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 #if 0
  23 #include "player.h"
  24 #else
  25 #include "player_interface.h"
  26 #include "player_device_walk.h"
  27 #include "player_device_skate.h"
  28 #include "player_model.h"
  29
  30 /* temp */
  31 VG_STATIC player_interface localplayer;
  32 VG_STATIC struct player_device_walk localplayer_walk;
  33 VG_STATIC struct player_device_skate localplayer_skate;
  34 VG_STATIC struct player_avatar localplayer_avatar;
  35 VG_STATIC glmesh localplayer_meshes[3];
  36
  37 #endif
  38
  39 #include "network.h"
  40
  41 #if 0
  42 #include "menu.h"
  43 #endif
  44 #include "vehicle.h"
  45
  46 static int cl_ui      = 1,
  47            cl_view_id = 0,
  48            cl_light_edit = 0;
  49
  50 int main( int argc, char *argv[] )
  51 {
  52    vg_mem.use_libc_malloc = 0;
  53    vg_set_mem_quota( 128*1024*1024 );
  54    vg_enter( argc, argv, "Voyager Game Engine" );
  55
  56    return 0;
  57 }
  58
  59 VG_STATIC void highscores_save_at_exit(void)
  60 {
  61    highscores_serialize_all();
  62 }
  63
  64 VG_STATIC void vg_launch_opt(void)
  65 {
  66
  67 }
  68
  69 VG_STATIC int __respawn( int argc, const char *argv[] )
  70 {
  71    struct respawn_point *rp = NULL, *r;
  72
  73    if( argc == 1 )
  74    {
  75       for( int i=0; i<world.spawn_count; i++ )
  76       {
  77          r = &world.spawns[i];
  78          if( !strcmp( r->name, argv[0] ) )
  79          {
  80             rp = r;
  81             break;
  82          }
  83       }
  84
  85       if( !rp )
  86          vg_warn( "No spawn named '%s'\n", argv[0] );
  87    }
  88
  89    if( !rp )
  90    {
  91       float min_dist = INFINITY;
  92
  93       for( int i=0; i<world.spawn_count; i++ )
  94       {
  95          r = &world.spawns[i];
  96          float d = v3_dist2( r->co, localplayer.rb.co );
  97
  98          vg_info( "Dist %s : %f\n", r->name, d );
  99          if( d < min_dist )
 100          {
 101             min_dist = d;
 102             rp = r;
 103          }
 104       }
 105    }
 106
 107    if( !rp )
 108    {
 109       vg_error( "No spawn found\n" );
 110
 111       if( !world.spawn_count )
 112          return 0;
 113
 114       rp = &world.spawns[0];
 115    }
 116
 117    player_spawn( &localplayer, rp );
 118    return 1;
 119 }
 120
 121 VG_STATIC void vg_preload(void)
 122 {
 123    g_conf_init();
 124
 125    vg_var_push( (struct vg_var){
 126       .name = "cl_ui",
 127       .data = &cl_ui,
 128       .data_type = k_var_dtype_i32,
 129       .opt_i32 = { .min=0, .max=1, .clamp=1 },
 130       .persistent = 0
 131    });
 132
 133    vg_var_push( (struct vg_var){
 134       .name = "cl_view_id",
 135       .data = &cl_view_id,
 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 = "ledit",
 143       .data = &cl_light_edit,
 144       .data_type = k_var_dtype_i32,
 145       .opt_i32 = { .min=0, .max=1, .clamp=1 },
 146       .persistent = 0
 147    });
 148
 149    vg_function_push( (struct vg_cmd) {
 150       .name = "respawn",
 151       .function = __respawn,
 152       //.poll_suggest = reset_player_poll
 153    });
 154
 155 vg_info(" Copyright  .        . .       -----, ,----- ,---.   .---.  \n" );
 156 vg_info(" 2021-2022  |\\      /| |           /  |      |    | |    /| \n" );
 157 vg_info("            | \\    / | +--        /   +----- +---'  |   / | \n" );
