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
  13 VG_STATIC mdl_context menu_model;
  14 VG_STATIC mdl_array_ptr   menu_markers;
  15 VG_STATIC glmesh      menu_glmesh;
  16 VG_STATIC m4x3f       menu_mdl_mtx;
  17 VG_STATIC float       menu_opacity = 0.0f;
  18 VG_STATIC float       menu_input_cooldown = 0.0f;
  19 VG_STATIC float       menu_fov_target = 97.0f,
  20                       menu_smooth_fov = 97.0f;
  21 VG_STATIC v2f         menu_extra_angles;
  22 VG_STATIC v3f         menu_camera_pos;
  23 VG_STATIC v2f         menu_camera_angles;
  24
  25 VG_STATIC int         cl_menu         = 0,
  26                       cl_menu_go_away = 0;
  27
  28 VG_STATIC int         menu_enabled(void){ return cl_menu; }
  29
  30 VG_STATIC const char *playermodels[] = { "ch_new", "ch_jordan", "ch_outlaw" };
  31
  32 GLuint tex_menu;
  33
  34 VG_STATIC struct input_binding input_menu_h,
  35                                input_menu_v,
  36                                input_menu_press,
  37                                input_menu_back,
  38                                input_menu_toggle,
  39                                input_menu_toggle_kbm;
  40
  41 VG_STATIC void menu_btn_quit( int event );
  42 VG_STATIC void menu_btn_skater( int event );
  43 VG_STATIC void menu_btn_blur( int event );
  44 VG_STATIC void menu_btn_fuckoff( int event );
  45 VG_STATIC void menu_btn_reset( int event );
  46 VG_STATIC void menu_btn_map( int event );
  47 VG_STATIC void menu_btn_settings( int event );
  48 VG_STATIC void menu_btn_invert_y( int event );
  49
  50 VG_STATIC mdl_mesh *menu_mesh_fov_slider,
  51                    *menu_mesh_vol_slider,
  52                    *menu_mesh_res_slider;
  53
  54 VG_STATIC ent_marker
  55                    *menu_mark_fov_min,
  56                    *menu_mark_fov_max,
  57                    *menu_mark_vol_min,
  58                    *menu_mark_vol_max,
  59                    *menu_mark_res_min,
  60                    *menu_mark_res_max;
  61
  62 struct{
  63    /* state */
  64    int loc;
  65    u32 page;
  66
  67    /* map browser */
  68    struct menu_map_file{
  69       char name[ 64 ];
  70    }
  71    maps_list[ 16 ];
  72
  73    int selected_map,
  74        map_count;
  75 }
  76 VG_STATIC game_menu;
  77
  78 enum menu_page{
  79    k_menu_page_main     = 0x1,
  80    k_menu_page_skater   = 0x2,
  81    k_menu_page_quit     = 0x4,
  82    k_menu_page_settings = 0x8,
  83    k_menu_page_map      = 0x10
  84 };
  85
  86 struct menu_btn_userdata{
  87    int   i;
  88    void *ptr_generic;
  89 };
  90
  91 VG_STATIC int menu_settings_if( struct menu_btn_userdata ud )
  92 {
  93    if( game_menu.page & k_menu_page_settings ){
  94       int *ptr = ud.ptr_generic;
  95       return *ptr;
  96    }
  97    else
  98       return 0;
  99 }
 100
 101 VG_STATIC int menu_vis( struct menu_btn_userdata ud )
 102 {
 103    if( ud.i & game_menu.page )
 104       return 1;
 105    else
 106       return 0;
 107 }
 108
 109 VG_STATIC int menu_controller( struct menu_btn_userdata ud )
 110 {
 111    if( (game_menu.page & (k_menu_page_main|k_menu_page_settings))
 112          && (ud.i == steam_display_controller) )
 113       return 1;
 114    return 0;
 115 }
 116
 117 VG_STATIC int menu_controller_inf( struct menu_btn_userdata ud )
 118 {
 119    if( (game_menu.page & k_menu_page_settings)
 120         && (ud.i == steam_display_controller) )
 121       return 1;
 122    return 0;
 123 }
 124
