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 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 player_instance *tmp_localplayer(void)
  31 {
  32    return &localplayer;
  33 }
  34
  35 #include "network.h"
  36 #include "menu.h"
  37 #include "vehicle.h"
  38
  39 static int cl_ui      = 1,
  40            cl_light_edit = 0;
  41
  42 int main( int argc, char *argv[] )
  43 {
  44    vg_mem.use_libc_malloc = 0;
  45    vg_set_mem_quota( 160*1024*1024 );
  46    vg_enter( argc, argv, "Voyager Game Engine" );
  47
  48    return 0;
  49 }
  50
  51 VG_STATIC void highscores_save_at_exit(void)
  52 {
  53    highscores_serialize_all();
  54 }
  55
  56 VG_STATIC void vg_launch_opt(void)
  57 {
  58
  59 }
  60
  61 VG_STATIC int __kill( int argc, const char *argv[] )
  62 {
  63 #if 0
  64    player_use_device( &localplayer, &player_device_dead, &localplayer_dead );
  65 #endif
  66    return 0;
  67 }
  68
  69 VG_STATIC int __respawn( int argc, const char *argv[] )
  70 {
  71    ent_spawn *rp = NULL, *r;
  72    world_instance *world = get_active_world();
  73
  74    if( argc == 1 ){
  75       for( u32 i=0; i<mdl_arrcount(&world->ent_spawn); i++ ){
  76          r = mdl_arritm( &world->ent_spawn, i );
  77          if( !strcmp( mdl_pstr(&world->meta, r->pstr_name),argv[0] ) ){
  78             rp = r;
  79             break;
  80          }
  81       }
  82
  83       if( !rp )
  84          vg_warn( "No spawn named '%s'\n", argv[0] );
  85    }
  86
  87    if( !rp ){
  88       float min_dist = INFINITY;
  89
  90       for( u32 i=0; i<mdl_arrcount(&world->ent_spawn); i++ ){
  91          r = mdl_arritm( &world->ent_spawn, i );
  92          float d = v3_dist2( r->transform.co, localplayer.rb.co );
  93
  94          if( d < min_dist ){
  95             min_dist = d;
  96             rp = r;
  97          }
  98       }
  99    }
 100
 101    if( !rp ){
 102       vg_error( "No spawn found\n" );
 103
 104       if( !mdl_arrcount(&world->ent_spawn) )
 105          return 0;
 106
 107       rp = mdl_arritm( &world->ent_spawn, 0 );
 108    }
 109
 110    player__spawn( &localplayer, rp );
 111    return 1;
 112 }
 113
 114 VG_STATIC void vg_preload(void)
 115 {
 116    g_conf_init();
 117
 118    common_var_temp();
 119
 120    vg_var_push( (struct vg_var){
 121       .name = "cl_ui",
 122       .data = &cl_ui,
 123       .data_type = k_var_dtype_i32,
 124       .opt_i32 = { .min=0, .max=1, .clamp=1 },
 125       .persistent = 0
 126    });
 127
 128    vg_var_push( (struct vg_var){
 129       .name = "ledit",
 130       .data = &cl_light_edit,
 131       .data_type = k_var_dtype_i32,
 132       .opt_i32 = { .min=0, .max=1, .clamp=1 },
 133       .persistent = 0
 134    });
 135
 136    vg_function_push( (struct vg_cmd) {
 137       .name = "respawn",
 138       .function = __respawn,
 139       //.poll_suggest = reset_player_poll
 140    });
 141
 142    vg_function_push( (struct vg_cmd) {
 143       .name = "ded",
 144       .function = __kill,
 145       //.poll_suggest = reset_player_poll
 146    });
 147
 148 vg_info(" Copyright  .        . .       -----, ,----- ,---.   .---.  \n" );
 149 vg_info(" 2021-2022  |\\      /| |           /  |      |    | |    /| \n" );
 150 vg_info("            | \\    / | +--        /   +----- +---'  |   / | \n" );
 151 vg_info("            |  \\  /  | |         /    |      |   \\  |  /  | \n" );
 152 vg_info("            |   \\/   | |        /     |      |    \\ | /   | \n" );
 153 vg_info("            '        ' '--' [] '----- '----- '     ' '---'  "
