ent_skateshop.c

   1 #ifndef ENT_SKATESHOP_C
   2 #define ENT_SKATESHOP_C
   3
   4 #include "world.h"
   5 #include "player.h"
   6
   7 #define MAX_LOCAL_BOARDS 64
   8 #define BILL_TIN_BOARDS  1
   9 #define MAX_DYNAMIC_BOARDS 9
  10
  11 struct{
  12    v3f look_target;
  13    ent_skateshop *ptr_ent;
  14
  15    int active;
  16    float factive;
  17
  18    enum skateshop_loc{
  19       k_skateshop_loc_page__viewing,
  20
  21       k_skateshop_loc_select_use,
  22       k_skateshop_loc_select_cancel,
  23       k_skateshop_loc_select_upload,
  24       k_skateshop_loc_page__selected,
  25
  26       k_skateshop_loc_page__upload,
  27    }
  28    interface_loc;
  29
  30    struct dynamic_board
  31    {
  32       enum dynamic_board_state{
  33          k_dynamic_board_state_none,
  34          k_dynamic_board_state_loaded,
  35          k_dynamic_board_state_loading,
  36       }
  37       state;
  38
  39       u32 ref_count;
  40
  41       struct player_board board;
  42
  43       u32 registry_id;
  44
  45       double last_use_time;
  46    }
  47    *dynamic_boards,
  48    *localplayer_slot;
  49
  50    struct shop_view_slot
  51    {
  52       struct dynamic_board *db;
  53       float view_blend;
  54    }
  55    shop_view_slots[6];
  56
  57    struct board_registry
  58    {
  59       int workshop;
  60       u64 uid;
  61
  62       struct dynamic_board *dynamic;
  63
  64       char filename[64];   /* if workshop, string version of uid. */
  65       u32 filename_hash;
  66
  67       int ghost;
  68    }
  69    *registry;
  70    u32 registry_count;
  71
  72    int loading;
  73    float interaction_cooldown;
  74
  75    u32 selected_registry_id;
  76 }
  77 static global_skateshop;
  78
  79 static inline int const_str_eq( u32 hash, const char *str, const char *cmp )
  80 {
  81    if( hash == vg_strdjb2(cmp) )
  82       if( !strcmp( str, cmp ) )
  83          return 1;
  84    return 0;
  85 }
  86
  87 static int skateshop_workshop_name_blacklisted( u32 hash, const char *name )
  88 {
  89    if( const_str_eq( hash, name, "skaterift_fish.mdl" ) ) return 1;
  90    return 0;
  91 }
  92
  93 VG_STATIC void skateshop_loader_start( void (*pfn)(void) )
  94 {
  95    if( global_skateshop.loading )
  96       vg_fatal_error( "skateshop thread sync failure\n" );
  97
  98    global_skateshop.loading = 1;
  99    vg_loader_start( pfn );
 100 }
 101
 102 VG_STATIC void skateshop_async_post( void *payload, u32 size )
 103 {
 104    global_skateshop.loading = 0;
 105 }
 106
 107 VG_STATIC
 108 struct dynamic_board *skateshop_lru_alloc( u32 id )
 109 {
 110    double min_time = 1e300;
 111    struct dynamic_board *min_board = NULL;
 112
 113    for( u32 i=0; i<MAX_DYNAMIC_BOARDS; i++ ){
 114       struct dynamic_board *db = &global_skateshop.dynamic_boards[i];
 115
 116       if( db->state == k_dynamic_board_state_loading )
 117          continue;
 118
 119       if( db->ref_count )
 120          continue;
 121
 122       if( db->last_use_time < min_time ){
 123          min_time = db->last_use_time;
 124          min_board = db;
 125       }
 126    }
 127
 128    if( min_board ){
 129       localplayer.board = NULL; /* temp */
 130
 131       if( min_board->state == k_dynamic_board_state_loaded ){
 132          struct board_registry *other =
 133             &global_skateshop.registry[min_board->registry_id];
 134
 135          vg_info( "Deallocating board: '%s'\n", min_board, other->filename );
 136
 137          player_board_unload( &min_board->board );
 138          other->dynamic = NULL;
 139       }
 140
 141       struct board_registry *reg = &global_skateshop.registry[id];
 142
 143       vg_info( "Allocating board '%s' @%p\n", reg->filename, min_board );
