skaterift.c

   1 /*
   2  * =============================================================================
   3  *
   4  * Copyright  .        . .       -----, ,----- ,---.   .---.
   5  * 2021-2023  |\      /| |           /  |      |    | |    /|
   6  *            | \    / | +--        /   +----- +---'  |   / |
   7  *            |  \  /  | |         /    |      |   \  |  /  |
   8  *            |   \/   | |        /     |      |    \ | /   |
   9  *            '        ' '--' [] '----- '----- '     ' '---'  SOFTWARE
  10  *
  11  * =============================================================================
  12  */
  13
  14 #define SR_NETWORKED
  15 #include "common.h"
  16 #include "conf.h"
  17 #include "steam.h"
  18 #include "render.h"
  19 #include "audio.h"
  20 #include "world.h"
  21
  22
  23
  24 #include "player.h"
  25 static player_instance localplayer;
  26 VG_STATIC struct player_avatar localplayer_avatar;
  27 VG_STATIC glmesh localplayer_meshes[3];
  28 vg_tex2d localplayer_texture = { .path = "textures/ch_gradient.qoi" };
  29
  30 player_instance *tmp_localplayer(void)
  31 {
  32    return &localplayer;
  33 }
  34
  35 #include "network.h"
  36 #include "menu.h"
  37 #include "vehicle.h"
  38
  39 static int cl_ui      = 1,
  40            cl_view_id = 0,
  41            cl_light_edit = 0;
  42
  43 int main( int argc, char *argv[] )
  44 {
  45    vg_mem.use_libc_malloc = 0;
  46    vg_set_mem_quota( 160*1024*1024 );
  47    vg_enter( argc, argv, "Voyager Game Engine" );
  48
  49    return 0;
  50 }
  51
  52 VG_STATIC void highscores_save_at_exit(void)
  53 {
  54    highscores_serialize_all();
  55 }
  56
  57 VG_STATIC void vg_launch_opt(void)
  58 {
  59
  60 }
  61
  62 VG_STATIC int __kill( int argc, const char *argv[] )
  63 {
  64 #if 0
  65    player_use_device( &localplayer, &player_device_dead, &localplayer_dead );
  66 #endif
  67    return 0;
  68 }
  69
  70 VG_STATIC int __respawn( int argc, const char *argv[] )
  71 {
  72    ent_spawn *rp = NULL, *r;
  73    world_instance *world = get_active_world();
  74
  75    if( argc == 1 ){
  76       for( u32 i=0; i<mdl_arrcount(&world->ent_spawn); i++ ){
  77          r = mdl_arritm( &world->ent_spawn, i );
  78          if( !strcmp( mdl_pstr(&world->meta, r->pstr_name),argv[0] ) ){
  79             rp = r;
  80             break;
  81          }
  82       }
  83
  84       if( !rp )
  85          vg_warn( "No spawn named '%s'\n", argv[0] );
  86    }
  87
  88    if( !rp ){
  89       float min_dist = INFINITY;
  90
  91       for( u32 i=0; i<mdl_arrcount(&world->ent_spawn); i++ ){
  92          r = mdl_arritm( &world->ent_spawn, i );
  93          float d = v3_dist2( r->transform.co, localplayer.rb.co );
  94
  95          if( d < min_dist ){
  96             min_dist = d;
  97             rp = r;
  98          }
  99       }
 100    }
 101
 102    if( !rp ){
 103       vg_error( "No spawn found\n" );
 104
 105       if( !mdl_arrcount(&world->ent_spawn) )
 106          return 0;
 107
 108       rp = mdl_arritm( &world->ent_spawn, 0 );
 109    }
 110
 111    player__spawn( &localplayer, rp );
 112    return 1;
 113 }
 114
 115 VG_STATIC void vg_preload(void)
 116 {
 117    g_conf_init();
 118
 119    common_var_temp();
 120
 121    vg_var_push( (struct vg_var){
 122       .name = "cl_ui",
 123       .data = &cl_ui,
 124       .data_type = k_var_dtype_i32,
 125       .opt_i32 = { .min=0, .max=1, .clamp=1 },
 126       .persistent = 0
 127    });
 128
 129    vg_var_push( (struct vg_var){
 130       .name = "cl_view_id",
 131       .data = &cl_view_id,