 158 vg_info("            |  \\  /  | |         /    |      |   \\  |  /  | \n" );
 159 vg_info("            |   \\/   | |        /     |      |    \\ | /   | \n" );
 160 vg_info("            '        ' '--' [] '----- '----- '     ' '---'  "
 161         "SOFTWARE\n" );
 162
 163    highscores_init( 2000, 50 );
 164    if( !highscores_read() )
 165       highscores_create_db();
 166
 167    vg_loader_step( NULL, highscores_save_at_exit );
 168
 169    steam_init();
 170    vg_loader_step( NULL, steam_end );
 171    vg_loader_step( network_init, network_end );
 172 }
 173
 174 VG_STATIC void load_playermodels(void)
 175 {
 176    vg_linear_clear( vg_mem.scratch );
 177
 178    /*
 179     * load in other player models. This may need to be more sophisticated in
 180     * the futre if we have more of these guys
 181     */
 182    mdl_context ctx_default,
 183                ctx_outlaw,
 184                ctx_jordan;
 185
 186    mdl_open( &ctx_default, "models/ch_new.mdl" );
 187    mdl_load_metadata( &ctx_default, vg_mem.scratch );
 188    mdl_load_mesh_data( &ctx_default, vg_mem.scratch );
 189    mdl_close( &ctx_default );
 190
 191    mdl_open( &ctx_outlaw, "models/ch_outlaw.mdl" );
 192    mdl_load_metadata( &ctx_outlaw, vg_mem.scratch );
 193    mdl_load_mesh_data( &ctx_outlaw, vg_mem.scratch );
 194    mdl_close( &ctx_outlaw );
 195
 196    mdl_open( &ctx_jordan, "models/ch_jordan.mdl" );
 197    mdl_load_metadata( &ctx_jordan, vg_mem.scratch );
 198    mdl_load_mesh_data( &ctx_jordan, vg_mem.scratch );
 199    mdl_close( &ctx_jordan );
 200
 201    vg_acquire_thread_sync();
 202    {
 203       mdl_unpack_glmesh( &ctx_default, &localplayer_meshes[0] );
 204       mdl_unpack_glmesh( &ctx_outlaw,  &localplayer_meshes[1] );
 205       mdl_unpack_glmesh( &ctx_jordan,  &localplayer_meshes[2] );
 206    }
 207    vg_release_thread_sync();
 208
 209    /* FIXME: hack */
 210    shader_viewchar_register();
 211    vg_acquire_thread_sync();
 212    {
 213       vg_tex2d_init( (vg_tex2d *[]){ &tex_characters }, 1 );
 214    }
 215    vg_release_thread_sync();
 216 }
 217
 218 VG_STATIC void vg_load(void)
 219 {
 220    vg_loader_step( render_init, NULL );
 221    //vg_loader_step( menu_init, NULL );
 222    vg_loader_step( world_init, NULL );
 223    //vg_loader_step( player_init, NULL );
 224    //vg_loader_step( vehicle_init, NULL );
 225    //
 226    //vg_loader_step( player_model_init, NULL );
 227
 228    /* ----------------- */
 229    vg_loader_step( load_playermodels, NULL );
 230
 231    /* player setup */
 232    player_interface_create_player( &localplayer );
 233
 234    player_avatar_load( &localplayer_avatar, "models/ch_new.mdl" );
 235    player_use_avatar( &localplayer, &localplayer_avatar );
 236    player_use_mesh( &localplayer, &localplayer_meshes[0] );
 237    player_use_device( &localplayer, &player_device_walk, &localplayer_walk );
 238    player_use_device( &localplayer, &player_device_skate, &localplayer_skate );
 239
 240    /* --------------------- */
 241
 242    vg_bake_shaders();
 243    vg_loader_step( audio_init, audio_free );
 244    world_audio_init();
 245
 246    /* 'systems' are completely loaded now */
 247    strcpy( world.world_name, "maps/mp_mtzero.mdl" );
 248    strcpy( world.world_name, "maps/mp_gridmap.mdl" );
 249    world_load();