 154         "SOFTWARE\n" );
 155
 156    highscores_init( 2000, 50 );
 157    if( !highscores_read() )
 158       highscores_create_db();
 159
 160    vg_loader_step( NULL, highscores_save_at_exit );
 161
 162    steam_init();
 163    vg_loader_step( NULL, steam_end );
 164    vg_loader_step( network_init, network_end );
 165 }
 166
 167 VG_STATIC void load_playermodels(void)
 168 {
 169    vg_linear_clear( vg_mem.scratch );
 170
 171    /*
 172     * load in other player models. This may need to be more sophisticated in
 173     * the futre if we have more of these guys
 174     */
 175    mdl_context ctx_default,
 176                ctx_outlaw,
 177                ctx_jordan;
 178
 179    mdl_open( &ctx_default, "models/ch_new.mdl", vg_mem.scratch );
 180    mdl_load_metadata_block( &ctx_default, vg_mem.scratch );
 181    mdl_load_mesh_block( &ctx_default, vg_mem.scratch );
 182    mdl_close( &ctx_default );
 183
 184    mdl_open( &ctx_outlaw, "models/ch_outlaw.mdl", vg_mem.scratch );
 185    mdl_load_metadata_block( &ctx_outlaw, vg_mem.scratch );
 186    mdl_load_mesh_block( &ctx_outlaw, vg_mem.scratch );
 187    mdl_close( &ctx_outlaw );
 188
 189    mdl_open( &ctx_jordan, "models/ch_jordan.mdl", vg_mem.scratch );
 190    mdl_load_metadata_block( &ctx_jordan, vg_mem.scratch );
 191    mdl_load_mesh_block( &ctx_jordan, vg_mem.scratch );
 192    mdl_close( &ctx_jordan );
 193
 194    vg_acquire_thread_sync();
 195    {
 196       mdl_unpack_glmesh( &ctx_default, &localplayer_meshes[0] );
 197       mdl_unpack_glmesh( &ctx_outlaw,  &localplayer_meshes[1] );
 198       mdl_unpack_glmesh( &ctx_jordan,  &localplayer_meshes[2] );
 199    }
 200    vg_release_thread_sync();
 201
 202    /* FIXME: hack */
 203    shader_model_character_view_register();
 204    vg_acquire_thread_sync();
 205    {
 206       vg_tex2d_init( (vg_tex2d *[]){ &localplayer_texture }, 1 );
 207    }
 208    vg_release_thread_sync();
 209 }
 210
 211 void temp_update_playermodel(void){
 212    player__use_mesh( &localplayer, &localplayer_meshes[cl_playermdl_id] );
 213 }
 214
 215 VG_STATIC void vg_load(void)
 216 {
 217    vg_loader_step( render_init, NULL );
 218    vg_loader_step( menu_init, NULL );
 219    vg_loader_step( world_init, NULL );
 220    //vg_loader_step( player_init, NULL );
 221    //vg_loader_step( vehicle_init, NULL );
 222    //
 223    //vg_loader_step( player_model_init, NULL );
 224
 225    /* ----------------- */
 226    vg_loader_step( load_playermodels, NULL );
 227
 228    /* player setup */
 229    player__create( &localplayer );
 230    player_avatar_load( &localplayer_avatar, "models/ch_new.mdl" );
 231    player__use_avatar( &localplayer, &localplayer_avatar );
 232    player__use_mesh( &localplayer, &localplayer_meshes[cl_playermdl_id] );
 233    player__use_texture( &localplayer, &localplayer_texture );
 234    player__bind( &localplayer );
 235
 236    /* --------------------- */
 237
 238    vg_bake_shaders();
 239    vg_loader_step( audio_init, audio_free );
 240
 241    /* 'systems' are completely loaded now */
 242
 243    /* load home world */
 244    //world_load( &world_global.worlds[0], "maps/mp_gridmap.mdl" );
 245    world_load( &world_global.worlds[0], "maps/mp_mtzero.mdl" );
 246
 247 #if 0
 248    world_load( &world_global.worlds[1], "maps/mp_gridmap.mdl" );
 249    world_link_nonlocal_gates( 0, 1 );
 250    world_load( &world_global.worlds[2], "maps/mp_mtzero.mdl" );
 251    world_link_nonlocal_gates( 0, 2 );
 252 #endif
 253
 254    vg_console_load_autos();