 132       .data_type = k_var_dtype_i32,
 133       .opt_i32 = { .min=0, .max=1, .clamp=1 },
 134       .persistent = 0
 135    });
 136
 137    vg_var_push( (struct vg_var){
 138       .name = "ledit",
 139       .data = &cl_light_edit,
 140       .data_type = k_var_dtype_i32,
 141       .opt_i32 = { .min=0, .max=1, .clamp=1 },
 142       .persistent = 0
 143    });
 144
 145    vg_function_push( (struct vg_cmd) {
 146       .name = "respawn",
 147       .function = __respawn,
 148       //.poll_suggest = reset_player_poll
 149    });
 150
 151    vg_function_push( (struct vg_cmd) {
 152       .name = "ded",
 153       .function = __kill,
 154       //.poll_suggest = reset_player_poll
 155    });
 156
 157 vg_info(" Copyright  .        . .       -----, ,----- ,---.   .---.  \n" );
 158 vg_info(" 2021-2022  |\\      /| |           /  |      |    | |    /| \n" );
 159 vg_info("            | \\    / | +--        /   +----- +---'  |   / | \n" );
 160 vg_info("            |  \\  /  | |         /    |      |   \\  |  /  | \n" );
 161 vg_info("            |   \\/   | |        /     |      |    \\ | /   | \n" );
 162 vg_info("            '        ' '--' [] '----- '----- '     ' '---'  "
 163         "SOFTWARE\n" );
 164
 165    highscores_init( 2000, 50 );
 166    if( !highscores_read() )
 167       highscores_create_db();
 168
 169    vg_loader_step( NULL, highscores_save_at_exit );
 170
 171    steam_init();
 172    vg_loader_step( NULL, steam_end );
 173    vg_loader_step( network_init, network_end );
 174 }
 175
 176 VG_STATIC void load_playermodels(void)
 177 {
 178    vg_linear_clear( vg_mem.scratch );
 179
 180    /*
 181     * load in other player models. This may need to be more sophisticated in
 182     * the futre if we have more of these guys
 183     */
 184    mdl_context ctx_default,
 185                ctx_outlaw,
 186                ctx_jordan;
 187
 188    mdl_open( &ctx_default, "models/ch_new.mdl", vg_mem.scratch );
 189    mdl_load_metadata_block( &ctx_default, vg_mem.scratch );
 190    mdl_load_mesh_block( &ctx_default, vg_mem.scratch );
 191    mdl_close( &ctx_default );
 192
 193    mdl_open( &ctx_outlaw, "models/ch_outlaw.mdl", vg_mem.scratch );
 194    mdl_load_metadata_block( &ctx_outlaw, vg_mem.scratch );
 195    mdl_load_mesh_block( &ctx_outlaw, vg_mem.scratch );
 196    mdl_close( &ctx_outlaw );
 197
 198    mdl_open( &ctx_jordan, "models/ch_jordan.mdl", vg_mem.scratch );
 199    mdl_load_metadata_block( &ctx_jordan, vg_mem.scratch );
 200    mdl_load_mesh_block( &ctx_jordan, vg_mem.scratch );
 201    mdl_close( &ctx_jordan );
 202
 203    vg_acquire_thread_sync();
 204    {
 205       mdl_unpack_glmesh( &ctx_default, &localplayer_meshes[0] );
 206       mdl_unpack_glmesh( &ctx_outlaw,  &localplayer_meshes[1] );
 207       mdl_unpack_glmesh( &ctx_jordan,  &localplayer_meshes[2] );
 208    }
 209    vg_release_thread_sync();
 210
 211    /* FIXME: hack */
 212    shader_model_character_view_register();
 213    vg_acquire_thread_sync();
 214    {
 215       vg_tex2d_init( (vg_tex2d *[]){ &localplayer_texture }, 1 );
 216    }
 217    vg_release_thread_sync();
 218 }
 219
 220 void temp_update_playermodel(void){
 221    player__use_mesh( &localplayer, &localplayer_meshes[cl_playermdl_id] );
 222 }
 223
 224 VG_STATIC void vg_load(void)
 225 {
 226    vg_loader_step( render_init, NULL );
 227    vg_loader_step( menu_init, NULL );
 228    vg_loader_step( world_init, NULL );
 229    //vg_loader_step( player_init, NULL );
 230    //vg_loader_step( vehicle_init, NULL );
 231    //
 232    //vg_loader_step( player_model_init, NULL );
 233
