skaterift.c

   1 /*
   2  * =============================================================================
   3  *
   4  * Copyright  .        . .       -----, ,----- ,---.   .---.
   5  * 2021-2023  |\      /| |           /  |      |    | |    /|
   6  *            | \    / | +--        /   +----- +---'  |   / |
   7  *            |  \  /  | |         /    |      |   \  |  /  |
   8  *            |   \/   | |        /     |      |    \ | /   |
   9  *            '        ' '--' [] '----- '----- '     ' '---'  SOFTWARE
  10  *
  11  * =============================================================================
  12  */
  13
  14 #if 1
  15
  16 #define SR_NETWORKED
  17
  18 #ifndef VG_RELEASE
  19  #define VG_DEVWINDOW
  20 #endif
  21
  22 /*
  23  *     system headers
  24  * --------------------- */
  25
  26 #include "skaterift.h"
  27 #include "steam.h"
  28 #include "render.h"
  29 #include "audio.h"
  30
  31 #include "world.h"
  32
  33 #include "font.h"
  34 #include "player.h"
  35
  36 #include "network.h"
  37 #include "menu.h"
  38 #include "vehicle.h"
  39 #include "pointcloud.h"
  40 #include "save.h"
  41
  42 /*    unity build
  43  * ----------------- */
  44
  45 #include "world.c"
  46 #include "player.c"
  47 #include "vehicle.c"
  48 #include "entity.c"
  49 #include "workshop.c"
  50 #include "addon.c"
  51 #include "highscores.c"
  52 #include "save.c"
  53
  54 static struct player_avatar localplayer_avatar;
  55
  56 int main( int argc, char *argv[] ){
  57    vg_mem.use_libc_malloc = 0;
  58    vg_set_mem_quota( 160*1024*1024 );
  59    vg_enter( argc, argv, "Voyager Game Engine" );
  60    return 0;
  61 }
  62
  63 VG_STATIC void vg_launch_opt(void){}
  64
  65 VG_STATIC void vg_preload(void){
  66    //skaterift_read_savedata();
  67
  68 vg_info(" Copyright  .        . .       -----, ,----- ,---.   .---.  \n" );
  69 vg_info(" 2021-2023  |\\      /| |           /  |      |    | |    /| \n" );
  70 vg_info("            | \\    / | +--        /   +----- +---'  |   / | \n" );
  71 vg_info("            |  \\  /  | |         /    |      |   \\  |  /  | \n" );
  72 vg_info("            |   \\/   | |        /     |      |    \\ | /   | \n" );
  73 vg_info("            '        ' '--' [] '----- '----- '     ' '---'  "
  74         "SOFTWARE\n" );
  75
  76    steam_init();
  77    vg_loader_step( NULL, steam_end );
  78    vg_loader_step( network_init, network_end );
  79 }
  80
  81 VG_STATIC void load_playermodels(void){
  82    /* FIXME: hack */
  83    shader_model_character_view_register();
  84    shader_model_board_view_register();
  85    shader_model_entity_register();
  86 }
  87
  88 VG_STATIC void async_skaterift_player_start( void *payload, u32 size ){
  89    localplayer.viewable_world = world_current_instance();
  90    localplayer_cmd_respawn( 1, (const char *[]){ "start" } );
  91 }
  92
  93 static void async_call_ready( void *payload, u32 size ){
  94    skaterift.op = k_async_op_none;
  95 }
  96
  97 static void skaterift_restore_state(void){
  98    savedata_file sav;
  99    strcpy( sav.path, str_skaterift_main_save );
 100    savedata_file_read( &sav );
 101
 102    vg_msg kvsav = {0};
 103    kvsav.buf = sav.buf;
 104    kvsav.len = sav.len;
 105    kvsav.max = sizeof(sav.buf);
 106
 107    u32 board_reg_id = 0,
 108        player_reg_id = 0;
 109
 110    vg_msg player = kvsav;
 111    if( vg_msg_seekframe( &player, "player", 0 ) ){
 112       addon_alias q;
 113
 114       /* board */
 115       skaterift_read_addon_alias( &player, "board", k_addon_type_board, &q );
