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*1)/2;
 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 * 6.0f );
 286    vg.time_rate = vg_smoothstepf( skaterift.time_rate );
 287
 288    if( button_down( k_srbind_reset ) ){
 289       if( skaterift.activity == k_skaterift_default ){
 290          skaterift.activity = k_skaterift_replay;
 291          player_record_replay_frame( &localplayer, &skaterift.replay, 1 );
 292       }
 293    }
 294
 295    player__pre_update( &localplayer );
 296    global_skateshop_preupdate();
 297    skaterift_replay_pre_update();
 298
 299    world_update( world_current_instance(), localplayer.rb.co );
 300    audio_ambient_sprites_update( world_current_instance(), localplayer.rb.co );
 301 }
 302
 303 VG_STATIC void vg_fixed_update(void){
 304    if( skaterift.op == k_async_op_clientloading ) return;
 305
 306    world_routes_fixedupdate( world_current_instance() );
 307    player__update( &localplayer );
 308    vehicle_update_fixed();
 309 }
 310
 311 VG_STATIC void vg_post_update(void){
 312    if( skaterift.op == k_async_op_clientloading ) return;
 313
 314    player__post_update( &localplayer );
 315
 316    float dist;
 317    int sample_index;
 318    world_audio_sample_distances( localplayer.rb.co, &sample_index, &dist );
 319
 320    audio_lock();
 321    vg_dsp.echo_distances[sample_index] = dist;
 322
 323    v3f ears = { 1.0f,0.0f,0.0f };
 324    m3x3_mulv( skaterift.cam.transform, ears, ears );
 325    v3_copy( ears, vg_audio.external_listener_ears );
 326    v3_copy( skaterift.cam.transform[3], vg_audio.external_listener_pos );
 327
 328    if( localplayer.gate_waiting ){
 329       m4x3_mulv( localplayer.gate_waiting->transport,
 330                  vg_audio.external_listener_pos,
 331                  vg_audio.external_listener_pos );
 332    }
 333
 334    v3_copy( localplayer.rb.v, vg_audio.external_lister_velocity );
 335    audio_unlock();
 336
 337    vehicle_update_post();
 338 }
 339
 340 /*
 341  * RENDERING
 342  * ---------------------------------------------------------------------------*/
 343
 344 VG_STATIC void vg_framebuffer_resize( int w, int h ){
 345    render_fb_resize();
 346 }
 347
 348 VG_STATIC void present_view_with_post_processing(void){
 349    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 350    glViewport( 0,0, vg.window_x, vg.window_y );
 351
 352    glEnable(GL_BLEND);
 353    glDisable(GL_DEPTH_TEST);
 354    glBlendFunc(GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA);
 355    glBlendEquation(GL_FUNC_ADD);
 356
 357    v2f inverse;
 358    render_fb_inverse_ratio( gpipeline.fb_main, inverse );
 359
 360    if( k_blur_effect ){
 361       shader_blitblur_use();
 362       shader_blitblur_uTexMain( 0 );
 363       shader_blitblur_uTexMotion( 1 );
 364       shader_blitblur_uBlurStrength( k_blur_strength /
 365                                      (vg.time_frame_delta*60.0) );
 366       shader_blitblur_uInverseRatio( inverse );
 367
 368       v2f override;
 369       if( skaterift.activity == k_skaterift_menu )
 370          v2_muls( (v2f){ 0.04f, 0.001f }, 1.0f-skaterift.time_rate, override );
 371       else
 372          v2_zero( override );
 373       shader_blitblur_uOverrideDir( override );
 374
 375       render_fb_bind_texture( gpipeline.fb_main, 0, 0 );
 376       render_fb_bind_texture( gpipeline.fb_main, 1, 1 );
 377    }
 378    else{
 379       shader_blit_use();
 380       shader_blit_uTexMain( 0 );
 381       shader_blit_uInverseRatio( inverse );
 382       render_fb_bind_texture( gpipeline.fb_main, 0, 0 );
 383    }
 384
 385    render_fsquad();
 386 }
 387
 388 VG_STATIC void render_player_transparent(void){
 389    static camera small_cam;      /* DOES NOT NEED TO BE STATIC BUT MINGW
 390                                     SAIS OTHERWISE */
 391
 392    m4x3_copy( skaterift.cam.transform, small_cam.transform );
 393
 394    small_cam.fov = skaterift.cam.fov;
 395    small_cam.nearz = 0.05f;
 396    small_cam.farz  = 60.0f;
 397
 398    camera_update_view( &small_cam );
 399    camera_update_projection( &small_cam );
 400    camera_finalize( &small_cam );
 401
 402    /* Draw player to window buffer and blend background ontop */
 403    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 404    glViewport( 0,0, vg.window_x, vg.window_y );
 405    player__render( &small_cam, &localplayer );
 406 }
 407