 250    vg_console_load_autos();
 251 }
 252
 253 VG_STATIC void vg_start(void)
 254 {
 255    __respawn( 1, (const char *[]){ "start" } );
 256 }
 257
 258 VG_STATIC void draw_origin_axis(void)
 259 {
 260    vg_line( (v3f){ 0.0f, 0.0f, 0.0f }, (v3f){ 1.0f, 0.0f, 0.0f }, 0xffff0000 );
 261    vg_line( (v3f){ 0.0f, 0.0f, 0.0f }, (v3f){ 0.0f, 1.0f, 0.0f }, 0xff00ff00 );
 262    vg_line( (v3f){ 0.0f, 0.0f, 0.0f }, (v3f){ 0.0f, 0.0f, 1.0f }, 0xff0000ff );
 263 }
 264
 265 VG_STATIC void vg_update(void)
 266 {
 267    steam_update();
 268
 269    if( vg.is_loaded )
 270    {
 271       draw_origin_axis();
 272       network_update();
 273
 274 #if 0
 275       if( !gzoomer.inside )
 276          player_update_pre();
 277 #endif
 278
 279       player_pre_update( &localplayer );
 280       world_update( localplayer.rb.co );
 281    }
 282 }
 283
 284 VG_STATIC void vg_update_fixed(void)
 285 {
 286    if( vg.is_loaded )
 287    {
 288 #if 0
 289       if( !gzoomer.inside )
 290          player_update_fixed();
 291
 292       vehicle_update_fixed();
 293 #endif
 294
 295       player_update( &localplayer );
 296    }
 297 }
 298
 299 VG_STATIC void vg_update_post(void)
 300 {
 301    if( vg.is_loaded )
 302    {
 303 #if 0
 304       if( gzoomer.inside )
 305       {
 306          vehicle_camera();
 307       }
 308       else
 309       {
 310          player_update_post();
 311       }
 312 #endif
 313
 314       player_post_update( &localplayer, &main_camera );
 315
 316 #if 0
 317       menu_update();
 318       vehicle_update_post();
 319 #endif
 320    }
 321 }
 322
 323 VG_STATIC void vg_framebuffer_resize( int w, int h )
 324 {
 325    render_fb_resize();
 326 }
 327
 328 VG_STATIC void present_view_with_post_processing(void)
 329 {
 330    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 331
 332    glEnable(GL_BLEND);
 333    glDisable(GL_DEPTH_TEST);
 334    glBlendFunc(GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA);
 335    glBlendEquation(GL_FUNC_ADD);
 336
 337    if( cl_blur )
 338    {
 339       shader_blitblur_use();
 340       shader_blitblur_uTexMain( 0 );
 341       shader_blitblur_uTexMotion( 1 );
 342       shader_blitblur_uBlurStrength(cl_blur_strength / (vg.frame_delta*60.0f));
 343
 344       v2f menu_blurring;
 345       //v2_muls( (v2f){ 0.04f, 0.001f }, menu_opacity, menu_blurring );
 346       v2_muls( (v2f){ 0.04f, 0.001f }, 0.0f, menu_blurring );
 347       shader_blitblur_uOverrideDir( menu_blurring );
 348
 349       if( cl_view_id == 0 )
 350          render_fb_bind_texture( gpipeline.fb_main, 0, 0 );
 351       else if( cl_view_id == 1 )
 352          render_fb_bind_texture( gpipeline.fb_main, 1, 0 );
 353       else
 354          render_fb_bind_texture( gpipeline.fb_main, 0, 0 );
 355
 356       render_fb_bind_texture( gpipeline.fb_main, 1, 1 );
 357    }
 358    else
 359    {
 360       shader_blit_use();
 361       shader_blit_uTexMain( 0 );
 362       render_fb_bind_texture( gpipeline.fb_main, 0, 0 );
 363    }
 364
 365    render_fsquad();
 366 }
 367
 368 VG_STATIC void render_player_transparent(void)
 369 {
 370    static camera small_cam;      /* DOES NOT NEED TO BE STATIC BUT MINGW
 371                                     SAIS OTHERWISE */
 372
 373    m4x3_copy( main_camera.transform, small_cam.transform );
 374
 375    small_cam.fov = main_camera.fov;
