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 #include <string.h>
  26
  27 i32 k_invert_y = 0;
  28 struct localplayer localplayer =
  29 {
  30    .rb =
  31    {
  32       .co = { 0,0,0 },
  33       .w = { 0,0,0 },
  34       .v = { 0,0,0 },
  35       .q = { 0,0,0,1 },
  36       .to_world = M4X3_IDENTITY,
  37       .to_local = M4X3_IDENTITY
  38    }
  39 };
  40
  41 struct player_subsystem_interface *player_subsystems[] =
  42 {
  43    [k_player_subsystem_walk]  = &player_subsystem_walk,
  44    [k_player_subsystem_dead]  = &player_subsystem_dead,
  45    [k_player_subsystem_drive] = &player_subsystem_drive,
  46    [k_player_subsystem_skate] = &player_subsystem_skate,
  47    [k_player_subsystem_basic_info]=&player_subsystem_basic_info,
  48    [k_player_subsystem_glide] = &player_subsystem_glide,
  49 };
  50
  51 int localplayer_cmd_respawn( int argc, const char *argv[] )
  52 {
  53    ent_spawn *rp = NULL, *r;
  54    world_instance *world = world_current_instance();
  55
  56    if( argc == 1 ){
  57       rp = world_find_spawn_by_name( world, argv[0] );
  58    }
  59    else if( argc == 0 ){
  60       rp = world_find_closest_spawn( world, localplayer.rb.co );
  61    }
  62
  63    if( !rp )
  64       return 0;
  65
  66    player__spawn( rp );
  67    return 1;
  68 }
  69
  70 void player_init(void)
  71 {
  72    for( u32 i=0; i<k_player_subsystem_max; i++ )
  73    {
  74       struct player_subsystem_interface *sys = player_subsystems[i];
  75       if( sys->system_register ) sys->system_register();
  76    }
  77
  78    vg_console_reg_cmd( "respawn", localplayer_cmd_respawn, NULL );
  79    VG_VAR_F32( k_cam_damp );
  80    VG_VAR_F32( k_cam_spring );
  81    VG_VAR_F32( k_cam_punch );
  82    VG_VAR_F32( k_cam_shake_strength );
  83    VG_VAR_F32( k_cam_shake_trackspeed );
  84    VG_VAR_I32( k_player_debug_info, flags=VG_VAR_PERSISTENT );
  85
  86 #if 0
  87    vg_console_reg_var( "cinema", &k_cinema, k_var_dtype_f32, 0 );
  88    vg_console_reg_var( "cinema_fixed", &k_cinema_fixed, k_var_dtype_i32, 0 );
  89 #endif
  90    vg_console_reg_var( "invert_y", &k_invert_y,
  91                         k_var_dtype_i32, VG_VAR_PERSISTENT );
  92 }
  93
  94 void player__debugtext( int size, const char *fmt, ... )
  95 {
  96         char buffer[ 1024 ];
  97
  98    va_list args;
  99    va_start( args, fmt );
 100    vsnprintf( buffer, 1024, fmt, args );
 101    va_end( args );
 102
 103    ui_text( g_player_debugger, buffer, size, k_ui_align_left, 0 );
 104    g_player_debugger[1] += size*16;
 105 }
 106
 107 /*
 108  * Appearence
 109  */
 110
 111 void player__use_model( u16 reg_id )
 112 {
 113    addon_cache_unwatch( k_addon_type_player,
 114                         localplayer.playermodel_view_slot );
 115    localplayer.playermodel_view_slot =
 116       addon_cache_create_viewer( k_addon_type_player, reg_id );
 117 }
 118
 119 void player__bind(void)
 120 {
 121    for( u32 i=0; i<k_player_subsystem_max; i++ )
 122    {
 123       struct player_subsystem_interface *sys = player_subsystems[i];
 124
 125       if( sys->bind ) sys->bind();
 126    }
 127 }
 128
 129 /*
 130  * Gameloop events
 131  * ----------------------------------------------------------------------------
 132  */
 133
 134 void player__pre_update(void)
 135 {
