player.c

   1 #include "player.h"
   2 #include "addon.h"
   3 #include "camera.h"
   4 #include "player_model.h"
   5 #include "input.h"
   6 #include "world.h"
   7 #include "audio.h"
   8 #include "player_replay.h"
   9 #include "network.h"
  10 #include "network_common.h"
  11 #include "world_routes.h"
  12 #include "ent_miniworld.h"
  13 #include "gui.h"
  14
  15 #include "shaders/model_entity.h"
  16 #include "shaders/model_character_view.h"
  17 #include "shaders/model_board_view.h"
  18
  19 #include "player_walk.h"
  20 #include "player_dead.h"
  21 #include "player_drive.h"
  22 #include "player_skate.h"
  23 #include "player_basic_info.h"
  24 #include "player_glide.h"
  25
  26 i32 k_invert_y = 0;
  27 struct localplayer localplayer =
  28 {
  29    .rb =
  30    {
  31       .co = { 0,0,0 },
  32       .w = { 0,0,0 },
  33       .v = { 0,0,0 },
  34       .q = { 0,0,0,1 },
  35       .to_world = M4X3_IDENTITY,
  36       .to_local = M4X3_IDENTITY
  37    }
  38 };
  39
  40 struct player_subsystem_interface *player_subsystems[] =
  41 {
  42    [k_player_subsystem_walk]  = &player_subsystem_walk,
  43    [k_player_subsystem_dead]  = &player_subsystem_dead,
  44    [k_player_subsystem_drive] = &player_subsystem_drive,
  45    [k_player_subsystem_skate] = &player_subsystem_skate,
  46    [k_player_subsystem_basic_info]=&player_subsystem_basic_info,
  47    [k_player_subsystem_glide] = &player_subsystem_glide,
  48 };
  49
  50 int localplayer_cmd_respawn( int argc, const char *argv[] )
  51 {
  52    ent_spawn *rp = NULL, *r;
  53    world_instance *world = world_current_instance();
  54
  55    if( argc == 1 ){
  56       rp = world_find_spawn_by_name( world, argv[0] );
  57    }
  58    else if( argc == 0 ){
  59       rp = world_find_closest_spawn( world, localplayer.rb.co );
  60    }
  61
  62    if( !rp )
  63       return 0;
  64
  65    player__spawn( rp );
  66    return 1;
  67 }
  68
  69 void player_init(void)
  70 {
  71    for( u32 i=0; i<k_player_subsystem_max; i++ )
  72    {
  73       struct player_subsystem_interface *sys = player_subsystems[i];
  74       if( sys->system_register ) sys->system_register();
  75    }
  76
  77    vg_console_reg_cmd( "respawn", localplayer_cmd_respawn, NULL );
  78    VG_VAR_F32( k_cam_damp );
  79    VG_VAR_F32( k_cam_spring );
  80    VG_VAR_F32( k_cam_punch );
  81    VG_VAR_F32( k_cam_shake_strength );
  82    VG_VAR_F32( k_cam_shake_trackspeed );
  83    VG_VAR_I32( k_player_debug_info, flags=VG_VAR_PERSISTENT );
  84
  85 #if 0
  86    vg_console_reg_var( "cinema", &k_cinema, k_var_dtype_f32, 0 );
  87    vg_console_reg_var( "cinema_fixed", &k_cinema_fixed, k_var_dtype_i32, 0 );
  88 #endif
  89    vg_console_reg_var( "invert_y", &k_invert_y,
  90                         k_var_dtype_i32, VG_VAR_PERSISTENT );
  91 }
  92
  93 void player__debugtext( int size, const char *fmt, ... )
  94 {
  95         char buffer[ 1024 ];
  96
  97    va_list args;
  98    va_start( args, fmt );
  99    vsnprintf( buffer, 1024, fmt, args );
 100    va_end( args );
 101
 102    ui_text( g_player_debugger, buffer, size, k_ui_align_left, 0 );
 103    g_player_debugger[1] += size*16;
 104 }
 105
 106 /*
 107  * Appearence
 108  */
 109
 110 void player__use_model( u16 reg_id )
 111 {
 112    addon_cache_unwatch( k_addon_type_player,
 113                         localplayer.playermodel_view_slot );
 114    localplayer.playermodel_view_slot =