 376    small_cam.nearz = 0.05f;
 377    small_cam.farz  = 60.0f;
 378
 379    camera_update_view( &small_cam );
 380    camera_update_projection( &small_cam );
 381    camera_finalize( &small_cam );
 382
 383    /* Draw player to window buffer and blend background ontop */
 384    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 385    player_render( &small_cam, &localplayer );
 386 }
 387
 388 VG_STATIC void render_scene(void)
 389 {
 390    render_fb_bind( gpipeline.fb_main );
 391    glClearColor( 0.0f, 0.0f, 0.0f, 1.0f );
 392    glClear( GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT|GL_STENCIL_BUFFER_BIT );
 393
 394    /* Draw world */
 395    glEnable( GL_DEPTH_TEST );
 396
 397    render_world( &main_camera );
 398
 399
 400
 401    int player_transparent = 1,
 402        player_draw        = 1;
 403
 404    if( !player_transparent && player_draw )
 405       player_render( &main_camera, &localplayer );
 406
 407    render_water_texture( &main_camera );
 408    render_fb_bind( gpipeline.fb_main );
 409    render_water_surface( &main_camera );
 410    render_world_gates( &main_camera );
 411
 412    if( player_transparent && player_draw )
 413       render_player_transparent();
 414 }
 415
 416 VG_STATIC void render_menu(void)
 417 {
 418    glClear( GL_DEPTH_BUFFER_BIT );
 419 #if 0
 420    menu_render( &main_camera );
 421 #endif
 422 }
 423
 424 VG_STATIC void render_main_game(void)
 425 {
 426 #if 0
 427    static float fov = 60.0f;
 428    float fov_target = vg_lerpf( 90.0f, 110.0f, cl_fov );
 429
 430    if( player.controller == k_player_controller_skate )
 431       fov_target = vg_lerpf( 97.0f, 135.0f, cl_fov );
 432
 433    if( cl_menu )
 434       fov_target = menu_fov_target;
 435    fov = vg_lerpf( fov, fov_target, vg.frame_delta * 2.0f );
 436    fov = freecam? 60.0f: fov;
 437
 438    main_camera.fov   = fov;
 439 #endif
 440
 441    /* copy camera from player.
 442     * TODO: blend with camera from menu */
 443
 444    /* FIXME: TEMP!! */
 445    player_pre_render( &localplayer );
 446
 447    v3_copy( localplayer.cam.pos, main_camera.pos );
 448    v3_copy( localplayer.cam.angles, main_camera.angles );
 449    main_camera.fov = localplayer.cam.fov;
 450    main_camera.nearz = 0.1f;
 451    main_camera.farz  = 2100.0f;
 452
 453    camera_update_transform( &main_camera );
 454    camera_update_view( &main_camera );
 455    camera_update_projection( &main_camera );
 456    camera_finalize( &main_camera );
 457
 458    /* ========== Begin Frame ========== */
 459
 460    render_scene();
 461    present_view_with_post_processing();
 462
 463 #if 0
 464    if( cl_menu )
 465    {
 466       render_menu();
 467       render_player_transparent();
 468    }
 469 #endif
 470
 471    /* =========== End Frame =========== */
 472 }
 473
 474 VG_STATIC void vg_render(void)
 475 {
 476    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 477
 478    glViewport( 0,0, vg.window_x, vg.window_y );
 479    glDisable( GL_DEPTH_TEST );
 480
 481    glClearColor( 1.0f, 0.0f, 0.0f, 0.0f );
 482    glClear( GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT );
 483
 484    render_main_game();
 485
 486    /* Other shite */
 487    glDisable(GL_BLEND);
 488    glDisable( GL_DEPTH_TEST );
 489    vg_lines_drawall( (float *)main_camera.mtx.pv );
 490    glViewport( 0,0, vg.window_x, vg.window_y );
