world_sfd.c

   1 #ifndef SFD_C
   2 #define SFD_C
   3
   4 #include "world_sfd.h"
   5 #include "shaders/scene_scoretext.h"
   6 #include "shaders/scene_vertex_blend.h"
   7
   8 static f32 sfd_encode_glyph( char c )
   9 {
  10    int value = 0;
  11    if( c >= 'a' && c <= 'z' )
  12       value = c-'a'+11;
  13    else if( c >= '0' && c <= '9' )
  14       value = c-'0'+1;
  15    else if( c >= 'A' && c <= 'Z' )
  16       value = c-'A'+11;
  17    else if( c >= '\x01' && c <= '\x01'+10 )
  18       value = 63-c;
  19    else{
  20       int base = 11+26;
  21
  22       switch( c ){
  23          case '!': value=base+0; break;
  24          case '?': value=base+1; break;
  25          case ',': value=base+2; break;
  26          case '.': value=base+3; break;
  27          case '#': value=base+4; break;
  28          case '$': value=base+5; break;
  29          case '%': value=base+6; break;
  30          case '*': value=base+7; break;
  31          case '+': value=base+8; break;
  32          case '-': value=base+9; break;
  33          case '/': value=base+10; break;
  34          case ':': value=base+11; break;
  35          default: value=0; break;
  36       }
  37    }
  38
  39    return (float)value;
  40 }
  41
  42 VG_STATIC void sfd_encode( u32 row, const char *str )
  43 {
  44    int end=0;
  45    u32 row_h = world_sfd.h -1 -row;
  46
  47    for( int i=0; i<world_sfd.w; i++ ){
  48       u32 idx = (world_sfd.w*row_h + i) * 2;
  49
  50       if( end ){
  51          world_sfd.buffer[idx] = 0.0f;
  52       }
  53       else{
  54          if( !str[i] )
  55             end = 1;
  56
  57          world_sfd.buffer[idx] = sfd_encode_glyph( str[i] );
  58       }
  59    }
  60 }
  61
  62 VG_STATIC void world_sfd_update( world_instance *world, v3f pos ){
  63    if( mdl_arrcount( &world->ent_route ) ){
  64       u32 closest = 0;
  65       float min_dist = INFINITY;
  66
  67       for( u32 i=0; i<mdl_arrcount( &world->ent_route ); i++ ){
  68          ent_route *route = mdl_arritm( &world->ent_route, i );
  69          float dist = v3_dist2( route->board_transform[3], pos );
  70
  71          if( dist < min_dist ){
  72             min_dist = dist;
  73             closest = i;
  74          }
  75       }
  76
  77       if( (world_sfd.active_route_board != closest) || network_scores_updated )
  78       {
  79          network_scores_updated = 0;
  80          world_sfd.active_route_board = closest;
  81
  82          ent_route *route = mdl_arritm( &world->ent_route, closest );
  83          u32 id = route->official_track_id;
  84
  85          if( id != 0xffffffff ){
  86             struct netmsg_board *local_board =
  87                &scoreboard_client_data.boards[id];
  88
  89             for( int i=0; i<13; i++ ){
  90                sfd_encode( i, &local_board->data[27*i] );
  91             }
  92          }else{
  93             sfd_encode( 0, mdl_pstr( &world->meta, route->pstr_name ) );
  94             sfd_encode( 1, "No data" );
  95          }
  96       }
  97    }
  98
  99    for( int i=0; i<world_sfd.w*world_sfd.h; i++ ){
 100       float *target = &world_sfd.buffer[i*2+0],
 101             *cur =    &world_sfd.buffer[i*2+1];
 102
 103       float const rate = vg.time_delta * 15.2313131414f;
 104       float d1 = *target-*cur;
 105
 106       if( fabsf(d1) > rate ){
 107          *cur += rate;
 108          if( *cur > 60.0f )
 109             *cur -= 60.0f;
 110       }
 111       else
 112          *cur = *target;
 113    }
 114 }
 115
 116 VG_STATIC void bind_terrain_noise(void);
 117 VG_STATIC void sfd_render( world_instance *world, camera *cam, m4x3f transform )
 118 {
 119    mesh_bind( &world_sfd.mesh_display );
 120    shader_scene_scoretext_use();
 121    shader_scene_scoretext_uTexMain(1);
 122
 123    world_link_lighting_ub( world, _shader_scene_scoretext.id );
 124    world_bind_position_texture( world, _shader_scene_scoretext.id,
 125                         _uniform_scene_scoretext_g_world_depth, 2 );
 126    world_bind_light_array( world, _shader_scene_scoretext.id,
 127                         _uniform_scene_scoretext_uLightsArray, 3 );
 128    world_bind_light_index( world, _shader_scene_scoretext.id,
 129                            _uniform_scene_scoretext_uLightsIndex, 4 );
 130
 131    bind_terrain_noise();
 132
 133    glActiveTexture( GL_TEXTURE1 );