 116       u32 reg_id = addon_match( &q );
 117       if( reg_id != 0xffffffff )
 118          board_reg_id = reg_id;
 119
 120
 121       /* playermodel */
 122       skaterift_read_addon_alias( &player, "playermodel",
 123                                   k_addon_type_player, &q );
 124       reg_id = addon_match( &q );
 125       if( reg_id != 0xffffffff )
 126          player_reg_id = reg_id;
 127    }
 128
 129    localplayer.board_view_slot =
 130       addon_cache_create_viewer( k_addon_type_board, board_reg_id );
 131    localplayer.playermodel_view_slot =
 132       addon_cache_create_viewer( k_addon_type_player, player_reg_id );
 133
 134    vg_msg world = kvsav;
 135    if( vg_msg_seekframe( &world, "world", 0 ) ){
 136       addon_alias q;
 137
 138       /* world */
 139       skaterift_read_addon_alias( &world, "alias", k_addon_type_world, &q );
 140       u32 reg_id = addon_match( &q );
 141       if( reg_id != 0xffffffff ){
 142          addon_reg *reg = get_addon_from_index( k_addon_type_world, reg_id );
 143
 144          world_static.load_state = k_world_loader_load;
 145          struct world_load_args args = {
 146             .purpose = k_world_purpose_client,
 147             .reg = reg
 148          };
 149          skaterift_world_load_thread( &args );
 150
 151          world_set_active_instance( vg_msg_seekkvu32( &world, "index", 0 ) );
 152          world_static.active_trigger_volume_count = 0;
 153          localplayer.viewable_world = world_current_instance();
 154       }
 155
 156       vg_msg_cmd position = vg_msg_seekkv( &world, "position", 0 );
 157       v3f pos;
 158       vg_msg_convert_num( &position, k_vg_msg_float|k_vg_msg_32b, 3, pos );
 159
 160       if( v3_length2(pos) > 1.0f )
 161          player__setpos( &localplayer, pos );
 162    }
 163 }
 164
 165 VG_STATIC void vg_load(void){
 166    vg_console_reg_cmd( "changeworld", skaterift_change_world_command, NULL );
 167
 168    vg_loader_step( render_init, NULL );
 169    vg_loader_step( menu_init, NULL );
 170    vg_loader_step( pointcloud_init, NULL );
 171    vg_loader_step( world_init, NULL );
 172    vg_loader_step( vehicle_init, NULL );
 173    vg_loader_step( font3d_init, NULL );
 174    vg_loader_step( gui_init, NULL );
 175
 176    vg_loader_step( player_init, NULL );
 177    vg_loader_step( player_ragdoll_init, NULL );
 178
 179    /* content stuff */
 180    vg_loader_step( addon_system_init, NULL );
 181    vg_loader_step( workshop_init, NULL );
 182    vg_loader_step( skateshop_init, NULL );
 183
 184    /* ----------------- */
 185    vg_loader_step( load_playermodels, NULL );
 186
 187    /* player setup */
 188    u32 bytes = 1024*1024*10;
 189    skaterift.replay.data = vg_linear_alloc( vg_mem.rtmemory, bytes );
 190    skaterift.replay.size = bytes;
 191    replay_clear( &skaterift.replay );
 192
 193    player__create( &localplayer );
 194    player_avatar_load( &localplayer_avatar, "models/ch_none.mdl" );
 195    player__use_avatar( &localplayer, &localplayer_avatar );
 196    player_model_load( &localplayer.fallback_model, "models/ch_none.mdl" );
 197    player__bind( &localplayer );
 198
 199    /* --------------------- */
 200
 201    vg_bake_shaders();
 202    vg_loader_step( audio_init, audio_free );
 203
 204    /* 'systems' are completely loaded now */
 205
 206    /* Completing addon registrations
 207     * -------------------------------------
 208     */
 209
 210    /* understate diy. */
 211    addon_reg *spawn = addon_mount_local_addon( "maps/mp_spawn",
