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 VG_DEVWINDOW
  18
  19 /*
  20  *     system headers
  21  * --------------------- */
  22
  23 #include "skaterift.h"
  24 #include "steam.h"
  25 #include "render.h"
  26 #include "audio.h"
  27
  28 #include "world.h"
  29
  30 #include "font.h"
  31 #include "player.h"
  32
  33 #include "network.h"
  34 #include "menu.h"
  35 #include "vehicle.h"
  36 #include "pointcloud.h"
  37 #include "save.h"
  38
  39 /*    unity build
  40  * ----------------- */
  41
  42 #include "world.c"
  43 #include "player.c"
  44 #include "vehicle.c"
  45 #include "entity.c"
  46 #include "workshop.c"
  47 #include "addon.c"
  48 #include "highscores.c"
  49 #include "save.c"
  50
  51 static struct player_avatar localplayer_avatar;
  52
  53 int main( int argc, char *argv[] ){
  54    vg_mem.use_libc_malloc = 0;
  55    vg_set_mem_quota( 160*1024*1024 );
  56    vg_enter( argc, argv, "Voyager Game Engine" );
  57    return 0;
  58 }
  59
  60 VG_STATIC void vg_launch_opt(void){}
  61
  62 VG_STATIC void vg_preload(void){
  63    skaterift_read_savedata();
  64
  65 vg_info(" Copyright  .        . .       -----, ,----- ,---.   .---.  \n" );
  66 vg_info(" 2021-2023  |\\      /| |           /  |      |    | |    /| \n" );
  67 vg_info("            | \\    / | +--        /   +----- +---'  |   / | \n" );
  68 vg_info("            |  \\  /  | |         /    |      |   \\  |  /  | \n" );
  69 vg_info("            |   \\/   | |        /     |      |    \\ | /   | \n" );
  70 vg_info("            '        ' '--' [] '----- '----- '     ' '---'  "
  71         "SOFTWARE\n" );
  72
  73    steam_init();
  74    vg_loader_step( NULL, steam_end );
  75    vg_loader_step( network_init, network_end );
  76 }
  77
  78 VG_STATIC void load_playermodels(void){
  79    /* FIXME: hack */
  80    shader_model_character_view_register();
  81    shader_model_board_view_register();
  82    shader_model_entity_register();
  83 }
  84
  85 VG_STATIC void async_skaterift_player_start( void *payload, u32 size ){
  86    localplayer.viewable_world = world_current_instance();
  87    localplayer_cmd_respawn( 1, (const char *[]){ "start" } );
  88 }
  89
  90 static void async_call_ready( void *payload, u32 size ){
  91    skaterift.op = k_async_op_none;
  92 }
  93
  94 static void skaterift_restore_state(void){
  95    vg_msg sav = {0};
  96    sav.buf = savedata.buf;
  97    sav.len = savedata.len;
  98    sav.max = sizeof(savedata.buf);
  99
 100    vg_msg player = sav;
 101    if( vg_msg_seekframe( &player, "player", 0 ) ){
 102       addon_alias q;
 103
 104       /* board */
 105       skaterift_read_addon_alias( &player, "board", k_addon_type_board, &q );
 106       u32 reg_id = addon_match( &q );
 107       if( reg_id != 0xffffffff ){
 108          localplayer.board_view_slot =
 109             addon_cache_create_viewer( k_addon_type_board, reg_id );
 110       }
 111
 112       /* playermodel */
 113       skaterift_read_addon_alias( &player, "playermodel",
 114                                   k_addon_type_player, &q );
 115       reg_id = addon_match( &q );
 116
 117       if( reg_id == 0xffffffff ) reg_id = 0;
 118       localplayer.playermodel_view_slot =
 119          addon_cache_create_viewer( k_addon_type_player, reg_id );
 120    }
 121
 122    vg_msg world = sav;
 123    if( vg_msg_seekframe( &world, "world", 0 ) ){
 124       addon_alias q;
 125
 126       /* world */
 127       skaterift_read_addon_alias( &world, "alias", k_addon_type_world, &q );
 128       u32 reg_id = addon_match( &q );
 129       if( reg_id != 0xffffffff ){
 130          addon_reg *reg = get_addon_from_index( k_addon_type_world, reg_id );
 131
 132          world_loader.generate_point_cloud = 0;