 136    if( button_down( k_srbind_camera ) && !localplayer.immobile &&
 137        (localplayer.subsystem != k_player_subsystem_dead) ){
 138       if( localplayer.cam_control.camera_mode == k_cam_firstperson )
 139          localplayer.cam_control.camera_mode = k_cam_thirdperson;
 140       else
 141          localplayer.cam_control.camera_mode = k_cam_firstperson;
 142    }
 143
 144    if( player_subsystems[ localplayer.subsystem ]->pre_update )
 145       player_subsystems[ localplayer.subsystem ]->pre_update();
 146 }
 147
 148 void player__update(void)
 149 {
 150    if( player_subsystems[ localplayer.subsystem ]->update )
 151       player_subsystems[ localplayer.subsystem ]->update();
 152
 153    if( localplayer.glider_orphan &&
 154        (skaterift.activity != k_skaterift_replay) )
 155       glider_physics( (v2f){0,0} );
 156 }
 157
 158 void player__post_update(void)
 159 {
 160    struct player_subsystem_interface *sys =
 161       player_subsystems[ localplayer.subsystem ];
 162
 163    if( sys->post_update ) sys->post_update();
 164
 165    SDL_AtomicLock( &air_audio_data.sl );
 166    air_audio_data.speed = v3_length( localplayer.rb.v ) * vg.time_rate;
 167    SDL_AtomicUnlock( &air_audio_data.sl );
 168 }
 169
 170 /*
 171  * Applies gate transport to a player_interface
 172  */
 173 void player__pass_gate( u32 id )
 174 {
 175    world_instance *world = world_current_instance();
 176    skaterift_record_frame( &player_replay.local, 1 );
 177
 178    /* update boundary hash (network animation) */
 179    u16 index = mdl_entity_id_id(id) & ~NETMSG_BOUNDARY_MASK;
 180    localplayer.boundary_hash ^= NETMSG_GATE_BOUNDARY_BIT;
 181    localplayer.boundary_hash &= ~NETMSG_BOUNDARY_MASK;
 182    localplayer.boundary_hash |= index;
 183
 184    ent_gate *gate = mdl_arritm( &world->ent_gate, mdl_entity_id_id(id) );
 185    world_routes_fracture( world, gate, localplayer.rb.co, localplayer.rb.v );
 186
 187    localplayer.gate_waiting = gate;
 188    localplayer.deferred_frame_record = 1;
 189
 190    struct player_cam_controller *cc = &localplayer.cam_control;
 191    m4x3_mulv( gate->transport, cc->tpv_lpf, cc->tpv_lpf );
 192    m3x3_mulv( gate->transport, cc->cam_velocity_smooth,
 193                                cc->cam_velocity_smooth );
 194
 195    m4x3_mulv( gate->transport, localplayer.cam.pos, localplayer.cam.pos );
 196
 197    if( gate->flags & k_ent_gate_nonlocal )
 198    {
 199       world_default_spawn_pos( world, world->player_co );
 200       world_static.active_instance = gate->target;
 201       player__clean_refs();
 202
 203       replay_clear( &player_replay.local );
 204    }
 205    else
 206    {
 207       world_routes_activate_entry_gate( world, gate );
 208    }
 209
 210    v3f v0;
 211    v3_angles_vector( localplayer.angles, v0 );
 212    m3x3_mulv( gate->transport, v0, v0 );
 213    v3_angles( v0, localplayer.angles );
 214
 215    audio_lock();
 216    audio_oneshot( &audio_gate_pass, 1.0f, 0.0f );
 217    audio_unlock();
 218 }
 219
 220 void player_apply_transport_to_cam( m4x3f transport )
 221 {
 222    /* Pre-emptively edit the camera matrices so that the motion vectors
 223     * are correct */
 224    m4x3f transport_i;
 225    m4x4f transport_4;
 226    m4x3_invert_affine( transport, transport_i );