 408 VG_STATIC void render_scene(void){
 409    render_fb_bind( gpipeline.fb_main, 1 );
 410    glClearColor( 0.0f, 0.0f, 0.0f, 1.0f );
 411    glClear( GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT|GL_STENCIL_BUFFER_BIT );
 412
 413    /* Draw world */
 414    glEnable( GL_DEPTH_TEST );
 415
 416    world_instance *view_world = localplayer.viewable_world;
 417
 418    if( view_world == NULL ){
 419       glClearColor( 0.25f, 0.25f, 0.0f, 1.0f );
 420       glClear( GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT|GL_STENCIL_BUFFER_BIT );
 421       return;
 422    }
 423
 424    for( u32 i=0; i<vg_list_size(world_static.worlds); i++ ){
 425       if( world_static.worlds[i].status == k_world_status_loaded ){
 426          world_prerender( &world_static.worlds[i] );
 427       }
 428    }
 429
 430    render_world( view_world, &skaterift.cam, 0 );
 431
 432    render_water_texture( view_world, &skaterift.cam, 0 );
 433    render_fb_bind( gpipeline.fb_main, 1 );
 434    render_water_surface( view_world, &skaterift.cam );
 435 }
 436
 437 VG_STATIC void render_scene_gate_subview(void){
 438    render_fb_bind( gpipeline.fb_main, 1 );
 439    world_instance *view_world = localplayer.viewable_world;
 440    if( !view_world ) return; /* ??? */
 441
 442    int depth = 1;
 443    if( localplayer.gate_waiting ) depth = 0;
 444    render_world_gates( view_world, &skaterift.cam, depth );
 445 }
 446
 447 VG_STATIC void skaterift_composite_maincamera(void){
 448    camera_lerp( &localplayer.cam, &global_skateshop.cam,
 449                 vg_smoothstepf(global_skateshop.factive), &skaterift.cam );
 450
 451    if( skaterift.activity == k_skaterift_replay ){
 452       camera temp;
 453       replay_get_camera( &skaterift.replay, &temp );
 454       camera_lerp( &skaterift.cam, &temp, 1.0f-skaterift.time_rate,
 455                    &skaterift.cam );
 456    }
 457
 458    skaterift.cam.nearz = 0.1f;
 459    skaterift.cam.farz  = 2100.0f;
 460
 461    camera_update_transform( &skaterift.cam );
 462
 463    if( localplayer.gate_waiting ){
 464       m3x3_mul( localplayer.basis_gate, skaterift.cam.transform,
 465                 skaterift.cam.transform );
 466    }
 467    else{
 468       m3x3_mul( localplayer.basis, skaterift.cam.transform,
 469                 skaterift.cam.transform );
 470    }
 471
 472    camera_update_view( &skaterift.cam );
 473    camera_update_projection( &skaterift.cam );
 474    camera_finalize( &skaterift.cam );
 475 }
 476
 477 VG_STATIC void render_main_game(void){
 478    player__animate( &localplayer );
 479    if( skaterift.activity == k_skaterift_replay ){
 480       player__animate_from_replay( &localplayer, &skaterift.replay );
 481    }
 482    else
 483       player_record_replay_frame( &localplayer, &skaterift.replay, 0 );
 484    player__pre_render( &localplayer );
 485
 486    skaterift_composite_maincamera();
 487
 488    render_scene();
 489
 490    glEnable( GL_DEPTH_TEST );
 491
 492    render_player_transparent();
 493    render_scene_gate_subview();
 494
 495    present_view_with_post_processing();
 496 }
 497
 498 VG_STATIC void vg_render(void){
 499    if( skaterift.op == k_async_op_clientloading ){
 500       _vg_loader_render();
 501       return;
 502    }
 503
 504    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 505
 506    glViewport( 0,0, vg.window_x, vg.window_y );
 507    glDisable( GL_DEPTH_TEST );
 508    glDisable( GL_BLEND );
 509
 510    glClearColor( 1.0f, 0.0f, 0.0f, 0.0f );
 511    glClear( GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT );
 512
 513    render_main_game();
 514    m4x4_copy( skaterift.cam.mtx.pv, vg.pv );
 515
 516    /* Other shite */
 517    glDisable(GL_BLEND);
 518    glDisable(GL_DEPTH_TEST);
 519    vg_lines_drawall();
 520    glViewport( 0,0, vg.window_x, vg.window_y );
 521    gui_draw();
 522 }
 523
 524 VG_STATIC void vg_gui(void){
 525    if( skaterift.op == k_async_op_clientloading ) return;
 526
 527    menu_update();
 528    if( skaterift.activity == k_skaterift_menu ){
 529       glClear( GL_DEPTH_BUFFER_BIT );
 530       menu_render();
 531    }
 532
 533    player__im_gui( &localplayer );
 534    world_instance *world = world_current_instance();
 535
 536    skaterift_replay_imgui();
 537    workshop_form_gui();
 538    render_view_framebuffer_ui();
 539 }
 540
 541
 542 #else
 543
 544 #include "skaterift_imgui_dev.c"
 545
 546 #endif