 212                                                 k_addon_type_world,
 213                                                 ".mdl" );
 214    {
 215       vg_msg msg = {0};
 216       msg.buf = spawn->metadata;
 217       msg.max = sizeof(spawn->metadata);
 218       vg_msg_frame( &msg, "workshop" );
 219       vg_msg_wkvstr( &msg, "title", "Understate DIY" );
 220       vg_msg_end_frame( &msg );
 221       vg_msg_wkvstr( &msg, "location", "USA" );
 222       spawn->metadata_len = msg.cur;
 223    }
 224
 225    /* mtzero island */
 226    addon_reg *mtzero = addon_mount_local_addon( "maps/mp_mtzero",
 227                                                 k_addon_type_world,
 228                                                 ".mdl" );
 229    {
 230       vg_msg msg = {0};
 231       msg.buf = mtzero->metadata;
 232       msg.max = sizeof(mtzero->metadata);
 233       vg_msg_frame( &msg, "workshop" );
 234       vg_msg_wkvstr( &msg, "title", "Mt.Zero Island" );
 235       vg_msg_end_frame( &msg );
 236       vg_msg_wkvstr( &msg, "location", "Australia" );
 237       mtzero->metadata_len = msg.cur;
 238    }
 239
 240    /* load home/permanent world manually */
 241    world_static.load_state = k_world_loader_load;
 242    struct world_load_args args = {
 243       .purpose = k_world_purpose_hub,
 244       .reg = spawn
 245    };
 246    skaterift_world_load_thread( &args );
 247
 248    vg_async_call( async_skaterift_player_start, NULL, 0 );
 249    vg_async_stall();
 250
 251
 252    global_skateshop.selected_world_id=1;
 253    global_skateshop.pointcloud_world_id=1;
 254    skateshop_world_preview_loader_thread( mtzero ); /* HACK */
 255
 256    vg_console_load_autos();
 257    menu_link();
 258
 259    addon_mount_content_folder( k_addon_type_player,
 260                                "playermodels", ".mdl" );
 261    addon_mount_content_folder( k_addon_type_board, "boards", ".mdl" );
 262    addon_mount_content_folder( k_addon_type_world, "maps", ".mdl" );
 263    addon_mount_workshop_items();
 264    vg_async_call( async_addon_reg_update, NULL, 0 );
 265    vg_async_stall();
 266
 267    /* and now */
 268    skaterift_restore_state();
 269    vg_loader_step( NULL, skaterift_autosave_synchronous );
 270
 271    board_processview_thread(NULL);
 272    vg_async_call( async_call_ready, NULL, 0 );
 273 }
 274
 275 VG_STATIC void draw_origin_axis(void){
 276    vg_line( (v3f){ 0.0f, 0.0f, 0.0f }, (v3f){ 1.0f, 0.0f, 0.0f }, 0xffff0000 );
 277    vg_line( (v3f){ 0.0f, 0.0f, 0.0f }, (v3f){ 0.0f, 1.0f, 0.0f }, 0xff00ff00 );
 278    vg_line( (v3f){ 0.0f, 0.0f, 0.0f }, (v3f){ 0.0f, 0.0f, 1.0f }, 0xff0000ff );
 279 }
 280 static void skaterift_change_client_world_preupdate(void);
 281
 282 /*
 283  * UPDATE LOOP
 284  * ---------------------------------------------------------------------------*/
 285
 286 VG_STATIC void vg_pre_update(void){
 287    srinput.enabled = 1;
 288
 289    steam_update();
 290    skaterift_preupdate_inputs();
 291    if( skaterift.op == k_async_op_clientloading ) return;
 292    if( world_static.load_state == k_world_loader_preload )
 293       skaterift_change_client_world_preupdate();
 294
 295    draw_origin_axis();
 296    network_update();
 297
 298    /* time rate */
 299    f32 target = 1;
 300    if( skaterift.activity & (k_skaterift_replay|k_skaterift_menu) )
 301       target = 0;
 302
 303    vg_slewf( &skaterift.time_rate, target, vg.time_frame_delta * (1.0f/0.3f) );
 304    vg.time_rate = vg_smoothstepf( skaterift.time_rate );
 305
