skaterift.c

   1 /*
   2  * =============================================================================
   3  *
   4  * Copyright  .        . .       -----, ,----- ,---.   .---.
   5  * 2021-2023  |\      /| |           /  |      |    | |    /|
   6  *            | \    / | +--        /   +----- +---'  |   / |
   7  *            |  \  /  | |         /    |      |   \  |  /  |
   8  *            |   \/   | |        /     |      |    \ | /   |
   9  *            '        ' '--' [] '----- '----- '     ' '---'  SOFTWARE
  10  *
  11  * =============================================================================
  12  */
  13
  14 #define SR_NETWORKED
  15 //#define VG_DEVWINDOW
  16 #include "common.h"
  17 #include "conf.h"
  18 #include "steam.h"
  19 #include "render.h"
  20 #include "audio.h"
  21 #include "world.h"
  22 #include "font.h"
  23 #include "player.h"
  24
  25 VG_STATIC struct player_avatar localplayer_avatar;
  26 VG_STATIC glmesh localplayer_meshes[3];
  27 vg_tex2d localplayer_texture = { .path = "textures/ch_gradient.qoi" };
  28
  29 #include "network.h"
  30 #include "menu.h"
  31 #include "vehicle.h"
  32
  33 #define DEV_AARON
  34 #ifdef DEV_AARON
  35 static rb_object aaron={
  36    .type=k_rb_shape_box,
  37    .rb.bbx = {{ -2.0f, -1.0f, -1.0f }, { 2.0f, 1.0f, 1.0f }}
  38 };
  39 #endif
  40
  41 int main( int argc, char *argv[] )
  42 {
  43    vg_mem.use_libc_malloc = 0;
  44    vg_set_mem_quota( 160*1024*1024 );
  45    vg_enter( argc, argv, "Voyager Game Engine" );
  46    return 0;
  47 }
  48
  49 VG_STATIC void highscores_save_at_exit(void)
  50 {
  51    highscores_serialize_all();
  52 }
  53
  54 VG_STATIC void vg_launch_opt(void)
  55 {
  56 }
  57
  58 VG_STATIC void vg_preload(void)
  59 {
  60    g_conf_init();
  61
  62 vg_info(" Copyright  .        . .       -----, ,----- ,---.   .---.  \n" );
  63 vg_info(" 2021-2023  |\\      /| |           /  |      |    | |    /| \n" );
  64 vg_info("            | \\    / | +--        /   +----- +---'  |   / | \n" );
  65 vg_info("            |  \\  /  | |         /    |      |   \\  |  /  | \n" );
  66 vg_info("            |   \\/   | |        /     |      |    \\ | /   | \n" );
  67 vg_info("            '        ' '--' [] '----- '----- '     ' '---'  "
  68         "SOFTWARE\n" );
  69
  70    highscores_init( 2000, 50 );
  71    if( !highscores_read() )
  72       highscores_create_db();
  73
  74    vg_loader_step( NULL, highscores_save_at_exit );
  75
  76    steam_init();
  77    vg_loader_step( NULL, steam_end );
  78    vg_loader_step( network_init, network_end );
  79
  80 #ifdef DEV_AARON
  81    q_identity( aaron.rb.q );
  82    v3_zero( aaron.rb.w );
  83    v3_zero( aaron.rb.co );
  84    v3_zero( aaron.rb.v );
  85    rb_init_object( &aaron );
  86 #endif
  87 }
  88
  89 VG_STATIC void load_playermodels(void)
  90 {
  91    vg_linear_clear( vg_mem.scratch );
  92
  93    /*
  94     * load in other player models. This may need to be more sophisticated in
  95     * the futre if we have more of these guys
  96     */
  97    mdl_context ctx_default,
  98                ctx_outlaw,
  99                ctx_jordan;
 100
 101    mdl_open( &ctx_default, "models/ch_new.mdl", vg_mem.scratch );
 102    mdl_load_metadata_block( &ctx_default, vg_mem.scratch );
 103    mdl_load_mesh_block( &ctx_default, vg_mem.scratch );
 104    mdl_close( &ctx_default );
 105
 106    mdl_open( &ctx_outlaw, "models/ch_outlaw.mdl", vg_mem.scratch );
 107    mdl_load_metadata_block( &ctx_outlaw, vg_mem.scratch );
 108    mdl_load_mesh_block( &ctx_outlaw, vg_mem.scratch );
 109    mdl_close( &ctx_outlaw );
 110
 111    mdl_open( &ctx_jordan, "models/ch_jordan.mdl", vg_mem.scratch );
 112    mdl_load_metadata_block( &ctx_jordan, vg_mem.scratch );
 113    mdl_load_mesh_block( &ctx_jordan, vg_mem.scratch );
 114    mdl_close( &ctx_jordan );
 115
 116    vg_acquire_thread_sync();
 117    {
 118       mdl_unpack_glmesh( &ctx_default, &localplayer_meshes[0] );
