menu.h

   1 #ifndef MENU_H
   2 #define MENU_H
   3
   4 #include "common.h"
   5 #include "model.h"
   6 #include "world_render.h"
   7 #include "player.h"
   8 #include "conf.h"
   9 #include "shaders/model_menu.h"
  10
  11 #define MENU_STACK_SIZE 8
  12
  13 struct {
  14    int active;
  15    f32 factive;
  16    int disable_open;
  17
  18    u32 page, /* current page index */
  19        page_stack[ MENU_STACK_SIZE ],
  20        page_depth;
  21    ent_menuitem *loc;
  22    ent_camera   *cam;
  23    camera        view;
  24
  25    mdl_context model;
  26    GLuint texture;
  27    glmesh mesh;
  28
  29    mdl_array_ptr items, markers, cameras;
  30 }
  31 static menu;
  32
  33 static void menu_init(void)
  34 {
  35    void *alloc = vg_mem.rtmemory;
  36
  37    mdl_open( &menu.model, "models/rs_menu.mdl", alloc );
  38    mdl_load_metadata_block( &menu.model, alloc );
  39
  40    vg_linear_clear( vg_mem.scratch );
  41
  42    mdl_load_array( &menu.model, &menu.items,   "ent_menuitem", alloc );
  43    mdl_load_array( &menu.model, &menu.markers, "ent_marker", alloc );
  44    mdl_load_array( &menu.model, &menu.cameras, "ent_camera", alloc );
  45
  46    vg_linear_clear( vg_mem.scratch );
  47
  48    if( !mdl_arrcount( &menu.model.textures ) )
  49       vg_fatal_error( "No texture in menu file" );
  50
  51    mdl_texture *tex0 = mdl_arritm( &menu.model.textures, 0 );
  52    void *data = vg_linear_alloc( vg_mem.scratch, tex0->file.pack_size );
  53    mdl_fread_pack_file( &menu.model, &tex0->file, data );
  54
  55    mdl_async_load_glmesh( &menu.model, &menu.mesh );
  56    vg_tex2d_load_qoi_async( data, tex0->file.pack_size,
  57                             VG_TEX2D_LINEAR|VG_TEX2D_CLAMP,
  58                             &menu.texture );
  59
  60    mdl_close( &menu.model );
  61    shader_model_menu_register();
  62 }
  63
  64 static void menu_open_page( const char *name )
  65 {
  66    vg_info( "Try to open %s\n", name );
  67
  68    u32 hash = vg_strdjb2( name );
  69    for( u32 i=0; i<mdl_arrcount(&menu.items); i++ ){
  70       ent_menuitem *item = mdl_arritm( &menu.items, i );
  71
  72       if( item->type == k_ent_menuitem_type_page ){
  73          if( mdl_pstreq( &menu.model, item->page.pstr_name, name, hash ) ){
  74             menu.page = __builtin_ctz( item->groups );
  75             vg_info( "menu page: %u\n", menu.page );
  76
  77             if( item->page.id_entrypoint ){
  78                u32 id = mdl_entity_id_id( item->page.id_entrypoint );
  79                menu.loc = mdl_arritm( &menu.items, id );
  80             }
  81
  82             if( item->page.id_viewpoint ){
  83                u32 id = mdl_entity_id_id( item->page.id_viewpoint );
  84                menu.cam = mdl_arritm( &menu.cameras, id );
  85             }
  86
  87             menu.page_stack[ menu.page_depth ++ ] = menu.page;
  88             return;
  89          }
  90       }
  91    }
  92 }
  93
  94 static void menu_back_page(void)
  95 {
  96    if( menu.page_depth == 0 ){
  97       menu.active = 0;
  98    }
  99    else{
 100       menu.page = menu.page_stack[ -- menu.page_depth ];
 101    }
 102 }
 103
 104 static void menu_update(void)
 105 {
 106    if( button_down( k_srbind_mopen ) ){
 107       if( !menu.active && !menu.disable_open ){
 108          menu.active = 1;
 109          menu_open_page( "Main Menu" );
 110       }
 111    }
 112
 113    menu.factive = vg_lerpf( menu.factive, menu.active,
 114                             vg.time_frame_delta * 6.0f );
 115
 116    if( menu.factive > 0.01f ){
 117
 118    }
 119
 120    if( !menu.active ) return;
 121    if( !menu.loc ) return;
 122    if( !menu.cam ) return;
 123
 124    int ml = button_down( k_srbind_mleft ),
 125        mr = button_down( k_srbind_mright ),
 126        mu = button_down( k_srbind_mup ),
 127        md = button_down( k_srbind_mdown ),
 128        mh = ml-mr,
 129        mv = mu-md,
 130        enter = button_down( k_srbind_maccept ),
 131        escape = button_down( k_srbind_mback );
 132
 133    if( escape ){
 134       menu_back_page();
 135    }
 136    else if( enter ){
 137       if     ( menu.loc->type == k_ent_menuitem_type_event_button ){
 138
 139       }
 140       else if( menu.loc->type == k_ent_menuitem_type_page_button ){
 141          menu_open_page( mdl_pstr( &menu.model, menu.loc->button.pstr ) );
 142       }