 144
 145       min_board->state = k_dynamic_board_state_loading;
 146       min_board->registry_id = id;
 147       min_board->last_use_time = vg.time;
 148       min_board->ref_count = 0;
 149    }
 150    else{
 151       vg_error( "No free boards to load registry!\n" );
 152    }
 153
 154    return min_board;
 155 }
 156
 157 VG_STATIC
 158 void skateshop_board_registry_path( struct board_registry *reg, char path[256] )
 159 {
 160    if( reg->workshop ){
 161       snprintf( path, 256, "models/boards/workshop/%s/something.mdl",
 162                 reg->filename );
 163    }
 164    else{
 165       snprintf( path, 256, "models/boards/%s", reg->filename );
 166    }
 167 }
 168
 169 VG_STATIC void skateshop_async_board_complete( void *payload, u32 size )
 170 {
 171    struct dynamic_board *db = payload;
 172
 173    if( db == global_skateshop.localplayer_slot ){
 174       localplayer.board = &db->board;
 175       db->ref_count ++;
 176    }
 177    else{
 178       for( u32 i=0; i<vg_list_size(global_skateshop.shop_view_slots); i++ ){
 179          if( global_skateshop.shop_view_slots[i].db == db ){
 180             db->ref_count ++;
 181          }
 182       }
 183    }
 184
 185    db->last_use_time = vg.time;
 186    db->state = k_dynamic_board_state_loaded;
 187
 188    struct board_registry *reg = &global_skateshop.registry[ db->registry_id ];
 189    reg->dynamic = db;
 190
 191    vg_success( "Async board loaded (%s)\n", reg->filename );
 192 }
 193
 194 VG_STATIC void skateshop_load_requested_boards(void)
 195 {
 196    char path[256];
 197    for( u32 i=0; i<MAX_DYNAMIC_BOARDS; i++ ){
 198       struct dynamic_board *db = &global_skateshop.dynamic_boards[i];
 199
 200       if( db->state == k_dynamic_board_state_loading ){
 201          struct board_registry *reg =
 202             &global_skateshop.registry[ db->registry_id ];
 203
 204          skateshop_board_registry_path( reg, path );
 205          player_board_load( &db->board, path );
 206          vg_async_call( skateshop_async_board_complete, db, 0 );
 207       }
 208    }
 209 }
 210
 211 VG_STATIC void skateshop_thread1_refresh(void)
 212 {
 213    skateshop_load_requested_boards();
 214    vg_async_call( skateshop_async_post, NULL, 0 );
 215 }
 216
 217 VG_STATIC int skateshop_use_board( int argc, const char *argv[] )
 218 {
 219    if( global_skateshop.loading ){
 220       vg_error( "Cannot use skateshop currently (loader thread missing)\n" );
 221       return 0;
 222    }
 223
 224    if( argc == 1 ){
 225       u32 hash = vg_strdjb2( argv[0] );
 226
 227       for( u32 i=0; i<global_skateshop.registry_count; i++ ){
 228          struct board_registry *reg = &global_skateshop.registry[i];
 229
 230          if( const_str_eq( hash, argv[0], reg->filename ) ){
 231
 232             if( reg->dynamic ){
 233                struct dynamic_board *db = reg->dynamic;
 234
 235                if( db->state == k_dynamic_board_state_loaded ){
 236                   localplayer.board = &db->board;
 237                   db->last_use_time = vg.time;
 238                }
 239                else{
 240                   vg_fatal_error( "Invalid state while loading board\n" );
 241                }
 242             }
 243             else{
 244                struct dynamic_board *db = skateshop_lru_alloc( i );
 245                db->state = k_dynamic_board_state_loading;
 246                skateshop_loader_start( skateshop_thread1_refresh );
 247             }
 248             return 1;
 249          }
 250       }
 251    }
 252    return 0;
 253 }
 254
 255 VG_STATIC void skateshop_use_board_suggest( int argc, const char *argv[] )
 256 {
 257    if( argc == 1 ){
 258       for( u32 i=0; i<global_skateshop.registry_count; i++ ){
