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 #if 0
 170    world_load( 0, "maps/mp_spawn.mdl" );
 171 #endif
 172
 173    world_load( 0, "maps/mp_mtzero.mdl" );
 174
 175 #if 0
 176    world_load( &world_global.worlds[1], "maps/mp_gridmap.mdl" );
 177    world_link_nonlocal_gates( 0, 1 );
 178    world_load( &world_global.worlds[2], "maps/mp_mtzero.mdl" );
 179    world_link_nonlocal_gates( 0, 2 );
 180 #endif
 181
 182    vg_console_load_autos();
 183 }
 184
 185 VG_STATIC void vg_start(void)
 186 {
 187    localplayer.viewable_world = get_active_world();
 188    localplayer_cmd_respawn( 1, (const char *[]){ "start" } );
 189 }
 190
 191 VG_STATIC void draw_origin_axis(void)
 192 {
 193    vg_line( (v3f){ 0.0f, 0.0f, 0.0f }, (v3f){ 1.0f, 0.0f, 0.0f }, 0xffff0000 );
 194    vg_line( (v3f){ 0.0f, 0.0f, 0.0f }, (v3f){ 0.0f, 1.0f, 0.0f }, 0xff00ff00 );
 195    vg_line( (v3f){ 0.0f, 0.0f, 0.0f }, (v3f){ 0.0f, 0.0f, 1.0f }, 0xff0000ff );
 196 }
 197
 198 VG_STATIC void vg_update(void)
 199 {
 200    steam_update();
 201
 202    if( vg.is_loaded ){
 203       draw_origin_axis();
 204       network_update();
 205
 206       player__pre_update( &localplayer );
 207
 208       world_update( get_active_world(), localplayer.rb.co );
 209       audio_ambient_sprites_update( get_active_world(), localplayer.rb.co );
 210    }
 211 }
 212
 213 VG_STATIC void vg_update_fixed(void)
 214 {
 215    if( vg.is_loaded ){
 216       world_routes_fixedupdate( get_active_world() );
 217
 218       player__update( &localplayer );
 219       vehicle_update_fixed();
 220
 221 #ifdef DEV_AARON
 222       world_instance *world = get_active_world();
 223       rb_solver_reset();
 224       rb_ct *buf = rb_global_buffer();
 225
 226       int l = rb_box__scene( aaron.rb.to_world, aaron.rb.bbx,
 227                              NULL, &world->rb_geo.inf.scene, buf );
 228       for( int j=0; j<l; j++ ){
 229          buf[j].rba = &aaron.rb;
 230          buf[j].rbb = &world->rb_geo.rb;
 231       }
 232       rb_contact_count += l;
 233       rb_presolve_contacts( rb_contact_buffer, rb_contact_count );
 234
 235       for( int j=0; j<8; j++ ){
 236          rb_solve_contacts( rb_contact_buffer, rb_contact_count );
 237       }
 238
 239       rb_iter( &aaron.rb );
 240       rb_update_transform( &aaron.rb );
 241 #endif
 242
 243    }
 244 }
 245
 246 VG_STATIC void vg_update_post(void)
 247 {
 248    if( vg.is_loaded ){
 249       player__post_update( &localplayer );
 250
 251       float dist;
 252       int sample_index;
 253       world_audio_sample_distances( localplayer.rb.co, &sample_index, &dist );
 254
 255       audio_lock();
 256       vg_dsp.echo_distances[sample_index] = dist;
 257
 258       v3f ears = { 1.0f,0.0f,0.0f };
 259       m3x3_mulv( main_camera.transform, ears, ears );
 260       v3_copy( ears, vg_audio.external_listener_ears );
 261       v3_copy( main_camera.transform[3], vg_audio.external_listener_pos );
 262
 263       if( localplayer.gate_waiting ){
 264          m4x3_mulv( localplayer.gate_waiting->transport,
 265                     vg_audio.external_listener_pos,
 266                     vg_audio.external_listener_pos );
 267       }
 268
 269       v3_copy( localplayer.rb.v, vg_audio.external_lister_velocity );
 270       audio_unlock();
 271
 272       menu_update();
 273       vehicle_update_post();
 274
 275 #ifdef DEV_AARON