 115       addon_cache_create_viewer( k_addon_type_player, reg_id );
 116 }
 117
 118 void player__bind(void)
 119 {
 120    for( u32 i=0; i<k_player_subsystem_max; i++ )
 121    {
 122       struct player_subsystem_interface *sys = player_subsystems[i];
 123
 124       if( sys->bind ) sys->bind();
 125    }
 126 }
 127
 128 /*
 129  * Gameloop events
 130  * ----------------------------------------------------------------------------
 131  */
 132
 133 void player__pre_update(void)
 134 {
 135    if( button_down( k_srbind_camera ) && !localplayer.immobile &&
 136        (localplayer.subsystem != k_player_subsystem_dead) ){
 137       if( localplayer.cam_control.camera_mode == k_cam_firstperson )
 138          localplayer.cam_control.camera_mode = k_cam_thirdperson;
 139       else
 140          localplayer.cam_control.camera_mode = k_cam_firstperson;
 141    }
 142
 143    if( player_subsystems[ localplayer.subsystem ]->pre_update )
 144       player_subsystems[ localplayer.subsystem ]->pre_update();
 145 }
 146
 147 void player__update(void)
 148 {
 149    if( player_subsystems[ localplayer.subsystem ]->update )
 150       player_subsystems[ localplayer.subsystem ]->update();
 151
 152    if( localplayer.glider_orphan &&
 153        (skaterift.activity != k_skaterift_replay) )
 154       glider_physics( (v2f){0,0} );
 155 }
 156
 157 void player__post_update(void)
 158 {
 159    struct player_subsystem_interface *sys =
 160       player_subsystems[ localplayer.subsystem ];
 161
 162    if( sys->post_update ) sys->post_update();
 163
 164    SDL_AtomicLock( &air_audio_data.sl );
 165    air_audio_data.speed = v3_length( localplayer.rb.v ) * vg.time_rate;
 166    SDL_AtomicUnlock( &air_audio_data.sl );
 167 }
 168
 169 /*
 170  * Applies gate transport to a player_interface
 171  */
 172 void player__pass_gate( u32 id )
 173 {
 174    world_instance *world = world_current_instance();
 175    skaterift_record_frame( &player_replay.local, 1 );
 176
 177    /* update boundary hash (network animation) */
 178    u16 index = mdl_entity_id_id(id) & ~NETMSG_BOUNDARY_MASK;
 179    localplayer.boundary_hash ^= NETMSG_GATE_BOUNDARY_BIT;
 180    localplayer.boundary_hash &= ~NETMSG_BOUNDARY_MASK;
 181    localplayer.boundary_hash |= index;
 182
 183    ent_gate *gate = mdl_arritm( &world->ent_gate, mdl_entity_id_id(id) );
 184    world_routes_fracture( world, gate, localplayer.rb.co, localplayer.rb.v );
 185
 186    localplayer.gate_waiting = gate;
 187    localplayer.deferred_frame_record = 1;
 188
 189    struct player_cam_controller *cc = &localplayer.cam_control;
 190    m4x3_mulv( gate->transport, cc->tpv_lpf, cc->tpv_lpf );
 191    m3x3_mulv( gate->transport, cc->cam_velocity_smooth,
 192                                cc->cam_velocity_smooth );
 193
 194    m4x3_mulv( gate->transport, localplayer.cam.pos, localplayer.cam.pos );
 195
 196    if( gate->flags & k_ent_gate_nonlocal )
 197    {
 198       world_default_spawn_pos( world, world->player_co );
 199       world_static.active_instance = gate->target;
 200       player__clean_refs();
 201
 202       replay_clear( &player_replay.local );
 203    }
 204    else
 205    {
 206       world_routes_activate_entry_gate( world, gate );
 207    }
 208
 209    v3f v0;
 210    v3_angles_vector( localplayer.angles, v0 );
 211    m3x3_mulv( gate->transport, v0, v0 );
 212    v3_angles( v0, localplayer.angles );
 213
 214    audio_lock();
 215    audio_oneshot( &audio_gate_pass, 1.0f, 0.0f );