 306    player__pre_update( &localplayer );
 307    world_entity_focus_preupdate();
 308    skaterift_replay_pre_update();
 309
 310    world_update( world_current_instance(), localplayer.rb.co );
 311    audio_ambient_sprites_update( world_current_instance(), localplayer.rb.co );
 312 }
 313
 314 VG_STATIC void vg_fixed_update(void){
 315    if( skaterift.op == k_async_op_clientloading ) return;
 316
 317    world_routes_fixedupdate( world_current_instance() );
 318    player__update( &localplayer );
 319    vehicle_update_fixed();
 320 }
 321
 322 VG_STATIC void vg_post_update(void){
 323    if( skaterift.op == k_async_op_clientloading ) return;
 324
 325    player__post_update( &localplayer );
 326
 327    float dist;
 328    int sample_index;
 329    world_audio_sample_distances( localplayer.rb.co, &sample_index, &dist );
 330
 331    audio_lock();
 332    vg_dsp.echo_distances[sample_index] = dist;
 333
 334    v3f ears = { 1.0f,0.0f,0.0f };
 335    m3x3_mulv( skaterift.cam.transform, ears, ears );
 336    v3_copy( ears, vg_audio.external_listener_ears );
 337    v3_copy( skaterift.cam.transform[3], vg_audio.external_listener_pos );
 338
 339    if( localplayer.gate_waiting ){
 340       m4x3_mulv( localplayer.gate_waiting->transport,
 341                  vg_audio.external_listener_pos,
 342                  vg_audio.external_listener_pos );
 343    }
 344
 345    v3_copy( localplayer.rb.v, vg_audio.external_lister_velocity );
 346    audio_unlock();
 347
 348    vehicle_update_post();
 349
 350    if( vg.time - skaterift.last_autosave > 20.0 ){
 351       if( skaterift_autosave(1) ){
 352          skaterift.last_autosave = vg.time;
 353       }
 354    }
 355 }
 356
 357 /*
 358  * RENDERING
 359  * ---------------------------------------------------------------------------*/
 360
 361 VG_STATIC void vg_framebuffer_resize( int w, int h ){
 362    render_fb_resize();
 363 }
 364
 365 VG_STATIC void present_view_with_post_processing(void){
 366    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 367    glViewport( 0,0, vg.window_x, vg.window_y );
 368
 369    glEnable(GL_BLEND);
 370    glDisable(GL_DEPTH_TEST);
 371    glBlendFunc(GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA);
 372    glBlendEquation(GL_FUNC_ADD);
 373
 374    v2f inverse;
 375    render_fb_inverse_ratio( gpipeline.fb_main, inverse );
 376
 377    if( k_blur_effect ){
 378       shader_blitblur_use();
 379       shader_blitblur_uTexMain( 0 );
 380       shader_blitblur_uTexMotion( 1 );
 381       shader_blitblur_uBlurStrength( k_blur_strength /
 382                                      (vg.time_frame_delta*60.0) );
 383       shader_blitblur_uInverseRatio( inverse );
 384
 385       inverse[0] -= 0.0001f;
 386       inverse[1] -= 0.0001f;
 387       shader_blitblur_uClampUv( inverse );
 388
 389       static f64 effect_time = 133.0;
 390       effect_time += vg.time_frame_delta;
 391       shader_blitblur_uTime( effect_time );
 392
 393       f32 glitch_strength = 0.0f;
 394       if( skaterift.activity == k_skaterift_replay ){
 395          glitch_strength = 0.005f;
 396          if( skaterift.replay_control == k_replay_control_play )
 397             glitch_strength = 0.005f;
 398          else
 399             glitch_strength += 0.005f*skaterift.track_velocity;
 400       }
 401       shader_blitblur_uGlitchStrength( glitch_strength );
 402
 403       v2f override;
 404       if( skaterift.activity == k_skaterift_menu )
 405          v2_muls( (v2f){ 0.04f, 0.001f }, 1.0f-skaterift.time_rate, override );
