skaterift.c

   1 /*
   2  * =============================================================================
   3  *
   4  * Copyright  .        . .       -----, ,----- ,---.   .---.
   5  * 2021-2023  |\      /| |           /  |      |    | |    /|
   6  *            | \    / | +--        /   +----- +---'  |   / |
   7  *            |  \  /  | |         /    |      |   \  |  /  |
   8  *            |   \/   | |        /     |      |    \ | /   |
   9  *            '        ' '--' [] '----- '----- '     ' '---'  SOFTWARE
  10  *
  11  * =============================================================================
  12  */
  13
  14 #if 0
  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 #include "respawn.c"
  54
  55 static struct player_avatar localplayer_avatar;
  56
  57 int main( int argc, char *argv[] ){
  58    vg_mem.use_libc_malloc = 0;
  59    vg_set_mem_quota( 160*1024*1024 );
  60    vg_enter( argc, argv, "Voyager Game Engine" );
  61    return 0;
  62 }
  63
  64 VG_STATIC void vg_launch_opt(void){}
  65
  66 VG_STATIC void vg_preload(void){
  67    //skaterift_read_savedata();
  68
  69 vg_info(" Copyright  .        . .       -----, ,----- ,---.   .---.  \n" );
  70 vg_info(" 2021-2023  |\\      /| |           /  |      |    | |    /| \n" );
  71 vg_info("            | \\    / | +--        /   +----- +---'  |   / | \n" );
  72 vg_info("            |  \\  /  | |         /    |      |   \\  |  /  | \n" );
  73 vg_info("            |   \\/   | |        /     |      |    \\ | /   | \n" );
  74 vg_info("            '        ' '--' [] '----- '----- '     ' '---'  "
  75         "SOFTWARE\n" );
  76
  77    steam_init();
  78    vg_loader_step( NULL, steam_end );
  79    vg_loader_step( network_init, network_end );
  80 }
  81
  82 VG_STATIC void load_playermodels(void){
  83    /* FIXME: hack */
  84    shader_model_character_view_register();
  85    shader_model_board_view_register();
  86    shader_model_entity_register();
  87 }
  88
  89 VG_STATIC void async_skaterift_player_start( void *payload, u32 size ){
  90    localplayer.viewable_world = world_current_instance();
  91    localplayer_cmd_respawn( 1, (const char *[]){ "start" } );
  92 }
  93
  94 static void async_call_ready( void *payload, u32 size ){
  95    skaterift.op = k_async_op_none;
  96 }
  97
  98 static void skaterift_restore_state(void){
  99    savedata_file sav;
 100    strcpy( sav.path, str_skaterift_main_save );
 101    savedata_file_read( &sav );
 102
 103    vg_msg kvsav = {0};
 104    kvsav.buf = sav.buf;
 105    kvsav.len = sav.len;
 106    kvsav.max = sizeof(sav.buf);
 107
 108    u32 board_reg_id = 0,
 109        player_reg_id = 0;
 110
 111    vg_msg player = kvsav;
 112    if( vg_msg_seekframe( &player, "player", 0 ) ){
 113       addon_alias q;
 114
 115       /* board */
 116       skaterift_read_addon_alias( &player, "board", k_addon_type_board, &q );
 117       u32 reg_id = addon_match( &q );
 118       if( reg_id != 0xffffffff )
 119          board_reg_id = reg_id;
 120
 121
 122       /* playermodel */
 123       skaterift_read_addon_alias( &player, "playermodel",
 124                                   k_addon_type_player, &q );
 125       reg_id = addon_match( &q );
 126       if( reg_id != 0xffffffff )
 127          player_reg_id = reg_id;
 128    }
 129
 130    localplayer.board_view_slot =
 131       addon_cache_create_viewer( k_addon_type_board, board_reg_id );
 132    localplayer.playermodel_view_slot =
 133       addon_cache_create_viewer( k_addon_type_player, player_reg_id );
 134
 135    vg_msg world = kvsav;
