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
  10 #include "shaders/model_menu.h"
  11 #include "vg_steam_friends.h"
  12 #include "submodules/tinydir/tinydir.h"
  13
  14 VG_STATIC mdl_context menu_model;
  15 VG_STATIC mdl_array_ptr   menu_markers;
  16 VG_STATIC glmesh      menu_glmesh;
  17 VG_STATIC m4x3f       menu_mdl_mtx;
  18 VG_STATIC float       menu_opacity = 0.0f;
  19 VG_STATIC float       menu_input_cooldown = 0.0f;
  20 VG_STATIC float       menu_fov_target = 97.0f,
  21                       menu_smooth_fov = 97.0f;
  22 VG_STATIC v2f         menu_extra_angles;
  23 VG_STATIC v3f         menu_camera_pos;
  24 VG_STATIC v2f         menu_camera_angles;
  25
  26 VG_STATIC int         cl_menu         = 0,
  27                       cl_menu_go_away = 0;
  28
  29 VG_STATIC int         menu_enabled(void){ return cl_menu; }
  30
  31 VG_STATIC const char *playermodels[] = { "ch_new", "ch_jordan", "ch_outlaw" };
  32
  33 vg_tex2d tex_menu = { .path = "textures/menu.qoi",.flags = VG_TEXTURE_NEAREST };
  34
  35 VG_STATIC struct input_binding input_menu_h,
  36                                input_menu_v,
  37                                input_menu_press,
  38                                input_menu_back,
  39                                input_menu_toggle,
  40                                input_menu_toggle_kbm;
  41
  42 VG_STATIC void menu_btn_quit( int event );
  43 VG_STATIC void menu_btn_skater( int event );
  44 VG_STATIC void menu_btn_blur( int event );
  45 VG_STATIC void menu_btn_fuckoff( int event );
  46 VG_STATIC void menu_btn_reset( int event );
  47 VG_STATIC void menu_btn_map( int event );
  48 VG_STATIC void menu_btn_settings( int event );
  49 VG_STATIC void menu_btn_invert_y( int event );
  50
  51 VG_STATIC mdl_mesh *menu_mesh_fov_slider,
  52                    *menu_mesh_vol_slider,
  53                    *menu_mesh_res_slider;
  54
  55 VG_STATIC ent_marker
  56                    *menu_mark_fov_min,
  57                    *menu_mark_fov_max,
  58                    *menu_mark_vol_min,
  59                    *menu_mark_vol_max,
  60                    *menu_mark_res_min,
  61                    *menu_mark_res_max;
  62
  63 struct{
  64    /* state */
  65    int loc;
  66    u32 page;
  67
  68    /* map browser */
  69    struct menu_map_file{
  70       char name[ 64 ];
  71    }
  72    maps_list[ 16 ];
  73
  74    int selected_map,
  75        map_count;
  76 }
  77 VG_STATIC game_menu;
  78
  79 enum menu_page{
  80    k_menu_page_main     = 0x1,
  81    k_menu_page_skater   = 0x2,
  82    k_menu_page_quit     = 0x4,
  83    k_menu_page_settings = 0x8,
  84    k_menu_page_map      = 0x10
  85 };
  86
  87 struct menu_btn_userdata{
  88    int   i;
  89    void *ptr_generic;
  90 };
  91
  92 VG_STATIC int menu_settings_if( struct menu_btn_userdata ud )
  93 {
  94    if( game_menu.page & k_menu_page_settings ){
  95       int *ptr = ud.ptr_generic;
  96       return *ptr;
  97    }
  98    else
  99       return 0;
 100 }
 101
 102 VG_STATIC int menu_vis( struct menu_btn_userdata ud )
 103 {
 104    if( ud.i & game_menu.page )
 105       return 1;
 106    else
 107       return 0;
 108 }
 109
 110 VG_STATIC int menu_controller( struct menu_btn_userdata ud )
 111 {
 112    if( (game_menu.page & (k_menu_page_main|k_menu_page_settings))
 113          && (ud.i == steam_display_controller) )
 114       return 1;
 115    return 0;
 116 }
 117