 143       else if( menu.loc->type == k_ent_menuitem_type_toggle ){
 144
 145       }
 146    }
 147    else if( mh||mv ){
 148       v3f opt;
 149       v3_zero( opt );
 150       f32 best = 0.707f;
 151       ent_menuitem *nextpos = NULL;
 152
 153       opt[0] += mh;
 154       opt[2] += mv;
 155       mdl_transform_vector( &menu.cam->transform, opt, opt );
 156
 157       for( u32 i=0; i<4; i++ ){
 158          u32 id = menu.loc->id_links[i];
 159          if( !id ) continue;
 160          u32 index = mdl_entity_id_id( id );
 161
 162          ent_menuitem *other = mdl_arritm( &menu.items, index );
 163          v3f delta;
 164          v3_sub( menu.loc->transform.co, other->transform.co, delta );
 165          v3_normalize( delta );
 166
 167          f32 score = v3_dot( delta, opt );
 168          if( score > best ){
 169             best = score;
 170             nextpos = other;
 171          }
 172       }
 173
 174       if( nextpos ){
 175          menu.loc = nextpos;
 176       }
 177    }
 178 }
 179
 180 VG_STATIC void menu_render(void)
 181 {
 182    glEnable(GL_BLEND);
 183    glDisable(GL_DEPTH_TEST);
 184    glBlendFunc( GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA );
 185    glBlendEquation(GL_FUNC_ADD);
 186
 187    shader_blitcolour_use();
 188    shader_blitcolour_uColour( (v4f){ 0.1f, 0.1f, 0.3f, menu.factive*0.5f } );
 189    render_fsquad();
 190
 191    glEnable( GL_DEPTH_TEST );
 192    glDisable( GL_BLEND );
 193
 194    if( menu.cam ){
 195       menu.view.fov = menu.cam->fov;
 196       menu.view.farz = 150.0f;
 197       menu.view.nearz = 0.01f;
 198       v3_copy( menu.cam->transform.co, menu.view.pos );
 199
 200       v3f v0;
 201       mdl_transform_vector( &menu.cam->transform, (v3f){0.0f,-1.0f,0.0f}, v0 );
 202       player_vector_angles( menu.view.angles, v0, 1.0f, 0.0f );
 203       camera_update_transform( &menu.view );
 204       camera_update_view( &menu.view );
 205       camera_update_projection( &menu.view );
 206       camera_finalize( &menu.view );
 207    }
 208    else return;
 209
 210    shader_model_menu_use();
 211    shader_model_menu_uTexMain( 1 );
 212    glActiveTexture( GL_TEXTURE1 );
 213    glBindTexture( GL_TEXTURE_2D, menu.texture );
 214    shader_model_menu_uPv( menu.view.mtx.pv );
 215    shader_model_menu_uPvmPrev( menu.view.mtx_prev.pv );
 216
 217    mesh_bind( &menu.mesh );
 218
 219    for( u32 i=0; i<mdl_arrcount(&menu.items); i++ ){
 220       ent_menuitem *item = mdl_arritm( &menu.items, i );
 221
 222       if(   item->type == k_ent_menuitem_type_page ) continue;
 223       if( !(item->groups & (0x1 << menu.page)) ) continue;
 224
 225       if( item == menu.loc ){
 226          shader_model_menu_uColour( (v4f){ 0.1f,0.25f,0.9f,1.0f} );
 227       }
 228       else{
 229          shader_model_menu_uColour( (v4f){ 1.0f,1.0f,1.0f,1.0f} );
 230       }
 231
 232       m4x3f mmdl;
 233       mdl_transform_m4x3( &item->transform, mmdl );
 234       shader_model_menu_uMdl( mmdl );
 235
 236       for( u32 j=0; j<item->submesh_count; j++ ){
 237          u32 index = item->submesh_start + j;
 238          mdl_draw_submesh( mdl_arritm( &menu.model.submeshs, index ));
 239       }
 240    }
 241 }
 242
 243 #endif /* MENU_H */
 244
 245 #if 0
 246 #ifndef MENU_H
 247 #define MENU_H
 248
 249 #include "common.h"
 250 #include "model.h"
 251 #include "world_render.h"
 252 #include "player.h"
 253 #include "conf.h"
 254
 255 #include "shaders/model_menu.h"
 256 #include "vg_steam_friends.h"
 257
 258 VG_STATIC mdl_context menu_model;
 259 VG_STATIC mdl_array_ptr   menu_markers;
 260 VG_STATIC glmesh      menu_glmesh;
 261 VG_STATIC m4x3f       menu_mdl_mtx;
 262 VG_STATIC float       menu_opacity = 0.0f;
 263 VG_STATIC float       menu_input_cooldown = 0.0f;
 264 VG_STATIC float       menu_fov_target = 97.0f,
 265                       menu_smooth_fov = 97.0f;
 266 VG_STATIC v2f         menu_extra_angles;
 267 VG_STATIC v3f         menu_camera_pos;
 268 VG_STATIC v2f         menu_camera_angles;
 269
 270 VG_STATIC int         cl_menu         = 0,
 271                       cl_menu_go_away = 0;
 272
 273 VG_STATIC int         menu_enabled(void){ return cl_menu; }
 274
 275 VG_STATIC const char *playermodels[] = { "ch_new", "ch_jordan", "ch_outlaw" };
 276
 277 GLuint tex_menu;
 278
 279 #if 0
 280 VG_STATIC struct input_binding input_menu_h,
 281                                input_menu_v,