 136    if( vg_msg_seekframe( &world, "world", 0 ) ){
 137       addon_alias q;
 138
 139       /* world */
 140       skaterift_read_addon_alias( &world, "alias", k_addon_type_world, &q );
 141       u32 reg_id = addon_match( &q );
 142       if( reg_id != 0xffffffff ){
 143          addon_reg *reg = get_addon_from_index( k_addon_type_world, reg_id );
 144
 145          world_static.load_state = k_world_loader_load;
 146          struct world_load_args args = {
 147             .purpose = k_world_purpose_client,
 148             .reg = reg
 149          };
 150          skaterift_world_load_thread( &args );
 151
 152          world_set_active_instance( vg_msg_seekkvu32( &world, "index", 0 ) );
 153          world_static.active_trigger_volume_count = 0;
 154          localplayer.viewable_world = world_current_instance();
 155       }
 156
 157       vg_msg_cmd position = vg_msg_seekkv( &world, "position", 0 );
 158       v3f pos;
 159       vg_msg_convert_num( &position, k_vg_msg_float|k_vg_msg_32b, 3, pos );
 160
 161       if( v3_length2(pos) > 1.0f )
 162          player__setpos( &localplayer, pos );
 163    }
 164 }
 165
 166 VG_STATIC void vg_load(void){
 167    vg_console_reg_cmd( "changeworld", skaterift_change_world_command, NULL );
 168
 169    vg_loader_step( render_init, NULL );
 170    vg_loader_step( menu_init, NULL );
 171    vg_loader_step( pointcloud_init, NULL );
 172    vg_loader_step( world_init, NULL );
 173    vg_loader_step( vehicle_init, NULL );
 174    vg_loader_step( font3d_init, NULL );
 175    vg_loader_step( gui_init, NULL );
 176
 177    vg_loader_step( player_init, NULL );
 178    vg_loader_step( player_ragdoll_init, NULL );
 179
 180    /* content stuff */
 181    vg_loader_step( addon_system_init, NULL );
 182    vg_loader_step( workshop_init, NULL );
 183    vg_loader_step( skateshop_init, NULL );
 184
 185    /* ----------------- */
 186    vg_loader_step( load_playermodels, NULL );
 187
 188    /* player setup */
 189    u32 bytes = 1024*1024*10;
 190    skaterift.replay.data = vg_linear_alloc( vg_mem.rtmemory, bytes );
 191    skaterift.replay.size = bytes;
 192    replay_clear( &skaterift.replay );
 193
 194    player__create( &localplayer );
 195    player_avatar_load( &localplayer_avatar, "models/ch_none.mdl" );
 196    player__use_avatar( &localplayer, &localplayer_avatar );
 197    player_model_load( &localplayer.fallback_model, "models/ch_none.mdl" );
 198    player__bind( &localplayer );
 199
 200    /* --------------------- */
 201
 202    vg_bake_shaders();
 203    vg_loader_step( audio_init, audio_free );
 204
 205    /* 'systems' are completely loaded now */
 206
 207    /* Completing addon registrations
 208     * -------------------------------------
 209     */
 210
 211    /* understate diy. */
 212    addon_reg *spawn = addon_mount_local_addon( "maps/mp_spawn",
 213                                                 k_addon_type_world,
 214                                                 ".mdl" );
 215    {
 216       vg_msg msg = {0};
 217       msg.buf = spawn->metadata;
 218       msg.max = sizeof(spawn->metadata);
 219       vg_msg_frame( &msg, "workshop" );
 220       vg_msg_wkvstr( &msg, "title", "Understate DIY" );
 221       vg_msg_end_frame( &msg );
 222       vg_msg_wkvstr( &msg, "location", "USA" );
 223       spawn->metadata_len = msg.cur;
 224    }
 225
 226    /* mtzero island */
 227    addon_reg *mtzero = addon_mount_local_addon( "maps/mp_mtzero",
 228                                                 k_addon_type_world,
 229                                                 ".mdl" );
 230    {
