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
 117 static void player__post_update(void){
 118    if( player_subsystems[ localplayer.subsystem ]->post_update )
 119       player_subsystems[ localplayer.subsystem ]->post_update();
 120
 121    SDL_AtomicLock( &air_data.sl );
 122    air_data.speed = v3_length( localplayer.rb.v ) * vg.time_rate;
 123    SDL_AtomicUnlock( &air_data.sl );
 124 }
 125
 126 /*
 127  * Applies gate transport to a player_interface
 128  */
 129 static void player__pass_gate( u32 id ){
 130    world_instance *world = world_current_instance();
 131    skaterift_record_frame( &skaterift.replay, 1 );
 132
 133    /* update boundary hash (network animation) */
 134    u16 index = mdl_entity_id_id(id) & ~NETMSG_BOUNDARY_MASK;
 135    localplayer.boundary_hash ^= NETMSG_GATE_BOUNDARY_BIT;
 136    localplayer.boundary_hash &= ~NETMSG_BOUNDARY_MASK;
 137    localplayer.boundary_hash |= index;
 138
 139    ent_gate *gate = mdl_arritm( &world->ent_gate, mdl_entity_id_id(id) );
 140    world_routes_fracture( world, gate, localplayer.rb.co, localplayer.rb.v );
 141
 142    localplayer.gate_waiting = gate;
 143    localplayer.deferred_frame_record = 1;
 144
 145    struct player_cam_controller *cc = &localplayer.cam_control;
 146    m4x3_mulv( gate->transport, cc->tpv_lpf, cc->tpv_lpf );
 147    m3x3_mulv( gate->transport, cc->cam_velocity_smooth,
 148                                cc->cam_velocity_smooth );
 149
 150    m4x3_mulv( gate->transport, localplayer.cam.pos, localplayer.cam.pos );
 151
 152    if( gate->flags & k_ent_gate_nonlocal ){
 153       /* FIXME: Code dupe with world_load.c */
 154       ent_spawn *rp = world_find_spawn_by_name( world, "start" );
 155       if( !rp ) rp = world_find_closest_spawn( world, (v3f){0.0f,0.0f,0.0f} );
 156       /* TODO: fallback to searching for a safe location using raycasts */
 157       assert(rp);
 158       v3_copy( rp->transform.co, world->player_co );
 159
 160       world_static.active_instance = gate->target;
 161       player__clean_refs();
 162
 163       replay_clear( &skaterift.replay );
 164    }
 165    else {
 166       world_routes_activate_entry_gate( world, gate );
 167    }
 168
 169    v3f v0;
 170    v3_angles_vector( localplayer.angles, v0 );
 171    m3x3_mulv( gate->transport, v0, v0 );
 172    v3_angles( v0, localplayer.angles );
 173
 174    audio_lock();
 175    audio_oneshot( &audio_gate_pass, 1.0f, 0.0f );
 176    audio_unlock();
 177 }
 178
 179 static void player_apply_transport_to_cam( m4x3f transport ){
 180    /* Pre-emptively edit the camera matrices so that the motion vectors
 181     * are correct */
 182    m4x3f transport_i;
 183    m4x4f transport_4;
 184    m4x3_invert_affine( transport, transport_i );
 185    m4x3_expand( transport_i, transport_4 );
 186    m4x4_mul( skaterift.cam.mtx.pv, transport_4, skaterift.cam.mtx.pv );
 187    m4x4_mul( skaterift.cam.mtx.v,  transport_4, skaterift.cam.mtx.v );
 188
 189    /* we want the regular transform here no the inversion */
 190    m4x3_expand( transport, transport_4 );
 191    m4x4_mul( world_gates.cam.mtx.pv, transport_4, world_gates.cam.mtx.pv );
 192    m4x4_mul( world_gates.cam.mtx.v,  transport_4, world_gates.cam.mtx.v );
 193 }
 194
 195 static void player__im_gui(void){
 196    if( !k_player_debug_info ) return;
 197
 198    ui_rect box = {
 199       vg.window_x - 300,
 200       0,
 201       300,
 202       vg.window_y
 203    };
 204
 205    ui_fill( box, (ui_colour(k_ui_bg)&0x00ffffff)|0x50000000 );
 206
 207    g_player_debugger[0] = box[0];
 208    g_player_debugger[1] = 0;
 209    g_player_debugger[2] = 300;
 210    g_player_debugger[3] = 32;
 211
 212    player__debugtext( 2, "instance #%u", world_static.active_instance );
 213
 214    char buf[96];
 215    for( u32 i=0; i<k_world_max; i++ ){
 216       if( world_static.instance_addons[ i ] )
 217          addon_alias_uid( &world_static.instance_addons[ i ]->alias, buf );
 218       else
 219          strcpy( buf, "none" );
 220
 221       player__debugtext( 1, "world #%u: %s", i, buf );
 222    }
 223
 224    player__debugtext( 2, "director" );
 225    player__debugtext( 1, "activity: %s",
 226                      (const char *[]){ [k_skaterift_menu]      = "menu",
 227                                        [k_skaterift_replay]    = "replay",
 228                                        [k_skaterift_ent_focus] = "ent_focus",
 229                                        [k_skaterift_default]   = "default",
 230                                        [k_skaterift_world_map] = "world map"