 118 VG_STATIC int menu_controller_inf( struct menu_btn_userdata ud )
 119 {
 120    if( (game_menu.page & k_menu_page_settings)
 121         && (ud.i == steam_display_controller) )
 122       return 1;
 123    return 0;
 124 }
 125
 126 struct menu_button
 127 {
 128    const char *name;
 129
 130    int (*fn_visibility)( struct menu_btn_userdata ud );
 131    struct menu_btn_userdata user;
 132
 133    void (*fn_press)( int event );
 134
 135    const char *ll,
 136               *lu,
 137               *lr,
 138               *ld;
 139
 140    mdl_mesh *mesh;
 141    float falpha, fsize;
 142 }
 143 VG_STATIC menu_buttons[] =
 144 {
 145    {
 146       "text_quit", menu_vis, {.i=k_menu_page_main|k_menu_page_quit},
 147       .fn_press = menu_btn_quit,
 148          .ld="text_reset", .lr="text_settings", /*.ll="text_map"*/
 149    },
 150    {
 151       "text_quitty", menu_vis, {.i=k_menu_page_quit}
 152    },
 153    {
 154       "text_yes", menu_vis, {.i=k_menu_page_quit},
 155          .fn_press = menu_btn_fuckoff
 156    },
 157 {
 158    "text_reset", menu_vis, {.i=k_menu_page_main},
 159    .fn_press = menu_btn_reset,
 160       .lu="text_quit", .ld="text_skater", /*.ll="text_map",*/ .lr="text_settings"
 161 },
 162 {
 163    "text_skater", menu_vis, {.i=k_menu_page_main|k_menu_page_skater},
 164    .fn_press = menu_btn_skater,
 165       .lu="text_reset", /*.ll="text_map",*/ .lr="text_settings"
 166 },
 167 /*
 168 {
 169    "text_map", menu_vis, {.i=k_menu_page_main},
 170    .fn_press = menu_btn_map,
 171       .lr="text_reset"
 172 },
 173 */
 174 {
 175    "text_settings", menu_vis, {.i=k_menu_page_main|k_menu_page_settings},
 176    .fn_press = menu_btn_settings,
 177       .ll="text_reset"
 178 },
 179 {
 180    "skater_left", menu_vis, {k_menu_page_skater}
 181 },
 182 {
 183    "skater_right", menu_vis, {k_menu_page_skater}
 184 },
 185
 186 {
 187    "fov_slider",     menu_vis, {k_menu_page_settings},
 188    .ld="text_invert_y"
 189 },
 190 { "fov_info",        menu_vis, {k_menu_page_settings} },
 191
 192 {
 193    "vol_slider",     menu_vis, {k_menu_page_settings},
 194    .lu="res_slider"
 195 },
 196 { "vol_info",        menu_vis, {k_menu_page_settings} },
 197
 198 {
 199    "text_invert_y",  menu_vis, {k_menu_page_settings},
 200    .fn_press = menu_btn_invert_y,
 201    .lu = "fov_slider", .ld="text_blur"
 202 },
 203 {
 204    "text_invert_y_check", menu_settings_if, {.ptr_generic=&cl_invert_y}
 205 },
 206 {
 207    "text_blur",      menu_vis, {k_menu_page_settings},
 208    .fn_press = menu_btn_blur,
 209    .lu="text_invert_y", .ld="res_slider"
 210 },
 211 {
 212    "text_blur_check", menu_settings_if, {.ptr_generic=&cl_blur}
 213 },
 214 {
 215    "res_slider",     menu_vis, {k_menu_page_settings},
 216    .ld = "vol_slider", .lu = "text_blur"
 217 },
 218 {
 219    "res_info", menu_vis, {k_menu_page_settings},
 220 },
 221 { "ctr_xbox",       menu_controller_inf, {k_steam_controller_type_xbox}},
 222 { "ctr_xbox_text",  menu_controller_inf, {k_steam_controller_type_xbox}},
 223 { "ctr_steam",      menu_controller_inf, {k_steam_controller_type_steam}},
 224 { "ctr_steam_text", menu_controller_inf, {k_steam_controller_type_steam}},
 225 { "ctr_deck",       menu_controller_inf, {k_steam_controller_type_steam_deck}},
 226 { "ctr_deck_text",  menu_controller_inf, {k_steam_controller_type_steam_deck}},
 227 { "ctr_ps",         menu_controller_inf, {k_steam_controller_type_playstation}},