 231       vg_msg msg = {0};
 232       msg.buf = mtzero->metadata;
 233       msg.max = sizeof(mtzero->metadata);
 234       vg_msg_frame( &msg, "workshop" );
 235       vg_msg_wkvstr( &msg, "title", "Mt.Zero Island" );
 236       vg_msg_end_frame( &msg );
 237       vg_msg_wkvstr( &msg, "location", "Australia" );
 238       mtzero->metadata_len = msg.cur;
 239    }
 240
 241    /* load home/permanent world manually */
 242    world_static.load_state = k_world_loader_load;
 243    struct world_load_args args = {
 244       .purpose = k_world_purpose_hub,
 245       .reg = spawn
 246    };
 247    skaterift_world_load_thread( &args );
 248
 249    vg_async_call( async_skaterift_player_start, NULL, 0 );
 250    vg_async_stall();
 251
 252
 253    global_skateshop.selected_world_id=1;
 254    global_skateshop.pointcloud_world_id=1;
 255    skateshop_world_preview_loader_thread( mtzero ); /* HACK */
 256
 257    vg_console_load_autos();
 258    menu_link();
 259
 260    addon_mount_content_folder( k_addon_type_player,
 261                                "playermodels", ".mdl" );
 262    addon_mount_content_folder( k_addon_type_board, "boards", ".mdl" );
 263    addon_mount_content_folder( k_addon_type_world, "maps", ".mdl" );
 264    addon_mount_workshop_items();
 265    vg_async_call( async_addon_reg_update, NULL, 0 );
 266    vg_async_stall();
 267
 268    /* and now */
 269    skaterift_restore_state();
 270    vg_loader_step( NULL, skaterift_autosave_synchronous );
 271
 272    board_processview_thread(NULL);
 273    vg_async_call( async_call_ready, NULL, 0 );
 274 }
 275
 276 VG_STATIC void draw_origin_axis(void){
 277    vg_line( (v3f){ 0.0f, 0.0f, 0.0f }, (v3f){ 1.0f, 0.0f, 0.0f }, 0xffff0000 );
 278    vg_line( (v3f){ 0.0f, 0.0f, 0.0f }, (v3f){ 0.0f, 1.0f, 0.0f }, 0xff00ff00 );
 279    vg_line( (v3f){ 0.0f, 0.0f, 0.0f }, (v3f){ 0.0f, 0.0f, 1.0f }, 0xff0000ff );
 280 }
 281 static void skaterift_change_client_world_preupdate(void);
 282
 283 /*
 284  * UPDATE LOOP
 285  * ---------------------------------------------------------------------------*/
 286
 287 VG_STATIC void vg_pre_update(void){
 288    srinput.enabled = 1;
 289
 290    steam_update();
 291    skaterift_preupdate_inputs();
 292    if( skaterift.op == k_async_op_clientloading ) return;
 293    if( world_static.load_state == k_world_loader_preload )
 294       skaterift_change_client_world_preupdate();
 295
 296    draw_origin_axis();
 297    network_update();
 298
 299    /* time rate */
 300    f32 target = 1;
 301    if( skaterift.activity & (k_skaterift_replay|k_skaterift_menu|
 302                              k_skaterift_respawning) ) {
 303       target = 0;
 304    }
 305
 306    vg_slewf( &skaterift.time_rate, target, vg.time_frame_delta * (1.0f/0.3f) );
 307    vg.time_rate = vg_smoothstepf( skaterift.time_rate );
 308
 309    player__pre_update( &localplayer );
 310    world_entity_focus_preupdate();
 311    skaterift_replay_pre_update();
 312
 313    world_update( world_current_instance(), localplayer.rb.co );
 314    audio_ambient_sprites_update( world_current_instance(), localplayer.rb.co );
 315    respawn_chooser_pre_update();
 316 }
 317
 318 VG_STATIC void vg_fixed_update(void){
 319    if( skaterift.op == k_async_op_clientloading ) return;
 320
 321    world_routes_fixedupdate( world_current_instance() );
 322    player__update( &localplayer );
 323    vehicle_update_fixed();
 324 }
 325
 326 VG_STATIC void vg_post_update(void){
 327    if( skaterift.op == k_async_op_clientloading ) return;
 328
 329    player__post_update( &localplayer );
 330
 331    float dist;