 255 }
 256
 257 VG_STATIC void vg_start(void)
 258 {
 259    __respawn( 1, (const char *[]){ "start" } );
 260 }
 261
 262 VG_STATIC void draw_origin_axis(void)
 263 {
 264    vg_line( (v3f){ 0.0f, 0.0f, 0.0f }, (v3f){ 1.0f, 0.0f, 0.0f }, 0xffff0000 );
 265    vg_line( (v3f){ 0.0f, 0.0f, 0.0f }, (v3f){ 0.0f, 1.0f, 0.0f }, 0xff00ff00 );
 266    vg_line( (v3f){ 0.0f, 0.0f, 0.0f }, (v3f){ 0.0f, 0.0f, 1.0f }, 0xff0000ff );
 267 }
 268
 269 VG_STATIC void vg_update(void)
 270 {
 271    steam_update();
 272
 273    if( vg.is_loaded )
 274    {
 275       draw_origin_axis();
 276       network_update();
 277
 278 #if 0
 279       if( !gzoomer.inside )
 280          player_update_pre();
 281 #endif
 282
 283       player__pre_update( &localplayer );
 284       world_update( get_active_world(), localplayer.rb.co );
 285
 286       audio_update();
 287    }
 288 }
 289
 290 VG_STATIC void vg_update_fixed(void)
 291 {
 292    if( vg.is_loaded )
 293    {
 294 #if 0
 295       if( !gzoomer.inside )
 296          player_update_fixed();
 297
 298       vehicle_update_fixed();
 299 #endif
 300
 301       player__update( &localplayer );
 302    }
 303 }
 304
 305 VG_STATIC void vg_update_post(void)
 306 {
 307    if( vg.is_loaded )
 308    {
 309 #if 0
 310       if( gzoomer.inside )
 311       {
 312          vehicle_camera();
 313       }
 314       else
 315       {
 316          player_update_post();
 317       }
 318 #endif
 319
 320       player__post_update( &localplayer );
 321
 322
 323       float inr3 = 0.57735027,
 324             inr2 = 0.70710678118;
 325
 326       v3f sample_directions[] = {
 327          { -1.0f,  0.0f,  0.0f },
 328          {  1.0f,  0.0f,  0.0f },
 329          {  0.0f,  0.0f,  1.0f },
 330          {  0.0f,  0.0f, -1.0f },
 331          {  0.0f,  1.0f,  0.0f },
 332          {  0.0f, -1.0f,  0.0f },
 333          { -inr3,  inr3,  inr3 },
 334          {  inr3,  inr3,  inr3 },
 335          { -inr3,  inr3, -inr3 },
 336          {  inr3,  inr3, -inr3 },
 337          { -inr2,  0.0f,  inr2 },
 338          {  inr2,  0.0f,  inr2 },
 339          { -inr2,  0.0f, -inr2 },
 340          {  inr2,  0.0f, -inr2 },
 341       };
 342
 343       static int si = 0;
 344       static float distances[16];
 345
 346       ray_hit ray;
 347       ray.dist = 5.0f;
 348
 349       v3f rc, rd, ro;
 350       v3_copy( sample_directions[ si ], rd );
 351       v3_add( localplayer.rb.co, (v3f){0.0f,1.5f,0.0f}, ro );
 352       v3_copy( ro, rc );
 353
 354       float dist = 200.0f;
 355
 356       for( int i=0; i<10; i++ ){
 357          if( ray_world( get_active_world(), rc, rd, &ray ) ){
 358             dist = (float)i*5.0f + ray.dist;
 359             break;
 360          }
 361          else{
 362             v3_muladds( rc, rd, ray.dist, rc );
 363          }
 364       }
 365
 366       distances[si] = dist;
 367
 368
 369       for( int i=0; i<14; i++ ){
 370          if( distances[i] != 200.0f ){
 371             u32 colours[] = { VG__RED, VG__BLUE, VG__GREEN,
 372                               VG__CYAN, VG__YELOW, VG__PINK,
 373                               VG__WHITE };
 374
 375             u32 colour = colours[i%7];
 376
 377             v3f p1;
 378             v3_muladds( ro, sample_directions[i], distances[i], p1 );
 379             vg_line( ro, p1, colour );
 380             vg_line_pt3( p1, 0.1f, colour );
 381          }
 382       }
 383
 384       si ++;
 385       if( si >= 14 )
 386          si = 0;
 387
 388
 389       /* FIXME: TEMP */
 390       audio_lock();