 228 { "ctr_ps_text",    menu_controller_inf, {k_steam_controller_type_playstation}},
 229 { "ctr_kbm",        menu_controller_inf, {k_steam_controller_type_keyboard}},
 230 { "ctr_kbm_text",   menu_controller_inf, {k_steam_controller_type_keyboard}},
 231 {
 232    "text_paused", menu_vis, {k_menu_page_main}
 233 },
 234 };
 235
 236 VG_STATIC int menu_get_loc( const char *loc )
 237 {
 238    for( int i=0; i<vg_list_size(menu_buttons); i++ )
 239       if( !strcmp( menu_buttons[i].name, loc ) )
 240          return i;
 241
 242    assert(0);
 243    return 0;
 244 }
 245
 246 VG_STATIC void menu_btn_reset( int event )
 247 {
 248    localplayer_cmd_respawn( 0, NULL );
 249    cl_menu_go_away = 1;
 250    game_menu.page = 0;
 251 }
 252
 253 VG_STATIC void menu_btn_fuckoff( int event )
 254 {
 255    vg.window_should_close = 1;
 256 }
 257
 258 VG_STATIC void menu_btn_quit( int event )
 259 {
 260    game_menu.page = k_menu_page_quit;
 261    game_menu.loc = menu_get_loc( "text_yes" );
 262 }
 263
 264 VG_STATIC void menu_btn_settings( int event )
 265 {
 266    game_menu.page = k_menu_page_settings;
 267    game_menu.loc = menu_get_loc( "fov_slider" );
 268 }
 269
 270 VG_STATIC void menu_btn_skater( int event )
 271 {
 272    game_menu.page = k_menu_page_skater;
 273 }
 274
 275 VG_STATIC void menu_btn_blur( int event )
 276 {
 277    cl_blur ^= 0x1;
 278 }
 279
 280 VG_STATIC void menu_btn_invert_y( int event )
 281 {
 282    cl_invert_y ^= 0x1;
 283 }
 284
 285 VG_STATIC void menu_btn_map( int event )
 286 {
 287    game_menu.page = k_menu_page_map;
 288    game_menu.map_count = 0;
 289    game_menu.selected_map = 0;
 290
 291    tinydir_dir dir;
 292    tinydir_open( &dir, "maps" );
 293
 294    while( dir.has_next ){
 295       tinydir_file file;
 296       tinydir_readfile( &dir, &file );
 297
 298       if( file.is_reg ){
 299          struct menu_map_file *mf = &game_menu.maps_list[ game_menu.map_count ];
 300
 301          vg_strncpy( file.name, mf->name,
 302                                 vg_list_size(game_menu.maps_list[0].name)-1 );
 303
 304          game_menu.map_count ++;
 305          if( game_menu.map_count == vg_list_size(game_menu.maps_list) )
 306             break;
 307       }
 308
 309       tinydir_next( &dir );
 310    }
 311
 312    tinydir_close(&dir);
 313 }
 314
 315 VG_STATIC void menu_crap_ui(void)
 316 {
 317    if( cl_menu && (game_menu.page == k_menu_page_map) ){
 318       ui_rect box;
 319       box[0] = vg.window_x/2 - 150;
 320       box[1] = vg.window_y/2 - 300;
 321       box[2] = 300;
 322       box[3] = 600;
 323
 324       ui_fill_rect( box, 0xa0000000 );
 325
 326       if( game_menu.map_count == 0 ){
 327          ui_text( (ui_rect){ vg.window_x/2, box[1]+8, 0,0 }, "No maps found", 1,
 328                   k_text_align_center );
 329       }
 330       else{
 331          ui_rect_pad( box, 4 );
 332          box[3] = 16;
 333
 334          for( int i=0; i<game_menu.map_count; i++ ){
 335             struct menu_map_file *mf = &game_menu.maps_list[ i ];
 336
 337             ui_fill_rect( box, game_menu.selected_map == i? 0xa0ffffff:
 338                                                             0xa0808080 );
 339             ui_text( (ui_rect){ vg.window_x/2, box[1]+2, 0,0 },
 340                                  mf->name, 1, k_text_align_center );
 341             box[1] += 16+4;
 342          }
 343       }
 344    }
 345 }
 346
