
 172    struct dynamic_board *db = payload;
 173
 174    if( db == global_skateshop.localplayer_slot ){
 175       localplayer.board = &db->board;
 176       db->ref_count ++;
 177    }
 178    else{
 179       for( u32 i=0; i<vg_list_size(global_skateshop.shop_view_slots); i++ ){
 180          if( global_skateshop.shop_view_slots[i].db == db ){
 181             db->ref_count ++;
 182          }
 183       }
 184    }
 185
 186    db->last_use_time = vg.time;
 187    db->state = k_dynamic_board_state_loaded;
 188
 189    struct board_registry *reg = &global_skateshop.registry[ db->registry_id ];
 190    reg->dynamic = db;
 191
 192    vg_success( "Async board loaded (%s)\n", reg->filename );
 193 }
 194
 195 VG_STATIC void skateshop_load_requested_boards(void)
 196 {
 197    char path[256];
 198    for( u32 i=0; i<MAX_DYNAMIC_BOARDS; i++ ){
 199       struct dynamic_board *db = &global_skateshop.dynamic_boards[i];
 200
 201       if( db->state == k_dynamic_board_state_loading ){
 202          struct board_registry *reg =
 203             &global_skateshop.registry[ db->registry_id ];
 204
 205          skateshop_board_registry_path( reg, path );
 206          player_board_load( &db->board, path );
 207          vg_async_call( skateshop_async_board_complete, db, 0 );
 208       }
 209    }
 210 }
 211
 212 VG_STATIC void skateshop_thread1_refresh(void)
 213 {
 214    skateshop_load_requested_boards();
 215    vg_async_call( skateshop_async_post, NULL, 0 );
 216 }
 217
 218 VG_STATIC int skateshop_use_board( int argc, const char *argv[] )
 219 {
 220    if( global_skateshop.loading ){
 221       vg_error( "Cannot use skateshop currently (loader thread missing)\n" );
 222       return 0;
 223    }
 224
 225    if( argc == 1 ){
 226       u32 hash = vg_strdjb2( argv[0] );
 227
 228       for( u32 i=0; i<global_skateshop.registry_count; i++ ){
 229          struct board_registry *reg = &global_skateshop.registry[i];
 230
 231          if( const_str_eq( hash, argv[0], reg->filename ) ){
 232
 233             if( reg->dynamic ){
 234                struct dynamic_board *db = reg->dynamic;
 235
 236                if( db->state == k_dynamic_board_state_loaded ){
 237                   localplayer.board = &db->board;
 238                   db->last_use_time = vg.time;
 239                }
 240                else{
 241                   vg_fatal_error( "Invalid state while loading board\n" );
 242                }
 243             }
 244             else{
 245                struct dynamic_board *db = skateshop_lru_alloc( i );
 246                db->state = k_dynamic_board_state_loading;
 247                skateshop_loader_start( skateshop_thread1_refresh );
 248             }
 249             return 1;
 250          }
 251       }
 252    }
 253    return 0;
 254 }
 255
 256 VG_STATIC void skateshop_use_board_suggest( int argc, const char *argv[] )
 257 {
 258    if( argc == 1 ){
 259       for( u32 i=0; i<global_skateshop.registry_count; i++ ){
 260          struct board_registry *reg = &global_skateshop.registry[i];
 261
 262          if( reg->ghost ) continue; /* we probably can't load these */
 263
 264          console_suggest_score_text( reg->filename, argv[0], 0 );
 265       }
 266    }
 267 }
 268
 269 VG_STATIC void skateshop_scan_for_items(void)
 270 {
 271    vg_linear_clear( vg_mem.scratch );
 272
 273    for( u32 i=0; i<global_skateshop.registry_count; i++ ){
 274       struct board_registry *reg = &global_skateshop.registry[i];
 275       reg->ghost = 1;
 276    }
 277
 278    tinydir_dir dir;
 279    tinydir_open( &dir, "models/boards" );
 280
 281    while( dir.has_next ){