 216    audio_unlock();
 217 }
 218
 219 void player_apply_transport_to_cam( m4x3f transport )
 220 {
 221    /* Pre-emptively edit the camera matrices so that the motion vectors
 222     * are correct */
 223    m4x3f transport_i;
 224    m4x4f transport_4;
 225    m4x3_invert_affine( transport, transport_i );
 226    m4x3_expand( transport_i, transport_4 );
 227    m4x4_mul( skaterift.cam.mtx.pv, transport_4, skaterift.cam.mtx.pv );
 228    m4x4_mul( skaterift.cam.mtx.v,  transport_4, skaterift.cam.mtx.v );
 229
 230    /* we want the regular transform here no the inversion */
 231    m4x3_expand( transport, transport_4 );
 232    m4x4_mul( world_gates.cam.mtx.pv, transport_4, world_gates.cam.mtx.pv );
 233    m4x4_mul( world_gates.cam.mtx.v,  transport_4, world_gates.cam.mtx.v );
 234 }
 235
 236 void player__im_gui(void)
 237 {
 238    if( !k_player_debug_info ) return;
 239
 240    ui_rect box = {
 241       vg.window_x - 300,
 242       0,
 243       300,
 244       vg.window_y
 245    };
 246
 247    ui_fill( box, (ui_colour(k_ui_bg)&0x00ffffff)|0x50000000 );
 248
 249    g_player_debugger[0] = box[0];
 250    g_player_debugger[1] = 0;
 251    g_player_debugger[2] = 300;
 252    g_player_debugger[3] = 32;
 253
 254    player__debugtext( 2, "instance #%u", world_static.active_instance );
 255
 256    char buf[96];
 257    for( u32 i=0; i<k_world_max; i++ ){
 258       if( world_static.instance_addons[ i ] )
 259          addon_alias_uid( &world_static.instance_addons[ i ]->alias, buf );
 260       else
 261          strcpy( buf, "none" );
 262
 263       player__debugtext( 1, "world #%u: %s", i, buf );
 264    }
 265
 266    player__debugtext( 2, "director" );
 267    player__debugtext( 1, "activity: %s",
 268                      (const char *[]){ [k_skaterift_menu]      = "menu",
 269                                        [k_skaterift_replay]    = "replay",
 270                                        [k_skaterift_ent_focus] = "ent_focus",
 271                                        [k_skaterift_default]   = "default",
 272                                        [k_skaterift_world_map] = "world map"
 273                      } [skaterift.activity] );
 274    player__debugtext( 1, "time_rate: %.4f", skaterift.time_rate );
 275
 276    player__debugtext( 2, "player" );
 277    player__debugtext( 1, "angles: " PRINTF_v3f( localplayer.cam.angles ) );
 278
 279    if( player_subsystems[ localplayer.subsystem ]->im_gui )
 280       player_subsystems[ localplayer.subsystem ]->im_gui();
 281
 282    skaterift_replay_debug_info();
 283 }
 284
 285 void player__setpos( v3f pos )
 286 {
 287    v3_copy( pos, localplayer.rb.co );
 288    v3_zero( localplayer.rb.v );
 289    rb_update_matrices( &localplayer.rb );
 290 }
 291
 292 void player__clean_refs(void)
 293 {
 294    replay_clear( &player_replay.local );
 295    gui_helper_clear();
 296
 297    world_static.challenge_target = NULL;
 298    world_static.challenge_timer = 0.0f;
 299    world_static.active_trigger_volume_count = 0;
 300    world_static.last_use = 0.0;
 301    world_entity_exit_modal();
 302    world_entity_clear_focus();
 303
 304    localplayer.boundary_hash ^= NETMSG_BOUNDARY_BIT;
 305
 306    for( u32 i=0; i<vg_list_size(world_static.instances); i++ ){
 307       world_instance *instance = &world_static.instances[i];
 308       if( instance->status == k_world_status_loaded ){
 309          world_routes_clear( instance );
 310       }
 311    }