 282                                input_menu_press,
 283                                input_menu_back,
 284                                input_menu_toggle,
 285                                input_menu_toggle_kbm;
 286 #endif
 287
 288 VG_STATIC void menu_btn_quit( int event );
 289 VG_STATIC void menu_btn_skater( int event );
 290 VG_STATIC void menu_btn_blur( int event );
 291 VG_STATIC void menu_btn_fuckoff( int event );
 292 VG_STATIC void menu_btn_reset( int event );
 293 VG_STATIC void menu_btn_map( int event );
 294 VG_STATIC void menu_btn_settings( int event );
 295 VG_STATIC void menu_btn_invert_y( int event );
 296
 297 VG_STATIC mdl_mesh *menu_mesh_fov_slider,
 298                    *menu_mesh_vol_slider,
 299                    *menu_mesh_res_slider;
 300
 301 VG_STATIC ent_marker
 302                    *menu_mark_fov_min,
 303                    *menu_mark_fov_max,
 304                    *menu_mark_vol_min,
 305                    *menu_mark_vol_max,
 306                    *menu_mark_res_min,
 307                    *menu_mark_res_max;
 308
 309 struct{
 310    /* state */
 311    int loc;
 312    u32 page;
 313
 314    /* map browser */
 315    struct menu_map_file{
 316       char name[ 64 ];
 317    }
 318    maps_list[ 16 ];
 319
 320    int selected_map,
 321        map_count;
 322 }
 323 VG_STATIC game_menu;
 324
 325 enum menu_page{
 326    k_menu_page_main     = 0x1,
 327    k_menu_page_skater   = 0x2,
 328    k_menu_page_quit     = 0x4,
 329    k_menu_page_settings = 0x8,
 330    k_menu_page_map      = 0x10
 331 };
 332
 333 struct menu_btn_userdata{
 334    int   i;
 335    void *ptr_generic;
 336 };
 337
 338 VG_STATIC int menu_settings_if( struct menu_btn_userdata ud )
 339 {
 340    if( game_menu.page & k_menu_page_settings ){
 341       int *ptr = ud.ptr_generic;
 342       return *ptr;
 343    }
 344    else
 345       return 0;
 346 }
 347
 348 VG_STATIC int menu_vis( struct menu_btn_userdata ud )
 349 {
 350    if( ud.i & game_menu.page )
 351       return 1;
 352    else
 353       return 0;
 354 }
 355
 356 #if 0
 357 VG_STATIC int menu_controller( struct menu_btn_userdata ud )
 358 {
 359    if( (game_menu.page & (k_menu_page_main|k_menu_page_settings))
 360          && (ud.i == steam_display_controller) )
 361       return 1;
 362    return 0;
 363 }
 364
 365 VG_STATIC int menu_controller_inf( struct menu_btn_userdata ud )
 366 {
 367    if( (game_menu.page & k_menu_page_settings)
 368         && (ud.i == steam_display_controller) )
 369       return 1;
 370    return 0;
 371 }
 372 #endif
 373
 374 struct menu_button
 375 {
 376    const char *name;
 377
 378    int (*fn_visibility)( struct menu_btn_userdata ud );
 379    struct menu_btn_userdata user;
 380
 381    void (*fn_press)( int event );
 382
 383    const char *ll,
 384               *lu,
 385               *lr,
 386               *ld;
 387
 388    mdl_mesh *mesh;
 389    float falpha, fsize;
 390 }
 391 VG_STATIC menu_buttons[] =
 392 {
 393    {
 394       "text_quit", menu_vis, {.i=k_menu_page_main|k_menu_page_quit},
 395       .fn_press = menu_btn_quit,
 396          .ld="text_reset", .lr="text_settings", /*.ll="text_map"*/
 397    },
 398    {
 399       "text_quitty", menu_vis, {.i=k_menu_page_quit}
 400    },
 401    {
 402       "text_yes", menu_vis, {.i=k_menu_page_quit},
 403          .fn_press = menu_btn_fuckoff
 404    },
 405 {
 406    "text_reset", menu_vis, {.i=k_menu_page_main},
 407    .fn_press = menu_btn_reset,
 408       .lu="text_quit", .ld="text_skater", /*.ll="text_map",*/ .lr="text_settings"
 409 },
 410 {
 411    "text_skater", menu_vis, {.i=k_menu_page_main|k_menu_page_skater},
 412    .fn_press = menu_btn_skater,
 413       .lu="text_reset", /*.ll="text_map",*/ .lr="text_settings"
 414 },
 415 /*
 416 {
 417    "text_map", menu_vis, {.i=k_menu_page_main},
 418    .fn_press = menu_btn_map,
 419       .lr="text_reset"
 420 },
 421 */
 422 {
 423    "text_settings", menu_vis, {.i=k_menu_page_main|k_menu_page_settings},
 424    .fn_press = menu_btn_settings,
 425       .ll="text_reset"
 426 },
 427 {
 428    "skater_left", menu_vis, {k_menu_page_skater}
 429 },
 430 {
 431    "skater_right", menu_vis, {k_menu_page_skater}
 432 },
 433
 434 {
 435    "fov_slider",     menu_vis, {k_menu_page_settings},
 436    .ld="text_invert_y"
 437 },
 438 { "fov_info",        menu_vis, {k_menu_page_settings} },
 439
 440 {