 282       tinydir_file file;
 283       tinydir_readfile( &dir, &file );
 284
 285       if( file.is_reg ){
 286          u32 hash = vg_strdjb2( file.name );
 287
 288          for( u32 i=0; i<global_skateshop.registry_count; i++ ){
 289             struct board_registry *reg = &global_skateshop.registry[i];
 290
 291             if( const_str_eq( hash, file.name, reg->filename ) ){
 292                reg->ghost = 0;
 293                goto next_file;
 294             }
 295          }
 296
 297          if( global_skateshop.registry_count == MAX_LOCAL_BOARDS ){
 298             vg_error( "You have too many boards installed!\n" );
 299             break;
 300          }
 301
 302          vg_info( "new listing!: %s\n", file.name );
 303
 304          struct board_registry *reg = &global_skateshop.registry[
 305                                           global_skateshop.registry_count ++ ];
 306
 307          reg->dynamic = NULL;
 308          vg_strncpy( file.name, reg->filename, 64, k_strncpy_always_add_null );
 309          reg->filename_hash = hash;
 310          reg->uid = 0;
 311          reg->workshop = 0;
 312          reg->ghost = 0;
 313       }
 314
 315 next_file: tinydir_next( &dir );
 316    }
 317
 318    tinydir_close(&dir);
 319
 320    skateshop_load_requested_boards();
 321    vg_async_call( skateshop_async_post, NULL, 0 );
 322 }
 323
 324 VG_STATIC void global_skateshop_exit(void)
 325 {
 326    vg_info( "exit skateshop\n" );
 327    localplayer.immobile = 0;
 328    global_skateshop.active = 0;
 329 }
 330
 331 VG_STATIC void skateshop_request_viewpage( u32 page )
 332 {
 333    u32 slot_count = vg_list_size(global_skateshop.shop_view_slots);
 334    u32 start = page * slot_count;
 335
 336    for( u32 i=0; i<slot_count; i++ ){
 337       struct shop_view_slot *slot = &global_skateshop.shop_view_slots[i];
 338
 339       if( slot->db ){
 340          slot->db->ref_count --;
 341          slot->db = NULL;
 342       }
 343
 344       u32 reg_index = start+i;
 345       if( reg_index < global_skateshop.registry_count ){
 346          struct board_registry *reg = &global_skateshop.registry[ reg_index ];
 347
 348          if( reg->dynamic ){
 349             struct dynamic_board *db = reg->dynamic;
 350
 351             if( db->state == k_dynamic_board_state_loaded ){
 352                db->last_use_time = vg.time;
 353                db->ref_count ++;
 354                slot->db = db;
 355             }
 356             else{
 357                vg_fatal_error( "Invalid state while loading page\n" );
 358             }
 359          }
 360          else{
 361             struct dynamic_board *db = skateshop_lru_alloc( reg_index );
 362
 363             if( db ){
 364                db->ref_count ++;
 365                slot->db = db;
 366             }
 367          }
 368       }
 369    }
 370 }
 371
 372 VG_STATIC void ent_skateshop_call( world_instance *world, ent_call *call )
 373 {
 374    u32 index = mdl_entity_id_id( call->id );
 375    ent_skateshop *shop = mdl_arritm( &world->ent_skateshop, index );
 376    vg_info( "skateshop_call\n" );
 377
 378    if( global_skateshop.loading ){
 379       vg_error( "Cannot enter skateshop currently (loader thread missing)\n" );
 380       return;
 381    }
 382
 383    if( call->function == k_ent_function_trigger ){
 384       if( localplayer.subsystem != k_player_subsystem_walk ){
 385          return;
 386       }
 387
 388       vg_info( "Entering skateshop\n" );
 389
 390       localplayer.immobile = 1;
 391       global_skateshop.active = 1;
 392       global_skateshop.interface_loc = k_skateshop_loc_page__viewing;
