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 #define SR_USE_LOCALHOST
  18
  19 #ifndef VG_RELEASE
  20  #define VG_DEVWINDOW
  21 #endif
  22
  23 /*
  24  *     system headers
  25  * --------------------- */
  26
  27 #include "skaterift.h"
  28 #include "steam.h"
  29 #include "render.h"
  30 #include "audio.h"
  31
  32 #include "world.h"
  33
  34 #include "font.h"
  35 #include "player.h"
  36
  37 #include "network.h"
  38 #include "menu.h"
  39 #include "vehicle.h"
  40 #include "pointcloud.h"
  41 #include "save.h"
  42 #include "player_remote.h"
  43
  44 /*    unity build
  45  * ----------------- */
  46
  47 #include "world.c"
  48 #include "player.c"
  49 #include "vehicle.c"
  50 #include "entity.c"
  51 #include "workshop.c"
  52 #include "addon.c"
  53 #include "highscores.c"
  54 #include "save.c"
  55 #include "respawn.c"
  56 #include "network.c"
  57 #include "player_remote.c"
  58
  59 static struct player_avatar localplayer_avatar;
  60
  61 int main( int argc, char *argv[] ){
  62    vg_mem.use_libc_malloc = 0;
  63    vg_set_mem_quota( 160*1024*1024 );
  64    vg_enter( argc, argv, "Voyager Game Engine" );
  65    return 0;
  66 }
  67
  68 static void vg_launch_opt(void){
  69    if( vg_long_opt( "noauth" ) ){
  70       network_client.auth_mode = eServerModeNoAuthentication;
  71    }
  72 }
  73
  74 static void vg_preload(void){
  75    //skaterift_read_savedata();
  76
  77 vg_info(" Copyright  .        . .       -----, ,----- ,---.   .---.  \n" );
  78 vg_info(" 2021-2023  |\\      /| |           /  |      |    | |    /| \n" );
  79 vg_info("            | \\    / | +--        /   +----- +---'  |   / | \n" );
  80 vg_info("            |  \\  /  | |         /    |      |   \\  |  /  | \n" );
  81 vg_info("            |   \\/   | |        /     |      |    \\ | /   | \n" );
  82 vg_info("            '        ' '--' [] '----- '----- '     ' '---'  "
  83         "SOFTWARE\n" );
  84
  85    steam_init();
  86    vg_loader_step( NULL, steam_end );
  87    vg_loader_step( network_init, network_end );
  88 }
  89
  90 static void load_playermodels(void){
  91    /* FIXME: hack */
  92    shader_model_character_view_register();
  93    shader_model_board_view_register();
  94    shader_model_entity_register();
  95 }
  96
  97 static void async_skaterift_player_start( void *payload, u32 size ){
  98    localplayer.viewable_world = world_current_instance();
  99    localplayer_cmd_respawn( 1, (const char *[]){ "start" } );
 100 }
 101
 102 static void async_call_ready( void *payload, u32 size ){
 103    skaterift.op = k_async_op_none;
 104 }
 105
 106 static void skaterift_restore_state(void){
 107    savedata_file sav;
 108    strcpy( sav.path, str_skaterift_main_save );
 109    savedata_file_read( &sav );
 110
 111    vg_msg kvsav = {0};
 112    kvsav.buf = sav.buf;
 113    kvsav.len = sav.len;
 114    kvsav.max = sizeof(sav.buf);
 115
 116    u32 board_reg_id = 0,
 117        player_reg_id = 0;
 118
 119    vg_msg player = kvsav;
 120    if( vg_msg_seekframe( &player, "player", 0 ) ){
 121       addon_alias q;
 122
 123       /* board */
 124       skaterift_read_addon_alias( &player, "board", k_addon_type_board, &q );
 125       u32 reg_id = addon_match( &q );
 126       if( reg_id != 0xffffffff )
 127          board_reg_id = reg_id;
 128
 129
 130       /* playermodel */
 131       skaterift_read_addon_alias( &player, "playermodel",
 132                                   k_addon_type_player, &q );
 133       reg_id = addon_match( &q );
 134       if( reg_id != 0xffffffff )
 135          player_reg_id = reg_id;
 136    }
 137
