player_render.c

   1 #ifndef PLAYER_RENDER_C
   2 #define PLAYER_RENDER_C
   3
   4 #include "player.h"
   5 #include "player_render.h"
   6 #include "camera.h"
   7 #include "player_model.h"
   8
   9 #include "shaders/model_character_view.h"
  10 #include "shaders/model_board_view.h"
  11
  12 VG_STATIC void player_avatar_load( struct player_avatar *av, const char *path )
  13 {
  14    mdl_open( &av->meta, path, vg_mem.rtmemory );
  15    mdl_load_metadata_block( &av->meta, vg_mem.rtmemory );
  16    mdl_load_animation_block( &av->meta, vg_mem.rtmemory );
  17    mdl_close( &av->meta );
  18
  19    struct skeleton *sk = &av->sk;
  20    skeleton_setup( sk, vg_mem.rtmemory, &av->meta );
  21
  22    av->id_hip        = skeleton_bone_id( sk, "hips" );
  23    av->id_ik_hand_l  = skeleton_bone_id( sk, "hand.IK.L" );
  24    av->id_ik_hand_r  = skeleton_bone_id( sk, "hand.IK.R" );
  25    av->id_ik_elbow_l = skeleton_bone_id( sk, "elbow.L" );
  26    av->id_ik_elbow_r = skeleton_bone_id( sk, "elbow.R" );
  27    av->id_head       = skeleton_bone_id( sk, "head" );
  28    av->id_ik_foot_l  = skeleton_bone_id( sk, "foot.IK.L" );
  29    av->id_ik_foot_r  = skeleton_bone_id( sk, "foot.IK.R" );
  30    av->id_board      = skeleton_bone_id( sk, "board" );
  31    av->id_wheel_l    = skeleton_bone_id( sk, "wheel.L" );
  32    av->id_wheel_r    = skeleton_bone_id( sk, "wheel.R" );
  33    av->id_ik_knee_l  = skeleton_bone_id( sk, "knee.L" );
  34    av->id_ik_knee_r  = skeleton_bone_id( sk, "knee.R" );
  35 }
  36
  37 /* TODO: Standard model load */
  38
  39 VG_STATIC void player_model_load( struct player_model *mdl, const char *path )
  40 {
  41    vg_linear_clear( vg_mem.scratch );
  42
  43    mdl_context ctx;
  44    mdl_open( &ctx, path, vg_mem.scratch );
  45    mdl_load_metadata_block( &ctx, vg_mem.scratch );
  46    mdl_load_mesh_block( &ctx, vg_mem.scratch );
  47
  48    if( !mdl_arrcount( &ctx.textures ) )
  49       vg_fatal_exit_loop( "No texture in player model" );
  50
  51    mdl_texture *tex0 = mdl_arritm( &ctx.textures, 0 );
  52    void *data = vg_linear_alloc( vg_mem.scratch, tex0->file.pack_size );
  53    mdl_fread_pack_file( &ctx, &tex0->file, data );
  54
  55    vg_acquire_thread_sync();
  56    {
  57       mdl_unpack_glmesh( &ctx, &mdl->mesh );
  58
  59       /* upload first texture */
  60       mdl->texture = vg_tex2d_new();
  61
  62       vg_tex2d_set_error();
  63       vg_tex2d_qoi( data, tex0->file.pack_size,
  64                     mdl_pstr( &ctx, tex0->file.pstr_path ));
  65       vg_tex2d_nearest();
  66       vg_tex2d_clamp();
  67    }
  68    vg_release_thread_sync();
  69
  70    mdl_close( &ctx );
  71 }
  72
  73 VG_STATIC void player_board_load( struct player_board *mdl, const char *path )
  74 {
  75    vg_linear_clear( vg_mem.scratch );
  76
  77    mdl_context ctx;
  78    mdl_open( &ctx, path, vg_mem.scratch );
  79    mdl_load_metadata_block( &ctx, vg_mem.scratch );
  80    mdl_load_mesh_block( &ctx, vg_mem.scratch );
  81
  82    mdl_array_ptr markers;
  83    mdl_load_array( &ctx, &markers, "ent_marker", vg_mem.scratch );
  84
  85    if( !mdl_arrcount( &ctx.textures ) )
  86       vg_fatal_exit_loop( "No texture in board model" );
  87
  88    mdl_texture *tex0 = mdl_arritm( &ctx.textures, 0 );
  89    void *data = vg_linear_alloc( vg_mem.scratch, tex0->file.pack_size );
  90    mdl_fread_pack_file( &ctx, &tex0->file, data );
  91
  92    vg_acquire_thread_sync();
  93    {
  94       mdl_unpack_glmesh( &ctx, &mdl->mesh );
  95
  96       /* upload first texture */
  97       mdl->texture = vg_tex2d_new();
  98
  99       vg_tex2d_set_error();
 100       vg_tex2d_qoi( data, tex0->file.pack_size,
 101                     mdl_pstr( &ctx, tex0->file.pstr_path ));
 102       vg_tex2d_nearest();
 103       vg_tex2d_clamp();
 104    }
 105    vg_release_thread_sync();
 106
 107    mdl_close( &ctx );
 108
 109    for( int i=0; i<4; i++ )