 393
 394       v3_zero( localplayer.rb.v );
 395       v3_zero( localplayer.rb.w );
 396       localplayer._walk.move_speed = 0.0f;
 397
 398       global_skateshop.ptr_ent = shop;
 399
 400       skateshop_request_viewpage(0);
 401       skateshop_loader_start( skateshop_scan_for_items );
 402    }
 403 }
 404
 405 VG_STATIC void global_skateshop_preupdate(void)
 406 {
 407    float rate = vg_minf( 1.0f, vg.time_frame_delta * 2.0f );
 408    global_skateshop.factive = vg_lerpf( global_skateshop.factive,
 409                                         global_skateshop.active, rate );
 410
 411    if( !global_skateshop.active ) return;
 412
 413    world_instance *world = get_active_world();
 414
 415    ent_skateshop *shop = global_skateshop.ptr_ent;
 416    ent_camera *ref = mdl_arritm( &world->ent_camera,
 417                                  mdl_entity_id_id(shop->id_camera) );
 418    ent_marker *display = mdl_arritm( &world->ent_marker,
 419                                  mdl_entity_id_id(shop->id_display) );
 420
 421    v3f dir = {0.0f,-1.0f,0.0f};
 422    mdl_transform_vector( &ref->transform, dir, dir );
 423    player_vector_angles( localplayer.cam_override_angles, dir, 1.0f, 0.0f );
 424
 425    v3f lookat;
 426    v3_sub( display->transform.co, localplayer.rb.co, lookat );
 427
 428    q_axis_angle( localplayer.rb.q, (v3f){0.0f,1.0f,0.0f},
 429                  atan2f(lookat[0],lookat[2]) );
 430
 431    v3_copy( ref->transform.co, localplayer.cam_override_pos );
 432    localplayer.cam_override_fov = ref->fov;
 433
 434    localplayer.cam_override_strength = global_skateshop.factive;
 435
 436    if( global_skateshop.interaction_cooldown > 0.0f ){
 437       global_skateshop.interaction_cooldown -= vg.time_delta;
 438       return;
 439    }
 440
 441    if( global_skateshop.interface_loc <= k_skateshop_loc_page__viewing ){
 442
 443       gui_helper_action( axis_display_string( k_sraxis_mbrowse_h ), "browse" );
 444       gui_helper_action( button_display_string( k_srbind_maccept ), "pick" );
 445       gui_helper_action( button_display_string( k_srbind_mback ), "exit" );
 446
 447       int moved = 0;
 448
 449       if( button_down( k_srbind_mleft ) ){
 450          if( global_skateshop.selected_registry_id > 0 ){
 451             global_skateshop.selected_registry_id --;
 452             moved = 1;
 453          }
 454       }
 455
 456       if( button_down( k_srbind_mright ) ){
 457          if( global_skateshop.selected_registry_id <
 458                   global_skateshop.registry_count-1 )
 459          {
 460             global_skateshop.selected_registry_id ++;
 461             moved = 1;
 462          }
 463       }
 464
 465       if( moved ){
 466          vg_info( "Select registry: %u\n",
 467                   global_skateshop.selected_registry_id );
 468          global_skateshop.interaction_cooldown = 0.125f;
 469          return;
 470       }
 471
 472       if( button_down( k_srbind_mback ) ){
 473          global_skateshop_exit();
 474          return;
 475       }
 476    }
 477 }
 478
 479 VG_STATIC void skateshop_init(void)
 480 {
 481    global_skateshop.registry =
 482       vg_linear_alloc( vg_mem.rtmemory,
 483                        sizeof(struct board_registry)*MAX_LOCAL_BOARDS );
 484    global_skateshop.registry_count = 0;
 485    global_skateshop.dynamic_boards =
 486       vg_linear_alloc( vg_mem.rtmemory,
 487                        sizeof(struct dynamic_board)*MAX_DYNAMIC_BOARDS );
 488
 489    memset( global_skateshop.dynamic_boards, 0,
 490             sizeof(struct dynamic_board)*MAX_DYNAMIC_BOARDS );
 491