 231                      } [skaterift.activity] );
 232    player__debugtext( 1, "time_rate: %.4f", skaterift.time_rate );
 233
 234    player__debugtext( 2, "player" );
 235    player__debugtext( 1, "angles: " PRINTF_v3f( localplayer.cam.angles ) );
 236
 237    if( player_subsystems[ localplayer.subsystem ]->im_gui )
 238       player_subsystems[ localplayer.subsystem ]->im_gui();
 239
 240    skaterift_replay_debug_info();
 241 }
 242
 243 static void player__setpos( v3f pos ){
 244    v3_copy( pos, localplayer.rb.co );
 245    v3_zero( localplayer.rb.v );
 246    rb_update_transform( &localplayer.rb );
 247 }
 248
 249 static void player__clean_refs(void){
 250    replay_clear( &skaterift.replay );
 251    gui_helper_clear();
 252
 253    world_static.challenge_target = NULL;
 254    world_static.challenge_timer = 0.0f;
 255    world_static.focused_entity = 0;
 256    world_static.active_trigger_volume_count = 0;
 257    world_static.last_use = 0.0;
 258    world_entity_unfocus();
 259
 260    localplayer.boundary_hash ^= NETMSG_BOUNDARY_BIT;
 261
 262    for( u32 i=0; i<vg_list_size(world_static.instances); i++ ){
 263       world_instance *instance = &world_static.instances[i];
 264       if( instance->status == k_world_status_loaded ){
 265          world_routes_clear( instance );
 266       }
 267    }
 268 }
 269
 270 static void player__reset(void){
 271    v3_zero( localplayer.rb.v );
 272    v3_zero( localplayer.rb.w );
 273
 274    f32 l = v4_length( localplayer.rb.q );
 275    if( (l < 0.9f) || (l > 1.1f) )
 276       q_identity( localplayer.rb.q );
 277
 278    rb_update_transform( &localplayer.rb );
 279
 280    localplayer.subsystem = k_player_subsystem_walk;
 281    player__walk_reset();
 282
 283    localplayer.immobile = 0;
 284    localplayer.gate_waiting = NULL;
 285
 286    v3_copy( localplayer.rb.co, localplayer.cam_control.tpv_lpf );
 287    player__clean_refs();
 288 }
 289
 290 static void player__spawn( ent_spawn *rp ){
 291    player__setpos( rp->transform.co );
 292    player__reset();
 293 }
 294
 295
 296 static void player__kill(void){
 297 }
 298
 299 static void player__begin_holdout( v3f offset ){
 300    memcpy( &localplayer.holdout_pose, &localplayer.pose,
 301             sizeof(localplayer.pose) );
 302    v3_copy( offset, localplayer.holdout_pose.root_co );
 303    localplayer.holdout_time = 1.0f;
 304 }
 305
 306 static void net_sfx_exchange( bitpack_ctx *ctx, struct net_sfx *sfx ){
 307    bitpack_bytes( ctx, 1, &sfx->system );
 308    bitpack_bytes( ctx, 1, &sfx->priority );
 309    bitpack_bytes( ctx, 1, &sfx->id );
 310    bitpack_qf32( ctx, 8, 0.0f, 1.0f, &sfx->subframe );
 311    bitpack_qf32( ctx, 8, 0.0f, 1.0f, &sfx->volume );
 312    bitpack_qv3f( ctx, 16, -1024.0f, 1024.0f, sfx->location );
 313 }
 314
 315 static void net_sfx_play( struct net_sfx *sfx ){
 316    if( sfx->system < k_player_subsystem_max ){
 317       struct player_subsystem_interface *sys = player_subsystems[sfx->system];
 318       if( sys->sfx_oneshot ){
 319          sys->sfx_oneshot( sfx->id, sfx->location, sfx->volume );
 320       }
 321    }
 322 };
 323
 324 static void player__networked_sfx( u8 system, u8 priority, u8 id,
 325                                    v3f pos, f32 volume ){
 326    struct net_sfx null, *sfx = &null;
 327
 328    if( localplayer.sfx_buffer_count < vg_list_size(localplayer.sfx_buffer) )
 329       sfx = &localplayer.sfx_buffer[ localplayer.sfx_buffer_count ++ ];
 330    else {
 331       for( u32 i=0; i<vg_list_size(localplayer.sfx_buffer); i++ ){
 332          struct net_sfx *a = &localplayer.sfx_buffer[i];
 333          if( a->priority < priority ){
 334             sfx = a;
 335             break;
 336          }
 337       }
 338    }
 339
 340    sfx->id = id;
 341    sfx->priority = priority;
 342    sfx->volume = volume;
 343    v3_copy( pos, sfx->location );
 344    sfx->system = system;
 345
 346    f32 t = (vg.time_real - network_client.last_frame) / NETWORK_FRAMERATE;
 347    sfx->subframe = vg_clampf( t, 0.0f, 1.0f );
 348
 349    net_sfx_play( sfx );
 350 }
 351
 352 static void player__clear_sfx_buffer(void){
 353    localplayer.sfx_buffer_count = 0;
 354 }
 355
 356 /* implementation */
 357 #include "player_common.c"
 358
 359 #include "player_walk.c"
 360 #include "player_skate.c"
 361 #include "player_dead.c"
 362 #include "player_drive.c"
 363 #include "player_basic_info.c"
 364
 365 #include "player_render.c"
 366 #include "player_ragdoll.c"
 367 #include "player_replay.c"
 368
 369 #endif /* PLAYER_C */