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