 110       mdl->wheels[i].indice_count = 0;
 111    for( int i=0; i<2; i++ )
 112       mdl->trucks[i].indice_count = 0;
 113    mdl->board.indice_count = 0;
 114
 115    for( u32 i=0; i<mdl_arrcount(&ctx.meshs); i++ ){
 116       mdl_mesh *mesh = mdl_arritm( &ctx.meshs, i );
 117
 118       vg_info( "[%u]=%u:%u\n", mesh->entity_id,
 119                           mdl_entity_id_type( mesh->entity_id ),
 120                           mdl_entity_id_id( mesh->entity_id ) );
 121
 122       if( mdl_entity_id_type( mesh->entity_id ) != k_ent_marker )
 123          continue;
 124
 125       u32 index = mdl_entity_id_id( mesh->entity_id );
 126       ent_marker *marker = mdl_arritm( &markers, index );
 127
 128       mdl_submesh *sm0 = mdl_arritm( &ctx.submeshs, mesh->submesh_start );
 129
 130       const char *alias = mdl_pstr( &ctx, marker->pstr_alias );
 131       u32 lr = marker->transform.co[0] > 0.0f? 1: 0,
 132           fb = marker->transform.co[2] > 0.0f? 0: 1;
 133
 134       if( !strcmp( alias, "wheel" ) ){
 135          u32 id = fb<<1 | lr;
 136          mdl->wheels[ id ] = *sm0;
 137          v3_copy( marker->transform.co, mdl->wheel_positions[ id ] );
 138       }
 139       else if( !strcmp( alias, "board" ) ){
 140          mdl->board = *sm0;
 141          v3_copy( marker->transform.co, mdl->board_position );
 142       }
 143       else if( !strcmp( alias, "truck" ) ){
 144          mdl->trucks[ fb ] = *sm0;
 145          v3_copy( marker->transform.co, mdl->truck_positions[ fb ] );
 146       }
 147    }
 148 }
 149
 150 VG_STATIC void player__pre_render( player_instance *player )
 151 {
 152    if( _player_animate[ player->subsystem ] ){
 153       player_animation res;
 154       _player_animate[ player->subsystem ]( player, &res );
 155
 156       m4x3f transform;
 157       q_m3x3( res.root_q, transform );
 158       v3_copy( res.root_co, transform[3] );
 159
 160       struct skeleton *sk = &player->playeravatar->sk;
 161
 162       if( player->holdout_time > 0.0f ){
 163          skeleton_lerp_pose( sk, res.pose, player->holdout_pose,
 164                                            player->holdout_time, res.pose );
 165          player->holdout_time -= vg.time_frame_delta * 2.0f;
 166       }
 167
 168       skeleton_apply_pose( sk, res.pose, k_anim_apply_defer_ik );
 169       skeleton_apply_ik_pass( sk );
 170       skeleton_apply_pose( sk, res.pose, k_anim_apply_deffered_only );
 171       skeleton_apply_inverses( sk );
 172       skeleton_apply_transform( sk, transform );
 173
 174       skeleton_debug( sk );
 175    }
 176
 177    if( _player_post_animate[ player->subsystem ] )
 178       _player_post_animate[ player->subsystem ]( player );
 179
 180    struct player_avatar *av = player->playeravatar;
 181
 182    v3f vp0 = {0.0f,0.1f, player->playerboard->truck_positions[0][2]},
 183        vp1 = {0.0f,0.1f, player->playerboard->truck_positions[1][2]};
 184
 185    struct ub_world_lighting *ubo = &get_active_world()->ub_lighting;
 186    m4x3_mulv( av->sk.final_mtx[ av->id_board ], vp0, ubo->g_board_0 );
 187    m4x3_mulv( av->sk.final_mtx[ av->id_board ], vp1, ubo->g_board_1 );
 188
 189    if( player->rewinding ){
 190       if( player->rewind_time <= 0.0f ){
 191          double taken = vg.time - player->rewind_start;
 192          vg_success( "Rewind took (rt, pt, tl): %f, %f, %f\n",
 193                            taken, player->rewind_predicted_time,
 194                            player->rewind_total_length );
 195
 196          player->rewinding = 0;
 197          player->rewind_length = 1;
 198          player->rewind_total_length = 0.0f;
 199          player->rewind_accum = 0.0f;
 200          world_global.sky_target_rate = 1.0;
 201          world_global.time = world_global.last_use;
 202       }
 203       else{
 204          world_global.sky_target_rate = -100.0;
 205
 206          float budget         = vg.time_delta,