 133          world_loader.reg = reg;
 134          world_loader.state = k_world_loader_load;
 135          skaterift_world_changer_thread(NULL);
 136
 137          world_static.active_world = vg_msg_seekkvu32( &world, "index", 0 );
 138          world_static.active_trigger_volume_count = 0;
 139          localplayer.viewable_world = world_current_instance();
 140
 141          vg_msg_cmd position = vg_msg_seekkv( &world, "position", 0 );
 142          v3f pos;
 143          vg_msg_convert_num( &position, k_vg_msg_float|k_vg_msg_32b, 3, pos );
 144          player__setpos( &localplayer, pos );
 145       }
 146    }
 147 }
 148
 149 VG_STATIC void vg_load(void){
 150    vg_console_reg_cmd( "changeworld", skaterift_change_world_command, NULL );
 151
 152    vg_loader_step( render_init, NULL );
 153    vg_loader_step( menu_init, NULL );
 154    vg_loader_step( pointcloud_init, NULL );
 155    vg_loader_step( world_init, NULL );
 156    vg_loader_step( vehicle_init, NULL );
 157    vg_loader_step( font3d_init, NULL );
 158    vg_loader_step( gui_init, NULL );
 159
 160    vg_loader_step( player_init, NULL );
 161    vg_loader_step( player_ragdoll_init, NULL );
 162
 163    /* content stuff */
 164    vg_loader_step( addon_system_init, NULL );
 165    vg_loader_step( workshop_init, NULL );
 166    vg_loader_step( skateshop_init, NULL );
 167
 168    /* ----------------- */
 169    vg_loader_step( load_playermodels, NULL );
 170
 171    /* player setup */
 172    u32 bytes = 1024*1024*10;
 173    skaterift.replay.data = vg_linear_alloc( vg_mem.rtmemory, bytes );
 174    skaterift.replay.size = bytes;
 175    replay_clear( &skaterift.replay );
 176
 177    player__create( &localplayer );
 178    player_avatar_load( &localplayer_avatar, "models/ch_none.mdl" );
 179    player__use_avatar( &localplayer, &localplayer_avatar );
 180    player_model_load( &localplayer.fallback_model, "models/ch_none.mdl" );
 181    player__bind( &localplayer );
 182
 183    /* --------------------- */
 184
 185    vg_bake_shaders();
 186    vg_loader_step( audio_init, audio_free );
 187
 188    /* 'systems' are completely loaded now */
 189
 190    /* load home/permanent world manually */
 191    world_loader.reg = NULL;
 192    strcpy( world_loader.override_name, "mp_spawn" );
 193    world_loader.generate_point_cloud = 1;
 194    world_loader.world_index = 0;
 195    world_load_mdl( "maps/mp_spawn/main.mdl" );
 196
 197    vg_async_call( async_skaterift_player_start, NULL, 0 );
 198    vg_async_stall();
 199
 200    /* Completing addon registrations
 201     * -------------------------------------
 202     */
 203
 204    /* understate diy. */
 205    addon_reg *spawn = addon_mount_local_addon( "maps/mp_spawn",
 206                                                 k_addon_type_world,
 207                                                 ".mdl" );
 208    {
 209       vg_msg msg = {0};
 210       msg.buf = spawn->metadata;
 211       msg.max = sizeof(spawn->metadata);
 212       vg_msg_frame( &msg, "workshop" );
 213       vg_msg_wkvstr( &msg, "title", "Understate DIY" );
 214       vg_msg_end_frame( &msg );
 215       vg_msg_wkvstr( &msg, "location", "USA" );
 216       spawn->metadata_len = msg.cur;
 217    }
 218
 219    /* mtzero island */
 220    addon_reg *mtzero = addon_mount_local_addon( "maps/mp_mtzero",
 221                                                 k_addon_type_world,
 222                                                 ".mdl" );
 223    {
 224       vg_msg msg = {0};
 225       msg.buf = mtzero->metadata;
 226       msg.max = sizeof(mtzero->metadata);
 227       vg_msg_frame( &msg, "workshop" );
 228       vg_msg_wkvstr( &msg, "title", "Mt.Zero Island" );
 229       vg_msg_end_frame( &msg );
 230       vg_msg_wkvstr( &msg, "location", "Australia" );