 125 struct menu_button
 126 {
 127    const char *name;
 128
 129    int (*fn_visibility)( struct menu_btn_userdata ud );
 130    struct menu_btn_userdata user;
 131
 132    void (*fn_press)( int event );
 133
 134    const char *ll,
 135               *lu,
 136               *lr,
 137               *ld;
 138
 139    mdl_mesh *mesh;
 140    float falpha, fsize;
 141 }
 142 VG_STATIC menu_buttons[] =
 143 {
 144    {
 145       "text_quit", menu_vis, {.i=k_menu_page_main|k_menu_page_quit},
 146       .fn_press = menu_btn_quit,
 147          .ld="text_reset", .lr="text_settings", /*.ll="text_map"*/
 148    },
 149    {
 150       "text_quitty", menu_vis, {.i=k_menu_page_quit}
 151    },
 152    {
 153       "text_yes", menu_vis, {.i=k_menu_page_quit},
 154          .fn_press = menu_btn_fuckoff
 155    },
 156 {
 157    "text_reset", menu_vis, {.i=k_menu_page_main},
 158    .fn_press = menu_btn_reset,
 159       .lu="text_quit", .ld="text_skater", /*.ll="text_map",*/ .lr="text_settings"
 160 },
 161 {
 162    "text_skater", menu_vis, {.i=k_menu_page_main|k_menu_page_skater},
 163    .fn_press = menu_btn_skater,
 164       .lu="text_reset", /*.ll="text_map",*/ .lr="text_settings"
 165 },
 166 /*
 167 {
 168    "text_map", menu_vis, {.i=k_menu_page_main},
 169    .fn_press = menu_btn_map,
 170       .lr="text_reset"
 171 },
 172 */
 173 {
 174    "text_settings", menu_vis, {.i=k_menu_page_main|k_menu_page_settings},
 175    .fn_press = menu_btn_settings,
 176       .ll="text_reset"
 177 },
 178 {
 179    "skater_left", menu_vis, {k_menu_page_skater}
 180 },
 181 {
 182    "skater_right", menu_vis, {k_menu_page_skater}
 183 },
 184
 185 {
 186    "fov_slider",     menu_vis, {k_menu_page_settings},
 187    .ld="text_invert_y"
 188 },
 189 { "fov_info",        menu_vis, {k_menu_page_settings} },
 190
 191 {
 192    "vol_slider",     menu_vis, {k_menu_page_settings},
 193    .lu="res_slider"
 194 },
 195 { "vol_info",        menu_vis, {k_menu_page_settings} },
 196
 197 {
 198    "text_invert_y",  menu_vis, {k_menu_page_settings},
 199    .fn_press = menu_btn_invert_y,
 200    .lu = "fov_slider", .ld="text_blur"
 201 },
 202 {
 203    "text_invert_y_check", menu_settings_if, {.ptr_generic=&cl_invert_y}
 204 },
 205 {
 206    "text_blur",      menu_vis, {k_menu_page_settings},
 207    .fn_press = menu_btn_blur,
 208    .lu="text_invert_y", .ld="res_slider"
 209 },
 210 {
 211    "text_blur_check", menu_settings_if, {.ptr_generic=&cl_blur}
 212 },
 213 {
 214    "res_slider",     menu_vis, {k_menu_page_settings},
 215    .ld = "vol_slider", .lu = "text_blur"
 216 },
 217 {
 218    "res_info", menu_vis, {k_menu_page_settings},
 219 },
 220 { "ctr_xbox",       menu_controller_inf, {k_steam_controller_type_xbox}},
 221 { "ctr_xbox_text",  menu_controller_inf, {k_steam_controller_type_xbox}},
 222 { "ctr_steam",      menu_controller_inf, {k_steam_controller_type_steam}},
 223 { "ctr_steam_text", menu_controller_inf, {k_steam_controller_type_steam}},
 224 { "ctr_deck",       menu_controller_inf, {k_steam_controller_type_steam_deck}},
 225 { "ctr_deck_text",  menu_controller_inf, {k_steam_controller_type_steam_deck}},
 226 { "ctr_ps",         menu_controller_inf, {k_steam_controller_type_playstation}},
 227 { "ctr_ps_text",    menu_controller_inf, {k_steam_controller_type_playstation}},
 228 { "ctr_kbm",        menu_controller_inf, {k_steam_controller_type_keyboard}},
 229 { "ctr_kbm_text",   menu_controller_inf, {k_steam_controller_type_keyboard}},
 230 {
