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 #include "common.h"
  20 #include "conf.h"
  21 #include "steam.h"
  22 #include "render.h"
  23 #include "audio.h"
  24 #include "world.h"
  25 #include "font.h"
  26 #include "player.h"
  27
  28 #include "entity.c"
  29 #include "workshop.c"
  30
  31 #include "network.h"
  32 #include "menu.h"
  33 #include "vehicle.h"
  34
  35 static struct player_avatar localplayer_avatar;
  36 static struct player_model  localplayer_models[3];
  37
  38
  39 int main( int argc, char *argv[] )
  40 {
  41    vg_mem.use_libc_malloc = 0;
  42    vg_set_mem_quota( 160*1024*1024 );
  43    vg_enter( argc, argv, "Voyager Game Engine" );
  44    return 0;
  45 }
  46
  47 VG_STATIC void highscores_save_at_exit(void)
  48 {
  49    highscores_serialize_all();
  50 }
  51
  52 VG_STATIC void vg_launch_opt(void)
  53 {
  54 }
  55
  56 VG_STATIC void vg_preload(void)
  57 {
  58    g_conf_init();
  59
  60 vg_info(" Copyright  .        . .       -----, ,----- ,---.   .---.  \n" );
  61 vg_info(" 2021-2023  |\\      /| |           /  |      |    | |    /| \n" );
  62 vg_info("            | \\    / | +--        /   +----- +---'  |   / | \n" );
  63 vg_info("            |  \\  /  | |         /    |      |   \\  |  /  | \n" );
  64 vg_info("            |   \\/   | |        /     |      |    \\ | /   | \n" );
  65 vg_info("            '        ' '--' [] '----- '----- '     ' '---'  "
  66         "SOFTWARE\n" );
  67
  68    highscores_init( 2000, 50 );
  69    if( !highscores_read() )
  70       highscores_create_db();
  71
  72    vg_loader_step( NULL, highscores_save_at_exit );
  73
  74    steam_init();
  75    vg_loader_step( NULL, steam_end );
  76    vg_loader_step( network_init, network_end );
  77 }
  78
  79 VG_STATIC void load_playermodels(void)
  80 {
  81    player_model_load( &localplayer_models[0], "models/ch_new.mdl" );
  82    player_model_load( &localplayer_models[1], "models/ch_outlaw.mdl" );
  83    player_model_load( &localplayer_models[2], "models/ch_jordan.mdl" );
  84
  85    /* FIXME: hack */
  86    shader_model_character_view_register();
  87    shader_model_board_view_register();
  88    shader_model_entity_register();
  89 }
  90
  91 void temp_update_playermodel(void){
  92    player__use_model( &localplayer, &localplayer_models[cl_playermdl_id] );
  93 }
  94
  95 VG_STATIC void async_skaterift_complete( void *payload, u32 size )
  96 {
  97    localplayer.viewable_world = get_active_world();
  98    localplayer_cmd_respawn( 1, (const char *[]){ "start" } );
  99
 100    skaterift_end_op();
 101 }
 102
 103 VG_STATIC void vg_load(void)
 104 {
 105    vg_console_reg_cmd( "changeworld", skaterift_change_world_command, NULL );
 106
 107    vg_loader_step( render_init, NULL );
 108    vg_loader_step( menu_init, NULL );
 109    vg_loader_step( world_init, NULL );
 110    vg_loader_step( vehicle_init, NULL );
 111    vg_loader_step( font3d_init, NULL );
 112
 113    font3d_load( &world_global.font, "models/rs_font.mdl", vg_mem.rtmemory );
 114
 115    vg_loader_step( player_init, NULL );
 116    vg_loader_step( player_ragdoll_init, NULL );
 117    vg_loader_step( workshop_init, NULL );
 118    vg_loader_step( skateshop_init, NULL );
 119
 120    /* ----------------- */
 121    vg_loader_step( load_playermodels, NULL );
 122
 123    /* player setup */
 124    player__create( &localplayer );
 125    player_avatar_load( &localplayer_avatar, "models/ch_new.mdl" );
 126    player__use_avatar( &localplayer, &localplayer_avatar );
 127    player__use_model( &localplayer, &localplayer_models[cl_playermdl_id] );
 128    player__bind( &localplayer );
 129
 130    /* --------------------- */
 131