 231       mtzero->metadata_len = msg.cur;
 232    }
 233
 234    global_skateshop.selected_world_id=1;
 235    global_skateshop.pointcloud_world_id=1;
 236    skateshop_world_preview_loader_thread( mtzero ); /* HACK */
 237
 238    vg_console_load_autos();
 239    menu_link();
 240
 241    addon_mount_content_folder( k_addon_type_player,
 242                                "playermodels", ".mdl" );
 243    addon_mount_content_folder( k_addon_type_board, "boards", ".mdl" );
 244    addon_mount_content_folder( k_addon_type_world, "maps", ".mdl" );
 245    addon_mount_workshop_items();
 246    vg_async_call( async_addon_reg_update, NULL, 0 );
 247    vg_async_stall();
 248
 249    /* and now */
 250    skaterift_restore_state();
 251    vg_loader_step( NULL, skaterift_write_savedata );
 252
 253    board_processview_thread(NULL);
 254    vg_async_call( async_call_ready, NULL, 0 );
 255 }
 256
 257 VG_STATIC void draw_origin_axis(void){
 258    vg_line( (v3f){ 0.0f, 0.0f, 0.0f }, (v3f){ 1.0f, 0.0f, 0.0f }, 0xffff0000 );
 259    vg_line( (v3f){ 0.0f, 0.0f, 0.0f }, (v3f){ 0.0f, 1.0f, 0.0f }, 0xff00ff00 );
 260    vg_line( (v3f){ 0.0f, 0.0f, 0.0f }, (v3f){ 0.0f, 0.0f, 1.0f }, 0xff0000ff );
 261 }
 262 static void skaterift_change_world_preupdate(void);
 263
 264 /*
 265  * UPDATE LOOP
 266  * ---------------------------------------------------------------------------*/
 267
 268 VG_STATIC void vg_pre_update(void){
 269    srinput.enabled = 1;
 270
 271    steam_update();
 272    skaterift_preupdate_inputs();
 273    if( skaterift.op == k_async_op_clientloading ) return;
 274    if( world_loader.state == k_world_loader_preload )
 275       skaterift_change_world_preupdate();
 276
 277    draw_origin_axis();
 278    network_update();
 279
 280    /* time rate */
 281    f32 target = 1;
 282    if( skaterift.activity & (k_skaterift_replay|k_skaterift_menu) )
 283       target = 0;
 284
 285    vg_slewf( &skaterift.time_rate, target, vg.time_frame_delta * (1.0f/0.3f) );
 286    vg.time_rate = vg_smoothstepf( skaterift.time_rate );
 287
 288    player__pre_update( &localplayer );
 289    global_skateshop_preupdate();
 290    skaterift_replay_pre_update();
 291
 292    world_update( world_current_instance(), localplayer.rb.co );
 293    audio_ambient_sprites_update( world_current_instance(), localplayer.rb.co );
 294 }
 295
 296 VG_STATIC void vg_fixed_update(void){
 297    if( skaterift.op == k_async_op_clientloading ) return;
 298
 299    world_routes_fixedupdate( world_current_instance() );
 300    player__update( &localplayer );
 301    vehicle_update_fixed();
 302 }
 303
 304 VG_STATIC void vg_post_update(void){
 305    if( skaterift.op == k_async_op_clientloading ) return;
 306
 307    player__post_update( &localplayer );
 308
 309    float dist;
 310    int sample_index;
 311    world_audio_sample_distances( localplayer.rb.co, &sample_index, &dist );
 312
 313    audio_lock();
 314    vg_dsp.echo_distances[sample_index] = dist;
 315
 316    v3f ears = { 1.0f,0.0f,0.0f };
 317    m3x3_mulv( skaterift.cam.transform, ears, ears );
 318    v3_copy( ears, vg_audio.external_listener_ears );
 319    v3_copy( skaterift.cam.transform[3], vg_audio.external_listener_pos );
 320
 321    if( localplayer.gate_waiting ){
 322       m4x3_mulv( localplayer.gate_waiting->transport,
 323                  vg_audio.external_listener_pos,
 324                  vg_audio.external_listener_pos );
 325    }
 326
 327    v3_copy( localplayer.rb.v, vg_audio.external_lister_velocity );
 328    audio_unlock();
 329
 330    vehicle_update_post();
 331 }
 332
 333 /*
 334  * RENDERING
 335  * ---------------------------------------------------------------------------*/
 336
 337 VG_STATIC void vg_framebuffer_resize( int w, int h ){
