respawn.c

   1 #ifndef RESPAWN_C
   2 #define RESPAWN_C
   3
   4 #if 1
   5 #include "respawn.h"
   6 #include "skaterift.h"
   7 #include "world.h"
   8 #include "input.h"
   9 #include "gui.h"
  10 #include "menu.h"
  11 #include "scene.h"
  12
  13 static void respawn_chooser_get_dir( v3f dir ){
  14    /* idk */
  15    dir[0] = -sqrtf(0.5f);
  16    dir[2] =  sqrtf(0.5f);
  17    dir[1] =  1.0f;
  18    v3_normalize(dir);
  19 }
  20
  21 static void respawn_chooser_get_plane( v4f plane ){
  22    world_instance *world = &world_static.instances[ respawn_chooser.world_id ];
  23    f32 h = localplayer.rb.co[1];
  24    if( respawn_chooser.world_id != world_static.active_instance )
  25       h = (world->scene_geo.bbx[0][1] + world->scene_geo.bbx[1][1]) * 0.5f;
  26
  27    v4_copy( (v4f){0.0f,1.0f,0.0f,h}, plane );
  28 }
  29
  30 static void respawn_world_to_plane_pos( v3f pos, v2f plane_pos ){
  31    v3f dir;
  32    respawn_chooser_get_dir( dir );
  33    v3_negate(dir,dir);
  34    v4f plane;
  35    respawn_chooser_get_plane( plane );
  36
  37    v3f co;
  38    f32 t = ray_plane( plane, pos, dir );
  39    v3_muladds( pos, dir, t, co );
  40    plane_pos[0] = co[0];
  41    plane_pos[1] = co[2];
  42 }
  43
  44 static void respawn_chooser_setworld( u32 next ){
  45    world_instance *nw = &world_static.instances[next];
  46    if( nw->status == k_world_status_loaded ){
  47       respawn_chooser.world_id = next;
  48
  49       v3f target;
  50       if( next == world_static.active_instance )
  51          v3_copy( localplayer.rb.co, target );
  52       else {
  53          scene_context *sc = &nw->scene_geo;
  54          v3_lerp( sc->bbx[0], sc->bbx[1], 0.5f, target );
  55       }
  56       respawn_world_to_plane_pos( target, respawn_chooser.plane_pos );
  57    }
  58 }
  59
  60 static void respawn_chooser_gohome(void){
  61    respawn_chooser_setworld(0);
  62    world_instance *world = &world_static.instances[ respawn_chooser.world_id ];
  63
  64    const char **alias = respawn_homes[respawn_chooser.home_select];
  65    ent_spawn *spawn = world_find_spawn_by_name( world, alias[0] );
  66
  67    if( spawn ){
  68       respawn_world_to_plane_pos( spawn->transform.co,
  69                                   respawn_chooser.plane_pos );
  70
  71       gui_location_print_ccmd( 1, (const char *[]){ alias[1] } );
  72    }
  73    else
  74       gui_location_print_ccmd( 1, (const char *[]){ "Invalid home ID" } );
  75 }
  76
  77 static void respawn_map_draw_icon( camera *cam,
  78                                       enum gui_icon icon, v3f pos ){
  79    v4f v;
  80    v3_copy( pos, v );
  81    v[3] = 1.0f;
  82    m4x4_mulv( cam->mtx.pv, v, v );
  83    v2_divs( v, v[3], v );
  84
  85    gui_draw_icon( icon, (v2f){ v[0]*0.5f+0.5f,v[1]*0.5f+0.5f }, 1.0f );
  86 }
  87
  88 static void respawn_chooser_pre_update(void){
  89    if( skaterift.activity != k_skaterift_respawning ) return;
  90
  91    if( button_down( k_srbind_mback ) ){
  92       gui_helper_clear();
  93       srinput.state = k_input_state_resume;
  94       skaterift.activity = k_skaterift_menu;
  95       menu.page = 0xffffffff;
  96       menu_open_page( "Main Menu", k_ent_menuitem_stack_append );
  97       return;
  98    }
  99
 100    if( button_down( k_srbind_maccept ) ){
 101       skaterift.activity = k_skaterift_default;
 102       srinput.state = k_input_state_resume;
 103
 104       if( respawn_chooser.spawn ){
 105          world_static.active_instance = respawn_chooser.world_id;
 106          player__spawn( respawn_chooser.spawn );
 107       }
 108       return;
 109    }
 110
 111    world_instance *world = &world_static.instances[ respawn_chooser.world_id ];
 112    v3f *bbx = world->scene_geo.bbx;
 113    f32 *pos = respawn_chooser.plane_pos;
 114
 115    v2f steer;
 116    joystick_state( k_srjoystick_steer, steer );
 117    v2_normalize_clamp( steer );
 118
 119    m2x2f rm;
 120    m2x2_create_rotation( rm, -0.25f*VG_PIf );
 121    m2x2_mulv( rm, steer, steer );
 122
 123    v2_muladds( pos, steer, vg.time_frame_delta * 200.0f, pos );
 124    v2_minv( (v2f){ bbx[1][0], bbx[1][2] }, pos, pos );
 125    v2_maxv( (v2f){ bbx[0][0], bbx[0][2] }, pos, pos );
 126
 127    /* update camera */
 128    camera *cam = &respawn_chooser.cam;