 259          struct board_registry *reg = &global_skateshop.registry[i];
 260
 261          if( reg->ghost ) continue; /* we probably can't load these */
 262
 263          console_suggest_score_text( reg->filename, argv[0], 0 );
 264       }
 265    }
 266 }
 267
 268 VG_STATIC void skateshop_scan_for_items(void)
 269 {
 270    vg_linear_clear( vg_mem.scratch );
 271
 272    for( u32 i=0; i<global_skateshop.registry_count; i++ ){
 273       struct board_registry *reg = &global_skateshop.registry[i];
 274       reg->ghost = 1;
 275    }
 276
 277    tinydir_dir dir;
 278    tinydir_open( &dir, "models/boards" );
 279
 280    while( dir.has_next ){
 281       tinydir_file file;
 282       tinydir_readfile( &dir, &file );
 283
 284       if( file.is_reg ){
 285          u32 hash = vg_strdjb2( file.name );
 286
 287          for( u32 i=0; i<global_skateshop.registry_count; i++ ){
 288             struct board_registry *reg = &global_skateshop.registry[i];
 289
 290             if( const_str_eq( hash, file.name, reg->filename ) ){
 291                reg->ghost = 0;
 292                goto next_file;
 293             }
 294          }
 295
 296          if( global_skateshop.registry_count == MAX_LOCAL_BOARDS ){
 297             vg_error( "You have too many boards installed!\n" );
 298             break;
 299          }
 300
 301          vg_info( "new listing!: %s\n", file.name );
 302
 303          struct board_registry *reg = &global_skateshop.registry[
 304                                           global_skateshop.registry_count ++ ];
 305
 306          reg->dynamic = NULL;
 307          vg_strncpy( file.name, reg->filename, 64, k_strncpy_always_add_null );
 308          reg->filename_hash = hash;
 309          reg->uid = 0;
 310          reg->workshop = 0;
 311          reg->ghost = 0;
 312       }
 313
 314 next_file: tinydir_next( &dir );
 315    }
 316
 317    tinydir_close(&dir);
 318
 319    skateshop_load_requested_boards();
 320    vg_async_call( skateshop_async_post, NULL, 0 );
 321 }
 322
 323 VG_STATIC void global_skateshop_exit(void)
 324 {
 325    localplayer.immobile = 0;
 326    global_skateshop.active = 0;
 327 }
 328
 329 VG_STATIC void skateshop_request_viewpage( u32 page )
 330 {
 331    u32 slot_count = vg_list_size(global_skateshop.shop_view_slots);
 332    u32 start = page * slot_count;
 333
 334    for( u32 i=0; i<slot_count; i++ ){
 335       struct shop_view_slot *slot = &global_skateshop.shop_view_slots[i];
 336
 337       if( slot->db ){
 338          slot->db->ref_count --;
 339          slot->db = NULL;
 340       }
 341
 342       u32 reg_index = start+i;
 343       if( reg_index < global_skateshop.registry_count ){
 344          struct board_registry *reg = &global_skateshop.registry[ reg_index ];
 345
 346          if( reg->dynamic ){
 347             struct dynamic_board *db = reg->dynamic;
 348
 349             if( db->state == k_dynamic_board_state_loaded ){
 350                db->last_use_time = vg.time;
 351                db->ref_count ++;
 352                slot->db = db;
 353             }
 354             else{
 355                vg_fatal_error( "Invalid state while loading page\n" );
 356             }
 357          }
 358          else{
 359             struct dynamic_board *db = skateshop_lru_alloc( reg_index );
 360
 361             if( db ){
 362                db->ref_count ++;
 363                slot->db = db;
 364             }
 365          }
 366       }
 367    }
 368 }
 369
 370 VG_STATIC void ent_skateshop_call( world_instance *world, ent_call *call )
 371 {
 372    u32 index = mdl_entity_id_id( call->id );
 373    ent_skateshop *shop = mdl_arritm( &world->ent_skateshop, index );
 374    vg_info( "skateshop_call\n" );
