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