 347 VG_STATIC void steam_on_game_overlay( CallbackMsg_t *msg )
 348 {
 349    GameOverlayActivated_t *inf = (GameOverlayActivated_t *)msg->m_pubParam;
 350    vg_info( "Steam game overlay activated; pausing\n" );
 351
 352    if( inf->m_bActive ){
 353       cl_menu = 1;
 354       game_menu.page = k_menu_page_main;
 355       game_menu.loc = menu_get_loc( "text_skater" );
 356    }
 357 }
 358
 359 VG_STATIC void menu_init(void)
 360 {
 361    vg_create_unnamed_input( &input_menu_h, k_input_type_axis );
 362    vg_create_unnamed_input( &input_menu_v, k_input_type_axis );
 363    vg_create_unnamed_input( &input_menu_back, k_input_type_button );
 364    vg_create_unnamed_input( &input_menu_press, k_input_type_button );
 365    vg_create_unnamed_input( &input_menu_toggle, k_input_type_button );
 366    vg_create_unnamed_input( &input_menu_toggle_kbm, k_input_type_button );
 367
 368    vg_apply_bind_str( &input_menu_h, "", "gp-ls-h" );
 369    vg_apply_bind_str( &input_menu_h, "+", "right" );
 370    vg_apply_bind_str( &input_menu_h, "-", "left" );
 371    vg_apply_bind_str( &input_menu_v, "", "-gp-ls-v" );
 372    vg_apply_bind_str( &input_menu_v, "+", "up" );
 373    vg_apply_bind_str( &input_menu_v, "-", "down" );
 374    vg_apply_bind_str( &input_menu_press, "", "gp-a" );
 375    vg_apply_bind_str( &input_menu_press, "", "\2enter" );
 376    vg_apply_bind_str( &input_menu_back, "", "gp-b" );
 377    vg_apply_bind_str( &input_menu_back, "", "\2escape" );
 378    vg_apply_bind_str( &input_menu_toggle_kbm, "", "\2escape" );
 379    vg_apply_bind_str( &input_menu_toggle, "", "\2gp-menu" );
 380
 381    vg_linear_clear( vg_mem.scratch );
 382
 383    mdl_open( &menu_model, "models/rs_menu.mdl", vg_mem.rtmemory );
 384    mdl_load_metadata_block( &menu_model, vg_mem.rtmemory );
 385    mdl_load_mesh_block( &menu_model, vg_mem.scratch );
 386    mdl_load_array( &menu_model, &menu_markers, "ent_marker", vg_mem.rtmemory );
 387    //mdl_invert_uv_coordinates( &menu_model );
 388    mdl_close( &menu_model );
 389
 390    vg_acquire_thread_sync();
 391    {
 392       mdl_unpack_glmesh( &menu_model, &menu_glmesh );
 393       vg_tex2d_init( (vg_tex2d *[]){ &tex_menu }, 1 );
 394    }
 395    vg_release_thread_sync();
 396
 397    for( int i=0; i<vg_list_size(menu_buttons); i++ ){
 398       struct menu_button *btn = &menu_buttons[i];
 399       btn->mesh = mdl_find_mesh( &menu_model, btn->name );
 400
 401       if( !btn->mesh ){
 402          vg_info( "info: %s\n", btn->name );
 403          vg_fatal_exit_loop( "Menu programming error" );
 404       }
 405    }
 406
 407    menu_mark_fov_max =
 408       ent_find_marker( &menu_model, &menu_markers, "fov_slider_max" );
 409    menu_mark_fov_min =
 410       ent_find_marker( &menu_model, &menu_markers, "fov_slider_min" );
 411    menu_mark_vol_max =
 412       ent_find_marker( &menu_model, &menu_markers, "vol_slider_max" );
 413    menu_mark_vol_min =
 414       ent_find_marker( &menu_model, &menu_markers, "vol_slider_min" );
 415    menu_mark_res_max =
 416       ent_find_marker( &menu_model, &menu_markers, "res_slider_max" );
 417    menu_mark_res_min =
 418       ent_find_marker( &menu_model, &menu_markers, "res_slider_min" );
 419
 420    menu_mesh_fov_slider = mdl_find_mesh( &menu_model, "fov_slider" );
 421    menu_mesh_vol_slider = mdl_find_mesh( &menu_model, "vol_slider" );
 422    menu_mesh_res_slider = mdl_find_mesh( &menu_model, "res_slider" );
 423