 138    localplayer.board_view_slot =
 139       addon_cache_create_viewer( k_addon_type_board, board_reg_id );
 140    localplayer.playermodel_view_slot =
 141       addon_cache_create_viewer( k_addon_type_player, player_reg_id );
 142
 143    vg_msg world = kvsav;
 144    if( vg_msg_seekframe( &world, "world", 0 ) ){
 145       addon_alias q;
 146
 147       /* world */
 148       skaterift_read_addon_alias( &world, "alias", k_addon_type_world, &q );
 149       u32 reg_id = addon_match( &q );
 150       if( reg_id != 0xffffffff ){
 151          addon_reg *reg = get_addon_from_index( k_addon_type_world, reg_id );
 152
 153          world_static.load_state = k_world_loader_load;
 154          struct world_load_args args = {
 155             .purpose = k_world_purpose_client,
 156             .reg = reg
 157          };
 158          skaterift_world_load_thread( &args );
 159
 160          world_set_active_instance( vg_msg_seekkvu32( &world, "index", 0 ) );
 161          world_static.active_trigger_volume_count = 0;
 162          localplayer.viewable_world = world_current_instance();
 163       }
 164
 165       vg_msg_cmd position = vg_msg_seekkv( &world, "position", 0 );
 166       v3f pos;
 167       vg_msg_convert_num( &position, k_vg_msg_float|k_vg_msg_32b, 3, pos );
 168
 169       if( v3_length2(pos) > 1.0f )
 170          player__setpos( pos );
 171    }
 172 }
 173
 174 static void vg_load(void){
 175    vg_console_reg_cmd( "changeworld", skaterift_change_world_command, NULL );
 176
 177    vg_loader_step( render_init, NULL );
 178    vg_loader_step( menu_init, NULL );
 179    vg_loader_step( pointcloud_init, NULL );
 180    vg_loader_step( world_init, NULL );
 181    vg_loader_step( vehicle_init, NULL );
 182    vg_loader_step( font3d_init, NULL );
 183    vg_loader_step( gui_init, NULL );
 184
 185    vg_loader_step( player_init, NULL );
 186    vg_loader_step( player_ragdoll_init, NULL );
 187
 188    /* content stuff */
 189    vg_loader_step( addon_system_init, NULL );
 190    vg_loader_step( workshop_init, NULL );
 191    vg_loader_step( skateshop_init, NULL );
 192
 193    /* ----------------- */
 194    vg_loader_step( load_playermodels, NULL );
 195
 196    /* player setup */
 197    u32 bytes = 1024*1024*10;
 198    skaterift.replay.data = vg_linear_alloc( vg_mem.rtmemory, bytes );
 199    skaterift.replay.size = bytes;
 200    replay_clear( &skaterift.replay );
 201
 202    player_avatar_load( &localplayer_avatar, "models/ch_none.mdl" );
 203    player__use_avatar( &localplayer_avatar );
 204    player_model_load( &localplayer.fallback_model, "models/ch_none.mdl" );
 205    player__bind();
 206
 207    /* --------------------- */
 208
 209    vg_bake_shaders();
 210    vg_loader_step( audio_init, audio_free );
 211
 212    /* 'systems' are completely loaded now */
 213
 214    /* Completing addon registrations
 215     * -------------------------------------
 216     */
 217
 218    /* understate diy. */
 219    addon_reg *spawn = addon_mount_local_addon( "maps/mp_spawn",
 220                                                 k_addon_type_world,
 221                                                 ".mdl" );
 222    {
 223       vg_msg msg = {0};
 224       msg.buf = spawn->metadata;
 225       msg.max = sizeof(spawn->metadata);
 226       vg_msg_frame( &msg, "workshop" );
 227       vg_msg_wkvstr( &msg, "title", "Understate DIY" );
 228       vg_msg_end_frame( &msg );
 229       vg_msg_wkvstr( &msg, "location", "USA" );
 230       spawn->metadata_len = msg.cur;
 231    }
 232
 233    /* mtzero island */
 234    addon_reg *mtzero = addon_mount_local_addon( "maps/mp_mtzero",
