common.h

   1 /*
   2  * Copyright (C) 2021-2022 Mt.ZERO Software, Harry Godden - All Rights Reserved
   3  */
   4
   5 #ifndef COMMON_H
   6 #define COMMON_H
   7
   8 #define VG_TIMESTEP_FIXED (1.0/60.0)
   9 #define VG_3D
  10 #define VG_GAME
  11 #define VG_STATIC static
  12 #define VG_FRAMEBUFFER_RESIZE 1
  13 #include "vg/vg.h"
  14 #include "submodules/anyascii/impl/c/anyascii.c"
  15
  16 #define RESET_MAX_TIME 45.0
  17
  18 enum menu_controller_type
  19 {
  20    k_menu_controller_type_keyboard,
  21    k_menu_controller_type_xbox,
  22    k_menu_controller_type_playstation,
  23    k_menu_controller_type_steam,
  24    k_menu_controller_type_steam_deck
  25 };
  26
  27 VG_STATIC enum menu_controller_type menu_display_controller;
  28
  29 typedef struct ray_hit ray_hit;
  30 struct ray_hit
  31 {
  32    float dist;
  33    u32 *tri;
  34    v3f pos, normal;
  35 };
  36
  37 VG_STATIC int network_scores_updated = 0;
  38
  39 VG_STATIC u32 utf8_byte0_byte_count( u8 char0 )
  40 {
  41    for( u32 k=2; k<4; k++ )
  42    {
  43       if( !(char0 & (0x80 >> k)) )
  44          return k;
  45    }
  46
  47    return 0;
  48 }
  49
  50 VG_STATIC void str_utf8_collapse( const char *str, char *buf, u32 length )
  51 {
  52    u8 *ustr = (u8 *)str;
  53    u32 utf32_code = 0x00000000;
  54    u32 i=0, j=0, utf32_byte_ct=0;
  55
  56    for(;i < length-1;)
  57    {
  58       if( ustr[i] == 0x00 )
  59          break;
  60
  61       if( ustr[i] & 0x80 )
  62       {
  63          if( utf32_byte_ct )
  64          {
  65             utf32_byte_ct --;
  66             utf32_code |= (ustr[i] & 0x3F) << (utf32_byte_ct*6);
  67
  68             if( !utf32_byte_ct )
  69             {
  70                const char *match;
  71                size_t chars = anyascii( utf32_code, &match );
  72
  73                for( u32 k=0; k<VG_MIN(chars, length-1-j); k++ )
  74                {
  75                   buf[ j++ ] = (u8)match[k];
  76                }
  77             }
  78          }
  79          else
  80          {
  81             utf32_byte_ct = utf8_byte0_byte_count( ustr[i] )-1;
  82             utf32_code = ustr[i] & (0x3F >> utf32_byte_ct);
  83             utf32_code <<= utf32_byte_ct*6;
  84          }
  85       }
  86       else
  87       {
  88          utf32_byte_ct = 0x00;
  89          buf[j ++] = str[i];
  90       }
  91
  92       i++;
  93    }
  94
  95    buf[j] = 0x00;
  96 }
  97
  98 #endif /* COMMON_H */