 119       mdl_unpack_glmesh( &ctx_outlaw,  &localplayer_meshes[1] );
 120       mdl_unpack_glmesh( &ctx_jordan,  &localplayer_meshes[2] );
 121    }
 122    vg_release_thread_sync();
 123
 124    /* FIXME: hack */
 125    shader_model_character_view_register();
 126    vg_acquire_thread_sync();
 127    {
 128       vg_tex2d_init( (vg_tex2d *[]){ &localplayer_texture }, 1 );
 129    }
 130    vg_release_thread_sync();
 131 }
 132
 133 void temp_update_playermodel(void){
 134    player__use_mesh( &localplayer, &localplayer_meshes[cl_playermdl_id] );
 135 }
 136
 137 VG_STATIC void vg_load(void)
 138 {
 139    vg_loader_step( render_init, NULL );
 140    vg_loader_step( menu_init, NULL );
 141    vg_loader_step( world_init, NULL );
 142    vg_loader_step( vehicle_init, NULL );
 143    vg_loader_step( font3d_init, NULL );
 144
 145    font3d_load( &world_global.font, "models/rs_font.mdl", vg_mem.rtmemory );
 146
 147    vg_loader_step( player_init, NULL );
 148    vg_loader_step( player_ragdoll_init, NULL );
 149
 150    /* ----------------- */
 151    vg_loader_step( load_playermodels, NULL );
 152
 153    /* player setup */
 154    player__create( &localplayer );
 155    player_avatar_load( &localplayer_avatar, "models/ch_new.mdl" );
 156    player__use_avatar( &localplayer, &localplayer_avatar );
 157    player__use_mesh( &localplayer, &localplayer_meshes[cl_playermdl_id] );
 158    player__use_texture( &localplayer, &localplayer_texture );
 159    player__bind( &localplayer );
 160
 161    /* --------------------- */
 162
 163    vg_bake_shaders();
 164    vg_loader_step( audio_init, audio_free );
 165
 166    /* 'systems' are completely loaded now */
 167
 168    /* load home world */
 169
 170 #if 0
 171    world_load( 0, "maps/mp_spawn.mdl" );
 172 #else
 173    world_load( 0, "maps/mp_mtzero.mdl" );
 174 #endif
 175
 176 #if 0
 177    world_load( &world_global.worlds[1], "maps/mp_gridmap.mdl" );
 178    world_link_nonlocal_gates( 0, 1 );
 179    world_load( &world_global.worlds[2], "maps/mp_mtzero.mdl" );
 180    world_link_nonlocal_gates( 0, 2 );
 181 #endif
 182
 183    vg_console_load_autos();
 184 }
 185
 186 VG_STATIC void vg_start(void)
 187 {
 188    localplayer.viewable_world = get_active_world();
 189    localplayer_cmd_respawn( 1, (const char *[]){ "start" } );
 190 }
 191
 192 VG_STATIC void draw_origin_axis(void)
 193 {
 194    vg_line( (v3f){ 0.0f, 0.0f, 0.0f }, (v3f){ 1.0f, 0.0f, 0.0f }, 0xffff0000 );
 195    vg_line( (v3f){ 0.0f, 0.0f, 0.0f }, (v3f){ 0.0f, 1.0f, 0.0f }, 0xff00ff00 );
 196    vg_line( (v3f){ 0.0f, 0.0f, 0.0f }, (v3f){ 0.0f, 0.0f, 1.0f }, 0xff0000ff );
 197 }
 198
 199 VG_STATIC void vg_update(void)
 200 {
 201    steam_update();
 202
 203    if( vg.is_loaded ){
 204       draw_origin_axis();
 205       network_update();
 206
 207       player__pre_update( &localplayer );
 208
 209       world_update( get_active_world(), localplayer.rb.co );
 210       audio_ambient_sprites_update( get_active_world(), localplayer.rb.co );
 211    }
 212 }
 213
 214 VG_STATIC void vg_update_fixed(void)
 215 {
 216    if( vg.is_loaded ){
 217       world_routes_fixedupdate( get_active_world() );
 218
 219       player__update( &localplayer );
 220       vehicle_update_fixed();
 221
 222 #ifdef DEV_AARON
 223       world_instance *world = get_active_world();
 224       rb_solver_reset();
 225       rb_ct *buf = rb_global_buffer();
 226
 227       int l = rb_box__scene( aaron.rb.to_world, aaron.rb.bbx,
 228                              NULL, &world->rb_geo.inf.scene, buf );
 229       for( int j=0; j<l; j++ ){
 230          buf[j].rba = &aaron.rb;
 231          buf[j].rbb = &world->rb_geo.rb;
 232       }
 233       rb_contact_count += l;
 234       rb_presolve_contacts( rb_contact_buffer, rb_contact_count );
 235
 236       for( int j=0; j<8; j++ ){
 237          rb_solve_contacts( rb_contact_buffer, rb_contact_count );
 238       }
 239