 235                                                 k_addon_type_world,
 236                                                 ".mdl" );
 237    {
 238       vg_msg msg = {0};
 239       msg.buf = mtzero->metadata;
 240       msg.max = sizeof(mtzero->metadata);
 241       vg_msg_frame( &msg, "workshop" );
 242       vg_msg_wkvstr( &msg, "title", "Mt.Zero Island" );
 243       vg_msg_end_frame( &msg );
 244       vg_msg_wkvstr( &msg, "location", "Australia" );
 245       mtzero->metadata_len = msg.cur;
 246    }
 247
 248    /* load home/permanent world manually */
 249    world_static.load_state = k_world_loader_load;
 250    struct world_load_args args = {
 251       .purpose = k_world_purpose_hub,
 252       .reg = spawn
 253    };
 254    skaterift_world_load_thread( &args );
 255
 256    vg_async_call( async_skaterift_player_start, NULL, 0 );
 257    vg_async_stall();
 258
 259
 260    global_skateshop.selected_world_id=1;
 261    global_skateshop.pointcloud_world_id=1;
 262    skateshop_world_preview_loader_thread( mtzero ); /* HACK */
 263
 264    vg_console_load_autos();
 265    menu_link();
 266
 267    addon_mount_content_folder( k_addon_type_player,
 268                                "playermodels", ".mdl" );
 269    addon_mount_content_folder( k_addon_type_board, "boards", ".mdl" );
 270    addon_mount_content_folder( k_addon_type_world, "maps", ".mdl" );
 271    addon_mount_workshop_items();
 272    vg_async_call( async_addon_reg_update, NULL, 0 );
 273    vg_async_stall();
 274
 275    /* and now */
 276    skaterift_restore_state();
 277    vg_loader_step( NULL, skaterift_autosave_synchronous );
 278
 279    board_processview_thread(NULL);
 280    vg_async_call( async_call_ready, NULL, 0 );
 281 }
 282
 283 static void draw_origin_axis(void){
 284    vg_line( (v3f){ 0.0f, 0.0f, 0.0f }, (v3f){ 1.0f, 0.0f, 0.0f }, 0xffff0000 );
 285    vg_line( (v3f){ 0.0f, 0.0f, 0.0f }, (v3f){ 0.0f, 1.0f, 0.0f }, 0xff00ff00 );
 286    vg_line( (v3f){ 0.0f, 0.0f, 0.0f }, (v3f){ 0.0f, 0.0f, 1.0f }, 0xff0000ff );
 287 }
 288 static void skaterift_change_client_world_preupdate(void);
 289
 290 /*
 291  * UPDATE LOOP
 292  * ---------------------------------------------------------------------------*/
 293
 294 static void vg_pre_update(void){
 295    srinput.enabled = 1;
 296
 297    steam_update();
 298    skaterift_preupdate_inputs();
 299    if( skaterift.op == k_async_op_clientloading ) return;
 300    if( world_static.load_state == k_world_loader_preload )
 301       skaterift_change_client_world_preupdate();
 302
 303    draw_origin_axis();
 304    network_update();
 305
 306    /* time rate */
 307    f32 target = 1;
 308    if( skaterift.activity & (k_skaterift_replay|k_skaterift_menu|
 309                              k_skaterift_respawning) ) {
 310       target = 0;
 311    }
 312
 313    vg_slewf( &skaterift.time_rate, target, vg.time_frame_delta * (1.0f/0.3f) );
 314    vg.time_rate = vg_smoothstepf( skaterift.time_rate );
 315
 316    player__pre_update();
 317    world_entity_focus_preupdate();
 318    skaterift_replay_pre_update();
 319
 320    world_update( world_current_instance(), localplayer.rb.co );
 321    audio_ambient_sprites_update( world_current_instance(), localplayer.rb.co );
 322    respawn_chooser_pre_update();
 323 }
 324
 325 static void vg_fixed_update(void){
 326    if( skaterift.op == k_async_op_clientloading ) return;
 327
 328    world_routes_fixedupdate( world_current_instance() );
 329    player__update();
 330    vehicle_update_fixed();
 331 }
 332
 333 static void vg_post_update(void){