 231    "text_paused", menu_vis, {k_menu_page_main}
 232 },
 233 };
 234
 235 VG_STATIC int menu_get_loc( const char *loc )
 236 {
 237    for( int i=0; i<vg_list_size(menu_buttons); i++ )
 238       if( !strcmp( menu_buttons[i].name, loc ) )
 239          return i;
 240
 241    assert(0);
 242    return 0;
 243 }
 244
 245 VG_STATIC void menu_btn_reset( int event )
 246 {
 247    localplayer_cmd_respawn( 0, NULL );
 248    cl_menu_go_away = 1;
 249    game_menu.page = 0;
 250 }
 251
 252 VG_STATIC void menu_btn_fuckoff( int event )
 253 {
 254    vg.window_should_close = 1;
 255 }
 256
 257 VG_STATIC void menu_btn_quit( int event )
 258 {
 259    game_menu.page = k_menu_page_quit;
 260    game_menu.loc = menu_get_loc( "text_yes" );
 261 }
 262
 263 VG_STATIC void menu_btn_settings( int event )
 264 {
 265    game_menu.page = k_menu_page_settings;
 266    game_menu.loc = menu_get_loc( "fov_slider" );
 267 }
 268
 269 VG_STATIC void menu_btn_skater( int event )
 270 {
 271    game_menu.page = k_menu_page_skater;
 272 }
 273
 274 VG_STATIC void menu_btn_blur( int event )
 275 {
 276    cl_blur ^= 0x1;
 277 }
 278
 279 VG_STATIC void menu_btn_invert_y( int event )
 280 {
 281    cl_invert_y ^= 0x1;
 282 }
 283
 284 VG_STATIC void menu_btn_map( int event )
 285 {
 286    game_menu.page = k_menu_page_map;
 287    game_menu.map_count = 0;
 288    game_menu.selected_map = 0;
 289
 290    tinydir_dir dir;
 291    tinydir_open( &dir, "maps" );
 292
 293    while( dir.has_next ){
 294       tinydir_file file;
 295       tinydir_readfile( &dir, &file );
 296
 297       if( file.is_reg ){
 298          struct menu_map_file *mf = &game_menu.maps_list[ game_menu.map_count ];
 299
 300          vg_strncpy( file.name, mf->name,
 301                                 vg_list_size(game_menu.maps_list[0].name),
 302                                 k_strncpy_always_add_null );
 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_array( &menu_model, &menu_markers, "ent_marker", vg_mem.rtmemory );
 386    //mdl_invert_uv_coordinates( &menu_model );
 387    mdl_async_load_glmesh( &menu_model, &menu_glmesh );
 388    mdl_close( &menu_model );
 389
 390    vg_tex2d_load_qoi_async_file( "textures/menu.qoi",
 391                                  VG_TEX2D_CLAMP|VG_TEX2D_NEAREST,
 392                                  &tex_menu );
 393
 394
 395    for( int i=0; i<vg_list_size(menu_buttons); i++ ){
 396       struct menu_button *btn = &menu_buttons[i];
 397       btn->mesh = mdl_find_mesh( &menu_model, btn->name );
 398
 399       if( !btn->mesh ){
 400          vg_info( "info: %s\n", btn->name );
 401          vg_fatal_error( "Menu programming error" );
 402       }
 403    }
 404
 405    menu_mark_fov_max =
 406       ent_find_marker( &menu_model, &menu_markers, "fov_slider_max" );
 407    menu_mark_fov_min =
 408       ent_find_marker( &menu_model, &menu_markers, "fov_slider_min" );
 409    menu_mark_vol_max =
 410       ent_find_marker( &menu_model, &menu_markers, "vol_slider_max" );
 411    menu_mark_vol_min =
 412       ent_find_marker( &menu_model, &menu_markers, "vol_slider_min" );
 413    menu_mark_res_max =
 414       ent_find_marker( &menu_model, &menu_markers, "res_slider_max" );
 415    menu_mark_res_min =
 416       ent_find_marker( &menu_model, &menu_markers, "res_slider_min" );
 417
 418    menu_mesh_fov_slider = mdl_find_mesh( &menu_model, "fov_slider" );
 419    menu_mesh_vol_slider = mdl_find_mesh( &menu_model, "vol_slider" );