 276       SDL_Scancode sc = SDL_GetScancodeFromKey( SDLK_q );
 277       if( vg_input.sdl_keys[sc] ){
 278          m4x3_mulv( main_camera.transform, (v3f){0.0f,0.0f,-3.0f},
 279                     aaron.rb.co );
 280
 281          v3_zero( aaron.rb.v );
 282          v3_zero( aaron.rb.w );
 283          rb_update_transform( &aaron.rb );
 284       }
 285
 286       rb_object_debug( &aaron, VG__PINK );
 287 #endif
 288    }
 289 }
 290
 291 VG_STATIC void vg_framebuffer_resize( int w, int h )
 292 {
 293    render_fb_resize();
 294 }
 295
 296 VG_STATIC void present_view_with_post_processing(void)
 297 {
 298    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 299    glViewport( 0,0, vg.window_x, vg.window_y );
 300
 301    glEnable(GL_BLEND);
 302    glDisable(GL_DEPTH_TEST);
 303    glBlendFunc(GL_ONE_MINUS_DST_ALPHA, GL_DST_ALPHA);
 304    glBlendEquation(GL_FUNC_ADD);
 305
 306    v2f inverse;
 307    render_fb_inverse_ratio( gpipeline.fb_main, inverse );
 308
 309    if( cl_blur ){
 310       shader_blitblur_use();
 311       shader_blitblur_uTexMain( 0 );
 312       shader_blitblur_uTexMotion( 1 );
 313       shader_blitblur_uBlurStrength( cl_blur_strength /
 314                                      (vg.time_frame_delta*60.0) );
 315       shader_blitblur_uInverseRatio( inverse );
 316
 317       v2f menu_blurring;
 318       v2_muls( (v2f){ 0.04f, 0.001f }, menu_opacity, menu_blurring );
 319       shader_blitblur_uOverrideDir( menu_blurring );
 320
 321       render_fb_bind_texture( gpipeline.fb_main, 0, 0 );
 322       render_fb_bind_texture( gpipeline.fb_main, 1, 1 );
 323    }
 324    else{
 325       shader_blit_use();
 326       shader_blit_uTexMain( 0 );
 327       shader_blit_uInverseRatio( inverse );
 328       render_fb_bind_texture( gpipeline.fb_main, 0, 0 );
 329    }
 330
 331    render_fsquad();
 332 }
 333
 334 VG_STATIC void render_player_transparent(void)
 335 {
 336    static camera small_cam;      /* DOES NOT NEED TO BE STATIC BUT MINGW
 337                                     SAIS OTHERWISE */
 338
 339    m4x3_copy( main_camera.transform, small_cam.transform );
 340
 341    small_cam.fov = main_camera.fov;
 342    small_cam.nearz = 0.05f;
 343    small_cam.farz  = 60.0f;
 344
 345    camera_update_view( &small_cam );
 346    camera_update_projection( &small_cam );
 347    camera_finalize( &small_cam );
 348
 349    /* Draw player to window buffer and blend background ontop */
 350    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 351    glViewport( 0,0, vg.window_x, vg.window_y );
 352    player__render( &small_cam, &localplayer );
 353 }
 354
 355 VG_STATIC void render_scene(void)
 356 {
 357    render_fb_bind( gpipeline.fb_main, 1 );
 358    glClearColor( 0.0f, 0.0f, 0.0f, 1.0f );
 359    glClear( GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT|GL_STENCIL_BUFFER_BIT );
 360
 361    /* Draw world */
 362    glEnable( GL_DEPTH_TEST );
 363
 364    world_instance *view_world = localplayer.viewable_world;
 365
 366    if( view_world == NULL ){
 367       glClearColor( 0.25f, 0.25f, 0.0f, 1.0f );
 368       glClear( GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT|GL_STENCIL_BUFFER_BIT );
 369       return;
 370    }
 371
 372    world_prerender( view_world );
 373    render_world( view_world, &main_camera, 0 );
 374
 375    render_water_texture( view_world, &main_camera, 0 );
