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 #include "pointcloud.h"
  35
  36 static struct player_avatar localplayer_avatar;
  37 static struct player_model  localplayer_models[3];
  38
  39
  40 int main( int argc, char *argv[] )
  41 {
  42    vg_mem.use_libc_malloc = 0;
  43    vg_set_mem_quota( 160*1024*1024 );
  44    vg_enter( argc, argv, "Voyager Game Engine" );
  45    return 0;
  46 }
  47
  48 VG_STATIC void highscores_save_at_exit(void)
  49 {
  50    highscores_serialize_all();
  51 }
  52
  53 VG_STATIC void vg_launch_opt(void)
  54 {
  55 }
  56
  57 VG_STATIC void vg_preload(void)
  58 {
  59    g_conf_init();
  60
  61 vg_info(" Copyright  .        . .       -----, ,----- ,---.   .---.  \n" );
  62 vg_info(" 2021-2023  |\\      /| |           /  |      |    | |    /| \n" );
  63 vg_info("            | \\    / | +--        /   +----- +---'  |   / | \n" );
  64 vg_info("            |  \\  /  | |         /    |      |   \\  |  /  | \n" );
  65 vg_info("            |   \\/   | |        /     |      |    \\ | /   | \n" );
  66 vg_info("            '        ' '--' [] '----- '----- '     ' '---'  "
  67         "SOFTWARE\n" );
  68
  69    highscores_init( 2000, 50 );
  70    if( !highscores_read() )
  71       highscores_create_db();
  72
  73    vg_loader_step( NULL, highscores_save_at_exit );
  74
  75    steam_init();
  76    vg_loader_step( NULL, steam_end );
  77    vg_loader_step( network_init, network_end );
  78 }
  79
  80 VG_STATIC void load_playermodels(void)
  81 {
  82    player_model_load( &localplayer_models[0], "models/ch_new.mdl" );
  83    player_model_load( &localplayer_models[1], "models/ch_outlaw.mdl" );
  84    player_model_load( &localplayer_models[2], "models/ch_jordan.mdl" );
  85
  86    /* FIXME: hack */
  87    shader_model_character_view_register();
  88    shader_model_board_view_register();
  89    shader_model_entity_register();
  90 }
  91
  92 void temp_update_playermodel(void){
  93    player__use_model( &localplayer, &localplayer_models[cl_playermdl_id] );
  94 }
  95
  96 VG_STATIC void async_skaterift_complete( void *payload, u32 size )
  97 {
  98    localplayer.viewable_world = get_active_world();
  99    localplayer_cmd_respawn( 1, (const char *[]){ "start" } );
 100
 101    skaterift_end_op();
 102 }
 103
 104 VG_STATIC void vg_load(void)
 105 {
 106    vg_console_reg_cmd( "changeworld", skaterift_change_world_command, NULL );
 107
 108    vg_loader_step( render_init, NULL );
 109    vg_loader_step( menu_init, NULL );
 110    vg_loader_step( pointcloud_init, NULL );
 111    vg_loader_step( world_init, NULL );
 112    vg_loader_step( vehicle_init, NULL );
 113    vg_loader_step( font3d_init, NULL );
 114
 115    font3d_load( &world_global.font, "models/rs_font.mdl", vg_mem.rtmemory );
 116
 117    vg_loader_step( player_init, NULL );
 118    vg_loader_step( player_ragdoll_init, NULL );
 119    vg_loader_step( workshop_init, NULL );
 120    vg_loader_step( skateshop_init, NULL );
 121
 122    /* ----------------- */
 123    vg_loader_step( load_playermodels, NULL );
 124
 125    /* player setup */
 126    player__create( &localplayer );
 127    player_avatar_load( &localplayer_avatar, "models/ch_new.mdl" );
 128    player__use_avatar( &localplayer, &localplayer_avatar );
 129    player__use_model( &localplayer, &localplayer_models[cl_playermdl_id] );
 130    player__bind( &localplayer );
 131
 132    /* --------------------- */
 133
 134    vg_bake_shaders();
 135    vg_loader_step( audio_init, audio_free );
 136
 137    /* 'systems' are completely loaded now */
 138    /* load home/permanent world */