 334    if( skaterift.op == k_async_op_clientloading ) return;
 335
 336    player__post_update();
 337
 338    float dist;
 339    int sample_index;
 340    world_audio_sample_distances( localplayer.rb.co, &sample_index, &dist );
 341
 342    audio_lock();
 343    vg_dsp.echo_distances[sample_index] = dist;
 344
 345    v3f ears = { 1.0f,0.0f,0.0f };
 346    m3x3_mulv( skaterift.cam.transform, ears, ears );
 347    v3_copy( ears, vg_audio.external_listener_ears );
 348    v3_copy( skaterift.cam.transform[3], vg_audio.external_listener_pos );
 349
 350    if( localplayer.gate_waiting ){
 351       m4x3_mulv( localplayer.gate_waiting->transport,
 352                  vg_audio.external_listener_pos,
 353                  vg_audio.external_listener_pos );
 354    }
 355
 356    v3_copy( localplayer.rb.v, vg_audio.external_lister_velocity );
 357    audio_unlock();
 358
 359    vehicle_update_post();
 360
 361    if( vg.time - skaterift.last_autosave > 20.0 ){
 362       if( skaterift_autosave(1) ){
 363          skaterift.last_autosave = vg.time;
 364       }
 365    }
 366 }
 367
 368 /*
 369  * RENDERING
 370  * ---------------------------------------------------------------------------*/
 371
 372 static void vg_framebuffer_resize( int w, int h ){
 373    render_fb_resize();
 374 }
 375
 376 static void present_view_with_post_processing(void){
 377    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 378    glViewport( 0,0, vg.window_x, vg.window_y );
 379
 380    glEnable(GL_BLEND);
 381    glDisable(GL_DEPTH_TEST);
 382    glBlendFunc(GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA);
 383    glBlendEquation(GL_FUNC_ADD);
 384
 385    v2f inverse;
 386    render_fb_inverse_ratio( gpipeline.fb_main, inverse );
 387
 388    if( k_blur_effect ){
 389       shader_blitblur_use();
 390       shader_blitblur_uTexMain( 0 );
 391       shader_blitblur_uTexMotion( 1 );
 392       shader_blitblur_uBlurStrength( k_blur_strength /
 393                                      (vg.time_frame_delta*60.0) );
 394       shader_blitblur_uInverseRatio( inverse );
 395
 396       inverse[0] -= 0.0001f;
 397       inverse[1] -= 0.0001f;
 398       shader_blitblur_uClampUv( inverse );
 399
 400       static f64 effect_time = 133.0;
 401       effect_time += vg.time_frame_delta;
 402       shader_blitblur_uTime( effect_time );
 403
 404       f32 glitch_strength = 0.0f;
 405       if( skaterift.activity == k_skaterift_replay ){
 406          glitch_strength = 0.005f;
 407          if( skaterift.replay_control == k_replay_control_play )
 408             glitch_strength = 0.005f;
 409          else
 410             glitch_strength += 0.005f*skaterift.track_velocity;
 411       }
 412       shader_blitblur_uGlitchStrength( glitch_strength );
 413
 414       v2f override;
 415       if( skaterift.activity == k_skaterift_menu )
 416          v2_muls( (v2f){ 0.04f, 0.001f }, 1.0f-skaterift.time_rate, override );
 417       else
 418          v2_zero( override );
 419       shader_blitblur_uOverrideDir( override );
 420
 421       render_fb_bind_texture( gpipeline.fb_main, 0, 0 );
 422       render_fb_bind_texture( gpipeline.fb_main, 1, 1 );
 423    }
 424    else{
 425       shader_blit_use();
 426       shader_blit_uTexMain( 0 );
 427       shader_blit_uInverseRatio( inverse );
 428       render_fb_bind_texture( gpipeline.fb_main, 0, 0 );
 429    }
 430
 431    render_fsquad();
 432 }
 433
 434 static void render_player_transparent(void){
 435    static camera small_cam;      /* DOES NOT NEED TO BE STATIC BUT MINGW
 436                                     SAIS OTHERWISE */
 437