 132    vg_bake_shaders();
 133    vg_loader_step( audio_init, audio_free );
 134
 135    /* 'systems' are completely loaded now */
 136    /* load home/permanent world */
 137    world_load( 0, "maps/mp_spawn.mdl" );
 138
 139    vg_console_load_autos();
 140    menu_link();
 141
 142    vg_async_call( async_skaterift_complete, NULL, 0 );
 143 }
 144
 145 VG_STATIC void draw_origin_axis(void)
 146 {
 147    vg_line( (v3f){ 0.0f, 0.0f, 0.0f }, (v3f){ 1.0f, 0.0f, 0.0f }, 0xffff0000 );
 148    vg_line( (v3f){ 0.0f, 0.0f, 0.0f }, (v3f){ 0.0f, 1.0f, 0.0f }, 0xff00ff00 );
 149    vg_line( (v3f){ 0.0f, 0.0f, 0.0f }, (v3f){ 0.0f, 0.0f, 1.0f }, 0xff0000ff );
 150 }
 151
 152 static void skaterift_change_world_preupdate(void);
 153 VG_STATIC void vg_update(void)
 154 {
 155    steam_update();
 156    skaterift_preupdate_inputs();
 157    if( skaterift.async_op == k_async_op_clientloading ) return;
 158    if( skaterift.async_op == k_async_op_world_preloading ){
 159       skaterift_change_world_preupdate();
 160    }
 161
 162    draw_origin_axis();
 163    network_update();
 164
 165    player__pre_update( &localplayer );
 166    global_skateshop_preupdate();
 167
 168    world_update( get_active_world(), localplayer.rb.co );
 169    audio_ambient_sprites_update( get_active_world(), localplayer.rb.co );
 170    //gui_helper_action( localplayer.input_use, "\x7f Hello \x1f""A \x1e\x84" );
 171 }
 172
 173 VG_STATIC void vg_update_fixed(void)
 174 {
 175    if( skaterift.async_op == k_async_op_clientloading ) return;
 176
 177    world_routes_fixedupdate( get_active_world() );
 178    player__update( &localplayer );
 179    vehicle_update_fixed();
 180 }
 181
 182 VG_STATIC void vg_update_post(void)
 183 {
 184    if( skaterift.async_op == k_async_op_clientloading ) return;
 185
 186    player__post_update( &localplayer );
 187
 188    float dist;
 189    int sample_index;
 190    world_audio_sample_distances( localplayer.rb.co, &sample_index, &dist );
 191
 192    audio_lock();
 193    vg_dsp.echo_distances[sample_index] = dist;
 194
 195    v3f ears = { 1.0f,0.0f,0.0f };
 196    m3x3_mulv( main_camera.transform, ears, ears );
 197    v3_copy( ears, vg_audio.external_listener_ears );
 198    v3_copy( main_camera.transform[3], vg_audio.external_listener_pos );
 199
 200    if( localplayer.gate_waiting ){
 201       m4x3_mulv( localplayer.gate_waiting->transport,
 202                  vg_audio.external_listener_pos,
 203                  vg_audio.external_listener_pos );
 204    }
 205
 206    v3_copy( localplayer.rb.v, vg_audio.external_lister_velocity );
 207    audio_unlock();
 208
 209    vg.time_rate = 1.0f-menu.factive;
 210    vehicle_update_post();
 211 }
 212
 213 VG_STATIC void vg_framebuffer_resize( int w, int h )
 214 {
 215    render_fb_resize();
 216 }
 217
 218 VG_STATIC void present_view_with_post_processing(void)
 219 {
 220    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 221    glViewport( 0,0, vg.window_x, vg.window_y );
 222
 223    glEnable(GL_BLEND);
 224    glDisable(GL_DEPTH_TEST);
 225    glBlendFunc(GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA);
 226    glBlendEquation(GL_FUNC_ADD);
 227
 228    v2f inverse;
 229    render_fb_inverse_ratio( gpipeline.fb_main, inverse );
 230
 231    if( cl_blur ){
 232       shader_blitblur_use();
 233       shader_blitblur_uTexMain( 0 );
 234       shader_blitblur_uTexMotion( 1 );
 235       shader_blitblur_uBlurStrength( cl_blur_strength /
 236                                      (vg.time_frame_delta*60.0) );
 237       shader_blitblur_uInverseRatio( inverse );
 238
 239       v2f menu_blurring;
 240       v2_muls( (v2f){ 0.04f, 0.001f }, menu.factive, menu_blurring );
