skaterift.c

   1 /*
   2  * =============================================================================
   3  *
   4  * Copyright  .        . .       -----, ,----- ,---.   .---.
   5  * 2021-2023  |\      /| |           /  |      |    | |    /|
   6  *            | \    / | +--        /   +----- +---'  |   / |
   7  *            |  \  /  | |         /    |      |   \  |  /  |
   8  *            |   \/   | |        /     |      |    \ | /   |
   9  *            '        ' '--' [] '----- '----- '     ' '---'  SOFTWARE
  10  *
  11  * =============================================================================
  12  */
  13
  14 #define SR_NETWORKED
  15 #include "common.h"
  16 #include "conf.h"
  17 #include "steam.h"
  18 #include "render.h"
  19 #include "audio.h"
  20 #include "world.h"
  21
  22
  23
  24 #include "player.h"
  25 VG_STATIC player_instance localplayer;
  26 VG_STATIC struct player_avatar localplayer_avatar;
  27 VG_STATIC glmesh localplayer_meshes[3];
  28 vg_tex2d localplayer_texture = { .path = "textures/ch_gradient.qoi" };
  29
  30
  31
  32
  33
  34
  35 #include "network.h"
  36
  37 #if 0
  38 #include "menu.h"
  39 #endif
  40 #include "vehicle.h"
  41
  42 static int cl_ui      = 1,
  43            cl_view_id = 0,
  44            cl_light_edit = 0;
  45
  46 int main( int argc, char *argv[] )
  47 {
  48    vg_mem.use_libc_malloc = 0;
  49    vg_set_mem_quota( 160*1024*1024 );
  50    vg_enter( argc, argv, "Voyager Game Engine" );
  51
  52    return 0;
  53 }
  54
  55 VG_STATIC void highscores_save_at_exit(void)
  56 {
  57    highscores_serialize_all();
  58 }
  59
  60 VG_STATIC void vg_launch_opt(void)
  61 {
  62
  63 }
  64
  65 VG_STATIC int __kill( int argc, const char *argv[] )
  66 {
  67 #if 0
  68    player_use_device( &localplayer, &player_device_dead, &localplayer_dead );
  69 #endif
  70    return 0;
  71 }
  72
  73 VG_STATIC int __respawn( int argc, const char *argv[] )
  74 {
  75    struct respawn_point *rp = NULL, *r;
  76
  77    world_instance *world = get_active_world();
  78
  79    if( argc == 1 )
  80    {
  81       for( int i=0; i<world->spawn_count; i++ )
  82       {
  83          r = &world->spawns[i];
  84          if( !strcmp( r->name, argv[0] ) )
  85          {
  86             rp = r;
  87             break;
  88          }
  89       }
  90
  91       if( !rp )
  92          vg_warn( "No spawn named '%s'\n", argv[0] );
  93    }
  94
  95    if( !rp )
  96    {
  97       float min_dist = INFINITY;
  98
  99       for( int i=0; i<world->spawn_count; i++ )
 100       {
 101          r = &world->spawns[i];
 102          float d = v3_dist2( r->co, localplayer.rb.co );
 103
 104          vg_info( "Dist %s : %f\n", r->name, d );
 105          if( d < min_dist )
 106          {
 107             min_dist = d;
 108             rp = r;
 109          }
 110       }
 111    }
 112
 113    if( !rp )
 114    {
 115       vg_error( "No spawn found\n" );
 116
 117       if( !world->spawn_count )
 118          return 0;
 119
 120       rp = &world->spawns[0];
 121    }
 122
 123    player__spawn( &localplayer, rp );
 124    return 1;
 125 }
 126
 127 VG_STATIC void vg_preload(void)
 128 {
 129    g_conf_init();
 130
 131    common_var_temp();
 132
 133    vg_var_push( (struct vg_var){
 134       .name = "cl_ui",
 135       .data = &cl_ui,
 136       .data_type = k_var_dtype_i32,
 137       .opt_i32 = { .min=0, .max=1, .clamp=1 },
 138       .persistent = 0
 139    });
 140
 141    vg_var_push( (struct vg_var){
 142       .name = "cl_view_id",
 143       .data = &cl_view_id,
 144       .data_type = k_var_dtype_i32,
 145       .opt_i32 = { .min=0, .max=1, .clamp=1 },
 146       .persistent = 0
 147    });