 207                overall_length = player->rewind_length;
 208
 209          for( int i=0; (i<10)&&(player->rewind_time>0.0f)&&(budget>0.0f); i++ ){
 210             /* Interpolate frames */
 211             int i0 = floorf( player->rewind_time ),
 212                 i1 = VG_MIN( i0+1, player->rewind_length-1 );
 213
 214             struct rewind_frame *fr =  &player->rewind_buffer[i0],
 215                                 *fr1 = &player->rewind_buffer[i1];
 216
 217             float dist = vg_maxf( v3_dist( fr->pos, fr1->pos ), 0.001f ),
 218                   subl = vg_fractf( player->rewind_time ) + 0.001f,
 219
 220                   sramp = 3.0f-(1.0f/(0.4f+0.4f*player->rewind_time)),
 221                   speed = sramp*28.0f + 0.5f*player->rewind_time,
 222                   mod  = speed * (budget / dist),
 223
 224                   advl = vg_minf( mod, subl ),
 225                   advt = (advl / mod) * budget;
 226
 227             player->dist_accum += speed * advt;
 228             player->rewind_time -= advl;
 229             budget -= advt;
 230          }
 231
 232          player->rewind_time = vg_maxf( 0.0f, player->rewind_time );
 233
 234          float current_time = vg.time - player->rewind_start,
 235                remaining    = player->rewind_predicted_time - current_time;
 236
 237          if( player->rewind_sound_wait ){
 238             if( player->rewind_predicted_time >= 6.5f ){
 239                if( remaining <= 6.5f ){
 240                   audio_lock();
 241                   audio_oneshot( &audio_rewind[3], 1.0f, 0.0f );
 242                   audio_unlock();
 243                   player->rewind_sound_wait = 0;
 244                }
 245             }
 246             else if( player->rewind_predicted_time >= 2.5f ){
 247                if( remaining <= 2.5f ){
 248                   audio_lock();
 249                   audio_oneshot( &audio_rewind[2], 1.0f, 0.0f );
 250                   audio_unlock();
 251                   player->rewind_sound_wait = 0;
 252                }
 253             }
 254             else if( player->rewind_predicted_time >= 1.5f ){
 255                if( remaining <= 1.5f ){
 256                   audio_lock();
 257                   audio_oneshot( &audio_rewind[1], 1.0f, 0.0f );
 258                   audio_unlock();
 259                   player->rewind_sound_wait = 0;
 260                }
 261             }
 262          }
 263
 264          int i0 = floorf( player->rewind_time ),
 265              i1 = VG_MIN( i0+1, player->rewind_length-1 );
 266
 267          struct rewind_frame *fr =  &player->rewind_buffer[i0],
 268                              *fr1 = &player->rewind_buffer[i1];
 269
 270          float sub = vg_fractf(player->rewind_time);
 271
 272          v3_lerp( fr->pos, fr1->pos, sub, player->cam_override_pos );
 273          player->cam_override_angles[0] =
 274             vg_alerpf( fr->ang[0], fr1->ang[0], sub );
 275          player->cam_override_angles[1] =
 276             vg_lerpf ( fr->ang[1], fr1->ang[1], sub );
 277
 278          float blend = player->rewind_time * 0.25f;
 279          player->cam_override_strength = vg_clampf( blend, 0.0f, 1.0f );
 280       }
 281    }
 282    else player->cam_override_strength = 0.0f;
 283
 284    player__cam_iterate( player );
 285 }
 286
 287 PLAYER_API void player__render( camera *cam, player_instance *player )
 288 {
 289    shader_model_character_view_use();
 290
 291         glActiveTexture( GL_TEXTURE0 );
 292         glBindTexture( GL_TEXTURE_2D, player->playermodel->texture );
 293    shader_model_character_view_uTexMain( 0 );
 294    shader_model_character_view_uCamera( cam->transform[3] );
 295    shader_model_character_view_uPv( cam->mtx.pv );
 296    shader_model_character_view_uTexSceneDepth( 1 );
 297    render_fb_bind_texture( gpipeline.fb_main, 2, 1 );
 298    v3f inverse;
 299    render_fb_inverse_ratio( gpipeline.fb_main, inverse );
