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