 148
 149    vg_var_push( (struct vg_var){
 150       .name = "ledit",
 151       .data = &cl_light_edit,
 152       .data_type = k_var_dtype_i32,
 153       .opt_i32 = { .min=0, .max=1, .clamp=1 },
 154       .persistent = 0
 155    });
 156
 157    vg_function_push( (struct vg_cmd) {
 158       .name = "respawn",
 159       .function = __respawn,
 160       //.poll_suggest = reset_player_poll
 161    });
 162
 163    vg_function_push( (struct vg_cmd) {
 164       .name = "ded",
 165       .function = __kill,
 166       //.poll_suggest = reset_player_poll
 167    });
 168
 169 vg_info(" Copyright  .        . .       -----, ,----- ,---.   .---.  \n" );
 170 vg_info(" 2021-2022  |\\      /| |           /  |      |    | |    /| \n" );
 171 vg_info("            | \\    / | +--        /   +----- +---'  |   / | \n" );
 172 vg_info("            |  \\  /  | |         /    |      |   \\  |  /  | \n" );
 173 vg_info("            |   \\/   | |        /     |      |    \\ | /   | \n" );
 174 vg_info("            '        ' '--' [] '----- '----- '     ' '---'  "
 175         "SOFTWARE\n" );
 176
 177    highscores_init( 2000, 50 );
 178    if( !highscores_read() )
 179       highscores_create_db();
 180
 181    vg_loader_step( NULL, highscores_save_at_exit );
 182
 183    steam_init();
 184    vg_loader_step( NULL, steam_end );
 185    vg_loader_step( network_init, network_end );
 186 }
 187
 188 VG_STATIC void load_playermodels(void)
 189 {
 190    vg_linear_clear( vg_mem.scratch );
 191
 192    /*
 193     * load in other player models. This may need to be more sophisticated in
 194     * the futre if we have more of these guys
 195     */
 196    mdl_context ctx_default,
 197                ctx_outlaw,
 198                ctx_jordan;
 199
 200    mdl_open( &ctx_default, "models/ch_new.mdl" );
 201    mdl_load_metadata( &ctx_default, vg_mem.scratch );
 202    mdl_load_mesh_data( &ctx_default, vg_mem.scratch );
 203    mdl_close( &ctx_default );
 204
 205    mdl_open( &ctx_outlaw, "models/ch_outlaw.mdl" );
 206    mdl_load_metadata( &ctx_outlaw, vg_mem.scratch );
 207    mdl_load_mesh_data( &ctx_outlaw, vg_mem.scratch );
 208    mdl_close( &ctx_outlaw );
 209
 210    mdl_open( &ctx_jordan, "models/ch_jordan.mdl" );
 211    mdl_load_metadata( &ctx_jordan, vg_mem.scratch );
 212    mdl_load_mesh_data( &ctx_jordan, vg_mem.scratch );
 213    mdl_close( &ctx_jordan );
 214
 215    vg_acquire_thread_sync();
 216    {
 217       mdl_unpack_glmesh( &ctx_default, &localplayer_meshes[0] );
 218       mdl_unpack_glmesh( &ctx_outlaw,  &localplayer_meshes[1] );
 219       mdl_unpack_glmesh( &ctx_jordan,  &localplayer_meshes[2] );
 220    }
 221    vg_release_thread_sync();
 222
 223    /* FIXME: hack */
 224    shader_model_character_view_register();
 225    vg_acquire_thread_sync();
 226    {
 227       vg_tex2d_init( (vg_tex2d *[]){ &localplayer_texture }, 1 );
 228    }
 229    vg_release_thread_sync();
 230 }
 231
 232 VG_STATIC void vg_load(void)
 233 {
 234    vg_loader_step( render_init, NULL );
 235    //vg_loader_step( menu_init, NULL );
 236    vg_loader_step( world_init, NULL );
 237    //vg_loader_step( player_init, NULL );
 238    //vg_loader_step( vehicle_init, NULL );
 239    //
 240    //vg_loader_step( player_model_init, NULL );
 241
 242    /* ----------------- */
 243    vg_loader_step( load_playermodels, NULL );
 244
 245    /* player setup */
 246    player__create( &localplayer );
 247    player_avatar_load( &localplayer_avatar, "models/ch_new.mdl" );
 248    player__use_avatar( &localplayer, &localplayer_avatar );
 249    player__use_mesh( &localplayer, &localplayer_meshes[0] );
 250    player__use_texture( &localplayer, &localplayer_texture );