 441    "vol_slider",     menu_vis, {k_menu_page_settings},
 442    .lu="res_slider"
 443 },
 444 { "vol_info",        menu_vis, {k_menu_page_settings} },
 445
 446 {
 447    "text_invert_y",  menu_vis, {k_menu_page_settings},
 448    .fn_press = menu_btn_invert_y,
 449    .lu = "fov_slider", .ld="text_blur"
 450 },
 451 {
 452    "text_invert_y_check", menu_settings_if, {.ptr_generic=&cl_invert_y}
 453 },
 454 {
 455    "text_blur",      menu_vis, {k_menu_page_settings},
 456    .fn_press = menu_btn_blur,
 457    .lu="text_invert_y", .ld="res_slider"
 458 },
 459 {
 460    "text_blur_check", menu_settings_if, {.ptr_generic=&cl_blur}
 461 },
 462 {
 463    "res_slider",     menu_vis, {k_menu_page_settings},
 464    .ld = "vol_slider", .lu = "text_blur"
 465 },
 466 {
 467    "res_info", menu_vis, {k_menu_page_settings},
 468 },
 469 #if 0
 470 { "ctr_xbox",       menu_controller_inf, {k_steam_controller_type_xbox}},
 471 { "ctr_xbox_text",  menu_controller_inf, {k_steam_controller_type_xbox}},
 472 { "ctr_steam",      menu_controller_inf, {k_steam_controller_type_steam}},
 473 { "ctr_steam_text", menu_controller_inf, {k_steam_controller_type_steam}},
 474 { "ctr_deck",       menu_controller_inf, {k_steam_controller_type_steam_deck}},
 475 { "ctr_deck_text",  menu_controller_inf, {k_steam_controller_type_steam_deck}},
 476 { "ctr_ps",         menu_controller_inf, {k_steam_controller_type_playstation}},
 477 { "ctr_ps_text",    menu_controller_inf, {k_steam_controller_type_playstation}},
 478 { "ctr_kbm",        menu_controller_inf, {k_steam_controller_type_keyboard}},
 479 { "ctr_kbm_text",   menu_controller_inf, {k_steam_controller_type_keyboard}},
 480 #endif
 481 {
 482    "text_paused", menu_vis, {k_menu_page_main}
 483 },
 484 };
 485
 486 VG_STATIC int menu_get_loc( const char *loc )
 487 {
 488    for( int i=0; i<vg_list_size(menu_buttons); i++ )
 489       if( !strcmp( menu_buttons[i].name, loc ) )
 490          return i;
 491
 492    assert(0);
 493    return 0;
 494 }
 495
 496 VG_STATIC void menu_btn_reset( int event )
 497 {
 498    localplayer_cmd_respawn( 0, NULL );
 499    cl_menu_go_away = 1;
 500    game_menu.page = 0;
 501 }
 502
 503 VG_STATIC void menu_btn_fuckoff( int event )
 504 {
 505    vg.window_should_close = 1;
 506 }
 507
 508 VG_STATIC void menu_btn_quit( int event )
 509 {
 510    game_menu.page = k_menu_page_quit;
 511    game_menu.loc = menu_get_loc( "text_yes" );
 512 }
 513
 514 VG_STATIC void menu_btn_settings( int event )
 515 {
 516    game_menu.page = k_menu_page_settings;
 517    game_menu.loc = menu_get_loc( "fov_slider" );
 518 }
 519
 520 VG_STATIC void menu_btn_skater( int event )
 521 {
 522    game_menu.page = k_menu_page_skater;
 523 }
 524
 525 VG_STATIC void menu_btn_blur( int event )
 526 {
 527    cl_blur ^= 0x1;
 528 }
 529
 530 VG_STATIC void menu_btn_invert_y( int event )
 531 {
 532    cl_invert_y ^= 0x1;
 533 }
 534
 535 VG_STATIC void menu_btn_map( int event )
 536 {
 537    game_menu.page = k_menu_page_map;
 538    game_menu.map_count = 0;
 539    game_menu.selected_map = 0;
 540
 541    tinydir_dir dir;
 542    tinydir_open( &dir, "maps" );
 543
 544    while( dir.has_next ){
 545       tinydir_file file;
 546       tinydir_readfile( &dir, &file );
 547
 548       if( file.is_reg ){
 549          struct menu_map_file *mf = &game_menu.maps_list[ game_menu.map_count ];
 550
 551          vg_strncpy( file.name, mf->name,
 552                                 vg_list_size(game_menu.maps_list[0].name),
 553                                 k_strncpy_always_add_null );
 554
 555          game_menu.map_count ++;
 556          if( game_menu.map_count == vg_list_size(game_menu.maps_list) )
 557             break;
 558       }
 559
 560       tinydir_next( &dir );
 561    }
 562
 563    tinydir_close(&dir);
 564 }
 565
 566 VG_STATIC void menu_crap_ui(void)
 567 {
 568 #if 0
 569    if( cl_menu && (game_menu.page == k_menu_page_map) ){
 570       ui_rect box;
 571       box[0] = vg.window_x/2 - 150;
 572       box[1] = vg.window_y/2 - 300;
 573       box[2] = 300;
 574       box[3] = 600;
 575
 576       ui_fill_rect( box, 0xa0000000 );
 577
 578       if( game_menu.map_count == 0 ){
 579          ui_text( (ui_rect){ vg.window_x/2, box[1]+8, 0,0 }, "No maps found", 1,
 580                   k_text_align_center );
 581       }
 582       else{
 583          ui_rect_pad( box, 4 );
 584          box[3] = 16;
 585
