world_map.c

   1 #include "skaterift.h"
   2 #include "world_map.h"
   3 #include "world.h"
   4 #include "input.h"
   5 #include "gui.h"
   6 #include "menu.h"
   7 #include "scene.h"
   8
   9 struct world_map world_map;
  10
  11 static void world_map_get_dir( v3f dir )
  12 {
  13    /* idk */
  14    dir[0] = -sqrtf(0.5f);
  15    dir[2] =  sqrtf(0.5f);
  16    dir[1] =  1.0f;
  17    v3_normalize(dir);
  18 }
  19
  20 static void world_map_get_plane( v4f plane )
  21 {
  22    world_instance *world = &world_static.instances[ world_map.world_id ];
  23    f32 h = localplayer.rb.co[1];
  24    if( world_map.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 {
  32    v3f dir;
  33    world_map_get_dir( dir );
  34    v3_negate(dir,dir);
  35    v4f plane;
  36    world_map_get_plane( plane );
  37
  38    v3f co;
  39    f32 t = ray_plane( plane, pos, dir );
  40    v3_muladds( pos, dir, t, co );
  41    plane_pos[0] = co[0];
  42    plane_pos[1] = co[2];
  43 }
  44
  45 static void respawn_map_draw_icon( vg_camera *cam,
  46                                    enum gui_icon icon, v3f pos, f32 size )
  47 {
  48    v4f v;
  49    v3_copy( pos, v );
  50    v[3] = 1.0f;
  51    m4x4_mulv( cam->mtx.pv, v, v );
  52    v2_divs( v, v[3], v );
  53
  54    gui_draw_icon( icon, (v2f){ v[0]*0.5f+0.5f,v[1]*0.5f+0.5f }, size );
  55 }
  56
  57 static void world_map_select_close(void)
  58 {
  59    world_map.sel_spawn = world_map.close_spawn;
  60    gui_helper_clear();
  61
  62    vg_str text;
  63    if( gui_new_helper( input_button_list[k_srbind_maccept], &text ) )
  64       vg_strcat( &text, "Spawn Here" );
  65    if( gui_new_helper( input_button_list[k_srbind_mback], &text ) )
  66       vg_strcat( &text, "Back" );
  67 }
  68
  69 void world_map_click(void)
  70 {
  71    world_map_select_close();
  72 }
  73
  74 static void world_map_help_normal(void)
  75 {
  76    gui_helper_clear();
  77
  78    vg_str text;
  79    if( gui_new_helper( input_joy_list[k_srjoystick_steer], &text ) )
  80       vg_strcat( &text, "Move" );
  81
  82    if( gui_new_helper( input_button_list[k_srbind_maccept], &text ) )
  83       vg_strcat( &text, "Select" );
  84
  85    if( gui_new_helper( input_button_list[k_srbind_mback], &text ) )
  86       vg_strcat( &text, "Exit" );
  87 }
  88
  89 void world_map_pre_update(void)
  90 {
  91    if( menu_viewing_map() )
  92    {
  93       if( !world_map.view_ready )
  94       {
  95          world_map.world_id = world_static.active_instance;
  96
  97          world_instance *world = &world_static.instances[ world_map.world_id ];
  98          v3f *bbx = world->scene_geo.bbx;
  99
 100          v3_copy( localplayer.rb.co, world->player_co );
 101          respawn_world_to_plane_pos( localplayer.rb.co, world_map.plane_pos );
 102          world_map.boom_dist = 400.0f;
 103          world_map.home_select = 0;
 104          world_map.view_ready = 1;
 105          world_map.sel_spawn = NULL;
 106          world_map.close_spawn = NULL;
 107
 108          world_map_help_normal();
 109       }
 110    }
 111    else
 112    {
 113       if( world_map.view_ready )
 114       {
 115          gui_helper_clear();
 116          world_map.view_ready = 0;
 117       }
 118
 119       return;
 120    }
 121
 122    world_instance *world = &world_static.instances[ world_map.world_id ];
 123    v3f *bbx = world->scene_geo.bbx;
 124    f32 *pos = world_map.plane_pos;
 125
 126    v2f steer;
 127    joystick_state( k_srjoystick_steer, steer );
 128    v2_normalize_clamp( steer );
 129
 130    if( !world_map.sel_spawn )
 131    {
 132       f32 *pos = world_map.plane_pos;
 133       m2x2f rm;
 134       m2x2_create_rotation( rm, -0.25f*VG_PIf );
 135       m2x2_mulv( rm, steer, steer );
 136       v2_muladds( pos, steer, vg.time_frame_delta * 200.0f, pos );
 137    }
 138
 139    f32 bd_target = 400.0f,
 140        interp = vg.time_frame_delta*2.0f;
 141
 142    if( world_map.sel_spawn )
 143    {
 144       v2f pp;
 145       respawn_world_to_plane_pos( world_map.sel_spawn->transform.co, pp );
 146       v2_lerp( pos, pp, interp, pos );
 147
 148       bd_target = 200.0f;
 149    }
 150    world_map.boom_dist = vg_lerpf( world_map.boom_dist, bd_target, interp );
 151
 152    v2_minv( (v2f){ bbx[1][0], bbx[1][2] }, pos, pos );
 153    v2_maxv( (v2f){ bbx[0][0], bbx[0][2] }, pos, pos );
 154
 155    /* update camera */
 156    vg_camera *cam = &world_map.cam;
 157    v3f dir;
 158    world_map_get_dir(dir);
 159
 160    v4f plane;
 161    world_map_get_plane( plane );
 162