 424    shader_model_menu_register();
 425
 426 #ifdef SR_NETWORKED
 427    steam_register_callback( k_iGameOverlayActivated, steam_on_game_overlay );
 428 #endif
 429 }
 430
 431 VG_STATIC void menu_run_directional(void)
 432 {
 433    struct menu_button *btn = &menu_buttons[ game_menu.loc ];
 434
 435    if( vg_input_button_down( &input_menu_press ) ){
 436       if( btn->fn_press ){
 437          audio_lock();
 438          audio_oneshot( &audio_ui[0], 1.0f, 0.0f );
 439          audio_unlock();
 440
 441          btn->fn_press( 1 );
 442          return;
 443       }
 444    }
 445
 446    if( menu_input_cooldown <= 0.0f ){
 447       v2f dir = {  input_menu_h.axis.value,
 448                   -input_menu_v.axis.value };
 449
 450       if( v2_length2( dir ) > 0.8f*0.8f ){
 451          const char *link = NULL;
 452
 453          if( fabsf(dir[0]) > fabsf(dir[1]) ){
 454             if( dir[0] > 0.0f ) link = btn->lr;
 455             else link = btn->ll;
 456          }
 457          else{
 458             if( dir[1] > 0.0f ) link = btn->ld;
 459             else link = btn->lu;
 460          }
 461
 462          if( link ){
 463             game_menu.loc = menu_get_loc( link );
 464             menu_input_cooldown = 0.25f;
 465          }
 466       }
 467    }
 468 }
 469
 470 VG_STATIC int menu_page_should_backout(void)
 471 {
 472    return vg_input_button_down( &input_menu_back );
 473 }
 474
 475 VG_STATIC void menu_close(void)
 476 {
 477    cl_menu_go_away = 1;
 478    game_menu.page = 0;
 479    game_menu.loc = menu_get_loc( "text_skater" );
 480 }
 481
 482 VG_STATIC void menu_page_main(void)
 483 {
 484    if( menu_page_should_backout() )
 485    {
 486       menu_close();
 487       return;
 488    }
 489
 490    menu_fov_target = 112.0f;
 491    menu_run_directional();
 492 }
 493
 494 VG_STATIC void menu_page_map(void)
 495 {
 496    if( menu_page_should_backout() ){
 497       game_menu.page = k_menu_page_main;
 498       game_menu.loc = menu_get_loc( "text_map" );
 499    }
 500
 501    if( game_menu.map_count > 0 ){
 502       float v = input_menu_v.axis.value;
 503       if( (fabsf(v) > 0.7f) && (menu_input_cooldown <= 0.0f) ){
 504          audio_lock();
 505          audio_oneshot( &audio_rewind[4], 1.0f, 0.0f );
 506          audio_unlock();
 507
 508          if( v > 0.0f ){
 509             game_menu.selected_map --;
 510
 511             if( game_menu.selected_map < 0 )
 512                game_menu.selected_map = game_menu.map_count-1;
 513
 514             menu_input_cooldown = 0.25f;
 515          }
 516          else{
 517             game_menu.selected_map ++;
 518
 519             if( game_menu.selected_map >= game_menu.map_count )
 520                game_menu.selected_map = 0;
 521
 522             menu_input_cooldown = 0.25f;
 523          }
 524       }
 525
 526       if( vg_input_button_down( &input_menu_press ) ){
 527 #if 0
 528          /* load map */
 529          char temp[256];
 530          strcpy( temp, "maps/" );
 531          strcat( temp, game_menu.maps_list[game_menu.selected_map].name );
 532
 533          world_change_world( 1, (const char *[]){ temp } );
 534          menu_close();
 535 #endif
 536       }
 537    }
 538
 539    menu_fov_target = 80.0f;
 540 }
 541
 542 VG_STATIC void menu_page_quit(void)
 543 {
 544    if( menu_page_should_backout() ){
 545       game_menu.page = k_menu_page_main;
 546       game_menu.loc = menu_get_loc( "text_quit" );
 547    }