 251    player__bind( &localplayer );
 252
 253    /* --------------------- */
 254
 255    vg_bake_shaders();
 256    vg_loader_step( audio_init, audio_free );
 257    world_audio_init();
 258
 259    /* 'systems' are completely loaded now */
 260 #if 0
 261    strcpy( world.world_name, "maps/mp_mtzero.mdl" );
 262    strcpy( world.world_name, "maps/mp_gridmap.mdl" );
 263 #endif
 264
 265    /* load home world */
 266    world_load( &world_global.worlds[0], "maps/mp_home.mdl" );
 267    world_load( &world_global.worlds[1], "maps/mp_gridmap.mdl" );
 268    world_link_nonlocal_gates( 0, 1 );
 269
 270    vg_console_load_autos();
 271 }
 272
 273 VG_STATIC void vg_start(void)
 274 {
 275    __respawn( 1, (const char *[]){ "start" } );
 276 }
 277
 278 VG_STATIC void draw_origin_axis(void)
 279 {
 280    vg_line( (v3f){ 0.0f, 0.0f, 0.0f }, (v3f){ 1.0f, 0.0f, 0.0f }, 0xffff0000 );
 281    vg_line( (v3f){ 0.0f, 0.0f, 0.0f }, (v3f){ 0.0f, 1.0f, 0.0f }, 0xff00ff00 );
 282    vg_line( (v3f){ 0.0f, 0.0f, 0.0f }, (v3f){ 0.0f, 0.0f, 1.0f }, 0xff0000ff );
 283 }
 284
 285 VG_STATIC void vg_update(void)
 286 {
 287    steam_update();
 288
 289    if( vg.is_loaded )
 290    {
 291       draw_origin_axis();
 292       network_update();
 293
 294 #if 0
 295       if( !gzoomer.inside )
 296          player_update_pre();
 297 #endif
 298
 299       player__pre_update( &localplayer );
 300       world_update( get_active_world(), localplayer.rb.co );
 301    }
 302 }
 303
 304 VG_STATIC void vg_update_fixed(void)
 305 {
 306    if( vg.is_loaded )
 307    {
 308 #if 0
 309       if( !gzoomer.inside )
 310          player_update_fixed();
 311
 312       vehicle_update_fixed();
 313 #endif
 314
 315       player__update( &localplayer );
 316    }
 317 }
 318
 319 VG_STATIC void vg_update_post(void)
 320 {
 321    if( vg.is_loaded )
 322    {
 323 #if 0
 324       if( gzoomer.inside )
 325       {
 326          vehicle_camera();
 327       }
 328       else
 329       {
 330          player_update_post();
 331       }
 332 #endif
 333
 334       player__post_update( &localplayer );
 335
 336 #if 0
 337       menu_update();
 338       vehicle_update_post();
 339 #endif
 340    }
 341 }
 342
 343 VG_STATIC void vg_framebuffer_resize( int w, int h )
 344 {
 345    render_fb_resize();
 346 }
 347
 348 VG_STATIC void present_view_with_post_processing(void)
 349 {
 350    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 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    if( cl_blur )
 358    {
 359       shader_blitblur_use();
 360       shader_blitblur_uTexMain( 0 );
 361       shader_blitblur_uTexMotion( 1 );
 362       shader_blitblur_uBlurStrength(cl_blur_strength / (vg.frame_delta*60.0f));
 363
 364       v2f menu_blurring;
 365       //v2_muls( (v2f){ 0.04f, 0.001f }, menu_opacity, menu_blurring );
 366       v2_muls( (v2f){ 0.04f, 0.001f }, 0.0f, menu_blurring );
 367       shader_blitblur_uOverrideDir( menu_blurring );
 368
 369       if( cl_view_id == 0 )
 370          render_fb_bind_texture( gpipeline.fb_main, 0, 0 );
 371       else if( cl_view_id == 1 )
 372          render_fb_bind_texture( gpipeline.fb_main, 1, 0 );
 373       else
 374          render_fb_bind_texture( gpipeline.fb_main, 0, 0 );
 375
 376       render_fb_bind_texture( gpipeline.fb_main, 1, 1 );
 377    }
 378    else
 379    {
 380       shader_blit_use();
 381       shader_blit_uTexMain( 0 );
 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 {
 390    static camera small_cam;      /* DOES NOT NEED TO BE STATIC BUT MINGW
 391                                     SAIS OTHERWISE */
 392
 393    m4x3_copy( main_camera.transform, small_cam.transform );
 394
 395    small_cam.fov = main_camera.fov;
