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_load( &world_global.worlds[2], "maps/mp_mtzero.mdl" );
 269    world_link_nonlocal_gates( 0, 1 );
 270    world_link_nonlocal_gates( 0, 2 );
 271
 272    vg_console_load_autos();
 273 }
 274
 275 VG_STATIC void vg_start(void)
 276 {
 277    __respawn( 1, (const char *[]){ "start" } );
 278 }
 279
 280 VG_STATIC void draw_origin_axis(void)
 281 {
 282    vg_line( (v3f){ 0.0f, 0.0f, 0.0f }, (v3f){ 1.0f, 0.0f, 0.0f }, 0xffff0000 );
 283    vg_line( (v3f){ 0.0f, 0.0f, 0.0f }, (v3f){ 0.0f, 1.0f, 0.0f }, 0xff00ff00 );
 284    vg_line( (v3f){ 0.0f, 0.0f, 0.0f }, (v3f){ 0.0f, 0.0f, 1.0f }, 0xff0000ff );
 285 }
 286
 287 VG_STATIC void vg_update(void)
 288 {
 289    steam_update();
 290
 291    if( vg.is_loaded )
 292    {
 293       draw_origin_axis();
 294       network_update();
 295
 296 #if 0
 297       if( !gzoomer.inside )
 298          player_update_pre();
 299 #endif
 300
 301       player__pre_update( &localplayer );
 302       world_update( get_active_world(), localplayer.rb.co );
 303    }
 304 }
 305
 306 VG_STATIC void vg_update_fixed(void)
 307 {
 308    if( vg.is_loaded )
 309    {
 310 #if 0
 311       if( !gzoomer.inside )
 312          player_update_fixed();
 313
 314       vehicle_update_fixed();
 315 #endif
 316
 317       player__update( &localplayer );
 318    }
 319 }
 320
 321 VG_STATIC void vg_update_post(void)
 322 {
 323    if( vg.is_loaded )
 324    {
 325 #if 0
 326       if( gzoomer.inside )
 327       {
 328          vehicle_camera();
 329       }
 330       else
 331       {
 332          player_update_post();
 333       }
 334 #endif
 335
 336       player__post_update( &localplayer );
 337
 338 #if 0
 339       menu_update();
 340       vehicle_update_post();
 341 #endif
 342    }
 343 }
 344
 345 VG_STATIC void vg_framebuffer_resize( int w, int h )
 346 {
 347    render_fb_resize();
 348 }
 349
 350 VG_STATIC void present_view_with_post_processing(void)
 351 {
 352    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 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    if( cl_blur )
 360    {
 361       shader_blitblur_use();
 362       shader_blitblur_uTexMain( 0 );
 363       shader_blitblur_uTexMotion( 1 );
 364       shader_blitblur_uBlurStrength(cl_blur_strength / (vg.frame_delta*60.0f));
 365
 366       v2f menu_blurring;
 367       //v2_muls( (v2f){ 0.04f, 0.001f }, menu_opacity, menu_blurring );
 368       v2_muls( (v2f){ 0.04f, 0.001f }, 0.0f, menu_blurring );
 369       shader_blitblur_uOverrideDir( menu_blurring );
 370
 371       if( cl_view_id == 0 )
 372          render_fb_bind_texture( gpipeline.fb_main, 0, 0 );
 373       else if( cl_view_id == 1 )
 374          render_fb_bind_texture( gpipeline.fb_main, 1, 0 );
 375       else
 376          render_fb_bind_texture( gpipeline.fb_main, 0, 0 );
 377
 378       render_fb_bind_texture( gpipeline.fb_main, 1, 1 );
 379    }
 380    else
 381    {
 382       shader_blit_use();
 383       shader_blit_uTexMain( 0 );
 384       render_fb_bind_texture( gpipeline.fb_main, 0, 0 );
 385    }
 386
 387    render_fsquad();
 388 }
 389
 390 VG_STATIC void render_player_transparent(void)
 391 {
 392    static camera small_cam;      /* DOES NOT NEED TO BE STATIC BUT MINGW
 393                                     SAIS OTHERWISE */
 394
 395    m4x3_copy( main_camera.transform, small_cam.transform );
 396
 397    small_cam.fov = main_camera.fov;
 398    small_cam.nearz = 0.05f;
 399    small_cam.farz  = 60.0f;
 400
 401    camera_update_view( &small_cam );
 402    camera_update_projection( &small_cam );
 403    camera_finalize( &small_cam );
