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 #include "network.h"
   8 #include "entity.h"
   9
  10 static f32 sfd_encode_glyph( char c ){
  11    int value = 0;
  12    if( c >= 'a' && c <= 'z' )
  13       value = c-'a'+11;
  14    else if( c >= '0' && c <= '9' )
  15       value = c-'0'+1;
  16    else if( c >= 'A' && c <= 'Z' )
  17       value = c-'A'+11;
  18    else if( c >= '\x01' && c <= '\x01'+10 )
  19       value = 63-c;
  20    else{
  21       int base = 11+26;
  22
  23       switch( c ){
  24          case '!': value=base+0; break;
  25          case '?': value=base+1; break;
  26          case ',': value=base+2; break;
  27          case '.': value=base+3; break;
  28          case '#': value=base+4; break;
  29          case '$': value=base+5; break;
  30          case '%': value=base+6; break;
  31          case '*': value=base+7; break;
  32          case '+': value=base+8; break;
  33          case '-': value=base+9; break;
  34          case '/': value=base+10; break;
  35          case ':': value=base+11; break;
  36          default: value=0; break;
  37       }
  38    }
  39
  40    return (float)value;
  41 }
  42
  43 static void sfd_encode( u32 row, const char *str ){
  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 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          network_scores_updated = 0;
  79          world_sfd.active_route_board = closest;
  80          ent_route *route = mdl_arritm( &world->ent_route, closest );
  81
  82          addon_reg *world_reg =
  83             world_static.instance_addons[ world_static.active_instance ];
  84
  85          char mod_uid[ ADDON_UID_MAX ];
  86          addon_alias_uid( &world_reg->alias, mod_uid );
  87
  88          network_request_scoreboard(
  89                mod_uid,
  90                mdl_pstr( &world->meta, route->pstr_name ),
  91                0 );
  92       }
  93    }
  94
  95    for( int i=0; i<world_sfd.w*world_sfd.h; i++ ){
  96       float *target = &world_sfd.buffer[i*2+0],
  97             *cur =    &world_sfd.buffer[i*2+1];
  98
  99       float const rate = vg.time_delta * 15.2313131414f;
 100       float d1 = *target-*cur;
 101
 102       if( fabsf(d1) > rate ){
 103          *cur += rate;
 104          if( *cur > 60.0f )
 105             *cur -= 60.0f;
 106       }
 107       else
 108          *cur = *target;
 109    }
 110 }
 111
 112 static void bind_terrain_noise(void);
 113 static void sfd_render( world_instance *world, camera *cam, m4x3f transform ){
 114    mesh_bind( &world_sfd.mesh_display );
 115    shader_scene_scoretext_use();
 116    shader_scene_scoretext_uTexMain(1);
 117    WORLD_BIND_LIGHT_BUFFERS_UB0_TEX234( world, scene_scoretext );
 118
 119    bind_terrain_noise();
 120
 121    glActiveTexture( GL_TEXTURE1 );
 122    glBindTexture( GL_TEXTURE_2D, world_sfd.tex_scoretex );
 123
 124    m4x4f pvm_prev;
 125    m4x3_expand( transform, pvm_prev );
 126    m4x4_mul( cam->mtx_prev.pv, pvm_prev, pvm_prev );
 127
 128    shader_scene_scoretext_uPv( cam->mtx.pv );
 129    shader_scene_scoretext_uPvmPrev( pvm_prev );
 130    shader_scene_scoretext_uMdl( transform );
 131    shader_scene_scoretext_uCamera( cam->transform[3] );
 132
 133    for( int y=0;y<world_sfd.h; y++ ){
 134       for( int x=0; x<world_sfd.w; x++ ){
 135          float value = world_sfd.buffer[(y*world_sfd.w+x)*2+1];