 406       else
 407          v2_zero( override );
 408       shader_blitblur_uOverrideDir( override );
 409
 410       render_fb_bind_texture( gpipeline.fb_main, 0, 0 );
 411       render_fb_bind_texture( gpipeline.fb_main, 1, 1 );
 412    }
 413    else{
 414       shader_blit_use();
 415       shader_blit_uTexMain( 0 );
 416       shader_blit_uInverseRatio( inverse );
 417       render_fb_bind_texture( gpipeline.fb_main, 0, 0 );
 418    }
 419
 420    render_fsquad();
 421 }
 422
 423 VG_STATIC void render_player_transparent(void){
 424    static camera small_cam;      /* DOES NOT NEED TO BE STATIC BUT MINGW
 425                                     SAIS OTHERWISE */
 426
 427    m4x3_copy( skaterift.cam.transform, small_cam.transform );
 428
 429    small_cam.fov = skaterift.cam.fov;
 430    small_cam.nearz = 0.05f;
 431    small_cam.farz  = 60.0f;
 432
 433    camera_update_view( &small_cam );
 434    camera_update_projection( &small_cam );
 435    camera_finalize( &small_cam );
 436
 437    /* Draw player to window buffer and blend background ontop */
 438    player__render( &small_cam, &localplayer );
 439 }
 440
 441 VG_STATIC void render_scene(void){
 442    /* Draw world */
 443    glEnable( GL_DEPTH_TEST );
 444
 445    world_instance *view_world = localplayer.viewable_world;
 446
 447    if( view_world == NULL ){
 448       glClearColor( 0.25f, 0.25f, 0.0f, 1.0f );
 449       glClear( GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT|GL_STENCIL_BUFFER_BIT );
 450       return;
 451    }
 452
 453    for( u32 i=0; i<vg_list_size(world_static.instances); i++ ){
 454       if( world_static.instances[i].status == k_world_status_loaded ){
 455          world_prerender( &world_static.instances[i] );
 456       }
 457    }
 458
 459    render_world( view_world, &skaterift.cam, 0 );
 460
 461    render_water_texture( view_world, &skaterift.cam, 0 );
 462    render_fb_bind( gpipeline.fb_main, 1 );
 463    render_water_surface( view_world, &skaterift.cam );
 464 }
 465
 466 VG_STATIC void render_scene_gate_subview(void){
 467    render_fb_bind( gpipeline.fb_main, 1 );
 468    world_instance *view_world = localplayer.viewable_world;
 469    if( !view_world ) return; /* ??? */
 470
 471    int depth = 1;
 472    if( localplayer.gate_waiting ) depth = 0;
 473    render_world_gates( view_world, &skaterift.cam, depth );
 474 }
 475
 476 VG_STATIC void skaterift_composite_maincamera(void){
 477    camera_lerp( &localplayer.cam, &world_static.focus_cam,
 478                 vg_smoothstepf(world_static.focus_strength), &skaterift.cam );
 479
 480    if( skaterift.activity == k_skaterift_replay ){
 481       skaterift_get_replay_camera( &skaterift.cam );
 482    }
 483
 484    skaterift.cam.nearz = 0.1f;
 485    skaterift.cam.farz  = 2100.0f;
 486
 487    camera_update_transform( &skaterift.cam );
 488
 489    if( localplayer.gate_waiting ){
 490       m3x3_mul( localplayer.basis_gate, skaterift.cam.transform,
 491                 skaterift.cam.transform );
 492    }
 493    else{
 494       m3x3_mul( localplayer.basis, skaterift.cam.transform,
 495                 skaterift.cam.transform );
 496    }
 497
 498    camera_update_view( &skaterift.cam );
 499    camera_update_projection( &skaterift.cam );
 500    camera_finalize( &skaterift.cam );
 501 }
 502
 503 VG_STATIC void render_main_game(void){
 504    if( skaterift.activity == k_skaterift_replay ){
 505       player__animate_from_replay( &localplayer, &skaterift.replay );
 506    }
 507    else{
 508       player__animate( &localplayer );