 234    /* ----------------- */
 235    vg_loader_step( load_playermodels, NULL );
 236
 237    /* player setup */
 238    player__create( &localplayer );
 239    player_avatar_load( &localplayer_avatar, "models/ch_new.mdl" );
 240    player__use_avatar( &localplayer, &localplayer_avatar );
 241    player__use_mesh( &localplayer, &localplayer_meshes[cl_playermdl_id] );
 242    player__use_texture( &localplayer, &localplayer_texture );
 243    player__bind( &localplayer );
 244
 245    /* --------------------- */
 246
 247    vg_bake_shaders();
 248    vg_loader_step( audio_init, audio_free );
 249
 250    /* 'systems' are completely loaded now */
 251
 252    /* load home world */
 253    world_load( &world_global.worlds[0], "maps/mp_mtzero.mdl" );
 254
 255 #if 0
 256    world_load( &world_global.worlds[1], "maps/mp_gridmap.mdl" );
 257    world_link_nonlocal_gates( 0, 1 );
 258    world_load( &world_global.worlds[2], "maps/mp_mtzero.mdl" );
 259    world_link_nonlocal_gates( 0, 2 );
 260 #endif
 261
 262    vg_console_load_autos();
 263 }
 264
 265 VG_STATIC void vg_start(void)
 266 {
 267    __respawn( 1, (const char *[]){ "start" } );
 268 }
 269
 270 VG_STATIC void draw_origin_axis(void)
 271 {
 272    vg_line( (v3f){ 0.0f, 0.0f, 0.0f }, (v3f){ 1.0f, 0.0f, 0.0f }, 0xffff0000 );
 273    vg_line( (v3f){ 0.0f, 0.0f, 0.0f }, (v3f){ 0.0f, 1.0f, 0.0f }, 0xff00ff00 );
 274    vg_line( (v3f){ 0.0f, 0.0f, 0.0f }, (v3f){ 0.0f, 0.0f, 1.0f }, 0xff0000ff );
 275 }
 276
 277 VG_STATIC void vg_update(void)
 278 {
 279    steam_update();
 280
 281    if( vg.is_loaded )
 282    {
 283       draw_origin_axis();
 284       network_update();
 285
 286 #if 0
 287       if( !gzoomer.inside )
 288          player_update_pre();
 289 #endif
 290
 291       player__pre_update( &localplayer );
 292       world_update( get_active_world(), localplayer.rb.co );
 293
 294       audio_update();
 295    }
 296 }
 297
 298 VG_STATIC void vg_update_fixed(void)
 299 {
 300    if( vg.is_loaded )
 301    {
 302 #if 0
 303       if( !gzoomer.inside )
 304          player_update_fixed();
 305
 306       vehicle_update_fixed();
 307 #endif
 308
 309       player__update( &localplayer );
 310    }
 311 }
 312
 313 VG_STATIC void vg_update_post(void)
 314 {
 315    if( vg.is_loaded )
 316    {
 317 #if 0
 318       if( gzoomer.inside )
 319       {
 320          vehicle_camera();
 321       }
 322       else
 323       {
 324          player_update_post();
 325       }
 326 #endif
 327
 328       player__post_update( &localplayer );
 329
 330
 331       float inr3 = 0.57735027,
 332             inr2 = 0.70710678118;
 333
 334       v3f sample_directions[] = {
 335          { -1.0f,  0.0f,  0.0f },
 336          {  1.0f,  0.0f,  0.0f },
 337          {  0.0f,  0.0f,  1.0f },
 338          {  0.0f,  0.0f, -1.0f },
 339          {  0.0f,  1.0f,  0.0f },
 340          {  0.0f, -1.0f,  0.0f },
 341          { -inr3,  inr3,  inr3 },
 342          {  inr3,  inr3,  inr3 },
 343          { -inr3,  inr3, -inr3 },
 344          {  inr3,  inr3, -inr3 },
 345          { -inr2,  0.0f,  inr2 },
 346          {  inr2,  0.0f,  inr2 },
 347          { -inr2,  0.0f, -inr2 },
 348          {  inr2,  0.0f, -inr2 },
 349       };
 350
 351       static int si = 0;
 352       static float distances[16];
 353
 354       ray_hit ray;
 355       ray.dist = 5.0f;
 356
 357       v3f rc, rd, ro;
 358       v3_copy( sample_directions[ si ], rd );
 359       v3_add( localplayer.rb.co, (v3f){0.0f,1.5f,0.0f}, ro );
 360       v3_copy( ro, rc );
 361
 362       float dist = 200.0f;
 363
 364       for( int i=0; i<10; i++ ){