 332    int sample_index;
 333    world_audio_sample_distances( localplayer.rb.co, &sample_index, &dist );
 334
 335    audio_lock();
 336    vg_dsp.echo_distances[sample_index] = dist;
 337
 338    v3f ears = { 1.0f,0.0f,0.0f };
 339    m3x3_mulv( skaterift.cam.transform, ears, ears );
 340    v3_copy( ears, vg_audio.external_listener_ears );
 341    v3_copy( skaterift.cam.transform[3], vg_audio.external_listener_pos );
 342
 343    if( localplayer.gate_waiting ){
 344       m4x3_mulv( localplayer.gate_waiting->transport,
 345                  vg_audio.external_listener_pos,
 346                  vg_audio.external_listener_pos );
 347    }
 348
 349    v3_copy( localplayer.rb.v, vg_audio.external_lister_velocity );
 350    audio_unlock();
 351
 352    vehicle_update_post();
 353
 354    if( vg.time - skaterift.last_autosave > 20.0 ){
 355       if( skaterift_autosave(1) ){
 356          skaterift.last_autosave = vg.time;
 357       }
 358    }
 359 }
 360
 361 /*
 362  * RENDERING
 363  * ---------------------------------------------------------------------------*/
 364
 365 VG_STATIC void vg_framebuffer_resize( int w, int h ){
 366    render_fb_resize();
 367 }
 368
 369 VG_STATIC void present_view_with_post_processing(void){
 370    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 371    glViewport( 0,0, vg.window_x, vg.window_y );
 372
 373    glEnable(GL_BLEND);
 374    glDisable(GL_DEPTH_TEST);
 375    glBlendFunc(GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA);
 376    glBlendEquation(GL_FUNC_ADD);
 377
 378    v2f inverse;
 379    render_fb_inverse_ratio( gpipeline.fb_main, inverse );
 380
 381    if( k_blur_effect ){
 382       shader_blitblur_use();
 383       shader_blitblur_uTexMain( 0 );
 384       shader_blitblur_uTexMotion( 1 );
 385       shader_blitblur_uBlurStrength( k_blur_strength /
 386                                      (vg.time_frame_delta*60.0) );
 387       shader_blitblur_uInverseRatio( inverse );
 388
 389       inverse[0] -= 0.0001f;
 390       inverse[1] -= 0.0001f;
 391       shader_blitblur_uClampUv( inverse );
 392
 393       static f64 effect_time = 133.0;
 394       effect_time += vg.time_frame_delta;
 395       shader_blitblur_uTime( effect_time );
 396
 397       f32 glitch_strength = 0.0f;
 398       if( skaterift.activity == k_skaterift_replay ){
 399          glitch_strength = 0.005f;
 400          if( skaterift.replay_control == k_replay_control_play )
 401             glitch_strength = 0.005f;
 402          else
 403             glitch_strength += 0.005f*skaterift.track_velocity;
 404       }
 405       shader_blitblur_uGlitchStrength( glitch_strength );
 406
 407       v2f override;
 408       if( skaterift.activity == k_skaterift_menu )
 409          v2_muls( (v2f){ 0.04f, 0.001f }, 1.0f-skaterift.time_rate, override );
 410       else
 411          v2_zero( override );
 412       shader_blitblur_uOverrideDir( override );
 413
 414       render_fb_bind_texture( gpipeline.fb_main, 0, 0 );
 415       render_fb_bind_texture( gpipeline.fb_main, 1, 1 );
 416    }
 417    else{
 418       shader_blit_use();
 419       shader_blit_uTexMain( 0 );
 420       shader_blit_uInverseRatio( inverse );
 421       render_fb_bind_texture( gpipeline.fb_main, 0, 0 );
 422    }
 423
 424    render_fsquad();
 425 }
 426
 427 VG_STATIC void render_player_transparent(void){
 428    static camera small_cam;      /* DOES NOT NEED TO BE STATIC BUT MINGW
 429                                     SAIS OTHERWISE */
 430
 431    m4x3_copy( skaterift.cam.transform, small_cam.transform );
 432
 433    small_cam.fov = skaterift.cam.fov;