 548
 549    menu_fov_target = 90.0f;
 550    menu_run_directional();
 551 }
 552
 553 void temp_update_playermodel(void);
 554 VG_STATIC void menu_page_skater(void)
 555 {
 556    float h = input_menu_h.axis.value;
 557    menu_fov_target = 97.0f;
 558
 559    if( menu_page_should_backout() ){
 560       game_menu.page = k_menu_page_main;
 561       game_menu.loc = menu_get_loc( "text_skater" );
 562       return;
 563    }
 564
 565    if( (fabsf(h) > 0.7f) && (menu_input_cooldown <= 0.0f) ){
 566       audio_lock();
 567       audio_oneshot( &audio_rewind[4], 1.0f, 0.0f );
 568       audio_unlock();
 569
 570       vg_info( "%f\n", h );
 571
 572       if( h < 0.0f ){
 573          cl_playermdl_id --;
 574          if( cl_playermdl_id < 0 )
 575             cl_playermdl_id = 2;
 576
 577          int li = menu_get_loc( "skater_left" );
 578
 579          menu_buttons[li].fsize = 0.4f;
 580          menu_buttons[li].falpha = 1.0f;
 581
 582          menu_input_cooldown = 0.25f;
 583       }
 584       else{
 585          cl_playermdl_id ++;
 586          if( cl_playermdl_id > 2 )
 587             cl_playermdl_id = 0;
 588
 589          int ri = menu_get_loc( "skater_right" );
 590
 591          menu_buttons[ri].fsize = 0.4f;
 592          menu_buttons[ri].falpha = 1.0f;
 593
 594          menu_input_cooldown = 0.25f;
 595       }
 596
 597       temp_update_playermodel();
 598    }
 599 }
 600
 601 VG_STATIC void menu_slider( float *value, int set_value,
 602                             mdl_mesh *slider, v3f co_min, v3f co_max )
 603 {
 604    if( set_value ){
 605       float h = input_menu_h.axis.value;
 606       if( fabsf(h) > 0.04f )
 607          *value += h * vg.frame_delta;
 608       *value = vg_clampf( *value, 0.0f, 1.0f );
 609    }
 610
 611    v3_lerp( co_min, co_max, *value, slider->transform.co );
 612 }
 613
 614 VG_STATIC void menu_page_settings(void)
 615 {
 616    menu_run_directional();
 617
 618    int fov_select = game_menu.loc == menu_get_loc( "fov_slider" );
 619    menu_slider( &cl_fov, fov_select,
 620                   menu_mesh_fov_slider, menu_mark_fov_min->transform.co,
 621                   menu_mark_fov_max->transform.co );
 622
 623    if( fov_select )
 624       menu_fov_target = vg_lerpf( 97.0f, 135.0f, cl_fov ) * 0.8f;
 625
 626    menu_slider( &vg_audio.external_global_volume,
 627                   (game_menu.loc == menu_get_loc( "vol_slider" )),
 628                   menu_mesh_vol_slider, menu_mark_vol_min->transform.co,
 629                   menu_mark_vol_max->transform.co );
 630
 631    menu_slider( &gpipeline.view_render_scale,
 632                   (game_menu.loc == menu_get_loc( "res_slider" )),
 633                   menu_mesh_res_slider, menu_mark_res_min->transform.co,
 634                   menu_mark_res_max->transform.co );
 635
 636    if( menu_page_should_backout() ){
 637       game_menu.page = k_menu_page_main;
 638       game_menu.loc = menu_get_loc( "text_settings" );
 639       return;
 640    }
 641 }
 642
 643 VG_STATIC void menu_update(void)
 644 {
 645    vg_input_update( 1, &input_menu_h );
 646    vg_input_update( 1, &input_menu_v );
 647    vg_input_update( 1, &input_menu_back );
 648    vg_input_update( 1, &input_menu_press );
 649    vg_input_update( 1, &input_menu_toggle );
 650    vg_input_update( 1, &input_menu_toggle_kbm );
 651
 652    int toggle_gp = vg_input_button_down( &input_menu_toggle ),