 586          for( int i=0; i<game_menu.map_count; i++ ){
 587             struct menu_map_file *mf = &game_menu.maps_list[ i ];
 588
 589             ui_fill_rect( box, game_menu.selected_map == i? 0xa0ffffff:
 590                                                             0xa0808080 );
 591             ui_text( (ui_rect){ vg.window_x/2, box[1]+2, 0,0 },
 592                                  mf->name, 1, k_text_align_center );
 593             box[1] += 16+4;
 594          }
 595       }
 596    }
 597 #endif
 598 }
 599
 600 VG_STATIC void steam_on_game_overlay( CallbackMsg_t *msg )
 601 {
 602    GameOverlayActivated_t *inf = (GameOverlayActivated_t *)msg->m_pubParam;
 603    vg_info( "Steam game overlay activated; pausing\n" );
 604
 605    if( inf->m_bActive ){
 606       cl_menu = 1;
 607       game_menu.page = k_menu_page_main;
 608       game_menu.loc = menu_get_loc( "text_skater" );
 609    }
 610 }
 611
 612 VG_STATIC void menu_init(void)
 613 {
 614 #if 0
 615    vg_apply_bind_str( &input_menu_h, "", "gp-ls-h" );
 616    vg_apply_bind_str( &input_menu_h, "+", "right" );
 617    vg_apply_bind_str( &input_menu_h, "-", "left" );
 618    vg_apply_bind_str( &input_menu_v, "", "-gp-ls-v" );
 619    vg_apply_bind_str( &input_menu_v, "+", "up" );
 620    vg_apply_bind_str( &input_menu_v, "-", "down" );
 621    vg_apply_bind_str( &input_menu_press, "", "gp-a" );
 622    vg_apply_bind_str( &input_menu_press, "", "\2enter" );
 623    vg_apply_bind_str( &input_menu_back, "", "gp-b" );
 624    vg_apply_bind_str( &input_menu_back, "", "\2escape" );
 625    vg_apply_bind_str( &input_menu_toggle_kbm, "", "\2escape" );
 626    vg_apply_bind_str( &input_menu_toggle, "", "\2gp-menu" );
 627 #endif
 628
 629    vg_linear_clear( vg_mem.scratch );
 630
 631    mdl_open( &menu_model, "models/rs_menu.mdl", vg_mem.rtmemory );
 632    mdl_load_metadata_block( &menu_model, vg_mem.rtmemory );
 633    mdl_load_array( &menu_model, &menu_markers, "ent_marker", vg_mem.rtmemory );
 634    //mdl_invert_uv_coordinates( &menu_model );
 635    mdl_async_load_glmesh( &menu_model, &menu_glmesh );
 636    mdl_close( &menu_model );
 637
 638    vg_tex2d_load_qoi_async_file( "textures/menu.qoi",
 639                                  VG_TEX2D_CLAMP|VG_TEX2D_NEAREST,
 640                                  &tex_menu );
 641
 642
 643    for( int i=0; i<vg_list_size(menu_buttons); i++ ){
 644       struct menu_button *btn = &menu_buttons[i];
 645       btn->mesh = mdl_find_mesh( &menu_model, btn->name );
 646
 647       if( !btn->mesh ){
 648          vg_info( "info: %s\n", btn->name );
 649          vg_fatal_error( "Menu programming error" );
 650       }
 651    }
 652
 653    menu_mark_fov_max =
 654       ent_find_marker( &menu_model, &menu_markers, "fov_slider_max" );
 655    menu_mark_fov_min =
 656       ent_find_marker( &menu_model, &menu_markers, "fov_slider_min" );
 657    menu_mark_vol_max =
 658       ent_find_marker( &menu_model, &menu_markers, "vol_slider_max" );
 659    menu_mark_vol_min =
 660       ent_find_marker( &menu_model, &menu_markers, "vol_slider_min" );
 661    menu_mark_res_max =
 662       ent_find_marker( &menu_model, &menu_markers, "res_slider_max" );
 663    menu_mark_res_min =
 664       ent_find_marker( &menu_model, &menu_markers, "res_slider_min" );
 665
 666    menu_mesh_fov_slider = mdl_find_mesh( &menu_model, "fov_slider" );
 667    menu_mesh_vol_slider = mdl_find_mesh( &menu_model, "vol_slider" );
 668    menu_mesh_res_slider = mdl_find_mesh( &menu_model, "res_slider" );
 669
 670    shader_model_menu_register();
 671
 672 #ifdef SR_NETWORKED
 673    steam_register_callback( k_iGameOverlayActivated, steam_on_game_overlay );
 674 #endif
 675 }
 676
 677 VG_STATIC void menu_run_directional(void)
 678 {
 679 #if 0
 680    struct menu_button *btn = &menu_buttons[ game_menu.loc ];
 681
 682    if( vg_input_button_down( &input_menu_press ) ){
 683       if( btn->fn_press ){
 684          audio_lock();
 685          audio_oneshot( &audio_ui[0], 1.0f, 0.0f );
 686          audio_unlock();
 687
 688          btn->fn_press( 1 );
 689          return;
 690       }
 691    }
 692
 693    if( menu_input_cooldown <= 0.0f ){
 694       v2f dir = {  input_menu_h.axis.value,
 695                   -input_menu_v.axis.value };
 696
 697       if( v2_length2( dir ) > 0.8f*0.8f ){
 698          const char *link = NULL;
 699
 700          if( fabsf(dir[0]) > fabsf(dir[1]) ){