 227    m4x3_expand( transport_i, transport_4 );
 228    m4x4_mul( skaterift.cam.mtx.pv, transport_4, skaterift.cam.mtx.pv );
 229    m4x4_mul( skaterift.cam.mtx.v,  transport_4, skaterift.cam.mtx.v );
 230
 231    /* we want the regular transform here no the inversion */
 232    m4x3_expand( transport, transport_4 );
 233    m4x4_mul( world_gates.cam.mtx.pv, transport_4, world_gates.cam.mtx.pv );
 234    m4x4_mul( world_gates.cam.mtx.v,  transport_4, world_gates.cam.mtx.v );
 235 }
 236
 237 void player__im_gui(void)
 238 {
 239    if( !k_player_debug_info ) return;
 240
 241    ui_rect box = {
 242       vg.window_x - 300,
 243       0,
 244       300,
 245       vg.window_y
 246    };
 247
 248    ui_fill( box, (ui_colour(k_ui_bg)&0x00ffffff)|0x50000000 );
 249
 250    g_player_debugger[0] = box[0];
 251    g_player_debugger[1] = 0;
 252    g_player_debugger[2] = 300;
 253    g_player_debugger[3] = 32;
 254
 255    player__debugtext( 2, "instance #%u", world_static.active_instance );
 256
 257    char buf[96];
 258    for( u32 i=0; i<k_world_max; i++ ){
 259       if( world_static.instance_addons[ i ] )
 260          addon_alias_uid( &world_static.instance_addons[ i ]->alias, buf );
 261       else
 262          strcpy( buf, "none" );
 263
 264       player__debugtext( 1, "world #%u: %s", i, buf );
 265    }
 266
 267    player__debugtext( 2, "director" );
 268    player__debugtext( 1, "activity: %s",
 269                      (const char *[]){ [k_skaterift_menu]      = "menu",
 270                                        [k_skaterift_replay]    = "replay",
 271                                        [k_skaterift_ent_focus] = "ent_focus",
 272                                        [k_skaterift_default]   = "default",
 273                                        [k_skaterift_world_map] = "world map"
 274                      } [skaterift.activity] );
 275    player__debugtext( 1, "time_rate: %.4f", skaterift.time_rate );
 276
 277    player__debugtext( 2, "player" );
 278    player__debugtext( 1, "angles: " PRINTF_v3f( localplayer.cam.angles ) );
 279
 280    if( player_subsystems[ localplayer.subsystem ]->im_gui )
 281       player_subsystems[ localplayer.subsystem ]->im_gui();
 282
 283    skaterift_replay_debug_info();
 284 }
 285
 286 void player__setpos( v3f pos )
 287 {
 288    v3_copy( pos, localplayer.rb.co );
 289    v3_zero( localplayer.rb.v );
 290    rb_update_matrices( &localplayer.rb );
 291 }
 292
 293 void player__clean_refs(void)
 294 {
 295    replay_clear( &player_replay.local );
 296    gui_helper_clear();
 297
 298    world_static.challenge_target = NULL;
 299    world_static.challenge_timer = 0.0f;
 300    world_static.active_trigger_volume_count = 0;
 301    world_static.last_use = 0.0;
 302    world_entity_exit_modal();
 303    world_entity_clear_focus();
 304
 305    localplayer.boundary_hash ^= NETMSG_BOUNDARY_BIT;
 306
 307    for( u32 i=0; i<vg_list_size(world_static.instances); i++ ){
 308       world_instance *instance = &world_static.instances[i];
 309       if( instance->status == k_world_status_loaded ){
 310          world_routes_clear( instance );
 311       }
 312    }
 313 }
 314
 315 void player__reset(void)
 316 {
 317    v3_zero( localplayer.rb.v );
 318    v3_zero( localplayer.rb.w );
 319
 320    f32 l = v4_length( localplayer.rb.q );