 312 }
 313
 314 void player__reset(void)
 315 {
 316    v3_zero( localplayer.rb.v );
 317    v3_zero( localplayer.rb.w );
 318
 319    f32 l = v4_length( localplayer.rb.q );
 320    if( (l < 0.9f) || (l > 1.1f) )
 321       q_identity( localplayer.rb.q );
 322
 323    rb_update_matrices( &localplayer.rb );
 324
 325    localplayer.subsystem = k_player_subsystem_walk;
 326    player__walk_reset();
 327
 328    localplayer.immobile = 0;
 329    localplayer.gate_waiting = NULL;
 330    localplayer.have_glider = 0;
 331    localplayer.glider_orphan = 0;
 332
 333    v3_copy( localplayer.rb.co, localplayer.cam_control.tpv_lpf );
 334    player__clean_refs();
 335 }
 336
 337 void player__spawn( ent_spawn *rp )
 338 {
 339    player__setpos( rp->transform.co );
 340    player__reset();
 341 }
 342
 343
 344 void player__kill(void)
 345 {
 346 }
 347
 348 void player__begin_holdout( v3f offset )
 349 {
 350    memcpy( &localplayer.holdout_pose, &localplayer.pose,
 351             sizeof(localplayer.pose) );
 352    v3_copy( offset, localplayer.holdout_pose.root_co );
 353    localplayer.holdout_time = 1.0f;
 354 }
 355
 356 void net_sfx_exchange( bitpack_ctx *ctx, struct net_sfx *sfx )
 357 {
 358    bitpack_bytes( ctx, 1, &sfx->system );
 359    bitpack_bytes( ctx, 1, &sfx->priority );
 360    bitpack_bytes( ctx, 1, &sfx->id );
 361    bitpack_qf32( ctx, 8, 0.0f, 1.0f, &sfx->subframe );
 362    bitpack_qf32( ctx, 8, 0.0f, 1.0f, &sfx->volume );
 363    bitpack_qv3f( ctx, 16, -1024.0f, 1024.0f, sfx->location );
 364 }
 365
 366 void net_sfx_play( struct net_sfx *sfx )
 367 {
 368    if( sfx->system < k_player_subsystem_max ){
 369       struct player_subsystem_interface *sys = player_subsystems[sfx->system];
 370       if( sys->sfx_oneshot ){
 371          sys->sfx_oneshot( sfx->id, sfx->location, sfx->volume );
 372       }
 373    }
 374 };
 375
 376 static struct net_sfx *find_lower_priority_sfx( struct net_sfx *buffer, u32 len,
 377                                                 u32 *count, u8 priority ){
 378    struct net_sfx *p_sfx = NULL;
 379    if( *count < len ){
 380       p_sfx = &buffer[ *count ];
 381       *count = *count+1;
 382    }
 383    else {
 384       for( u32 i=0; i<len; i++ ){
 385          struct net_sfx *a = &buffer[i];
 386          if( a->priority < priority ){
 387             p_sfx = a;
 388             break;
 389          }
 390       }
 391    }
 392
 393    return p_sfx;
 394 }
 395
 396 void player__networked_sfx( u8 system, u8 priority, u8 id,
 397                             v3f pos, f32 volume )
 398 {
 399    struct net_sfx sfx,
 400          *p_net = find_lower_priority_sfx(
 401                localplayer.sfx_buffer, 4,
 402                &localplayer.sfx_buffer_count, priority ),
 403          *p_replay = find_lower_priority_sfx(
 404                localplayer.local_sfx_buffer, 2,
 405                &localplayer.local_sfx_buffer_count, priority );
 406
 407    sfx.id = id;
 408    sfx.priority = priority;
 409    sfx.volume = volume;
 410    v3_copy( pos, sfx.location );
 411    sfx.system = system;
 412
 413    /* we only care about subframe in networked sfx. local replays run at a
 414     * high enough framerate. */
 415    f32 t = (vg.time_real - network_client.last_frame) / NETWORK_FRAMERATE;
 416    sfx.subframe = vg_clampf( t, 0.0f, 1.0f );
 417
 418    if( p_net ) *p_net = sfx;
 419    if( p_replay ) *p_replay = sfx;
 420
 421    net_sfx_play( &sfx );
 422 }