 240       rb_iter( &aaron.rb );
 241       rb_update_transform( &aaron.rb );
 242 #endif
 243
 244    }
 245 }
 246
 247 VG_STATIC void vg_update_post(void)
 248 {
 249    if( vg.is_loaded ){
 250       player__post_update( &localplayer );
 251
 252       float dist;
 253       int sample_index;
 254       world_audio_sample_distances( localplayer.rb.co, &sample_index, &dist );
 255
 256       audio_lock();
 257       vg_dsp.echo_distances[sample_index] = dist;
 258
 259       v3f ears = { 1.0f,0.0f,0.0f };
 260       m3x3_mulv( main_camera.transform, ears, ears );
 261       v3_copy( ears, vg_audio.external_listener_ears );
 262       v3_copy( main_camera.transform[3], vg_audio.external_listener_pos );
 263
 264       if( localplayer.gate_waiting ){
 265          m4x3_mulv( localplayer.gate_waiting->transport,
 266                     vg_audio.external_listener_pos,
 267                     vg_audio.external_listener_pos );
 268       }
 269
 270       v3_copy( localplayer.rb.v, vg_audio.external_lister_velocity );
 271       audio_unlock();
 272
 273       menu_update();
 274       vehicle_update_post();
 275
 276 #ifdef DEV_AARON
 277       SDL_Scancode sc = SDL_GetScancodeFromKey( SDLK_q );
 278       if( vg_input.sdl_keys[sc] ){
 279          m4x3_mulv( main_camera.transform, (v3f){0.0f,0.0f,-3.0f},
 280                     aaron.rb.co );
 281
 282          v3_zero( aaron.rb.v );
 283          v3_zero( aaron.rb.w );
 284          rb_update_transform( &aaron.rb );
 285       }
 286
 287       rb_object_debug( &aaron, VG__PINK );
 288 #endif
 289    }
 290 }
 291
 292 VG_STATIC void vg_framebuffer_resize( int w, int h )
 293 {
 294    render_fb_resize();
 295 }
 296
 297 VG_STATIC void present_view_with_post_processing(void)
 298 {
 299    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 300    glViewport( 0,0, vg.window_x, vg.window_y );
 301
 302    glEnable(GL_BLEND);
 303    glDisable(GL_DEPTH_TEST);
 304    glBlendFunc(GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA);
 305    glBlendEquation(GL_FUNC_ADD);
 306
 307    v2f inverse;
 308    render_fb_inverse_ratio( gpipeline.fb_main, inverse );
 309
 310    if( cl_blur ){
 311       shader_blitblur_use();
 312       shader_blitblur_uTexMain( 0 );
 313       shader_blitblur_uTexMotion( 1 );
 314       shader_blitblur_uBlurStrength( cl_blur_strength /
 315                                      (vg.time_frame_delta*60.0) );
 316       shader_blitblur_uInverseRatio( inverse );
 317
 318       v2f menu_blurring;
 319       v2_muls( (v2f){ 0.04f, 0.001f }, menu_opacity, menu_blurring );
 320       shader_blitblur_uOverrideDir( menu_blurring );
 321
 322       render_fb_bind_texture( gpipeline.fb_main, 0, 0 );
 323       render_fb_bind_texture( gpipeline.fb_main, 1, 1 );
 324    }
 325    else{
 326       shader_blit_use();
 327       shader_blit_uTexMain( 0 );
 328       shader_blit_uInverseRatio( inverse );
 329       render_fb_bind_texture( gpipeline.fb_main, 0, 0 );
 330    }
 331
 332    render_fsquad();
 333 }
 334
 335 VG_STATIC void render_player_transparent(void)
 336 {
 337    static camera small_cam;      /* DOES NOT NEED TO BE STATIC BUT MINGW
 338                                     SAIS OTHERWISE */
 339
 340    m4x3_copy( main_camera.transform, small_cam.transform );
 341
 342    small_cam.fov = main_camera.fov;
 343    small_cam.nearz = 0.05f;
 344    small_cam.farz  = 60.0f;
 345
 346    camera_update_view( &small_cam );
 347    camera_update_projection( &small_cam );
 348    camera_finalize( &small_cam );
 349
 350    /* Draw player to window buffer and blend background ontop */
 351    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 352    glViewport( 0,0, vg.window_x, vg.window_y );
 353    player__render( &small_cam, &localplayer );
 354 }
 355
 356 VG_STATIC void render_scene(void)
 357 {
 358    render_fb_bind( gpipeline.fb_main, 1 );
 359    glClearColor( 0.0f, 0.0f, 0.0f, 1.0f );