 365          if( ray_world( get_active_world(), rc, rd, &ray ) ){
 366             dist = (float)i*5.0f + ray.dist;
 367             break;
 368          }
 369          else{
 370             v3_muladds( rc, rd, ray.dist, rc );
 371          }
 372       }
 373
 374       distances[si] = dist;
 375
 376
 377       for( int i=0; i<14; i++ ){
 378          if( distances[i] != 200.0f ){
 379             u32 colours[] = { VG__RED, VG__BLUE, VG__GREEN,
 380                               VG__CYAN, VG__YELOW, VG__PINK,
 381                               VG__WHITE };
 382
 383             u32 colour = colours[i%7];
 384
 385             v3f p1;
 386             v3_muladds( ro, sample_directions[i], distances[i], p1 );
 387             vg_line( ro, p1, colour );
 388             vg_line_pt3( p1, 0.1f, colour );
 389          }
 390       }
 391
 392       si ++;
 393       if( si >= 14 )
 394          si = 0;
 395
 396
 397       /* FIXME: TEMP */
 398       audio_lock();
 399       vg_dsp.echo_distances[si] = dist;
 400
 401       v3f ears = { 1.0f,0.0f,0.0f };
 402       m3x3_mulv( main_camera.transform, ears, ears );
 403       v3_copy( ears, vg_audio.external_listener_ears );
 404       v3_copy( main_camera.transform[3], vg_audio.external_listener_pos );
 405
 406       /* TODO: this is transformed back and fourth twice. */
 407       if( localplayer.gate_waiting ){
 408          m4x3_mulv( localplayer.gate_waiting->transport,
 409                     vg_audio.external_listener_pos,
 410                     vg_audio.external_listener_pos );
 411       }
 412
 413       v3_copy( localplayer.rb.v, vg_audio.external_lister_velocity );
 414       audio_unlock();
 415
 416       menu_update();
 417 #if 0
 418       vehicle_update_post();
 419 #endif
 420    }
 421 }
 422
 423 VG_STATIC void vg_framebuffer_resize( int w, int h )
 424 {
 425    render_fb_resize();
 426 }
 427
 428 VG_STATIC void present_view_with_post_processing(void)
 429 {
 430    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 431
 432    glEnable(GL_BLEND);
 433    glDisable(GL_DEPTH_TEST);
 434    glBlendFunc(GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA);
 435    glBlendEquation(GL_FUNC_ADD);
 436
 437    if( cl_blur ){
 438       shader_blitblur_use();
 439       shader_blitblur_uTexMain( 0 );
 440       shader_blitblur_uTexMotion( 1 );
 441       shader_blitblur_uBlurStrength(cl_blur_strength / (vg.frame_delta*60.0f));
 442
 443       v2f menu_blurring;
 444       v2_muls( (v2f){ 0.04f, 0.001f }, menu_opacity, menu_blurring );
 445       shader_blitblur_uOverrideDir( menu_blurring );
 446
 447       if( cl_view_id == 0 )
 448          render_fb_bind_texture( gpipeline.fb_main, 0, 0 );
 449       else if( cl_view_id == 1 )
 450          render_fb_bind_texture( gpipeline.fb_main, 1, 0 );
 451       else
 452          render_fb_bind_texture( gpipeline.fb_main, 0, 0 );
 453
 454       render_fb_bind_texture( gpipeline.fb_main, 1, 1 );
 455    }
 456    else{
 457       shader_blit_use();
 458       shader_blit_uTexMain( 0 );
 459       render_fb_bind_texture( gpipeline.fb_main, 0, 0 );
 460    }
 461
 462    render_fsquad();
 463 }
 464
 465 VG_STATIC void render_player_transparent(void)
 466 {
 467    static camera small_cam;      /* DOES NOT NEED TO BE STATIC BUT MINGW
 468                                     SAIS OTHERWISE */
 469
 470    m4x3_copy( main_camera.transform, small_cam.transform );
 471
 472    small_cam.fov = main_camera.fov;
 473    small_cam.nearz = 0.05f;
 474    small_cam.farz  = 60.0f;
 475
 476    camera_update_view( &small_cam );
 477    camera_update_projection( &small_cam );