 438    m4x3_copy( skaterift.cam.transform, small_cam.transform );
 439
 440    small_cam.fov = skaterift.cam.fov;
 441    small_cam.nearz = 0.05f;
 442    small_cam.farz  = 60.0f;
 443
 444    camera_update_view( &small_cam );
 445    camera_update_projection( &small_cam );
 446    camera_finalize( &small_cam );
 447
 448    /* Draw player to window buffer and blend background ontop */
 449    player__render( &small_cam );
 450 }
 451
 452 static void render_scene(void){
 453    /* Draw world */
 454    glEnable( GL_DEPTH_TEST );
 455
 456    world_instance *view_world = localplayer.viewable_world;
 457
 458    if( view_world == NULL ){
 459       glClearColor( 0.25f, 0.25f, 0.0f, 1.0f );
 460       glClear( GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT|GL_STENCIL_BUFFER_BIT );
 461       return;
 462    }
 463
 464    for( u32 i=0; i<vg_list_size(world_static.instances); i++ ){
 465       if( world_static.instances[i].status == k_world_status_loaded ){
 466          world_prerender( &world_static.instances[i] );
 467       }
 468    }
 469
 470    if( skaterift.activity == k_skaterift_respawning ){
 471       glDrawBuffers( 1, (GLenum[]){ GL_COLOR_ATTACHMENT0 } );
 472       glClearColor( 0.624f, 0.659f, 0.769f, 0.0f );
 473       glClear( GL_COLOR_BUFFER_BIT );
 474       glDrawBuffers( 2, (GLenum[]){ GL_COLOR_ATTACHMENT0,
 475                                     GL_COLOR_ATTACHMENT1 } );
 476       view_world = &world_static.instances[respawn_chooser.world_id];
 477       render_world_override( view_world );
 478    }
 479    else{
 480       render_world( view_world, &skaterift.cam, 0 );
 481       render_water_texture( view_world, &skaterift.cam, 0 );
 482       render_fb_bind( gpipeline.fb_main, 1 );
 483       render_water_surface( view_world, &skaterift.cam );
 484    }
 485 }
 486
 487 static void render_scene_gate_subview(void){
 488    render_fb_bind( gpipeline.fb_main, 1 );
 489    world_instance *view_world = localplayer.viewable_world;
 490    if( !view_world ) return; /* ??? */
 491    if( skaterift.activity == k_skaterift_respawning ) return;
 492
 493    int depth = 1;
 494    if( localplayer.gate_waiting ) depth = 0;
 495    render_world_gates( view_world, &skaterift.cam, depth );
 496 }
 497
 498 static void skaterift_composite_maincamera(void){
 499    camera_lerp( &localplayer.cam, &world_static.focus_cam,
 500                 vg_smoothstepf(world_static.focus_strength), &skaterift.cam );
 501
 502    if( skaterift.activity == k_skaterift_replay ){
 503       skaterift_get_replay_camera( &skaterift.cam );
 504    }
 505
 506    skaterift.cam.nearz = 0.1f;
 507    skaterift.cam.farz  = 2100.0f;
 508
 509    if( skaterift.activity == k_skaterift_respawning ){
 510       camera_copy( &respawn_chooser.cam, &skaterift.cam );
 511       skaterift.cam.nearz = 4.0f;
 512       skaterift.cam.farz  = 3100.0f;
 513    }
 514
 515    camera_update_transform( &skaterift.cam );
 516
 517    if( skaterift.activity != k_skaterift_respawning ){
 518       if( localplayer.gate_waiting ){
 519          m3x3_mul( localplayer.basis_gate, skaterift.cam.transform,
 520                    skaterift.cam.transform );
 521       }
 522       else{
 523          m3x3_mul( localplayer.basis, skaterift.cam.transform,
 524                    skaterift.cam.transform );
 525       }
 526    }
 527
 528    camera_update_view( &skaterift.cam );
 529    camera_update_projection( &skaterift.cam );
 530    camera_finalize( &skaterift.cam );
 531 }
 532
 533 static void render_main_game(void){
 534    if( skaterift.activity == k_skaterift_replay ){
 535       player__animate_from_replay( &skaterift.replay );