 420    menu_mesh_res_slider = mdl_find_mesh( &menu_model, "res_slider" );
 421
 422    shader_model_menu_register();
 423
 424 #ifdef SR_NETWORKED
 425    steam_register_callback( k_iGameOverlayActivated, steam_on_game_overlay );
 426 #endif
 427 }
 428
 429 VG_STATIC void menu_run_directional(void)
 430 {
 431    struct menu_button *btn = &menu_buttons[ game_menu.loc ];
 432
 433    if( vg_input_button_down( &input_menu_press ) ){
 434       if( btn->fn_press ){
 435          audio_lock();
 436          audio_oneshot( &audio_ui[0], 1.0f, 0.0f );
 437          audio_unlock();
 438
 439          btn->fn_press( 1 );
 440          return;
 441       }
 442    }
 443
 444    if( menu_input_cooldown <= 0.0f ){
 445       v2f dir = {  input_menu_h.axis.value,
 446                   -input_menu_v.axis.value };
 447
 448       if( v2_length2( dir ) > 0.8f*0.8f ){
 449          const char *link = NULL;
 450
 451          if( fabsf(dir[0]) > fabsf(dir[1]) ){
 452             if( dir[0] > 0.0f ) link = btn->lr;
 453             else link = btn->ll;
 454          }
 455          else{
 456             if( dir[1] > 0.0f ) link = btn->ld;
 457             else link = btn->lu;
 458          }
 459
 460          if( link ){
 461             game_menu.loc = menu_get_loc( link );
 462             menu_input_cooldown = 0.25f;
 463          }
 464       }
 465    }
 466 }
 467
 468 VG_STATIC int menu_page_should_backout(void)
 469 {
 470    return vg_input_button_down( &input_menu_back );
 471 }
 472
 473 VG_STATIC void menu_close(void)
 474 {
 475    cl_menu_go_away = 1;
 476    game_menu.page = 0;
 477    game_menu.loc = menu_get_loc( "text_skater" );
 478 }
 479
 480 VG_STATIC void menu_page_main(void)
 481 {
 482    if( menu_page_should_backout() )
 483    {
 484       menu_close();
 485       return;
 486    }
 487
 488    menu_fov_target = 112.0f;
 489    menu_run_directional();
 490 }
 491
 492 VG_STATIC void menu_page_map(void)
 493 {
 494    if( menu_page_should_backout() ){
 495       game_menu.page = k_menu_page_main;
 496       game_menu.loc = menu_get_loc( "text_map" );
 497    }
 498
 499    if( game_menu.map_count > 0 ){
 500       float v = input_menu_v.axis.value;
 501       if( (fabsf(v) > 0.7f) && (menu_input_cooldown <= 0.0f) ){
 502          audio_lock();
 503          audio_oneshot( &audio_rewind[4], 1.0f, 0.0f );
 504          audio_unlock();
 505
 506          if( v > 0.0f ){
 507             game_menu.selected_map --;
 508
 509             if( game_menu.selected_map < 0 )
 510                game_menu.selected_map = game_menu.map_count-1;
 511
 512             menu_input_cooldown = 0.25f;
 513          }
 514          else{
 515             game_menu.selected_map ++;
 516
 517             if( game_menu.selected_map >= game_menu.map_count )
 518                game_menu.selected_map = 0;
 519
 520             menu_input_cooldown = 0.25f;
 521          }
 522       }
 523
 524       if( vg_input_button_down( &input_menu_press ) ){
 525 #if 0
 526          /* load map */
 527          char temp[256];
 528          strcpy( temp, "maps/" );
 529          strcat( temp, game_menu.maps_list[game_menu.selected_map].name );
 530
 531          world_change_world( 1, (const char *[]){ temp } );
 532          menu_close();
 533 #endif
 534       }
 535    }
 536
 537    menu_fov_target = 80.0f;
 538 }
 539
 540 VG_STATIC void menu_page_quit(void)
 541 {
 542    if( menu_page_should_backout() ){
 543       game_menu.page = k_menu_page_main;
 544       game_menu.loc = menu_get_loc( "text_quit" );