 139    world_load( 0, "maps/mp_spawn/main.mdl" );
 140
 141    vg_console_load_autos();
 142    menu_link();
 143
 144    vg_async_call( async_skaterift_complete, NULL, 0 );
 145 }
 146
 147 VG_STATIC void draw_origin_axis(void)
 148 {
 149    vg_line( (v3f){ 0.0f, 0.0f, 0.0f }, (v3f){ 1.0f, 0.0f, 0.0f }, 0xffff0000 );
 150    vg_line( (v3f){ 0.0f, 0.0f, 0.0f }, (v3f){ 0.0f, 1.0f, 0.0f }, 0xff00ff00 );
 151    vg_line( (v3f){ 0.0f, 0.0f, 0.0f }, (v3f){ 0.0f, 0.0f, 1.0f }, 0xff0000ff );
 152 }
 153
 154 static void skaterift_change_world_preupdate(void);
 155 VG_STATIC void vg_update(void)
 156 {
 157    steam_update();
 158    skaterift_preupdate_inputs();
 159    if( skaterift.async_op == k_async_op_clientloading ) return;
 160    if( skaterift.async_op == k_async_op_world_preloading ){
 161       skaterift_change_world_preupdate();
 162    }
 163
 164    draw_origin_axis();
 165    network_update();
 166
 167    player__pre_update( &localplayer );
 168    global_skateshop_preupdate();
 169
 170    world_update( get_active_world(), localplayer.rb.co );
 171    audio_ambient_sprites_update( get_active_world(), localplayer.rb.co );
 172    //gui_helper_action( localplayer.input_use, "\x7f Hello \x1f""A \x1e\x84" );
 173 }
 174
 175 VG_STATIC void vg_update_fixed(void)
 176 {
 177    if( skaterift.async_op == k_async_op_clientloading ) return;
 178
 179    world_routes_fixedupdate( get_active_world() );
 180    player__update( &localplayer );
 181    vehicle_update_fixed();
 182 }
 183
 184 VG_STATIC void vg_update_post(void)
 185 {
 186    if( skaterift.async_op == k_async_op_clientloading ) return;
 187
 188    player__post_update( &localplayer );
 189
 190    float dist;
 191    int sample_index;
 192    world_audio_sample_distances( localplayer.rb.co, &sample_index, &dist );
 193
 194    audio_lock();
 195    vg_dsp.echo_distances[sample_index] = dist;
 196
 197    v3f ears = { 1.0f,0.0f,0.0f };
 198    m3x3_mulv( main_camera.transform, ears, ears );
 199    v3_copy( ears, vg_audio.external_listener_ears );
 200    v3_copy( main_camera.transform[3], vg_audio.external_listener_pos );
 201
 202    if( localplayer.gate_waiting ){
 203       m4x3_mulv( localplayer.gate_waiting->transport,
 204                  vg_audio.external_listener_pos,
 205                  vg_audio.external_listener_pos );
 206    }
 207
 208    v3_copy( localplayer.rb.v, vg_audio.external_lister_velocity );
 209    audio_unlock();
 210
 211    vg.time_rate = 1.0f-menu.factive;
 212    vehicle_update_post();
 213 }
 214
 215 VG_STATIC void vg_framebuffer_resize( int w, int h )
 216 {
 217    render_fb_resize();
 218 }
 219
 220 VG_STATIC void present_view_with_post_processing(void)
 221 {
 222    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 223    glViewport( 0,0, vg.window_x, vg.window_y );
 224
 225    glEnable(GL_BLEND);
 226    glDisable(GL_DEPTH_TEST);
 227    glBlendFunc(GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA);
 228    glBlendEquation(GL_FUNC_ADD);
 229
 230    v2f inverse;
 231    render_fb_inverse_ratio( gpipeline.fb_main, inverse );
 232
 233    if( cl_blur ){
 234       shader_blitblur_use();
 235       shader_blitblur_uTexMain( 0 );
 236       shader_blitblur_uTexMotion( 1 );
 237       shader_blitblur_uBlurStrength( cl_blur_strength /
 238                                      (vg.time_frame_delta*60.0) );
 239       shader_blitblur_uInverseRatio( inverse );
 240
 241       v2f menu_blurring;
 242       v2_muls( (v2f){ 0.04f, 0.001f }, menu.factive, menu_blurring );
 243       shader_blitblur_uOverrideDir( menu_blurring );
 244
 245       render_fb_bind_texture( gpipeline.fb_main, 0, 0 );