 375
 376    if( global_skateshop.loading ){
 377       vg_error( "Cannot enter skateshop currently (loader thread missing)\n" );
 378       return;
 379    }
 380
 381    if( call->function == k_ent_function_trigger ){
 382       if( localplayer.subsystem != k_player_subsystem_walk ){
 383          return;
 384       }
 385
 386       vg_info( "Entering skateshop\n" );
 387
 388       localplayer.immobile = 1;
 389       global_skateshop.active = 1;
 390       global_skateshop.interface_loc = k_skateshop_loc_page__viewing;
 391
 392       v3_zero( localplayer.rb.v );
 393       v3_zero( localplayer.rb.w );
 394       localplayer._walk.move_speed = 0.0f;
 395
 396       global_skateshop.ptr_ent = shop;
 397
 398       skateshop_request_viewpage(0);
 399       skateshop_loader_start( skateshop_scan_for_items );
 400    }
 401 }
 402
 403 VG_STATIC void global_skateshop_preupdate(void)
 404 {
 405    float rate = vg_minf( 1.0f, vg.time_frame_delta * 2.0f );
 406    global_skateshop.factive = vg_lerpf( global_skateshop.factive,
 407                                         global_skateshop.active, rate );
 408
 409    if( !global_skateshop.active ) return;
 410
 411    world_instance *world = get_active_world();
 412
 413    ent_skateshop *shop = global_skateshop.ptr_ent;
 414    ent_camera *ref = mdl_arritm( &world->ent_camera,
 415                                  mdl_entity_id_id(shop->id_camera) );
 416    ent_marker *display = mdl_arritm( &world->ent_marker,
 417                                  mdl_entity_id_id(shop->id_display) );
 418
 419    v3f dir = {0.0f,-1.0f,0.0f};
 420    mdl_transform_vector( &ref->transform, dir, dir );
 421    player_vector_angles( localplayer.cam_override_angles, dir, 1.0f, 0.0f );
 422
 423    v3f lookat;
 424    v3_sub( display->transform.co, localplayer.rb.co, lookat );
 425
 426    q_axis_angle( localplayer.rb.q, (v3f){0.0f,1.0f,0.0f},
 427                  atan2f(lookat[0],lookat[2]) );
 428
 429    v3_copy( ref->transform.co, localplayer.cam_override_pos );
 430    localplayer.cam_override_fov = ref->fov;
 431
 432    localplayer.cam_override_strength = global_skateshop.factive;
 433
 434    if( global_skateshop.interaction_cooldown > 0.0f ){
 435       global_skateshop.interaction_cooldown -= vg.time_delta;
 436       return;
 437    }
 438
 439    float h = localplayer.input_js1h->axis.value;
 440
 441    if( global_skateshop.interface_loc <= k_skateshop_loc_page__viewing ){
 442       if( fabsf(h) > 0.25f ){
 443          if( h < 0.0f ){
 444             if( global_skateshop.selected_registry_id > 0 )
 445                global_skateshop.selected_registry_id --;
 446          }
 447          else{
 448             if( global_skateshop.selected_registry_id <
 449                      global_skateshop.registry_count-1 )
 450             {
 451                global_skateshop.selected_registry_id ++;
 452             }
 453          }
 454
 455          vg_info( "Select registry: %u\n",
 456                   global_skateshop.selected_registry_id );
 457          global_skateshop.interaction_cooldown = 0.125f;
 458          return;
 459       }
 460
 461       if( vg_input_button_down( &input_menu_back ) ){
 462          global_skateshop_exit();
 463          return;
 464       }
 465    }
 466 }
 467
 468 VG_STATIC void skateshop_init(void)
 469 {
 470    global_skateshop.registry =
 471       vg_linear_alloc( vg_mem.rtmemory,
 472                        sizeof(struct board_registry)*MAX_LOCAL_BOARDS );
 473    global_skateshop.registry_count = 0;
 474    global_skateshop.dynamic_boards =
 475       vg_linear_alloc( vg_mem.rtmemory,
 476                        sizeof(struct dynamic_board)*MAX_DYNAMIC_BOARDS );
 477