 545    }
 546
 547    menu_fov_target = 90.0f;
 548    menu_run_directional();
 549 }
 550
 551 void temp_update_playermodel(void);
 552 VG_STATIC void menu_page_skater(void)
 553 {
 554    float h = input_menu_h.axis.value;
 555    menu_fov_target = 97.0f;
 556
 557    if( menu_page_should_backout() ){
 558       game_menu.page = k_menu_page_main;
 559       game_menu.loc = menu_get_loc( "text_skater" );
 560       return;
 561    }
 562
 563    if( (fabsf(h) > 0.7f) && (menu_input_cooldown <= 0.0f) ){
 564       audio_lock();
 565       audio_oneshot( &audio_rewind[4], 1.0f, 0.0f );
 566       audio_unlock();
 567
 568       vg_info( "%f\n", h );
 569
 570       if( h < 0.0f ){
 571          cl_playermdl_id --;
 572          if( cl_playermdl_id < 0 )
 573             cl_playermdl_id = 2;
 574
 575          int li = menu_get_loc( "skater_left" );
 576
 577          menu_buttons[li].fsize = 0.4f;
 578          menu_buttons[li].falpha = 1.0f;
 579
 580          menu_input_cooldown = 0.25f;
 581       }
 582       else{
 583          cl_playermdl_id ++;
 584          if( cl_playermdl_id > 2 )
 585             cl_playermdl_id = 0;
 586
 587          int ri = menu_get_loc( "skater_right" );
 588
 589          menu_buttons[ri].fsize = 0.4f;
 590          menu_buttons[ri].falpha = 1.0f;
 591
 592          menu_input_cooldown = 0.25f;
 593       }
 594
 595       temp_update_playermodel();
 596    }
 597 }
 598
 599 VG_STATIC void menu_slider( float *value, int set_value,
 600                             mdl_mesh *slider, v3f co_min, v3f co_max )
 601 {
 602    if( set_value ){
 603       float h = input_menu_h.axis.value;
 604       if( fabsf(h) > 0.04f )
 605          *value += h * vg.time_frame_delta;
 606       *value = vg_clampf( *value, 0.0f, 1.0f );
 607    }
 608
 609    v3_lerp( co_min, co_max, *value, slider->transform.co );
 610 }
 611
 612 VG_STATIC void menu_page_settings(void)
 613 {
 614    menu_run_directional();
 615
 616    int fov_select = game_menu.loc == menu_get_loc( "fov_slider" );
 617    menu_slider( &cl_fov, fov_select,
 618                   menu_mesh_fov_slider, menu_mark_fov_min->transform.co,
 619                   menu_mark_fov_max->transform.co );
 620
 621    if( fov_select )
 622       menu_fov_target = vg_lerpf( 97.0f, 135.0f, cl_fov ) * 0.8f;
 623
 624    menu_slider( &vg_audio.external_global_volume,
 625                   (game_menu.loc == menu_get_loc( "vol_slider" )),
 626                   menu_mesh_vol_slider, menu_mark_vol_min->transform.co,
 627                   menu_mark_vol_max->transform.co );
 628
 629    menu_slider( &gpipeline.view_render_scale,
 630                   (game_menu.loc == menu_get_loc( "res_slider" )),
 631                   menu_mesh_res_slider, menu_mark_res_min->transform.co,
 632                   menu_mark_res_max->transform.co );
 633
 634    if( menu_page_should_backout() ){
 635       game_menu.page = k_menu_page_main;
 636       game_menu.loc = menu_get_loc( "text_settings" );
 637       return;
 638    }
 639 }
 640
 641 VG_STATIC void menu_update(void)
 642 {
 643    vg_input_update( 1, &input_menu_h );
 644    vg_input_update( 1, &input_menu_v );
 645    vg_input_update( 1, &input_menu_back );
 646    vg_input_update( 1, &input_menu_press );
 647    vg_input_update( 1, &input_menu_toggle );
 648    vg_input_update( 1, &input_menu_toggle_kbm );
 649    return;
 650
 651    int toggle_gp = vg_input_button_down( &input_menu_toggle ),