 434    small_cam.nearz = 0.05f;
 435    small_cam.farz  = 60.0f;
 436
 437    camera_update_view( &small_cam );
 438    camera_update_projection( &small_cam );
 439    camera_finalize( &small_cam );
 440
 441    /* Draw player to window buffer and blend background ontop */
 442    player__render( &small_cam, &localplayer );
 443 }
 444
 445 VG_STATIC void render_scene(void){
 446    /* Draw world */
 447    glEnable( GL_DEPTH_TEST );
 448
 449    world_instance *view_world = localplayer.viewable_world;
 450
 451    if( view_world == NULL ){
 452       glClearColor( 0.25f, 0.25f, 0.0f, 1.0f );
 453       glClear( GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT|GL_STENCIL_BUFFER_BIT );
 454       return;
 455    }
 456
 457    for( u32 i=0; i<vg_list_size(world_static.instances); i++ ){
 458       if( world_static.instances[i].status == k_world_status_loaded ){
 459          world_prerender( &world_static.instances[i] );
 460       }
 461    }
 462
 463    if( skaterift.activity == k_skaterift_respawning ){
 464       glDrawBuffers( 1, (GLenum[]){ GL_COLOR_ATTACHMENT0 } );
 465       glClearColor( 0.624f, 0.659f, 0.769f, 0.0f );
 466       glClear( GL_COLOR_BUFFER_BIT );
 467       glDrawBuffers( 2, (GLenum[]){ GL_COLOR_ATTACHMENT0,
 468                                     GL_COLOR_ATTACHMENT1 } );
 469       view_world = &world_static.instances[respawn_chooser.world_id];
 470       render_world_override( view_world );
 471    }
 472    else{
 473       render_world( view_world, &skaterift.cam, 0 );
 474       render_water_texture( view_world, &skaterift.cam, 0 );
 475       render_fb_bind( gpipeline.fb_main, 1 );
 476       render_water_surface( view_world, &skaterift.cam );
 477    }
 478 }
 479
 480 VG_STATIC void render_scene_gate_subview(void){
 481    render_fb_bind( gpipeline.fb_main, 1 );
 482    world_instance *view_world = localplayer.viewable_world;
 483    if( !view_world ) return; /* ??? */
 484    if( skaterift.activity == k_skaterift_respawning ) return;
 485
 486    int depth = 1;
 487    if( localplayer.gate_waiting ) depth = 0;
 488    render_world_gates( view_world, &skaterift.cam, depth );
 489 }
 490
 491 VG_STATIC void skaterift_composite_maincamera(void){
 492    camera_lerp( &localplayer.cam, &world_static.focus_cam,
 493                 vg_smoothstepf(world_static.focus_strength), &skaterift.cam );
 494
 495    if( skaterift.activity == k_skaterift_replay ){
 496       skaterift_get_replay_camera( &skaterift.cam );
 497    }
 498
 499    skaterift.cam.nearz = 0.1f;
 500    skaterift.cam.farz  = 2100.0f;
 501
 502    if( skaterift.activity == k_skaterift_respawning ){
 503       camera_copy( &respawn_chooser.cam, &skaterift.cam );
 504       skaterift.cam.nearz = 4.0f;
 505       skaterift.cam.farz  = 3100.0f;
 506    }
 507
 508    camera_update_transform( &skaterift.cam );
 509
 510    if( skaterift.activity != k_skaterift_respawning ){
 511       if( localplayer.gate_waiting ){
 512          m3x3_mul( localplayer.basis_gate, skaterift.cam.transform,
 513                    skaterift.cam.transform );
 514       }
 515       else{
 516          m3x3_mul( localplayer.basis, skaterift.cam.transform,
 517                    skaterift.cam.transform );
 518       }
 519    }
 520
 521    camera_update_view( &skaterift.cam );
 522    camera_update_projection( &skaterift.cam );
 523    camera_finalize( &skaterift.cam );
 524 }
 525
 526 VG_STATIC void render_main_game(void){
 527    if( skaterift.activity == k_skaterift_replay ){
 528       player__animate_from_replay( &localplayer, &skaterift.replay );
