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