 404
 405    /* Draw player to window buffer and blend background ontop */
 406    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 407    player__render( &small_cam, &localplayer );
 408 }
 409
 410 VG_STATIC void render_scene(void)
 411 {
 412    render_fb_bind( gpipeline.fb_main );
 413    glClearColor( 0.0f, 0.0f, 0.0f, 1.0f );
 414    glClear( GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT|GL_STENCIL_BUFFER_BIT );
 415
 416    /* Draw world */
 417    glEnable( GL_DEPTH_TEST );
 418
 419    world_instance *view_world = localplayer.viewable_world;
 420    render_world( view_world, &main_camera );
 421
 422    int player_transparent = 1,
 423        player_draw        = 1;
 424
 425 #if 0
 426    if( (localplayer.subsystem == k_player_subsystem_dead) ||
 427        (localplayer.camera_mode == k_cam_thirdperson) )
 428       player_transparent = 0;
 429 #endif
 430
 431    if( !player_transparent && player_draw )
 432       player__render( &main_camera, &localplayer );
 433
 434
 435    render_water_texture( view_world, &main_camera );
 436    render_fb_bind( gpipeline.fb_main );
 437    render_water_surface( view_world, &main_camera );
 438    render_world_gates( view_world, &main_camera );
 439
 440    if( player_transparent && player_draw )
 441       render_player_transparent();
 442 }
 443
 444 VG_STATIC void render_menu(void)
 445 {
 446    glClear( GL_DEPTH_BUFFER_BIT );
 447 #if 0
 448    menu_render( &main_camera );
 449 #endif
 450 }
 451
 452 VG_STATIC void render_main_game(void)
 453 {
 454 #if 0
 455    static float fov = 60.0f;
 456    float fov_target = vg_lerpf( 90.0f, 110.0f, cl_fov );
 457
 458    if( player.controller == k_player_controller_skate )
 459       fov_target = vg_lerpf( 97.0f, 135.0f, cl_fov );
 460
 461    if( cl_menu )
 462       fov_target = menu_fov_target;
 463    fov = vg_lerpf( fov, fov_target, vg.frame_delta * 2.0f );
 464    fov = freecam? 60.0f: fov;
 465
 466    main_camera.fov   = fov;
 467 #endif
 468
 469    /* copy camera from player.
 470     * TODO: blend with camera from menu */
 471
 472    /* FIXME: TEMP!! */
 473    player__pre_render( &localplayer );
 474
 475    v3_copy( localplayer.cam.pos, main_camera.pos );
 476    v3_copy( localplayer.cam.angles, main_camera.angles );
 477    main_camera.fov = localplayer.cam.fov;
 478    main_camera.nearz = 0.1f;
 479    main_camera.farz  = 2100.0f;
 480
 481    camera_update_transform( &main_camera );
 482
 483    if( localplayer.gate_waiting )
 484    {
 485       m3x3_mul( localplayer.basis_gate, main_camera.transform,
 486                 main_camera.transform );
 487    }
 488    else
 489    {
 490       m3x3_mul( localplayer.basis, main_camera.transform,
 491                 main_camera.transform );
 492    }
 493
 494    camera_update_view( &main_camera );
 495    camera_update_projection( &main_camera );
 496    camera_finalize( &main_camera );
 497
 498    /* ========== Begin Frame ========== */
 499
 500    render_scene();
 501    present_view_with_post_processing();
 502
 503 #if 0
 504    if( cl_menu )
 505    {
 506       render_menu();
 507       render_player_transparent();
 508    }
 509 #endif
 510
 511    /* =========== End Frame =========== */
 512 }
 513
 514 VG_STATIC void vg_render(void)
 515 {
 516    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 517
 518    glViewport( 0,0, vg.window_x, vg.window_y );
 519    glDisable( GL_DEPTH_TEST );
 520
 521    glClearColor( 1.0f, 0.0f, 0.0f, 0.0f );
 522    glClear( GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT );
 523
 524    render_main_game();
 525
 526    /* Other shite */