 241       shader_blitblur_uOverrideDir( menu_blurring );
 242
 243       render_fb_bind_texture( gpipeline.fb_main, 0, 0 );
 244       render_fb_bind_texture( gpipeline.fb_main, 1, 1 );
 245    }
 246    else{
 247       shader_blit_use();
 248       shader_blit_uTexMain( 0 );
 249       shader_blit_uInverseRatio( inverse );
 250       render_fb_bind_texture( gpipeline.fb_main, 0, 0 );
 251    }
 252
 253    render_fsquad();
 254 }
 255
 256 VG_STATIC void render_player_transparent(void)
 257 {
 258    static camera small_cam;      /* DOES NOT NEED TO BE STATIC BUT MINGW
 259                                     SAIS OTHERWISE */
 260
 261    m4x3_copy( main_camera.transform, small_cam.transform );
 262
 263    small_cam.fov = main_camera.fov;
 264    small_cam.nearz = 0.05f;
 265    small_cam.farz  = 60.0f;
 266
 267    camera_update_view( &small_cam );
 268    camera_update_projection( &small_cam );
 269    camera_finalize( &small_cam );
 270
 271    /* Draw player to window buffer and blend background ontop */
 272    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 273    glViewport( 0,0, vg.window_x, vg.window_y );
 274    player__render( &small_cam, &localplayer );
 275 }
 276
 277 VG_STATIC void render_scene(void)
 278 {
 279    render_fb_bind( gpipeline.fb_main, 1 );
 280    glClearColor( 0.0f, 0.0f, 0.0f, 1.0f );
 281    glClear( GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT|GL_STENCIL_BUFFER_BIT );
 282
 283    /* Draw world */
 284    glEnable( GL_DEPTH_TEST );
 285
 286    world_instance *view_world = localplayer.viewable_world;
 287
 288    if( view_world == NULL ){
 289       glClearColor( 0.25f, 0.25f, 0.0f, 1.0f );
 290       glClear( GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT|GL_STENCIL_BUFFER_BIT );
 291       return;
 292    }
 293
 294    for( u32 i=0; i<vg_list_size(world_global.worlds); i++ ){
 295       if( world_global.worlds[i].status == k_world_status_loaded ){
 296          world_prerender( &world_global.worlds[i] );
 297       }
 298    }
 299
 300    render_world( view_world, &main_camera, 0 );
 301
 302    render_water_texture( view_world, &main_camera, 0 );
 303    render_fb_bind( gpipeline.fb_main, 1 );
 304    render_water_surface( view_world, &main_camera );
 305 }
 306
 307 VG_STATIC void render_scene_gate_subview(void)
 308 {
 309    render_fb_bind( gpipeline.fb_main, 1 );
 310    world_instance *view_world = localplayer.viewable_world;
 311
 312    int depth = 1;
 313    if( localplayer.gate_waiting ) depth = 0;
 314    render_world_gates( view_world, &main_camera, depth );
 315 }
 316
 317 VG_STATIC void render_main_game(void)
 318 {
 319    player__pre_render( &localplayer );
 320    main_camera.fov = localplayer.cam.fov;
 321    v3_copy( localplayer.cam.pos, main_camera.pos );
 322    v3_copy( localplayer.cam.angles, main_camera.angles );
 323
 324    main_camera.nearz = 0.1f;
 325    main_camera.farz  = 2100.0f;
 326
 327    camera_update_transform( &main_camera );
 328
 329    if( localplayer.gate_waiting ){
 330       m3x3_mul( localplayer.basis_gate, main_camera.transform,
 331                 main_camera.transform );
 332    }
 333    else{
 334       m3x3_mul( localplayer.basis, main_camera.transform,
 335                 main_camera.transform );
 336    }
 337
 338    camera_update_view( &main_camera );
 339    camera_update_projection( &main_camera );
 340    camera_finalize( &main_camera );
 341
 342    /* ========== Begin Frame ========== */
 343
 344    render_scene();
 345
 346    glEnable( GL_DEPTH_TEST );
 347
 348    render_player_transparent();
 349    render_scene_gate_subview();
 350
 351    present_view_with_post_processing();
 352    /* =========== End Frame =========== */