 701             if( dir[0] > 0.0f ) link = btn->lr;
 702             else link = btn->ll;
 703          }
 704          else{
 705             if( dir[1] > 0.0f ) link = btn->ld;
 706             else link = btn->lu;
 707          }
 708
 709          if( link ){
 710             game_menu.loc = menu_get_loc( link );
 711             menu_input_cooldown = 0.25f;
 712          }
 713       }
 714    }
 715 #endif
 716 }
 717
 718 VG_STATIC int menu_page_should_backout(void)
 719 {
 720    return 0;
 721 #if 0
 722    return vg_input_button_down( &input_menu_back );
 723 #endif
 724 }
 725
 726 VG_STATIC void menu_close(void)
 727 {
 728    cl_menu_go_away = 1;
 729    game_menu.page = 0;
 730    game_menu.loc = menu_get_loc( "text_skater" );
 731 }
 732
 733 VG_STATIC void menu_page_main(void)
 734 {
 735    if( menu_page_should_backout() )
 736    {
 737       menu_close();
 738       return;
 739    }
 740
 741    menu_fov_target = 112.0f;
 742    menu_run_directional();
 743 }
 744
 745 VG_STATIC void menu_page_map(void)
 746 {
 747    if( menu_page_should_backout() ){
 748       game_menu.page = k_menu_page_main;
 749       game_menu.loc = menu_get_loc( "text_map" );
 750    }
 751
 752    if( game_menu.map_count > 0 ){
 753 #if 0
 754       float v = input_menu_v.axis.value;
 755       if( (fabsf(v) > 0.7f) && (menu_input_cooldown <= 0.0f) ){
 756          audio_lock();
 757          audio_oneshot( &audio_rewind[4], 1.0f, 0.0f );
 758          audio_unlock();
 759
 760          if( v > 0.0f ){
 761             game_menu.selected_map --;
 762
 763             if( game_menu.selected_map < 0 )
 764                game_menu.selected_map = game_menu.map_count-1;
 765
 766             menu_input_cooldown = 0.25f;
 767          }
 768          else{
 769             game_menu.selected_map ++;
 770
 771             if( game_menu.selected_map >= game_menu.map_count )
 772                game_menu.selected_map = 0;
 773
 774             menu_input_cooldown = 0.25f;
 775          }
 776       }
 777
 778       if( vg_input_button_down( &input_menu_press ) ){
 779 #if 0
 780          /* load map */
 781          char temp[256];
 782          strcpy( temp, "maps/" );
 783          strcat( temp, game_menu.maps_list[game_menu.selected_map].name );
 784
 785          world_change_world( 1, (const char *[]){ temp } );
 786          menu_close();
 787 #endif
 788       }
 789 #endif
 790    }
 791
 792    menu_fov_target = 80.0f;
 793 }
 794
 795 VG_STATIC void menu_page_quit(void)
 796 {
 797    if( menu_page_should_backout() ){
 798       game_menu.page = k_menu_page_main;
 799       game_menu.loc = menu_get_loc( "text_quit" );
 800    }
 801
 802    menu_fov_target = 90.0f;
 803    menu_run_directional();
 804 }
 805
 806 void temp_update_playermodel(void);
 807 VG_STATIC void menu_page_skater(void)
 808 {
 809 #if 0
 810    float h = input_menu_h.axis.value;
 811    menu_fov_target = 97.0f;
 812
 813    if( menu_page_should_backout() ){
 814       game_menu.page = k_menu_page_main;
 815       game_menu.loc = menu_get_loc( "text_skater" );
 816       return;
 817    }
 818
 819    if( (fabsf(h) > 0.7f) && (menu_input_cooldown <= 0.0f) ){
 820       audio_lock();
 821       audio_oneshot( &audio_rewind[4], 1.0f, 0.0f );
 822       audio_unlock();
 823
 824       vg_info( "%f\n", h );
 825
 826       if( h < 0.0f ){
 827          cl_playermdl_id --;
 828          if( cl_playermdl_id < 0 )
 829             cl_playermdl_id = 2;
 830
 831          int li = menu_get_loc( "skater_left" );
 832
 833          menu_buttons[li].fsize = 0.4f;
 834          menu_buttons[li].falpha = 1.0f;
 835
 836          menu_input_cooldown = 0.25f;
 837       }
 838       else{
 839          cl_playermdl_id ++;
 840          if( cl_playermdl_id > 2 )
 841             cl_playermdl_id = 0;
 842
 843          int ri = menu_get_loc( "skater_right" );
 844
 845          menu_buttons[ri].fsize = 0.4f;
 846          menu_buttons[ri].falpha = 1.0f;
 847
 848          menu_input_cooldown = 0.25f;
 849       }
 850
 851       temp_update_playermodel();
 852    }
 853 #endif
 854 }
 855
 856 VG_STATIC void menu_slider( float *value, int set_value,
 857                             mdl_mesh *slider, v3f co_min, v3f co_max )
 858 {
 859 #if 0
 860    if( set_value ){
 861       float h = input_menu_h.axis.value;
 862       if( fabsf(h) > 0.04f )
 863          *value += h * vg.time_frame_delta;