 396    small_cam.nearz = 0.05f;
 397    small_cam.farz  = 60.0f;
 398
 399    camera_update_view( &small_cam );
 400    camera_update_projection( &small_cam );
 401    camera_finalize( &small_cam );
 402
 403    /* Draw player to window buffer and blend background ontop */
 404    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 405    player__render( &small_cam, &localplayer );
 406 }
 407
 408 VG_STATIC void render_scene(void)
 409 {
 410    render_fb_bind( gpipeline.fb_main );
 411    glClearColor( 0.0f, 0.0f, 0.0f, 1.0f );
 412    glClear( GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT|GL_STENCIL_BUFFER_BIT );
 413
 414    /* Draw world */
 415    glEnable( GL_DEPTH_TEST );
 416
 417    world_instance *view_world = localplayer.viewable_world;
 418    render_world( view_world, &main_camera );
 419
 420    int player_transparent = 1,
 421        player_draw        = 1;
 422
 423 #if 0
 424    if( (localplayer.subsystem == k_player_subsystem_dead) ||
 425        (localplayer.camera_mode == k_cam_thirdperson) )
 426       player_transparent = 0;
 427 #endif
 428
 429    if( !player_transparent && player_draw )
 430       player__render( &main_camera, &localplayer );
 431
 432
 433    render_water_texture( view_world, &main_camera );
 434    render_fb_bind( gpipeline.fb_main );
 435    render_water_surface( view_world, &main_camera );
 436    render_world_gates( view_world, &main_camera );
 437
 438    if( player_transparent && player_draw )
 439       render_player_transparent();
 440 }
 441
 442 VG_STATIC void render_menu(void)
 443 {
 444    glClear( GL_DEPTH_BUFFER_BIT );
 445 #if 0
 446    menu_render( &main_camera );
 447 #endif
 448 }
 449
 450 VG_STATIC void render_main_game(void)
 451 {
 452 #if 0
 453    static float fov = 60.0f;
 454    float fov_target = vg_lerpf( 90.0f, 110.0f, cl_fov );
 455
 456    if( player.controller == k_player_controller_skate )
 457       fov_target = vg_lerpf( 97.0f, 135.0f, cl_fov );
 458
 459    if( cl_menu )
 460       fov_target = menu_fov_target;
 461    fov = vg_lerpf( fov, fov_target, vg.frame_delta * 2.0f );
 462    fov = freecam? 60.0f: fov;
 463
 464    main_camera.fov   = fov;
 465 #endif
 466
 467    /* copy camera from player.
 468     * TODO: blend with camera from menu */
 469
 470    /* FIXME: TEMP!! */
 471    player__pre_render( &localplayer );
 472
 473    v3_copy( localplayer.cam.pos, main_camera.pos );
 474    v3_copy( localplayer.cam.angles, main_camera.angles );
 475    main_camera.fov = localplayer.cam.fov;
 476    main_camera.nearz = 0.1f;
 477    main_camera.farz  = 2100.0f;
 478
 479    camera_update_transform( &main_camera );
 480
 481    if( localplayer.gate_waiting )
 482    {
 483       m3x3_mul( localplayer.basis_gate, main_camera.transform,
 484                 main_camera.transform );
 485    }
 486    else
 487    {
 488       m3x3_mul( localplayer.basis, main_camera.transform,
 489                 main_camera.transform );
 490    }
 491
 492    camera_update_view( &main_camera );
 493    camera_update_projection( &main_camera );
 494    camera_finalize( &main_camera );
 495
 496    /* ========== Begin Frame ========== */
 497
 498    render_scene();
 499    present_view_with_post_processing();
 500
 501 #if 0
 502    if( cl_menu )
 503    {
 504       render_menu();
 505       render_player_transparent();
 506    }
 507 #endif
 508
 509    /* =========== End Frame =========== */
 510 }
 511
 512 VG_STATIC void vg_render(void)
 513 {
 514    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 515
 516    glViewport( 0,0, vg.window_x, vg.window_y );
 517    glDisable( GL_DEPTH_TEST );
 518
 519    glClearColor( 1.0f, 0.0f, 0.0f, 0.0f );
 520    glClear( GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT );
 521
 522    render_main_game();
 523
 524    /* Other shite */
 525    glDisable(GL_BLEND);
 526    glDisable( GL_DEPTH_TEST );
 527    vg_lines_drawall( (float *)main_camera.mtx.pv );
 528    glViewport( 0,0, vg.window_x, vg.window_y );
 529 }
 530
 531 VG_STATIC void run_light_widget( struct light_widget *lw );
 532 VG_STATIC void vg_ui(void)
 533 {
 534    player__im_gui( &localplayer );
 535    world_instance *world = get_active_world();
 536
 537 #if 0
 538    menu_crap_ui();
 539 #endif
 540
 541 #if 0
 542    if( cl_light_edit )
 543    {
 544       vg_uictx.cursor[0] = 10;
 545       vg_uictx.cursor[1] = 10;
 546       vg_uictx.cursor[2] = 200;
 547       vg_uictx.cursor[3] = 20;
 548
 549       struct ub_world_lighting *wl = &gpipeline.ub_world_lighting;
 550       struct ui_slider_vector
 551          s5 = { .min=0.0f, .max=2.0f, .len=3, .data=wl->g_ambient_colour };
 552
 553       struct ui_slider
 554          s8 = { .min=0.0f, .max=2.0f, .data = &gpipeline.shadow_spread },
 555          s9 = { .min=0.0f, .max=25.0f, .data = &gpipeline.shadow_length };
 556
 557       for( int i=0; i<3; i++ )
 558          run_light_widget( &gpipeline.widgets[i] );
 559
 560       ui_text( vg_uictx.cursor, "Ambient", 1, 0 );
 561       vg_uictx.cursor[1] += 16;
 562       ui_slider_vector( &s5 );
 563
 564       ui_text( vg_uictx.cursor, "Shadows", 1, 0 );
 565       vg_uictx.cursor[1] += 16;
 566       ui_slider( &s8 );
 567       ui_slider( &s9 );
 568
 569       ui_text( vg_uictx.cursor, "Misc", 1, 0 );
 570       vg_uictx.cursor[1] += 16;
 571       struct ui_checkbox c1 = {.data = &wl->g_light_preview};
 572       ui_checkbox( &c1 );
 573
 574       render_update_lighting_ub();
 575    }
 576 #endif
 577
 578    //glPolygonMode( GL_FRONT_AND_BACK, GL_LINE );
 579    if( cl_ui )
 580    {
 581       render_world_routes_ui( world );
 582    }
 583    //glPolygonMode( GL_FRONT_AND_BACK, GL_FILL );
 584
 585    audio_debug_soundscapes();
 586    render_view_framebuffer_ui();
 587
 588 #if 0
 589    player_physics_gui();
 590 #endif
 591 }
 592
 593 VG_STATIC void run_light_widget( struct light_widget *lw )
 594 {
 595    struct ui_checkbox c1 = { .data=&lw->enabled };
 596
 597    ui_checkbox( &c1 );
 598
 599    if( lw->enabled )
 600    {
 601       struct ui_slider_vector
 602          colour = { .min=0.0f, .max=2.0f, .len=3, .data=lw->colour },
 603          dir    = { .min=-VG_PIf, .max=VG_PIf, .len=2, .data=lw->dir };
 604
 605       ui_slider_vector( &colour );
 606       vg_uictx.cursor[1] += 4;
 607       ui_slider_vector( &dir );
 608    }
 609 }
 610
 611 VG_STATIC void run_debug_info(void)
 612 {
 613 #if 0
 614    char buf[40];
 615
 616    snprintf( buf, 40, "%.2fm/s", v3_length( player.rb.v ) );
 617    ui_text( (ui_px [2]){ 0, 0 }, buf, 1, k_text_align_left );
 618
 619    snprintf( buf, 40, "%.2f %.2f %.2f m/s",
 620          player.phys.a[0], player.phys.a[1], player.phys.a[2] );
 621    ui_text( (ui_px [2]){ 0, 20 }, buf, 1, k_text_align_left );
 622
 623    snprintf( buf, 40, "pos %.2f %.2f %.2f",
 624          player.phys.rb.co[0], player.phys.rb.co[1], player.phys.rb.co[2] );
 625    ui_text( (ui_px [2]){ 0, 40 }, buf, 1, k_text_align_left );
 626
 627    if( vg_input.controller_handle )
 628    {
 629       for( int i=0; i<vg_list_size(vg_input.controller_axises); i++ )
 630       {
 631          snprintf( buf, 40, "%.2f", vg_input.controller_axises[i] );
 632          ui_text( (ui_px [2]){ 0, (i+3)*20 }, buf, 1, k_text_align_left );
 633       }
 634    }
 635    else
 636    {
 637       ui_text( (ui_px [2]){ 0, 60 },
 638             "Gamepad not ready", 1, k_text_align_left );
 639    }
 640 #endif
 641 }