 246       render_fb_bind_texture( gpipeline.fb_main, 1, 1 );
 247    }
 248    else{
 249       shader_blit_use();
 250       shader_blit_uTexMain( 0 );
 251       shader_blit_uInverseRatio( inverse );
 252       render_fb_bind_texture( gpipeline.fb_main, 0, 0 );
 253    }
 254
 255    render_fsquad();
 256 }
 257
 258 VG_STATIC void render_player_transparent(void)
 259 {
 260    static camera small_cam;      /* DOES NOT NEED TO BE STATIC BUT MINGW
 261                                     SAIS OTHERWISE */
 262
 263    m4x3_copy( main_camera.transform, small_cam.transform );
 264
 265    small_cam.fov = main_camera.fov;
 266    small_cam.nearz = 0.05f;
 267    small_cam.farz  = 60.0f;
 268
 269    camera_update_view( &small_cam );
 270    camera_update_projection( &small_cam );
 271    camera_finalize( &small_cam );
 272
 273    /* Draw player to window buffer and blend background ontop */
 274    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 275    glViewport( 0,0, vg.window_x, vg.window_y );
 276    player__render( &small_cam, &localplayer );
 277 }
 278
 279 VG_STATIC void render_scene(void)
 280 {
 281    render_fb_bind( gpipeline.fb_main, 1 );
 282    glClearColor( 0.0f, 0.0f, 0.0f, 1.0f );
 283    glClear( GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT|GL_STENCIL_BUFFER_BIT );
 284
 285    /* Draw world */
 286    glEnable( GL_DEPTH_TEST );
 287
 288    world_instance *view_world = localplayer.viewable_world;
 289
 290    if( view_world == NULL ){
 291       glClearColor( 0.25f, 0.25f, 0.0f, 1.0f );
 292       glClear( GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT|GL_STENCIL_BUFFER_BIT );
 293       return;
 294    }
 295
 296    for( u32 i=0; i<vg_list_size(world_global.worlds); i++ ){
 297       if( world_global.worlds[i].status == k_world_status_loaded ){
 298          world_prerender( &world_global.worlds[i] );
 299       }
 300    }
 301
 302    render_world( view_world, &main_camera, 0 );
 303
 304    render_water_texture( view_world, &main_camera, 0 );
 305    render_fb_bind( gpipeline.fb_main, 1 );
 306    render_water_surface( view_world, &main_camera );
 307 }
 308
 309 VG_STATIC void render_scene_gate_subview(void)
 310 {
 311    render_fb_bind( gpipeline.fb_main, 1 );
 312    world_instance *view_world = localplayer.viewable_world;
 313
 314    int depth = 1;
 315    if( localplayer.gate_waiting ) depth = 0;
 316    render_world_gates( view_world, &main_camera, depth );
 317 }
 318
 319 VG_STATIC void render_main_game(void)
 320 {
 321    player__pre_render( &localplayer );
 322    main_camera.fov = localplayer.cam.fov;
 323    v3_copy( localplayer.cam.pos, main_camera.pos );
 324    v3_copy( localplayer.cam.angles, main_camera.angles );
 325
 326    main_camera.nearz = 0.1f;
 327    main_camera.farz  = 2100.0f;
 328
 329    camera_update_transform( &main_camera );
 330
 331    if( localplayer.gate_waiting ){
 332       m3x3_mul( localplayer.basis_gate, main_camera.transform,
 333                 main_camera.transform );
 334    }
 335    else{
 336       m3x3_mul( localplayer.basis, main_camera.transform,
 337                 main_camera.transform );
 338    }
 339
 340    camera_update_view( &main_camera );
 341    camera_update_projection( &main_camera );
 342    camera_finalize( &main_camera );
 343
 344    /* ========== Begin Frame ========== */
 345
 346    render_scene();
 347
 348    glEnable( GL_DEPTH_TEST );
 349
 350    render_player_transparent();
 351    render_scene_gate_subview();
 352
 353    present_view_with_post_processing();
 354    /* =========== End Frame =========== */
 355 }
 356
 357 VG_STATIC void vg_render(void)
 358 {