 134    glBindTexture( GL_TEXTURE_2D, world_sfd.tex_scoretex );
 135
 136    m4x4f pvm_prev;
 137    m4x3_expand( transform, pvm_prev );
 138    m4x4_mul( cam->mtx_prev.pv, pvm_prev, pvm_prev );
 139
 140    shader_scene_scoretext_uPv( cam->mtx.pv );
 141    shader_scene_scoretext_uPvmPrev( pvm_prev );
 142    shader_scene_scoretext_uMdl( transform );
 143    shader_scene_scoretext_uCamera( cam->transform[3] );
 144
 145    for( int y=0;y<world_sfd.h; y++ ){
 146       for( int x=0; x<world_sfd.w; x++ ){
 147          float value = world_sfd.buffer[(y*world_sfd.w+x)*2+1];
 148          shader_scene_scoretext_uInfo( (v3f){ x,y, value } );
 149          mesh_draw( &world_sfd.mesh_display );
 150       }
 151    }
 152
 153    shader_scene_vertex_blend_use();
 154    shader_scene_vertex_blend_uTexGarbage(0);
 155    shader_scene_vertex_blend_uTexGradients(1);
 156    world_link_lighting_ub( world, _shader_scene_vertex_blend.id );
 157    world_bind_position_texture( world, _shader_scene_vertex_blend.id,
 158                                 _uniform_scene_vertex_blend_g_world_depth, 2 );
 159    world_bind_light_array( world, _shader_scene_vertex_blend.id,
 160                                 _uniform_scene_vertex_blend_uLightsArray, 3 );
 161    world_bind_light_index( world, _shader_scene_vertex_blend.id,
 162                                 _uniform_scene_vertex_blend_uLightsIndex, 4 );
 163    bind_terrain_noise();
 164    glActiveTexture( GL_TEXTURE1 );
 165    glBindTexture( GL_TEXTURE_2D, world_sfd.tex_scoretex );
 166
 167    shader_scene_vertex_blend_uPv( cam->mtx.pv );
 168    shader_scene_vertex_blend_uPvmPrev( pvm_prev );
 169    shader_scene_vertex_blend_uMdl( transform );
 170    shader_scene_vertex_blend_uCamera( cam->transform[3] );
 171
 172    mesh_bind( &world_sfd.mesh_base );
 173    mdl_draw_submesh( &world_sfd.sm_base );
 174 }
 175
 176 VG_STATIC int world_sfd_test( int argc, const char *argv[] )
 177 {
 178    if( argc == 2 ){
 179       int row = vg_min( vg_max(atoi(argv[0]),0), world_sfd.h);
 180       sfd_encode( row, argv[1] );
 181    }
 182
 183    return 0;
 184 }
 185
 186 VG_STATIC void world_sfd_init(void)
 187 {
 188    vg_info( "world_sfd_init\n" );
 189    shader_scene_scoretext_register();
 190    vg_console_reg_cmd( "sfd", world_sfd_test, NULL );
 191
 192    vg_linear_clear( vg_mem.scratch );
 193
 194    mdl_context mscoreboard;
 195    mdl_open( &mscoreboard, "models/rs_scoretext.mdl", vg_mem.scratch );
 196    mdl_load_metadata_block( &mscoreboard, vg_mem.scratch );
 197    mdl_async_load_glmesh( &mscoreboard, &world_sfd.mesh_base );
 198
 199    mdl_load_mesh_block( &mscoreboard, vg_mem.scratch );
 200
 201    scene_context *scene = &world_sfd.scene;
 202    vg_async_item *call = scene_alloc_async( scene, &world_sfd.mesh_display,
 203                                             3000, 8000 );
 204
 205
 206    mdl_mesh *m_backer = mdl_find_mesh( &mscoreboard, "backer" ),
 207             *m_card   = mdl_find_mesh( &mscoreboard, "score_card" );
 208
 209    mdl_submesh
 210       *sm_backer = mdl_arritm( &mscoreboard.submeshs, m_backer->submesh_start ),
 211       *sm_card   = mdl_arritm( &mscoreboard.submeshs, m_card->submesh_start );
 212    world_sfd.sm_base = *sm_backer;
 213
 214    m4x3f identity;
 215    m4x3_identity( identity );
 216
 217    for( int i=0;i<4;i++ ){
 218       u32 vert_start = scene->vertex_count;
 219       scene_add_mdl_submesh( scene, &mscoreboard, sm_card, identity );
 220
 221       for( int j=0; j<sm_card->vertex_count; j++ ){
 222          scene_vert *vert = &scene->arrvertices[ vert_start+j ];
 223
 224          float const k_glyph_uvw = 1.0f/64.0f;
 225          vert->uv[0] -= k_glyph_uvw * (float)(i-1);
 226          vert->norm[3] = i*42;
 227       }
 228    }
 229
 230    vg_async_dispatch( call, async_scene_upload );
 231    vg_tex2d_load_qoi_async_file( "textures/scoretext.qoi",
 232                                  VG_TEX2D_CLAMP|VG_TEX2D_NEAREST,
 233                                  &world_sfd.tex_scoretex );
 234
 235    mdl_close( &mscoreboard );
 236
 237    int w = 27,
 238        h = 13;
 239
 240    world_sfd.w = w;
 241    world_sfd.h = h;
 242    world_sfd.buffer = vg_linear_alloc( vg_mem.rtmemory, 2*w*h*sizeof(float) );
 243
 244    for( int i=0; i<w*h*2; i++ )
 245       world_sfd.buffer[i] = 0.0f;
 246 }
 247
 248 #endif /* WORLD_SFD_C */