 321    if( (l < 0.9f) || (l > 1.1f) )
 322       q_identity( localplayer.rb.q );
 323
 324    rb_update_matrices( &localplayer.rb );
 325
 326    localplayer.subsystem = k_player_subsystem_walk;
 327    player__walk_reset();
 328
 329    localplayer.immobile = 0;
 330    localplayer.gate_waiting = NULL;
 331    localplayer.have_glider = 0;
 332    localplayer.glider_orphan = 0;
 333    localplayer.drowned = 0;
 334
 335    v3_copy( localplayer.rb.co, localplayer.cam_control.tpv_lpf );
 336    player__clean_refs();
 337 }
 338
 339 void player__spawn( ent_spawn *rp )
 340 {
 341    player__setpos( rp->transform.co );
 342    player__reset();
 343 }
 344
 345
 346 void player__kill(void)
 347 {
 348 }
 349
 350 void player__begin_holdout( v3f offset )
 351 {
 352    memcpy( &localplayer.holdout_pose, &localplayer.pose,
 353             sizeof(localplayer.pose) );
 354    v3_copy( offset, localplayer.holdout_pose.root_co );
 355    localplayer.holdout_time = 1.0f;
 356 }
 357
 358 void net_sfx_exchange( bitpack_ctx *ctx, struct net_sfx *sfx )
 359 {
 360    bitpack_bytes( ctx, 1, &sfx->system );
 361    bitpack_bytes( ctx, 1, &sfx->priority );
 362    bitpack_bytes( ctx, 1, &sfx->id );
 363    bitpack_qf32( ctx, 8, 0.0f, 1.0f, &sfx->subframe );
 364    bitpack_qf32( ctx, 8, 0.0f, 1.0f, &sfx->volume );
 365    bitpack_qv3f( ctx, 16, -1024.0f, 1024.0f, sfx->location );
 366 }
 367
 368 void net_sfx_play( struct net_sfx *sfx )
 369 {
 370    if( sfx->system < k_player_subsystem_max ){
 371       struct player_subsystem_interface *sys = player_subsystems[sfx->system];
 372       if( sys->sfx_oneshot ){
 373          sys->sfx_oneshot( sfx->id, sfx->location, sfx->volume );
 374       }
 375    }
 376 };
 377
 378 static struct net_sfx *find_lower_priority_sfx( struct net_sfx *buffer, u32 len,
 379                                                 u32 *count, u8 priority ){
 380    struct net_sfx *p_sfx = NULL;
 381    if( *count < len ){
 382       p_sfx = &buffer[ *count ];
 383       *count = *count+1;
 384    }
 385    else {
 386       for( u32 i=0; i<len; i++ ){
 387          struct net_sfx *a = &buffer[i];
 388          if( a->priority < priority ){
 389             p_sfx = a;
 390             break;
 391          }
 392       }
 393    }
 394
 395    return p_sfx;
 396 }
 397
 398 void player__networked_sfx( u8 system, u8 priority, u8 id,
 399                             v3f pos, f32 volume )
 400 {
 401    struct net_sfx sfx,
 402          *p_net = find_lower_priority_sfx(
 403                localplayer.sfx_buffer, 4,
 404                &localplayer.sfx_buffer_count, priority ),
 405          *p_replay = find_lower_priority_sfx(
 406                localplayer.local_sfx_buffer, 2,
 407                &localplayer.local_sfx_buffer_count, priority );
 408
 409    sfx.id = id;
 410    sfx.priority = priority;
 411    sfx.volume = volume;
 412    v3_copy( pos, sfx.location );
 413    sfx.system = system;
 414
 415    /* we only care about subframe in networked sfx. local replays run at a
 416     * high enough framerate. */
 417    f32 t = (vg.time_real - network_client.last_frame) / NETWORK_FRAMERATE;
 418    sfx.subframe = vg_clampf( t, 0.0f, 1.0f );
 419
 420    if( p_net ) *p_net = sfx;
 421    if( p_replay ) *p_replay = sfx;
 422
 423    net_sfx_play( &sfx );
 424 }