 359    if( skaterift.async_op == k_async_op_clientloading ){
 360       _vg_loader_render();
 361       return;
 362    }
 363
 364    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 365
 366    glViewport( 0,0, vg.window_x, vg.window_y );
 367    glDisable( GL_DEPTH_TEST );
 368    glDisable( GL_BLEND );
 369
 370    glClearColor( 1.0f, 0.0f, 0.0f, 0.0f );
 371    glClear( GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT );
 372
 373    render_main_game();
 374
 375    m4x4_copy( main_camera.mtx.pv, vg.pv );
 376
 377    /* Other shite */
 378    glDisable(GL_BLEND);
 379    glDisable(GL_DEPTH_TEST);
 380    vg_lines_drawall();
 381    glViewport( 0,0, vg.window_x, vg.window_y );
 382    gui_draw();
 383 }
 384
 385 VG_STATIC void vg_gui(void)
 386 {
 387    if( skaterift.async_op == k_async_op_clientloading ) return;
 388
 389    menu_update();
 390    if( menu.active ){
 391       glClear( GL_DEPTH_BUFFER_BIT );
 392       menu_render();
 393    }
 394
 395 #if 0
 396    player__im_gui( &localplayer );
 397 #endif
 398    world_instance *world = get_active_world();
 399
 400    workshop_form_gui();
 401    render_view_framebuffer_ui();
 402 }
 403
 404 static void async_skaterift_world_loaded( void *payload, u32 size )
 405 {
 406    skaterift_end_op();
 407 }
 408
 409 static void skaterift_world_changer_thread( void *data )
 410 {
 411    const char *path = data;
 412    world_load( 1, world_global.load_target );
 413    vg_async_call( async_skaterift_world_loaded, NULL, 0 );
 414 }
 415
 416 /* holding pattern before we can start loading the new world, since we might be
 417  * waiting for audio to stop */
 418 static void skaterift_change_world_preupdate(void)
 419 {
 420    for( u32 i=1; i<vg_list_size(world_global.worlds); i++ ){
 421       world_instance *inst = &world_global.worlds[i];
 422
 423       if( inst->status == k_world_status_unloading ){
 424          if( world_freeable( inst ) ){
 425             world_free( inst );
 426          }
 427          return;
 428       }
 429    }
 430
 431    vg_info( "worlds cleared, begining load\n" );
 432    skaterift_shift_op( k_async_op_world_loading );
 433
 434    /* finally can start the loader */
 435    vg_loader_start( skaterift_world_changer_thread, NULL );
 436 }
 437
 438 /* places all loaded worlds into unloading state */
 439 static void skaterift_change_world( const char *world_path )
 440 {
 441    vg_info( "switching to %s\n", world_path );
 442
 443    if( world_global.active_world != 0 ){
 444       vg_error( "Cannot change worlds while in non-root world\n" );
 445    }
 446    else{
 447       skaterift_begin_op( k_async_op_world_preloading );
 448
 449       vg_linear_clear( vg_mem.scratch );
 450       world_global.load_target = vg_linear_alloc( vg_mem.scratch, 1024 );
 451       vg_strncpy( world_path, world_global.load_target,
 452                   1024, k_strncpy_overflow_fatal );
 453
 454       vg_info( "unloading old worlds\n" );
 455       world_unlink_nonlocal( &world_global.worlds[0] );
 456
 457       for( u32 i=1; i<vg_list_size(world_global.worlds); i++ ){
 458          world_instance *inst = &world_global.worlds[i];
 459
 460          if( inst->status == k_world_status_loaded ){
 461             inst->status = k_world_status_unloading;
 462             world_fadeout_audio( inst );
 463          }
 464       }
 465    }
 466 }
 467
 468 static int skaterift_change_world_command( int argc, const char *argv[] )
 469 {
 470    if( argc == 1 )
 471       skaterift_change_world( argv[0] );
 472
 473    return 0;
 474 }
 475
 476 #else
 477
 478 #include "skaterift_imgui_dev.c"
 479
 480 #endif