 529    }
 530    else{
 531       player__animate( &localplayer );
 532       skaterift_record_frame( &skaterift.replay, 0 );
 533    }
 534    player__pre_render( &localplayer );
 535
 536    skaterift_composite_maincamera();
 537
 538    /* --------------------------------------------------------------------- */
 539
 540    world_instance *view_world = localplayer.viewable_world;
 541    if( view_world != NULL ){
 542       render_world_cubemaps( view_world );
 543
 544       ent_gate *gate = view_world->rendering_gate;
 545       if( gate ){
 546          if( gate->flags & k_ent_gate_nonlocal ){
 547             world_instance *dest = &world_static.instances[ gate->target ];
 548             render_world_cubemaps( dest );
 549          }
 550       }
 551    }
 552
 553    /* variable res target */
 554    render_fb_bind( gpipeline.fb_main, 1 );
 555    glClearColor( 0.0f, 0.0f, 0.0f, 1.0f );
 556    glClear( GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT|GL_STENCIL_BUFFER_BIT );
 557
 558    render_scene();
 559    glEnable( GL_DEPTH_TEST );
 560
 561    /* full res target */
 562    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 563    glViewport( 0,0, vg.window_x, vg.window_y );
 564
 565    render_player_transparent(); /* needs to read the depth buffer before we fuck
 566                                    it up with the oblique rendering inside the
 567                                    portals */
 568
 569    /* continue with variable rate */
 570    render_scene_gate_subview();
 571
 572    /* composite */
 573    present_view_with_post_processing();
 574
 575    /* --------------------------------------------------------------------- */
 576
 577    /* capture the current resume frame at the very last point */
 578    if( button_down( k_srbind_reset ) ){
 579       if( skaterift.activity == k_skaterift_default ){
 580          skaterift.activity = k_skaterift_replay;
 581          skaterift_record_frame( &skaterift.replay, 1 );
 582          if( skaterift.replay.head ){
 583             skaterift.replay.cursor = skaterift.replay.head->time;
 584             skaterift.replay.cursor_frame = skaterift.replay.head;
 585          }
 586          skaterift.replay_control = k_replay_control_scrub;
 587       }
 588    }
 589 }
 590
 591 VG_STATIC void vg_render(void){
 592    if( skaterift.op == k_async_op_clientloading ){
 593       _vg_loader_render();
 594       return;
 595    }
 596
 597    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 598
 599    glViewport( 0,0, vg.window_x, vg.window_y );
 600    glDisable( GL_DEPTH_TEST );
 601    glDisable( GL_BLEND );
 602
 603    glClearColor( 1.0f, 0.0f, 0.0f, 0.0f );
 604    glClear( GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT );
 605
 606    render_main_game();
 607    m4x4_copy( skaterift.cam.mtx.pv, vg.pv );
 608
 609    /* Other shite */
 610    glDisable(GL_BLEND);
 611    glDisable(GL_DEPTH_TEST);
 612    vg_lines_drawall();
 613    glViewport( 0,0, vg.window_x, vg.window_y );
 614    gui_draw();
 615 }
 616
 617 VG_STATIC void vg_gui(void){
 618    if( skaterift.op == k_async_op_clientloading ) return;
 619
 620    menu_update();
 621    if( skaterift.activity == k_skaterift_menu ){
 622       glClear( GL_DEPTH_BUFFER_BIT );
 623       menu_render();
 624    }
 625
 626    player__im_gui( &localplayer );
 627    world_instance *world = world_current_instance();
 628
 629    skaterift_replay_imgui();
 630    workshop_form_gui();
 631    render_view_framebuffer_ui();
 632 }
 633
 634
 635 #else
 636
 637 #include "skaterift_imgui_dev.c"
 638
 639 #endif