player.c

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