 536    }
 537    else{
 538       player__animate();
 539       skaterift_record_frame( &skaterift.replay, 0 );
 540    }
 541    player__pre_render();
 542
 543    skaterift_composite_maincamera();
 544
 545    /* --------------------------------------------------------------------- */
 546
 547    world_instance *view_world = localplayer.viewable_world;
 548    if( view_world != NULL ){
 549       render_world_cubemaps( view_world );
 550
 551       ent_gate *gate = view_world->rendering_gate;
 552       if( gate ){
 553          if( gate->flags & k_ent_gate_nonlocal ){
 554             world_instance *dest = &world_static.instances[ gate->target ];
 555             render_world_cubemaps( dest );
 556          }
 557       }
 558    }
 559
 560    /* variable res target */
 561    render_fb_bind( gpipeline.fb_main, 1 );
 562    glClearColor( 0.0f, 0.0f, 0.0f, 1.0f );
 563    glClear( GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT|GL_STENCIL_BUFFER_BIT );
 564
 565    render_scene();
 566    glEnable( GL_DEPTH_TEST );
 567
 568    /* full res target */
 569    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 570    glViewport( 0,0, vg.window_x, vg.window_y );
 571
 572    render_player_transparent(); /* needs to read the depth buffer before we fuck
 573                                    it up with the oblique rendering inside the
 574                                    portals */
 575
 576    /* continue with variable rate */
 577    render_scene_gate_subview();
 578
 579    /* composite */
 580    present_view_with_post_processing();
 581
 582    /* --------------------------------------------------------------------- */
 583
 584    /* capture the current resume frame at the very last point */
 585    if( button_down( k_srbind_reset ) ){
 586       if( skaterift.activity == k_skaterift_default ){
 587          skaterift.activity = k_skaterift_replay;
 588          skaterift_record_frame( &skaterift.replay, 1 );
 589          if( skaterift.replay.head ){
 590             skaterift.replay.cursor = skaterift.replay.head->time;
 591             skaterift.replay.cursor_frame = skaterift.replay.head;
 592          }
 593          skaterift.replay_control = k_replay_control_scrub;
 594       }
 595    }
 596 }
 597
 598 static void vg_render(void){
 599    if( skaterift.op == k_async_op_clientloading ){
 600       _vg_loader_render();
 601       return;
 602    }
 603
 604    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 605
 606    glViewport( 0,0, vg.window_x, vg.window_y );
 607    glDisable( GL_DEPTH_TEST );
 608    glDisable( GL_BLEND );
 609
 610    glClearColor( 1.0f, 0.0f, 0.0f, 0.0f );
 611    glClear( GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT );
 612
 613    render_main_game();
 614    m4x4_copy( skaterift.cam.mtx.pv, vg.pv );
 615
 616    /* Other shite */
 617    glDisable(GL_BLEND);
 618    glDisable(GL_DEPTH_TEST);
 619    vg_lines_drawall();
 620    glViewport( 0,0, vg.window_x, vg.window_y );
 621    gui_draw();
 622 }
 623
 624 static void vg_gui(void){
 625    if( skaterift.op == k_async_op_clientloading ) return;
 626
 627    menu_update();
 628    if( skaterift.activity == k_skaterift_menu ){
 629       glClear( GL_DEPTH_BUFFER_BIT );
 630       menu_render();
 631    }
 632
 633    player__im_gui();
 634    world_instance *world = world_current_instance();
 635
 636    skaterift_replay_imgui();
 637    workshop_form_gui();
 638    render_view_framebuffer_ui();
 639    remote_player_network_imgui();
 640 }
 641
 642
 643 #else
 644
 645 #include "skaterift_imgui_dev.c"
 646
 647 #endif