 338    render_fb_resize();
 339 }
 340
 341 VG_STATIC void present_view_with_post_processing(void){
 342    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 343    glViewport( 0,0, vg.window_x, vg.window_y );
 344
 345    glEnable(GL_BLEND);
 346    glDisable(GL_DEPTH_TEST);
 347    glBlendFunc(GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA);
 348    glBlendEquation(GL_FUNC_ADD);
 349
 350    v2f inverse;
 351    render_fb_inverse_ratio( gpipeline.fb_main, inverse );
 352
 353    if( k_blur_effect ){
 354       shader_blitblur_use();
 355       shader_blitblur_uTexMain( 0 );
 356       shader_blitblur_uTexMotion( 1 );
 357       shader_blitblur_uBlurStrength( k_blur_strength /
 358                                      (vg.time_frame_delta*60.0) );
 359       shader_blitblur_uInverseRatio( inverse );
 360
 361       inverse[0] -= 0.0001f;
 362       inverse[1] -= 0.0001f;
 363       shader_blitblur_uClampUv( inverse );
 364
 365       static f64 effect_time = 133.0;
 366       effect_time += vg.time_frame_delta;
 367       shader_blitblur_uTime( effect_time );
 368
 369       f32 glitch_strength = 0.0f;
 370       if( skaterift.activity == k_skaterift_replay ){
 371          glitch_strength = 0.005f;
 372          if( skaterift.replay_control == k_replay_control_play )
 373             glitch_strength = 0.005f;
 374          else
 375             glitch_strength += 0.005f*skaterift.track_velocity;
 376       }
 377       shader_blitblur_uGlitchStrength( glitch_strength );
 378
 379       v2f override;
 380       if( skaterift.activity == k_skaterift_menu )
 381          v2_muls( (v2f){ 0.04f, 0.001f }, 1.0f-skaterift.time_rate, override );
 382       else
 383          v2_zero( override );
 384       shader_blitblur_uOverrideDir( override );
 385
 386       render_fb_bind_texture( gpipeline.fb_main, 0, 0 );
 387       render_fb_bind_texture( gpipeline.fb_main, 1, 1 );
 388    }
 389    else{
 390       shader_blit_use();
 391       shader_blit_uTexMain( 0 );
 392       shader_blit_uInverseRatio( inverse );
 393       render_fb_bind_texture( gpipeline.fb_main, 0, 0 );
 394    }
 395
 396    render_fsquad();
 397 }
 398
 399 VG_STATIC void render_player_transparent(void){
 400    static camera small_cam;      /* DOES NOT NEED TO BE STATIC BUT MINGW
 401                                     SAIS OTHERWISE */
 402
 403    m4x3_copy( skaterift.cam.transform, small_cam.transform );
 404
 405    small_cam.fov = skaterift.cam.fov;
 406    small_cam.nearz = 0.05f;
 407    small_cam.farz  = 60.0f;
 408
 409    camera_update_view( &small_cam );
 410    camera_update_projection( &small_cam );
 411    camera_finalize( &small_cam );
 412
 413    /* Draw player to window buffer and blend background ontop */
 414    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 415    glViewport( 0,0, vg.window_x, vg.window_y );
 416    player__render( &small_cam, &localplayer );
 417 }
 418
 419 VG_STATIC void render_scene(void){
 420    render_fb_bind( gpipeline.fb_main, 1 );
 421    glClearColor( 0.0f, 0.0f, 0.0f, 1.0f );
 422    glClear( GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT|GL_STENCIL_BUFFER_BIT );
 423
 424    /* Draw world */
 425    glEnable( GL_DEPTH_TEST );
 426
 427    world_instance *view_world = localplayer.viewable_world;
 428
 429    if( view_world == NULL ){
 430       glClearColor( 0.25f, 0.25f, 0.0f, 1.0f );
 431       glClear( GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT|GL_STENCIL_BUFFER_BIT );
 432       return;
 433    }
 434
 435    for( u32 i=0; i<vg_list_size(world_static.worlds); i++ ){
 436       if( world_static.worlds[i].status == k_world_status_loaded ){
 437          world_prerender( &world_static.worlds[i] );
 438       }
 439    }
 440