 376    render_fb_bind( gpipeline.fb_main, 1 );
 377    render_water_surface( view_world, &main_camera );
 378 }
 379
 380 VG_STATIC void render_scene_gate_subview(void)
 381 {
 382    render_fb_bind( gpipeline.fb_main, 1 );
 383    world_instance *view_world = localplayer.viewable_world;
 384
 385    int depth = 1;
 386    if( localplayer.gate_waiting ) depth = 0;
 387    render_world_gates( view_world, &main_camera, depth );
 388 }
 389
 390 VG_STATIC void render_main_game(void)
 391 {
 392 #if 0
 393    static float fov = 60.0f;
 394    float fov_target = vg_lerpf( 90.0f, 110.0f, cl_fov );
 395
 396    if( player.controller == k_player_controller_skate )
 397       fov_target = vg_lerpf( 97.0f, 135.0f, cl_fov );
 398
 399    if( cl_menu )
 400       fov_target = menu_fov_target;
 401    fov = vg_lerpf( fov, fov_target, vg.frame_delta * 2.0f );
 402    fov = freecam? 60.0f: fov;
 403
 404    main_camera.fov   = fov;
 405 #endif
 406
 407    player__pre_render( &localplayer );
 408
 409    v3_lerp( localplayer.cam.pos, menu_camera_pos, menu_opacity,
 410             main_camera.pos );
 411    main_camera.angles[0] =
 412       vg_alerpf(  localplayer.cam.angles[0], menu_camera_angles[0],
 413                   menu_opacity );
 414    main_camera.angles[1] =
 415       vg_lerpf ( localplayer.cam.angles[1], menu_camera_angles[1],
 416                  menu_opacity );
 417
 418    main_camera.fov = vg_lerpf( localplayer.cam.fov, menu_smooth_fov,
 419                                menu_opacity );
 420    main_camera.nearz = 0.1f;
 421    main_camera.farz  = 2100.0f;
 422
 423    camera_update_transform( &main_camera );
 424
 425    if( localplayer.gate_waiting ){
 426       m3x3_mul( localplayer.basis_gate, main_camera.transform,
 427                 main_camera.transform );
 428    }
 429    else{
 430       m3x3_mul( localplayer.basis, main_camera.transform,
 431                 main_camera.transform );
 432    }
 433
 434    camera_update_view( &main_camera );
 435    camera_update_projection( &main_camera );
 436    camera_finalize( &main_camera );
 437
 438    /* ========== Begin Frame ========== */
 439
 440    render_scene();
 441
 442    if( cl_menu ) {
 443       //glClear( GL_DEPTH_BUFFER_BIT );
 444       menu_render_bg();
 445       glEnable( GL_DEPTH_TEST );
 446    }
 447
 448    render_player_transparent();
 449    render_scene_gate_subview();
 450
 451    present_view_with_post_processing();
 452
 453    if( cl_menu )
 454       menu_render_fg( &main_camera );
 455
 456    /* =========== End Frame =========== */
 457 }
 458
 459 VG_STATIC void vg_render(void)
 460 {
 461    glBindFramebuffer( GL_FRAMEBUFFER, 0 );
 462
 463    glViewport( 0,0, vg.window_x, vg.window_y );
 464    glDisable( GL_DEPTH_TEST );
 465
 466    glClearColor( 1.0f, 0.0f, 0.0f, 0.0f );
 467    glClear( GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT );
 468
 469    render_main_game();
 470
 471    m4x4_copy( main_camera.mtx.pv, vg.pv );
 472
 473    /* Other shite */
 474    glDisable(GL_BLEND);
 475    glDisable(GL_DEPTH_TEST);
 476    vg_lines_drawall();
 477    glViewport( 0,0, vg.window_x, vg.window_y );
 478 }
 479
 480 VG_STATIC void vg_ui(void)
 481 {
 482 #if 0
 483    player__im_gui( &localplayer );
 484 #endif
 485    world_instance *world = get_active_world();
 486    menu_crap_ui();
 487
 488    render_view_framebuffer_ui();
 489 }