 653        toggle_kb = vg_input_button_down( &input_menu_toggle_kbm ),
 654        wait_for_a_sec = 0;
 655
 656    if( toggle_gp || toggle_kb ){
 657       if( cl_menu ){
 658          if( toggle_gp ){
 659             menu_close();
 660          }
 661       }
 662       else{
 663          if( toggle_kb )
 664             wait_for_a_sec = 1;
 665
 666          cl_menu = 1;
 667          game_menu.page = 1;
 668       }
 669    }
 670
 671    if( !wait_for_a_sec && cl_menu ){
 672       if( game_menu.page == k_menu_page_main )
 673          menu_page_main();
 674       else if( game_menu.page == k_menu_page_skater )
 675          menu_page_skater();
 676       else if( game_menu.page == k_menu_page_quit )
 677          menu_page_quit();
 678       else if( game_menu.page == k_menu_page_settings )
 679          menu_page_settings();
 680       else if( game_menu.page == k_menu_page_map )
 681          menu_page_map();
 682    }
 683
 684    struct menu_button *btn = &menu_buttons[ game_menu.loc ];
 685
 686    /* Base */
 687    {
 688       player_instance *player = &localplayer;
 689       struct player_avatar *av = player->playeravatar;
 690
 691       v3f center_rough;
 692       if( player->subsystem == k_player_subsystem_dead ){
 693          m4x3_mulv( av->sk.final_mtx[av->id_hip], (v3f){0.0f,0.9f,0.0f},
 694                     center_rough );
 695       }
 696       else{
 697          m4x3_mulv( av->sk.final_mtx[av->id_head], (v3f){0.0f,1.5f,0.0f},
 698                     center_rough );
 699       }
 700
 701       v3f cam_offset;
 702       float cam_rot;
 703       if( player->subsystem == k_player_subsystem_walk ){
 704          v3_muls( player->rb.to_world[2],  1.0f, cam_offset );
 705          cam_rot = 0.0f;
 706       }
 707       else{
 708          v3_muls( player->rb.to_world[0], -1.0f, cam_offset );
 709          cam_rot = -VG_PIf*0.5f;
 710       }
 711
 712
 713       v3f lookdir;
 714       m3x3_mulv( player->invbasis, cam_offset, lookdir );
 715       lookdir[1] = 0.0f;
 716       v3_normalize( lookdir );
 717
 718       m3x3_mulv( player->basis, lookdir, cam_offset );
 719       v3_muladds( center_rough, cam_offset, 2.0f, menu_camera_pos );
 720
 721       menu_camera_angles[1] = 0.0f;
 722       menu_camera_angles[0] = -atan2f( lookdir[0], lookdir[2] );
 723
 724       /* setup model matrix */
 725       v4f qmenu_mdl;
 726       q_axis_angle( qmenu_mdl, (v3f){0.0f,1.0f,0.0f}, -menu_camera_angles[0] );
 727       q_m3x3( qmenu_mdl, menu_mdl_mtx );
 728       v3_add( center_rough, (v3f){0.0f,-0.5f,0.0f}, menu_mdl_mtx[3] );
 729       m3x3_mul( player->basis, menu_mdl_mtx, menu_mdl_mtx );
 730
 731       menu_smooth_fov = vg_lerpf( menu_smooth_fov, menu_fov_target,
 732                                   vg.frame_delta * 8.2f );
 733    }
 734
 735    /* Extra */
 736    {
 737       v3f delta;
 738       v3_sub( btn->mesh->transform.co, (v3f){ 0.0f,1.5f,-1.5f }, delta );
 739       v3_normalize( delta );
 740
 741       float y = atan2f( delta[0], delta[2] ),
 742             p = -sinf(delta[1]),
 743             dt = vg.frame_delta;
 744
 745       menu_extra_angles[0] = vg_lerpf( menu_extra_angles[0], y, dt );
 746       menu_extra_angles[1] = vg_lerpf( menu_extra_angles[1], p, dt );
 747
 748       v2_muladds( menu_camera_angles, menu_extra_angles, 0.8f,
 749                   menu_camera_angles );
 750       menu_camera_angles[0] = fmodf( menu_camera_angles[0], VG_TAUf );
 751    }
 752