 652        toggle_kb = vg_input_button_down( &input_menu_toggle_kbm ),
 653        wait_for_a_sec = 0;
 654
 655    if( toggle_gp || toggle_kb ){
 656       if( cl_menu ){
 657          if( toggle_gp ){
 658             menu_close();
 659          }
 660       }
 661       else{
 662          if( toggle_kb )
 663             wait_for_a_sec = 1;
 664
 665          cl_menu = 1;
 666          game_menu.page = 1;
 667       }
 668    }
 669
 670    if( !wait_for_a_sec && cl_menu ){
 671       if( game_menu.page == k_menu_page_main )
 672          menu_page_main();
 673       else if( game_menu.page == k_menu_page_skater )
 674          menu_page_skater();
 675       else if( game_menu.page == k_menu_page_quit )
 676          menu_page_quit();
 677       else if( game_menu.page == k_menu_page_settings )
 678          menu_page_settings();
 679       else if( game_menu.page == k_menu_page_map )
 680          menu_page_map();
 681    }
 682
 683    struct menu_button *btn = &menu_buttons[ game_menu.loc ];
 684
 685    /* Base */
 686    {
 687       player_instance *player = &localplayer;
 688       struct player_avatar *av = player->playeravatar;
 689
 690       v3f center_rough;
 691       if( player->subsystem == k_player_subsystem_dead ){
 692          m4x3_mulv( av->sk.final_mtx[av->id_hip], (v3f){0.0f,0.9f,0.0f},
 693                     center_rough );
 694       }
 695       else{
 696          m4x3_mulv( av->sk.final_mtx[av->id_head], (v3f){0.0f,1.5f,0.0f},
 697                     center_rough );
 698       }
 699
 700       v3f cam_offset;
 701       float cam_rot;
 702       if( player->subsystem == k_player_subsystem_walk ){
 703          v3_muls( player->rb.to_world[2],  1.0f, cam_offset );
 704          cam_rot = 0.0f;
 705       }
 706       else{
 707          v3_muls( player->rb.to_world[0], -1.0f, cam_offset );
 708          cam_rot = -VG_PIf*0.5f;
 709       }
 710
 711
 712       v3f lookdir;
 713       m3x3_mulv( player->invbasis, cam_offset, lookdir );
 714       lookdir[1] = 0.0f;
 715       v3_normalize( lookdir );
 716
 717       m3x3_mulv( player->basis, lookdir, cam_offset );
 718       v3_muladds( center_rough, cam_offset, 2.0f, menu_camera_pos );
 719
 720       menu_camera_angles[1] = 0.0f;
 721       menu_camera_angles[0] = -atan2f( lookdir[0], lookdir[2] );
 722
 723       /* setup model matrix */
 724       v4f qmenu_mdl;
 725       q_axis_angle( qmenu_mdl, (v3f){0.0f,1.0f,0.0f}, -menu_camera_angles[0] );
 726       q_m3x3( qmenu_mdl, menu_mdl_mtx );
 727       v3_add( center_rough, (v3f){0.0f,-0.5f,0.0f}, menu_mdl_mtx[3] );
 728       m3x3_mul( player->basis, menu_mdl_mtx, menu_mdl_mtx );
 729
 730       menu_smooth_fov = vg_lerpf( menu_smooth_fov, menu_fov_target,
 731                                   vg.time_frame_delta * 8.2f );
 732    }
 733
 734    /* Extra */
 735    {
 736       v3f delta;
 737       v3_sub( btn->mesh->transform.co, (v3f){ 0.0f,1.5f,-1.5f }, delta );
 738       v3_normalize( delta );
 739
 740       float y = atan2f( delta[0], delta[2] ),
 741             p = -sinf(delta[1]),
 742             dt = vg.time_frame_delta;
 743
 744       menu_extra_angles[0] = vg_lerpf( menu_extra_angles[0], y, dt );
 745       menu_extra_angles[1] = vg_lerpf( menu_extra_angles[1], p, dt );
 746
 747       v2_muladds( menu_camera_angles, menu_extra_angles, 0.8f,
 748                   menu_camera_angles );
 749       menu_camera_angles[0] = fmodf( menu_camera_angles[0], VG_TAUf );
 750    }
 751
 752    float dt = vg.time_frame_delta * 6.0f;