 527    glDisable(GL_BLEND);
 528    glDisable( GL_DEPTH_TEST );
 529    vg_lines_drawall( (float *)main_camera.mtx.pv );
 530    glViewport( 0,0, vg.window_x, vg.window_y );
 531 }
 532
 533 VG_STATIC void run_light_widget( struct light_widget *lw );
 534 VG_STATIC void vg_ui(void)
 535 {
 536    player__im_gui( &localplayer );
 537    world_instance *world = get_active_world();
 538
 539 #if 0
 540    menu_crap_ui();
 541 #endif
 542
 543 #if 0
 544    if( cl_light_edit )
 545    {
 546       vg_uictx.cursor[0] = 10;
 547       vg_uictx.cursor[1] = 10;
 548       vg_uictx.cursor[2] = 200;
 549       vg_uictx.cursor[3] = 20;
 550
 551       struct ub_world_lighting *wl = &gpipeline.ub_world_lighting;
 552       struct ui_slider_vector
 553          s5 = { .min=0.0f, .max=2.0f, .len=3, .data=wl->g_ambient_colour };
 554
 555       struct ui_slider
 556          s8 = { .min=0.0f, .max=2.0f, .data = &gpipeline.shadow_spread },
 557          s9 = { .min=0.0f, .max=25.0f, .data = &gpipeline.shadow_length };
 558
 559       for( int i=0; i<3; i++ )
 560          run_light_widget( &gpipeline.widgets[i] );
 561
 562       ui_text( vg_uictx.cursor, "Ambient", 1, 0 );
 563       vg_uictx.cursor[1] += 16;
 564       ui_slider_vector( &s5 );
 565
 566       ui_text( vg_uictx.cursor, "Shadows", 1, 0 );
 567       vg_uictx.cursor[1] += 16;
 568       ui_slider( &s8 );
 569       ui_slider( &s9 );
 570
 571       ui_text( vg_uictx.cursor, "Misc", 1, 0 );
 572       vg_uictx.cursor[1] += 16;
 573       struct ui_checkbox c1 = {.data = &wl->g_light_preview};
 574       ui_checkbox( &c1 );
 575
 576       render_update_lighting_ub();
 577    }
 578 #endif
 579
 580    //glPolygonMode( GL_FRONT_AND_BACK, GL_LINE );
 581    if( cl_ui )
 582    {
 583       render_world_routes_ui( world );
 584    }
 585    //glPolygonMode( GL_FRONT_AND_BACK, GL_FILL );
 586
 587    audio_debug_soundscapes();
 588    render_view_framebuffer_ui();
 589
 590 #if 0
 591    player_physics_gui();
 592 #endif
 593 }
 594
 595 VG_STATIC void run_light_widget( struct light_widget *lw )
 596 {
 597    struct ui_checkbox c1 = { .data=&lw->enabled };
 598
 599    ui_checkbox( &c1 );
 600
 601    if( lw->enabled )
 602    {
 603       struct ui_slider_vector
 604          colour = { .min=0.0f, .max=2.0f, .len=3, .data=lw->colour },
 605          dir    = { .min=-VG_PIf, .max=VG_PIf, .len=2, .data=lw->dir };
 606
 607       ui_slider_vector( &colour );
 608       vg_uictx.cursor[1] += 4;
 609       ui_slider_vector( &dir );
 610    }
 611 }
 612
 613 VG_STATIC void run_debug_info(void)
 614 {
 615 #if 0
 616    char buf[40];
 617
 618    snprintf( buf, 40, "%.2fm/s", v3_length( player.rb.v ) );
 619    ui_text( (ui_px [2]){ 0, 0 }, buf, 1, k_text_align_left );
 620
 621    snprintf( buf, 40, "%.2f %.2f %.2f m/s",
 622          player.phys.a[0], player.phys.a[1], player.phys.a[2] );
 623    ui_text( (ui_px [2]){ 0, 20 }, buf, 1, k_text_align_left );
 624
 625    snprintf( buf, 40, "pos %.2f %.2f %.2f",
 626          player.phys.rb.co[0], player.phys.rb.co[1], player.phys.rb.co[2] );
 627    ui_text( (ui_px [2]){ 0, 40 }, buf, 1, k_text_align_left );
 628
 629    if( vg_input.controller_handle )
 630    {
 631       for( int i=0; i<vg_list_size(vg_input.controller_axises); i++ )
 632       {
 633          snprintf( buf, 40, "%.2f", vg_input.controller_axises[i] );
 634          ui_text( (ui_px [2]){ 0, (i+3)*20 }, buf, 1, k_text_align_left );
 635       }
 636    }
 637    else
 638    {
 639       ui_text( (ui_px [2]){ 0, 60 },
 640             "Gamepad not ready", 1, k_text_align_left );
 641    }
 642 #endif
 643 }