 478    camera_finalize( &small_cam );
 479
 480    /* Draw player to window buffer and blend background ontop */
 481    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 482    player__render( &small_cam, &localplayer );
 483 }
 484
 485 VG_STATIC void render_scene(void)
 486 {
 487    render_fb_bind( gpipeline.fb_main );
 488    glClearColor( 0.0f, 0.0f, 0.0f, 1.0f );
 489    glClear( GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT|GL_STENCIL_BUFFER_BIT );
 490
 491    /* Draw world */
 492    glEnable( GL_DEPTH_TEST );
 493
 494    world_instance *view_world = localplayer.viewable_world;
 495
 496    if( view_world == NULL ){
 497       glClearColor( 0.25f, 0.25f, 0.0f, 1.0f );
 498       glClear( GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT|GL_STENCIL_BUFFER_BIT );
 499       return;
 500    }
 501
 502    render_world( view_world, &main_camera, 0 );
 503
 504
 505    render_water_texture( view_world, &main_camera, 0 );
 506    render_fb_bind( gpipeline.fb_main );
 507    render_water_surface( view_world, &main_camera );
 508
 509    int depth = 1;
 510    if( localplayer.gate_waiting ) depth = 0;
 511    render_world_gates( view_world, &main_camera, depth );
 512
 513    if( !cl_menu )
 514       render_player_transparent();
 515 }
 516
 517 VG_STATIC void render_main_game(void)
 518 {
 519 #if 0
 520    static float fov = 60.0f;
 521    float fov_target = vg_lerpf( 90.0f, 110.0f, cl_fov );
 522
 523    if( player.controller == k_player_controller_skate )
 524       fov_target = vg_lerpf( 97.0f, 135.0f, cl_fov );
 525
 526    if( cl_menu )
 527       fov_target = menu_fov_target;
 528    fov = vg_lerpf( fov, fov_target, vg.frame_delta * 2.0f );
 529    fov = freecam? 60.0f: fov;
 530
 531    main_camera.fov   = fov;
 532 #endif
 533
 534    player__pre_render( &localplayer );
 535
 536    v3_lerp( localplayer.cam.pos, menu_camera_pos, menu_opacity,
 537             main_camera.pos );
 538    main_camera.angles[0] =
 539       vg_alerpf(  localplayer.cam.angles[0], menu_camera_angles[0],
 540                   menu_opacity );
 541    main_camera.angles[1] =
 542       vg_lerpf ( localplayer.cam.angles[1], menu_camera_angles[1],
 543                  menu_opacity );
 544
 545    main_camera.fov = vg_lerpf( localplayer.cam.fov, menu_smooth_fov,
 546                                menu_opacity );
 547    main_camera.nearz = 0.1f;
 548    main_camera.farz  = 2100.0f;
 549
 550    camera_update_transform( &main_camera );
 551
 552    if( localplayer.gate_waiting ){
 553       m3x3_mul( localplayer.basis_gate, main_camera.transform,
 554                 main_camera.transform );
 555    }
 556    else{
 557       m3x3_mul( localplayer.basis, main_camera.transform,
 558                 main_camera.transform );
 559    }
 560
 561    camera_update_view( &main_camera );
 562    camera_update_projection( &main_camera );
 563    camera_finalize( &main_camera );
 564
 565    /* ========== Begin Frame ========== */
 566
 567    render_scene();
 568
 569    if( cl_menu ) {
 570       glClear( GL_DEPTH_BUFFER_BIT );
 571       menu_render_bg();
 572       glEnable( GL_DEPTH_TEST );
 573       render_player_transparent();
 574    }
 575
 576    present_view_with_post_processing();
 577
 578    if( cl_menu )
 579       menu_render_fg( &main_camera );
 580
 581    /* =========== End Frame =========== */
 582 }
 583
 584 VG_STATIC void vg_render(void)
 585 {
 586    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 587
 588    glViewport( 0,0, vg.window_x, vg.window_y );
 589    glDisable( GL_DEPTH_TEST );
 590
