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