 492    for( u32 i=0; i<MAX_DYNAMIC_BOARDS; i++ ){
 493       struct dynamic_board *board = &global_skateshop.dynamic_boards[i];
 494       board->state = k_dynamic_board_state_none;
 495       board->registry_id = 0xffffffff;
 496       board->last_use_time = -99999.9;
 497       board->ref_count = 0;
 498    }
 499
 500    vg_console_reg_cmd( "use_board",
 501                        skateshop_use_board, skateshop_use_board_suggest );
 502
 503    skateshop_scan_for_items();
 504 }
 505
 506 VG_STATIC void skateshop_render(void)
 507 {
 508    if( !global_skateshop.active ) return;
 509
 510    ent_skateshop *shop = global_skateshop.ptr_ent;
 511    world_instance *world = get_active_world();
 512
 513    u32 slot_count = vg_list_size(global_skateshop.shop_view_slots);
 514
 515    for( u32 i=0; i<slot_count; i++ ){
 516       struct shop_view_slot *slot = &global_skateshop.shop_view_slots[i];
 517
 518       float selected = 0.0f;
 519
 520       if( !slot->db )
 521          goto set_fade_amt;
 522
 523       if( slot->db->state != k_dynamic_board_state_loaded )
 524          goto set_fade_amt;
 525
 526       mdl_transform xform;
 527       transform_identity( &xform );
 528
 529       xform.co[0] = -((float)i - ((float)slot_count)*0.5f)*0.45f;
 530
 531       ent_marker *rack = mdl_arritm( &world->ent_marker,
 532                                      mdl_entity_id_id(shop->id_rack)),
 533                  *display = mdl_arritm( &world->ent_marker,
 534                                      mdl_entity_id_id(shop->id_display));
 535
 536       mdl_transform_mul( &rack->transform, &xform, &xform );
 537
 538       if( slot->db->registry_id == global_skateshop.selected_registry_id ){
 539          selected = 1.0f;
 540       }
 541
 542       float t = slot->view_blend;
 543       v3_lerp( xform.co, display->transform.co, t, xform.co );
 544       q_nlerp( xform.q, display->transform.q, t, xform.q );
 545       v3_lerp( xform.s, display->transform.s, t, xform.s );
 546
 547       m4x3f mmdl;
 548       mdl_transform_m4x3( &xform, mmdl );
 549       render_board( &main_camera, world, &slot->db->board, mmdl,
 550                     k_board_shader_entity );
 551
 552 set_fade_amt:;
 553       float rate = 5.0f*vg.time_delta;
 554       slot->view_blend = vg_lerpf( slot->view_blend, selected, rate );
 555    }
 556
 557    ent_marker *info = mdl_arritm( &world->ent_marker,
 558                                   mdl_entity_id_id(shop->id_info));
 559    m4x3f mtext;
 560    mdl_transform_m4x3( &info->transform, mtext );
 561
 562    const char *text_title = "Fish - Title";
 563    const char *text_author = "by Shaniqua";
 564
 565    m4x3f mlocal, mmdl;
 566    m4x3_identity( mlocal );
 567
 568    float scale = 0.2f;
 569
 570    mlocal[0][0] = scale; mlocal[1][1] = scale;
 571    mlocal[2][2] = 0.03f;
 572    mlocal[3][0] = -font3d_string_width(&world_global.font,0,text_title);
 573    mlocal[3][0] *= scale*0.5f;
 574    mlocal[3][1] = 0.1f;
 575    m4x3_mul( mtext, mlocal, mmdl );
 576
 577    font3d_bind( &world_global.font, &main_camera );
 578
 579    shader_model_font_uColour( (v4f){1.0f,1.0f,1.0f,1.0f} );
 580    font3d_simple_draw( &world_global.font, 0, text_title, &main_camera, mmdl );
 581
 582    scale *= 0.4f;
 583    mlocal[0][0] = scale; mlocal[1][1] = scale;
 584    mlocal[3][0] = -font3d_string_width(&world_global.font,0,text_author);
 585    mlocal[3][0] *= scale*0.5f;
 586    mlocal[3][1] = 0.0f;
 587    m4x3_mul( mtext, mlocal, mmdl );
 588    font3d_simple_draw( &world_global.font, 0, text_author, &main_camera, mmdl );
 589 }
 590
 591 #endif /* ENT_SKATESHOP_C */