 591    glClearColor( 1.0f, 0.0f, 0.0f, 0.0f );
 592    glClear( GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT );
 593
 594    render_main_game();
 595
 596    m4x4_copy( main_camera.mtx.pv, vg.pv );
 597
 598    /* Other shite */
 599    glDisable(GL_BLEND);
 600    glDisable(GL_DEPTH_TEST);
 601    vg_lines_drawall();
 602    glViewport( 0,0, vg.window_x, vg.window_y );
 603 }
 604
 605 VG_STATIC void run_light_widget( struct light_widget *lw );
 606 VG_STATIC void vg_ui(void)
 607 {
 608 #if 0
 609    player__im_gui( &localplayer );
 610 #endif
 611    world_instance *world = get_active_world();
 612    menu_crap_ui();
 613
 614 #if 0
 615    if( cl_light_edit )
 616    {
 617       vg_uictx.cursor[0] = 10;
 618       vg_uictx.cursor[1] = 10;
 619       vg_uictx.cursor[2] = 200;
 620       vg_uictx.cursor[3] = 20;
 621
 622       struct ub_world_lighting *wl = &gpipeline.ub_world_lighting;
 623       struct ui_slider_vector
 624          s5 = { .min=0.0f, .max=2.0f, .len=3, .data=wl->g_ambient_colour };
 625
 626       struct ui_slider
 627          s8 = { .min=0.0f, .max=2.0f, .data = &gpipeline.shadow_spread },
 628          s9 = { .min=0.0f, .max=25.0f, .data = &gpipeline.shadow_length };
 629
 630       for( int i=0; i<3; i++ )
 631          run_light_widget( &gpipeline.widgets[i] );
 632
 633       ui_text( vg_uictx.cursor, "Ambient", 1, 0 );
 634       vg_uictx.cursor[1] += 16;
 635       ui_slider_vector( &s5 );
 636
 637       ui_text( vg_uictx.cursor, "Shadows", 1, 0 );
 638       vg_uictx.cursor[1] += 16;
 639       ui_slider( &s8 );
 640       ui_slider( &s9 );
 641
 642       ui_text( vg_uictx.cursor, "Misc", 1, 0 );
 643       vg_uictx.cursor[1] += 16;
 644       struct ui_checkbox c1 = {.data = &wl->g_light_preview};
 645       ui_checkbox( &c1 );
 646
 647       render_update_lighting_ub();
 648    }
 649 #endif
 650
 651    audio_debug_soundscapes();
 652    render_view_framebuffer_ui();
 653
 654 #if 0
 655    player_physics_gui();
 656 #endif
 657 }
 658
 659 VG_STATIC void run_light_widget( struct light_widget *lw )
 660 {
 661    struct ui_checkbox c1 = { .data=&lw->enabled };
 662
 663    ui_checkbox( &c1 );
 664
 665    if( lw->enabled )
 666    {
 667       struct ui_slider_vector
 668          colour = { .min=0.0f, .max=2.0f, .len=3, .data=lw->colour },
 669          dir    = { .min=-VG_PIf, .max=VG_PIf, .len=2, .data=lw->dir };
 670
 671       ui_slider_vector( &colour );
 672       vg_uictx.cursor[1] += 4;
 673       ui_slider_vector( &dir );
 674    }
 675 }
 676
 677 VG_STATIC void run_debug_info(void)
 678 {
 679 #if 0
 680    char buf[40];
 681
 682    snprintf( buf, 40, "%.2fm/s", v3_length( player.rb.v ) );
 683    ui_text( (ui_px [2]){ 0, 0 }, buf, 1, k_text_align_left );
 684
 685    snprintf( buf, 40, "%.2f %.2f %.2f m/s",
 686          player.phys.a[0], player.phys.a[1], player.phys.a[2] );
 687    ui_text( (ui_px [2]){ 0, 20 }, buf, 1, k_text_align_left );
 688
 689    snprintf( buf, 40, "pos %.2f %.2f %.2f",
 690          player.phys.rb.co[0], player.phys.rb.co[1], player.phys.rb.co[2] );
 691    ui_text( (ui_px [2]){ 0, 40 }, buf, 1, k_text_align_left );
 692
 693    if( vg_input.controller_handle )
 694    {
 695       for( int i=0; i<vg_list_size(vg_input.controller_axises); i++ )
 696       {
 697          snprintf( buf, 40, "%.2f", vg_input.controller_axises[i] );
 698          ui_text( (ui_px [2]){ 0, (i+3)*20 }, buf, 1, k_text_align_left );
 699       }
 700    }
 701    else
 702    {
 703       ui_text( (ui_px [2]){ 0, 60 },
 704             "Gamepad not ready", 1, k_text_align_left );
 705    }
 706 #endif
 707 }