 864       *value = vg_clampf( *value, 0.0f, 1.0f );
 865    }
 866
 867    v3_lerp( co_min, co_max, *value, slider->transform.co );
 868 #endif
 869 }
 870
 871 VG_STATIC void menu_page_settings(void)
 872 {
 873    menu_run_directional();
 874
 875    int fov_select = game_menu.loc == menu_get_loc( "fov_slider" );
 876    menu_slider( &cl_fov, fov_select,
 877                   menu_mesh_fov_slider, menu_mark_fov_min->transform.co,
 878                   menu_mark_fov_max->transform.co );
 879
 880    if( fov_select )
 881       menu_fov_target = vg_lerpf( 97.0f, 135.0f, cl_fov ) * 0.8f;
 882
 883    menu_slider( &vg_audio.external_global_volume,
 884                   (game_menu.loc == menu_get_loc( "vol_slider" )),
 885                   menu_mesh_vol_slider, menu_mark_vol_min->transform.co,
 886                   menu_mark_vol_max->transform.co );
 887
 888    menu_slider( &gpipeline.view_render_scale,
 889                   (game_menu.loc == menu_get_loc( "res_slider" )),
 890                   menu_mesh_res_slider, menu_mark_res_min->transform.co,
 891                   menu_mark_res_max->transform.co );
 892
 893    if( menu_page_should_backout() ){
 894       game_menu.page = k_menu_page_main;
 895       game_menu.loc = menu_get_loc( "text_settings" );
 896       return;
 897    }
 898 }
 899
 900 VG_STATIC void menu_update(void)
 901 {
 902 #if 0
 903    vg_input_update( 1, &input_menu_h );
 904    vg_input_update( 1, &input_menu_v );
 905    vg_input_update( 1, &input_menu_back );
 906    vg_input_update( 1, &input_menu_press );
 907    vg_input_update( 1, &input_menu_toggle );
 908    vg_input_update( 1, &input_menu_toggle_kbm );
 909 #endif
 910    return;
 911
 912
 913 #if 0
 914    int toggle_gp = vg_input_button_down( &input_menu_toggle ),
 915        toggle_kb = vg_input_button_down( &input_menu_toggle_kbm ),
 916        wait_for_a_sec = 0;
 917
 918    if( toggle_gp || toggle_kb ){
 919       if( cl_menu ){
 920          if( toggle_gp ){
 921             menu_close();
 922          }
 923       }
 924       else{
 925          if( toggle_kb )
 926             wait_for_a_sec = 1;
 927
 928          cl_menu = 1;
 929          game_menu.page = 1;
 930       }
 931    }
 932
 933    if( !wait_for_a_sec && cl_menu ){
 934       if( game_menu.page == k_menu_page_main )
 935          menu_page_main();
 936       else if( game_menu.page == k_menu_page_skater )
 937          menu_page_skater();
 938       else if( game_menu.page == k_menu_page_quit )
 939          menu_page_quit();
 940       else if( game_menu.page == k_menu_page_settings )
 941          menu_page_settings();
 942       else if( game_menu.page == k_menu_page_map )
 943          menu_page_map();
 944    }
 945
 946    struct menu_button *btn = &menu_buttons[ game_menu.loc ];
 947
 948    /* Base */
 949    {
 950       player_instance *player = &localplayer;
 951       struct player_avatar *av = player->playeravatar;
 952
 953       v3f center_rough;
 954       if( player->subsystem == k_player_subsystem_dead ){
 955          m4x3_mulv( av->sk.final_mtx[av->id_hip], (v3f){0.0f,0.9f,0.0f},
 956                     center_rough );
 957       }
 958       else{
 959          m4x3_mulv( av->sk.final_mtx[av->id_head], (v3f){0.0f,1.5f,0.0f},
 960                     center_rough );
 961       }
 962
 963       v3f cam_offset;
 964       float cam_rot;
 965       if( player->subsystem == k_player_subsystem_walk ){
 966          v3_muls( player->rb.to_world[2],  1.0f, cam_offset );
 967          cam_rot = 0.0f;
 968       }
 969       else{
 970          v3_muls( player->rb.to_world[0], -1.0f, cam_offset );
 971          cam_rot = -VG_PIf*0.5f;
 972       }
 973
 974
 975       v3f lookdir;
 976       m3x3_mulv( player->invbasis, cam_offset, lookdir );
 977       lookdir[1] = 0.0f;
 978       v3_normalize( lookdir );
 979
 980       m3x3_mulv( player->basis, lookdir, cam_offset );
 981       v3_muladds( center_rough, cam_offset, 2.0f, menu_camera_pos );
 982
 983       menu_camera_angles[1] = 0.0f;
 984       menu_camera_angles[0] = -atan2f( lookdir[0], lookdir[2] );
 985
 986       /* setup model matrix */
 987       v4f qmenu_mdl;
 988       q_axis_angle( qmenu_mdl, (v3f){0.0f,1.0f,0.0f}, -menu_camera_angles[0] );
 989       q_m3x3( qmenu_mdl, menu_mdl_mtx );
 990       v3_add( center_rough, (v3f){0.0f,-0.5f,0.0f}, menu_mdl_mtx[3] );
 991       m3x3_mul( player->basis, menu_mdl_mtx, menu_mdl_mtx );