 391       vg_dsp.echo_distances[si] = dist;
 392
 393       v3f ears = { 1.0f,0.0f,0.0f };
 394       m3x3_mulv( main_camera.transform, ears, ears );
 395       v3_copy( ears, vg_audio.external_listener_ears );
 396       v3_copy( main_camera.transform[3], vg_audio.external_listener_pos );
 397
 398       /* TODO: this is transformed back and fourth twice. */
 399       if( localplayer.gate_waiting ){
 400          m4x3_mulv( localplayer.gate_waiting->transport,
 401                     vg_audio.external_listener_pos,
 402                     vg_audio.external_listener_pos );
 403       }
 404
 405       v3_copy( localplayer.rb.v, vg_audio.external_lister_velocity );
 406       audio_unlock();
 407
 408       menu_update();
 409 #if 0
 410       vehicle_update_post();
 411 #endif
 412    }
 413 }
 414
 415 VG_STATIC void vg_framebuffer_resize( int w, int h )
 416 {
 417    render_fb_resize();
 418 }
 419
 420 VG_STATIC void present_view_with_post_processing(void)
 421 {
 422    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 423    glViewport( 0,0, vg.window_x, vg.window_y );
 424
 425    glEnable(GL_BLEND);
 426    glDisable(GL_DEPTH_TEST);
 427    glBlendFunc(GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA);
 428    glBlendEquation(GL_FUNC_ADD);
 429
 430    v2f inverse;
 431    render_fb_inverse_ratio( gpipeline.fb_main, inverse );
 432
 433    if( cl_blur ){
 434       shader_blitblur_use();
 435       shader_blitblur_uTexMain( 0 );
 436       shader_blitblur_uTexMotion( 1 );
 437       shader_blitblur_uBlurStrength(cl_blur_strength / (vg.frame_delta*60.0f));
 438       shader_blitblur_uInverseRatio( inverse );
 439
 440       v2f menu_blurring;
 441       v2_muls( (v2f){ 0.04f, 0.001f }, menu_opacity, menu_blurring );
 442       shader_blitblur_uOverrideDir( menu_blurring );
 443
 444       render_fb_bind_texture( gpipeline.fb_main, 0, 0 );
 445       render_fb_bind_texture( gpipeline.fb_main, 1, 1 );
 446    }
 447    else{
 448       shader_blit_use();
 449       shader_blit_uTexMain( 0 );
 450       shader_blit_uInverseRatio( inverse );
 451       render_fb_bind_texture( gpipeline.fb_main, 0, 0 );
 452    }
 453
 454    render_fsquad();
 455 }
 456
 457 VG_STATIC void render_player_transparent(void)
 458 {
 459    static camera small_cam;      /* DOES NOT NEED TO BE STATIC BUT MINGW
 460                                     SAIS OTHERWISE */
 461
 462    m4x3_copy( main_camera.transform, small_cam.transform );
 463
 464    small_cam.fov = main_camera.fov;
 465    small_cam.nearz = 0.05f;
 466    small_cam.farz  = 60.0f;
 467
 468    camera_update_view( &small_cam );
 469    camera_update_projection( &small_cam );
 470    camera_finalize( &small_cam );
 471
 472    /* Draw player to window buffer and blend background ontop */
 473    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 474    glViewport( 0,0, vg.window_x, vg.window_y );
 475    player__render( &small_cam, &localplayer );
 476 }
 477
 478 VG_STATIC void render_scene(void)
 479 {
 480    render_fb_bind( gpipeline.fb_main, 1 );
 481    glClearColor( 0.0f, 0.0f, 0.0f, 1.0f );
 482    glClear( GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT|GL_STENCIL_BUFFER_BIT );
 483
 484    /* Draw world */
 485    glEnable( GL_DEPTH_TEST );
 486
 487    world_instance *view_world = localplayer.viewable_world;
 488
 489    if( view_world == NULL ){
 490       glClearColor( 0.25f, 0.25f, 0.0f, 1.0f );
 491       glClear( GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT|GL_STENCIL_BUFFER_BIT );