 129    v3f dir;
 130    respawn_chooser_get_dir(dir);
 131
 132    v4f plane;
 133    respawn_chooser_get_plane( plane );
 134
 135    v3f co = { pos[0], plane[3]*plane[1], pos[1] };
 136    v3_muladds( co, dir, respawn_chooser.boom_dist, cam->pos );
 137
 138    vg_line_cross( co, VG__RED, 10.0f );
 139
 140    cam->angles[0] = 0.25f * VG_PIf;
 141    cam->angles[1] = 0.25f * VG_PIf;
 142    cam->farz = 5000.0f;
 143    cam->nearz = 10.0f;
 144    cam->fov = 40.0f;
 145
 146    camera_update_transform( cam );
 147    camera_update_view( cam );
 148    camera_update_projection( cam );
 149    camera_finalize( cam );
 150
 151    /* pick spawn */
 152    respawn_chooser.spawn = NULL;
 153    f32 closest2 = INFINITY;
 154
 155    for( u32 i=0; i<mdl_arrcount(&world->ent_spawn); i++ ){
 156       ent_spawn *spawn = mdl_arritm(&world->ent_spawn,i);
 157
 158       v4f v;
 159       v3_copy( spawn->transform.co, v );
 160       v[3] = 1.0f;
 161       m4x4_mulv( cam->mtx.pv, v, v );
 162       v2_divs( v, v[3], v );
 163
 164       f32 d2 = v2_length2(v);
 165       if( d2 < closest2 ){
 166          respawn_chooser.spawn = spawn;
 167          closest2 = d2;
 168       }
 169    }
 170
 171    /* icons
 172     * ---------------------*/
 173    for( u32 i=0; i<mdl_arrcount(&world->ent_challenge); i++ ){
 174       ent_challenge *challenge = mdl_arritm( &world->ent_challenge, i );
 175
 176       enum gui_icon icon = k_gui_icon_exclaim_2d;
 177       if( challenge->status )
 178          icon = k_gui_icon_tick_2d;
 179
 180       respawn_map_draw_icon( cam, icon, challenge->transform.co );
 181    }
 182
 183    for( u32 i=0; i<mdl_arrcount(&world->ent_skateshop); i++ ){
 184       ent_skateshop *shop = mdl_arritm( &world->ent_skateshop, i );
 185       if( shop->type == k_skateshop_type_boardshop ){
 186          respawn_map_draw_icon( cam, k_gui_icon_board, shop->transform.co );
 187       }
 188       else if( shop->type == k_skateshop_type_worldshop ){
 189          respawn_map_draw_icon( cam, k_gui_icon_world, shop->transform.co );
 190       }
 191    }
 192
 193    for( u32 i=0; i<mdl_arrcount(&world->ent_gate); i++ ){
 194       ent_gate *gate = mdl_arritm( &world->ent_gate, i );
 195       if( gate->flags & k_ent_gate_nonlocal ){
 196          respawn_map_draw_icon( cam, k_gui_icon_rift, gate->co[0] );
 197       }
 198    }
 199
 200    for( u32 i=0; i<mdl_arrcount(&world->ent_route); i++ ){
 201       ent_route *route = mdl_arritm( &world->ent_route, i );
 202
 203       v4f colour;
 204       v4_copy( route->colour, colour );
 205       v3_muls( colour, 1.6666f, colour );
 206       gui_icon_setcolour( colour );
 207       respawn_map_draw_icon( cam, k_gui_icon_rift_run_2d,
 208                              route->board_transform[3] );
 209    }
 210 }
 211
 212 static void respawn_begin_chooser(void){
 213    skaterift.activity = k_skaterift_respawning;
 214    respawn_chooser.world_id = world_static.active_instance;
 215
 216    world_instance *world = &world_static.instances[ respawn_chooser.world_id ];
 217    v3f *bbx = world->scene_geo.bbx;
 218
 219    respawn_world_to_plane_pos( localplayer.rb.co, respawn_chooser.plane_pos );
 220    respawn_chooser.boom_dist = 400.0f;
 221    respawn_chooser.home_select = 0;
 222
 223    gui_helper_clear();
 224
 225    vg_str text;
 226    if( gui_new_helper( input_joy_list[k_srjoystick_steer], &text ) )
 227       vg_strcat( &text, "move" );
 228
 229    if( gui_new_helper( input_button_list[k_srbind_maccept], &text ) )
 230       vg_strcat( &text, "spawn" );
 231
 232    if( gui_new_helper( input_button_list[k_srbind_mback], &text ) )
 233       vg_strcat( &text, "exit" );
 234 }
 235
 236 #if 0
 237 static void respawn_chooser_shader_uniforms(void){
 238    v4f uPlayerPos, uSpawnPos;
 239    v4_zero( uPlayerPos );
 240    v4_zero( uSpawnPos );
 241
 242    v3_copy( localplayer.rb.co, uPlayerPos );
 243
 244    if( respawn_chooser.spawn )
 245       v3_copy( respawn_chooser.spawn->transform.co, uSpawnPos );
 246
 247    uPlayerPos[3] = v3_dist(uPlayerPos,uSpawnPos);
 248    uSpawnPos[3] = 1.0f/uPlayerPos[3];
 249
 250    shader_scene_override_uPlayerPos( uPlayerPos );
 251    shader_scene_override_uSpawnPos( uSpawnPos );
 252 }
 253 #endif
 254 #endif
 255
 256 #endif /* RESPAWN_C */