 992
 993       menu_smooth_fov = vg_lerpf( menu_smooth_fov, menu_fov_target,
 994                                   vg.time_frame_delta * 8.2f );
 995    }
 996
 997    /* Extra */
 998    {
 999       v3f delta;
1000       v3_sub( btn->mesh->transform.co, (v3f){ 0.0f,1.5f,-1.5f }, delta );
1001       v3_normalize( delta );
1002
1003       float y = atan2f( delta[0], delta[2] ),
1004             p = -sinf(delta[1]),
1005             dt = vg.time_frame_delta;
1006
1007       menu_extra_angles[0] = vg_lerpf( menu_extra_angles[0], y, dt );
1008       menu_extra_angles[1] = vg_lerpf( menu_extra_angles[1], p, dt );
1009
1010       v2_muladds( menu_camera_angles, menu_extra_angles, 0.8f,
1011                   menu_camera_angles );
1012       menu_camera_angles[0] = fmodf( menu_camera_angles[0], VG_TAUf );
1013    }
1014
1015    float dt = vg.time_frame_delta * 6.0f;
1016    menu_opacity = vg_lerpf( menu_opacity, cl_menu&&!cl_menu_go_away, dt );
1017
1018    if( menu_opacity <= 0.01f ){
1019       cl_menu = 0;
1020       cl_menu_go_away = 0;
1021    }
1022
1023    vg.time_rate = 1.0-(double)menu_opacity;
1024
1025    if( cl_menu ){
1026       menu_input_cooldown -= vg.time_frame_delta;
1027    }
1028 #endif
1029 }
1030
1031 /* https://iquilezles.org/articles/functions/ */
1032 float expSustainedImpulse( float x, float f, float k )
1033 {
1034     float s = fmaxf(x-f,0.0f);
1035     return fminf( x*x/(f*f), 1.0f+(2.0f/f)*s*expf(-k*s));
1036 }
1037
1038 VG_STATIC void menu_render_bg(void)
1039 {
1040    glEnable(GL_BLEND);
1041    glDisable(GL_DEPTH_TEST);
1042    glBlendFunc( GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA );
1043    glBlendEquation(GL_FUNC_ADD);
1044
1045    shader_blitcolour_use();
1046    shader_blitcolour_uColour( (v4f){ 0.1f, 0.1f, 0.3f, menu_opacity*0.5f } );
1047    render_fsquad();
1048 }
1049
1050 VG_STATIC void menu_render_fg( camera *cam )
1051 {
1052    glEnable( GL_DEPTH_TEST );
1053    glDisable( GL_BLEND );
1054
1055    m4x3f mtx;
1056
1057    shader_model_menu_use();
1058    shader_model_menu_uColour( (v4f){ 1.0f,1.0f,1.0f,1.0f} );
1059    shader_model_menu_uTexMain( 1 );
1060
1061    glActiveTexture( GL_TEXTURE1 );
1062    glBindTexture( GL_TEXTURE_2D, tex_menu );
1063
1064    shader_model_menu_uPv( cam->mtx.pv );
1065    shader_model_menu_uPvmPrev( cam->mtx_prev.pv );
1066    mesh_bind( &menu_glmesh );
1067
1068    for( int i=0; i<vg_list_size(menu_buttons); i++ ){
1069       struct menu_button *btn = &menu_buttons[i];
1070       float talpha = i==game_menu.loc? 1.0f: 0.0f,
1071             tsize0 = btn->fn_visibility( btn->user )? 1.0f: 0.0f,
1072             tsize1 = i==game_menu.loc? 0.07f: 0.0f,
1073             tsize  = tsize0+tsize1;
1074
1075       btn->falpha = vg_lerpf( btn->falpha, talpha, vg.time_frame_delta * 14.0f);
1076       btn->fsize  = vg_lerpf( btn->fsize,  tsize,  vg.time_frame_delta * 7.0f );
1077
1078       /* Colour */
1079       v4f vselected = {0.95f*1.3f,0.45f*1.3f,0.095f*1.3f, 1.0f},
1080           vnormal   = {1.0f,1.0f,1.0f, 1.0f},
1081           vcurrent;
1082
1083       v4_lerp( vnormal, vselected, btn->falpha, vcurrent );
1084       shader_model_menu_uColour( vcurrent );
1085
1086       /* Create matrix */
1087       m4x3f mtx_size;
1088       mdl_transform_m4x3( &btn->mesh->transform, mtx );
1089       m4x3_mul( menu_mdl_mtx, mtx, mtx );
1090       m4x3_identity( mtx_size );
1091       m3x3_scalef( mtx_size, expSustainedImpulse( btn->fsize, 0.5f, 8.7f) );
1092       m4x3_mul( mtx, mtx_size, mtx );
1093       shader_model_menu_uMdl( mtx );
1094
1095       for( int j=0; j<btn->mesh->submesh_count; j++ ){
1096          mdl_submesh *sm =
1097             mdl_arritm( &menu_model.submeshs, btn->mesh->submesh_start+j );
1098          mdl_draw_submesh( sm );
1099       }
1100    }
1101
1102    /*
1103    for( int i=0; i<menu_model->node_count; i++ )
1104    {
1105       mdl_node *pnode = mdl_node_from_id( menu_model, i );
1106
1107       for( int j=0; j<pnode->submesh_count; j++ )
1108       {
1109          mdl_submesh *sm =
1110             mdl_submesh_from_id( menu_model, pnode->submesh_start+j );
1111
1112          mdl_node_transform( pnode, mtx );
1113          m4x3_mul( menu_mdl_mtx, mtx, mtx );
1114          shader_menu_uMdl( mtx );
1115
1116          mdl_draw_submesh( sm );
1117       }
1118    }
1119    */
1120 }
1121
1122 #endif /* MENU_H */
1123 #endif