 360    glClear( GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT|GL_STENCIL_BUFFER_BIT );
 361
 362    /* Draw world */
 363    glEnable( GL_DEPTH_TEST );
 364
 365    world_instance *view_world = localplayer.viewable_world;
 366
 367    if( view_world == NULL ){
 368       glClearColor( 0.25f, 0.25f, 0.0f, 1.0f );
 369       glClear( GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT|GL_STENCIL_BUFFER_BIT );
 370       return;
 371    }
 372
 373    world_prerender( view_world );
 374    render_world( view_world, &main_camera, 0 );
 375
 376    render_water_texture( view_world, &main_camera, 0 );
 377    render_fb_bind( gpipeline.fb_main, 1 );
 378    render_water_surface( view_world, &main_camera );
 379 }
 380
 381 VG_STATIC void render_scene_gate_subview(void)
 382 {
 383    render_fb_bind( gpipeline.fb_main, 1 );
 384    world_instance *view_world = localplayer.viewable_world;
 385
 386    int depth = 1;
 387    if( localplayer.gate_waiting ) depth = 0;
 388    render_world_gates( view_world, &main_camera, depth );
 389 }
 390
 391 VG_STATIC void render_main_game(void)
 392 {
 393 #if 0
 394    static float fov = 60.0f;
 395    float fov_target = vg_lerpf( 90.0f, 110.0f, cl_fov );
 396
 397    if( player.controller == k_player_controller_skate )
 398       fov_target = vg_lerpf( 97.0f, 135.0f, cl_fov );
 399
 400    if( cl_menu )
 401       fov_target = menu_fov_target;
 402    fov = vg_lerpf( fov, fov_target, vg.frame_delta * 2.0f );
 403    fov = freecam? 60.0f: fov;
 404
 405    main_camera.fov   = fov;
 406 #endif
 407
 408    player__pre_render( &localplayer );
 409
 410    v3_lerp( localplayer.cam.pos, menu_camera_pos, menu_opacity,
 411             main_camera.pos );
 412    main_camera.angles[0] =
 413       vg_alerpf(  localplayer.cam.angles[0], menu_camera_angles[0],
 414                   menu_opacity );
 415    main_camera.angles[1] =
 416       vg_lerpf ( localplayer.cam.angles[1], menu_camera_angles[1],
 417                  menu_opacity );
 418
 419    main_camera.fov = vg_lerpf( localplayer.cam.fov, menu_smooth_fov,
 420                                menu_opacity );
 421    main_camera.nearz = 0.1f;
 422    main_camera.farz  = 2100.0f;
 423
 424    camera_update_transform( &main_camera );
 425
 426    if( localplayer.gate_waiting ){
 427       m3x3_mul( localplayer.basis_gate, main_camera.transform,
 428                 main_camera.transform );
 429    }
 430    else{
 431       m3x3_mul( localplayer.basis, main_camera.transform,
 432                 main_camera.transform );
 433    }
 434
 435    camera_update_view( &main_camera );
 436    camera_update_projection( &main_camera );
 437    camera_finalize( &main_camera );
 438
 439    /* ========== Begin Frame ========== */
 440
 441    render_scene();
 442
 443    if( cl_menu ) {
 444       //glClear( GL_DEPTH_BUFFER_BIT );
 445       menu_render_bg();
 446       glEnable( GL_DEPTH_TEST );
 447    }
 448
 449    render_player_transparent();
 450    render_scene_gate_subview();
 451
 452    present_view_with_post_processing();
 453
 454    if( cl_menu )
 455       menu_render_fg( &main_camera );
 456
 457    /* =========== End Frame =========== */
 458 }
 459
 460 VG_STATIC void vg_render(void)
 461 {
 462    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 463
 464    glViewport( 0,0, vg.window_x, vg.window_y );
 465    glDisable( GL_DEPTH_TEST );
 466
 467    glClearColor( 1.0f, 0.0f, 0.0f, 0.0f );
 468    glClear( GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT );
 469
 470    render_main_game();
 471
 472    m4x4_copy( main_camera.mtx.pv, vg.pv );
 473
 474    /* Other shite */
 475    glDisable(GL_BLEND);
 476    glDisable(GL_DEPTH_TEST);
 477    vg_lines_drawall();
 478    glViewport( 0,0, vg.window_x, vg.window_y );
 479 }
 480
 481 VG_STATIC void vg_ui(void)
 482 {
 483    player__im_gui( &localplayer );
 484    world_instance *world = get_active_world();
 485    menu_crap_ui();
 486
 487    render_view_framebuffer_ui();
 488 }