 353 }
 354
 355 VG_STATIC void vg_render(void)
 356 {
 357    if( skaterift.async_op == k_async_op_clientloading ){
 358       _vg_loader_render();
 359       return;
 360    }
 361
 362    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 363
 364    glViewport( 0,0, vg.window_x, vg.window_y );
 365    glDisable( GL_DEPTH_TEST );
 366    glDisable( GL_BLEND );
 367
 368    glClearColor( 1.0f, 0.0f, 0.0f, 0.0f );
 369    glClear( GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT );
 370
 371    render_main_game();
 372
 373    m4x4_copy( main_camera.mtx.pv, vg.pv );
 374
 375    /* Other shite */
 376    glDisable(GL_BLEND);
 377    glDisable(GL_DEPTH_TEST);
 378    vg_lines_drawall();
 379    glViewport( 0,0, vg.window_x, vg.window_y );
 380    gui_draw();
 381 }
 382
 383 VG_STATIC void vg_gui(void)
 384 {
 385    if( skaterift.async_op == k_async_op_clientloading ) return;
 386
 387    menu_update();
 388    if( menu.active ){
 389       glClear( GL_DEPTH_BUFFER_BIT );
 390       menu_render();
 391    }
 392
 393 #if 0
 394    player__im_gui( &localplayer );
 395 #endif
 396    world_instance *world = get_active_world();
 397
 398    workshop_form_gui();
 399    render_view_framebuffer_ui();
 400 }
 401
 402 static void async_skaterift_world_loaded( void *payload, u32 size )
 403 {
 404    skaterift_end_op();
 405 }
 406
 407 static void skaterift_world_changer_thread( void *data )
 408 {
 409    const char *path = data;
 410    world_load( 1, world_global.load_target );
 411    vg_async_call( async_skaterift_world_loaded, NULL, 0 );
 412 }
 413
 414 /* holding pattern before we can start loading the new world, since we might be
 415  * waiting for audio to stop */
 416 static void skaterift_change_world_preupdate(void)
 417 {
 418    for( u32 i=1; i<vg_list_size(world_global.worlds); i++ ){
 419       world_instance *inst = &world_global.worlds[i];
 420
 421       if( inst->status == k_world_status_unloading ){
 422          if( world_freeable( inst ) ){
 423             world_free( inst );
 424          }
 425          return;
 426       }
 427    }
 428
 429    vg_info( "worlds cleared, begining load\n" );
 430    skaterift_shift_op( k_async_op_world_loading );
 431
 432    /* finally can start the loader */
 433    vg_loader_start( skaterift_world_changer_thread, NULL );
 434 }
 435
 436 /* places all loaded worlds into unloading state */
 437 static void skaterift_change_world( const char *world_path )
 438 {
 439    vg_info( "switching to %s\n", world_path );
 440
 441    if( world_global.active_world != 0 ){
 442       vg_error( "Cannot change worlds while in non-root world\n" );
 443    }
 444    else{
 445       skaterift_begin_op( k_async_op_world_preloading );
 446
 447       vg_linear_clear( vg_mem.scratch );
 448       world_global.load_target = vg_linear_alloc( vg_mem.scratch, 1024 );
 449       vg_strncpy( world_path, world_global.load_target,
 450                   1024, k_strncpy_overflow_fatal );
 451
 452       vg_info( "unloading old worlds\n" );
 453       world_unlink_nonlocal( &world_global.worlds[0] );
 454
 455       for( u32 i=1; i<vg_list_size(world_global.worlds); i++ ){
 456          world_instance *inst = &world_global.worlds[i];
 457
 458          if( inst->status == k_world_status_loaded ){
 459             inst->status = k_world_status_unloading;
 460             world_fadeout_audio( inst );
 461          }
 462       }
 463    }
 464 }
 465
 466 static int skaterift_change_world_command( int argc, const char *argv[] )
 467 {
 468    if( argc == 1 )
 469       skaterift_change_world( argv[0] );
 470
 471    return 0;
 472 }
 473
 474 #else
 475
 476 #include "skaterift_imgui_dev.c"
 477
 478 #endif