 441    render_world( view_world, &skaterift.cam, 0 );
 442
 443    render_water_texture( view_world, &skaterift.cam, 0 );
 444    render_fb_bind( gpipeline.fb_main, 1 );
 445    render_water_surface( view_world, &skaterift.cam );
 446 }
 447
 448 VG_STATIC void render_scene_gate_subview(void){
 449    render_fb_bind( gpipeline.fb_main, 1 );
 450    world_instance *view_world = localplayer.viewable_world;
 451    if( !view_world ) return; /* ??? */
 452
 453    int depth = 1;
 454    if( localplayer.gate_waiting ) depth = 0;
 455    render_world_gates( view_world, &skaterift.cam, depth );
 456 }
 457
 458 VG_STATIC void skaterift_composite_maincamera(void){
 459    camera_lerp( &localplayer.cam, &global_skateshop.cam,
 460                 vg_smoothstepf(global_skateshop.factive), &skaterift.cam );
 461
 462    if( skaterift.activity == k_skaterift_replay ){
 463       replay_get_camera( &skaterift.replay, &skaterift.cam );
 464    }
 465
 466    skaterift.cam.nearz = 0.1f;
 467    skaterift.cam.farz  = 2100.0f;
 468
 469    camera_update_transform( &skaterift.cam );
 470
 471    if( localplayer.gate_waiting ){
 472       m3x3_mul( localplayer.basis_gate, skaterift.cam.transform,
 473                 skaterift.cam.transform );
 474    }
 475    else{
 476       m3x3_mul( localplayer.basis, skaterift.cam.transform,
 477                 skaterift.cam.transform );
 478    }
 479
 480    camera_update_view( &skaterift.cam );
 481    camera_update_projection( &skaterift.cam );
 482    camera_finalize( &skaterift.cam );
 483 }
 484
 485 VG_STATIC void render_main_game(void){
 486    player__animate( &localplayer );
 487    if( skaterift.activity == k_skaterift_replay ){
 488       player__animate_from_replay( &localplayer, &skaterift.replay );
 489    }
 490    else
 491       skaterift_record_frame( &skaterift.replay, 0 );
 492    player__pre_render( &localplayer );
 493
 494    skaterift_composite_maincamera();
 495
 496    render_scene();
 497
 498    glEnable( GL_DEPTH_TEST );
 499
 500    render_player_transparent();
 501    render_scene_gate_subview();
 502
 503    present_view_with_post_processing();
 504
 505    /* capture the current resume frame at the very last point */
 506    if( button_down( k_srbind_reset ) ){
 507       if( skaterift.activity == k_skaterift_default ){
 508          skaterift.activity = k_skaterift_replay;
 509          skaterift_record_frame( &skaterift.replay, 1 );
 510       }
 511    }
 512 }
 513
 514 VG_STATIC void vg_render(void){
 515    if( skaterift.op == k_async_op_clientloading ){
 516       _vg_loader_render();
 517       return;
 518    }
 519
 520    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 521
 522    glViewport( 0,0, vg.window_x, vg.window_y );
 523    glDisable( GL_DEPTH_TEST );
 524    glDisable( GL_BLEND );
 525
 526    glClearColor( 1.0f, 0.0f, 0.0f, 0.0f );
 527    glClear( GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT );
 528
 529    render_main_game();
 530    m4x4_copy( skaterift.cam.mtx.pv, vg.pv );
 531
 532    /* Other shite */
 533    glDisable(GL_BLEND);
 534    glDisable(GL_DEPTH_TEST);
 535    vg_lines_drawall();
 536    glViewport( 0,0, vg.window_x, vg.window_y );
 537    gui_draw();
 538 }
 539
 540 VG_STATIC void vg_gui(void){
 541    if( skaterift.op == k_async_op_clientloading ) return;
 542
 543    menu_update();
 544    if( skaterift.activity == k_skaterift_menu ){
 545       glClear( GL_DEPTH_BUFFER_BIT );
 546       menu_render();
 547    }
 548
 549    player__im_gui( &localplayer );
 550    world_instance *world = world_current_instance();
 551
 552    skaterift_replay_imgui();
 553    workshop_form_gui();
 554    render_view_framebuffer_ui();
 555 }
 556
 557
 558 #else
 559
 560 #include "skaterift_imgui_dev.c"
 561
 562 #endif