 136          shader_scene_scoretext_uInfo( (v3f){ x,y, value } );
 137          mesh_draw( &world_sfd.mesh_display );
 138       }
 139    }
 140
 141    shader_scene_vertex_blend_use();
 142    shader_scene_vertex_blend_uTexGarbage(0);
 143    shader_scene_vertex_blend_uTexGradients(1);
 144    WORLD_BIND_LIGHT_BUFFERS_UB0_TEX234( world, scene_vertex_blend );
 145
 146    bind_terrain_noise();
 147    glActiveTexture( GL_TEXTURE1 );
 148    glBindTexture( GL_TEXTURE_2D, world_sfd.tex_scoretex );
 149
 150    shader_scene_vertex_blend_uPv( cam->mtx.pv );
 151    shader_scene_vertex_blend_uPvmPrev( pvm_prev );
 152    shader_scene_vertex_blend_uMdl( transform );
 153    shader_scene_vertex_blend_uCamera( cam->transform[3] );
 154
 155    mesh_bind( &world_sfd.mesh_base );
 156    mdl_draw_submesh( &world_sfd.sm_base );
 157 }
 158
 159 static int world_sfd_test( int argc, const char *argv[] ){
 160    if( argc == 2 ){
 161       int row = vg_min( vg_max(atoi(argv[0]),0), world_sfd.h);
 162       sfd_encode( row, argv[1] );
 163    }
 164
 165    return 0;
 166 }
 167
 168 static void world_sfd_init(void){
 169    vg_info( "world_sfd_init\n" );
 170    shader_scene_scoretext_register();
 171    vg_console_reg_cmd( "sfd", world_sfd_test, NULL );
 172
 173    vg_linear_clear( vg_mem.scratch );
 174
 175    mdl_context mscoreboard;
 176    mdl_open( &mscoreboard, "models/rs_scoretext.mdl", vg_mem.scratch );
 177    mdl_load_metadata_block( &mscoreboard, vg_mem.scratch );
 178    mdl_async_load_glmesh( &mscoreboard, &world_sfd.mesh_base );
 179
 180    mdl_load_mesh_block( &mscoreboard, vg_mem.scratch );
 181
 182    scene_context *scene = &world_sfd.scene;
 183    vg_async_item *call = scene_alloc_async( scene, &world_sfd.mesh_display,
 184                                             3000, 8000 );
 185
 186
 187    mdl_mesh *m_backer = mdl_find_mesh( &mscoreboard, "backer" ),
 188             *m_card   = mdl_find_mesh( &mscoreboard, "score_card" );
 189
 190    mdl_submesh
 191       *sm_backer = mdl_arritm( &mscoreboard.submeshs, m_backer->submesh_start ),
 192       *sm_card   = mdl_arritm( &mscoreboard.submeshs, m_card->submesh_start );
 193    world_sfd.sm_base = *sm_backer;
 194
 195    m4x3f identity;
 196    m4x3_identity( identity );
 197
 198    for( int i=0;i<4;i++ ){
 199       u32 vert_start = scene->vertex_count;
 200       scene_add_mdl_submesh( scene, &mscoreboard, sm_card, identity );
 201
 202       for( int j=0; j<sm_card->vertex_count; j++ ){
 203          scene_vert *vert = &scene->arrvertices[ vert_start+j ];
 204
 205          float const k_glyph_uvw = 1.0f/64.0f;
 206          vert->uv[0] -= k_glyph_uvw * (float)(i-1);
 207          vert->norm[3] = i*42;
 208       }
 209    }
 210
 211    vg_async_dispatch( call, async_scene_upload );
 212    vg_tex2d_load_qoi_async_file( "textures/scoretext.qoi",
 213                                  VG_TEX2D_CLAMP|VG_TEX2D_NEAREST,
 214                                  &world_sfd.tex_scoretex );
 215
 216    mdl_close( &mscoreboard );
 217
 218    int w = 27,
 219        h = 13;
 220
 221    world_sfd.w = w;
 222    world_sfd.h = h;
 223    world_sfd.buffer = vg_linear_alloc( vg_mem.rtmemory, 2*w*h*sizeof(float) );
 224
 225    for( int i=0; i<w*h*2; i++ )
 226       world_sfd.buffer[i] = 0.0f;
 227 }
 228
 229 #endif /* WORLD_SFD_C */