 491 }
 492
 493 VG_STATIC void run_light_widget( struct light_widget *lw );
 494 VG_STATIC void vg_ui(void)
 495 {
 496    player_ui( &localplayer );
 497
 498 #if 0
 499    menu_crap_ui();
 500 #endif
 501
 502    if( cl_light_edit )
 503    {
 504       vg_uictx.cursor[0] = 10;
 505       vg_uictx.cursor[1] = 10;
 506       vg_uictx.cursor[2] = 200;
 507       vg_uictx.cursor[3] = 20;
 508
 509       struct ub_world_lighting *wl = &gpipeline.ub_world_lighting;
 510       struct ui_slider_vector
 511          s5 = { .min=0.0f, .max=2.0f, .len=3, .data=wl->g_ambient_colour };
 512
 513       struct ui_slider
 514          s8 = { .min=0.0f, .max=2.0f, .data = &gpipeline.shadow_spread },
 515          s9 = { .min=0.0f, .max=25.0f, .data = &gpipeline.shadow_length };
 516
 517       for( int i=0; i<3; i++ )
 518          run_light_widget( &gpipeline.widgets[i] );
 519
 520       ui_text( vg_uictx.cursor, "Ambient", 1, 0 );
 521       vg_uictx.cursor[1] += 16;
 522       ui_slider_vector( &s5 );
 523
 524       ui_text( vg_uictx.cursor, "Shadows", 1, 0 );
 525       vg_uictx.cursor[1] += 16;
 526       ui_slider( &s8 );
 527       ui_slider( &s9 );
 528
 529       ui_text( vg_uictx.cursor, "Misc", 1, 0 );
 530       vg_uictx.cursor[1] += 16;
 531       struct ui_checkbox c1 = {.data = &wl->g_light_preview};
 532       ui_checkbox( &c1 );
 533
 534       render_update_lighting_ub();
 535    }
 536
 537    //glPolygonMode( GL_FRONT_AND_BACK, GL_LINE );
 538    if( cl_ui )
 539    {
 540       render_world_routes_ui();
 541    }
 542    //glPolygonMode( GL_FRONT_AND_BACK, GL_FILL );
 543
 544    audio_debug_soundscapes();
 545    render_view_framebuffer_ui();
 546
 547 #if 0
 548    player_physics_gui();
 549 #endif
 550 }
 551
 552 VG_STATIC void run_light_widget( struct light_widget *lw )
 553 {
 554    struct ui_checkbox c1 = { .data=&lw->enabled };
 555
 556    ui_checkbox( &c1 );
 557
 558    if( lw->enabled )
 559    {
 560       struct ui_slider_vector
 561          colour = { .min=0.0f, .max=2.0f, .len=3, .data=lw->colour },
 562          dir    = { .min=-VG_PIf, .max=VG_PIf, .len=2, .data=lw->dir };
 563
 564       ui_slider_vector( &colour );
 565       vg_uictx.cursor[1] += 4;
 566       ui_slider_vector( &dir );
 567    }
 568 }
 569
 570 VG_STATIC void run_debug_info(void)
 571 {
 572 #if 0
 573    char buf[40];
 574
 575    snprintf( buf, 40, "%.2fm/s", v3_length( player.rb.v ) );
 576    ui_text( (ui_px [2]){ 0, 0 }, buf, 1, k_text_align_left );
 577
 578    snprintf( buf, 40, "%.2f %.2f %.2f m/s",
 579          player.phys.a[0], player.phys.a[1], player.phys.a[2] );
 580    ui_text( (ui_px [2]){ 0, 20 }, buf, 1, k_text_align_left );
 581
 582    snprintf( buf, 40, "pos %.2f %.2f %.2f",
 583          player.phys.rb.co[0], player.phys.rb.co[1], player.phys.rb.co[2] );
 584    ui_text( (ui_px [2]){ 0, 40 }, buf, 1, k_text_align_left );
 585
 586    if( vg_input.controller_handle )
 587    {
 588       for( int i=0; i<vg_list_size(vg_input.controller_axises); i++ )
 589       {
 590          snprintf( buf, 40, "%.2f", vg_input.controller_axises[i] );
 591          ui_text( (ui_px [2]){ 0, (i+3)*20 }, buf, 1, k_text_align_left );
 592       }
 593    }
 594    else
 595    {
 596       ui_text( (ui_px [2]){ 0, 60 },
 597             "Gamepad not ready", 1, k_text_align_left );
 598    }
 599 #endif
 600 }