 300    inverse[2] = main_camera.farz-main_camera.nearz;
 301
 302    shader_model_character_view_uInverseRatioDepth( inverse );
 303    render_fb_inverse_ratio( NULL, inverse );
 304    inverse[2] = cam->farz-cam->nearz;
 305    shader_model_character_view_uInverseRatioMain( inverse );
 306
 307    world_instance *world = get_active_world();
 308    world_link_lighting_ub( world, _shader_model_character_view.id );
 309    world_bind_position_texture( world, _shader_model_character_view.id,
 310                               _uniform_model_character_view_g_world_depth, 2 );
 311    world_bind_light_array( world, _shader_model_character_view.id,
 312                               _uniform_model_character_view_uLightsArray, 3 );
 313    world_bind_light_index( world, _shader_model_character_view.id,
 314                               _uniform_model_character_view_uLightsIndex, 4 );
 315
 316    glUniformMatrix4x3fv( _uniform_model_character_view_uTransforms,
 317                          player->playeravatar->sk.bone_count,
 318                          0,
 319                          (float *)player->playeravatar->sk.final_mtx );
 320
 321    mesh_bind( &player->playermodel->mesh );
 322    mesh_draw( &player->playermodel->mesh );
 323
 324    /* draw skateboard */
 325    shader_model_board_view_use();
 326         glActiveTexture( GL_TEXTURE0 );
 327    glBindTexture( GL_TEXTURE_2D, player->playerboard->texture );
 328    shader_model_board_view_uTexMain( 0 );
 329    shader_model_board_view_uCamera( cam->transform[3] );
 330    shader_model_board_view_uPv( cam->mtx.pv );
 331    shader_model_board_view_uTexSceneDepth( 1 );
 332
 333    render_fb_inverse_ratio( gpipeline.fb_main, inverse );
 334    inverse[2] = main_camera.farz-main_camera.nearz;
 335
 336    shader_model_board_view_uInverseRatioDepth( inverse );
 337    render_fb_inverse_ratio( NULL, inverse );
 338    inverse[2] = cam->farz-cam->nearz;
 339    shader_model_board_view_uInverseRatioMain( inverse );
 340
 341    world_link_lighting_ub( world, _shader_model_board_view.id );
 342    world_bind_position_texture( world, _shader_model_board_view.id,
 343                               _uniform_model_board_view_g_world_depth, 2 );
 344    world_bind_light_array( world, _shader_model_board_view.id,
 345                               _uniform_model_board_view_uLightsArray, 3 );
 346    world_bind_light_index( world, _shader_model_board_view.id,
 347                               _uniform_model_board_view_uLightsIndex, 4 );
 348
 349    m4x3f root;
 350    m4x3_copy( player->playeravatar->sk.final_mtx[player->playeravatar->id_board]
 351               , root );
 352
 353    struct player_board *board = player->playerboard;
 354    mesh_bind( &board->mesh );
 355
 356    if( board->board.indice_count ){
 357       m4x3f mlocal;
 358       m3x3_identity( mlocal );
 359       v3_copy( board->board_position, mlocal[3] );
 360       m4x3_mul( root, mlocal, mlocal );
 361
 362       shader_model_board_view_uMdl( mlocal );
 363       mdl_draw_submesh( &board->board );
 364    }
 365
 366    for( int i=0; i<2; i++ ){
 367       if( !board->trucks[i].indice_count )
 368          continue;
 369
 370       m4x3f mlocal;
 371       m3x3_identity( mlocal );
 372       v3_copy( board->truck_positions[i], mlocal[3] );
 373       m4x3_mul( root, mlocal, mlocal );
 374
 375       shader_model_board_view_uMdl( mlocal );
 376       mdl_draw_submesh( &board->trucks[i] );
 377    }
 378
 379    for( int i=0; i<4; i++ ){
 380       if( !board->wheels[i].indice_count )
 381          continue;
 382
 383       m4x3f mlocal;
 384       m3x3_identity( mlocal );
 385       v3_copy( board->wheel_positions[i], mlocal[3] );
 386       m4x3_mul( root, mlocal, mlocal );
 387
 388       shader_model_board_view_uMdl( mlocal );
 389       mdl_draw_submesh( &board->wheels[i] );
 390    }
 391 }
 392
 393 #endif /* PLAYER_RENDER_C */