 753    float dt = vg.frame_delta * 6.0f;
 754    menu_opacity = vg_lerpf( menu_opacity, cl_menu&&!cl_menu_go_away, dt );
 755
 756    if( menu_opacity <= 0.01f ){
 757       cl_menu = 0;
 758       cl_menu_go_away = 0;
 759    }
 760
 761    vg.time_rate = 1.0-(double)menu_opacity;
 762
 763    if( cl_menu ){
 764       menu_input_cooldown -= vg.frame_delta;
 765    }
 766 }
 767
 768 /* https://iquilezles.org/articles/functions/ */
 769 float expSustainedImpulse( float x, float f, float k )
 770 {
 771     float s = fmaxf(x-f,0.0f);
 772     return fminf( x*x/(f*f), 1.0f+(2.0f/f)*s*expf(-k*s));
 773 }
 774
 775 VG_STATIC void menu_render_bg(void)
 776 {
 777    glEnable(GL_BLEND);
 778    glDisable(GL_DEPTH_TEST);
 779    glBlendFunc( GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA );
 780    glBlendEquation(GL_FUNC_ADD);
 781
 782    shader_blitcolour_use();
 783    shader_blitcolour_uColour( (v4f){ 0.1f, 0.1f, 0.3f, menu_opacity*0.5f } );
 784    render_fsquad();
 785 }
 786
 787 VG_STATIC void menu_render_fg( camera *cam )
 788 {
 789    glEnable( GL_DEPTH_TEST );
 790    glDisable( GL_BLEND );
 791
 792    m4x3f mtx;
 793
 794    shader_model_menu_use();
 795    shader_model_menu_uColour( (v4f){ 1.0f,1.0f,1.0f,1.0f} );
 796    shader_model_menu_uTexMain( 1 );
 797    vg_tex2d_bind( &tex_menu, 1 );
 798
 799    shader_model_menu_uPv( cam->mtx.pv );
 800    shader_model_menu_uPvmPrev( cam->mtx_prev.pv );
 801    mesh_bind( &menu_glmesh );
 802
 803    for( int i=0; i<vg_list_size(menu_buttons); i++ ){
 804       struct menu_button *btn = &menu_buttons[i];
 805       float talpha = i==game_menu.loc? 1.0f: 0.0f,
 806             tsize0 = btn->fn_visibility( btn->user )? 1.0f: 0.0f,
 807             tsize1 = i==game_menu.loc? 0.07f: 0.0f,
 808             tsize  = tsize0+tsize1;
 809
 810       btn->falpha = vg_lerpf( btn->falpha, talpha, vg.frame_delta * 14.0f );
 811       btn->fsize  = vg_lerpf( btn->fsize,  tsize,  vg.frame_delta * 7.0f  );
 812
 813       /* Colour */
 814       v4f vselected = {0.95f*1.3f,0.45f*1.3f,0.095f*1.3f, 1.0f},
 815           vnormal   = {1.0f,1.0f,1.0f, 1.0f},
 816           vcurrent;
 817
 818       v4_lerp( vnormal, vselected, btn->falpha, vcurrent );
 819       shader_model_menu_uColour( vcurrent );
 820
 821       /* Create matrix */
 822       m4x3f mtx_size;
 823       mdl_transform_m4x3( &btn->mesh->transform, mtx );
 824       m4x3_mul( menu_mdl_mtx, mtx, mtx );
 825       m4x3_identity( mtx_size );
 826       m3x3_scalef( mtx_size, expSustainedImpulse( btn->fsize, 0.5f, 8.7f) );
 827       m4x3_mul( mtx, mtx_size, mtx );
 828       shader_model_menu_uMdl( mtx );
 829
 830       for( int j=0; j<btn->mesh->submesh_count; j++ ){
 831          mdl_submesh *sm =
 832             mdl_arritm( &menu_model.submeshs, btn->mesh->submesh_start+j );
 833          mdl_draw_submesh( sm );
 834       }
 835    }
 836
 837    /*
 838    for( int i=0; i<menu_model->node_count; i++ )
 839    {
 840       mdl_node *pnode = mdl_node_from_id( menu_model, i );
 841
 842       for( int j=0; j<pnode->submesh_count; j++ )
 843       {
 844          mdl_submesh *sm =
 845             mdl_submesh_from_id( menu_model, pnode->submesh_start+j );
 846
 847          mdl_node_transform( pnode, mtx );
 848          m4x3_mul( menu_mdl_mtx, mtx, mtx );
 849          shader_menu_uMdl( mtx );
 850
 851          mdl_draw_submesh( sm );
 852       }
 853    }
 854    */
 855 }
 856
 857 #endif /* MENU_H */