 753    menu_opacity = vg_lerpf( menu_opacity, cl_menu&&!cl_menu_go_away, dt );
 754
 755    if( menu_opacity <= 0.01f ){
 756       cl_menu = 0;
 757       cl_menu_go_away = 0;
 758    }
 759
 760    vg.time_rate = 1.0-(double)menu_opacity;
 761
 762    if( cl_menu ){
 763       menu_input_cooldown -= vg.time_frame_delta;
 764    }
 765 }
 766
 767 /* https://iquilezles.org/articles/functions/ */
 768 float expSustainedImpulse( float x, float f, float k )
 769 {
 770     float s = fmaxf(x-f,0.0f);
 771     return fminf( x*x/(f*f), 1.0f+(2.0f/f)*s*expf(-k*s));
 772 }
 773
 774 VG_STATIC void menu_render_bg(void)
 775 {
 776    glEnable(GL_BLEND);
 777    glDisable(GL_DEPTH_TEST);
 778    glBlendFunc( GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA );
 779    glBlendEquation(GL_FUNC_ADD);
 780
 781    shader_blitcolour_use();
 782    shader_blitcolour_uColour( (v4f){ 0.1f, 0.1f, 0.3f, menu_opacity*0.5f } );
 783    render_fsquad();
 784 }
 785
 786 VG_STATIC void menu_render_fg( camera *cam )
 787 {
 788    glEnable( GL_DEPTH_TEST );
 789    glDisable( GL_BLEND );
 790
 791    m4x3f mtx;
 792
 793    shader_model_menu_use();
 794    shader_model_menu_uColour( (v4f){ 1.0f,1.0f,1.0f,1.0f} );
 795    shader_model_menu_uTexMain( 1 );
 796
 797    glActiveTexture( GL_TEXTURE1 );
 798    glBindTexture( GL_TEXTURE_2D, tex_menu );
 799
 800    shader_model_menu_uPv( cam->mtx.pv );
 801    shader_model_menu_uPvmPrev( cam->mtx_prev.pv );
 802    mesh_bind( &menu_glmesh );
 803
 804    for( int i=0; i<vg_list_size(menu_buttons); i++ ){
 805       struct menu_button *btn = &menu_buttons[i];
 806       float talpha = i==game_menu.loc? 1.0f: 0.0f,
 807             tsize0 = btn->fn_visibility( btn->user )? 1.0f: 0.0f,
 808             tsize1 = i==game_menu.loc? 0.07f: 0.0f,
 809             tsize  = tsize0+tsize1;
 810
 811       btn->falpha = vg_lerpf( btn->falpha, talpha, vg.time_frame_delta * 14.0f);
 812       btn->fsize  = vg_lerpf( btn->fsize,  tsize,  vg.time_frame_delta * 7.0f );
 813
 814       /* Colour */
 815       v4f vselected = {0.95f*1.3f,0.45f*1.3f,0.095f*1.3f, 1.0f},
 816           vnormal   = {1.0f,1.0f,1.0f, 1.0f},
 817           vcurrent;
 818
 819       v4_lerp( vnormal, vselected, btn->falpha, vcurrent );
 820       shader_model_menu_uColour( vcurrent );
 821
 822       /* Create matrix */
 823       m4x3f mtx_size;
 824       mdl_transform_m4x3( &btn->mesh->transform, mtx );
 825       m4x3_mul( menu_mdl_mtx, mtx, mtx );
 826       m4x3_identity( mtx_size );
 827       m3x3_scalef( mtx_size, expSustainedImpulse( btn->fsize, 0.5f, 8.7f) );
 828       m4x3_mul( mtx, mtx_size, mtx );
 829       shader_model_menu_uMdl( mtx );
 830
 831       for( int j=0; j<btn->mesh->submesh_count; j++ ){
 832          mdl_submesh *sm =
 833             mdl_arritm( &menu_model.submeshs, btn->mesh->submesh_start+j );
 834          mdl_draw_submesh( sm );
 835       }
 836    }
 837
 838    /*
 839    for( int i=0; i<menu_model->node_count; i++ )
 840    {
 841       mdl_node *pnode = mdl_node_from_id( menu_model, i );
 842
 843       for( int j=0; j<pnode->submesh_count; j++ )
 844       {
 845          mdl_submesh *sm =
 846             mdl_submesh_from_id( menu_model, pnode->submesh_start+j );
 847
 848          mdl_node_transform( pnode, mtx );
 849          m4x3_mul( menu_mdl_mtx, mtx, mtx );
 850          shader_menu_uMdl( mtx );
 851
 852          mdl_draw_submesh( sm );
 853       }
 854    }
 855    */
 856 }
 857
 858 #endif /* MENU_H */