 509       skaterift_record_frame( &skaterift.replay, 0 );
 510    }
 511    player__pre_render( &localplayer );
 512
 513    skaterift_composite_maincamera();
 514
 515    /* --------------------------------------------------------------------- */
 516
 517    world_instance *view_world = localplayer.viewable_world;
 518    if( view_world != NULL ){
 519       render_world_cubemaps( view_world );
 520
 521       ent_gate *gate = view_world->rendering_gate;
 522       if( gate ){
 523          if( gate->flags & k_ent_gate_nonlocal ){
 524             world_instance *dest = &world_static.instances[ gate->target ];
 525             render_world_cubemaps( dest );
 526          }
 527       }
 528    }
 529
 530    /* variable res target */
 531    render_fb_bind( gpipeline.fb_main, 1 );
 532    glClearColor( 0.0f, 0.0f, 0.0f, 1.0f );
 533    glClear( GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT|GL_STENCIL_BUFFER_BIT );
 534
 535    render_scene();
 536    glEnable( GL_DEPTH_TEST );
 537
 538    /* full res target */
 539    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 540    glViewport( 0,0, vg.window_x, vg.window_y );
 541
 542    render_player_transparent(); /* needs to read the depth buffer before we fuck
 543                                    it up with the oblique rendering inside the
 544                                    portals */
 545
 546    /* continue with variable rate */
 547    render_scene_gate_subview();
 548
 549    /* composite */
 550    present_view_with_post_processing();
 551
 552    /* --------------------------------------------------------------------- */
 553
 554    /* capture the current resume frame at the very last point */
 555    if( button_down( k_srbind_reset ) ){
 556       if( skaterift.activity == k_skaterift_default ){
 557          skaterift.activity = k_skaterift_replay;
 558          skaterift_record_frame( &skaterift.replay, 1 );
 559          if( skaterift.replay.head ){
 560             skaterift.replay.cursor = skaterift.replay.head->time;
 561             skaterift.replay.cursor_frame = skaterift.replay.head;
 562          }
 563          skaterift.replay_control = k_replay_control_scrub;
 564       }
 565    }
 566 }
 567
 568 VG_STATIC void vg_render(void){
 569    if( skaterift.op == k_async_op_clientloading ){
 570       _vg_loader_render();
 571       return;
 572    }
 573
 574    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 575
 576    glViewport( 0,0, vg.window_x, vg.window_y );
 577    glDisable( GL_DEPTH_TEST );
 578    glDisable( GL_BLEND );
 579
 580    glClearColor( 1.0f, 0.0f, 0.0f, 0.0f );
 581    glClear( GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT );
 582
 583    render_main_game();
 584    m4x4_copy( skaterift.cam.mtx.pv, vg.pv );
 585
 586    /* Other shite */
 587    glDisable(GL_BLEND);
 588    glDisable(GL_DEPTH_TEST);
 589    vg_lines_drawall();
 590    glViewport( 0,0, vg.window_x, vg.window_y );
 591    gui_draw();
 592 }
 593
 594 VG_STATIC void vg_gui(void){
 595    if( skaterift.op == k_async_op_clientloading ) return;
 596
 597    menu_update();
 598    if( skaterift.activity == k_skaterift_menu ){
 599       glClear( GL_DEPTH_BUFFER_BIT );
 600       menu_render();
 601    }
 602
 603    player__im_gui( &localplayer );
 604    world_instance *world = world_current_instance();
 605
 606    skaterift_replay_imgui();
 607    workshop_form_gui();
 608    render_view_framebuffer_ui();
 609 }
 610
 611
 612 #else
 613
 614 #include "skaterift_imgui_dev.c"
 615
 616 #endif