 478    memset( global_skateshop.dynamic_boards, 0,
 479             sizeof(struct dynamic_board)*MAX_DYNAMIC_BOARDS );
 480
 481    for( u32 i=0; i<MAX_DYNAMIC_BOARDS; i++ ){
 482       struct dynamic_board *board = &global_skateshop.dynamic_boards[i];
 483       board->state = k_dynamic_board_state_none;
 484       board->registry_id = 0xffffffff;
 485       board->last_use_time = -99999.9;
 486       board->ref_count = 0;
 487    }
 488
 489    vg_console_reg_cmd( "use_board",
 490                        skateshop_use_board, skateshop_use_board_suggest );
 491
 492    skateshop_scan_for_items();
 493 }
 494
 495 VG_STATIC void skateshop_render(void)
 496 {
 497    if( !global_skateshop.active ) return;
 498
 499    ent_skateshop *shop = global_skateshop.ptr_ent;
 500    world_instance *world = get_active_world();
 501
 502    u32 slot_count = vg_list_size(global_skateshop.shop_view_slots);
 503
 504    for( u32 i=0; i<slot_count; i++ ){
 505       struct shop_view_slot *slot = &global_skateshop.shop_view_slots[i];
 506
 507       float selected = 0.0f;
 508
 509       if( !slot->db )
 510          goto set_fade_amt;
 511
 512       if( slot->db->state != k_dynamic_board_state_loaded )
 513          goto set_fade_amt;
 514
 515       mdl_transform xform;
 516       transform_identity( &xform );
 517
 518       xform.co[0] = -((float)i - ((float)slot_count)*0.5f)*0.45f;
 519
 520       ent_marker *rack = mdl_arritm( &world->ent_marker,
 521                                      mdl_entity_id_id(shop->id_rack)),
 522                  *display = mdl_arritm( &world->ent_marker,
 523                                      mdl_entity_id_id(shop->id_display));
 524
 525       mdl_transform_mul( &rack->transform, &xform, &xform );
 526
 527       if( slot->db->registry_id == global_skateshop.selected_registry_id ){
 528          selected = 1.0f;
 529       }
 530
 531       float t = slot->view_blend;
 532       v3_lerp( xform.co, display->transform.co, t, xform.co );
 533       q_nlerp( xform.q, display->transform.q, t, xform.q );
 534       v3_lerp( xform.s, display->transform.s, t, xform.s );
 535
 536       m4x3f mmdl;
 537       mdl_transform_m4x3( &xform, mmdl );
 538       render_board( &main_camera, world, &slot->db->board, mmdl,
 539                     k_board_shader_entity );
 540
 541 set_fade_amt:;
 542       float rate = 5.0f*vg.time_delta;
 543       slot->view_blend = vg_lerpf( slot->view_blend, selected, rate );
 544    }
 545
 546    ent_marker *info = mdl_arritm( &world->ent_marker,
 547                                   mdl_entity_id_id(shop->id_info));
 548    m4x3f mtext;
 549    mdl_transform_m4x3( &info->transform, mtext );
 550
 551    const char *text_title = "Fish - Title";
 552    const char *text_author = "by Shaniqua";
 553
 554    m4x3f mlocal, mmdl;
 555    m4x3_identity( mlocal );
 556
 557    float scale = 0.2f;
 558
 559    mlocal[0][0] = scale; mlocal[1][1] = scale;
 560    mlocal[2][2] = 0.03f;
 561    mlocal[3][0] = -font3d_string_width(&world_global.font,0,text_title);
 562    mlocal[3][0] *= scale*0.5f;
 563    mlocal[3][1] = 0.1f;
 564    m4x3_mul( mtext, mlocal, mmdl );
 565
 566    font3d_bind( &world_global.font, &main_camera );
 567
 568    shader_model_font_uColour( (v4f){1.0f,1.0f,1.0f,1.0f} );
 569    font3d_simple_draw( &world_global.font, 0, text_title, &main_camera, mmdl );
 570
 571    scale *= 0.4f;
 572    mlocal[0][0] = scale; mlocal[1][1] = scale;
 573    mlocal[3][0] = -font3d_string_width(&world_global.font,0,text_author);
 574    mlocal[3][0] *= scale*0.5f;
 575    mlocal[3][1] = 0.0f;
 576    m4x3_mul( mtext, mlocal, mmdl );
 577    font3d_simple_draw( &world_global.font, 0, text_author, &main_camera, mmdl );
 578 }
 579
 580 #endif /* ENT_SKATESHOP_C */