 492       return;
 493    }
 494
 495    render_world( view_world, &main_camera, 0 );
 496
 497    render_water_texture( view_world, &main_camera, 0 );
 498    render_fb_bind( gpipeline.fb_main, 1 );
 499    render_water_surface( view_world, &main_camera );
 500
 501    int depth = 1;
 502    if( localplayer.gate_waiting ) depth = 0;
 503    render_world_gates( view_world, &main_camera, depth );
 504
 505    if( !cl_menu )
 506       render_player_transparent();
 507 }
 508
 509 VG_STATIC void render_main_game(void)
 510 {
 511 #if 0
 512    static float fov = 60.0f;
 513    float fov_target = vg_lerpf( 90.0f, 110.0f, cl_fov );
 514
 515    if( player.controller == k_player_controller_skate )
 516       fov_target = vg_lerpf( 97.0f, 135.0f, cl_fov );
 517
 518    if( cl_menu )
 519       fov_target = menu_fov_target;
 520    fov = vg_lerpf( fov, fov_target, vg.frame_delta * 2.0f );
 521    fov = freecam? 60.0f: fov;
 522
 523    main_camera.fov   = fov;
 524 #endif
 525
 526    player__pre_render( &localplayer );
 527
 528    v3_lerp( localplayer.cam.pos, menu_camera_pos, menu_opacity,
 529             main_camera.pos );
 530    main_camera.angles[0] =
 531       vg_alerpf(  localplayer.cam.angles[0], menu_camera_angles[0],
 532                   menu_opacity );
 533    main_camera.angles[1] =
 534       vg_lerpf ( localplayer.cam.angles[1], menu_camera_angles[1],
 535                  menu_opacity );
 536
 537    main_camera.fov = vg_lerpf( localplayer.cam.fov, menu_smooth_fov,
 538                                menu_opacity );
 539    main_camera.nearz = 0.1f;
 540    main_camera.farz  = 2100.0f;
 541
 542    camera_update_transform( &main_camera );
 543
 544    if( localplayer.gate_waiting ){
 545       m3x3_mul( localplayer.basis_gate, main_camera.transform,
 546                 main_camera.transform );
 547    }
 548    else{
 549       m3x3_mul( localplayer.basis, main_camera.transform,
 550                 main_camera.transform );
 551    }
 552
 553    camera_update_view( &main_camera );
 554    camera_update_projection( &main_camera );
 555    camera_finalize( &main_camera );
 556
 557    /* ========== Begin Frame ========== */
 558
 559    render_scene();
 560
 561    if( cl_menu ) {
 562       glClear( GL_DEPTH_BUFFER_BIT );
 563       menu_render_bg();
 564       glEnable( GL_DEPTH_TEST );
 565       render_player_transparent();
 566    }
 567
 568    present_view_with_post_processing();
 569
 570    if( cl_menu )
 571       menu_render_fg( &main_camera );
 572
 573    /* =========== End Frame =========== */
 574 }
 575
 576 VG_STATIC void vg_render(void)
 577 {
 578    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 579
 580    glViewport( 0,0, vg.window_x, vg.window_y );
 581    glDisable( GL_DEPTH_TEST );
 582
 583    glClearColor( 1.0f, 0.0f, 0.0f, 0.0f );
 584    glClear( GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT );
 585
 586    render_main_game();
 587
 588    m4x4_copy( main_camera.mtx.pv, vg.pv );
 589
 590    /* Other shite */
 591    glDisable(GL_BLEND);
 592    glDisable(GL_DEPTH_TEST);
 593    vg_lines_drawall();
 594    glViewport( 0,0, vg.window_x, vg.window_y );
 595 }
 596
 597 VG_STATIC void vg_ui(void)
 598 {
 599 #if 0
 600    player__im_gui( &localplayer );
 601 #endif
 602    world_instance *world = get_active_world();
 603    menu_crap_ui();
 604
 605    audio_debug_soundscapes();
 606    render_view_framebuffer_ui();
 607
 608 #if 0
 609    player_physics_gui();
 610 #endif
 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 }