 163    v3f co = { pos[0], plane[3]*plane[1], pos[1] };
 164    v3_muladds( co, dir, world_map.boom_dist, cam->pos );
 165
 166    vg_line_cross( co, VG__RED, 10.0f );
 167
 168    cam->angles[0] = 0.25f * VG_PIf;
 169    cam->angles[1] = 0.25f * VG_PIf;
 170    cam->farz = 5000.0f;
 171    cam->nearz = 10.0f;
 172    cam->fov = 40.0f;
 173
 174    vg_camera_update_transform( cam );
 175    vg_camera_update_view( cam );
 176    vg_camera_update_projection( cam );
 177    vg_camera_finalize( cam );
 178
 179    /* pick spawn */
 180    f32 closest2 = INFINITY;
 181    v2f centroid = { 0, 0 };
 182
 183    for( u32 i=0; i<mdl_arrcount(&world->ent_spawn); i++ )
 184    {
 185       ent_spawn *spawn = mdl_arritm(&world->ent_spawn,i);
 186
 187       v4f v;
 188       v3_copy( spawn->transform.co, v );
 189       v[3] = 1.0f;
 190       m4x4_mulv( cam->mtx.pv, v, v );
 191       v2_divs( v, v[3], v );
 192
 193       f32 d2 = v2_dist2(v, centroid);
 194       if( d2 < closest2 )
 195       {
 196          world_map.close_spawn = spawn;
 197          closest2 = d2;
 198       }
 199       spawn->transform.s[0] = d2;
 200    }
 201
 202    if( button_down( k_srbind_maccept ) )
 203    {
 204       if( world_map.sel_spawn )
 205       {
 206          skaterift.activity = k_skaterift_default;
 207          world_static.active_instance = world_map.world_id;
 208          srinput.state = k_input_state_resume;
 209          player__spawn( world_map.sel_spawn );
 210          return;
 211       }
 212       else
 213       {
 214          world_map_select_close();
 215       }
 216    }
 217
 218    if( button_down( k_srbind_mback ) )
 219    {
 220       if( world_map.sel_spawn )
 221       {
 222          world_map.sel_spawn = NULL;
 223          world_map_help_normal();
 224       }
 225       else
 226       {
 227          srinput.state = k_input_state_resume;
 228          skaterift.activity = k_skaterift_default;
 229          return;
 230       }
 231    }
 232
 233    /* icons
 234     * ---------------------*/
 235    for( u32 i=0; i<mdl_arrcount(&world->ent_challenge); i++ )
 236    {
 237       ent_challenge *challenge = mdl_arritm( &world->ent_challenge, i );
 238
 239       enum gui_icon icon = k_gui_icon_exclaim_2d;
 240       if( challenge->status )
 241          icon = k_gui_icon_tick_2d;
 242
 243       respawn_map_draw_icon( cam, icon, challenge->transform.co, 1.0f );
 244    }
 245
 246    for( u32 i=0; i<mdl_arrcount(&world->ent_spawn); i ++ )
 247    {
 248       ent_spawn *spawn = mdl_arritm( &world->ent_spawn, i );
 249
 250       if( spawn->transform.s[0] > 0.3f )
 251          continue;
 252
 253       f32 s = 1.0f-(spawn->transform.s[0] / 0.3f);
 254       respawn_map_draw_icon( cam,
 255             spawn==world_map.sel_spawn?
 256                k_gui_icon_spawn_select: k_gui_icon_spawn,
 257             spawn->transform.co, s );
 258    }
 259
 260    for( u32 i=0; i<mdl_arrcount(&world->ent_skateshop); i++ )
 261    {
 262       ent_skateshop *shop = mdl_arritm( &world->ent_skateshop, i );
 263       if( shop->type == k_skateshop_type_boardshop )
 264       {
 265          respawn_map_draw_icon( cam, k_gui_icon_board, shop->transform.co, 1 );
 266       }
 267       else if( shop->type == k_skateshop_type_worldshop )
 268       {
 269          respawn_map_draw_icon( cam, k_gui_icon_world, shop->transform.co, 1 );
 270       }
 271    }
 272
 273    for( u32 i=0; i<mdl_arrcount(&world->ent_gate); i++ )
 274    {
 275       ent_gate *gate = mdl_arritm( &world->ent_gate, i );
 276       if( gate->flags & k_ent_gate_nonlocal )
 277       {
 278          respawn_map_draw_icon( cam, k_gui_icon_rift, gate->co[0], 1 );
 279       }
 280    }
 281
 282    for( u32 i=0; i<mdl_arrcount(&world->ent_route); i++ )
 283    {
 284       ent_route *route = mdl_arritm( &world->ent_route, i );
 285
 286       v4f colour;
 287       v4_copy( route->colour, colour );
 288       v3_muls( colour, 1.6666f, colour );
 289       gui_icon_setcolour( colour );
 290       respawn_map_draw_icon( cam, k_gui_icon_rift_run_2d,
 291                              route->board_transform[3], 1 );
 292    }
 293
 294    for( u32 i=0; i<mdl_arrcount(&world->ent_glider); i ++ )
 295    {
 296       ent_glider *glider = mdl_arritm( &world->ent_glider, i );
 297
 298       v4f colour = { 1,1,1,1 };
 299
 300       if( !(glider->flags & 0x1) )
 301          v3_muls( colour, 0.5f, colour );
 302       gui_icon_setcolour( colour );
 303
 304       respawn_map_draw_icon( cam, k_gui_icon_glider, glider->transform.co, 1 );
 305    }
 306 }